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-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/Makefile82
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ep0.cfg160
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ep1.cfg160
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/esp.c461
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/esp.h26
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ipip.h174
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ipsec-secgw.c1828
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ipsec.c562
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/ipsec.h242
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/meson.build14
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/parser.c563
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/parser.h88
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/rt.c206
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/sa.c1010
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/sp4.c506
-rw-r--r--src/spdk/dpdk/examples/ipsec-secgw/sp6.c620
16 files changed, 6702 insertions, 0 deletions
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/Makefile b/src/spdk/dpdk/examples/ipsec-secgw/Makefile
new file mode 100644
index 00000000..02d41e39
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/Makefile
@@ -0,0 +1,82 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2016 Intel Corporation
+
+APP = ipsec-secgw
+
+#
+# all source are stored in SRCS-y
+#
+SRCS-y += parser.c
+SRCS-y += ipsec.c
+SRCS-y += esp.c
+SRCS-y += sp4.c
+SRCS-y += sp6.c
+SRCS-y += sa.c
+SRCS-y += rt.c
+SRCS-y += ipsec-secgw.c
+
+CFLAGS += -gdwarf-2
+
+# Build using pkg-config variables if possible
+$(shell pkg-config --exists libdpdk)
+ifeq ($(.SHELLSTATUS),0)
+
+all: shared
+.PHONY: shared static
+shared: build/$(APP)-shared
+ ln -sf $(APP)-shared build/$(APP)
+static: build/$(APP)-static
+ ln -sf $(APP)-static build/$(APP)
+
+PC_FILE := $(shell pkg-config --path libdpdk)
+CFLAGS += -O3 $(shell pkg-config --cflags libdpdk)
+LDFLAGS_SHARED = $(shell pkg-config --libs libdpdk)
+LDFLAGS_STATIC = -Wl,-Bstatic $(shell pkg-config --static --libs libdpdk)
+
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+
+build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
+ $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
+
+build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
+ $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
+
+build:
+ @mkdir -p $@
+
+.PHONY: clean
+clean:
+ rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
+ rmdir --ignore-fail-on-non-empty build
+
+else
+
+ifeq ($(RTE_SDK),)
+ $(error "Please define RTE_SDK environment variable")
+endif
+
+# Default target, can be overridden by command line or environment
+RTE_TARGET ?= x86_64-native-linuxapp-gcc
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+ifneq ($(MAKECMDGOALS),clean)
+ifneq ($(CONFIG_RTE_LIBRTE_SECURITY),y)
+$(error "RTE_LIBRTE_SECURITY is required to build ipsec-secgw")
+endif
+endif
+
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+CFLAGS += -O3 -gdwarf-2
+CFLAGS += $(WERROR_FLAGS)
+ifeq ($(CONFIG_RTE_TOOLCHAIN_ICC),y)
+CFLAGS_sa.o += -diag-disable=vec
+endif
+
+ifeq ($(DEBUG),1)
+CFLAGS += -DIPSEC_DEBUG -fstack-protector-all -O0
+endif
+
+include $(RTE_SDK)/mk/rte.extapp.mk
+
+endif
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ep0.cfg b/src/spdk/dpdk/examples/ipsec-secgw/ep0.cfg
new file mode 100644
index 00000000..299aa9e0
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ep0.cfg
@@ -0,0 +1,160 @@
+###########################################################################
+# IPSEC-SECGW Endpoint sample configuration
+#
+# The main purpose of this file is to show how to configure two systems
+# back-to-back that would forward traffic through an IPsec tunnel. This
+# file is the Endpoint 0 configuration. To use this configuration file,
+# add the following command-line option:
+#
+# -f ./ep0.cfg
+#
+###########################################################################
+
+#SP IPv4 rules
+sp ipv4 out esp protect 5 pri 1 dst 192.168.105.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 6 pri 1 dst 192.168.106.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 10 pri 1 dst 192.168.175.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 11 pri 1 dst 192.168.176.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 15 pri 1 dst 192.168.200.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 16 pri 1 dst 192.168.201.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 25 pri 1 dst 192.168.55.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 26 pri 1 dst 192.168.56.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp bypass pri 1 dst 192.168.240.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp bypass pri 1 dst 192.168.241.0/24 sport 0:65535 dport 0:65535
+
+sp ipv4 in esp protect 105 pri 1 dst 192.168.115.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 106 pri 1 dst 192.168.116.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 110 pri 1 dst 192.168.185.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 111 pri 1 dst 192.168.186.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 115 pri 1 dst 192.168.210.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 116 pri 1 dst 192.168.211.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 115 pri 1 dst 192.168.210.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 125 pri 1 dst 192.168.65.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 125 pri 1 dst 192.168.65.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 126 pri 1 dst 192.168.66.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp bypass pri 1 dst 192.168.245.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp bypass pri 1 dst 192.168.246.0/24 sport 0:65535 dport 0:65535
+
+#SP IPv6 rules
+sp ipv6 out esp protect 5 pri 1 dst 0000:0000:0000:0000:5555:5555:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 6 pri 1 dst 0000:0000:0000:0000:6666:6666:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 10 pri 1 dst 0000:0000:1111:1111:0000:0000:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 11 pri 1 dst 0000:0000:1111:1111:1111:1111:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 25 pri 1 dst 0000:0000:0000:0000:aaaa:aaaa:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 26 pri 1 dst 0000:0000:0000:0000:bbbb:bbbb:0000:0000/96 \
+sport 0:65535 dport 0:65535
+
+sp ipv6 in esp protect 15 pri 1 dst ffff:0000:0000:0000:5555:5555:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 16 pri 1 dst ffff:0000:0000:0000:6666:6666:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 110 pri 1 dst ffff:0000:1111:1111:0000:0000:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 111 pri 1 dst ffff:0000:1111:1111:1111:1111:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 125 pri 1 dst ffff:0000:0000:0000:aaaa:aaaa:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 126 pri 1 dst ffff:0000:0000:0000:bbbb:bbbb:0000:0000/96 \
+sport 0:65535 dport 0:65535
+
+#SA rules
+sa out 5 cipher_algo aes-128-cbc cipher_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+auth_algo sha1-hmac auth_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+mode ipv4-tunnel src 172.16.1.5 dst 172.16.2.5
+
+sa out 6 cipher_algo aes-128-cbc cipher_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0 auth_algo sha1-hmac auth_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0:a0:a0:a0:a0 mode ipv4-tunnel src 172.16.1.6 dst 172.16.2.6
+
+sa out 10 cipher_algo aes-128-cbc cipher_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1 auth_algo sha1-hmac auth_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1:a1:a1:a1:a1 mode transport
+
+sa out 11 cipher_algo aes-128-cbc cipher_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2 auth_algo sha1-hmac auth_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2:b2:b2:b2:b2 mode transport
+
+sa out 15 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.1.5 \
+dst 172.16.2.5
+
+sa out 16 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.1.6 \
+dst 172.16.2.6
+
+sa out 25 cipher_algo aes-128-cbc cipher_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3 auth_algo sha1-hmac auth_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3:c3:c3:c3:c3 mode ipv6-tunnel \
+src 1111:1111:1111:1111:1111:1111:1111:5555 \
+dst 2222:2222:2222:2222:2222:2222:2222:5555
+
+sa out 26 cipher_algo aes-128-cbc cipher_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d auth_algo sha1-hmac auth_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d:4d:4d:4d:4d mode ipv6-tunnel \
+src 1111:1111:1111:1111:1111:1111:1111:6666 \
+dst 2222:2222:2222:2222:2222:2222:2222:6666
+
+sa in 105 cipher_algo aes-128-cbc cipher_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+auth_algo sha1-hmac auth_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+mode ipv4-tunnel src 172.16.2.5 dst 172.16.1.5
+
+sa in 106 cipher_algo aes-128-cbc cipher_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0 auth_algo sha1-hmac auth_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0:a0:a0:a0:a0 mode ipv4-tunnel src 172.16.2.6 dst 172.16.1.6
+
+sa in 110 cipher_algo aes-128-cbc cipher_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1 auth_algo sha1-hmac auth_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1:a1:a1:a1:a1 mode transport
+
+sa in 111 cipher_algo aes-128-cbc cipher_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2 auth_algo sha1-hmac auth_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2:b2:b2:b2:b2 mode transport
+
+sa in 115 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.2.5 \
+dst 172.16.1.5
+
+sa in 116 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.2.6 dst 172.16.1.6
+
+sa in 125 cipher_algo aes-128-cbc cipher_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3 auth_algo sha1-hmac auth_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3:c3:c3:c3:c3 mode ipv6-tunnel \
+src 2222:2222:2222:2222:2222:2222:2222:5555 \
+dst 1111:1111:1111:1111:1111:1111:1111:5555
+
+sa in 126 cipher_algo aes-128-cbc cipher_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d auth_algo sha1-hmac auth_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d:4d:4d:4d:4d mode ipv6-tunnel \
+src 2222:2222:2222:2222:2222:2222:2222:6666 \
+dst 1111:1111:1111:1111:1111:1111:1111:6666
+
+#Routing rules
+rt ipv4 dst 172.16.2.5/32 port 0
+rt ipv4 dst 172.16.2.6/32 port 1
+rt ipv4 dst 192.168.175.0/24 port 0
+rt ipv4 dst 192.168.176.0/24 port 1
+rt ipv4 dst 192.168.240.0/24 port 0
+rt ipv4 dst 192.168.241.0/24 port 1
+rt ipv4 dst 192.168.115.0/24 port 2
+rt ipv4 dst 192.168.116.0/24 port 3
+rt ipv4 dst 192.168.65.0/24 port 2
+rt ipv4 dst 192.168.66.0/24 port 3
+rt ipv4 dst 192.168.185.0/24 port 2
+rt ipv4 dst 192.168.186.0/24 port 3
+rt ipv4 dst 192.168.210.0/24 port 2
+rt ipv4 dst 192.168.211.0/24 port 3
+rt ipv4 dst 192.168.245.0/24 port 2
+rt ipv4 dst 192.168.246.0/24 port 3
+
+rt ipv6 dst 2222:2222:2222:2222:2222:2222:2222:5555/116 port 0
+rt ipv6 dst 2222:2222:2222:2222:2222:2222:2222:6666/116 port 1
+rt ipv6 dst 0000:0000:1111:1111:0000:0000:0000:0000/116 port 0
+rt ipv6 dst 0000:0000:1111:1111:1111:1111:0000:0000/116 port 1
+rt ipv6 dst ffff:0000:0000:0000:aaaa:aaaa:0000:0000/116 port 2
+rt ipv6 dst ffff:0000:0000:0000:bbbb:bbbb:0000:0000/116 port 3
+rt ipv6 dst ffff:0000:0000:0000:5555:5555:0000:0000/116 port 2
+rt ipv6 dst ffff:0000:0000:0000:6666:6666:0000:0000/116 port 3
+rt ipv6 dst ffff:0000:1111:1111:0000:0000:0000:0000/116 port 2
+rt ipv6 dst ffff:0000:1111:1111:1111:1111:0000:0000/116 port 3
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ep1.cfg b/src/spdk/dpdk/examples/ipsec-secgw/ep1.cfg
new file mode 100644
index 00000000..3f6ff811
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ep1.cfg
@@ -0,0 +1,160 @@
+###########################################################################
+# IPSEC-SECGW Endpoint1 sample configuration
+#
+# The main purpose of this file is to show how to configure two systems
+# back-to-back that would forward traffic through an IPsec tunnel. This
+# file is the Endpoint1 configuration. To use this configuration file,
+# add the following command-line option:
+#
+# -f ./ep1.cfg
+#
+###########################################################################
+
+#SP IPv4 rules
+sp ipv4 in esp protect 5 pri 1 dst 192.168.105.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 6 pri 1 dst 192.168.106.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 10 pri 1 dst 192.168.175.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 11 pri 1 dst 192.168.176.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 15 pri 1 dst 192.168.200.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 16 pri 1 dst 192.168.201.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 25 pri 1 dst 192.168.55.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp protect 26 pri 1 dst 192.168.56.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp bypass dst 192.168.240.0/24 sport 0:65535 dport 0:65535
+sp ipv4 in esp bypass dst 192.168.241.0/24 sport 0:65535 dport 0:65535
+
+sp ipv4 out esp protect 105 pri 1 dst 192.168.115.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 106 pri 1 dst 192.168.116.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 110 pri 1 dst 192.168.185.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 111 pri 1 dst 192.168.186.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 115 pri 1 dst 192.168.210.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 116 pri 1 dst 192.168.211.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 115 pri 1 dst 192.168.210.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 125 pri 1 dst 192.168.65.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 125 pri 1 dst 192.168.65.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp protect 126 pri 1 dst 192.168.66.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp bypass pri 1 dst 192.168.245.0/24 sport 0:65535 dport 0:65535
+sp ipv4 out esp bypass pri 1 dst 192.168.246.0/24 sport 0:65535 dport 0:65535
+
+#SP IPv6 rules
+sp ipv6 in esp protect 5 pri 1 dst 0000:0000:0000:0000:5555:5555:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 6 pri 1 dst 0000:0000:0000:0000:6666:6666:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 10 pri 1 dst 0000:0000:1111:1111:0000:0000:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 11 pri 1 dst 0000:0000:1111:1111:1111:1111:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 25 pri 1 dst 0000:0000:0000:0000:aaaa:aaaa:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 in esp protect 26 pri 1 dst 0000:0000:0000:0000:bbbb:bbbb:0000:0000/96 \
+sport 0:65535 dport 0:65535
+
+sp ipv6 out esp protect 15 pri 1 dst ffff:0000:0000:0000:5555:5555:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 16 pri 1 dst ffff:0000:0000:0000:6666:6666:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 110 pri 1 dst ffff:0000:1111:1111:0000:0000:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 111 pri 1 dst ffff:0000:1111:1111:1111:1111:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 125 pri 1 dst ffff:0000:0000:0000:aaaa:aaaa:0000:0000/96 \
+sport 0:65535 dport 0:65535
+sp ipv6 out esp protect 126 pri 1 dst ffff:0000:0000:0000:bbbb:bbbb:0000:0000/96 \
+sport 0:65535 dport 0:65535
+
+#SA rules
+sa in 5 cipher_algo aes-128-cbc cipher_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+auth_algo sha1-hmac auth_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+mode ipv4-tunnel src 172.16.1.5 dst 172.16.2.5
+
+sa in 6 cipher_algo aes-128-cbc cipher_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0 auth_algo sha1-hmac auth_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0:a0:a0:a0:a0 mode ipv4-tunnel src 172.16.1.6 dst 172.16.2.6
+
+sa in 10 cipher_algo aes-128-cbc cipher_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1 auth_algo sha1-hmac auth_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1:a1:a1:a1:a1 mode transport
+
+sa in 11 cipher_algo aes-128-cbc cipher_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2 auth_algo sha1-hmac auth_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2:b2:b2:b2:b2 mode transport
+
+sa in 15 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.1.5 \
+dst 172.16.2.5
+
+sa in 16 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.1.6 \
+dst 172.16.2.6
+
+sa in 25 cipher_algo aes-128-cbc cipher_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3 auth_algo sha1-hmac auth_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3:c3:c3:c3:c3 mode ipv6-tunnel \
+src 1111:1111:1111:1111:1111:1111:1111:5555 \
+dst 2222:2222:2222:2222:2222:2222:2222:5555
+
+sa in 26 cipher_algo aes-128-cbc cipher_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d auth_algo sha1-hmac auth_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d:4d:4d:4d:4d mode ipv6-tunnel \
+src 1111:1111:1111:1111:1111:1111:1111:6666 \
+dst 2222:2222:2222:2222:2222:2222:2222:6666
+
+sa out 105 cipher_algo aes-128-cbc cipher_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+auth_algo sha1-hmac auth_key 0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0:0 \
+mode ipv4-tunnel src 172.16.2.5 dst 172.16.1.5
+
+sa out 106 cipher_algo aes-128-cbc cipher_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0 auth_algo sha1-hmac auth_key a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:a0:\
+a0:a0:a0:a0:a0:a0:a0:a0:a0 mode ipv4-tunnel src 172.16.2.6 dst 172.16.1.6
+
+sa out 110 cipher_algo aes-128-cbc cipher_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1 auth_algo sha1-hmac auth_key a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:a1:\
+a1:a1:a1:a1:a1:a1:a1:a1:a1 mode transport
+
+sa out 111 cipher_algo aes-128-cbc cipher_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2 auth_algo sha1-hmac auth_key b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:b2:\
+b2:b2:b2:b2:b2:b2:b2:b2:b2 mode transport
+
+sa out 115 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.2.5 \
+dst 172.16.1.5
+
+sa out 116 cipher_algo null auth_algo null mode ipv4-tunnel src 172.16.2.6 dst 172.16.1.6
+
+sa out 125 cipher_algo aes-128-cbc cipher_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3 auth_algo sha1-hmac auth_key c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:c3:\
+c3:c3:c3:c3:c3:c3:c3:c3:c3 mode ipv6-tunnel \
+src 2222:2222:2222:2222:2222:2222:2222:5555 \
+dst 1111:1111:1111:1111:1111:1111:1111:5555
+
+sa out 126 cipher_algo aes-128-cbc cipher_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d auth_algo sha1-hmac auth_key 4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:4d:\
+4d:4d:4d:4d:4d:4d:4d:4d:4d mode ipv6-tunnel \
+src 2222:2222:2222:2222:2222:2222:2222:6666 \
+dst 1111:1111:1111:1111:1111:1111:1111:6666
+
+#Routing rules
+rt ipv4 dst 172.16.1.5/32 port 0
+rt ipv4 dst 172.16.1.6/32 port 1
+rt ipv4 dst 192.168.185.0/24 port 0
+rt ipv4 dst 192.168.186.0/24 port 1
+rt ipv4 dst 192.168.245.0/24 port 0
+rt ipv4 dst 192.168.246.0/24 port 1
+rt ipv4 dst 192.168.105.0/24 port 2
+rt ipv4 dst 192.168.106.0/24 port 3
+rt ipv4 dst 192.168.55.0/24 port 2
+rt ipv4 dst 192.168.56.0/24 port 3
+rt ipv4 dst 192.168.175.0/24 port 2
+rt ipv4 dst 192.168.176.0/24 port 3
+rt ipv4 dst 192.168.200.0/24 port 2
+rt ipv4 dst 192.168.201.0/24 port 3
+rt ipv4 dst 192.168.240.0/24 port 2
+rt ipv4 dst 192.168.241.0/24 port 3
+
+rt ipv6 dst 1111:1111:1111:1111:1111:1111:1111:5555/116 port 0
+rt ipv6 dst 1111:1111:1111:1111:1111:1111:1111:6666/116 port 1
+rt ipv6 dst ffff:0000:1111:1111:0000:0000:0000:0000/116 port 0
+rt ipv6 dst ffff:0000:1111:1111:1111:1111:0000:0000/116 port 1
+rt ipv6 dst 0000:0000:0000:0000:aaaa:aaaa:0000:0000/116 port 2
+rt ipv6 dst 0000:0000:0000:0000:bbbb:bbbb:0000:0000/116 port 3
+rt ipv6 dst 0000:0000:0000:0000:5555:5555:0000:0000/116 port 2
+rt ipv6 dst 0000:0000:0000:0000:6666:6666:0000:0000/116 port 3
+rt ipv6 dst 0000:0000:1111:1111:0000:0000:0000:0000/116 port 2
+rt ipv6 dst 0000:0000:1111:1111:1111:1111:0000:0000/116 port 3
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/esp.c b/src/spdk/dpdk/examples/ipsec-secgw/esp.c
new file mode 100644
index 00000000..ee9e590a
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/esp.c
@@ -0,0 +1,461 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <netinet/ip6.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include <rte_common.h>
+#include <rte_crypto.h>
+#include <rte_cryptodev.h>
+#include <rte_random.h>
+
+#include "ipsec.h"
+#include "esp.h"
+#include "ipip.h"
+
+int
+esp_inbound(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop)
+{
+ struct ip *ip4;
+ struct rte_crypto_sym_op *sym_cop;
+ int32_t payload_len, ip_hdr_len;
+
+ RTE_ASSERT(sa != NULL);
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO)
+ return 0;
+
+ RTE_ASSERT(m != NULL);
+ RTE_ASSERT(cop != NULL);
+
+ ip4 = rte_pktmbuf_mtod(m, struct ip *);
+ if (likely(ip4->ip_v == IPVERSION))
+ ip_hdr_len = ip4->ip_hl * 4;
+ else if (ip4->ip_v == IP6_VERSION)
+ /* XXX No option headers supported */
+ ip_hdr_len = sizeof(struct ip6_hdr);
+ else {
+ RTE_LOG(ERR, IPSEC_ESP, "invalid IP packet type %d\n",
+ ip4->ip_v);
+ return -EINVAL;
+ }
+
+ payload_len = rte_pktmbuf_pkt_len(m) - ip_hdr_len -
+ sizeof(struct esp_hdr) - sa->iv_len - sa->digest_len;
+
+ if ((payload_len & (sa->block_size - 1)) || (payload_len <= 0)) {
+ RTE_LOG_DP(DEBUG, IPSEC_ESP, "payload %d not multiple of %u\n",
+ payload_len, sa->block_size);
+ return -EINVAL;
+ }
+
+ sym_cop = get_sym_cop(cop);
+ sym_cop->m_src = m;
+
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ sym_cop->aead.data.offset = ip_hdr_len + sizeof(struct esp_hdr) +
+ sa->iv_len;
+ sym_cop->aead.data.length = payload_len;
+
+ struct cnt_blk *icb;
+ uint8_t *aad;
+ uint8_t *iv = RTE_PTR_ADD(ip4, ip_hdr_len + sizeof(struct esp_hdr));
+
+ icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ memcpy(&icb->iv, iv, 8);
+ icb->cnt = rte_cpu_to_be_32(1);
+
+ aad = get_aad(m);
+ memcpy(aad, iv - sizeof(struct esp_hdr), 8);
+ sym_cop->aead.aad.data = aad;
+ sym_cop->aead.aad.phys_addr = rte_pktmbuf_iova_offset(m,
+ aad - rte_pktmbuf_mtod(m, uint8_t *));
+
+ sym_cop->aead.digest.data = rte_pktmbuf_mtod_offset(m, void*,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->aead.digest.phys_addr = rte_pktmbuf_iova_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ } else {
+ sym_cop->cipher.data.offset = ip_hdr_len + sizeof(struct esp_hdr) +
+ sa->iv_len;
+ sym_cop->cipher.data.length = payload_len;
+
+ struct cnt_blk *icb;
+ uint8_t *iv = RTE_PTR_ADD(ip4, ip_hdr_len + sizeof(struct esp_hdr));
+ uint8_t *iv_ptr = rte_crypto_op_ctod_offset(cop,
+ uint8_t *, IV_OFFSET);
+
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ /* Copy IV at the end of crypto operation */
+ rte_memcpy(iv_ptr, iv, sa->iv_len);
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ memcpy(&icb->iv, iv, 8);
+ icb->cnt = rte_cpu_to_be_32(1);
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+
+ switch (sa->auth_algo) {
+ case RTE_CRYPTO_AUTH_NULL:
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ sym_cop->auth.data.offset = ip_hdr_len;
+ sym_cop->auth.data.length = sizeof(struct esp_hdr) +
+ sa->iv_len + payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
+ sa->auth_algo);
+ return -EINVAL;
+ }
+
+ sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, void*,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->auth.digest.phys_addr = rte_pktmbuf_iova_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ }
+
+ return 0;
+}
+
+int
+esp_inbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop)
+{
+ struct ip *ip4, *ip;
+ struct ip6_hdr *ip6;
+ uint8_t *nexthdr, *pad_len;
+ uint8_t *padding;
+ uint16_t i;
+
+ RTE_ASSERT(m != NULL);
+ RTE_ASSERT(sa != NULL);
+ RTE_ASSERT(cop != NULL);
+
+ if ((sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) ||
+ (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO)) {
+ if (m->ol_flags & PKT_RX_SEC_OFFLOAD) {
+ if (m->ol_flags & PKT_RX_SEC_OFFLOAD_FAILED)
+ cop->status = RTE_CRYPTO_OP_STATUS_ERROR;
+ else
+ cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ } else
+ cop->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ }
+
+ if (cop->status != RTE_CRYPTO_OP_STATUS_SUCCESS) {
+ RTE_LOG(ERR, IPSEC_ESP, "failed crypto op\n");
+ return -1;
+ }
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO &&
+ sa->ol_flags & RTE_SECURITY_RX_HW_TRAILER_OFFLOAD) {
+ nexthdr = &m->inner_esp_next_proto;
+ } else {
+ nexthdr = rte_pktmbuf_mtod_offset(m, uint8_t*,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len - 1);
+ pad_len = nexthdr - 1;
+
+ padding = pad_len - *pad_len;
+ for (i = 0; i < *pad_len; i++) {
+ if (padding[i] != i + 1) {
+ RTE_LOG(ERR, IPSEC_ESP, "invalid padding\n");
+ return -EINVAL;
+ }
+ }
+
+ if (rte_pktmbuf_trim(m, *pad_len + 2 + sa->digest_len)) {
+ RTE_LOG(ERR, IPSEC_ESP,
+ "failed to remove pad_len + digest\n");
+ return -EINVAL;
+ }
+ }
+
+ if (unlikely(sa->flags == TRANSPORT)) {
+ ip = rte_pktmbuf_mtod(m, struct ip *);
+ ip4 = (struct ip *)rte_pktmbuf_adj(m,
+ sizeof(struct esp_hdr) + sa->iv_len);
+ if (likely(ip->ip_v == IPVERSION)) {
+ memmove(ip4, ip, ip->ip_hl * 4);
+ ip4->ip_p = *nexthdr;
+ ip4->ip_len = htons(rte_pktmbuf_data_len(m));
+ } else {
+ ip6 = (struct ip6_hdr *)ip4;
+ /* XXX No option headers supported */
+ memmove(ip6, ip, sizeof(struct ip6_hdr));
+ ip6->ip6_nxt = *nexthdr;
+ ip6->ip6_plen = htons(rte_pktmbuf_data_len(m) -
+ sizeof(struct ip6_hdr));
+ }
+ } else
+ ipip_inbound(m, sizeof(struct esp_hdr) + sa->iv_len);
+
+ return 0;
+}
+
+int
+esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop)
+{
+ struct ip *ip4;
+ struct ip6_hdr *ip6;
+ struct esp_hdr *esp = NULL;
+ uint8_t *padding = NULL, *new_ip, nlp;
+ struct rte_crypto_sym_op *sym_cop;
+ int32_t i;
+ uint16_t pad_payload_len, pad_len, ip_hdr_len;
+
+ RTE_ASSERT(m != NULL);
+ RTE_ASSERT(sa != NULL);
+
+ ip_hdr_len = 0;
+
+ ip4 = rte_pktmbuf_mtod(m, struct ip *);
+ if (likely(ip4->ip_v == IPVERSION)) {
+ if (unlikely(sa->flags == TRANSPORT)) {
+ ip_hdr_len = ip4->ip_hl * 4;
+ nlp = ip4->ip_p;
+ } else
+ nlp = IPPROTO_IPIP;
+ } else if (ip4->ip_v == IP6_VERSION) {
+ if (unlikely(sa->flags == TRANSPORT)) {
+ /* XXX No option headers supported */
+ ip_hdr_len = sizeof(struct ip6_hdr);
+ ip6 = (struct ip6_hdr *)ip4;
+ nlp = ip6->ip6_nxt;
+ } else
+ nlp = IPPROTO_IPV6;
+ } else {
+ RTE_LOG(ERR, IPSEC_ESP, "invalid IP packet type %d\n",
+ ip4->ip_v);
+ return -EINVAL;
+ }
+
+ /* Padded payload length */
+ pad_payload_len = RTE_ALIGN_CEIL(rte_pktmbuf_pkt_len(m) -
+ ip_hdr_len + 2, sa->block_size);
+ pad_len = pad_payload_len + ip_hdr_len - rte_pktmbuf_pkt_len(m);
+
+ RTE_ASSERT(sa->flags == IP4_TUNNEL || sa->flags == IP6_TUNNEL ||
+ sa->flags == TRANSPORT);
+
+ if (likely(sa->flags == IP4_TUNNEL))
+ ip_hdr_len = sizeof(struct ip);
+ else if (sa->flags == IP6_TUNNEL)
+ ip_hdr_len = sizeof(struct ip6_hdr);
+ else if (sa->flags != TRANSPORT) {
+ RTE_LOG(ERR, IPSEC_ESP, "Unsupported SA flags: 0x%x\n",
+ sa->flags);
+ return -EINVAL;
+ }
+
+ /* Check maximum packet size */
+ if (unlikely(ip_hdr_len + sizeof(struct esp_hdr) + sa->iv_len +
+ pad_payload_len + sa->digest_len > IP_MAXPACKET)) {
+ RTE_LOG(ERR, IPSEC_ESP, "ipsec packet is too big\n");
+ return -EINVAL;
+ }
+
+ /* Add trailer padding if it is not constructed by HW */
+ if (sa->type != RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO ||
+ (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO &&
+ !(sa->ol_flags & RTE_SECURITY_TX_HW_TRAILER_OFFLOAD))) {
+ padding = (uint8_t *)rte_pktmbuf_append(m, pad_len +
+ sa->digest_len);
+ if (unlikely(padding == NULL)) {
+ RTE_LOG(ERR, IPSEC_ESP,
+ "not enough mbuf trailing space\n");
+ return -ENOSPC;
+ }
+ rte_prefetch0(padding);
+ }
+
+ switch (sa->flags) {
+ case IP4_TUNNEL:
+ ip4 = ip4ip_outbound(m, sizeof(struct esp_hdr) + sa->iv_len,
+ &sa->src, &sa->dst);
+ esp = (struct esp_hdr *)(ip4 + 1);
+ break;
+ case IP6_TUNNEL:
+ ip6 = ip6ip_outbound(m, sizeof(struct esp_hdr) + sa->iv_len,
+ &sa->src, &sa->dst);
+ esp = (struct esp_hdr *)(ip6 + 1);
+ break;
+ case TRANSPORT:
+ new_ip = (uint8_t *)rte_pktmbuf_prepend(m,
+ sizeof(struct esp_hdr) + sa->iv_len);
+ memmove(new_ip, ip4, ip_hdr_len);
+ esp = (struct esp_hdr *)(new_ip + ip_hdr_len);
+ ip4 = (struct ip *)new_ip;
+ if (likely(ip4->ip_v == IPVERSION)) {
+ ip4->ip_p = IPPROTO_ESP;
+ ip4->ip_len = htons(rte_pktmbuf_data_len(m));
+ } else {
+ ip6 = (struct ip6_hdr *)new_ip;
+ ip6->ip6_nxt = IPPROTO_ESP;
+ ip6->ip6_plen = htons(rte_pktmbuf_data_len(m) -
+ sizeof(struct ip6_hdr));
+ }
+ }
+
+ sa->seq++;
+ esp->spi = rte_cpu_to_be_32(sa->spi);
+ esp->seq = rte_cpu_to_be_32((uint32_t)sa->seq);
+
+ /* set iv */
+ uint64_t *iv = (uint64_t *)(esp + 1);
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ *iv = rte_cpu_to_be_64(sa->seq);
+ } else {
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ memset(iv, 0, sa->iv_len);
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ *iv = rte_cpu_to_be_64(sa->seq);
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP,
+ "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+ }
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO) {
+ if (sa->ol_flags & RTE_SECURITY_TX_HW_TRAILER_OFFLOAD) {
+ /* Set the inner esp next protocol for HW trailer */
+ m->inner_esp_next_proto = nlp;
+ m->packet_type |= RTE_PTYPE_TUNNEL_ESP;
+ } else {
+ padding[pad_len - 2] = pad_len - 2;
+ padding[pad_len - 1] = nlp;
+ }
+ goto done;
+ }
+
+ RTE_ASSERT(cop != NULL);
+ sym_cop = get_sym_cop(cop);
+ sym_cop->m_src = m;
+
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ uint8_t *aad;
+
+ sym_cop->aead.data.offset = ip_hdr_len +
+ sizeof(struct esp_hdr) + sa->iv_len;
+ sym_cop->aead.data.length = pad_payload_len;
+
+ /* Fill pad_len using default sequential scheme */
+ for (i = 0; i < pad_len - 2; i++)
+ padding[i] = i + 1;
+ padding[pad_len - 2] = pad_len - 2;
+ padding[pad_len - 1] = nlp;
+
+ struct cnt_blk *icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ icb->iv = rte_cpu_to_be_64(sa->seq);
+ icb->cnt = rte_cpu_to_be_32(1);
+
+ aad = get_aad(m);
+ memcpy(aad, esp, 8);
+ sym_cop->aead.aad.data = aad;
+ sym_cop->aead.aad.phys_addr = rte_pktmbuf_iova_offset(m,
+ aad - rte_pktmbuf_mtod(m, uint8_t *));
+
+ sym_cop->aead.digest.data = rte_pktmbuf_mtod_offset(m, uint8_t *,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->aead.digest.phys_addr = rte_pktmbuf_iova_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ } else {
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ sym_cop->cipher.data.offset = ip_hdr_len +
+ sizeof(struct esp_hdr);
+ sym_cop->cipher.data.length = pad_payload_len + sa->iv_len;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ sym_cop->cipher.data.offset = ip_hdr_len +
+ sizeof(struct esp_hdr) + sa->iv_len;
+ sym_cop->cipher.data.length = pad_payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+
+ /* Fill pad_len using default sequential scheme */
+ for (i = 0; i < pad_len - 2; i++)
+ padding[i] = i + 1;
+ padding[pad_len - 2] = pad_len - 2;
+ padding[pad_len - 1] = nlp;
+
+ struct cnt_blk *icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ icb->iv = rte_cpu_to_be_64(sa->seq);
+ icb->cnt = rte_cpu_to_be_32(1);
+
+ switch (sa->auth_algo) {
+ case RTE_CRYPTO_AUTH_NULL:
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ sym_cop->auth.data.offset = ip_hdr_len;
+ sym_cop->auth.data.length = sizeof(struct esp_hdr) +
+ sa->iv_len + pad_payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
+ sa->auth_algo);
+ return -EINVAL;
+ }
+
+ sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, uint8_t *,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->auth.digest.phys_addr = rte_pktmbuf_iova_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ }
+
+done:
+ return 0;
+}
+
+int
+esp_outbound_post(struct rte_mbuf *m,
+ struct ipsec_sa *sa,
+ struct rte_crypto_op *cop)
+{
+ RTE_ASSERT(m != NULL);
+ RTE_ASSERT(sa != NULL);
+
+ if ((sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) ||
+ (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO)) {
+ m->ol_flags |= PKT_TX_SEC_OFFLOAD;
+ } else {
+ RTE_ASSERT(cop != NULL);
+ if (cop->status != RTE_CRYPTO_OP_STATUS_SUCCESS) {
+ RTE_LOG(ERR, IPSEC_ESP, "Failed crypto op\n");
+ return -1;
+ }
+ }
+
+ return 0;
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/esp.h b/src/spdk/dpdk/examples/ipsec-secgw/esp.h
new file mode 100644
index 00000000..792312cf
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/esp.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+#ifndef __RTE_IPSEC_XFORM_ESP_H__
+#define __RTE_IPSEC_XFORM_ESP_H__
+
+struct mbuf;
+
+
+int
+esp_inbound(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop);
+
+int
+esp_inbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop);
+
+int
+esp_outbound(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop);
+
+int
+esp_outbound_post(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop);
+
+#endif /* __RTE_IPSEC_XFORM_ESP_H__ */
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ipip.h b/src/spdk/dpdk/examples/ipsec-secgw/ipip.h
new file mode 100644
index 00000000..13b8455c
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ipip.h
@@ -0,0 +1,174 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+#ifndef __IPIP_H__
+#define __IPIP_H__
+
+#include <stdint.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <netinet/ip6.h>
+
+#include <rte_mbuf.h>
+
+static inline void *
+ipip_outbound(struct rte_mbuf *m, uint32_t offset, uint32_t is_ipv6,
+ struct ip_addr *src, struct ip_addr *dst)
+{
+ struct ip *inip4, *outip4;
+ struct ip6_hdr *inip6, *outip6;
+ uint8_t ds_ecn;
+
+ inip4 = rte_pktmbuf_mtod(m, struct ip *);
+
+ RTE_ASSERT(inip4->ip_v == IPVERSION || inip4->ip_v == IP6_VERSION);
+
+ if (inip4->ip_v == IPVERSION) {
+ /* XXX This should be done by the forwarding engine instead */
+ inip4->ip_ttl -= 1;
+ if (inip4->ip_sum >= rte_cpu_to_be_16(0xffff - 0x100))
+ inip4->ip_sum += rte_cpu_to_be_16(0x100) + 1;
+ else
+ inip4->ip_sum += rte_cpu_to_be_16(0x100);
+ ds_ecn = inip4->ip_tos;
+ } else {
+ inip6 = (struct ip6_hdr *)inip4;
+ /* XXX This should be done by the forwarding engine instead */
+ inip6->ip6_hops -= 1;
+ ds_ecn = ntohl(inip6->ip6_flow) >> 20;
+ }
+
+ if (is_ipv6) {
+ offset += sizeof(struct ip6_hdr);
+ outip6 = (struct ip6_hdr *)rte_pktmbuf_prepend(m, offset);
+
+ RTE_ASSERT(outip6 != NULL);
+
+ /* Per RFC4301 5.1.2.1 */
+ outip6->ip6_flow = htonl(IP6_VERSION << 28 | ds_ecn << 20);
+ outip6->ip6_plen = htons(rte_pktmbuf_data_len(m) -
+ sizeof(struct ip6_hdr));
+
+ outip6->ip6_nxt = IPPROTO_ESP;
+ outip6->ip6_hops = IPDEFTTL;
+
+ memcpy(&outip6->ip6_src.s6_addr, src, 16);
+ memcpy(&outip6->ip6_dst.s6_addr, dst, 16);
+
+ return outip6;
+ }
+
+ offset += sizeof(struct ip);
+ outip4 = (struct ip *)rte_pktmbuf_prepend(m, offset);
+
+ RTE_ASSERT(outip4 != NULL);
+
+ /* Per RFC4301 5.1.2.1 */
+ outip4->ip_v = IPVERSION;
+ outip4->ip_hl = 5;
+ outip4->ip_tos = ds_ecn;
+ outip4->ip_len = htons(rte_pktmbuf_data_len(m));
+
+ outip4->ip_id = 0;
+ outip4->ip_off = 0;
+
+ outip4->ip_ttl = IPDEFTTL;
+ outip4->ip_p = IPPROTO_ESP;
+
+ outip4->ip_src.s_addr = src->ip.ip4;
+ outip4->ip_dst.s_addr = dst->ip.ip4;
+ m->packet_type &= ~RTE_PTYPE_L4_MASK;
+ return outip4;
+}
+
+static inline struct ip *
+ip4ip_outbound(struct rte_mbuf *m, uint32_t offset,
+ struct ip_addr *src, struct ip_addr *dst)
+{
+ return ipip_outbound(m, offset, 0, src, dst);
+}
+
+static inline struct ip6_hdr *
+ip6ip_outbound(struct rte_mbuf *m, uint32_t offset,
+ struct ip_addr *src, struct ip_addr *dst)
+{
+ return ipip_outbound(m, offset, 1, src, dst);
+}
+
+static inline void
+ip4_ecn_setup(struct ip *ip4)
+{
+ if (ip4->ip_tos & IPTOS_ECN_MASK) {
+ unsigned long sum;
+ uint8_t old;
+
+ old = ip4->ip_tos;
+ ip4->ip_tos |= IPTOS_ECN_CE;
+ sum = old + (~(*(uint8_t *)&ip4->ip_tos) & 0xff);
+ sum += rte_be_to_cpu_16(ip4->ip_sum);
+ sum = (sum & 0xffff) + (sum >> 16);
+ ip4->ip_sum = rte_cpu_to_be_16(sum + (sum >> 16));
+ }
+}
+
+static inline void
+ip6_ecn_setup(struct ip6_hdr *ip6)
+{
+ if ((ntohl(ip6->ip6_flow) >> 20) & IPTOS_ECN_MASK)
+ ip6->ip6_flow = htonl(ntohl(ip6->ip6_flow) |
+ (IPTOS_ECN_CE << 20));
+}
+
+static inline void
+ipip_inbound(struct rte_mbuf *m, uint32_t offset)
+{
+ struct ip *inip4, *outip4;
+ struct ip6_hdr *inip6, *outip6;
+ uint32_t ip_len, set_ecn;
+
+ outip4 = rte_pktmbuf_mtod(m, struct ip*);
+
+ RTE_ASSERT(outip4->ip_v == IPVERSION || outip4->ip_v == IP6_VERSION);
+
+ if (outip4->ip_v == IPVERSION) {
+ ip_len = sizeof(struct ip);
+ set_ecn = ((outip4->ip_tos & IPTOS_ECN_CE) == IPTOS_ECN_CE);
+ } else {
+ outip6 = (struct ip6_hdr *)outip4;
+ ip_len = sizeof(struct ip6_hdr);
+ set_ecn = ntohl(outip6->ip6_flow) >> 20;
+ set_ecn = ((set_ecn & IPTOS_ECN_CE) == IPTOS_ECN_CE);
+ }
+
+ inip4 = (struct ip *)rte_pktmbuf_adj(m, offset + ip_len);
+ RTE_ASSERT(inip4->ip_v == IPVERSION || inip4->ip_v == IP6_VERSION);
+
+ /* Check packet is still bigger than IP header (inner) */
+ RTE_ASSERT(rte_pktmbuf_pkt_len(m) > ip_len);
+
+ /* RFC4301 5.1.2.1 Note 6 */
+ if (inip4->ip_v == IPVERSION) {
+ if (set_ecn)
+ ip4_ecn_setup(inip4);
+ /* XXX This should be done by the forwarding engine instead */
+ inip4->ip_ttl -= 1;
+ if (inip4->ip_sum >= rte_cpu_to_be_16(0xffff - 0x100))
+ inip4->ip_sum += rte_cpu_to_be_16(0x100) + 1;
+ else
+ inip4->ip_sum += rte_cpu_to_be_16(0x100);
+ m->packet_type &= ~RTE_PTYPE_L4_MASK;
+ if (inip4->ip_p == IPPROTO_UDP)
+ m->packet_type |= RTE_PTYPE_L4_UDP;
+ else if (inip4->ip_p == IPPROTO_TCP)
+ m->packet_type |= RTE_PTYPE_L4_TCP;
+ } else {
+ inip6 = (struct ip6_hdr *)inip4;
+ if (set_ecn)
+ ip6_ecn_setup(inip6);
+ /* XXX This should be done by the forwarding engine instead */
+ inip6->ip6_hops -= 1;
+ }
+}
+
+#endif /* __IPIP_H__ */
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ipsec-secgw.c b/src/spdk/dpdk/examples/ipsec-secgw/ipsec-secgw.c
new file mode 100644
index 00000000..b45b87bd
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ipsec-secgw.c
@@ -0,0 +1,1828 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <netinet/ip6.h>
+#include <string.h>
+#include <sys/queue.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <getopt.h>
+
+#include <rte_common.h>
+#include <rte_byteorder.h>
+#include <rte_log.h>
+#include <rte_eal.h>
+#include <rte_launch.h>
+#include <rte_atomic.h>
+#include <rte_cycles.h>
+#include <rte_prefetch.h>
+#include <rte_lcore.h>
+#include <rte_per_lcore.h>
+#include <rte_branch_prediction.h>
+#include <rte_interrupts.h>
+#include <rte_random.h>
+#include <rte_debug.h>
+#include <rte_ether.h>
+#include <rte_ethdev.h>
+#include <rte_mempool.h>
+#include <rte_mbuf.h>
+#include <rte_acl.h>
+#include <rte_lpm.h>
+#include <rte_lpm6.h>
+#include <rte_hash.h>
+#include <rte_jhash.h>
+#include <rte_cryptodev.h>
+#include <rte_security.h>
+
+#include "ipsec.h"
+#include "parser.h"
+
+#define RTE_LOGTYPE_IPSEC RTE_LOGTYPE_USER1
+
+#define MAX_JUMBO_PKT_LEN 9600
+
+#define MEMPOOL_CACHE_SIZE 256
+
+#define NB_MBUF (32000)
+
+#define CDEV_QUEUE_DESC 2048
+#define CDEV_MAP_ENTRIES 1024
+#define CDEV_MP_NB_OBJS 2048
+#define CDEV_MP_CACHE_SZ 64
+#define MAX_QUEUE_PAIRS 1
+
+#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
+
+#define NB_SOCKETS 4
+
+/* Configure how many packets ahead to prefetch, when reading packets */
+#define PREFETCH_OFFSET 3
+
+#define MAX_RX_QUEUE_PER_LCORE 16
+
+#define MAX_LCORE_PARAMS 1024
+
+#define UNPROTECTED_PORT(port) (unprotected_port_mask & (1 << portid))
+
+/*
+ * Configurable number of RX/TX ring descriptors
+ */
+#define IPSEC_SECGW_RX_DESC_DEFAULT 1024
+#define IPSEC_SECGW_TX_DESC_DEFAULT 1024
+static uint16_t nb_rxd = IPSEC_SECGW_RX_DESC_DEFAULT;
+static uint16_t nb_txd = IPSEC_SECGW_TX_DESC_DEFAULT;
+
+#if RTE_BYTE_ORDER != RTE_LITTLE_ENDIAN
+#define __BYTES_TO_UINT64(a, b, c, d, e, f, g, h) \
+ (((uint64_t)((a) & 0xff) << 56) | \
+ ((uint64_t)((b) & 0xff) << 48) | \
+ ((uint64_t)((c) & 0xff) << 40) | \
+ ((uint64_t)((d) & 0xff) << 32) | \
+ ((uint64_t)((e) & 0xff) << 24) | \
+ ((uint64_t)((f) & 0xff) << 16) | \
+ ((uint64_t)((g) & 0xff) << 8) | \
+ ((uint64_t)(h) & 0xff))
+#else
+#define __BYTES_TO_UINT64(a, b, c, d, e, f, g, h) \
+ (((uint64_t)((h) & 0xff) << 56) | \
+ ((uint64_t)((g) & 0xff) << 48) | \
+ ((uint64_t)((f) & 0xff) << 40) | \
+ ((uint64_t)((e) & 0xff) << 32) | \
+ ((uint64_t)((d) & 0xff) << 24) | \
+ ((uint64_t)((c) & 0xff) << 16) | \
+ ((uint64_t)((b) & 0xff) << 8) | \
+ ((uint64_t)(a) & 0xff))
+#endif
+#define ETHADDR(a, b, c, d, e, f) (__BYTES_TO_UINT64(a, b, c, d, e, f, 0, 0))
+
+#define ETHADDR_TO_UINT64(addr) __BYTES_TO_UINT64( \
+ addr.addr_bytes[0], addr.addr_bytes[1], \
+ addr.addr_bytes[2], addr.addr_bytes[3], \
+ addr.addr_bytes[4], addr.addr_bytes[5], \
+ 0, 0)
+
+/* port/source ethernet addr and destination ethernet addr */
+struct ethaddr_info {
+ uint64_t src, dst;
+};
+
+struct ethaddr_info ethaddr_tbl[RTE_MAX_ETHPORTS] = {
+ { 0, ETHADDR(0x00, 0x16, 0x3e, 0x7e, 0x94, 0x9a) },
+ { 0, ETHADDR(0x00, 0x16, 0x3e, 0x22, 0xa1, 0xd9) },
+ { 0, ETHADDR(0x00, 0x16, 0x3e, 0x08, 0x69, 0x26) },
+ { 0, ETHADDR(0x00, 0x16, 0x3e, 0x49, 0x9e, 0xdd) }
+};
+
+#define CMD_LINE_OPT_CONFIG "config"
+#define CMD_LINE_OPT_SINGLE_SA "single-sa"
+#define CMD_LINE_OPT_CRYPTODEV_MASK "cryptodev_mask"
+
+enum {
+ /* long options mapped to a short option */
+
+ /* first long only option value must be >= 256, so that we won't
+ * conflict with short options
+ */
+ CMD_LINE_OPT_MIN_NUM = 256,
+ CMD_LINE_OPT_CONFIG_NUM,
+ CMD_LINE_OPT_SINGLE_SA_NUM,
+ CMD_LINE_OPT_CRYPTODEV_MASK_NUM,
+};
+
+static const struct option lgopts[] = {
+ {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
+ {CMD_LINE_OPT_SINGLE_SA, 1, 0, CMD_LINE_OPT_SINGLE_SA_NUM},
+ {CMD_LINE_OPT_CRYPTODEV_MASK, 1, 0, CMD_LINE_OPT_CRYPTODEV_MASK_NUM},
+ {NULL, 0, 0, 0}
+};
+
+/* mask of enabled ports */
+static uint32_t enabled_port_mask;
+static uint64_t enabled_cryptodev_mask = UINT64_MAX;
+static uint32_t unprotected_port_mask;
+static int32_t promiscuous_on = 1;
+static int32_t numa_on = 1; /**< NUMA is enabled by default. */
+static uint32_t nb_lcores;
+static uint32_t single_sa;
+static uint32_t single_sa_idx;
+static uint32_t frame_size;
+
+struct lcore_rx_queue {
+ uint16_t port_id;
+ uint8_t queue_id;
+} __rte_cache_aligned;
+
+struct lcore_params {
+ uint16_t port_id;
+ uint8_t queue_id;
+ uint8_t lcore_id;
+} __rte_cache_aligned;
+
+static struct lcore_params lcore_params_array[MAX_LCORE_PARAMS];
+
+static struct lcore_params *lcore_params;
+static uint16_t nb_lcore_params;
+
+static struct rte_hash *cdev_map_in;
+static struct rte_hash *cdev_map_out;
+
+struct buffer {
+ uint16_t len;
+ struct rte_mbuf *m_table[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
+};
+
+struct lcore_conf {
+ uint16_t nb_rx_queue;
+ struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
+ uint16_t tx_queue_id[RTE_MAX_ETHPORTS];
+ struct buffer tx_mbufs[RTE_MAX_ETHPORTS];
+ struct ipsec_ctx inbound;
+ struct ipsec_ctx outbound;
+ struct rt_ctx *rt4_ctx;
+ struct rt_ctx *rt6_ctx;
+} __rte_cache_aligned;
+
+static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
+
+static struct rte_eth_conf port_conf = {
+ .rxmode = {
+ .mq_mode = ETH_MQ_RX_RSS,
+ .max_rx_pkt_len = ETHER_MAX_LEN,
+ .split_hdr_size = 0,
+ .offloads = DEV_RX_OFFLOAD_CHECKSUM |
+ DEV_RX_OFFLOAD_CRC_STRIP,
+ },
+ .rx_adv_conf = {
+ .rss_conf = {
+ .rss_key = NULL,
+ .rss_hf = ETH_RSS_IP | ETH_RSS_UDP |
+ ETH_RSS_TCP | ETH_RSS_SCTP,
+ },
+ },
+ .txmode = {
+ .mq_mode = ETH_MQ_TX_NONE,
+ .offloads = (DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_MULTI_SEGS),
+ },
+};
+
+static struct socket_ctx socket_ctx[NB_SOCKETS];
+
+struct traffic_type {
+ const uint8_t *data[MAX_PKT_BURST * 2];
+ struct rte_mbuf *pkts[MAX_PKT_BURST * 2];
+ uint32_t res[MAX_PKT_BURST * 2];
+ uint32_t num;
+};
+
+struct ipsec_traffic {
+ struct traffic_type ipsec;
+ struct traffic_type ip4;
+ struct traffic_type ip6;
+};
+
+static inline void
+prepare_one_packet(struct rte_mbuf *pkt, struct ipsec_traffic *t)
+{
+ uint8_t *nlp;
+ struct ether_hdr *eth;
+
+ eth = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
+ if (eth->ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv4)) {
+ nlp = (uint8_t *)rte_pktmbuf_adj(pkt, ETHER_HDR_LEN);
+ nlp = RTE_PTR_ADD(nlp, offsetof(struct ip, ip_p));
+ if (*nlp == IPPROTO_ESP)
+ t->ipsec.pkts[(t->ipsec.num)++] = pkt;
+ else {
+ t->ip4.data[t->ip4.num] = nlp;
+ t->ip4.pkts[(t->ip4.num)++] = pkt;
+ }
+ } else if (eth->ether_type == rte_cpu_to_be_16(ETHER_TYPE_IPv6)) {
+ nlp = (uint8_t *)rte_pktmbuf_adj(pkt, ETHER_HDR_LEN);
+ nlp = RTE_PTR_ADD(nlp, offsetof(struct ip6_hdr, ip6_nxt));
+ if (*nlp == IPPROTO_ESP)
+ t->ipsec.pkts[(t->ipsec.num)++] = pkt;
+ else {
+ t->ip6.data[t->ip6.num] = nlp;
+ t->ip6.pkts[(t->ip6.num)++] = pkt;
+ }
+ } else {
+ /* Unknown/Unsupported type, drop the packet */
+ RTE_LOG(ERR, IPSEC, "Unsupported packet type\n");
+ rte_pktmbuf_free(pkt);
+ }
+
+ /* Check if the packet has been processed inline. For inline protocol
+ * processed packets, the metadata in the mbuf can be used to identify
+ * the security processing done on the packet. The metadata will be
+ * used to retrieve the application registered userdata associated
+ * with the security session.
+ */
+
+ if (pkt->ol_flags & PKT_RX_SEC_OFFLOAD) {
+ struct ipsec_sa *sa;
+ struct ipsec_mbuf_metadata *priv;
+ struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+ rte_eth_dev_get_sec_ctx(
+ pkt->port);
+
+ /* Retrieve the userdata registered. Here, the userdata
+ * registered is the SA pointer.
+ */
+
+ sa = (struct ipsec_sa *)
+ rte_security_get_userdata(ctx, pkt->udata64);
+
+ if (sa == NULL) {
+ /* userdata could not be retrieved */
+ return;
+ }
+
+ /* Save SA as priv member in mbuf. This will be used in the
+ * IPsec selector(SP-SA) check.
+ */
+
+ priv = get_priv(pkt);
+ priv->sa = sa;
+ }
+}
+
+static inline void
+prepare_traffic(struct rte_mbuf **pkts, struct ipsec_traffic *t,
+ uint16_t nb_pkts)
+{
+ int32_t i;
+
+ t->ipsec.num = 0;
+ t->ip4.num = 0;
+ t->ip6.num = 0;
+
+ for (i = 0; i < (nb_pkts - PREFETCH_OFFSET); i++) {
+ rte_prefetch0(rte_pktmbuf_mtod(pkts[i + PREFETCH_OFFSET],
+ void *));
+ prepare_one_packet(pkts[i], t);
+ }
+ /* Process left packets */
+ for (; i < nb_pkts; i++)
+ prepare_one_packet(pkts[i], t);
+}
+
+static inline void
+prepare_tx_pkt(struct rte_mbuf *pkt, uint16_t port)
+{
+ struct ip *ip;
+ struct ether_hdr *ethhdr;
+
+ ip = rte_pktmbuf_mtod(pkt, struct ip *);
+
+ ethhdr = (struct ether_hdr *)rte_pktmbuf_prepend(pkt, ETHER_HDR_LEN);
+
+ if (ip->ip_v == IPVERSION) {
+ pkt->ol_flags |= PKT_TX_IP_CKSUM | PKT_TX_IPV4;
+ pkt->l3_len = sizeof(struct ip);
+ pkt->l2_len = ETHER_HDR_LEN;
+
+ ip->ip_sum = 0;
+ ethhdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4);
+ } else {
+ pkt->ol_flags |= PKT_TX_IPV6;
+ pkt->l3_len = sizeof(struct ip6_hdr);
+ pkt->l2_len = ETHER_HDR_LEN;
+
+ ethhdr->ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv6);
+ }
+
+ memcpy(&ethhdr->s_addr, &ethaddr_tbl[port].src,
+ sizeof(struct ether_addr));
+ memcpy(&ethhdr->d_addr, &ethaddr_tbl[port].dst,
+ sizeof(struct ether_addr));
+}
+
+static inline void
+prepare_tx_burst(struct rte_mbuf *pkts[], uint16_t nb_pkts, uint16_t port)
+{
+ int32_t i;
+ const int32_t prefetch_offset = 2;
+
+ for (i = 0; i < (nb_pkts - prefetch_offset); i++) {
+ rte_mbuf_prefetch_part2(pkts[i + prefetch_offset]);
+ prepare_tx_pkt(pkts[i], port);
+ }
+ /* Process left packets */
+ for (; i < nb_pkts; i++)
+ prepare_tx_pkt(pkts[i], port);
+}
+
+/* Send burst of packets on an output interface */
+static inline int32_t
+send_burst(struct lcore_conf *qconf, uint16_t n, uint16_t port)
+{
+ struct rte_mbuf **m_table;
+ int32_t ret;
+ uint16_t queueid;
+
+ queueid = qconf->tx_queue_id[port];
+ m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
+
+ prepare_tx_burst(m_table, n, port);
+
+ ret = rte_eth_tx_burst(port, queueid, m_table, n);
+ if (unlikely(ret < n)) {
+ do {
+ rte_pktmbuf_free(m_table[ret]);
+ } while (++ret < n);
+ }
+
+ return 0;
+}
+
+/* Enqueue a single packet, and send burst if queue is filled */
+static inline int32_t
+send_single_packet(struct rte_mbuf *m, uint16_t port)
+{
+ uint32_t lcore_id;
+ uint16_t len;
+ struct lcore_conf *qconf;
+
+ lcore_id = rte_lcore_id();
+
+ qconf = &lcore_conf[lcore_id];
+ len = qconf->tx_mbufs[port].len;
+ qconf->tx_mbufs[port].m_table[len] = m;
+ len++;
+
+ /* enough pkts to be sent */
+ if (unlikely(len == MAX_PKT_BURST)) {
+ send_burst(qconf, MAX_PKT_BURST, port);
+ len = 0;
+ }
+
+ qconf->tx_mbufs[port].len = len;
+ return 0;
+}
+
+static inline void
+inbound_sp_sa(struct sp_ctx *sp, struct sa_ctx *sa, struct traffic_type *ip,
+ uint16_t lim)
+{
+ struct rte_mbuf *m;
+ uint32_t i, j, res, sa_idx;
+
+ if (ip->num == 0 || sp == NULL)
+ return;
+
+ rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
+ ip->num, DEFAULT_MAX_CATEGORIES);
+
+ j = 0;
+ for (i = 0; i < ip->num; i++) {
+ m = ip->pkts[i];
+ res = ip->res[i];
+ if (res & BYPASS) {
+ ip->pkts[j++] = m;
+ continue;
+ }
+ if (res & DISCARD) {
+ rte_pktmbuf_free(m);
+ continue;
+ }
+
+ /* Only check SPI match for processed IPSec packets */
+ if (i < lim && ((m->ol_flags & PKT_RX_SEC_OFFLOAD) == 0)) {
+ rte_pktmbuf_free(m);
+ continue;
+ }
+
+ sa_idx = ip->res[i] & PROTECT_MASK;
+ if (sa_idx >= IPSEC_SA_MAX_ENTRIES ||
+ !inbound_sa_check(sa, m, sa_idx)) {
+ rte_pktmbuf_free(m);
+ continue;
+ }
+ ip->pkts[j++] = m;
+ }
+ ip->num = j;
+}
+
+static inline void
+process_pkts_inbound(struct ipsec_ctx *ipsec_ctx,
+ struct ipsec_traffic *traffic)
+{
+ struct rte_mbuf *m;
+ uint16_t idx, nb_pkts_in, i, n_ip4, n_ip6;
+
+ nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
+ traffic->ipsec.num, MAX_PKT_BURST);
+
+ n_ip4 = traffic->ip4.num;
+ n_ip6 = traffic->ip6.num;
+
+ /* SP/ACL Inbound check ipsec and ip4 */
+ for (i = 0; i < nb_pkts_in; i++) {
+ m = traffic->ipsec.pkts[i];
+ struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
+ if (ip->ip_v == IPVERSION) {
+ idx = traffic->ip4.num++;
+ traffic->ip4.pkts[idx] = m;
+ traffic->ip4.data[idx] = rte_pktmbuf_mtod_offset(m,
+ uint8_t *, offsetof(struct ip, ip_p));
+ } else if (ip->ip_v == IP6_VERSION) {
+ idx = traffic->ip6.num++;
+ traffic->ip6.pkts[idx] = m;
+ traffic->ip6.data[idx] = rte_pktmbuf_mtod_offset(m,
+ uint8_t *,
+ offsetof(struct ip6_hdr, ip6_nxt));
+ } else
+ rte_pktmbuf_free(m);
+ }
+
+ inbound_sp_sa(ipsec_ctx->sp4_ctx, ipsec_ctx->sa_ctx, &traffic->ip4,
+ n_ip4);
+
+ inbound_sp_sa(ipsec_ctx->sp6_ctx, ipsec_ctx->sa_ctx, &traffic->ip6,
+ n_ip6);
+}
+
+static inline void
+outbound_sp(struct sp_ctx *sp, struct traffic_type *ip,
+ struct traffic_type *ipsec)
+{
+ struct rte_mbuf *m;
+ uint32_t i, j, sa_idx;
+
+ if (ip->num == 0 || sp == NULL)
+ return;
+
+ rte_acl_classify((struct rte_acl_ctx *)sp, ip->data, ip->res,
+ ip->num, DEFAULT_MAX_CATEGORIES);
+
+ j = 0;
+ for (i = 0; i < ip->num; i++) {
+ m = ip->pkts[i];
+ sa_idx = ip->res[i] & PROTECT_MASK;
+ if (ip->res[i] & DISCARD)
+ rte_pktmbuf_free(m);
+ else if (ip->res[i] & BYPASS)
+ ip->pkts[j++] = m;
+ else if (sa_idx < IPSEC_SA_MAX_ENTRIES) {
+ ipsec->res[ipsec->num] = sa_idx;
+ ipsec->pkts[ipsec->num++] = m;
+ } else /* invalid SA idx */
+ rte_pktmbuf_free(m);
+ }
+ ip->num = j;
+}
+
+static inline void
+process_pkts_outbound(struct ipsec_ctx *ipsec_ctx,
+ struct ipsec_traffic *traffic)
+{
+ struct rte_mbuf *m;
+ uint16_t idx, nb_pkts_out, i;
+
+ /* Drop any IPsec traffic from protected ports */
+ for (i = 0; i < traffic->ipsec.num; i++)
+ rte_pktmbuf_free(traffic->ipsec.pkts[i]);
+
+ traffic->ipsec.num = 0;
+
+ outbound_sp(ipsec_ctx->sp4_ctx, &traffic->ip4, &traffic->ipsec);
+
+ outbound_sp(ipsec_ctx->sp6_ctx, &traffic->ip6, &traffic->ipsec);
+
+ nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ipsec.pkts,
+ traffic->ipsec.res, traffic->ipsec.num,
+ MAX_PKT_BURST);
+
+ for (i = 0; i < nb_pkts_out; i++) {
+ m = traffic->ipsec.pkts[i];
+ struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
+ if (ip->ip_v == IPVERSION) {
+ idx = traffic->ip4.num++;
+ traffic->ip4.pkts[idx] = m;
+ } else {
+ idx = traffic->ip6.num++;
+ traffic->ip6.pkts[idx] = m;
+ }
+ }
+}
+
+static inline void
+process_pkts_inbound_nosp(struct ipsec_ctx *ipsec_ctx,
+ struct ipsec_traffic *traffic)
+{
+ struct rte_mbuf *m;
+ uint32_t nb_pkts_in, i, idx;
+
+ /* Drop any IPv4 traffic from unprotected ports */
+ for (i = 0; i < traffic->ip4.num; i++)
+ rte_pktmbuf_free(traffic->ip4.pkts[i]);
+
+ traffic->ip4.num = 0;
+
+ /* Drop any IPv6 traffic from unprotected ports */
+ for (i = 0; i < traffic->ip6.num; i++)
+ rte_pktmbuf_free(traffic->ip6.pkts[i]);
+
+ traffic->ip6.num = 0;
+
+ nb_pkts_in = ipsec_inbound(ipsec_ctx, traffic->ipsec.pkts,
+ traffic->ipsec.num, MAX_PKT_BURST);
+
+ for (i = 0; i < nb_pkts_in; i++) {
+ m = traffic->ipsec.pkts[i];
+ struct ip *ip = rte_pktmbuf_mtod(m, struct ip *);
+ if (ip->ip_v == IPVERSION) {
+ idx = traffic->ip4.num++;
+ traffic->ip4.pkts[idx] = m;
+ } else {
+ idx = traffic->ip6.num++;
+ traffic->ip6.pkts[idx] = m;
+ }
+ }
+}
+
+static inline void
+process_pkts_outbound_nosp(struct ipsec_ctx *ipsec_ctx,
+ struct ipsec_traffic *traffic)
+{
+ struct rte_mbuf *m;
+ uint32_t nb_pkts_out, i;
+ struct ip *ip;
+
+ /* Drop any IPsec traffic from protected ports */
+ for (i = 0; i < traffic->ipsec.num; i++)
+ rte_pktmbuf_free(traffic->ipsec.pkts[i]);
+
+ traffic->ipsec.num = 0;
+
+ for (i = 0; i < traffic->ip4.num; i++)
+ traffic->ip4.res[i] = single_sa_idx;
+
+ for (i = 0; i < traffic->ip6.num; i++)
+ traffic->ip6.res[i] = single_sa_idx;
+
+ nb_pkts_out = ipsec_outbound(ipsec_ctx, traffic->ip4.pkts,
+ traffic->ip4.res, traffic->ip4.num,
+ MAX_PKT_BURST);
+
+ /* They all sue the same SA (ip4 or ip6 tunnel) */
+ m = traffic->ipsec.pkts[i];
+ ip = rte_pktmbuf_mtod(m, struct ip *);
+ if (ip->ip_v == IPVERSION)
+ traffic->ip4.num = nb_pkts_out;
+ else
+ traffic->ip6.num = nb_pkts_out;
+}
+
+static inline int32_t
+get_hop_for_offload_pkt(struct rte_mbuf *pkt, int is_ipv6)
+{
+ struct ipsec_mbuf_metadata *priv;
+ struct ipsec_sa *sa;
+
+ priv = get_priv(pkt);
+
+ sa = priv->sa;
+ if (unlikely(sa == NULL)) {
+ RTE_LOG(ERR, IPSEC, "SA not saved in private data\n");
+ goto fail;
+ }
+
+ if (is_ipv6)
+ return sa->portid;
+
+ /* else */
+ return (sa->portid | RTE_LPM_LOOKUP_SUCCESS);
+
+fail:
+ if (is_ipv6)
+ return -1;
+
+ /* else */
+ return 0;
+}
+
+static inline void
+route4_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
+{
+ uint32_t hop[MAX_PKT_BURST * 2];
+ uint32_t dst_ip[MAX_PKT_BURST * 2];
+ int32_t pkt_hop = 0;
+ uint16_t i, offset;
+ uint16_t lpm_pkts = 0;
+
+ if (nb_pkts == 0)
+ return;
+
+ /* Need to do an LPM lookup for non-inline packets. Inline packets will
+ * have port ID in the SA
+ */
+
+ for (i = 0; i < nb_pkts; i++) {
+ if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
+ /* Security offload not enabled. So an LPM lookup is
+ * required to get the hop
+ */
+ offset = offsetof(struct ip, ip_dst);
+ dst_ip[lpm_pkts] = *rte_pktmbuf_mtod_offset(pkts[i],
+ uint32_t *, offset);
+ dst_ip[lpm_pkts] = rte_be_to_cpu_32(dst_ip[lpm_pkts]);
+ lpm_pkts++;
+ }
+ }
+
+ rte_lpm_lookup_bulk((struct rte_lpm *)rt_ctx, dst_ip, hop, lpm_pkts);
+
+ lpm_pkts = 0;
+
+ for (i = 0; i < nb_pkts; i++) {
+ if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
+ /* Read hop from the SA */
+ pkt_hop = get_hop_for_offload_pkt(pkts[i], 0);
+ } else {
+ /* Need to use hop returned by lookup */
+ pkt_hop = hop[lpm_pkts++];
+ }
+
+ if ((pkt_hop & RTE_LPM_LOOKUP_SUCCESS) == 0) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+ send_single_packet(pkts[i], pkt_hop & 0xff);
+ }
+}
+
+static inline void
+route6_pkts(struct rt_ctx *rt_ctx, struct rte_mbuf *pkts[], uint8_t nb_pkts)
+{
+ int32_t hop[MAX_PKT_BURST * 2];
+ uint8_t dst_ip[MAX_PKT_BURST * 2][16];
+ uint8_t *ip6_dst;
+ int32_t pkt_hop = 0;
+ uint16_t i, offset;
+ uint16_t lpm_pkts = 0;
+
+ if (nb_pkts == 0)
+ return;
+
+ /* Need to do an LPM lookup for non-inline packets. Inline packets will
+ * have port ID in the SA
+ */
+
+ for (i = 0; i < nb_pkts; i++) {
+ if (!(pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD)) {
+ /* Security offload not enabled. So an LPM lookup is
+ * required to get the hop
+ */
+ offset = offsetof(struct ip6_hdr, ip6_dst);
+ ip6_dst = rte_pktmbuf_mtod_offset(pkts[i], uint8_t *,
+ offset);
+ memcpy(&dst_ip[lpm_pkts][0], ip6_dst, 16);
+ lpm_pkts++;
+ }
+ }
+
+ rte_lpm6_lookup_bulk_func((struct rte_lpm6 *)rt_ctx, dst_ip, hop,
+ lpm_pkts);
+
+ lpm_pkts = 0;
+
+ for (i = 0; i < nb_pkts; i++) {
+ if (pkts[i]->ol_flags & PKT_TX_SEC_OFFLOAD) {
+ /* Read hop from the SA */
+ pkt_hop = get_hop_for_offload_pkt(pkts[i], 1);
+ } else {
+ /* Need to use hop returned by lookup */
+ pkt_hop = hop[lpm_pkts++];
+ }
+
+ if (pkt_hop == -1) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+ send_single_packet(pkts[i], pkt_hop & 0xff);
+ }
+}
+
+static inline void
+process_pkts(struct lcore_conf *qconf, struct rte_mbuf **pkts,
+ uint8_t nb_pkts, uint16_t portid)
+{
+ struct ipsec_traffic traffic;
+
+ prepare_traffic(pkts, &traffic, nb_pkts);
+
+ if (unlikely(single_sa)) {
+ if (UNPROTECTED_PORT(portid))
+ process_pkts_inbound_nosp(&qconf->inbound, &traffic);
+ else
+ process_pkts_outbound_nosp(&qconf->outbound, &traffic);
+ } else {
+ if (UNPROTECTED_PORT(portid))
+ process_pkts_inbound(&qconf->inbound, &traffic);
+ else
+ process_pkts_outbound(&qconf->outbound, &traffic);
+ }
+
+ route4_pkts(qconf->rt4_ctx, traffic.ip4.pkts, traffic.ip4.num);
+ route6_pkts(qconf->rt6_ctx, traffic.ip6.pkts, traffic.ip6.num);
+}
+
+static inline void
+drain_buffers(struct lcore_conf *qconf)
+{
+ struct buffer *buf;
+ uint32_t portid;
+
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
+ buf = &qconf->tx_mbufs[portid];
+ if (buf->len == 0)
+ continue;
+ send_burst(qconf, buf->len, portid);
+ buf->len = 0;
+ }
+}
+
+/* main processing loop */
+static int32_t
+main_loop(__attribute__((unused)) void *dummy)
+{
+ struct rte_mbuf *pkts[MAX_PKT_BURST];
+ uint32_t lcore_id;
+ uint64_t prev_tsc, diff_tsc, cur_tsc;
+ int32_t i, nb_rx;
+ uint16_t portid;
+ uint8_t queueid;
+ struct lcore_conf *qconf;
+ int32_t socket_id;
+ const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1)
+ / US_PER_S * BURST_TX_DRAIN_US;
+ struct lcore_rx_queue *rxql;
+
+ prev_tsc = 0;
+ lcore_id = rte_lcore_id();
+ qconf = &lcore_conf[lcore_id];
+ rxql = qconf->rx_queue_list;
+ socket_id = rte_lcore_to_socket_id(lcore_id);
+
+ qconf->rt4_ctx = socket_ctx[socket_id].rt_ip4;
+ qconf->rt6_ctx = socket_ctx[socket_id].rt_ip6;
+ qconf->inbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_in;
+ qconf->inbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_in;
+ qconf->inbound.sa_ctx = socket_ctx[socket_id].sa_in;
+ qconf->inbound.cdev_map = cdev_map_in;
+ qconf->inbound.session_pool = socket_ctx[socket_id].session_pool;
+ qconf->outbound.sp4_ctx = socket_ctx[socket_id].sp_ip4_out;
+ qconf->outbound.sp6_ctx = socket_ctx[socket_id].sp_ip6_out;
+ qconf->outbound.sa_ctx = socket_ctx[socket_id].sa_out;
+ qconf->outbound.cdev_map = cdev_map_out;
+ qconf->outbound.session_pool = socket_ctx[socket_id].session_pool;
+
+ if (qconf->nb_rx_queue == 0) {
+ RTE_LOG(INFO, IPSEC, "lcore %u has nothing to do\n", lcore_id);
+ return 0;
+ }
+
+ RTE_LOG(INFO, IPSEC, "entering main loop on lcore %u\n", lcore_id);
+
+ for (i = 0; i < qconf->nb_rx_queue; i++) {
+ portid = rxql[i].port_id;
+ queueid = rxql[i].queue_id;
+ RTE_LOG(INFO, IPSEC,
+ " -- lcoreid=%u portid=%u rxqueueid=%hhu\n",
+ lcore_id, portid, queueid);
+ }
+
+ while (1) {
+ cur_tsc = rte_rdtsc();
+
+ /* TX queue buffer drain */
+ diff_tsc = cur_tsc - prev_tsc;
+
+ if (unlikely(diff_tsc > drain_tsc)) {
+ drain_buffers(qconf);
+ prev_tsc = cur_tsc;
+ }
+
+ /* Read packet from RX queues */
+ for (i = 0; i < qconf->nb_rx_queue; ++i) {
+ portid = rxql[i].port_id;
+ queueid = rxql[i].queue_id;
+ nb_rx = rte_eth_rx_burst(portid, queueid,
+ pkts, MAX_PKT_BURST);
+
+ if (nb_rx > 0)
+ process_pkts(qconf, pkts, nb_rx, portid);
+ }
+ }
+}
+
+static int32_t
+check_params(void)
+{
+ uint8_t lcore;
+ uint16_t portid;
+ uint16_t i;
+ int32_t socket_id;
+
+ if (lcore_params == NULL) {
+ printf("Error: No port/queue/core mappings\n");
+ return -1;
+ }
+
+ for (i = 0; i < nb_lcore_params; ++i) {
+ lcore = lcore_params[i].lcore_id;
+ if (!rte_lcore_is_enabled(lcore)) {
+ printf("error: lcore %hhu is not enabled in "
+ "lcore mask\n", lcore);
+ return -1;
+ }
+ socket_id = rte_lcore_to_socket_id(lcore);
+ if (socket_id != 0 && numa_on == 0) {
+ printf("warning: lcore %hhu is on socket %d "
+ "with numa off\n",
+ lcore, socket_id);
+ }
+ portid = lcore_params[i].port_id;
+ if ((enabled_port_mask & (1 << portid)) == 0) {
+ printf("port %u is not enabled in port mask\n", portid);
+ return -1;
+ }
+ if (!rte_eth_dev_is_valid_port(portid)) {
+ printf("port %u is not present on the board\n", portid);
+ return -1;
+ }
+ }
+ return 0;
+}
+
+static uint8_t
+get_port_nb_rx_queues(const uint16_t port)
+{
+ int32_t queue = -1;
+ uint16_t i;
+
+ for (i = 0; i < nb_lcore_params; ++i) {
+ if (lcore_params[i].port_id == port &&
+ lcore_params[i].queue_id > queue)
+ queue = lcore_params[i].queue_id;
+ }
+ return (uint8_t)(++queue);
+}
+
+static int32_t
+init_lcore_rx_queues(void)
+{
+ uint16_t i, nb_rx_queue;
+ uint8_t lcore;
+
+ for (i = 0; i < nb_lcore_params; ++i) {
+ lcore = lcore_params[i].lcore_id;
+ nb_rx_queue = lcore_conf[lcore].nb_rx_queue;
+ if (nb_rx_queue >= MAX_RX_QUEUE_PER_LCORE) {
+ printf("error: too many queues (%u) for lcore: %u\n",
+ nb_rx_queue + 1, lcore);
+ return -1;
+ }
+ lcore_conf[lcore].rx_queue_list[nb_rx_queue].port_id =
+ lcore_params[i].port_id;
+ lcore_conf[lcore].rx_queue_list[nb_rx_queue].queue_id =
+ lcore_params[i].queue_id;
+ lcore_conf[lcore].nb_rx_queue++;
+ }
+ return 0;
+}
+
+/* display usage */
+static void
+print_usage(const char *prgname)
+{
+ fprintf(stderr, "%s [EAL options] --"
+ " -p PORTMASK"
+ " [-P]"
+ " [-u PORTMASK]"
+ " [-j FRAMESIZE]"
+ " -f CONFIG_FILE"
+ " --config (port,queue,lcore)[,(port,queue,lcore)]"
+ " [--single-sa SAIDX]"
+ " [--cryptodev_mask MASK]"
+ "\n\n"
+ " -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
+ " -P : Enable promiscuous mode\n"
+ " -u PORTMASK: Hexadecimal bitmask of unprotected ports\n"
+ " -j FRAMESIZE: Enable jumbo frame with 'FRAMESIZE' as maximum\n"
+ " packet size\n"
+ " -f CONFIG_FILE: Configuration file\n"
+ " --config (port,queue,lcore): Rx queue configuration\n"
+ " --single-sa SAIDX: Use single SA index for outbound traffic,\n"
+ " bypassing the SP\n"
+ " --cryptodev_mask MASK: Hexadecimal bitmask of the crypto\n"
+ " devices to configure\n"
+ "\n",
+ prgname);
+}
+
+static int32_t
+parse_portmask(const char *portmask)
+{
+ char *end = NULL;
+ unsigned long pm;
+
+ /* parse hexadecimal string */
+ pm = strtoul(portmask, &end, 16);
+ if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return -1;
+
+ if ((pm == 0) && errno)
+ return -1;
+
+ return pm;
+}
+
+static int32_t
+parse_decimal(const char *str)
+{
+ char *end = NULL;
+ unsigned long num;
+
+ num = strtoul(str, &end, 10);
+ if ((str[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return -1;
+
+ return num;
+}
+
+static int32_t
+parse_config(const char *q_arg)
+{
+ char s[256];
+ const char *p, *p0 = q_arg;
+ char *end;
+ enum fieldnames {
+ FLD_PORT = 0,
+ FLD_QUEUE,
+ FLD_LCORE,
+ _NUM_FLD
+ };
+ unsigned long int_fld[_NUM_FLD];
+ char *str_fld[_NUM_FLD];
+ int32_t i;
+ uint32_t size;
+
+ nb_lcore_params = 0;
+
+ while ((p = strchr(p0, '(')) != NULL) {
+ ++p;
+ p0 = strchr(p, ')');
+ if (p0 == NULL)
+ return -1;
+
+ size = p0 - p;
+ if (size >= sizeof(s))
+ return -1;
+
+ snprintf(s, sizeof(s), "%.*s", size, p);
+ if (rte_strsplit(s, sizeof(s), str_fld, _NUM_FLD, ',') !=
+ _NUM_FLD)
+ return -1;
+ for (i = 0; i < _NUM_FLD; i++) {
+ errno = 0;
+ int_fld[i] = strtoul(str_fld[i], &end, 0);
+ if (errno != 0 || end == str_fld[i] || int_fld[i] > 255)
+ return -1;
+ }
+ if (nb_lcore_params >= MAX_LCORE_PARAMS) {
+ printf("exceeded max number of lcore params: %hu\n",
+ nb_lcore_params);
+ return -1;
+ }
+ lcore_params_array[nb_lcore_params].port_id =
+ (uint8_t)int_fld[FLD_PORT];
+ lcore_params_array[nb_lcore_params].queue_id =
+ (uint8_t)int_fld[FLD_QUEUE];
+ lcore_params_array[nb_lcore_params].lcore_id =
+ (uint8_t)int_fld[FLD_LCORE];
+ ++nb_lcore_params;
+ }
+ lcore_params = lcore_params_array;
+ return 0;
+}
+
+static int32_t
+parse_args(int32_t argc, char **argv)
+{
+ int32_t opt, ret;
+ char **argvopt;
+ int32_t option_index;
+ char *prgname = argv[0];
+ int32_t f_present = 0;
+
+ argvopt = argv;
+
+ while ((opt = getopt_long(argc, argvopt, "p:Pu:f:j:",
+ lgopts, &option_index)) != EOF) {
+
+ switch (opt) {
+ case 'p':
+ enabled_port_mask = parse_portmask(optarg);
+ if (enabled_port_mask == 0) {
+ printf("invalid portmask\n");
+ print_usage(prgname);
+ return -1;
+ }
+ break;
+ case 'P':
+ printf("Promiscuous mode selected\n");
+ promiscuous_on = 1;
+ break;
+ case 'u':
+ unprotected_port_mask = parse_portmask(optarg);
+ if (unprotected_port_mask == 0) {
+ printf("invalid unprotected portmask\n");
+ print_usage(prgname);
+ return -1;
+ }
+ break;
+ case 'f':
+ if (f_present == 1) {
+ printf("\"-f\" option present more than "
+ "once!\n");
+ print_usage(prgname);
+ return -1;
+ }
+ if (parse_cfg_file(optarg) < 0) {
+ printf("parsing file \"%s\" failed\n",
+ optarg);
+ print_usage(prgname);
+ return -1;
+ }
+ f_present = 1;
+ break;
+ case 'j':
+ {
+ int32_t size = parse_decimal(optarg);
+ if (size <= 1518) {
+ printf("Invalid jumbo frame size\n");
+ if (size < 0) {
+ print_usage(prgname);
+ return -1;
+ }
+ printf("Using default value 9000\n");
+ frame_size = 9000;
+ } else {
+ frame_size = size;
+ }
+ }
+ printf("Enabled jumbo frames size %u\n", frame_size);
+ break;
+ case CMD_LINE_OPT_CONFIG_NUM:
+ ret = parse_config(optarg);
+ if (ret) {
+ printf("Invalid config\n");
+ print_usage(prgname);
+ return -1;
+ }
+ break;
+ case CMD_LINE_OPT_SINGLE_SA_NUM:
+ ret = parse_decimal(optarg);
+ if (ret == -1) {
+ printf("Invalid argument[sa_idx]\n");
+ print_usage(prgname);
+ return -1;
+ }
+
+ /* else */
+ single_sa = 1;
+ single_sa_idx = ret;
+ printf("Configured with single SA index %u\n",
+ single_sa_idx);
+ break;
+ case CMD_LINE_OPT_CRYPTODEV_MASK_NUM:
+ ret = parse_portmask(optarg);
+ if (ret == -1) {
+ printf("Invalid argument[portmask]\n");
+ print_usage(prgname);
+ return -1;
+ }
+
+ /* else */
+ enabled_cryptodev_mask = ret;
+ break;
+ default:
+ print_usage(prgname);
+ return -1;
+ }
+ }
+
+ if (f_present == 0) {
+ printf("Mandatory option \"-f\" not present\n");
+ return -1;
+ }
+
+ if (optind >= 0)
+ argv[optind-1] = prgname;
+
+ ret = optind-1;
+ optind = 1; /* reset getopt lib */
+ return ret;
+}
+
+static void
+print_ethaddr(const char *name, const struct ether_addr *eth_addr)
+{
+ char buf[ETHER_ADDR_FMT_SIZE];
+ ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, eth_addr);
+ printf("%s%s", name, buf);
+}
+
+/* Check the link status of all ports in up to 9s, and print them finally */
+static void
+check_all_ports_link_status(uint32_t port_mask)
+{
+#define CHECK_INTERVAL 100 /* 100ms */
+#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
+ uint16_t portid;
+ uint8_t count, all_ports_up, print_flag = 0;
+ struct rte_eth_link link;
+
+ printf("\nChecking link status");
+ fflush(stdout);
+ for (count = 0; count <= MAX_CHECK_TIME; count++) {
+ all_ports_up = 1;
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((port_mask & (1 << portid)) == 0)
+ continue;
+ memset(&link, 0, sizeof(link));
+ rte_eth_link_get_nowait(portid, &link);
+ /* print link status if flag set */
+ if (print_flag == 1) {
+ if (link.link_status)
+ printf(
+ "Port%d Link Up - speed %u Mbps -%s\n",
+ portid, link.link_speed,
+ (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
+ ("full-duplex") : ("half-duplex\n"));
+ else
+ printf("Port %d Link Down\n", portid);
+ continue;
+ }
+ /* clear all_ports_up flag if any link down */
+ if (link.link_status == ETH_LINK_DOWN) {
+ all_ports_up = 0;
+ break;
+ }
+ }
+ /* after finally printing all link status, get out */
+ if (print_flag == 1)
+ break;
+
+ if (all_ports_up == 0) {
+ printf(".");
+ fflush(stdout);
+ rte_delay_ms(CHECK_INTERVAL);
+ }
+
+ /* set the print_flag if all ports up or timeout */
+ if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
+ print_flag = 1;
+ printf("done\n");
+ }
+ }
+}
+
+static int32_t
+add_mapping(struct rte_hash *map, const char *str, uint16_t cdev_id,
+ uint16_t qp, struct lcore_params *params,
+ struct ipsec_ctx *ipsec_ctx,
+ const struct rte_cryptodev_capabilities *cipher,
+ const struct rte_cryptodev_capabilities *auth,
+ const struct rte_cryptodev_capabilities *aead)
+{
+ int32_t ret = 0;
+ unsigned long i;
+ struct cdev_key key = { 0 };
+
+ key.lcore_id = params->lcore_id;
+ if (cipher)
+ key.cipher_algo = cipher->sym.cipher.algo;
+ if (auth)
+ key.auth_algo = auth->sym.auth.algo;
+ if (aead)
+ key.aead_algo = aead->sym.aead.algo;
+
+ ret = rte_hash_lookup(map, &key);
+ if (ret != -ENOENT)
+ return 0;
+
+ for (i = 0; i < ipsec_ctx->nb_qps; i++)
+ if (ipsec_ctx->tbl[i].id == cdev_id)
+ break;
+
+ if (i == ipsec_ctx->nb_qps) {
+ if (ipsec_ctx->nb_qps == MAX_QP_PER_LCORE) {
+ printf("Maximum number of crypto devices assigned to "
+ "a core, increase MAX_QP_PER_LCORE value\n");
+ return 0;
+ }
+ ipsec_ctx->tbl[i].id = cdev_id;
+ ipsec_ctx->tbl[i].qp = qp;
+ ipsec_ctx->nb_qps++;
+ printf("%s cdev mapping: lcore %u using cdev %u qp %u "
+ "(cdev_id_qp %lu)\n", str, key.lcore_id,
+ cdev_id, qp, i);
+ }
+
+ ret = rte_hash_add_key_data(map, &key, (void *)i);
+ if (ret < 0) {
+ printf("Faled to insert cdev mapping for (lcore %u, "
+ "cdev %u, qp %u), errno %d\n",
+ key.lcore_id, ipsec_ctx->tbl[i].id,
+ ipsec_ctx->tbl[i].qp, ret);
+ return 0;
+ }
+
+ return 1;
+}
+
+static int32_t
+add_cdev_mapping(struct rte_cryptodev_info *dev_info, uint16_t cdev_id,
+ uint16_t qp, struct lcore_params *params)
+{
+ int32_t ret = 0;
+ const struct rte_cryptodev_capabilities *i, *j;
+ struct rte_hash *map;
+ struct lcore_conf *qconf;
+ struct ipsec_ctx *ipsec_ctx;
+ const char *str;
+
+ qconf = &lcore_conf[params->lcore_id];
+
+ if ((unprotected_port_mask & (1 << params->port_id)) == 0) {
+ map = cdev_map_out;
+ ipsec_ctx = &qconf->outbound;
+ str = "Outbound";
+ } else {
+ map = cdev_map_in;
+ ipsec_ctx = &qconf->inbound;
+ str = "Inbound";
+ }
+
+ /* Required cryptodevs with operation chainning */
+ if (!(dev_info->feature_flags &
+ RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING))
+ return ret;
+
+ for (i = dev_info->capabilities;
+ i->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; i++) {
+ if (i->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
+ continue;
+
+ if (i->sym.xform_type == RTE_CRYPTO_SYM_XFORM_AEAD) {
+ ret |= add_mapping(map, str, cdev_id, qp, params,
+ ipsec_ctx, NULL, NULL, i);
+ continue;
+ }
+
+ if (i->sym.xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
+ continue;
+
+ for (j = dev_info->capabilities;
+ j->op != RTE_CRYPTO_OP_TYPE_UNDEFINED; j++) {
+ if (j->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
+ continue;
+
+ if (j->sym.xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
+ continue;
+
+ ret |= add_mapping(map, str, cdev_id, qp, params,
+ ipsec_ctx, i, j, NULL);
+ }
+ }
+
+ return ret;
+}
+
+/* Check if the device is enabled by cryptodev_mask */
+static int
+check_cryptodev_mask(uint8_t cdev_id)
+{
+ if (enabled_cryptodev_mask & (1 << cdev_id))
+ return 0;
+
+ return -1;
+}
+
+static int32_t
+cryptodevs_init(void)
+{
+ struct rte_cryptodev_config dev_conf;
+ struct rte_cryptodev_qp_conf qp_conf;
+ uint16_t idx, max_nb_qps, qp, i;
+ int16_t cdev_id, port_id;
+ struct rte_hash_parameters params = { 0 };
+
+ params.entries = CDEV_MAP_ENTRIES;
+ params.key_len = sizeof(struct cdev_key);
+ params.hash_func = rte_jhash;
+ params.hash_func_init_val = 0;
+ params.socket_id = rte_socket_id();
+
+ params.name = "cdev_map_in";
+ cdev_map_in = rte_hash_create(&params);
+ if (cdev_map_in == NULL)
+ rte_panic("Failed to create cdev_map hash table, errno = %d\n",
+ rte_errno);
+
+ params.name = "cdev_map_out";
+ cdev_map_out = rte_hash_create(&params);
+ if (cdev_map_out == NULL)
+ rte_panic("Failed to create cdev_map hash table, errno = %d\n",
+ rte_errno);
+
+ printf("lcore/cryptodev/qp mappings:\n");
+
+ uint32_t max_sess_sz = 0, sess_sz;
+ for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
+ sess_sz = rte_cryptodev_sym_get_private_session_size(cdev_id);
+ if (sess_sz > max_sess_sz)
+ max_sess_sz = sess_sz;
+ }
+ RTE_ETH_FOREACH_DEV(port_id) {
+ void *sec_ctx;
+
+ if ((enabled_port_mask & (1 << port_id)) == 0)
+ continue;
+
+ sec_ctx = rte_eth_dev_get_sec_ctx(port_id);
+ if (sec_ctx == NULL)
+ continue;
+
+ sess_sz = rte_security_session_get_size(sec_ctx);
+ if (sess_sz > max_sess_sz)
+ max_sess_sz = sess_sz;
+ }
+
+ idx = 0;
+ for (cdev_id = 0; cdev_id < rte_cryptodev_count(); cdev_id++) {
+ struct rte_cryptodev_info cdev_info;
+
+ if (check_cryptodev_mask((uint8_t)cdev_id))
+ continue;
+
+ rte_cryptodev_info_get(cdev_id, &cdev_info);
+
+ if (nb_lcore_params > cdev_info.max_nb_queue_pairs)
+ max_nb_qps = cdev_info.max_nb_queue_pairs;
+ else
+ max_nb_qps = nb_lcore_params;
+
+ qp = 0;
+ i = 0;
+ while (qp < max_nb_qps && i < nb_lcore_params) {
+ if (add_cdev_mapping(&cdev_info, cdev_id, qp,
+ &lcore_params[idx]))
+ qp++;
+ idx++;
+ idx = idx % nb_lcore_params;
+ i++;
+ }
+
+ if (qp == 0)
+ continue;
+
+ dev_conf.socket_id = rte_cryptodev_socket_id(cdev_id);
+ dev_conf.nb_queue_pairs = qp;
+
+ uint32_t dev_max_sess = cdev_info.sym.max_nb_sessions;
+ if (dev_max_sess != 0 && dev_max_sess < (CDEV_MP_NB_OBJS / 2))
+ rte_exit(EXIT_FAILURE,
+ "Device does not support at least %u "
+ "sessions", CDEV_MP_NB_OBJS / 2);
+
+ if (!socket_ctx[dev_conf.socket_id].session_pool) {
+ char mp_name[RTE_MEMPOOL_NAMESIZE];
+ struct rte_mempool *sess_mp;
+
+ snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
+ "sess_mp_%u", dev_conf.socket_id);
+ sess_mp = rte_mempool_create(mp_name,
+ CDEV_MP_NB_OBJS,
+ max_sess_sz,
+ CDEV_MP_CACHE_SZ,
+ 0, NULL, NULL, NULL,
+ NULL, dev_conf.socket_id,
+ 0);
+ if (sess_mp == NULL)
+ rte_exit(EXIT_FAILURE,
+ "Cannot create session pool on socket %d\n",
+ dev_conf.socket_id);
+ else
+ printf("Allocated session pool on socket %d\n",
+ dev_conf.socket_id);
+ socket_ctx[dev_conf.socket_id].session_pool = sess_mp;
+ }
+
+ if (rte_cryptodev_configure(cdev_id, &dev_conf))
+ rte_panic("Failed to initialize cryptodev %u\n",
+ cdev_id);
+
+ qp_conf.nb_descriptors = CDEV_QUEUE_DESC;
+ for (qp = 0; qp < dev_conf.nb_queue_pairs; qp++)
+ if (rte_cryptodev_queue_pair_setup(cdev_id, qp,
+ &qp_conf, dev_conf.socket_id,
+ socket_ctx[dev_conf.socket_id].session_pool))
+ rte_panic("Failed to setup queue %u for "
+ "cdev_id %u\n", 0, cdev_id);
+
+ if (rte_cryptodev_start(cdev_id))
+ rte_panic("Failed to start cryptodev %u\n",
+ cdev_id);
+ }
+
+ /* create session pools for eth devices that implement security */
+ RTE_ETH_FOREACH_DEV(port_id) {
+ if ((enabled_port_mask & (1 << port_id)) &&
+ rte_eth_dev_get_sec_ctx(port_id)) {
+ int socket_id = rte_eth_dev_socket_id(port_id);
+
+ if (!socket_ctx[socket_id].session_pool) {
+ char mp_name[RTE_MEMPOOL_NAMESIZE];
+ struct rte_mempool *sess_mp;
+
+ snprintf(mp_name, RTE_MEMPOOL_NAMESIZE,
+ "sess_mp_%u", socket_id);
+ sess_mp = rte_mempool_create(mp_name,
+ CDEV_MP_NB_OBJS,
+ max_sess_sz,
+ CDEV_MP_CACHE_SZ,
+ 0, NULL, NULL, NULL,
+ NULL, socket_id,
+ 0);
+ if (sess_mp == NULL)
+ rte_exit(EXIT_FAILURE,
+ "Cannot create session pool "
+ "on socket %d\n", socket_id);
+ else
+ printf("Allocated session pool "
+ "on socket %d\n", socket_id);
+ socket_ctx[socket_id].session_pool = sess_mp;
+ }
+ }
+ }
+
+
+ printf("\n");
+
+ return 0;
+}
+
+static void
+port_init(uint16_t portid)
+{
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_txconf *txconf;
+ uint16_t nb_tx_queue, nb_rx_queue;
+ uint16_t tx_queueid, rx_queueid, queue, lcore_id;
+ int32_t ret, socket_id;
+ struct lcore_conf *qconf;
+ struct ether_addr ethaddr;
+ struct rte_eth_conf local_port_conf = port_conf;
+
+ rte_eth_dev_info_get(portid, &dev_info);
+
+ printf("Configuring device port %u:\n", portid);
+
+ rte_eth_macaddr_get(portid, &ethaddr);
+ ethaddr_tbl[portid].src = ETHADDR_TO_UINT64(ethaddr);
+ print_ethaddr("Address: ", &ethaddr);
+ printf("\n");
+
+ nb_rx_queue = get_port_nb_rx_queues(portid);
+ nb_tx_queue = nb_lcores;
+
+ if (nb_rx_queue > dev_info.max_rx_queues)
+ rte_exit(EXIT_FAILURE, "Error: queue %u not available "
+ "(max rx queue is %u)\n",
+ nb_rx_queue, dev_info.max_rx_queues);
+
+ if (nb_tx_queue > dev_info.max_tx_queues)
+ rte_exit(EXIT_FAILURE, "Error: queue %u not available "
+ "(max tx queue is %u)\n",
+ nb_tx_queue, dev_info.max_tx_queues);
+
+ printf("Creating queues: nb_rx_queue=%d nb_tx_queue=%u...\n",
+ nb_rx_queue, nb_tx_queue);
+
+ if (frame_size) {
+ local_port_conf.rxmode.max_rx_pkt_len = frame_size;
+ local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+ }
+
+ if (dev_info.rx_offload_capa & DEV_RX_OFFLOAD_SECURITY)
+ local_port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_SECURITY;
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_SECURITY)
+ local_port_conf.txmode.offloads |= DEV_TX_OFFLOAD_SECURITY;
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ local_port_conf.txmode.offloads |=
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+
+ local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
+ dev_info.flow_type_rss_offloads;
+ if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
+ port_conf.rx_adv_conf.rss_conf.rss_hf) {
+ printf("Port %u modified RSS hash function based on hardware support,"
+ "requested:%#"PRIx64" configured:%#"PRIx64"\n",
+ portid,
+ port_conf.rx_adv_conf.rss_conf.rss_hf,
+ local_port_conf.rx_adv_conf.rss_conf.rss_hf);
+ }
+
+ ret = rte_eth_dev_configure(portid, nb_rx_queue, nb_tx_queue,
+ &local_port_conf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Cannot configure device: "
+ "err=%d, port=%d\n", ret, portid);
+
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd, &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Cannot adjust number of descriptors: "
+ "err=%d, port=%d\n", ret, portid);
+
+ /* init one TX queue per lcore */
+ tx_queueid = 0;
+ for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+ if (rte_lcore_is_enabled(lcore_id) == 0)
+ continue;
+
+ if (numa_on)
+ socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
+ else
+ socket_id = 0;
+
+ /* init TX queue */
+ printf("Setup txq=%u,%d,%d\n", lcore_id, tx_queueid, socket_id);
+
+ txconf = &dev_info.default_txconf;
+ txconf->offloads = local_port_conf.txmode.offloads;
+
+ ret = rte_eth_tx_queue_setup(portid, tx_queueid, nb_txd,
+ socket_id, txconf);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: "
+ "err=%d, port=%d\n", ret, portid);
+
+ qconf = &lcore_conf[lcore_id];
+ qconf->tx_queue_id[portid] = tx_queueid;
+ tx_queueid++;
+
+ /* init RX queues */
+ for (queue = 0; queue < qconf->nb_rx_queue; ++queue) {
+ struct rte_eth_rxconf rxq_conf;
+
+ if (portid != qconf->rx_queue_list[queue].port_id)
+ continue;
+
+ rx_queueid = qconf->rx_queue_list[queue].queue_id;
+
+ printf("Setup rxq=%d,%d,%d\n", portid, rx_queueid,
+ socket_id);
+
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = local_port_conf.rxmode.offloads;
+ ret = rte_eth_rx_queue_setup(portid, rx_queueid,
+ nb_rxd, socket_id, &rxq_conf,
+ socket_ctx[socket_id].mbuf_pool);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_rx_queue_setup: err=%d, "
+ "port=%d\n", ret, portid);
+ }
+ }
+ printf("\n");
+}
+
+static void
+pool_init(struct socket_ctx *ctx, int32_t socket_id, uint32_t nb_mbuf)
+{
+ char s[64];
+ uint32_t buff_size = frame_size ? (frame_size + RTE_PKTMBUF_HEADROOM) :
+ RTE_MBUF_DEFAULT_BUF_SIZE;
+
+
+ snprintf(s, sizeof(s), "mbuf_pool_%d", socket_id);
+ ctx->mbuf_pool = rte_pktmbuf_pool_create(s, nb_mbuf,
+ MEMPOOL_CACHE_SIZE, ipsec_metadata_size(),
+ buff_size,
+ socket_id);
+ if (ctx->mbuf_pool == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot init mbuf pool on socket %d\n",
+ socket_id);
+ else
+ printf("Allocated mbuf pool on socket %d\n", socket_id);
+}
+
+static inline int
+inline_ipsec_event_esn_overflow(struct rte_security_ctx *ctx, uint64_t md)
+{
+ struct ipsec_sa *sa;
+
+ /* For inline protocol processing, the metadata in the event will
+ * uniquely identify the security session which raised the event.
+ * Application would then need the userdata it had registered with the
+ * security session to process the event.
+ */
+
+ sa = (struct ipsec_sa *)rte_security_get_userdata(ctx, md);
+
+ if (sa == NULL) {
+ /* userdata could not be retrieved */
+ return -1;
+ }
+
+ /* Sequence number over flow. SA need to be re-established */
+ RTE_SET_USED(sa);
+ return 0;
+}
+
+static int
+inline_ipsec_event_callback(uint16_t port_id, enum rte_eth_event_type type,
+ void *param, void *ret_param)
+{
+ uint64_t md;
+ struct rte_eth_event_ipsec_desc *event_desc = NULL;
+ struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+ rte_eth_dev_get_sec_ctx(port_id);
+
+ RTE_SET_USED(param);
+
+ if (type != RTE_ETH_EVENT_IPSEC)
+ return -1;
+
+ event_desc = ret_param;
+ if (event_desc == NULL) {
+ printf("Event descriptor not set\n");
+ return -1;
+ }
+
+ md = event_desc->metadata;
+
+ if (event_desc->subtype == RTE_ETH_EVENT_IPSEC_ESN_OVERFLOW)
+ return inline_ipsec_event_esn_overflow(ctx, md);
+ else if (event_desc->subtype >= RTE_ETH_EVENT_IPSEC_MAX) {
+ printf("Invalid IPsec event reported\n");
+ return -1;
+ }
+
+ return -1;
+}
+
+int32_t
+main(int32_t argc, char **argv)
+{
+ int32_t ret;
+ uint32_t lcore_id;
+ uint8_t socket_id;
+ uint16_t portid;
+
+ /* init EAL */
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
+ argc -= ret;
+ argv += ret;
+
+ /* parse application arguments (after the EAL ones) */
+ ret = parse_args(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid parameters\n");
+
+ if ((unprotected_port_mask & enabled_port_mask) !=
+ unprotected_port_mask)
+ rte_exit(EXIT_FAILURE, "Invalid unprotected portmask 0x%x\n",
+ unprotected_port_mask);
+
+ if (check_params() < 0)
+ rte_exit(EXIT_FAILURE, "check_params failed\n");
+
+ ret = init_lcore_rx_queues();
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
+
+ nb_lcores = rte_lcore_count();
+
+ /* Replicate each context per socket */
+ for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+ if (rte_lcore_is_enabled(lcore_id) == 0)
+ continue;
+
+ if (numa_on)
+ socket_id = (uint8_t)rte_lcore_to_socket_id(lcore_id);
+ else
+ socket_id = 0;
+
+ if (socket_ctx[socket_id].mbuf_pool)
+ continue;
+
+ sa_init(&socket_ctx[socket_id], socket_id);
+
+ sp4_init(&socket_ctx[socket_id], socket_id);
+
+ sp6_init(&socket_ctx[socket_id], socket_id);
+
+ rt_init(&socket_ctx[socket_id], socket_id);
+
+ pool_init(&socket_ctx[socket_id], socket_id, NB_MBUF);
+ }
+
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+
+ port_init(portid);
+ }
+
+ cryptodevs_init();
+
+ /* start ports */
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+
+ /* Start device */
+ ret = rte_eth_dev_start(portid);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "rte_eth_dev_start: "
+ "err=%d, port=%d\n", ret, portid);
+ /*
+ * If enabled, put device in promiscuous mode.
+ * This allows IO forwarding mode to forward packets
+ * to itself through 2 cross-connected ports of the
+ * target machine.
+ */
+ if (promiscuous_on)
+ rte_eth_promiscuous_enable(portid);
+
+ rte_eth_dev_callback_register(portid,
+ RTE_ETH_EVENT_IPSEC, inline_ipsec_event_callback, NULL);
+ }
+
+ check_all_ports_link_status(enabled_port_mask);
+
+ /* launch per-lcore init on every lcore */
+ rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ipsec.c b/src/spdk/dpdk/examples/ipsec-secgw/ipsec.c
new file mode 100644
index 00000000..3d415f1a
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ipsec.c
@@ -0,0 +1,562 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+
+#include <rte_branch_prediction.h>
+#include <rte_log.h>
+#include <rte_crypto.h>
+#include <rte_security.h>
+#include <rte_cryptodev.h>
+#include <rte_ethdev.h>
+#include <rte_mbuf.h>
+#include <rte_hash.h>
+
+#include "ipsec.h"
+#include "esp.h"
+
+static inline void
+set_ipsec_conf(struct ipsec_sa *sa, struct rte_security_ipsec_xform *ipsec)
+{
+ if (ipsec->mode == RTE_SECURITY_IPSEC_SA_MODE_TUNNEL) {
+ struct rte_security_ipsec_tunnel_param *tunnel =
+ &ipsec->tunnel;
+ if (sa->flags == IP4_TUNNEL) {
+ tunnel->type =
+ RTE_SECURITY_IPSEC_TUNNEL_IPV4;
+ tunnel->ipv4.ttl = IPDEFTTL;
+
+ memcpy((uint8_t *)&tunnel->ipv4.src_ip,
+ (uint8_t *)&sa->src.ip.ip4, 4);
+
+ memcpy((uint8_t *)&tunnel->ipv4.dst_ip,
+ (uint8_t *)&sa->dst.ip.ip4, 4);
+ }
+ /* TODO support for Transport and IPV6 tunnel */
+ }
+ ipsec->esn_soft_limit = IPSEC_OFFLOAD_ESN_SOFTLIMIT;
+}
+
+static inline int
+create_session(struct ipsec_ctx *ipsec_ctx, struct ipsec_sa *sa)
+{
+ struct rte_cryptodev_info cdev_info;
+ unsigned long cdev_id_qp = 0;
+ int32_t ret = 0;
+ struct cdev_key key = { 0 };
+
+ key.lcore_id = (uint8_t)rte_lcore_id();
+
+ key.cipher_algo = (uint8_t)sa->cipher_algo;
+ key.auth_algo = (uint8_t)sa->auth_algo;
+ key.aead_algo = (uint8_t)sa->aead_algo;
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_NONE) {
+ ret = rte_hash_lookup_data(ipsec_ctx->cdev_map, &key,
+ (void **)&cdev_id_qp);
+ if (ret < 0) {
+ RTE_LOG(ERR, IPSEC,
+ "No cryptodev: core %u, cipher_algo %u, "
+ "auth_algo %u, aead_algo %u\n",
+ key.lcore_id,
+ key.cipher_algo,
+ key.auth_algo,
+ key.aead_algo);
+ return -1;
+ }
+ }
+
+ RTE_LOG_DP(DEBUG, IPSEC, "Create session for SA spi %u on cryptodev "
+ "%u qp %u\n", sa->spi,
+ ipsec_ctx->tbl[cdev_id_qp].id,
+ ipsec_ctx->tbl[cdev_id_qp].qp);
+
+ if (sa->type != RTE_SECURITY_ACTION_TYPE_NONE) {
+ struct rte_security_session_conf sess_conf = {
+ .action_type = sa->type,
+ .protocol = RTE_SECURITY_PROTOCOL_IPSEC,
+ {.ipsec = {
+ .spi = sa->spi,
+ .salt = sa->salt,
+ .options = { 0 },
+ .direction = sa->direction,
+ .proto = RTE_SECURITY_IPSEC_SA_PROTO_ESP,
+ .mode = (sa->flags == IP4_TUNNEL ||
+ sa->flags == IP6_TUNNEL) ?
+ RTE_SECURITY_IPSEC_SA_MODE_TUNNEL :
+ RTE_SECURITY_IPSEC_SA_MODE_TRANSPORT,
+ } },
+ .crypto_xform = sa->xforms,
+ .userdata = NULL,
+
+ };
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL) {
+ struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+ rte_cryptodev_get_sec_ctx(
+ ipsec_ctx->tbl[cdev_id_qp].id);
+
+ /* Set IPsec parameters in conf */
+ set_ipsec_conf(sa, &(sess_conf.ipsec));
+
+ sa->sec_session = rte_security_session_create(ctx,
+ &sess_conf, ipsec_ctx->session_pool);
+ if (sa->sec_session == NULL) {
+ RTE_LOG(ERR, IPSEC,
+ "SEC Session init failed: err: %d\n", ret);
+ return -1;
+ }
+ } else if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO) {
+ struct rte_flow_error err;
+ struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+ rte_eth_dev_get_sec_ctx(
+ sa->portid);
+ const struct rte_security_capability *sec_cap;
+ int ret = 0;
+
+ sa->sec_session = rte_security_session_create(ctx,
+ &sess_conf, ipsec_ctx->session_pool);
+ if (sa->sec_session == NULL) {
+ RTE_LOG(ERR, IPSEC,
+ "SEC Session init failed: err: %d\n", ret);
+ return -1;
+ }
+
+ sec_cap = rte_security_capabilities_get(ctx);
+
+ /* iterate until ESP tunnel*/
+ while (sec_cap->action !=
+ RTE_SECURITY_ACTION_TYPE_NONE) {
+
+ if (sec_cap->action == sa->type &&
+ sec_cap->protocol ==
+ RTE_SECURITY_PROTOCOL_IPSEC &&
+ sec_cap->ipsec.mode ==
+ RTE_SECURITY_IPSEC_SA_MODE_TUNNEL &&
+ sec_cap->ipsec.direction == sa->direction)
+ break;
+ sec_cap++;
+ }
+
+ if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) {
+ RTE_LOG(ERR, IPSEC,
+ "No suitable security capability found\n");
+ return -1;
+ }
+
+ sa->ol_flags = sec_cap->ol_flags;
+ sa->security_ctx = ctx;
+ sa->pattern[0].type = RTE_FLOW_ITEM_TYPE_ETH;
+
+ sa->pattern[1].type = RTE_FLOW_ITEM_TYPE_IPV4;
+ sa->pattern[1].mask = &rte_flow_item_ipv4_mask;
+ if (sa->flags & IP6_TUNNEL) {
+ sa->pattern[1].spec = &sa->ipv6_spec;
+ memcpy(sa->ipv6_spec.hdr.dst_addr,
+ sa->dst.ip.ip6.ip6_b, 16);
+ memcpy(sa->ipv6_spec.hdr.src_addr,
+ sa->src.ip.ip6.ip6_b, 16);
+ } else {
+ sa->pattern[1].spec = &sa->ipv4_spec;
+ sa->ipv4_spec.hdr.dst_addr = sa->dst.ip.ip4;
+ sa->ipv4_spec.hdr.src_addr = sa->src.ip.ip4;
+ }
+
+ sa->pattern[2].type = RTE_FLOW_ITEM_TYPE_ESP;
+ sa->pattern[2].spec = &sa->esp_spec;
+ sa->pattern[2].mask = &rte_flow_item_esp_mask;
+ sa->esp_spec.hdr.spi = rte_cpu_to_be_32(sa->spi);
+
+ sa->pattern[3].type = RTE_FLOW_ITEM_TYPE_END;
+
+ sa->action[0].type = RTE_FLOW_ACTION_TYPE_SECURITY;
+ sa->action[0].conf = sa->sec_session;
+
+ sa->action[1].type = RTE_FLOW_ACTION_TYPE_END;
+
+ sa->attr.egress = (sa->direction ==
+ RTE_SECURITY_IPSEC_SA_DIR_EGRESS);
+ sa->attr.ingress = (sa->direction ==
+ RTE_SECURITY_IPSEC_SA_DIR_INGRESS);
+ if (sa->attr.ingress) {
+ uint8_t rss_key[40];
+ struct rte_eth_rss_conf rss_conf = {
+ .rss_key = rss_key,
+ .rss_key_len = 40,
+ };
+ struct rte_eth_dev *eth_dev;
+ uint16_t queue[RTE_MAX_QUEUES_PER_PORT];
+ struct rte_flow_action_rss action_rss;
+ unsigned int i;
+ unsigned int j;
+
+ sa->action[2].type = RTE_FLOW_ACTION_TYPE_END;
+ /* Try RSS. */
+ sa->action[1].type = RTE_FLOW_ACTION_TYPE_RSS;
+ sa->action[1].conf = &action_rss;
+ eth_dev = ctx->device;
+ rte_eth_dev_rss_hash_conf_get(sa->portid,
+ &rss_conf);
+ for (i = 0, j = 0;
+ i < eth_dev->data->nb_rx_queues; ++i)
+ if (eth_dev->data->rx_queues[i])
+ queue[j++] = i;
+ action_rss = (struct rte_flow_action_rss){
+ .types = rss_conf.rss_hf,
+ .key_len = rss_conf.rss_key_len,
+ .queue_num = j,
+ .key = rss_key,
+ .queue = queue,
+ };
+ ret = rte_flow_validate(sa->portid, &sa->attr,
+ sa->pattern, sa->action,
+ &err);
+ if (!ret)
+ goto flow_create;
+ /* Try Queue. */
+ sa->action[1].type = RTE_FLOW_ACTION_TYPE_QUEUE;
+ sa->action[1].conf =
+ &(struct rte_flow_action_queue){
+ .index = 0,
+ };
+ ret = rte_flow_validate(sa->portid, &sa->attr,
+ sa->pattern, sa->action,
+ &err);
+ /* Try End. */
+ sa->action[1].type = RTE_FLOW_ACTION_TYPE_END;
+ sa->action[1].conf = NULL;
+ ret = rte_flow_validate(sa->portid, &sa->attr,
+ sa->pattern, sa->action,
+ &err);
+ if (ret)
+ goto flow_create_failure;
+ } else if (sa->attr.egress &&
+ (sa->ol_flags &
+ RTE_SECURITY_TX_HW_TRAILER_OFFLOAD)) {
+ sa->action[1].type =
+ RTE_FLOW_ACTION_TYPE_PASSTHRU;
+ sa->action[2].type =
+ RTE_FLOW_ACTION_TYPE_END;
+ }
+flow_create:
+ sa->flow = rte_flow_create(sa->portid,
+ &sa->attr, sa->pattern, sa->action, &err);
+ if (sa->flow == NULL) {
+flow_create_failure:
+ RTE_LOG(ERR, IPSEC,
+ "Failed to create ipsec flow msg: %s\n",
+ err.message);
+ return -1;
+ }
+ } else if (sa->type ==
+ RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) {
+ struct rte_security_ctx *ctx =
+ (struct rte_security_ctx *)
+ rte_eth_dev_get_sec_ctx(sa->portid);
+ const struct rte_security_capability *sec_cap;
+
+ if (ctx == NULL) {
+ RTE_LOG(ERR, IPSEC,
+ "Ethernet device doesn't have security features registered\n");
+ return -1;
+ }
+
+ /* Set IPsec parameters in conf */
+ set_ipsec_conf(sa, &(sess_conf.ipsec));
+
+ /* Save SA as userdata for the security session. When
+ * the packet is received, this userdata will be
+ * retrieved using the metadata from the packet.
+ *
+ * The PMD is expected to set similar metadata for other
+ * operations, like rte_eth_event, which are tied to
+ * security session. In such cases, the userdata could
+ * be obtained to uniquely identify the security
+ * parameters denoted.
+ */
+
+ sess_conf.userdata = (void *) sa;
+
+ sa->sec_session = rte_security_session_create(ctx,
+ &sess_conf, ipsec_ctx->session_pool);
+ if (sa->sec_session == NULL) {
+ RTE_LOG(ERR, IPSEC,
+ "SEC Session init failed: err: %d\n", ret);
+ return -1;
+ }
+
+ sec_cap = rte_security_capabilities_get(ctx);
+
+ if (sec_cap == NULL) {
+ RTE_LOG(ERR, IPSEC,
+ "No capabilities registered\n");
+ return -1;
+ }
+
+ /* iterate until ESP tunnel*/
+ while (sec_cap->action !=
+ RTE_SECURITY_ACTION_TYPE_NONE) {
+
+ if (sec_cap->action == sa->type &&
+ sec_cap->protocol ==
+ RTE_SECURITY_PROTOCOL_IPSEC &&
+ sec_cap->ipsec.mode ==
+ RTE_SECURITY_IPSEC_SA_MODE_TUNNEL &&
+ sec_cap->ipsec.direction == sa->direction)
+ break;
+ sec_cap++;
+ }
+
+ if (sec_cap->action == RTE_SECURITY_ACTION_TYPE_NONE) {
+ RTE_LOG(ERR, IPSEC,
+ "No suitable security capability found\n");
+ return -1;
+ }
+
+ sa->ol_flags = sec_cap->ol_flags;
+ sa->security_ctx = ctx;
+ }
+ } else {
+ sa->crypto_session = rte_cryptodev_sym_session_create(
+ ipsec_ctx->session_pool);
+ rte_cryptodev_sym_session_init(ipsec_ctx->tbl[cdev_id_qp].id,
+ sa->crypto_session, sa->xforms,
+ ipsec_ctx->session_pool);
+
+ rte_cryptodev_info_get(ipsec_ctx->tbl[cdev_id_qp].id,
+ &cdev_info);
+ }
+ sa->cdev_id_qp = cdev_id_qp;
+
+ return 0;
+}
+
+static inline void
+enqueue_cop(struct cdev_qp *cqp, struct rte_crypto_op *cop)
+{
+ int32_t ret = 0, i;
+
+ cqp->buf[cqp->len++] = cop;
+
+ if (cqp->len == MAX_PKT_BURST) {
+ int enq_size = cqp->len;
+ if ((cqp->in_flight + enq_size) > MAX_INFLIGHT)
+ enq_size -=
+ (int)((cqp->in_flight + enq_size) - MAX_INFLIGHT);
+
+ if (enq_size > 0)
+ ret = rte_cryptodev_enqueue_burst(cqp->id, cqp->qp,
+ cqp->buf, enq_size);
+ if (ret < cqp->len) {
+ RTE_LOG_DP(DEBUG, IPSEC, "Cryptodev %u queue %u:"
+ " enqueued %u crypto ops out of %u\n",
+ cqp->id, cqp->qp,
+ ret, cqp->len);
+ for (i = ret; i < cqp->len; i++)
+ rte_pktmbuf_free(cqp->buf[i]->sym->m_src);
+ }
+ cqp->in_flight += ret;
+ cqp->len = 0;
+ }
+}
+
+static inline void
+ipsec_enqueue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx,
+ struct rte_mbuf *pkts[], struct ipsec_sa *sas[],
+ uint16_t nb_pkts)
+{
+ int32_t ret = 0, i;
+ struct ipsec_mbuf_metadata *priv;
+ struct rte_crypto_sym_op *sym_cop;
+ struct ipsec_sa *sa;
+
+ for (i = 0; i < nb_pkts; i++) {
+ if (unlikely(sas[i] == NULL)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ rte_prefetch0(sas[i]);
+ rte_prefetch0(pkts[i]);
+
+ priv = get_priv(pkts[i]);
+ sa = sas[i];
+ priv->sa = sa;
+
+ switch (sa->type) {
+ case RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL:
+ priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ rte_prefetch0(&priv->sym_cop);
+
+ if ((unlikely(sa->sec_session == NULL)) &&
+ create_session(ipsec_ctx, sa)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ sym_cop = get_sym_cop(&priv->cop);
+ sym_cop->m_src = pkts[i];
+
+ rte_security_attach_session(&priv->cop,
+ sa->sec_session);
+ break;
+ case RTE_SECURITY_ACTION_TYPE_NONE:
+
+ priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ rte_prefetch0(&priv->sym_cop);
+
+ if ((unlikely(sa->crypto_session == NULL)) &&
+ create_session(ipsec_ctx, sa)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ rte_crypto_op_attach_sym_session(&priv->cop,
+ sa->crypto_session);
+
+ ret = xform_func(pkts[i], sa, &priv->cop);
+ if (unlikely(ret)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+ break;
+ case RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL:
+ if ((unlikely(sa->sec_session == NULL)) &&
+ create_session(ipsec_ctx, sa)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i];
+ if (sa->ol_flags & RTE_SECURITY_TX_OLOAD_NEED_MDATA)
+ rte_security_set_pkt_metadata(
+ sa->security_ctx,
+ sa->sec_session, pkts[i], NULL);
+ continue;
+ case RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO:
+ priv->cop.type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ priv->cop.status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+
+ rte_prefetch0(&priv->sym_cop);
+
+ if ((unlikely(sa->sec_session == NULL)) &&
+ create_session(ipsec_ctx, sa)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ rte_security_attach_session(&priv->cop,
+ sa->sec_session);
+
+ ret = xform_func(pkts[i], sa, &priv->cop);
+ if (unlikely(ret)) {
+ rte_pktmbuf_free(pkts[i]);
+ continue;
+ }
+
+ ipsec_ctx->ol_pkts[ipsec_ctx->ol_pkts_cnt++] = pkts[i];
+ if (sa->ol_flags & RTE_SECURITY_TX_OLOAD_NEED_MDATA)
+ rte_security_set_pkt_metadata(
+ sa->security_ctx,
+ sa->sec_session, pkts[i], NULL);
+ continue;
+ }
+
+ RTE_ASSERT(sa->cdev_id_qp < ipsec_ctx->nb_qps);
+ enqueue_cop(&ipsec_ctx->tbl[sa->cdev_id_qp], &priv->cop);
+ }
+}
+
+static inline int
+ipsec_dequeue(ipsec_xform_fn xform_func, struct ipsec_ctx *ipsec_ctx,
+ struct rte_mbuf *pkts[], uint16_t max_pkts)
+{
+ int32_t nb_pkts = 0, ret = 0, i, j, nb_cops;
+ struct ipsec_mbuf_metadata *priv;
+ struct rte_crypto_op *cops[max_pkts];
+ struct ipsec_sa *sa;
+ struct rte_mbuf *pkt;
+
+ for (i = 0; i < ipsec_ctx->nb_qps && nb_pkts < max_pkts; i++) {
+ struct cdev_qp *cqp;
+
+ cqp = &ipsec_ctx->tbl[ipsec_ctx->last_qp++];
+ if (ipsec_ctx->last_qp == ipsec_ctx->nb_qps)
+ ipsec_ctx->last_qp %= ipsec_ctx->nb_qps;
+
+ while (ipsec_ctx->ol_pkts_cnt > 0 && nb_pkts < max_pkts) {
+ pkt = ipsec_ctx->ol_pkts[--ipsec_ctx->ol_pkts_cnt];
+ rte_prefetch0(pkt);
+ priv = get_priv(pkt);
+ sa = priv->sa;
+ ret = xform_func(pkt, sa, &priv->cop);
+ if (unlikely(ret)) {
+ rte_pktmbuf_free(pkt);
+ continue;
+ }
+ pkts[nb_pkts++] = pkt;
+ }
+
+ if (cqp->in_flight == 0)
+ continue;
+
+ nb_cops = rte_cryptodev_dequeue_burst(cqp->id, cqp->qp,
+ cops, max_pkts - nb_pkts);
+
+ cqp->in_flight -= nb_cops;
+
+ for (j = 0; j < nb_cops; j++) {
+ pkt = cops[j]->sym->m_src;
+ rte_prefetch0(pkt);
+
+ priv = get_priv(pkt);
+ sa = priv->sa;
+
+ RTE_ASSERT(sa != NULL);
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_NONE) {
+ ret = xform_func(pkt, sa, cops[j]);
+ if (unlikely(ret)) {
+ rte_pktmbuf_free(pkt);
+ continue;
+ }
+ }
+ pkts[nb_pkts++] = pkt;
+ }
+ }
+
+ /* return packets */
+ return nb_pkts;
+}
+
+uint16_t
+ipsec_inbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
+ uint16_t nb_pkts, uint16_t len)
+{
+ struct ipsec_sa *sas[nb_pkts];
+
+ inbound_sa_lookup(ctx->sa_ctx, pkts, sas, nb_pkts);
+
+ ipsec_enqueue(esp_inbound, ctx, pkts, sas, nb_pkts);
+
+ return ipsec_dequeue(esp_inbound_post, ctx, pkts, len);
+}
+
+uint16_t
+ipsec_outbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
+ uint32_t sa_idx[], uint16_t nb_pkts, uint16_t len)
+{
+ struct ipsec_sa *sas[nb_pkts];
+
+ outbound_sa_lookup(ctx->sa_ctx, sa_idx, sas, nb_pkts);
+
+ ipsec_enqueue(esp_outbound, ctx, pkts, sas, nb_pkts);
+
+ return ipsec_dequeue(esp_outbound_post, ctx, pkts, len);
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/ipsec.h b/src/spdk/dpdk/examples/ipsec-secgw/ipsec.h
new file mode 100644
index 00000000..c998c807
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/ipsec.h
@@ -0,0 +1,242 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+
+#ifndef __IPSEC_H__
+#define __IPSEC_H__
+
+#include <stdint.h>
+
+#include <rte_byteorder.h>
+#include <rte_crypto.h>
+#include <rte_security.h>
+#include <rte_flow.h>
+
+#define RTE_LOGTYPE_IPSEC RTE_LOGTYPE_USER1
+#define RTE_LOGTYPE_IPSEC_ESP RTE_LOGTYPE_USER2
+#define RTE_LOGTYPE_IPSEC_IPIP RTE_LOGTYPE_USER3
+
+#define MAX_PKT_BURST 32
+#define MAX_INFLIGHT 128
+#define MAX_QP_PER_LCORE 256
+
+#define MAX_DIGEST_SIZE 32 /* Bytes -- 256 bits */
+
+#define IPSEC_OFFLOAD_ESN_SOFTLIMIT 0xffffff00
+
+#define IV_OFFSET (sizeof(struct rte_crypto_op) + \
+ sizeof(struct rte_crypto_sym_op))
+
+#define uint32_t_to_char(ip, a, b, c, d) do {\
+ *a = (uint8_t)(ip >> 24 & 0xff);\
+ *b = (uint8_t)(ip >> 16 & 0xff);\
+ *c = (uint8_t)(ip >> 8 & 0xff);\
+ *d = (uint8_t)(ip & 0xff);\
+ } while (0)
+
+#define DEFAULT_MAX_CATEGORIES 1
+
+#define IPSEC_SA_MAX_ENTRIES (128) /* must be power of 2, max 2 power 30 */
+#define SPI2IDX(spi) (spi & (IPSEC_SA_MAX_ENTRIES - 1))
+#define INVALID_SPI (0)
+
+#define DISCARD (0x80000000)
+#define BYPASS (0x40000000)
+#define PROTECT_MASK (0x3fffffff)
+#define PROTECT(sa_idx) (SPI2IDX(sa_idx) & PROTECT_MASK) /* SA idx 30 bits */
+
+#define IPSEC_XFORM_MAX 2
+
+#define IP6_VERSION (6)
+
+struct rte_crypto_xform;
+struct ipsec_xform;
+struct rte_mbuf;
+
+struct ipsec_sa;
+
+typedef int32_t (*ipsec_xform_fn)(struct rte_mbuf *m, struct ipsec_sa *sa,
+ struct rte_crypto_op *cop);
+
+struct ip_addr {
+ union {
+ uint32_t ip4;
+ union {
+ uint64_t ip6[2];
+ uint8_t ip6_b[16];
+ } ip6;
+ } ip;
+};
+
+#define MAX_KEY_SIZE 32
+
+struct ipsec_sa {
+ uint32_t spi;
+ uint32_t cdev_id_qp;
+ uint64_t seq;
+ uint32_t salt;
+ union {
+ struct rte_cryptodev_sym_session *crypto_session;
+ struct rte_security_session *sec_session;
+ };
+ enum rte_crypto_cipher_algorithm cipher_algo;
+ enum rte_crypto_auth_algorithm auth_algo;
+ enum rte_crypto_aead_algorithm aead_algo;
+ uint16_t digest_len;
+ uint16_t iv_len;
+ uint16_t block_size;
+ uint16_t flags;
+#define IP4_TUNNEL (1 << 0)
+#define IP6_TUNNEL (1 << 1)
+#define TRANSPORT (1 << 2)
+ struct ip_addr src;
+ struct ip_addr dst;
+ uint8_t cipher_key[MAX_KEY_SIZE];
+ uint16_t cipher_key_len;
+ uint8_t auth_key[MAX_KEY_SIZE];
+ uint16_t auth_key_len;
+ uint16_t aad_len;
+ union {
+ struct rte_crypto_sym_xform *xforms;
+ struct rte_security_ipsec_xform *sec_xform;
+ };
+ enum rte_security_session_action_type type;
+ enum rte_security_ipsec_sa_direction direction;
+ uint16_t portid;
+ struct rte_security_ctx *security_ctx;
+ uint32_t ol_flags;
+
+#define MAX_RTE_FLOW_PATTERN (4)
+#define MAX_RTE_FLOW_ACTIONS (3)
+ struct rte_flow_item pattern[MAX_RTE_FLOW_PATTERN];
+ struct rte_flow_action action[MAX_RTE_FLOW_ACTIONS];
+ struct rte_flow_attr attr;
+ union {
+ struct rte_flow_item_ipv4 ipv4_spec;
+ struct rte_flow_item_ipv6 ipv6_spec;
+ };
+ struct rte_flow_item_esp esp_spec;
+ struct rte_flow *flow;
+ struct rte_security_session_conf sess_conf;
+} __rte_cache_aligned;
+
+struct ipsec_mbuf_metadata {
+ struct ipsec_sa *sa;
+ struct rte_crypto_op cop;
+ struct rte_crypto_sym_op sym_cop;
+ uint8_t buf[32];
+} __rte_cache_aligned;
+
+struct cdev_qp {
+ uint16_t id;
+ uint16_t qp;
+ uint16_t in_flight;
+ uint16_t len;
+ struct rte_crypto_op *buf[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
+};
+
+struct ipsec_ctx {
+ struct rte_hash *cdev_map;
+ struct sp_ctx *sp4_ctx;
+ struct sp_ctx *sp6_ctx;
+ struct sa_ctx *sa_ctx;
+ uint16_t nb_qps;
+ uint16_t last_qp;
+ struct cdev_qp tbl[MAX_QP_PER_LCORE];
+ struct rte_mempool *session_pool;
+ struct rte_mbuf *ol_pkts[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
+ uint16_t ol_pkts_cnt;
+};
+
+struct cdev_key {
+ uint16_t lcore_id;
+ uint8_t cipher_algo;
+ uint8_t auth_algo;
+ uint8_t aead_algo;
+};
+
+struct socket_ctx {
+ struct sa_ctx *sa_in;
+ struct sa_ctx *sa_out;
+ struct sp_ctx *sp_ip4_in;
+ struct sp_ctx *sp_ip4_out;
+ struct sp_ctx *sp_ip6_in;
+ struct sp_ctx *sp_ip6_out;
+ struct rt_ctx *rt_ip4;
+ struct rt_ctx *rt_ip6;
+ struct rte_mempool *mbuf_pool;
+ struct rte_mempool *session_pool;
+};
+
+struct cnt_blk {
+ uint32_t salt;
+ uint64_t iv;
+ uint32_t cnt;
+} __attribute__((packed));
+
+uint16_t
+ipsec_inbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
+ uint16_t nb_pkts, uint16_t len);
+
+uint16_t
+ipsec_outbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
+ uint32_t sa_idx[], uint16_t nb_pkts, uint16_t len);
+
+static inline uint16_t
+ipsec_metadata_size(void)
+{
+ return sizeof(struct ipsec_mbuf_metadata);
+}
+
+static inline struct ipsec_mbuf_metadata *
+get_priv(struct rte_mbuf *m)
+{
+ return rte_mbuf_to_priv(m);
+}
+
+static inline void *
+get_cnt_blk(struct rte_mbuf *m)
+{
+ struct ipsec_mbuf_metadata *priv = get_priv(m);
+
+ return &priv->buf[0];
+}
+
+static inline void *
+get_aad(struct rte_mbuf *m)
+{
+ struct ipsec_mbuf_metadata *priv = get_priv(m);
+
+ return &priv->buf[16];
+}
+
+static inline void *
+get_sym_cop(struct rte_crypto_op *cop)
+{
+ return (cop + 1);
+}
+
+int
+inbound_sa_check(struct sa_ctx *sa_ctx, struct rte_mbuf *m, uint32_t sa_idx);
+
+void
+inbound_sa_lookup(struct sa_ctx *sa_ctx, struct rte_mbuf *pkts[],
+ struct ipsec_sa *sa[], uint16_t nb_pkts);
+
+void
+outbound_sa_lookup(struct sa_ctx *sa_ctx, uint32_t sa_idx[],
+ struct ipsec_sa *sa[], uint16_t nb_pkts);
+
+void
+sp4_init(struct socket_ctx *ctx, int32_t socket_id);
+
+void
+sp6_init(struct socket_ctx *ctx, int32_t socket_id);
+
+void
+sa_init(struct socket_ctx *ctx, int32_t socket_id);
+
+void
+rt_init(struct socket_ctx *ctx, int32_t socket_id);
+
+#endif /* __IPSEC_H__ */
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/meson.build b/src/spdk/dpdk/examples/ipsec-secgw/meson.build
new file mode 100644
index 00000000..77d8b298
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/meson.build
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2017 Intel Corporation
+
+# meson file, for building this example as part of a main DPDK build.
+#
+# To build this example as a standalone application with an already-installed
+# DPDK instance, use 'make'
+
+deps += ['security', 'lpm', 'acl', 'hash']
+allow_experimental_apis = true
+sources = files(
+ 'esp.c', 'ipsec.c', 'ipsec-secgw.c', 'parser.c',
+ 'rt.c', 'sa.c', 'sp4.c', 'sp6.c'
+)
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/parser.c b/src/spdk/dpdk/examples/ipsec-secgw/parser.c
new file mode 100644
index 00000000..91282ca9
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/parser.c
@@ -0,0 +1,563 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+#include <rte_common.h>
+#include <rte_crypto.h>
+#include <rte_string_fns.h>
+
+#include <cmdline_parse_string.h>
+#include <cmdline_parse_num.h>
+#include <cmdline_parse_ipaddr.h>
+#include <cmdline_socket.h>
+#include <cmdline.h>
+
+#include "ipsec.h"
+#include "parser.h"
+
+#define PARSE_DELIMITER " \f\n\r\t\v"
+static int
+parse_tokenize_string(char *string, char *tokens[], uint32_t *n_tokens)
+{
+ uint32_t i;
+
+ if ((string == NULL) ||
+ (tokens == NULL) ||
+ (*n_tokens < 1))
+ return -EINVAL;
+
+ for (i = 0; i < *n_tokens; i++) {
+ tokens[i] = strtok_r(string, PARSE_DELIMITER, &string);
+ if (tokens[i] == NULL)
+ break;
+ }
+
+ if ((i == *n_tokens) &&
+ (NULL != strtok_r(string, PARSE_DELIMITER, &string)))
+ return -E2BIG;
+
+ *n_tokens = i;
+ return 0;
+}
+
+#define INADDRSZ 4
+#define IN6ADDRSZ 16
+
+/* int
+ * inet_pton4(src, dst)
+ * like inet_aton() but without all the hexadecimal and shorthand.
+ * return:
+ * 1 if `src' is a valid dotted quad, else 0.
+ * notice:
+ * does not touch `dst' unless it's returning 1.
+ * author:
+ * Paul Vixie, 1996.
+ */
+static int
+inet_pton4(const char *src, unsigned char *dst)
+{
+ static const char digits[] = "0123456789";
+ int saw_digit, octets, ch;
+ unsigned char tmp[INADDRSZ], *tp;
+
+ saw_digit = 0;
+ octets = 0;
+ *(tp = tmp) = 0;
+ while ((ch = *src++) != '\0') {
+ const char *pch;
+
+ pch = strchr(digits, ch);
+ if (pch != NULL) {
+ unsigned int new = *tp * 10 + (pch - digits);
+
+ if (new > 255)
+ return 0;
+ if (!saw_digit) {
+ if (++octets > 4)
+ return 0;
+ saw_digit = 1;
+ }
+ *tp = (unsigned char)new;
+ } else if (ch == '.' && saw_digit) {
+ if (octets == 4)
+ return 0;
+ *++tp = 0;
+ saw_digit = 0;
+ } else
+ return 0;
+ }
+ if (octets < 4)
+ return 0;
+
+ memcpy(dst, tmp, INADDRSZ);
+ return 1;
+}
+
+/* int
+ * inet_pton6(src, dst)
+ * convert presentation level address to network order binary form.
+ * return:
+ * 1 if `src' is a valid [RFC1884 2.2] address, else 0.
+ * notice:
+ * (1) does not touch `dst' unless it's returning 1.
+ * (2) :: in a full address is silently ignored.
+ * credit:
+ * inspired by Mark Andrews.
+ * author:
+ * Paul Vixie, 1996.
+ */
+static int
+inet_pton6(const char *src, unsigned char *dst)
+{
+ static const char xdigits_l[] = "0123456789abcdef",
+ xdigits_u[] = "0123456789ABCDEF";
+ unsigned char tmp[IN6ADDRSZ], *tp = 0, *endp = 0, *colonp = 0;
+ const char *xdigits = 0, *curtok = 0;
+ int ch = 0, saw_xdigit = 0, count_xdigit = 0;
+ unsigned int val = 0;
+ unsigned dbloct_count = 0;
+
+ memset((tp = tmp), '\0', IN6ADDRSZ);
+ endp = tp + IN6ADDRSZ;
+ colonp = NULL;
+ /* Leading :: requires some special handling. */
+ if (*src == ':')
+ if (*++src != ':')
+ return 0;
+ curtok = src;
+ saw_xdigit = count_xdigit = 0;
+ val = 0;
+
+ while ((ch = *src++) != '\0') {
+ const char *pch;
+
+ pch = strchr((xdigits = xdigits_l), ch);
+ if (pch == NULL)
+ pch = strchr((xdigits = xdigits_u), ch);
+ if (pch != NULL) {
+ if (count_xdigit >= 4)
+ return 0;
+ val <<= 4;
+ val |= (pch - xdigits);
+ if (val > 0xffff)
+ return 0;
+ saw_xdigit = 1;
+ count_xdigit++;
+ continue;
+ }
+ if (ch == ':') {
+ curtok = src;
+ if (!saw_xdigit) {
+ if (colonp)
+ return 0;
+ colonp = tp;
+ continue;
+ } else if (*src == '\0') {
+ return 0;
+ }
+ if (tp + sizeof(int16_t) > endp)
+ return 0;
+ *tp++ = (unsigned char) ((val >> 8) & 0xff);
+ *tp++ = (unsigned char) (val & 0xff);
+ saw_xdigit = 0;
+ count_xdigit = 0;
+ val = 0;
+ dbloct_count++;
+ continue;
+ }
+ if (ch == '.' && ((tp + INADDRSZ) <= endp) &&
+ inet_pton4(curtok, tp) > 0) {
+ tp += INADDRSZ;
+ saw_xdigit = 0;
+ dbloct_count += 2;
+ break; /* '\0' was seen by inet_pton4(). */
+ }
+ return 0;
+ }
+ if (saw_xdigit) {
+ if (tp + sizeof(int16_t) > endp)
+ return 0;
+ *tp++ = (unsigned char) ((val >> 8) & 0xff);
+ *tp++ = (unsigned char) (val & 0xff);
+ dbloct_count++;
+ }
+ if (colonp != NULL) {
+ /* if we already have 8 double octets, having a colon
+ * means error */
+ if (dbloct_count == 8)
+ return 0;
+
+ /*
+ * Since some memmove()'s erroneously fail to handle
+ * overlapping regions, we'll do the shift by hand.
+ */
+ const int n = tp - colonp;
+ int i;
+
+ for (i = 1; i <= n; i++) {
+ endp[-i] = colonp[n - i];
+ colonp[n - i] = 0;
+ }
+ tp = endp;
+ }
+ if (tp != endp)
+ return 0;
+ memcpy(dst, tmp, IN6ADDRSZ);
+ return 1;
+}
+
+int
+parse_ipv4_addr(const char *token, struct in_addr *ipv4, uint32_t *mask)
+{
+ char ip_str[INET_ADDRSTRLEN] = {0};
+ char *pch;
+
+ pch = strchr(token, '/');
+ if (pch != NULL) {
+ strlcpy(ip_str, token,
+ RTE_MIN((unsigned int long)(pch - token + 1),
+ sizeof(ip_str)));
+ pch += 1;
+ if (is_str_num(pch) != 0)
+ return -EINVAL;
+ if (mask)
+ *mask = atoi(pch);
+ } else {
+ strlcpy(ip_str, token, sizeof(ip_str));
+ if (mask)
+ *mask = 0;
+ }
+ if (strlen(ip_str) >= INET_ADDRSTRLEN)
+ return -EINVAL;
+
+ if (inet_pton4(ip_str, (unsigned char *)ipv4) != 1)
+ return -EINVAL;
+
+ return 0;
+}
+
+int
+parse_ipv6_addr(const char *token, struct in6_addr *ipv6, uint32_t *mask)
+{
+ char ip_str[256] = {0};
+ char *pch;
+
+ pch = strchr(token, '/');
+ if (pch != NULL) {
+ strlcpy(ip_str, token,
+ RTE_MIN((unsigned int long)(pch - token + 1),
+ sizeof(ip_str)));
+ pch += 1;
+ if (is_str_num(pch) != 0)
+ return -EINVAL;
+ if (mask)
+ *mask = atoi(pch);
+ } else {
+ strlcpy(ip_str, token, sizeof(ip_str));
+ if (mask)
+ *mask = 0;
+ }
+
+ if (strlen(ip_str) >= INET6_ADDRSTRLEN)
+ return -EINVAL;
+
+ if (inet_pton6(ip_str, (unsigned char *)ipv6) != 1)
+ return -EINVAL;
+
+ return 0;
+}
+
+int
+parse_range(const char *token, uint16_t *low, uint16_t *high)
+{
+ char ch;
+ char num_str[20];
+ uint32_t pos;
+ int range_low = -1;
+ int range_high = -1;
+
+ if (!low || !high)
+ return -1;
+
+ memset(num_str, 0, 20);
+ pos = 0;
+
+ while ((ch = *token++) != '\0') {
+ if (isdigit(ch)) {
+ if (pos >= 19)
+ return -1;
+ num_str[pos++] = ch;
+ } else if (ch == ':') {
+ if (range_low != -1)
+ return -1;
+ range_low = atoi(num_str);
+ memset(num_str, 0, 20);
+ pos = 0;
+ }
+ }
+
+ if (strlen(num_str) == 0)
+ return -1;
+
+ range_high = atoi(num_str);
+
+ *low = (uint16_t)range_low;
+ *high = (uint16_t)range_high;
+
+ return 0;
+}
+
+/** sp add parse */
+struct cfg_sp_add_cfg_item {
+ cmdline_fixed_string_t sp_keyword;
+ cmdline_multi_string_t multi_string;
+};
+
+static void
+cfg_sp_add_cfg_item_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl, void *data)
+{
+ struct cfg_sp_add_cfg_item *params = parsed_result;
+ char *tokens[32];
+ uint32_t n_tokens = RTE_DIM(tokens);
+ struct parse_status *status = (struct parse_status *)data;
+
+ APP_CHECK((parse_tokenize_string(params->multi_string, tokens,
+ &n_tokens) == 0), status, "too many arguments");
+
+ if (status->status < 0)
+ return;
+
+ if (strcmp(tokens[0], "ipv4") == 0) {
+ parse_sp4_tokens(tokens, n_tokens, status);
+ if (status->status < 0)
+ return;
+ } else if (strcmp(tokens[0], "ipv6") == 0) {
+ parse_sp6_tokens(tokens, n_tokens, status);
+ if (status->status < 0)
+ return;
+ } else {
+ APP_CHECK(0, status, "unrecognizable input %s\n",
+ tokens[0]);
+ return;
+ }
+}
+
+static cmdline_parse_token_string_t cfg_sp_add_sp_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_sp_add_cfg_item,
+ sp_keyword, "sp");
+
+static cmdline_parse_token_string_t cfg_sp_add_multi_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_sp_add_cfg_item, multi_string,
+ TOKEN_STRING_MULTI);
+
+cmdline_parse_inst_t cfg_sp_add_rule = {
+ .f = cfg_sp_add_cfg_item_parsed,
+ .data = NULL,
+ .help_str = "",
+ .tokens = {
+ (void *) &cfg_sp_add_sp_str,
+ (void *) &cfg_sp_add_multi_str,
+ NULL,
+ },
+};
+
+/* sa add parse */
+struct cfg_sa_add_cfg_item {
+ cmdline_fixed_string_t sa_keyword;
+ cmdline_multi_string_t multi_string;
+};
+
+static void
+cfg_sa_add_cfg_item_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl, void *data)
+{
+ struct cfg_sa_add_cfg_item *params = parsed_result;
+ char *tokens[32];
+ uint32_t n_tokens = RTE_DIM(tokens);
+ struct parse_status *status = (struct parse_status *)data;
+
+ APP_CHECK(parse_tokenize_string(params->multi_string, tokens,
+ &n_tokens) == 0, status, "too many arguments\n");
+
+ parse_sa_tokens(tokens, n_tokens, status);
+}
+
+static cmdline_parse_token_string_t cfg_sa_add_sa_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_sa_add_cfg_item,
+ sa_keyword, "sa");
+
+static cmdline_parse_token_string_t cfg_sa_add_multi_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_sa_add_cfg_item, multi_string,
+ TOKEN_STRING_MULTI);
+
+cmdline_parse_inst_t cfg_sa_add_rule = {
+ .f = cfg_sa_add_cfg_item_parsed,
+ .data = NULL,
+ .help_str = "",
+ .tokens = {
+ (void *) &cfg_sa_add_sa_str,
+ (void *) &cfg_sa_add_multi_str,
+ NULL,
+ },
+};
+
+/* rt add parse */
+struct cfg_rt_add_cfg_item {
+ cmdline_fixed_string_t rt_keyword;
+ cmdline_multi_string_t multi_string;
+};
+
+static void
+cfg_rt_add_cfg_item_parsed(void *parsed_result,
+ __rte_unused struct cmdline *cl, void *data)
+{
+ struct cfg_rt_add_cfg_item *params = parsed_result;
+ char *tokens[32];
+ uint32_t n_tokens = RTE_DIM(tokens);
+ struct parse_status *status = (struct parse_status *)data;
+
+ APP_CHECK(parse_tokenize_string(
+ params->multi_string, tokens, &n_tokens) == 0,
+ status, "too many arguments\n");
+ if (status->status < 0)
+ return;
+
+ parse_rt_tokens(tokens, n_tokens, status);
+}
+
+static cmdline_parse_token_string_t cfg_rt_add_rt_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_rt_add_cfg_item,
+ rt_keyword, "rt");
+
+static cmdline_parse_token_string_t cfg_rt_add_multi_str =
+ TOKEN_STRING_INITIALIZER(struct cfg_rt_add_cfg_item, multi_string,
+ TOKEN_STRING_MULTI);
+
+cmdline_parse_inst_t cfg_rt_add_rule = {
+ .f = cfg_rt_add_cfg_item_parsed,
+ .data = NULL,
+ .help_str = "",
+ .tokens = {
+ (void *) &cfg_rt_add_rt_str,
+ (void *) &cfg_rt_add_multi_str,
+ NULL,
+ },
+};
+
+/** set of cfg items */
+cmdline_parse_ctx_t ipsec_ctx[] = {
+ (cmdline_parse_inst_t *)&cfg_sp_add_rule,
+ (cmdline_parse_inst_t *)&cfg_sa_add_rule,
+ (cmdline_parse_inst_t *)&cfg_rt_add_rule,
+ NULL,
+};
+
+int
+parse_cfg_file(const char *cfg_filename)
+{
+ struct cmdline *cl = cmdline_stdin_new(ipsec_ctx, "");
+ FILE *f = fopen(cfg_filename, "r");
+ char str[1024] = {0}, *get_s = NULL;
+ uint32_t line_num = 0;
+ struct parse_status status = {0};
+
+ if (f == NULL) {
+ rte_panic("Error: invalid file descriptor %s\n", cfg_filename);
+ goto error_exit;
+ }
+
+ if (cl == NULL) {
+ rte_panic("Error: cannot create cmdline instance\n");
+ goto error_exit;
+ }
+
+ cfg_sp_add_rule.data = &status;
+ cfg_sa_add_rule.data = &status;
+ cfg_rt_add_rule.data = &status;
+
+ do {
+ char oneline[1024];
+ char *pos;
+ get_s = fgets(oneline, 1024, f);
+
+ if (!get_s)
+ break;
+
+ line_num++;
+
+ if (strlen(oneline) > 1022) {
+ rte_panic("%s:%u: error: "
+ "the line contains more characters the parser can handle\n",
+ cfg_filename, line_num);
+ goto error_exit;
+ }
+
+ /* process comment char '#' */
+ if (oneline[0] == '#')
+ continue;
+
+ pos = strchr(oneline, '#');
+ if (pos != NULL)
+ *pos = '\0';
+
+ /* process line concatenator '\' */
+ pos = strchr(oneline, 92);
+ if (pos != NULL) {
+ if (pos != oneline+strlen(oneline) - 2) {
+ rte_panic("%s:%u: error: "
+ "no character should exist after '\\'\n",
+ cfg_filename, line_num);
+ goto error_exit;
+ }
+
+ *pos = '\0';
+
+ if (strlen(oneline) + strlen(str) > 1022) {
+ rte_panic("%s:%u: error: "
+ "the concatenated line contains more characters the parser can handle\n",
+ cfg_filename, line_num);
+ goto error_exit;
+ }
+
+ strcpy(str + strlen(str), oneline);
+ continue;
+ }
+
+ /* copy the line to str and process */
+ if (strlen(oneline) + strlen(str) > 1022) {
+ rte_panic("%s:%u: error: "
+ "the line contains more characters the parser can handle\n",
+ cfg_filename, line_num);
+ goto error_exit;
+ }
+ strcpy(str + strlen(str), oneline);
+
+ str[strlen(str)] = '\n';
+ if (cmdline_parse(cl, str) < 0) {
+ rte_panic("%s:%u: error: parsing \"%s\" failed\n",
+ cfg_filename, line_num, str);
+ goto error_exit;
+ }
+
+ if (status.status < 0) {
+ rte_panic("%s:%u: error: %s", cfg_filename,
+ line_num, status.parse_msg);
+ goto error_exit;
+ }
+
+ memset(str, 0, 1024);
+ } while (1);
+
+ cmdline_stdin_exit(cl);
+ fclose(f);
+
+ return 0;
+
+error_exit:
+ if (cl)
+ cmdline_stdin_exit(cl);
+ if (f)
+ fclose(f);
+
+ return -1;
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/parser.h b/src/spdk/dpdk/examples/ipsec-secgw/parser.h
new file mode 100644
index 00000000..be02537c
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/parser.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+
+#ifndef __PARSER_H
+#define __PARSER_H
+
+struct parse_status {
+ int status;
+ char parse_msg[256];
+};
+
+#define APP_CHECK(exp, status, fmt, ...) \
+do { \
+ if (!(exp)) { \
+ sprintf(status->parse_msg, fmt "\n", \
+ ## __VA_ARGS__); \
+ status->status = -1; \
+ } else \
+ status->status = 0; \
+} while (0)
+
+#define APP_CHECK_PRESENCE(val, str, status) \
+ APP_CHECK(val == 0, status, \
+ "item \"%s\" already present", str)
+
+#define APP_CHECK_TOKEN_EQUAL(tokens, index, ref, status) \
+ APP_CHECK(strcmp(tokens[index], ref) == 0, status, \
+ "unrecognized input \"%s\": expect \"%s\"\n", \
+ tokens[index], ref)
+
+static inline int
+is_str_num(const char *str)
+{
+ uint32_t i;
+
+ for (i = 0; i < strlen(str); i++)
+ if (!isdigit(str[i]))
+ return -1;
+
+ return 0;
+}
+
+#define APP_CHECK_TOKEN_IS_NUM(tokens, index, status) \
+ APP_CHECK(is_str_num(tokens[index]) == 0, status, \
+ "input \"%s\" is not valid number string", tokens[index])
+
+
+#define INCREMENT_TOKEN_INDEX(index, max_num, status) \
+do { \
+ APP_CHECK(index + 1 < max_num, status, "reaching the end of " \
+ "the token array"); \
+ index++; \
+} while (0)
+
+int
+parse_ipv4_addr(const char *token, struct in_addr *ipv4, uint32_t *mask);
+
+int
+parse_ipv6_addr(const char *token, struct in6_addr *ipv6, uint32_t *mask);
+
+int
+parse_range(const char *token, uint16_t *low, uint16_t *high);
+
+void
+parse_sp4_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status);
+
+void
+parse_sp6_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status);
+
+void
+parse_sa_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status);
+
+void
+parse_rt_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status);
+
+int
+parse_cfg_file(const char *cfg_filename);
+
+#endif
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/rt.c b/src/spdk/dpdk/examples/ipsec-secgw/rt.c
new file mode 100644
index 00000000..ec3a375f
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/rt.c
@@ -0,0 +1,206 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+/*
+ * Routing Table (RT)
+ */
+#include <sys/types.h>
+#include <rte_lpm.h>
+#include <rte_lpm6.h>
+#include <rte_errno.h>
+#include <rte_ip.h>
+
+#include "ipsec.h"
+#include "parser.h"
+
+#define RT_IPV4_MAX_RULES 1024
+#define RT_IPV6_MAX_RULES 1024
+
+struct ip4_route {
+ uint32_t ip;
+ uint8_t depth;
+ uint8_t if_out;
+};
+
+struct ip6_route {
+ uint8_t ip[16];
+ uint8_t depth;
+ uint8_t if_out;
+};
+
+struct ip4_route rt_ip4[RT_IPV4_MAX_RULES];
+uint32_t nb_rt_ip4;
+
+struct ip6_route rt_ip6[RT_IPV4_MAX_RULES];
+uint32_t nb_rt_ip6;
+
+void
+parse_rt_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status)
+{
+ uint32_t ti;
+ uint32_t *n_rts = NULL;
+ struct ip4_route *route_ipv4 = NULL;
+ struct ip6_route *route_ipv6 = NULL;
+
+ if (strcmp(tokens[0], "ipv4") == 0) {
+ n_rts = &nb_rt_ip4;
+ route_ipv4 = &rt_ip4[*n_rts];
+
+ APP_CHECK(*n_rts <= RT_IPV4_MAX_RULES - 1, status,
+ "too many rt rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ } else if (strcmp(tokens[0], "ipv6") == 0) {
+ n_rts = &nb_rt_ip6;
+ route_ipv6 = &rt_ip6[*n_rts];
+
+ APP_CHECK(*n_rts <= RT_IPV6_MAX_RULES - 1, status,
+ "too many rt rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+ } else {
+ APP_CHECK(0, status, "unrecognized input \"%s\"",
+ tokens[0]);
+ return;
+ }
+
+ for (ti = 1; ti < n_tokens; ti++) {
+ if (strcmp(tokens[ti], "dst") == 0) {
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (route_ipv4 != NULL) {
+ struct in_addr ip;
+ uint32_t depth = 0;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti],
+ &ip, &depth) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ route_ipv4->ip = rte_bswap32(
+ (uint32_t)ip.s_addr);
+ route_ipv4->depth = (uint8_t)depth;
+ } else {
+ struct in6_addr ip;
+ uint32_t depth;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti],
+ &ip, &depth) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv6 address",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ memcpy(route_ipv6->ip, ip.s6_addr, 16);
+ route_ipv6->depth = (uint8_t)depth;
+ }
+ }
+
+ if (strcmp(tokens[ti], "port") == 0) {
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK_TOKEN_IS_NUM(tokens, ti, status);
+ if (status->status < 0)
+ return;
+ if (route_ipv4 != NULL)
+ route_ipv4->if_out = atoi(tokens[ti]);
+ else
+ route_ipv6->if_out = atoi(tokens[ti]);
+ }
+ }
+
+ *n_rts = *n_rts + 1;
+}
+
+void
+rt_init(struct socket_ctx *ctx, int32_t socket_id)
+{
+ char name[PATH_MAX];
+ uint32_t i;
+ int32_t ret;
+ struct rte_lpm *lpm;
+ struct rte_lpm6 *lpm6;
+ char a, b, c, d;
+ struct rte_lpm_config conf = { 0 };
+ struct rte_lpm6_config conf6 = { 0 };
+
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "NULL context.\n");
+
+ if (ctx->rt_ip4 != NULL)
+ rte_exit(EXIT_FAILURE, "IPv4 Routing Table for socket %u "
+ "already initialized\n", socket_id);
+
+ if (ctx->rt_ip6 != NULL)
+ rte_exit(EXIT_FAILURE, "IPv6 Routing Table for socket %u "
+ "already initialized\n", socket_id);
+
+ if (nb_rt_ip4 == 0 && nb_rt_ip6 == 0)
+ RTE_LOG(WARNING, IPSEC, "No Routing rule specified\n");
+
+ printf("Creating IPv4 Routing Table (RT) context with %u max routes\n",
+ RT_IPV4_MAX_RULES);
+
+ /* create the LPM table */
+ snprintf(name, sizeof(name), "%s_%u", "rt_ip4", socket_id);
+ conf.max_rules = RT_IPV4_MAX_RULES;
+ conf.number_tbl8s = RTE_LPM_TBL8_NUM_ENTRIES;
+ lpm = rte_lpm_create(name, socket_id, &conf);
+ if (lpm == NULL)
+ rte_exit(EXIT_FAILURE, "Unable to create %s LPM table "
+ "on socket %d\n", name, socket_id);
+
+ /* populate the LPM table */
+ for (i = 0; i < nb_rt_ip4; i++) {
+ ret = rte_lpm_add(lpm, rt_ip4[i].ip, rt_ip4[i].depth,
+ rt_ip4[i].if_out);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Fail to add entry num %u to %s "
+ "LPM table on socket %d\n", i, name, socket_id);
+
+ uint32_t_to_char(rt_ip4[i].ip, &a, &b, &c, &d);
+ printf("LPM: Adding route %hhu.%hhu.%hhu.%hhu/%hhu (%hhu)\n",
+ a, b, c, d, rt_ip4[i].depth,
+ rt_ip4[i].if_out);
+ }
+
+ snprintf(name, sizeof(name), "%s_%u", "rt_ip6", socket_id);
+ conf6.max_rules = RT_IPV6_MAX_RULES;
+ conf6.number_tbl8s = RTE_LPM_TBL8_NUM_ENTRIES;
+ lpm6 = rte_lpm6_create(name, socket_id, &conf6);
+ if (lpm6 == NULL)
+ rte_exit(EXIT_FAILURE, "Unable to create %s LPM table "
+ "on socket %d\n", name, socket_id);
+
+ /* populate the LPM table */
+ for (i = 0; i < nb_rt_ip6; i++) {
+ ret = rte_lpm6_add(lpm6, rt_ip6[i].ip, rt_ip6[i].depth,
+ rt_ip6[i].if_out);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Fail to add entry num %u to %s "
+ "LPM table on socket %d\n", i, name, socket_id);
+
+ printf("LPM6: Adding route "
+ " %hx:%hx:%hx:%hx:%hx:%hx:%hx:%hx/%hhx (%hhx)\n",
+ (uint16_t)((rt_ip6[i].ip[0] << 8) | rt_ip6[i].ip[1]),
+ (uint16_t)((rt_ip6[i].ip[2] << 8) | rt_ip6[i].ip[3]),
+ (uint16_t)((rt_ip6[i].ip[4] << 8) | rt_ip6[i].ip[5]),
+ (uint16_t)((rt_ip6[i].ip[6] << 8) | rt_ip6[i].ip[7]),
+ (uint16_t)((rt_ip6[i].ip[8] << 8) | rt_ip6[i].ip[9]),
+ (uint16_t)((rt_ip6[i].ip[10] << 8) | rt_ip6[i].ip[11]),
+ (uint16_t)((rt_ip6[i].ip[12] << 8) | rt_ip6[i].ip[13]),
+ (uint16_t)((rt_ip6[i].ip[14] << 8) | rt_ip6[i].ip[15]),
+ rt_ip6[i].depth, rt_ip6[i].if_out);
+ }
+
+ ctx->rt_ip4 = (struct rt_ctx *)lpm;
+ ctx->rt_ip6 = (struct rt_ctx *)lpm6;
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/sa.c b/src/spdk/dpdk/examples/ipsec-secgw/sa.c
new file mode 100644
index 00000000..4ab8e098
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/sa.c
@@ -0,0 +1,1010 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016-2017 Intel Corporation
+ */
+
+/*
+ * Security Associations
+ */
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+#include <netinet/ip6.h>
+
+#include <rte_memzone.h>
+#include <rte_crypto.h>
+#include <rte_security.h>
+#include <rte_cryptodev.h>
+#include <rte_byteorder.h>
+#include <rte_errno.h>
+#include <rte_ip.h>
+#include <rte_random.h>
+#include <rte_ethdev.h>
+
+#include "ipsec.h"
+#include "esp.h"
+#include "parser.h"
+
+#define IPDEFTTL 64
+
+struct supported_cipher_algo {
+ const char *keyword;
+ enum rte_crypto_cipher_algorithm algo;
+ uint16_t iv_len;
+ uint16_t block_size;
+ uint16_t key_len;
+};
+
+struct supported_auth_algo {
+ const char *keyword;
+ enum rte_crypto_auth_algorithm algo;
+ uint16_t digest_len;
+ uint16_t key_len;
+ uint8_t key_not_req;
+};
+
+struct supported_aead_algo {
+ const char *keyword;
+ enum rte_crypto_aead_algorithm algo;
+ uint16_t iv_len;
+ uint16_t block_size;
+ uint16_t digest_len;
+ uint16_t key_len;
+ uint8_t aad_len;
+};
+
+
+const struct supported_cipher_algo cipher_algos[] = {
+ {
+ .keyword = "null",
+ .algo = RTE_CRYPTO_CIPHER_NULL,
+ .iv_len = 0,
+ .block_size = 4,
+ .key_len = 0
+ },
+ {
+ .keyword = "aes-128-cbc",
+ .algo = RTE_CRYPTO_CIPHER_AES_CBC,
+ .iv_len = 16,
+ .block_size = 16,
+ .key_len = 16
+ },
+ {
+ .keyword = "aes-256-cbc",
+ .algo = RTE_CRYPTO_CIPHER_AES_CBC,
+ .iv_len = 16,
+ .block_size = 16,
+ .key_len = 32
+ },
+ {
+ .keyword = "aes-128-ctr",
+ .algo = RTE_CRYPTO_CIPHER_AES_CTR,
+ .iv_len = 8,
+ .block_size = 16, /* XXX AESNI MB limition, should be 4 */
+ .key_len = 20
+ }
+};
+
+const struct supported_auth_algo auth_algos[] = {
+ {
+ .keyword = "null",
+ .algo = RTE_CRYPTO_AUTH_NULL,
+ .digest_len = 0,
+ .key_len = 0,
+ .key_not_req = 1
+ },
+ {
+ .keyword = "sha1-hmac",
+ .algo = RTE_CRYPTO_AUTH_SHA1_HMAC,
+ .digest_len = 12,
+ .key_len = 20
+ },
+ {
+ .keyword = "sha256-hmac",
+ .algo = RTE_CRYPTO_AUTH_SHA256_HMAC,
+ .digest_len = 12,
+ .key_len = 32
+ }
+};
+
+const struct supported_aead_algo aead_algos[] = {
+ {
+ .keyword = "aes-128-gcm",
+ .algo = RTE_CRYPTO_AEAD_AES_GCM,
+ .iv_len = 8,
+ .block_size = 4,
+ .key_len = 20,
+ .digest_len = 16,
+ .aad_len = 8,
+ }
+};
+
+struct ipsec_sa sa_out[IPSEC_SA_MAX_ENTRIES];
+uint32_t nb_sa_out;
+
+struct ipsec_sa sa_in[IPSEC_SA_MAX_ENTRIES];
+uint32_t nb_sa_in;
+
+static const struct supported_cipher_algo *
+find_match_cipher_algo(const char *cipher_keyword)
+{
+ size_t i;
+
+ for (i = 0; i < RTE_DIM(cipher_algos); i++) {
+ const struct supported_cipher_algo *algo =
+ &cipher_algos[i];
+
+ if (strcmp(cipher_keyword, algo->keyword) == 0)
+ return algo;
+ }
+
+ return NULL;
+}
+
+static const struct supported_auth_algo *
+find_match_auth_algo(const char *auth_keyword)
+{
+ size_t i;
+
+ for (i = 0; i < RTE_DIM(auth_algos); i++) {
+ const struct supported_auth_algo *algo =
+ &auth_algos[i];
+
+ if (strcmp(auth_keyword, algo->keyword) == 0)
+ return algo;
+ }
+
+ return NULL;
+}
+
+static const struct supported_aead_algo *
+find_match_aead_algo(const char *aead_keyword)
+{
+ size_t i;
+
+ for (i = 0; i < RTE_DIM(aead_algos); i++) {
+ const struct supported_aead_algo *algo =
+ &aead_algos[i];
+
+ if (strcmp(aead_keyword, algo->keyword) == 0)
+ return algo;
+ }
+
+ return NULL;
+}
+
+/** parse_key_string
+ * parse x:x:x:x.... hex number key string into uint8_t *key
+ * return:
+ * > 0: number of bytes parsed
+ * 0: failed
+ */
+static uint32_t
+parse_key_string(const char *key_str, uint8_t *key)
+{
+ const char *pt_start = key_str, *pt_end = key_str;
+ uint32_t nb_bytes = 0;
+
+ while (pt_end != NULL) {
+ char sub_str[3] = {0};
+
+ pt_end = strchr(pt_start, ':');
+
+ if (pt_end == NULL) {
+ if (strlen(pt_start) > 2)
+ return 0;
+ strncpy(sub_str, pt_start, 2);
+ } else {
+ if (pt_end - pt_start > 2)
+ return 0;
+
+ strncpy(sub_str, pt_start, pt_end - pt_start);
+ pt_start = pt_end + 1;
+ }
+
+ key[nb_bytes++] = strtol(sub_str, NULL, 16);
+ }
+
+ return nb_bytes;
+}
+
+void
+parse_sa_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status)
+{
+ struct ipsec_sa *rule = NULL;
+ uint32_t ti; /*token index*/
+ uint32_t *ri /*rule index*/;
+ uint32_t cipher_algo_p = 0;
+ uint32_t auth_algo_p = 0;
+ uint32_t aead_algo_p = 0;
+ uint32_t src_p = 0;
+ uint32_t dst_p = 0;
+ uint32_t mode_p = 0;
+ uint32_t type_p = 0;
+ uint32_t portid_p = 0;
+
+ if (strcmp(tokens[0], "in") == 0) {
+ ri = &nb_sa_in;
+
+ APP_CHECK(*ri <= IPSEC_SA_MAX_ENTRIES - 1, status,
+ "too many sa rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule = &sa_in[*ri];
+ } else {
+ ri = &nb_sa_out;
+
+ APP_CHECK(*ri <= IPSEC_SA_MAX_ENTRIES - 1, status,
+ "too many sa rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule = &sa_out[*ri];
+ }
+
+ /* spi number */
+ APP_CHECK_TOKEN_IS_NUM(tokens, 1, status);
+ if (status->status < 0)
+ return;
+ if (atoi(tokens[1]) == INVALID_SPI)
+ return;
+ rule->spi = atoi(tokens[1]);
+
+ for (ti = 2; ti < n_tokens; ti++) {
+ if (strcmp(tokens[ti], "mode") == 0) {
+ APP_CHECK_PRESENCE(mode_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (strcmp(tokens[ti], "ipv4-tunnel") == 0)
+ rule->flags = IP4_TUNNEL;
+ else if (strcmp(tokens[ti], "ipv6-tunnel") == 0)
+ rule->flags = IP6_TUNNEL;
+ else if (strcmp(tokens[ti], "transport") == 0)
+ rule->flags = TRANSPORT;
+ else {
+ APP_CHECK(0, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+ return;
+ }
+
+ mode_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "cipher_algo") == 0) {
+ const struct supported_cipher_algo *algo;
+ uint32_t key_len;
+
+ APP_CHECK_PRESENCE(cipher_algo_p, tokens[ti],
+ status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ algo = find_match_cipher_algo(tokens[ti]);
+
+ APP_CHECK(algo != NULL, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+
+ rule->cipher_algo = algo->algo;
+ rule->block_size = algo->block_size;
+ rule->iv_len = algo->iv_len;
+ rule->cipher_key_len = algo->key_len;
+
+ /* for NULL algorithm, no cipher key required */
+ if (rule->cipher_algo == RTE_CRYPTO_CIPHER_NULL) {
+ cipher_algo_p = 1;
+ continue;
+ }
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(strcmp(tokens[ti], "cipher_key") == 0,
+ status, "unrecognized input \"%s\", "
+ "expect \"cipher_key\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ key_len = parse_key_string(tokens[ti],
+ rule->cipher_key);
+ APP_CHECK(key_len == rule->cipher_key_len, status,
+ "unrecognized input \"%s\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ if (algo->algo == RTE_CRYPTO_CIPHER_AES_CBC)
+ rule->salt = (uint32_t)rte_rand();
+
+ if (algo->algo == RTE_CRYPTO_CIPHER_AES_CTR) {
+ key_len -= 4;
+ rule->cipher_key_len = key_len;
+ memcpy(&rule->salt,
+ &rule->cipher_key[key_len], 4);
+ }
+
+ cipher_algo_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "auth_algo") == 0) {
+ const struct supported_auth_algo *algo;
+ uint32_t key_len;
+
+ APP_CHECK_PRESENCE(auth_algo_p, tokens[ti],
+ status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ algo = find_match_auth_algo(tokens[ti]);
+ APP_CHECK(algo != NULL, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+
+ rule->auth_algo = algo->algo;
+ rule->auth_key_len = algo->key_len;
+ rule->digest_len = algo->digest_len;
+
+ /* NULL algorithm and combined algos do not
+ * require auth key
+ */
+ if (algo->key_not_req) {
+ auth_algo_p = 1;
+ continue;
+ }
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(strcmp(tokens[ti], "auth_key") == 0,
+ status, "unrecognized input \"%s\", "
+ "expect \"auth_key\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ key_len = parse_key_string(tokens[ti],
+ rule->auth_key);
+ APP_CHECK(key_len == rule->auth_key_len, status,
+ "unrecognized input \"%s\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ auth_algo_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "aead_algo") == 0) {
+ const struct supported_aead_algo *algo;
+ uint32_t key_len;
+
+ APP_CHECK_PRESENCE(aead_algo_p, tokens[ti],
+ status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ algo = find_match_aead_algo(tokens[ti]);
+
+ APP_CHECK(algo != NULL, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+
+ rule->aead_algo = algo->algo;
+ rule->cipher_key_len = algo->key_len;
+ rule->digest_len = algo->digest_len;
+ rule->aad_len = algo->aad_len;
+ rule->block_size = algo->block_size;
+ rule->iv_len = algo->iv_len;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(strcmp(tokens[ti], "aead_key") == 0,
+ status, "unrecognized input \"%s\", "
+ "expect \"aead_key\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ key_len = parse_key_string(tokens[ti],
+ rule->cipher_key);
+ APP_CHECK(key_len == rule->cipher_key_len, status,
+ "unrecognized input \"%s\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ key_len -= 4;
+ rule->cipher_key_len = key_len;
+ memcpy(&rule->salt,
+ &rule->cipher_key[key_len], 4);
+
+ aead_algo_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "src") == 0) {
+ APP_CHECK_PRESENCE(src_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (rule->flags == IP4_TUNNEL) {
+ struct in_addr ip;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti],
+ &ip, NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ rule->src.ip.ip4 = rte_bswap32(
+ (uint32_t)ip.s_addr);
+ } else if (rule->flags == IP6_TUNNEL) {
+ struct in6_addr ip;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv6 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ memcpy(rule->src.ip.ip6.ip6_b,
+ ip.s6_addr, 16);
+ } else if (rule->flags == TRANSPORT) {
+ APP_CHECK(0, status, "unrecognized input "
+ "\"%s\"", tokens[ti]);
+ return;
+ }
+
+ src_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dst") == 0) {
+ APP_CHECK_PRESENCE(dst_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (rule->flags == IP4_TUNNEL) {
+ struct in_addr ip;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti],
+ &ip, NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ rule->dst.ip.ip4 = rte_bswap32(
+ (uint32_t)ip.s_addr);
+ } else if (rule->flags == IP6_TUNNEL) {
+ struct in6_addr ip;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ NULL) == 0, status,
+ "unrecognized input \"%s\", "
+ "expect valid ipv6 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+ memcpy(rule->dst.ip.ip6.ip6_b, ip.s6_addr, 16);
+ } else if (rule->flags == TRANSPORT) {
+ APP_CHECK(0, status, "unrecognized "
+ "input \"%s\"", tokens[ti]);
+ return;
+ }
+
+ dst_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "type") == 0) {
+ APP_CHECK_PRESENCE(type_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ if (strcmp(tokens[ti], "inline-crypto-offload") == 0)
+ rule->type =
+ RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO;
+ else if (strcmp(tokens[ti],
+ "inline-protocol-offload") == 0)
+ rule->type =
+ RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL;
+ else if (strcmp(tokens[ti],
+ "lookaside-protocol-offload") == 0)
+ rule->type =
+ RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL;
+ else if (strcmp(tokens[ti], "no-offload") == 0)
+ rule->type = RTE_SECURITY_ACTION_TYPE_NONE;
+ else {
+ APP_CHECK(0, status, "Invalid input \"%s\"",
+ tokens[ti]);
+ return;
+ }
+
+ type_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "port_id") == 0) {
+ APP_CHECK_PRESENCE(portid_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ rule->portid = atoi(tokens[ti]);
+ if (status->status < 0)
+ return;
+ portid_p = 1;
+ continue;
+ }
+
+ /* unrecognizeable input */
+ APP_CHECK(0, status, "unrecognized input \"%s\"",
+ tokens[ti]);
+ return;
+ }
+
+ if (aead_algo_p) {
+ APP_CHECK(cipher_algo_p == 0, status,
+ "AEAD used, no need for cipher options");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(auth_algo_p == 0, status,
+ "AEAD used, no need for auth options");
+ if (status->status < 0)
+ return;
+ } else {
+ APP_CHECK(cipher_algo_p == 1, status, "missing cipher or AEAD options");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(auth_algo_p == 1, status, "missing auth or AEAD options");
+ if (status->status < 0)
+ return;
+ }
+
+ APP_CHECK(mode_p == 1, status, "missing mode option");
+ if (status->status < 0)
+ return;
+
+ if ((rule->type != RTE_SECURITY_ACTION_TYPE_NONE) && (portid_p == 0))
+ printf("Missing portid option, falling back to non-offload\n");
+
+ if (!type_p || !portid_p) {
+ rule->type = RTE_SECURITY_ACTION_TYPE_NONE;
+ rule->portid = -1;
+ }
+
+ *ri = *ri + 1;
+}
+
+static inline void
+print_one_sa_rule(const struct ipsec_sa *sa, int inbound)
+{
+ uint32_t i;
+ uint8_t a, b, c, d;
+
+ printf("\tspi_%s(%3u):", inbound?"in":"out", sa->spi);
+
+ for (i = 0; i < RTE_DIM(cipher_algos); i++) {
+ if (cipher_algos[i].algo == sa->cipher_algo &&
+ cipher_algos[i].key_len == sa->cipher_key_len) {
+ printf("%s ", cipher_algos[i].keyword);
+ break;
+ }
+ }
+
+ for (i = 0; i < RTE_DIM(auth_algos); i++) {
+ if (auth_algos[i].algo == sa->auth_algo) {
+ printf("%s ", auth_algos[i].keyword);
+ break;
+ }
+ }
+
+ for (i = 0; i < RTE_DIM(aead_algos); i++) {
+ if (aead_algos[i].algo == sa->aead_algo) {
+ printf("%s ", aead_algos[i].keyword);
+ break;
+ }
+ }
+
+ printf("mode:");
+
+ switch (sa->flags) {
+ case IP4_TUNNEL:
+ printf("IP4Tunnel ");
+ uint32_t_to_char(sa->src.ip.ip4, &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu ", d, c, b, a);
+ uint32_t_to_char(sa->dst.ip.ip4, &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu", d, c, b, a);
+ break;
+ case IP6_TUNNEL:
+ printf("IP6Tunnel ");
+ for (i = 0; i < 16; i++) {
+ if (i % 2 && i != 15)
+ printf("%.2x:", sa->src.ip.ip6.ip6_b[i]);
+ else
+ printf("%.2x", sa->src.ip.ip6.ip6_b[i]);
+ }
+ printf(" ");
+ for (i = 0; i < 16; i++) {
+ if (i % 2 && i != 15)
+ printf("%.2x:", sa->dst.ip.ip6.ip6_b[i]);
+ else
+ printf("%.2x", sa->dst.ip.ip6.ip6_b[i]);
+ }
+ break;
+ case TRANSPORT:
+ printf("Transport");
+ break;
+ }
+ printf("\n");
+}
+
+struct sa_ctx {
+ struct ipsec_sa sa[IPSEC_SA_MAX_ENTRIES];
+ union {
+ struct {
+ struct rte_crypto_sym_xform a;
+ struct rte_crypto_sym_xform b;
+ };
+ } xf[IPSEC_SA_MAX_ENTRIES];
+};
+
+static struct sa_ctx *
+sa_create(const char *name, int32_t socket_id)
+{
+ char s[PATH_MAX];
+ struct sa_ctx *sa_ctx;
+ uint32_t mz_size;
+ const struct rte_memzone *mz;
+
+ snprintf(s, sizeof(s), "%s_%u", name, socket_id);
+
+ /* Create SA array table */
+ printf("Creating SA context with %u maximum entries\n",
+ IPSEC_SA_MAX_ENTRIES);
+
+ mz_size = sizeof(struct sa_ctx);
+ mz = rte_memzone_reserve(s, mz_size, socket_id,
+ RTE_MEMZONE_1GB | RTE_MEMZONE_SIZE_HINT_ONLY);
+ if (mz == NULL) {
+ printf("Failed to allocate SA DB memory\n");
+ rte_errno = -ENOMEM;
+ return NULL;
+ }
+
+ sa_ctx = (struct sa_ctx *)mz->addr;
+
+ return sa_ctx;
+}
+
+static int
+check_eth_dev_caps(uint16_t portid, uint32_t inbound)
+{
+ struct rte_eth_dev_info dev_info;
+
+ rte_eth_dev_info_get(portid, &dev_info);
+
+ if (inbound) {
+ if ((dev_info.rx_offload_capa &
+ DEV_RX_OFFLOAD_SECURITY) == 0) {
+ RTE_LOG(WARNING, PORT,
+ "hardware RX IPSec offload is not supported\n");
+ return -EINVAL;
+ }
+
+ } else { /* outbound */
+ if ((dev_info.tx_offload_capa &
+ DEV_TX_OFFLOAD_SECURITY) == 0) {
+ RTE_LOG(WARNING, PORT,
+ "hardware TX IPSec offload is not supported\n");
+ return -EINVAL;
+ }
+ }
+ return 0;
+}
+
+
+static int
+sa_add_rules(struct sa_ctx *sa_ctx, const struct ipsec_sa entries[],
+ uint32_t nb_entries, uint32_t inbound)
+{
+ struct ipsec_sa *sa;
+ uint32_t i, idx;
+ uint16_t iv_length;
+
+ for (i = 0; i < nb_entries; i++) {
+ idx = SPI2IDX(entries[i].spi);
+ sa = &sa_ctx->sa[idx];
+ if (sa->spi != 0) {
+ printf("Index %u already in use by SPI %u\n",
+ idx, sa->spi);
+ return -EINVAL;
+ }
+ *sa = entries[i];
+ sa->seq = 0;
+
+ if (sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL ||
+ sa->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO) {
+ if (check_eth_dev_caps(sa->portid, inbound))
+ return -EINVAL;
+ }
+
+ sa->direction = (inbound == 1) ?
+ RTE_SECURITY_IPSEC_SA_DIR_INGRESS :
+ RTE_SECURITY_IPSEC_SA_DIR_EGRESS;
+
+ switch (sa->flags) {
+ case IP4_TUNNEL:
+ sa->src.ip.ip4 = rte_cpu_to_be_32(sa->src.ip.ip4);
+ sa->dst.ip.ip4 = rte_cpu_to_be_32(sa->dst.ip.ip4);
+ }
+
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ iv_length = 16;
+
+ sa_ctx->xf[idx].a.type = RTE_CRYPTO_SYM_XFORM_AEAD;
+ sa_ctx->xf[idx].a.aead.algo = sa->aead_algo;
+ sa_ctx->xf[idx].a.aead.key.data = sa->cipher_key;
+ sa_ctx->xf[idx].a.aead.key.length =
+ sa->cipher_key_len;
+ sa_ctx->xf[idx].a.aead.op = (inbound == 1) ?
+ RTE_CRYPTO_AEAD_OP_DECRYPT :
+ RTE_CRYPTO_AEAD_OP_ENCRYPT;
+ sa_ctx->xf[idx].a.next = NULL;
+ sa_ctx->xf[idx].a.aead.iv.offset = IV_OFFSET;
+ sa_ctx->xf[idx].a.aead.iv.length = iv_length;
+ sa_ctx->xf[idx].a.aead.aad_length =
+ sa->aad_len;
+ sa_ctx->xf[idx].a.aead.digest_length =
+ sa->digest_len;
+
+ sa->xforms = &sa_ctx->xf[idx].a;
+
+ print_one_sa_rule(sa, inbound);
+ } else {
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ iv_length = sa->iv_len;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ iv_length = 16;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP,
+ "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+
+ if (inbound) {
+ sa_ctx->xf[idx].b.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ sa_ctx->xf[idx].b.cipher.algo = sa->cipher_algo;
+ sa_ctx->xf[idx].b.cipher.key.data = sa->cipher_key;
+ sa_ctx->xf[idx].b.cipher.key.length =
+ sa->cipher_key_len;
+ sa_ctx->xf[idx].b.cipher.op =
+ RTE_CRYPTO_CIPHER_OP_DECRYPT;
+ sa_ctx->xf[idx].b.next = NULL;
+ sa_ctx->xf[idx].b.cipher.iv.offset = IV_OFFSET;
+ sa_ctx->xf[idx].b.cipher.iv.length = iv_length;
+
+ sa_ctx->xf[idx].a.type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ sa_ctx->xf[idx].a.auth.algo = sa->auth_algo;
+ sa_ctx->xf[idx].a.auth.key.data = sa->auth_key;
+ sa_ctx->xf[idx].a.auth.key.length =
+ sa->auth_key_len;
+ sa_ctx->xf[idx].a.auth.digest_length =
+ sa->digest_len;
+ sa_ctx->xf[idx].a.auth.op =
+ RTE_CRYPTO_AUTH_OP_VERIFY;
+ } else { /* outbound */
+ sa_ctx->xf[idx].a.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+ sa_ctx->xf[idx].a.cipher.algo = sa->cipher_algo;
+ sa_ctx->xf[idx].a.cipher.key.data = sa->cipher_key;
+ sa_ctx->xf[idx].a.cipher.key.length =
+ sa->cipher_key_len;
+ sa_ctx->xf[idx].a.cipher.op =
+ RTE_CRYPTO_CIPHER_OP_ENCRYPT;
+ sa_ctx->xf[idx].a.next = NULL;
+ sa_ctx->xf[idx].a.cipher.iv.offset = IV_OFFSET;
+ sa_ctx->xf[idx].a.cipher.iv.length = iv_length;
+
+ sa_ctx->xf[idx].b.type = RTE_CRYPTO_SYM_XFORM_AUTH;
+ sa_ctx->xf[idx].b.auth.algo = sa->auth_algo;
+ sa_ctx->xf[idx].b.auth.key.data = sa->auth_key;
+ sa_ctx->xf[idx].b.auth.key.length =
+ sa->auth_key_len;
+ sa_ctx->xf[idx].b.auth.digest_length =
+ sa->digest_len;
+ sa_ctx->xf[idx].b.auth.op =
+ RTE_CRYPTO_AUTH_OP_GENERATE;
+ }
+
+ sa_ctx->xf[idx].a.next = &sa_ctx->xf[idx].b;
+ sa_ctx->xf[idx].b.next = NULL;
+ sa->xforms = &sa_ctx->xf[idx].a;
+
+ print_one_sa_rule(sa, inbound);
+ }
+ }
+
+ return 0;
+}
+
+static inline int
+sa_out_add_rules(struct sa_ctx *sa_ctx, const struct ipsec_sa entries[],
+ uint32_t nb_entries)
+{
+ return sa_add_rules(sa_ctx, entries, nb_entries, 0);
+}
+
+static inline int
+sa_in_add_rules(struct sa_ctx *sa_ctx, const struct ipsec_sa entries[],
+ uint32_t nb_entries)
+{
+ return sa_add_rules(sa_ctx, entries, nb_entries, 1);
+}
+
+void
+sa_init(struct socket_ctx *ctx, int32_t socket_id)
+{
+ const char *name;
+
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "NULL context.\n");
+
+ if (ctx->sa_in != NULL)
+ rte_exit(EXIT_FAILURE, "Inbound SA DB for socket %u already "
+ "initialized\n", socket_id);
+
+ if (ctx->sa_out != NULL)
+ rte_exit(EXIT_FAILURE, "Outbound SA DB for socket %u already "
+ "initialized\n", socket_id);
+
+ if (nb_sa_in > 0) {
+ name = "sa_in";
+ ctx->sa_in = sa_create(name, socket_id);
+ if (ctx->sa_in == NULL)
+ rte_exit(EXIT_FAILURE, "Error [%d] creating SA "
+ "context %s in socket %d\n", rte_errno,
+ name, socket_id);
+
+ sa_in_add_rules(ctx->sa_in, sa_in, nb_sa_in);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No SA Inbound rule specified\n");
+
+ if (nb_sa_out > 0) {
+ name = "sa_out";
+ ctx->sa_out = sa_create(name, socket_id);
+ if (ctx->sa_out == NULL)
+ rte_exit(EXIT_FAILURE, "Error [%d] creating SA "
+ "context %s in socket %d\n", rte_errno,
+ name, socket_id);
+
+ sa_out_add_rules(ctx->sa_out, sa_out, nb_sa_out);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No SA Outbound rule "
+ "specified\n");
+}
+
+int
+inbound_sa_check(struct sa_ctx *sa_ctx, struct rte_mbuf *m, uint32_t sa_idx)
+{
+ struct ipsec_mbuf_metadata *priv;
+
+ priv = get_priv(m);
+
+ return (sa_ctx->sa[sa_idx].spi == priv->sa->spi);
+}
+
+static inline void
+single_inbound_lookup(struct ipsec_sa *sadb, struct rte_mbuf *pkt,
+ struct ipsec_sa **sa_ret)
+{
+ struct esp_hdr *esp;
+ struct ip *ip;
+ uint32_t *src4_addr;
+ uint8_t *src6_addr;
+ struct ipsec_sa *sa;
+
+ *sa_ret = NULL;
+
+ ip = rte_pktmbuf_mtod(pkt, struct ip *);
+ if (ip->ip_v == IPVERSION)
+ esp = (struct esp_hdr *)(ip + 1);
+ else
+ esp = (struct esp_hdr *)(((struct ip6_hdr *)ip) + 1);
+
+ if (esp->spi == INVALID_SPI)
+ return;
+
+ sa = &sadb[SPI2IDX(rte_be_to_cpu_32(esp->spi))];
+ if (rte_be_to_cpu_32(esp->spi) != sa->spi)
+ return;
+
+ switch (sa->flags) {
+ case IP4_TUNNEL:
+ src4_addr = RTE_PTR_ADD(ip, offsetof(struct ip, ip_src));
+ if ((ip->ip_v == IPVERSION) &&
+ (sa->src.ip.ip4 == *src4_addr) &&
+ (sa->dst.ip.ip4 == *(src4_addr + 1)))
+ *sa_ret = sa;
+ break;
+ case IP6_TUNNEL:
+ src6_addr = RTE_PTR_ADD(ip, offsetof(struct ip6_hdr, ip6_src));
+ if ((ip->ip_v == IP6_VERSION) &&
+ !memcmp(&sa->src.ip.ip6.ip6, src6_addr, 16) &&
+ !memcmp(&sa->dst.ip.ip6.ip6, src6_addr + 16, 16))
+ *sa_ret = sa;
+ break;
+ case TRANSPORT:
+ *sa_ret = sa;
+ }
+}
+
+void
+inbound_sa_lookup(struct sa_ctx *sa_ctx, struct rte_mbuf *pkts[],
+ struct ipsec_sa *sa[], uint16_t nb_pkts)
+{
+ uint32_t i;
+
+ for (i = 0; i < nb_pkts; i++)
+ single_inbound_lookup(sa_ctx->sa, pkts[i], &sa[i]);
+}
+
+void
+outbound_sa_lookup(struct sa_ctx *sa_ctx, uint32_t sa_idx[],
+ struct ipsec_sa *sa[], uint16_t nb_pkts)
+{
+ uint32_t i;
+
+ for (i = 0; i < nb_pkts; i++)
+ sa[i] = &sa_ctx->sa[sa_idx[i]];
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/sp4.c b/src/spdk/dpdk/examples/ipsec-secgw/sp4.c
new file mode 100644
index 00000000..8d3d3d8e
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/sp4.c
@@ -0,0 +1,506 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+/*
+ * Security Policies
+ */
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip.h>
+
+#include <rte_acl.h>
+#include <rte_ip.h>
+
+#include "ipsec.h"
+#include "parser.h"
+
+#define MAX_ACL_RULE_NUM 1024
+
+/*
+ * Rule and trace formats definitions.
+ */
+enum {
+ PROTO_FIELD_IPV4,
+ SRC_FIELD_IPV4,
+ DST_FIELD_IPV4,
+ SRCP_FIELD_IPV4,
+ DSTP_FIELD_IPV4,
+ NUM_FIELDS_IPV4
+};
+
+/*
+ * That effectively defines order of IPV4 classifications:
+ * - PROTO
+ * - SRC IP ADDRESS
+ * - DST IP ADDRESS
+ * - PORTS (SRC and DST)
+ */
+enum {
+ RTE_ACL_IPV4_PROTO,
+ RTE_ACL_IPV4_SRC,
+ RTE_ACL_IPV4_DST,
+ RTE_ACL_IPV4_PORTS,
+ RTE_ACL_IPV4_NUM
+};
+
+struct rte_acl_field_def ip4_defs[NUM_FIELDS_IPV4] = {
+ {
+ .type = RTE_ACL_FIELD_TYPE_BITMASK,
+ .size = sizeof(uint8_t),
+ .field_index = PROTO_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4_PROTO,
+ .offset = 0,
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = SRC_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4_SRC,
+ .offset = offsetof(struct ip, ip_src) - offsetof(struct ip, ip_p)
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = sizeof(uint32_t),
+ .field_index = DST_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4_DST,
+ .offset = offsetof(struct ip, ip_dst) - offsetof(struct ip, ip_p)
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = SRCP_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4_PORTS,
+ .offset = sizeof(struct ip) - offsetof(struct ip, ip_p)
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = DSTP_FIELD_IPV4,
+ .input_index = RTE_ACL_IPV4_PORTS,
+ .offset = sizeof(struct ip) - offsetof(struct ip, ip_p) +
+ sizeof(uint16_t)
+ },
+};
+
+RTE_ACL_RULE_DEF(acl4_rules, RTE_DIM(ip4_defs));
+
+struct acl4_rules acl4_rules_out[MAX_ACL_RULE_NUM];
+uint32_t nb_acl4_rules_out;
+
+struct acl4_rules acl4_rules_in[MAX_ACL_RULE_NUM];
+uint32_t nb_acl4_rules_in;
+
+void
+parse_sp4_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status)
+{
+ struct acl4_rules *rule_ipv4 = NULL;
+
+ uint32_t *ri = NULL; /* rule index */
+ uint32_t ti = 0; /* token index */
+
+ uint32_t esp_p = 0;
+ uint32_t protect_p = 0;
+ uint32_t bypass_p = 0;
+ uint32_t discard_p = 0;
+ uint32_t pri_p = 0;
+ uint32_t src_p = 0;
+ uint32_t dst_p = 0;
+ uint32_t proto_p = 0;
+ uint32_t sport_p = 0;
+ uint32_t dport_p = 0;
+
+ if (strcmp(tokens[1], "in") == 0) {
+ ri = &nb_acl4_rules_in;
+
+ APP_CHECK(*ri <= MAX_ACL_RULE_NUM - 1, status,
+ "too many sp rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule_ipv4 = &acl4_rules_in[*ri];
+
+ } else if (strcmp(tokens[1], "out") == 0) {
+ ri = &nb_acl4_rules_out;
+
+ APP_CHECK(*ri <= MAX_ACL_RULE_NUM - 1, status,
+ "too many sp rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule_ipv4 = &acl4_rules_out[*ri];
+ } else {
+ APP_CHECK(0, status, "unrecognized input \"%s\", expect"
+ " \"in\" or \"out\"\n", tokens[ti]);
+ return;
+ }
+
+ rule_ipv4->data.category_mask = 1;
+
+ for (ti = 2; ti < n_tokens; ti++) {
+ if (strcmp(tokens[ti], "esp") == 0) {
+ /* currently do nothing */
+ APP_CHECK_PRESENCE(esp_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ esp_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "protect") == 0) {
+ APP_CHECK_PRESENCE(protect_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(bypass_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "bypass");
+ if (status->status < 0)
+ return;
+ APP_CHECK(discard_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK_TOKEN_IS_NUM(tokens, ti, status);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->data.userdata =
+ PROTECT(atoi(tokens[ti]));
+
+ protect_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "bypass") == 0) {
+ APP_CHECK_PRESENCE(bypass_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(protect_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "protect");
+ if (status->status < 0)
+ return;
+ APP_CHECK(discard_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->data.userdata = BYPASS;
+
+ bypass_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "discard") == 0) {
+ APP_CHECK_PRESENCE(discard_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(protect_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "protect");
+ if (status->status < 0)
+ return;
+ APP_CHECK(bypass_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->data.userdata = DISCARD;
+
+ discard_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "pri") == 0) {
+ APP_CHECK_PRESENCE(pri_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK_TOKEN_IS_NUM(tokens, ti, status);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->data.priority = atoi(tokens[ti]);
+
+ pri_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "src") == 0) {
+ struct in_addr ip;
+ uint32_t depth;
+
+ APP_CHECK_PRESENCE(src_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_ipv4_addr(tokens[ti], &ip,
+ &depth) == 0, status, "unrecognized "
+ "input \"%s\", expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->field[1].value.u32 =
+ rte_bswap32(ip.s_addr);
+ rule_ipv4->field[1].mask_range.u32 =
+ depth;
+
+ src_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dst") == 0) {
+ struct in_addr ip;
+ uint32_t depth;
+
+ APP_CHECK_PRESENCE(dst_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(parse_ipv4_addr(tokens[ti], &ip,
+ &depth) == 0, status, "unrecognized "
+ "input \"%s\", expect valid ipv4 addr",
+ tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->field[2].value.u32 =
+ rte_bswap32(ip.s_addr);
+ rule_ipv4->field[2].mask_range.u32 =
+ depth;
+
+ dst_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "proto") == 0) {
+ uint16_t low, high;
+
+ APP_CHECK_PRESENCE(proto_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &low, &high)
+ == 0, status, "unrecognized input \"%s\""
+ ", expect \"from:to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+ APP_CHECK(low <= 0xff, status, "proto low "
+ "over-limit");
+ if (status->status < 0)
+ return;
+ APP_CHECK(high <= 0xff, status, "proto high "
+ "over-limit");
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->field[0].value.u8 = (uint8_t)low;
+ rule_ipv4->field[0].mask_range.u8 = (uint8_t)high;
+
+ proto_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "sport") == 0) {
+ uint16_t port_low, port_high;
+
+ APP_CHECK_PRESENCE(sport_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &port_low,
+ &port_high) == 0, status, "unrecognized "
+ "input \"%s\", expect \"port_from:"
+ "port_to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->field[3].value.u16 = port_low;
+ rule_ipv4->field[3].mask_range.u16 = port_high;
+
+ sport_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dport") == 0) {
+ uint16_t port_low, port_high;
+
+ APP_CHECK_PRESENCE(dport_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &port_low,
+ &port_high) == 0, status, "unrecognized "
+ "input \"%s\", expect \"port_from:"
+ "port_to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv4->field[4].value.u16 = port_low;
+ rule_ipv4->field[4].mask_range.u16 = port_high;
+
+ dport_p = 1;
+ continue;
+ }
+
+ /* unrecognizeable input */
+ APP_CHECK(0, status, "unrecognized input \"%s\"",
+ tokens[ti]);
+ return;
+ }
+
+ /* check if argument(s) are missing */
+ APP_CHECK(esp_p == 1, status, "missing argument \"esp\"");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(protect_p | bypass_p | discard_p, status, "missing "
+ "argument \"protect\", \"bypass\", or \"discard\"");
+ if (status->status < 0)
+ return;
+
+ *ri = *ri + 1;
+}
+
+static void
+print_one_ip4_rule(const struct acl4_rules *rule, int32_t extra)
+{
+ uint8_t a, b, c, d;
+
+ uint32_t_to_char(rule->field[SRC_FIELD_IPV4].value.u32,
+ &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu/%u ", a, b, c, d,
+ rule->field[SRC_FIELD_IPV4].mask_range.u32);
+ uint32_t_to_char(rule->field[DST_FIELD_IPV4].value.u32,
+ &a, &b, &c, &d);
+ printf("%hhu.%hhu.%hhu.%hhu/%u ", a, b, c, d,
+ rule->field[DST_FIELD_IPV4].mask_range.u32);
+ printf("%hu : %hu %hu : %hu 0x%hhx/0x%hhx ",
+ rule->field[SRCP_FIELD_IPV4].value.u16,
+ rule->field[SRCP_FIELD_IPV4].mask_range.u16,
+ rule->field[DSTP_FIELD_IPV4].value.u16,
+ rule->field[DSTP_FIELD_IPV4].mask_range.u16,
+ rule->field[PROTO_FIELD_IPV4].value.u8,
+ rule->field[PROTO_FIELD_IPV4].mask_range.u8);
+ if (extra)
+ printf("0x%x-0x%x-0x%x ",
+ rule->data.category_mask,
+ rule->data.priority,
+ rule->data.userdata);
+}
+
+static inline void
+dump_ip4_rules(const struct acl4_rules *rule, int32_t num, int32_t extra)
+{
+ int32_t i;
+
+ for (i = 0; i < num; i++, rule++) {
+ printf("\t%d:", i + 1);
+ print_one_ip4_rule(rule, extra);
+ printf("\n");
+ }
+}
+
+static struct rte_acl_ctx *
+acl4_init(const char *name, int32_t socketid, const struct acl4_rules *rules,
+ uint32_t rules_nb)
+{
+ char s[PATH_MAX];
+ struct rte_acl_param acl_param;
+ struct rte_acl_config acl_build_param;
+ struct rte_acl_ctx *ctx;
+
+ printf("Creating SP context with %u max rules\n", MAX_ACL_RULE_NUM);
+
+ memset(&acl_param, 0, sizeof(acl_param));
+
+ /* Create ACL contexts */
+ snprintf(s, sizeof(s), "%s_%d", name, socketid);
+
+ printf("IPv4 %s entries [%u]:\n", s, rules_nb);
+ dump_ip4_rules(rules, rules_nb, 1);
+
+ acl_param.name = s;
+ acl_param.socket_id = socketid;
+ acl_param.rule_size = RTE_ACL_RULE_SZ(RTE_DIM(ip4_defs));
+ acl_param.max_rule_num = MAX_ACL_RULE_NUM;
+
+ ctx = rte_acl_create(&acl_param);
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "Failed to create ACL context\n");
+
+ if (rte_acl_add_rules(ctx, (const struct rte_acl_rule *)rules,
+ rules_nb) < 0)
+ rte_exit(EXIT_FAILURE, "add rules failed\n");
+
+ /* Perform builds */
+ memset(&acl_build_param, 0, sizeof(acl_build_param));
+
+ acl_build_param.num_categories = DEFAULT_MAX_CATEGORIES;
+ acl_build_param.num_fields = RTE_DIM(ip4_defs);
+ memcpy(&acl_build_param.defs, ip4_defs, sizeof(ip4_defs));
+
+ if (rte_acl_build(ctx, &acl_build_param) != 0)
+ rte_exit(EXIT_FAILURE, "Failed to build ACL trie\n");
+
+ rte_acl_dump(ctx);
+
+ return ctx;
+}
+
+void
+sp4_init(struct socket_ctx *ctx, int32_t socket_id)
+{
+ const char *name;
+
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "NULL context.\n");
+
+ if (ctx->sp_ip4_in != NULL)
+ rte_exit(EXIT_FAILURE, "Inbound SP DB for socket %u already "
+ "initialized\n", socket_id);
+
+ if (ctx->sp_ip4_out != NULL)
+ rte_exit(EXIT_FAILURE, "Outbound SP DB for socket %u already "
+ "initialized\n", socket_id);
+
+ if (nb_acl4_rules_in > 0) {
+ name = "sp_ip4_in";
+ ctx->sp_ip4_in = (struct sp_ctx *)acl4_init(name,
+ socket_id, acl4_rules_in, nb_acl4_rules_in);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No IPv4 SP Inbound rule "
+ "specified\n");
+
+ if (nb_acl4_rules_out > 0) {
+ name = "sp_ip4_out";
+ ctx->sp_ip4_out = (struct sp_ctx *)acl4_init(name,
+ socket_id, acl4_rules_out, nb_acl4_rules_out);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No IPv4 SP Outbound rule "
+ "specified\n");
+}
diff --git a/src/spdk/dpdk/examples/ipsec-secgw/sp6.c b/src/spdk/dpdk/examples/ipsec-secgw/sp6.c
new file mode 100644
index 00000000..6002afef
--- /dev/null
+++ b/src/spdk/dpdk/examples/ipsec-secgw/sp6.c
@@ -0,0 +1,620 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2016 Intel Corporation
+ */
+
+/*
+ * Security Policies
+ */
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <netinet/ip6.h>
+
+#include <rte_acl.h>
+#include <rte_ip.h>
+
+#include "ipsec.h"
+#include "parser.h"
+
+#define MAX_ACL_RULE_NUM 1024
+
+enum {
+ IP6_PROTO,
+ IP6_SRC0,
+ IP6_SRC1,
+ IP6_SRC2,
+ IP6_SRC3,
+ IP6_DST0,
+ IP6_DST1,
+ IP6_DST2,
+ IP6_DST3,
+ IP6_SRCP,
+ IP6_DSTP,
+ IP6_NUM
+};
+
+#define IP6_ADDR_SIZE 16
+
+struct rte_acl_field_def ip6_defs[IP6_NUM] = {
+ {
+ .type = RTE_ACL_FIELD_TYPE_BITMASK,
+ .size = sizeof(uint8_t),
+ .field_index = IP6_PROTO,
+ .input_index = IP6_PROTO,
+ .offset = 0,
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_SRC0,
+ .input_index = IP6_SRC0,
+ .offset = 2
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_SRC1,
+ .input_index = IP6_SRC1,
+ .offset = 6
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_SRC2,
+ .input_index = IP6_SRC2,
+ .offset = 10
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_SRC3,
+ .input_index = IP6_SRC3,
+ .offset = 14
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_DST0,
+ .input_index = IP6_DST0,
+ .offset = 18
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_DST1,
+ .input_index = IP6_DST1,
+ .offset = 22
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_DST2,
+ .input_index = IP6_DST2,
+ .offset = 26
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_MASK,
+ .size = 4,
+ .field_index = IP6_DST3,
+ .input_index = IP6_DST3,
+ .offset = 30
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = IP6_SRCP,
+ .input_index = IP6_SRCP,
+ .offset = 34
+ },
+ {
+ .type = RTE_ACL_FIELD_TYPE_RANGE,
+ .size = sizeof(uint16_t),
+ .field_index = IP6_DSTP,
+ .input_index = IP6_SRCP,
+ .offset = 36
+ }
+};
+
+RTE_ACL_RULE_DEF(acl6_rules, RTE_DIM(ip6_defs));
+
+struct acl6_rules acl6_rules_out[MAX_ACL_RULE_NUM];
+uint32_t nb_acl6_rules_out;
+
+struct acl6_rules acl6_rules_in[MAX_ACL_RULE_NUM];
+uint32_t nb_acl6_rules_in;
+
+void
+parse_sp6_tokens(char **tokens, uint32_t n_tokens,
+ struct parse_status *status)
+{
+ struct acl6_rules *rule_ipv6 = NULL;
+
+ uint32_t *ri = NULL; /* rule index */
+ uint32_t ti = 0; /* token index */
+
+ uint32_t esp_p = 0;
+ uint32_t protect_p = 0;
+ uint32_t bypass_p = 0;
+ uint32_t discard_p = 0;
+ uint32_t pri_p = 0;
+ uint32_t src_p = 0;
+ uint32_t dst_p = 0;
+ uint32_t proto_p = 0;
+ uint32_t sport_p = 0;
+ uint32_t dport_p = 0;
+
+ if (strcmp(tokens[1], "in") == 0) {
+ ri = &nb_acl6_rules_in;
+
+ APP_CHECK(*ri <= MAX_ACL_RULE_NUM - 1, status, "too "
+ "many sp rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule_ipv6 = &acl6_rules_in[*ri];
+
+ } else if (strcmp(tokens[1], "out") == 0) {
+ ri = &nb_acl6_rules_out;
+
+ APP_CHECK(*ri <= MAX_ACL_RULE_NUM - 1, status, "too "
+ "many sp rules, abort insertion\n");
+ if (status->status < 0)
+ return;
+
+ rule_ipv6 = &acl6_rules_out[*ri];
+
+ } else {
+ APP_CHECK(0, status, "unrecognized input \"%s\", expect"
+ " \"in\" or \"out\"\n", tokens[ti]);
+ return;
+ }
+
+ rule_ipv6->data.category_mask = 1;
+
+
+ for (ti = 2; ti < n_tokens; ti++) {
+ if (strcmp(tokens[ti], "esp") == 0) {
+ /* currently do nothing */
+ APP_CHECK_PRESENCE(esp_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ esp_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "protect") == 0) {
+ APP_CHECK_PRESENCE(protect_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(bypass_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "bypass");
+ if (status->status < 0)
+ return;
+ APP_CHECK(discard_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK_TOKEN_IS_NUM(tokens, ti, status);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->data.userdata =
+ PROTECT(atoi(tokens[ti]));
+
+ protect_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "bypass") == 0) {
+ APP_CHECK_PRESENCE(bypass_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(protect_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "protect");
+ if (status->status < 0)
+ return;
+ APP_CHECK(discard_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->data.userdata = BYPASS;
+
+ bypass_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "discard") == 0) {
+ APP_CHECK_PRESENCE(discard_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ APP_CHECK(protect_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "protect");
+ if (status->status < 0)
+ return;
+ APP_CHECK(bypass_p == 0, status, "conflict item "
+ "between \"%s\" and \"%s\"", tokens[ti],
+ "discard");
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->data.userdata = DISCARD;
+
+ discard_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "pri") == 0) {
+ APP_CHECK_PRESENCE(pri_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+ APP_CHECK_TOKEN_IS_NUM(tokens, ti, status);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->data.priority = atoi(tokens[ti]);
+
+ pri_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "src") == 0) {
+ struct in6_addr ip;
+ uint32_t depth;
+
+ APP_CHECK_PRESENCE(src_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ &depth) == 0, status, "unrecognized "
+ "input \"%s\", expect valid ipv6 "
+ "addr", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->field[1].value.u32 =
+ (uint32_t)ip.s6_addr[0] << 24 |
+ (uint32_t)ip.s6_addr[1] << 16 |
+ (uint32_t)ip.s6_addr[2] << 8 |
+ (uint32_t)ip.s6_addr[3];
+ rule_ipv6->field[1].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[2].value.u32 =
+ (uint32_t)ip.s6_addr[4] << 24 |
+ (uint32_t)ip.s6_addr[5] << 16 |
+ (uint32_t)ip.s6_addr[6] << 8 |
+ (uint32_t)ip.s6_addr[7];
+ rule_ipv6->field[2].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[3].value.u32 =
+ (uint32_t)ip.s6_addr[8] << 24 |
+ (uint32_t)ip.s6_addr[9] << 16 |
+ (uint32_t)ip.s6_addr[10] << 8 |
+ (uint32_t)ip.s6_addr[11];
+ rule_ipv6->field[3].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[4].value.u32 =
+ (uint32_t)ip.s6_addr[12] << 24 |
+ (uint32_t)ip.s6_addr[13] << 16 |
+ (uint32_t)ip.s6_addr[14] << 8 |
+ (uint32_t)ip.s6_addr[15];
+ rule_ipv6->field[4].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+
+ src_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dst") == 0) {
+ struct in6_addr ip;
+ uint32_t depth;
+
+ APP_CHECK_PRESENCE(dst_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_ipv6_addr(tokens[ti], &ip,
+ &depth) == 0, status, "unrecognized "
+ "input \"%s\", expect valid ipv6 "
+ "addr", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->field[5].value.u32 =
+ (uint32_t)ip.s6_addr[0] << 24 |
+ (uint32_t)ip.s6_addr[1] << 16 |
+ (uint32_t)ip.s6_addr[2] << 8 |
+ (uint32_t)ip.s6_addr[3];
+ rule_ipv6->field[5].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[6].value.u32 =
+ (uint32_t)ip.s6_addr[4] << 24 |
+ (uint32_t)ip.s6_addr[5] << 16 |
+ (uint32_t)ip.s6_addr[6] << 8 |
+ (uint32_t)ip.s6_addr[7];
+ rule_ipv6->field[6].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[7].value.u32 =
+ (uint32_t)ip.s6_addr[8] << 24 |
+ (uint32_t)ip.s6_addr[9] << 16 |
+ (uint32_t)ip.s6_addr[10] << 8 |
+ (uint32_t)ip.s6_addr[11];
+ rule_ipv6->field[7].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+ depth = (depth > 32) ? (depth - 32) : 0;
+ rule_ipv6->field[8].value.u32 =
+ (uint32_t)ip.s6_addr[12] << 24 |
+ (uint32_t)ip.s6_addr[13] << 16 |
+ (uint32_t)ip.s6_addr[14] << 8 |
+ (uint32_t)ip.s6_addr[15];
+ rule_ipv6->field[8].mask_range.u32 =
+ (depth > 32) ? 32 : depth;
+
+ dst_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "proto") == 0) {
+ uint16_t low, high;
+
+ APP_CHECK_PRESENCE(proto_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &low, &high)
+ == 0, status, "unrecognized input \"%s\""
+ ", expect \"from:to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+ APP_CHECK(low <= 0xff, status, "proto low "
+ "over-limit");
+ if (status->status < 0)
+ return;
+ APP_CHECK(high <= 0xff, status, "proto high "
+ "over-limit");
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->field[0].value.u8 = (uint8_t)low;
+ rule_ipv6->field[0].mask_range.u8 = (uint8_t)high;
+
+ proto_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "sport") == 0) {
+ uint16_t port_low, port_high;
+
+ APP_CHECK_PRESENCE(sport_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &port_low,
+ &port_high) == 0, status, "unrecognized "
+ "input \"%s\", expect \"port_from:"
+ "port_to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->field[9].value.u16 = port_low;
+ rule_ipv6->field[9].mask_range.u16 = port_high;
+
+ sport_p = 1;
+ continue;
+ }
+
+ if (strcmp(tokens[ti], "dport") == 0) {
+ uint16_t port_low, port_high;
+
+ APP_CHECK_PRESENCE(dport_p, tokens[ti], status);
+ if (status->status < 0)
+ return;
+ INCREMENT_TOKEN_INDEX(ti, n_tokens, status);
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(parse_range(tokens[ti], &port_low,
+ &port_high) == 0, status, "unrecognized "
+ "input \"%s\", expect \"port_from:"
+ "port_to\"", tokens[ti]);
+ if (status->status < 0)
+ return;
+
+ rule_ipv6->field[10].value.u16 = port_low;
+ rule_ipv6->field[10].mask_range.u16 = port_high;
+
+ dport_p = 1;
+ continue;
+ }
+
+ /* unrecognizeable input */
+ APP_CHECK(0, status, "unrecognized input \"%s\"",
+ tokens[ti]);
+ return;
+ }
+
+ /* check if argument(s) are missing */
+ APP_CHECK(esp_p == 1, status, "missing argument \"esp\"");
+ if (status->status < 0)
+ return;
+
+ APP_CHECK(protect_p | bypass_p | discard_p, status, "missing "
+ "argument \"protect\", \"bypass\", or \"discard\"");
+ if (status->status < 0)
+ return;
+
+ *ri = *ri + 1;
+}
+
+static inline void
+print_one_ip6_rule(const struct acl6_rules *rule, int32_t extra)
+{
+ uint8_t a, b, c, d;
+
+ uint32_t_to_char(rule->field[IP6_SRC0].value.u32,
+ &a, &b, &c, &d);
+ printf("%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_SRC1].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_SRC2].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_SRC3].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x/%u ", a, b, c, d,
+ rule->field[IP6_SRC0].mask_range.u32
+ + rule->field[IP6_SRC1].mask_range.u32
+ + rule->field[IP6_SRC2].mask_range.u32
+ + rule->field[IP6_SRC3].mask_range.u32);
+
+ uint32_t_to_char(rule->field[IP6_DST0].value.u32,
+ &a, &b, &c, &d);
+ printf("%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_DST1].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_DST2].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x", a, b, c, d);
+ uint32_t_to_char(rule->field[IP6_DST3].value.u32,
+ &a, &b, &c, &d);
+ printf(":%.2x%.2x:%.2x%.2x/%u ", a, b, c, d,
+ rule->field[IP6_DST0].mask_range.u32
+ + rule->field[IP6_DST1].mask_range.u32
+ + rule->field[IP6_DST2].mask_range.u32
+ + rule->field[IP6_DST3].mask_range.u32);
+
+ printf("%hu : %hu %hu : %hu 0x%hhx/0x%hhx ",
+ rule->field[IP6_SRCP].value.u16,
+ rule->field[IP6_SRCP].mask_range.u16,
+ rule->field[IP6_DSTP].value.u16,
+ rule->field[IP6_DSTP].mask_range.u16,
+ rule->field[IP6_PROTO].value.u8,
+ rule->field[IP6_PROTO].mask_range.u8);
+ if (extra)
+ printf("0x%x-0x%x-0x%x ",
+ rule->data.category_mask,
+ rule->data.priority,
+ rule->data.userdata);
+}
+
+static inline void
+dump_ip6_rules(const struct acl6_rules *rule, int32_t num, int32_t extra)
+{
+ int32_t i;
+
+ for (i = 0; i < num; i++, rule++) {
+ printf("\t%d:", i + 1);
+ print_one_ip6_rule(rule, extra);
+ printf("\n");
+ }
+}
+
+static struct rte_acl_ctx *
+acl6_init(const char *name, int32_t socketid, const struct acl6_rules *rules,
+ uint32_t rules_nb)
+{
+ char s[PATH_MAX];
+ struct rte_acl_param acl_param;
+ struct rte_acl_config acl_build_param;
+ struct rte_acl_ctx *ctx;
+
+ printf("Creating SP context with %u max rules\n", MAX_ACL_RULE_NUM);
+
+ memset(&acl_param, 0, sizeof(acl_param));
+
+ /* Create ACL contexts */
+ snprintf(s, sizeof(s), "%s_%d", name, socketid);
+
+ printf("IPv4 %s entries [%u]:\n", s, rules_nb);
+ dump_ip6_rules(rules, rules_nb, 1);
+
+ acl_param.name = s;
+ acl_param.socket_id = socketid;
+ acl_param.rule_size = RTE_ACL_RULE_SZ(RTE_DIM(ip6_defs));
+ acl_param.max_rule_num = MAX_ACL_RULE_NUM;
+
+ ctx = rte_acl_create(&acl_param);
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "Failed to create ACL context\n");
+
+ if (rte_acl_add_rules(ctx, (const struct rte_acl_rule *)rules,
+ rules_nb) < 0)
+ rte_exit(EXIT_FAILURE, "add rules failed\n");
+
+ /* Perform builds */
+ memset(&acl_build_param, 0, sizeof(acl_build_param));
+
+ acl_build_param.num_categories = DEFAULT_MAX_CATEGORIES;
+ acl_build_param.num_fields = RTE_DIM(ip6_defs);
+ memcpy(&acl_build_param.defs, ip6_defs, sizeof(ip6_defs));
+
+ if (rte_acl_build(ctx, &acl_build_param) != 0)
+ rte_exit(EXIT_FAILURE, "Failed to build ACL trie\n");
+
+ rte_acl_dump(ctx);
+
+ return ctx;
+}
+
+void
+sp6_init(struct socket_ctx *ctx, int32_t socket_id)
+{
+ const char *name;
+
+ if (ctx == NULL)
+ rte_exit(EXIT_FAILURE, "NULL context.\n");
+
+ if (ctx->sp_ip6_in != NULL)
+ rte_exit(EXIT_FAILURE, "Inbound IPv6 SP DB for socket %u "
+ "already initialized\n", socket_id);
+
+ if (ctx->sp_ip6_out != NULL)
+ rte_exit(EXIT_FAILURE, "Outbound IPv6 SP DB for socket %u "
+ "already initialized\n", socket_id);
+
+ if (nb_acl6_rules_in > 0) {
+ name = "sp_ip6_in";
+ ctx->sp_ip6_in = (struct sp_ctx *)acl6_init(name,
+ socket_id, acl6_rules_in, nb_acl6_rules_in);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No IPv6 SP Inbound rule "
+ "specified\n");
+
+ if (nb_acl6_rules_out > 0) {
+ name = "sp_ip6_out";
+ ctx->sp_ip6_out = (struct sp_ctx *)acl6_init(name,
+ socket_id, acl6_rules_out, nb_acl6_rules_out);
+ } else
+ RTE_LOG(WARNING, IPSEC, "No IPv6 SP Outbound rule "
+ "specified\n");
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 01:43:10 +0000