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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:52 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:17:52 +0000
commit3afb00d3f86d3d924f88b56fa8285d4e9db85852 (patch)
tree95a985d3019522cea546b7d8df621369bc44fc6c /tools/testing/selftests/bpf/progs/getpeername6_prog.c
parentAdding debian version 6.9.12-1. (diff)
downloadlinux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.tar.xz
linux-3afb00d3f86d3d924f88b56fa8285d4e9db85852.zip
Merging upstream version 6.10.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/getpeername6_prog.c')
-rw-r--r--tools/testing/selftests/bpf/progs/getpeername6_prog.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/getpeername6_prog.c b/tools/testing/selftests/bpf/progs/getpeername6_prog.c
new file mode 100644
index 0000000000..070e4d7f63
--- /dev/null
+++ b/tools/testing/selftests/bpf/progs/getpeername6_prog.c
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) 2024 Google LLC */
+
+#include "vmlinux.h"
+
+#include <string.h>
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_endian.h>
+#include <bpf/bpf_core_read.h>
+#include "bpf_kfuncs.h"
+
+#define REWRITE_ADDRESS_IP6_0 0xfaceb00c
+#define REWRITE_ADDRESS_IP6_1 0x12345678
+#define REWRITE_ADDRESS_IP6_2 0x00000000
+#define REWRITE_ADDRESS_IP6_3 0x0000abcd
+
+#define REWRITE_ADDRESS_PORT6 6060
+
+SEC("cgroup/getpeername6")
+int getpeername_v6_prog(struct bpf_sock_addr *ctx)
+{
+ ctx->user_ip6[0] = bpf_htonl(REWRITE_ADDRESS_IP6_0);
+ ctx->user_ip6[1] = bpf_htonl(REWRITE_ADDRESS_IP6_1);
+ ctx->user_ip6[2] = bpf_htonl(REWRITE_ADDRESS_IP6_2);
+ ctx->user_ip6[3] = bpf_htonl(REWRITE_ADDRESS_IP6_3);
+ ctx->user_port = bpf_htons(REWRITE_ADDRESS_PORT6);
+
+ return 1;
+}
+
+char _license[] SEC("license") = "GPL";