2 files changed, 704 insertions, 0 deletions

diff --git a/src/spdk/lib/sock/vpp/Makefile b/src/spdk/lib/sock/vpp/Makefile
new file mode 100644
index 00000000..614fd2e3
--- /dev/null
+++ b/src/spdk/lib/sock/vpp/Makefile
@@ -0,0 +1,41 @@
+#
+#  BSD LICENSE
+#
+#  Copyright (c) Intel Corporation.
+#  All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions
+#  are met:
+#
+#    * Redistributions of source code must retain the above copyright
+#      notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above copyright
+#      notice, this list of conditions and the following disclaimer in
+#      the documentation and/or other materials provided with the
+#      distribution.
+#    * Neither the name of Intel Corporation nor the names of its
+#      contributors may be used to endorse or promote products derived
+#      from this software without specific prior written permission.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+SPDK_ROOT_DIR := $(abspath $(CURDIR)/../../..)
+include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
+
+C_SRCS += vpp.c
+
+LIBNAME = sock_vpp
+
+include $(SPDK_ROOT_DIR)/mk/spdk.lib.mk
diff --git a/src/spdk/lib/sock/vpp/vpp.c b/src/spdk/lib/sock/vpp/vpp.c
new file mode 100644
index 00000000..752250eb
--- /dev/null
+++ b/src/spdk/lib/sock/vpp/vpp.c
@@ -0,0 +1,663 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+
+#include "spdk/log.h"
+#include "spdk/sock.h"
+#include "spdk/net.h"
+#include "spdk/string.h"
+#include "spdk_internal/sock.h"
+#include <vcl/vppcom.h>
+
+#define MAX_TMPBUF 1024
+#define PORTNUMLEN 32
+
+static bool g_vpp_initialized = false;
+
+struct spdk_vpp_sock {
+	struct spdk_sock	base;
+	int			fd;
+};
+
+struct spdk_vpp_sock_group_impl {
+	struct spdk_sock_group_impl	base;
+	int				fd;
+};
+
+static int
+get_addr_str(struct sockaddr *sa, char *host, size_t hlen)
+{
+	const char *result = NULL;
+
+	if (sa == NULL || host == NULL) {
+		return -1;
+	}
+
+	if (sa->sa_family == AF_INET) {
+		result = inet_ntop(AF_INET, &(((struct sockaddr_in *)sa)->sin_addr),
+				   host, hlen);
+	} else {
+		result = inet_ntop(AF_INET6, &(((struct sockaddr_in6 *)sa)->sin6_addr),
+				   host, hlen);
+	}
+
+	if (result == NULL) {
+		return -1;
+	}
+
+	return 0;
+}
+
+#define __vpp_sock(sock) (struct spdk_vpp_sock *)sock
+#define __vpp_group_impl(group) (struct spdk_vpp_sock_group_impl *)group
+
+static inline void
+vcom_socket_copy_ep_to_sockaddr(struct sockaddr *addr, socklen_t *len, vppcom_endpt_t *ep)
+{
+	int sa_len, copy_len;
+
+	assert(ep->vrf == VPPCOM_VRF_DEFAULT);
+
+	if (ep->is_ip4 == VPPCOM_IS_IP4) {
+		addr->sa_family = AF_INET;
+		((struct sockaddr_in *) addr)->sin_port = ep->port;
+		if (*len > sizeof(struct sockaddr_in)) {
+			*len = sizeof(struct sockaddr_in);
+		}
+		sa_len = sizeof(struct sockaddr_in) - sizeof(struct in_addr);
+		copy_len = *len - sa_len;
+		if (copy_len > 0) {
+			memcpy(&((struct sockaddr_in *) addr)->sin_addr, ep->ip, copy_len);
+		}
+	} else {
+		addr->sa_family = AF_INET6;
+		((struct sockaddr_in6 *) addr)->sin6_port = ep->port;
+		if (*len > sizeof(struct sockaddr_in6)) {
+			*len = sizeof(struct sockaddr_in6);
+		}
+		sa_len = sizeof(struct sockaddr_in6) - sizeof(struct in6_addr);
+		copy_len = *len - sa_len;
+		if (copy_len > 0) {
+			memcpy(&((struct sockaddr_in6 *) addr)->sin6_addr, ep->ip, copy_len);
+		}
+	}
+}
+
+static int
+getsockname_vpp(int fd, struct sockaddr *addr, socklen_t *len)
+{
+	vppcom_endpt_t ep;
+	uint32_t size = sizeof(ep);
+	uint8_t addr_buf[sizeof(struct in6_addr)];
+	int rc;
+
+	if (!addr || !len) {
+		return -EFAULT;
+	}
+
+	ep.ip = addr_buf;
+
+	rc = vppcom_session_attr(fd, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size);
+	if (rc == VPPCOM_OK) {
+		vcom_socket_copy_ep_to_sockaddr(addr, len, &ep);
+	}
+
+	return rc;
+}
+
+
+static int
+getpeername_vpp(int sock, struct sockaddr *addr, socklen_t *len)
+{
+	vppcom_endpt_t ep;
+	uint32_t size = sizeof(ep);
+	uint8_t addr_buf[sizeof(struct in6_addr)];
+	int rc;
+
+	if (!addr || !len) {
+		return -EFAULT;
+	}
+
+	ep.ip = addr_buf;
+
+	rc = vppcom_session_attr(sock, VPPCOM_ATTR_GET_PEER_ADDR, &ep, &size);
+	if (rc == VPPCOM_OK) {
+		vcom_socket_copy_ep_to_sockaddr(addr, len, &ep);
+	}
+
+	return rc;
+}
+
+static int
+spdk_vpp_sock_getaddr(struct spdk_sock *_sock, char *saddr, int slen, uint16_t *sport,
+		      char *caddr, int clen, uint16_t *cport)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	struct sockaddr sa;
+	socklen_t salen;
+	int rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	memset(&sa, 0, sizeof(sa));
+	salen = sizeof(sa);
+	rc = getsockname_vpp(sock->fd, &sa, &salen);
+	if (rc != 0) {
+		errno = -rc;
+		SPDK_ERRLOG("getsockname_vpp() failed (errno=%d)\n", errno);
+		return -1;
+	}
+
+	rc = get_addr_str(&sa, saddr, slen);
+	if (rc != 0) {
+		/* Errno already set by get_addr_str() */
+		SPDK_ERRLOG("get_addr_str() failed (errno=%d)\n", errno);
+		return -1;
+	}
+
+	if (sport) {
+		if (sa.ss_family == AF_INET) {
+			*sport = ntohs(((struct sockaddr_in *) &sa)->sin_port);
+		} else if (sa.ss_family == AF_INET6) {
+			*sport = ntohs(((struct sockaddr_in6 *) &sa)->sin6_port);
+		}
+	}
+
+	memset(&sa, 0, sizeof(sa));
+	salen = sizeof(sa);
+	rc = getpeername_vpp(sock->fd, &sa, &salen);
+	if (rc != 0) {
+		errno = -rc;
+		SPDK_ERRLOG("getpeername_vpp() failed (errno=%d)\n", errno);
+		return -1;
+	}
+
+	rc = get_addr_str(&sa, caddr, clen);
+	if (rc != 0) {
+		/* Errno already set by get_addr_str() */
+		SPDK_ERRLOG("get_addr_str() failed (errno=%d)\n", errno);
+		return -1;
+	}
+
+	if (cport) {
+		if (sa.ss_family == AF_INET) {
+			*cport = ntohs(((struct sockaddr_in *) &sa)->sin_port);
+		} else if (sa.ss_family == AF_INET6) {
+			*cport = ntohs(((struct sockaddr_in6 *) &sa)->sin6_port);
+		}
+	}
+
+	return 0;
+}
+
+enum spdk_vpp_create_type {
+	SPDK_SOCK_CREATE_LISTEN,
+	SPDK_SOCK_CREATE_CONNECT,
+};
+
+static struct spdk_sock *
+spdk_vpp_sock_create(const char *ip, int port, enum spdk_vpp_create_type type)
+{
+	struct spdk_vpp_sock *sock;
+	int fd, rc;
+	vppcom_endpt_t endpt;
+	uint8_t addr_buf[sizeof(struct in6_addr)];
+
+	if (ip == NULL) {
+		return NULL;
+	}
+
+	/* Check address family */
+	if (inet_pton(AF_INET, ip, &addr_buf)) {
+		endpt.is_ip4 = VPPCOM_IS_IP4;
+	} else if (inet_pton(AF_INET6, ip, &addr_buf)) {
+		endpt.is_ip4 = VPPCOM_IS_IP6;
+	} else {
+		SPDK_ERRLOG("IP address with invalid format\n");
+		return NULL;
+	}
+	endpt.vrf = VPPCOM_VRF_DEFAULT;
+	endpt.ip = (uint8_t *)&addr_buf;
+	endpt.port = htons(port);
+
+	fd = vppcom_session_create(VPPCOM_VRF_DEFAULT, VPPCOM_PROTO_TCP, 1 /* is_nonblocking */);
+	if (fd < 0) {
+		errno = -fd;
+		SPDK_ERRLOG("vppcom_session_create() failed, errno = %d\n", errno);
+		return NULL;
+	}
+
+	if (type == SPDK_SOCK_CREATE_LISTEN) {
+		rc = vppcom_session_bind(fd, &endpt);
+		if (rc != VPPCOM_OK) {
+			errno = -rc;
+			SPDK_ERRLOG("vppcom_session_bind() failed, errno = %d\n", errno);
+			vppcom_session_close(fd);
+			return NULL;
+		}
+
+		rc = vppcom_session_listen(fd, 512);
+		if (rc != VPPCOM_OK) {
+			errno = -rc;
+			SPDK_ERRLOG("vppcom_session_listen() failed, errno = %d\n", errno);
+			vppcom_session_close(fd);
+			return NULL;
+		}
+	} else if (type == SPDK_SOCK_CREATE_CONNECT) {
+		rc = vppcom_session_connect(fd, &endpt);
+		if (rc != VPPCOM_OK) {
+			errno = -rc;
+			SPDK_ERRLOG("vppcom_session_connect() failed, errno = %d\n", errno);
+			vppcom_session_close(fd);
+			return NULL;
+		}
+	}
+
+	sock = calloc(1, sizeof(*sock));
+	if (sock == NULL) {
+		errno = -ENOMEM;
+		SPDK_ERRLOG("sock allocation failed\n");
+		vppcom_session_close(fd);
+		return NULL;
+	}
+
+	sock->fd = fd;
+	return &sock->base;
+}
+
+static struct spdk_sock *
+spdk_vpp_sock_listen(const char *ip, int port)
+{
+	if (!g_vpp_initialized) {
+		return NULL;
+	}
+
+	return spdk_vpp_sock_create(ip, port, SPDK_SOCK_CREATE_LISTEN);
+}
+
+static struct spdk_sock *
+spdk_vpp_sock_connect(const char *ip, int port)
+{
+	if (!g_vpp_initialized) {
+		return NULL;
+	}
+
+	return spdk_vpp_sock_create(ip, port, SPDK_SOCK_CREATE_CONNECT);
+}
+
+static struct spdk_sock *
+spdk_vpp_sock_accept(struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	vppcom_endpt_t		endpt;
+	uint8_t			ip[16];
+	int			rc;
+	struct spdk_vpp_sock	*new_sock;
+	double			wait_time = -1.0;
+
+	endpt.ip = ip;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	rc = vppcom_session_accept(sock->fd, &endpt, O_NONBLOCK, wait_time);
+	if (rc < 0) {
+		errno = -rc;
+		return NULL;
+	}
+
+	new_sock = calloc(1, sizeof(*sock));
+	if (new_sock == NULL) {
+		SPDK_ERRLOG("sock allocation failed\n");
+		vppcom_session_close(rc);
+		return NULL;
+	}
+
+	new_sock->fd = rc;
+	return &new_sock->base;
+}
+
+static int
+spdk_vpp_sock_close(struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	int rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	rc = vppcom_session_close(sock->fd);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return -1;
+	}
+	free(sock);
+
+	return 0;
+}
+
+static ssize_t
+spdk_vpp_sock_recv(struct spdk_sock *_sock, void *buf, size_t len)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	int rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	rc = vppcom_session_read(sock->fd, buf, len);
+	if (rc < 0) {
+		errno = -rc;
+		return -1;
+	}
+	return rc;
+}
+
+static ssize_t
+spdk_vpp_sock_writev(struct spdk_sock *_sock, struct iovec *iov, int iovcnt)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	ssize_t total = 0;
+	int i, rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	for (i = 0; i < iovcnt; ++i) {
+		rc = vppcom_session_write(sock->fd, iov[i].iov_base, iov[i].iov_len);
+		if (rc < 0) {
+			if (total > 0) {
+				break;
+			} else {
+				errno = -rc;
+				return -1;
+			}
+		} else {
+			total += rc;
+		}
+	}
+	return total;
+}
+
+
+/*
+ * TODO: Check if there are similar parameters to configure in VPP
+ * to three below.
+ */
+static int
+spdk_vpp_sock_set_recvlowat(struct spdk_sock *_sock, int nbytes)
+{
+	assert(g_vpp_initialized);
+
+	return 0;
+}
+
+static int
+spdk_vpp_sock_set_recvbuf(struct spdk_sock *_sock, int sz)
+{
+	assert(g_vpp_initialized);
+
+	return 0;
+}
+
+static int
+spdk_vpp_sock_set_sendbuf(struct spdk_sock *_sock, int sz)
+{
+	assert(g_vpp_initialized);
+
+	return 0;
+}
+
+static bool
+spdk_vpp_sock_is_ipv6(struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	vppcom_endpt_t ep;
+	uint32_t size = sizeof(ep);
+	uint8_t addr_buf[sizeof(struct in6_addr)];
+	int rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	ep.ip = addr_buf;
+
+	rc = vppcom_session_attr(sock->fd, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return false;
+	}
+
+	return (ep.is_ip4 == VPPCOM_IS_IP6);
+}
+
+static bool
+spdk_vpp_sock_is_ipv4(struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	vppcom_endpt_t ep;
+	uint32_t size = sizeof(ep);
+	uint8_t addr_buf[sizeof(struct in6_addr)];
+	int rc;
+
+	assert(sock != NULL);
+	assert(g_vpp_initialized);
+
+	ep.ip = addr_buf;
+
+	rc = vppcom_session_attr(sock->fd, VPPCOM_ATTR_GET_LCL_ADDR, &ep, &size);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return false;
+	}
+
+	return (ep.is_ip4 == VPPCOM_IS_IP4);
+}
+
+static struct spdk_sock_group_impl *
+spdk_vpp_sock_group_impl_create(void)
+{
+	struct spdk_vpp_sock_group_impl *group_impl;
+	int fd;
+
+	if (!g_vpp_initialized) {
+		return NULL;
+	}
+
+	group_impl = calloc(1, sizeof(*group_impl));
+	if (group_impl == NULL) {
+		SPDK_ERRLOG("sock_group allocation failed\n");
+		return NULL;
+	}
+
+	fd = vppcom_epoll_create();
+	if (fd < 0) {
+		free(group_impl);
+		return NULL;
+	}
+
+	group_impl->fd = fd;
+
+	return &group_impl->base;
+}
+
+static int
+spdk_vpp_sock_group_impl_add_sock(struct spdk_sock_group_impl *_group, struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock_group_impl *group = __vpp_group_impl(_group);
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	int rc;
+	struct epoll_event event;
+
+	assert(sock != NULL);
+	assert(group != NULL);
+	assert(g_vpp_initialized);
+
+	event.events = EPOLLIN;
+	event.data.ptr = sock;
+
+	rc = vppcom_epoll_ctl(group->fd, EPOLL_CTL_ADD, sock->fd, &event);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return -1;
+	}
+
+	return 0;
+}
+
+static int
+spdk_vpp_sock_group_impl_remove_sock(struct spdk_sock_group_impl *_group, struct spdk_sock *_sock)
+{
+	struct spdk_vpp_sock_group_impl *group = __vpp_group_impl(_group);
+	struct spdk_vpp_sock *sock = __vpp_sock(_sock);
+	int rc;
+	struct epoll_event event;
+
+	assert(sock != NULL);
+	assert(group != NULL);
+	assert(g_vpp_initialized);
+
+	rc = vppcom_epoll_ctl(group->fd, EPOLL_CTL_DEL, sock->fd, &event);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return -1;
+	}
+
+	return 0;
+}
+
+static int
+spdk_vpp_sock_group_impl_poll(struct spdk_sock_group_impl *_group, int max_events,
+			      struct spdk_sock **socks)
+{
+	struct spdk_vpp_sock_group_impl *group = __vpp_group_impl(_group);
+	int num_events, i;
+	struct epoll_event events[MAX_EVENTS_PER_POLL];
+
+	assert(group != NULL);
+	assert(socks != NULL);
+	assert(g_vpp_initialized);
+
+	num_events = vppcom_epoll_wait(group->fd, events, max_events, 0);
+	if (num_events < 0) {
+		errno = -num_events;
+		return -1;
+	}
+
+	for (i = 0; i < num_events; i++) {
+		socks[i] = events[i].data.ptr;
+	}
+
+	return num_events;
+}
+
+static int
+spdk_vpp_sock_group_impl_close(struct spdk_sock_group_impl *_group)
+{
+	struct spdk_vpp_sock_group_impl *group = __vpp_group_impl(_group);
+	int rc;
+
+	assert(group != NULL);
+	assert(g_vpp_initialized);
+
+	rc = vppcom_session_close(group->fd);
+	if (rc != VPPCOM_OK) {
+		errno = -rc;
+		return -1;
+	}
+
+	return 0;
+}
+
+static struct spdk_net_impl g_vpp_net_impl = {
+	.name		= "vpp",
+	.getaddr	= spdk_vpp_sock_getaddr,
+	.connect	= spdk_vpp_sock_connect,
+	.listen		= spdk_vpp_sock_listen,
+	.accept		= spdk_vpp_sock_accept,
+	.close		= spdk_vpp_sock_close,
+	.recv		= spdk_vpp_sock_recv,
+	.writev		= spdk_vpp_sock_writev,
+	.set_recvlowat	= spdk_vpp_sock_set_recvlowat,
+	.set_recvbuf	= spdk_vpp_sock_set_recvbuf,
+	.set_sendbuf	= spdk_vpp_sock_set_sendbuf,
+	.is_ipv6	= spdk_vpp_sock_is_ipv6,
+	.is_ipv4	= spdk_vpp_sock_is_ipv4,
+	.group_impl_create	= spdk_vpp_sock_group_impl_create,
+	.group_impl_add_sock	= spdk_vpp_sock_group_impl_add_sock,
+	.group_impl_remove_sock = spdk_vpp_sock_group_impl_remove_sock,
+	.group_impl_poll	= spdk_vpp_sock_group_impl_poll,
+	.group_impl_close	= spdk_vpp_sock_group_impl_close,
+};
+
+SPDK_NET_IMPL_REGISTER(vpp, &g_vpp_net_impl);
+
+static int
+spdk_vpp_net_framework_init(void)
+{
+	int rc;
+	char *app_name;
+
+	app_name = spdk_sprintf_alloc("SPDK_%d", getpid());
+	if (app_name == NULL) {
+		SPDK_ERRLOG("Cannot alloc memory for SPDK app name\n");
+		return -ENOMEM;
+	}
+
+	rc = vppcom_app_create(app_name);
+	if (rc == 0) {
+		g_vpp_initialized = true;
+	}
+
+	free(app_name);
+
+	return 0;
+}
+
+static void
+spdk_vpp_net_framework_fini(void)
+{
+	if (g_vpp_initialized) {
+		vppcom_app_destroy();
+	}
+}
+
+static struct spdk_net_framework g_vpp_net_framework = {
+	.name	= "vpp",
+	.init	= spdk_vpp_net_framework_init,
+	.fini	= spdk_vpp_net_framework_fini,
+};
+
+SPDK_NET_FRAMEWORK_REGISTER(vpp, &g_vpp_net_framework);