Add sendmsg() wrapper.

1 files changed, 13 insertions, 2 deletions

diff --git a/src/socket_wrapper.c b/src/socket_wrapper.c
index 869128a..a6ad365 100644
--- a/src/socket_wrapper.c
+++ b/src/socket_wrapper.c
@@ -346,6 +346,17 @@ static int real_send(int sockfd, const void *buf, size_t len, int flags)
 	return libc_send(sockfd, buf, len, flags);
 }
 
+static int (*libc_sendmsg)(int sockfd, const struct msghdr *msg, int flags);
+
+static int real_sendmsg(int sockfd, const struct msghdr *msg, int flags)
+{
+	if (libc_sendmsg == NULL) {
+		*(void **)(&libc_sendmsg) = libc_dlsym("sendmsg");
+	}
+
+	return libc_sendmsg(sockfd, msg, flags);
+}
+
 static int (*libc_sendto)(int sockfd, const void *buf, size_t len, int flags,
 			  const  struct sockaddr *dst_addr, socklen_t addrlen);
 
@@ -2595,8 +2606,7 @@ ssize_t send(int s, const void *buf, size_t len, int flags)
 	return ret;
 }
 
-#if 0
-_PUBLIC_ ssize_t swrap_sendmsg(int s, const struct msghdr *omsg, int flags)
+ssize_t sendmsg(int s, const struct msghdr *omsg, int flags)
 {
 	struct msghdr msg;
 	struct iovec tmp;
@@ -2689,6 +2699,7 @@ _PUBLIC_ ssize_t swrap_sendmsg(int s, const struct msghdr *omsg, int flags)
 	return ret;
 }
 
+#if 0
 int swrap_readv(int s, const struct iovec *vector, size_t count)
 {
 	int ret;