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authorTom Jones <thj@freebsd.org>2024-01-29 15:08:01 +0000
committerDamjan Marion <dmarion@0xa5.net>2024-04-24 12:23:25 +0000
commitabd6a7b2b560ea370b5561f53ec3a243910ae4fe (patch)
tree53cdc343afd72ebb0d13dd84be2f0a93e671b10c /src/vlibmemory
parent1dcb24c347a37a944af397851f29e4681fbc7a18 (diff)
api: Add FreeBSD specific mechanisms for unix sockets
FreeBSD doesn't support SCM_CREDENTIALS, but has an equivalent mechanism called SCM_CRED. This is documented in unix(4), use SCM_CREDS on FreeBSD. Type: improvement Change-Id: Iaf4ec0d68445239c06fa0eef6c25db7e3328e989 Signed-off-by: Tom Jones <thj@freebsd.org>
Diffstat (limited to 'src/vlibmemory')
-rw-r--r--src/vlibmemory/socket_client.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/vlibmemory/socket_client.c b/src/vlibmemory/socket_client.c
index 5fa19c6a9c0..ad28136dc07 100644
--- a/src/vlibmemory/socket_client.c
+++ b/src/vlibmemory/socket_client.c
@@ -22,6 +22,14 @@
#define _GNU_SOURCE
#include <sys/socket.h>
+#ifdef __FreeBSD__
+#define _WANT_UCRED
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/ucred.h>
+#include <sys/un.h>
+#endif /* __FreeBSD__ */
+
#include <svm/ssvm.h>
#include <vlibmemory/socket_client.h>
#include <vlibmemory/memory_client.h>
@@ -278,7 +286,11 @@ vl_sock_api_recv_fd_msg_internal (socket_client_main_t * scm, int fds[],
struct msghdr mh = { 0 };
struct iovec iov[1];
ssize_t size = 0;
+#ifdef __linux__
struct ucred *cr = 0;
+#elif __FreeBSD__
+ struct cmsgcred *cr = 0;
+#endif /* __linux__ */
struct cmsghdr *cmsg;
pid_t pid __attribute__ ((unused));
uid_t uid __attribute__ ((unused));
@@ -318,6 +330,7 @@ vl_sock_api_recv_fd_msg_internal (socket_client_main_t * scm, int fds[],
{
if (cmsg->cmsg_level == SOL_SOCKET)
{
+#ifdef __linux__
if (cmsg->cmsg_type == SCM_CREDENTIALS)
{
cr = (struct ucred *) CMSG_DATA (cmsg);
@@ -325,6 +338,15 @@ vl_sock_api_recv_fd_msg_internal (socket_client_main_t * scm, int fds[],
gid = cr->gid;
pid = cr->pid;
}
+#elif __FreeBSD__
+ if (cmsg->cmsg_type == SCM_CREDS)
+ {
+ cr = (struct cmsgcred *) CMSG_DATA (cmsg);
+ uid = cr->cmcred_uid;
+ gid = cr->cmcred_gid;
+ pid = cr->cmcred_pid;
+ }
+#endif /* __linux__ */
else if (cmsg->cmsg_type == SCM_RIGHTS)
{
clib_memcpy_fast (fds, CMSG_DATA (cmsg), sizeof (int) * n_fds);