make some tran_sock functions static (#409)

Signed-off-by: John Levon <john.levon@nutanix.com>
Reviewed-by: Thanos Makatos <thanos.makatos@nutanix.com>

2 files changed, 5 insertions, 18 deletions

diff --git a/lib/tran_sock.c b/lib/tran_sock.c
index 268b2b4..4acde3b 100644
--- a/lib/tran_sock.c
+++ b/lib/tran_sock.c
@@ -140,7 +140,10 @@ tran_sock_send(int sock, uint16_t msg_id, bool is_reply,
                                 ARRAY_SIZE(iovecs), NULL, 0, 0);
 }
 
-int
+/*
+ * Send an empty reply back to the other end with the given errno.
+ */
+static int
 tran_sock_send_error(int sock, uint16_t msg_id,
                      enum vfio_user_command cmd,
                      int error)
@@ -204,7 +207,7 @@ get_msg(void *data, size_t len, int *fds, size_t *nr_fds, int sock_fd,
  * when we're going to return > 0 on success, and even then "errno" might be
  * better.
  */
-int
+static int
 tran_sock_recv_fds(int sock, struct vfio_user_header *hdr, bool is_reply,
                    uint16_t *msg_id, void *data, size_t *len, int *fds,
                    size_t *nr_fds)
diff --git a/lib/tran_sock.h b/lib/tran_sock.h
index eb7658b..ecf8bf8 100644
--- a/lib/tran_sock.h
+++ b/lib/tran_sock.h
@@ -72,13 +72,6 @@ tran_sock_send(int sock, uint16_t msg_id, bool is_reply,
                enum vfio_user_command cmd, void *data, size_t data_len);
 
 /*
- * Send an empty reply back to the other end with the given errno.
- */
-int
-tran_sock_send_error(int sock, uint16_t msg_id,
-                     enum vfio_user_command cmd, int error);
-
-/*
  * Receive a message from the other end, and place the data into the given
  * buffer. If data is supplied by the other end, it must be exactly *len in
  * size.
@@ -88,15 +81,6 @@ tran_sock_recv(int sock, struct vfio_user_header *hdr, bool is_reply,
                uint16_t *msg_id, void *data, size_t *len);
 
 /*
- * Same as tran_sock_recv except it receives passed file descriptors. See
- * tran_sock_msg on the semantics of @fds and @nr_fds.
- */
-int
-tran_sock_recv_fds(int sock, struct vfio_user_header *hdr, bool is_reply,
-                   uint16_t *msg_id, void *data, size_t *len, int *fds,
-                   size_t *nr_fds);
-
-/*
  * Receive a message from the other end, but automatically allocate a buffer for
  * it, which must be freed by the caller.  If there is no data, *datap is set to
  * NULL.