Close #1681:

 - Added compile-time settings PJMEDIA_TRANSPORT_SO_RCVBUF_SIZE and PJMEDIA_TRANSPORT_SO_SNDBUF_SIZE. The default values are both 64 KB when PJMEDIA_HAS_VIDEO is set, otherwise just zero (socket buffer size uses OS default). The settings will be applied to media transport UDP and ICE.
 - Also added run-time settings so_sndbuf_size and so_rcvbuf_size into ICE stream transport, STUN socket, and TURN socket. Default values are all zero.




git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4538 74dad513-b988-da41-8d7b-12977e46ad98

1 files changed, 21 insertions, 0 deletions

diff --git a/pjlib/include/pj/sock.h b/pjlib/include/pj/sock.h
index 4011f21a..b7d1cb05 100644
--- a/pjlib/include/pj/sock.h
+++ b/pjlib/include/pj/sock.h
@@ -1307,6 +1307,27 @@ PJ_DECL(pj_status_t) pj_sock_setsockopt( pj_sock_t sockfd,
 
 
 /**
+ * Helper function to set socket buffer size using #pj_sock_setsockopt()
+ * with capability to auto retry with lower buffer setting value until
+ * the highest possible value is successfully set.
+ *
+ * @param sockfd	The socket descriptor.
+ * @param optname	The option name, valid values are pj_SO_RCVBUF()
+ *			and pj_SO_SNDBUF().
+ * @param auto_retry	Option whether auto retry with lower value is
+ *			enabled.
+ * @param buf_size	On input, specify the prefered buffer size setting,
+ *			on output, the buffer size setting applied.
+ *
+ * @return		PJ_SUCCESS or the status code.
+ */
+PJ_DECL(pj_status_t) pj_sock_setsockopt_sobuf( pj_sock_t sockfd,
+					       pj_uint16_t optname,
+					       pj_bool_t auto_retry,
+					       unsigned *buf_size);
+
+
+/**
  * Receives data stream or message coming to the specified socket.
  *
  * @param sockfd	The socket descriptor.