1 files changed, 132 insertions, 0 deletions
diff --git a/pjlib/src/pj/sock_qos_bsd.c b/pjlib/src/pj/sock_qos_bsd.c
new file mode 100644
index 0000000..ca28653
--- /dev/null
+++ b/pjlib/src/pj/sock_qos_bsd.c
@@ -0,0 +1,132 @@
+/* $Id: sock_qos_bsd.c 3553 2011-05-05 06:14:19Z nanang $ */
+/* 
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+#include <pj/sock_qos.h>
+#include <pj/assert.h>
+#include <pj/errno.h>
+#include <pj/string.h>
+
+/* This is the implementation of QoS with BSD socket's setsockopt(),
+ * using IP_TOS and SO_PRIORITY
+ */ 
+#if !defined(PJ_QOS_IMPLEMENTATION) || PJ_QOS_IMPLEMENTATION==PJ_QOS_BSD
+
+PJ_DEF(pj_status_t) pj_sock_set_qos_params(pj_sock_t sock,
+					   pj_qos_params *param)
+{
+    pj_status_t last_err = PJ_ENOTSUP;
+    pj_status_t status;
+
+    /* No op? */
+    if (!param->flags)
+	return PJ_SUCCESS;
+
+    /* Clear WMM field since we don't support it */
+    param->flags &= ~(PJ_QOS_PARAM_HAS_WMM);
+
+    /* Set TOS/DSCP */
+    if (param->flags & PJ_QOS_PARAM_HAS_DSCP) {
+	/* Value is dscp_val << 2 */
+	int val = (param->dscp_val << 2);
+	status = pj_sock_setsockopt(sock, pj_SOL_IP(), pj_IP_TOS(), 
+				    &val, sizeof(val));
+	if (status != PJ_SUCCESS) {
+	    param->flags &= ~(PJ_QOS_PARAM_HAS_DSCP);
+	    last_err = status;
+	}
+    }
+
+    /* Set SO_PRIORITY */
+    if (param->flags & PJ_QOS_PARAM_HAS_SO_PRIO) {
+	int val = param->so_prio;
+	status = pj_sock_setsockopt(sock, pj_SOL_SOCKET(), pj_SO_PRIORITY(),
+				    &val, sizeof(val));
+	if (status != PJ_SUCCESS) {
+	    param->flags &= ~(PJ_QOS_PARAM_HAS_SO_PRIO);
+	    last_err = status;
+	}
+    }
+
+    return param->flags ? PJ_SUCCESS : last_err;
+}
+
+PJ_DEF(pj_status_t) pj_sock_set_qos_type(pj_sock_t sock,
+					 pj_qos_type type)
+{
+    pj_qos_params param;
+    pj_status_t status;
+
+    status = pj_qos_get_params(type, &param);
+    if (status != PJ_SUCCESS)
+	return status;
+
+    return pj_sock_set_qos_params(sock, &param);
+}
+
+
+PJ_DEF(pj_status_t) pj_sock_get_qos_params(pj_sock_t sock,
+					   pj_qos_params *p_param)
+{
+    pj_status_t last_err = PJ_ENOTSUP;
+    int val, optlen;
+    pj_status_t status;
+
+    pj_bzero(p_param, sizeof(*p_param));
+
+    /* Get DSCP/TOS value */
+    optlen = sizeof(val);
+    status = pj_sock_getsockopt(sock, pj_SOL_IP(), pj_IP_TOS(), 
+				&val, &optlen);
+    if (status == PJ_SUCCESS) {
+	p_param->flags |= PJ_QOS_PARAM_HAS_DSCP;
+	p_param->dscp_val = (pj_uint8_t)(val >> 2);
+    } else {
+	last_err = status;
+    }
+
+    /* Get SO_PRIORITY */
+    optlen = sizeof(val);
+    status = pj_sock_getsockopt(sock, pj_SOL_SOCKET(), pj_SO_PRIORITY(),
+				&val, &optlen);
+    if (status == PJ_SUCCESS) {
+	p_param->flags |= PJ_QOS_PARAM_HAS_SO_PRIO;
+	p_param->so_prio = (pj_uint8_t)val;
+    } else {
+	last_err = status;
+    }
+
+    /* WMM is not supported */
+
+    return p_param->flags ? PJ_SUCCESS : last_err;
+}
+
+PJ_DEF(pj_status_t) pj_sock_get_qos_type(pj_sock_t sock,
+					 pj_qos_type *p_type)
+{
+    pj_qos_params param;
+    pj_status_t status;
+
+    status = pj_sock_get_qos_params(sock, &param);
+    if (status != PJ_SUCCESS)
+	return status;
+
+    return pj_qos_get_type(&param, p_type);
+}
+
+#endif	/* PJ_QOS_IMPLEMENTATION */
+