From ff6237a38269281dc7fc55c33f49b67c167ea491 Mon Sep 17 00:00:00 2001
From: Jerry <isjerryxiao@outlook.com>
Date: Fri, 11 Nov 2022 01:24:51 +0800
Subject: [PATCH] priv_fix

---
 pjproject-2.11.1/pjlib/src/pj/sock_common.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/pjproject-2.11.1/pjlib/src/pj/sock_common.c b/pjproject-2.11.1/pjlib/src/pj/sock_common.c
index 96cd6b5..e1e9606 100644
--- a/pjproject-2.11.1/pjlib/src/pj/sock_common.c
+++ b/pjproject-2.11.1/pjlib/src/pj/sock_common.c
@@ -733,6 +733,27 @@ PJ_DEF(pj_status_t) pj_sockaddr_parse( int af, unsigned options,
 
 /* Resolve the IP address of local machine */
 PJ_DEF(pj_status_t) pj_gethostip(int af, pj_sockaddr *addr)
+{
+    char *bind = NULL;
+    if (af == PJ_AF_INET) {
+        bind = getenv("PJSIP_BIND4");
+    }
+    else if (af == PJ_AF_INET6) {
+        bind = getenv("PJSIP_BIND6");
+    }
+    if (bind) {
+        pj_str_t pjbind = pj_str(bind);
+        pj_sockaddr dst_addr;
+        pj_status_t status = pj_sockaddr_init(af, &dst_addr, &pjbind, 0);
+        if (status == PJ_SUCCESS) {
+            pj_sockaddr_cp(addr, &dst_addr);
+            printf("---------- af:%d, bind:%s, PJ_SUCCESS:%d\n", af, bind, status);
+            return status;
+        }
+    }
+    return _pj_gethostip(af, addr);
+}
+pj_status_t _pj_gethostip(int af, pj_sockaddr *addr)
 {
     unsigned i, count, cand_cnt;
     enum {