Re: [FFmpeg-devel] [PATCH] workaround for IOS9 getaddrinfo in IPv6 only network use hardcode IPv4 address can not resolve port number.

[Dave Yeo]

On 08/24/16 03:46 AM, liu jc wrote:
Signed-off-by: liujingchao <jc...@outlook.com>
---
  libavformat/tcp.c | 8 ++++++++
  1 file changed, 8 insertions(+)
  mode change 100644 => 100755 libavformat/tcp.c
diff --git a/libavformat/tcp.c b/libavformat/tcp.c
old mode 100644
new mode 100755
index c105479..fd10a56
--- a/libavformat/tcp.c
+++ b/libavformat/tcp.c
@@ -122,6 +122,14 @@ static int tcp_open(URLContext *h, const char *uri, int 
flags)
      cur_ai = ai;

   restart:
+    // workaround for IOS9 getaddrinfo in IPv6 only network use hardcode IPv4 
address can not resolve port number.
+    if (cur_ai->ai_family == AF_INET6){
+        struct sockaddr_in6 * sockaddr_v6 = (struct sockaddr_in6 
*)cur_ai->ai_addr;
+        if (!sockaddr_v6->sin6_port){
+            sockaddr_v6->sin6_port = htons(port);
+        }
+    }
+
      fd = ff_socket(cur_ai->ai_family,
                     cur_ai->ai_socktype,
                     cur_ai->ai_protocol);


src/libavformat/tcp.c: In function 'tcp_open':
src/libavformat/tcp.c:128:25: error: dereferencing pointer to incomplete 
type
         if (!sockaddr_v6->sin6_port){
                         ^
src/libavformat/tcp.c:129:24: error: dereferencing pointer to incomplete 
type
             sockaddr_v6->sin6_port = htons(port);
                        ^
make: *** [libavformat/tcp.o] Error 1
make: *** Waiting for unfinished jobs....

Dave

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