win32: new functions: getpeername(2), mingw_spawn_detach()

Implement getpeername(2).

Add mingw_spawn_detach() to allow the spawned process to detach from
the console.

1 files changed, 12 insertions, 0 deletions

diff --git a/win32/net.c b/win32/net.c
index 2341119b0..01fa16a4e 100644
--- a/win32/net.c
+++ b/win32/net.c
@@ -99,3 +99,15 @@ int mingw_accept(int sockfd1, struct sockaddr *sa, socklen_t *sz)
         }
         return sockfd2;
 }
+
+#undef getpeername
+int mingw_getpeername(int fd, struct sockaddr *sa, socklen_t *sz)
+{
+        SOCKET sock = (SOCKET)_get_osfhandle(fd);
+
+        if (sock == INVALID_SOCKET) {
+                errno = EBADF;
+                return -1;
+        }
+        return getpeername(sock, sa, sz);
+}