asv1: use av_fast_padded_malloc()

[ffmpeg] / libavformat / os_support.c

diff --git a/libavformat/os_support.c b/libavformat/os_support.c
index fd6af3368a4e0d6850fde4a356a2bdacac7dcf79..889a005eebbdd36201b7a528aa5654adb40bdfd8 100644 (file)
--- a/libavformat/os_support.c
+++ b/libavformat/os_support.c
@@ -1,22 +1,22 @@
 /*
- * Various utilities for ffmpeg system
+ * various OS-feature replacement utilities
  * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
  * copyright (c) 2002 Francois Revol
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -25,13 +25,41 @@
 
 #include "config.h"
 #include "avformat.h"
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/time.h>
 #include "os_support.h"
 
+#if defined(_WIN32) && !defined(__MINGW32CE__)
+#include <windows.h>
+
+#undef open
+int ff_win32_open(const char *filename_utf8, int oflag, int pmode)
+{
+    int fd;
+    int num_chars;
+    wchar_t *filename_w;
+
+    /* convert UTF-8 to wide chars */
+    num_chars = MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, NULL, 0);
+    if (num_chars <= 0)
+        return -1;
+    filename_w = av_mallocz(sizeof(wchar_t) * num_chars);
+    MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, filename_w, num_chars);
+
+    fd = _wopen(filename_w, oflag, pmode);
+    av_freep(&filename_w);
+
+    /* filename maybe be in CP_ACP */
+    if (fd == -1 && !(oflag & O_CREAT))
+        return open(filename_utf8, oflag, pmode);
+
+    return fd;
+}
+#endif
+
 #if CONFIG_NETWORK
+#include <fcntl.h>
+#include <unistd.h>
 #if !HAVE_POLL_H
+#include <sys/time.h>
 #if HAVE_WINSOCK2_H
 #include <winsock2.h>
 #elif HAVE_SYS_SELECT_H
@@ -43,9 +71,8 @@
 
 #if !HAVE_INET_ATON
 #include <stdlib.h>
-#include <strings.h>
 
-int inet_aton (const char * str, struct in_addr * add)
+int ff_inet_aton (const char * str, struct in_addr * add)
 {
     unsigned int add1 = 0, add2 = 0, add3 = 0, add4 = 0;
 
@@ -58,6 +85,11 @@ int inet_aton (const char * str, struct in_addr * add)
 
     return 1;
 }
+#else
+int ff_inet_aton (const char * str, struct in_addr * add)
+{
+    return inet_aton(str, add);
+}
 #endif /* !HAVE_INET_ATON */
 
 #if !HAVE_GETADDRINFO
@@ -78,13 +110,14 @@ int ff_getaddrinfo(const char *node, const char *service,
         return win_getaddrinfo(node, service, hints, res);
 #endif
 
+    *res = NULL;
     sin = av_mallocz(sizeof(struct sockaddr_in));
     if (!sin)
         return EAI_FAIL;
     sin->sin_family = AF_INET;
 
     if (node) {
-        if (!inet_aton(node, &sin->sin_addr)) {
+        if (!ff_inet_aton(node, &sin->sin_addr)) {
             if (hints && (hints->ai_flags & AI_NUMERICHOST)) {
                 av_free(sin);
                 return EAI_FAIL;
@@ -216,41 +249,6 @@ const char *ff_gai_strerror(int ecode)
 }
 #endif
 
-/* resolve host with also IP address parsing */
-int resolve_host(struct in_addr *sin_addr, const char *hostname)
-{
-
-    if (!inet_aton(hostname, sin_addr)) {
-#if HAVE_GETADDRINFO
-        struct addrinfo *ai, *cur;
-        struct addrinfo hints;
-        memset(&hints, 0, sizeof(hints));
-        hints.ai_family = AF_INET;
-        if (getaddrinfo(hostname, NULL, &hints, &ai))
-            return -1;
-        /* getaddrinfo returns a linked list of addrinfo structs.
-         * Even if we set ai_family = AF_INET above, make sure
-         * that the returned one actually is of the correct type. */
-        for (cur = ai; cur; cur = cur->ai_next) {
-            if (cur->ai_family == AF_INET) {
-                *sin_addr = ((struct sockaddr_in *)cur->ai_addr)->sin_addr;
-                freeaddrinfo(ai);
-                return 0;
-            }
-        }
-        freeaddrinfo(ai);
-        return -1;
-#else
-        struct hostent *hp;
-        hp = gethostbyname(hostname);
-        if (!hp)
-            return -1;
-        memcpy(sin_addr, hp->h_addr_list[0], sizeof(struct in_addr));
-#endif
-    }
-    return 0;
-}
-
 int ff_socket_nonblock(int socket, int enable)
 {
 #if HAVE_WINSOCK2_H
@@ -262,9 +260,7 @@ int ff_socket_nonblock(int socket, int enable)
       return fcntl(socket, F_SETFL, fcntl(socket, F_GETFL) & ~O_NONBLOCK);
 #endif
 }
-#endif /* CONFIG_NETWORK */
 
-#if CONFIG_FFSERVER
 #if !HAVE_POLL_H
 int poll(struct pollfd *fds, nfds_t numfds, int timeout)
 {
@@ -322,7 +318,7 @@ int poll(struct pollfd *fds, nfds_t numfds, int timeout)
     if (rc < 0)
         return rc;
 
-    for(i = 0; i < (nfds_t) n; i++) {
+    for(i = 0; i < numfds; i++) {
         fds[i].revents = 0;
 
         if (FD_ISSET(fds[i].fd, &read_set))      fds[i].revents |= POLLIN;
@@ -333,5 +329,4 @@ int poll(struct pollfd *fds, nfds_t numfds, int timeout)
     return rc;
 }
 #endif /* HAVE_POLL_H */
-#endif /* CONFIG_FFSERVER */
-
+#endif /* CONFIG_NETWORK */