/*
- * various utilities for ffmpeg system
+ * various OS-feature replacement utilities
* copyright (c) 2000, 2001, 2002 Fabrice Bellard
*
- * 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
*/
-#ifndef _OS_SUPPORT_H
-#define _OS_SUPPORT_H
+#ifndef AVFORMAT_OS_SUPPORT_H
+#define AVFORMAT_OS_SUPPORT_H
/**
- * @file os_support.h
+ * @file
* miscellaneous OS support macros and functions.
- *
- * - socklen_t typedef (BeOS, Innotek libc)
- * - usleep() (Win32, BeOS, OS/2)
- * - lseek() (Win32)
- * - floatf() (OS/2)
- * - strcasecmp() (OS/2)
- * - closesocket()
- * - poll() (BeOS, MinGW)
*/
-#if defined(__BEOS__) || defined(__INNOTEK_LIBC__)
-typedef int socklen_t;
+#include "config.h"
+
+#include <sys/stat.h>
+
+#ifdef _WIN32
+#if HAVE_DIRECT_H
+#include <direct.h>
+#endif
+#if HAVE_IO_H
+#include <io.h>
+#endif
#endif
-#ifdef __MINGW32__
-__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
-// # include <windows.h>
-# define usleep(t) Sleep((t) / 1000)
+#if defined(_WIN32) && !defined(__MINGW32CE__)
# include <fcntl.h>
+# undef lseek
# define lseek(f,p,w) _lseeki64((f), (p), (w))
-# define HAVE_CLOSESOCKET 1
+# undef stat
+# define stat _stati64
+# undef fstat
+# define fstat(f,s) _fstati64((f), (s))
+#endif /* defined(_WIN32) && !defined(__MINGW32CE__) */
+
+static inline int is_dos_path(const char *path)
+{
+#if HAVE_DOS_PATHS
+ if (path[0] && path[1] == ':')
+ return 1;
#endif
+ return 0;
+}
-#ifdef __BEOS__
-# include <sys/socket.h>
-# include <netinet/in.h>
- /* not net_server ? */
-# if IPPROTO_TCP != 6
-# define HAVE_CLOSESOCKET 1
-# endif
-# include <BeBuild.h>
- /* R5 didn't have usleep, fake it. Haiku and Zeta has it now. */
-# if B_BEOS_VERSION <= B_BEOS_VERSION_5
-# include <OS.h>
- /* doesn't set errno but that's enough */
-# define usleep(t) snooze((bigtime_t)(t))
-# endif
+#if defined(__OS2__) || defined(__Plan9__)
+#define SHUT_RD 0
+#define SHUT_WR 1
+#define SHUT_RDWR 2
#endif
-#if defined(CONFIG_OS2)
-#include <stdlib.h>
-static inline int usleep(unsigned int t) { return _sleep2(t / 1000); }
-static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); }
+#if defined(_WIN32)
+#define SHUT_RD SD_RECEIVE
+#define SHUT_WR SD_SEND
+#define SHUT_RDWR SD_BOTH
+
+#ifndef S_IRUSR
+#define S_IRUSR S_IREAD
+#endif
+#ifndef S_IWUSR
+#define S_IWUSR S_IWRITE
+#endif
+#endif
+
+#if CONFIG_NETWORK
+#if !HAVE_SOCKLEN_T
+typedef int socklen_t;
#endif
/* most of the time closing a socket is just closing an fd */
-#if HAVE_CLOSESOCKET != 1
+#if !HAVE_CLOSESOCKET
#define closesocket close
#endif
-#ifndef HAVE_SYS_POLL_H
+#if !HAVE_POLL_H
typedef unsigned long nfds_t;
+#if HAVE_WINSOCK2_H
+#include <winsock2.h>
+#endif
+#if !HAVE_STRUCT_POLLFD
struct pollfd {
int fd;
short events; /* events to look for */
- short revents; /* events that occured */
+ short revents; /* events that occurred */
};
/* events & revents */
#define POLLERR 0x0004 /* errors pending */
#define POLLHUP 0x0080 /* disconnected */
#define POLLNVAL 0x1000 /* invalid file descriptor */
+#endif
+
+
+int ff_poll(struct pollfd *fds, nfds_t numfds, int timeout);
+#define poll ff_poll
+#endif /* HAVE_POLL_H */
+#endif /* CONFIG_NETWORK */
+
+#if defined(__MINGW32CE__)
+#define mkdir(a, b) _mkdir(a)
+#elif defined(_WIN32)
+#include <stdio.h>
+#include <windows.h>
+#include "libavutil/wchar_filename.h"
+
+#define DEF_FS_FUNCTION(name, wfunc, afunc) \
+static inline int win32_##name(const char *filename_utf8) \
+{ \
+ wchar_t *filename_w; \
+ int ret; \
+ \
+ if (utf8towchar(filename_utf8, &filename_w)) \
+ return -1; \
+ if (!filename_w) \
+ goto fallback; \
+ \
+ ret = wfunc(filename_w); \
+ av_free(filename_w); \
+ return ret; \
+ \
+fallback: \
+ /* filename may be be in CP_ACP */ \
+ return afunc(filename_utf8); \
+}
+
+DEF_FS_FUNCTION(unlink, _wunlink, _unlink)
+DEF_FS_FUNCTION(mkdir, _wmkdir, _mkdir)
+DEF_FS_FUNCTION(rmdir, _wrmdir , _rmdir)
+static inline int win32_rename(const char *src_utf8, const char *dest_utf8)
+{
+ wchar_t *src_w, *dest_w;
+ int ret;
-extern int poll(struct pollfd *fds, nfds_t numfds, int timeout);
-#endif /* HAVE_SYS_POLL_H */
+ if (utf8towchar(src_utf8, &src_w))
+ return -1;
+ if (utf8towchar(dest_utf8, &dest_w)) {
+ av_free(src_w);
+ return -1;
+ }
+ if (!src_w || !dest_w) {
+ av_free(src_w);
+ av_free(dest_w);
+ goto fallback;
+ }
+
+ ret = MoveFileExW(src_w, dest_w, MOVEFILE_REPLACE_EXISTING);
+ av_free(src_w);
+ av_free(dest_w);
+ // Lacking proper mapping from GetLastError() error codes to errno codes
+ if (ret)
+ errno = EPERM;
+ return ret;
+
+fallback:
+ /* filename may be be in CP_ACP */
+#if HAVE_MOVEFILEEXA
+ ret = MoveFileExA(src_utf8, dest_utf8, MOVEFILE_REPLACE_EXISTING);
+ if (ret)
+ errno = EPERM;
+#else
+ /* Windows Phone doesn't have MoveFileExA. However, it's unlikely
+ * that anybody would input filenames in CP_ACP there, so this
+ * fallback is kept mostly for completeness. Alternatively we could
+ * do MultiByteToWideChar(CP_ACP) and use MoveFileExW, but doing
+ * explicit conversions with CP_ACP is allegedly forbidden in windows
+ * store apps (or windows phone), and the notion of a native code page
+ * doesn't make much sense there. */
+ ret = rename(src_utf8, dest_utf8);
+#endif
+ return ret;
+}
+
+#define mkdir(a, b) win32_mkdir(a)
+#define rename win32_rename
+#define rmdir win32_rmdir
+#define unlink win32_unlink
+
+#endif
-#endif /* _OS_SUPPORT_H */
+#endif /* AVFORMAT_OS_SUPPORT_H */