X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fos_support.h;h=6cc6d9aa2b7972557caf7c514646ceb4095da486;hb=abdc7e403e003e97a0dcc4499ac319bf854aeead;hp=1c57895ab6f1cc4384099c2f5fd8dd45f2d19701;hpb=72be9e73ae76769d1fa6b11f8086d5ad429ae2ed;p=ffmpeg diff --git a/libavformat/os_support.h b/libavformat/os_support.h index 1c57895ab6f..6cc6d9aa2b7 100644 --- a/libavformat/os_support.h +++ b/libavformat/os_support.h @@ -1,74 +1,104 @@ /* - * 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 FFMPEG_OS_SUPPORT_H -#define FFMPEG_OS_SUPPORT_H +#ifndef AVFORMAT_OS_SUPPORT_H +#define AVFORMAT_OS_SUPPORT_H /** - * @file os_support.h + * @file * miscellaneous OS support macros and functions. */ -#ifndef HAVE_SOCKLEN_T -typedef int socklen_t; +#include "config.h" + +#include + +#ifdef _WIN32 +#if HAVE_DIRECT_H +#include +#endif +#if HAVE_IO_H +#include +#endif #endif -#ifdef __MINGW32__ -__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds); -// # include -# define usleep(t) Sleep((t) / 1000) +#if defined(_WIN32) && !defined(__MINGW32CE__) # include +# undef lseek # define lseek(f,p,w) _lseeki64((f), (p), (w)) +# 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 -# include - /* not net_server ? */ -# include - /* R5 didn't have usleep, fake it. Haiku and Zeta has it now. */ -# if B_BEOS_VERSION <= B_BEOS_VERSION_5 -# include - /* doesn't set errno but that's enough */ -# define usleep(t) snooze((bigtime_t)(t)) -# endif -# ifndef SA_RESTART -# warning SA_RESTART not implemented; ffserver might misbehave. -# define SA_RESTART 0 -# endif +#if defined(__OS2__) || defined(__Plan9__) +#define SHUT_RD 0 +#define SHUT_WR 1 +#define SHUT_RDWR 2 +#endif + +#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 */ -#ifndef HAVE_CLOSESOCKET +#if !HAVE_CLOSESOCKET #define closesocket close #endif -#ifdef CONFIG_FFSERVER -#ifndef HAVE_SYS_POLL_H +#if !HAVE_POLL_H typedef unsigned long nfds_t; +#if HAVE_WINSOCK2_H +#include +#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 */ @@ -84,10 +114,107 @@ struct pollfd { #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 +#include +#include "libavutil/wchar_filename.h" + +#ifdef WINAPI_FAMILY +#include +// If a WINAPI_FAMILY is defined, check that the desktop API subset +// is enabled +#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP) +#define USE_MOVEFILEEXA +#endif +#else +// If no WINAPI_FAMILY is defined, assume the full API subset +#define USE_MOVEFILEEXA +#endif + +#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) -extern int poll(struct pollfd *fds, nfds_t numfds, int timeout); -#endif /* HAVE_SYS_POLL_H */ -#endif /* CONFIG_FFSERVER */ +static inline int win32_rename(const char *src_utf8, const char *dest_utf8) +{ + wchar_t *src_w, *dest_w; + int ret; + + 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 */ +#ifdef USE_MOVEFILEEXA + ret = MoveFileExA(src_utf8, dest_utf8, MOVEFILE_REPLACE_EXISTING); + if (ret) + errno = EPERM; +#else + /* Windows Phone doesn't have MoveFileExA, and for Windows Store apps, + * it is available but not allowed by the app certification kit. 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 /* FFMPEG_OS_SUPPORT_H */ +#endif /* AVFORMAT_OS_SUPPORT_H */