mirror of https://github.com/mpv-player/mpv
245 lines
6.4 KiB
C
245 lines
6.4 KiB
C
/*
|
|
* unicode/utf-8 I/O helpers and wrappers for Windows
|
|
*
|
|
* This file is part of mpv.
|
|
*
|
|
* mpv 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.
|
|
*
|
|
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef MPLAYER_OSDEP_IO
|
|
#define MPLAYER_OSDEP_IO
|
|
|
|
#include "config.h"
|
|
#include <stdbool.h>
|
|
#include <stdint.h>
|
|
#include <limits.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include <locale.h>
|
|
|
|
#include "compiler.h"
|
|
|
|
#if HAVE_GLOB_POSIX
|
|
#include <glob.h>
|
|
#endif
|
|
|
|
#if HAVE_ANDROID
|
|
# include <unistd.h>
|
|
# include <stdio.h>
|
|
|
|
// replace lseek with the 64bit variant
|
|
#ifdef lseek
|
|
# undef lseek
|
|
#endif
|
|
#define lseek(f,p,w) lseek64((f), (p), (w))
|
|
|
|
// replace possible fseeko with a
|
|
// lseek64 based solution.
|
|
#ifdef fseeko
|
|
# undef fseeko
|
|
#endif
|
|
static inline int mp_fseeko(FILE* fp, off64_t offset, int whence) {
|
|
int ret = -1;
|
|
if ((ret = fflush(fp)) != 0) {
|
|
return ret;
|
|
}
|
|
|
|
return lseek64(fileno(fp), offset, whence) >= 0 ? 0 : -1;
|
|
}
|
|
#define fseeko(f,p,w) mp_fseeko((f), (p), (w))
|
|
|
|
#endif // HAVE_ANDROID
|
|
|
|
#ifndef O_BINARY
|
|
#define O_BINARY 0
|
|
#endif
|
|
|
|
// This is in POSIX.1-2008, but support outside of Linux is scarce.
|
|
#ifndef O_CLOEXEC
|
|
#define O_CLOEXEC 0
|
|
#endif
|
|
#ifndef FD_CLOEXEC
|
|
#define FD_CLOEXEC 0
|
|
#endif
|
|
|
|
bool mp_set_cloexec(int fd);
|
|
int mp_make_cloexec_pipe(int pipes[2]);
|
|
int mp_make_wakeup_pipe(int pipes[2]);
|
|
void mp_flush_wakeup_pipe(int pipe_end);
|
|
|
|
#ifdef _WIN32
|
|
|
|
#include <wchar.h>
|
|
wchar_t *mp_from_utf8(void *talloc_ctx, const char *s);
|
|
char *mp_to_utf8(void *talloc_ctx, const wchar_t *s);
|
|
|
|
// Use this in win32-specific code rather than PATH_MAX or MAX_PATH.
|
|
// This is necessary because we declare long-path aware support which raises
|
|
// the effective limit without affecting any defines.
|
|
// The actual limit is 32767 but there's a few edge cases that reduce
|
|
// it. So pick this nice round number.
|
|
// Note that this is wchars, not chars.
|
|
#define MP_PATH_MAX (32000)
|
|
|
|
#endif
|
|
|
|
#ifdef __CYGWIN__
|
|
#include <io.h>
|
|
#endif
|
|
|
|
#ifdef __MINGW32__
|
|
|
|
#include <stdio.h>
|
|
#include <dirent.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
|
|
int mp_printf(const char *format, ...) PRINTF_ATTRIBUTE(1, 2);
|
|
int mp_fprintf(FILE *stream, const char *format, ...) PRINTF_ATTRIBUTE(2, 3);
|
|
int mp_open(const char *filename, int oflag, ...);
|
|
int mp_creat(const char *filename, int mode);
|
|
int mp_rename(const char *oldpath, const char *newpath);
|
|
FILE *mp_fopen(const char *filename, const char *mode);
|
|
DIR *mp_opendir(const char *path);
|
|
struct dirent *mp_readdir(DIR *dir);
|
|
int mp_closedir(DIR *dir);
|
|
int mp_mkdir(const char *path, int mode);
|
|
char *mp_win32_getcwd(char *buf, size_t size);
|
|
char *mp_getenv(const char *name);
|
|
|
|
#ifdef environ /* mingw defines it as _environ */
|
|
#undef environ
|
|
#endif
|
|
#define environ (*mp_penviron()) /* ensure initialization and l-value */
|
|
char ***mp_penviron(void);
|
|
|
|
off_t mp_lseek(int fd, off_t offset, int whence);
|
|
void *mp_dlopen(const char *filename, int flag);
|
|
void *mp_dlsym(void *handle, const char *symbol);
|
|
char *mp_dlerror(void);
|
|
|
|
// mp_stat types. MSVCRT's dev_t and ino_t are way too short to be unique.
|
|
typedef uint64_t mp_dev_t_;
|
|
#ifdef _WIN64
|
|
typedef unsigned __int128 mp_ino_t_;
|
|
#else
|
|
// 32-bit Windows doesn't have a __int128-type, which means ReFS file IDs will
|
|
// be truncated and might collide. This is probably not a problem because ReFS
|
|
// is not available in consumer versions of Windows.
|
|
typedef uint64_t mp_ino_t_;
|
|
#endif
|
|
#define dev_t mp_dev_t_
|
|
#define ino_t mp_ino_t_
|
|
|
|
// mp_stat uses a different structure to MSVCRT, with 64-bit inodes
|
|
struct mp_stat {
|
|
dev_t st_dev;
|
|
ino_t st_ino;
|
|
unsigned short st_mode;
|
|
unsigned int st_nlink;
|
|
short st_uid;
|
|
short st_gid;
|
|
dev_t st_rdev;
|
|
int64_t st_size;
|
|
time_t st_atime;
|
|
time_t st_mtime;
|
|
time_t st_ctime;
|
|
};
|
|
|
|
int mp_stat(const char *path, struct mp_stat *buf);
|
|
int mp_fstat(int fd, struct mp_stat *buf);
|
|
|
|
typedef struct {
|
|
size_t gl_pathc;
|
|
char **gl_pathv;
|
|
size_t gl_offs;
|
|
void *ctx;
|
|
} mp_glob_t;
|
|
|
|
// glob-win.c
|
|
int mp_glob(const char *restrict pattern, int flags,
|
|
int (*errfunc)(const char*, int), mp_glob_t *restrict pglob);
|
|
void mp_globfree(mp_glob_t *pglob);
|
|
|
|
#define printf(...) mp_printf(__VA_ARGS__)
|
|
#define fprintf(...) mp_fprintf(__VA_ARGS__)
|
|
#define open(...) mp_open(__VA_ARGS__)
|
|
#define creat(...) mp_creat(__VA_ARGS__)
|
|
#define rename(...) mp_rename(__VA_ARGS__)
|
|
#define fopen(...) mp_fopen(__VA_ARGS__)
|
|
#define opendir(...) mp_opendir(__VA_ARGS__)
|
|
#define readdir(...) mp_readdir(__VA_ARGS__)
|
|
#define closedir(...) mp_closedir(__VA_ARGS__)
|
|
#define mkdir(...) mp_mkdir(__VA_ARGS__)
|
|
#define getcwd(...) mp_win32_getcwd(__VA_ARGS__)
|
|
#define getenv(...) mp_getenv(__VA_ARGS__)
|
|
|
|
#undef lseek
|
|
#define lseek(...) mp_lseek(__VA_ARGS__)
|
|
|
|
#define RTLD_NOW 0
|
|
#define RTLD_LOCAL 0
|
|
#define dlopen(fn,fg) mp_dlopen((fn), (fg))
|
|
#define dlsym(h,s) mp_dlsym((h), (s))
|
|
#define dlerror mp_dlerror
|
|
|
|
// Affects both "stat()" and "struct stat".
|
|
#undef stat
|
|
#define stat mp_stat
|
|
|
|
#undef fstat
|
|
#define fstat(...) mp_fstat(__VA_ARGS__)
|
|
|
|
#define utime(...) _utime(__VA_ARGS__)
|
|
#define utimbuf _utimbuf
|
|
|
|
void *mmap(void *addr, size_t length, int prot, int flags, int fd, off_t offset);
|
|
int munmap(void *addr, size_t length);
|
|
int msync(void *addr, size_t length, int flags);
|
|
#define PROT_READ 1
|
|
#define PROT_WRITE 2
|
|
#define MAP_SHARED 1
|
|
#define MAP_FAILED ((void *)-1)
|
|
#define MS_ASYNC 1
|
|
#define MS_SYNC 2
|
|
#define MS_INVALIDATE 4
|
|
|
|
#ifndef GLOB_NOMATCH
|
|
#define GLOB_NOMATCH 3
|
|
#endif
|
|
|
|
#define glob_t mp_glob_t
|
|
#define glob(...) mp_glob(__VA_ARGS__)
|
|
#define globfree(...) mp_globfree(__VA_ARGS__)
|
|
|
|
// These are stubs since there is not anything that helps with this on Windows.
|
|
#define locale_t int
|
|
#define LC_CTYPE_MASK 0
|
|
locale_t newlocale(int, const char *, locale_t);
|
|
locale_t uselocale(locale_t);
|
|
void freelocale(locale_t);
|
|
|
|
#else /* __MINGW32__ */
|
|
|
|
#include <sys/mman.h>
|
|
|
|
extern char **environ;
|
|
|
|
#endif /* __MINGW32__ */
|
|
|
|
int mp_mkostemps(char *template, int suffixlen, int flags);
|
|
|
|
#endif
|