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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:36:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:36:56 +0000
commit51de1d8436100f725f3576aefa24a2bd2057bc28 (patch)
treec6d1d5264b6d40a8d7ca34129f36b7d61e188af3 /osdep/io.h
parentInitial commit. (diff)
downloadmpv-51de1d8436100f725f3576aefa24a2bd2057bc28.tar.xz
mpv-51de1d8436100f725f3576aefa24a2bd2057bc28.zip
Adding upstream version 0.37.0.upstream/0.37.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'osdep/io.h')
-rw-r--r--osdep/io.h232
1 files changed, 232 insertions, 0 deletions
diff --git a/osdep/io.h b/osdep/io.h
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+++ b/osdep/io.h
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+/*
+ * 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>
+
+#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);
+#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, ...);
+int mp_fprintf(FILE *stream, const char *format, ...);
+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