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-rw-r--r--osdep/io.c185
-rw-r--r--osdep/io.h76
2 files changed, 261 insertions, 0 deletions
diff --git a/osdep/io.c b/osdep/io.c
new file mode 100644
index 0000000000..88433184f4
--- /dev/null
+++ b/osdep/io.c
@@ -0,0 +1,185 @@
+/*
+ * unicode/utf-8 I/O helpers and wrappers for Windows
+ *
+ * This file is part of mplayer2.
+ * Contains parts based on libav code (http://libav.org).
+ *
+ * mplayer2 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * mplayer2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with mplayer2. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifdef _WIN32
+
+#include <windows.h>
+#include <wchar.h>
+#include <stdio.h>
+#include <stddef.h>
+
+#include "osdep/io.h"
+#include "talloc.h"
+
+//copied and modified from libav
+//http://git.libav.org/?p=libav.git;a=blob;f=libavformat/os_support.c;h=a0fcd6c9ba2be4b0dbcc476f6c53587345cc1152;hb=HEADl30
+
+wchar_t *mp_from_utf8(void *talloc_ctx, const char *s)
+{
+ int count = MultiByteToWideChar(CP_UTF8, 0, s, -1, NULL, 0);
+ if (count <= 0)
+ abort();
+ wchar_t *ret = talloc_array(talloc_ctx, wchar_t, count);
+ MultiByteToWideChar(CP_UTF8, 0, s, -1, ret, count);
+ return ret;
+}
+
+char *mp_to_utf8(void *talloc_ctx, const wchar_t *s)
+{
+ int count = WideCharToMultiByte(CP_UTF8, 0, s, -1, NULL, 0, NULL, NULL);
+ if (count <= 0)
+ abort();
+ char *ret = talloc_array(talloc_ctx, char, count);
+ WideCharToMultiByte(CP_UTF8, 0, s, -1, ret, count, NULL, NULL);
+ return ret;
+}
+
+#endif // _WIN32
+
+#ifdef __MINGW32__
+
+#include <io.h>
+#include <fcntl.h>
+
+//http://git.libav.org/?p=libav.git;a=blob;f=cmdutils.c;h=ade3f10ce2fc030e32e375a85fbd06c26d43a433#l161
+
+static char** win32_argv_utf8;
+static int win32_argc;
+
+void mp_get_converted_argv(int *argc, char ***argv)
+{
+ if (!win32_argv_utf8) {
+ win32_argc = 0;
+ wchar_t **argv_w = CommandLineToArgvW(GetCommandLineW(), &win32_argc);
+ if (win32_argc <= 0 || !argv_w)
+ return;
+
+ win32_argv_utf8 = talloc_zero_array(NULL, char*, win32_argc + 1);
+
+ for (int i = 0; i < win32_argc; i++) {
+ win32_argv_utf8[i] = mp_to_utf8(NULL, argv_w[i]);
+ }
+
+ LocalFree(argv_w);
+ }
+
+ *argc = win32_argc;
+ *argv = win32_argv_utf8;
+}
+
+int mp_stat(const char *path, struct stat *buf)
+{
+ wchar_t *wpath = mp_from_utf8(NULL, path);
+ int res = _wstat64(wpath, buf);
+ talloc_free(wpath);
+ return res;
+}
+
+
+int mp_open(const char *filename, int oflag, ...)
+{
+ int mode = 0;
+ if (oflag & _O_CREAT) {
+ va_list va;
+ va_start(va, oflag);
+ mode = va_arg(va, int);
+ va_end(va);
+ }
+ wchar_t *wpath = mp_from_utf8(NULL, filename);
+ int res = _wopen(wpath, oflag, mode);
+ talloc_free(wpath);
+ return res;
+}
+
+int mp_creat(const char *filename, int mode)
+{
+ return open(filename, O_CREAT|O_WRONLY|O_TRUNC, mode);
+}
+
+FILE *mp_fopen(const char *filename, const char *mode)
+{
+ wchar_t *wpath = mp_from_utf8(NULL, filename);
+ wchar_t *wmode = mp_from_utf8(wpath, mode);
+ FILE *res = _wfopen(wpath, wmode);
+ talloc_free(wpath);
+ return res;
+}
+
+struct mp_dir {
+ DIR crap; // must be first member
+ _WDIR *wdir;
+ union {
+ struct dirent dirent;
+ // dirent has space only for FILENAME_MAX bytes. _wdirent has space for
+ // FILENAME_MAX wchar_t, which might end up bigger as UTF-8 in some
+ // cases. Guarantee we can always hold _wdirent.d_name converted to
+ // UTF-8 (see MP_PATH_MAX).
+ // This works because dirent.d_name is the last member of dirent.
+ char space[MP_PATH_MAX];
+ };
+};
+
+DIR* mp_opendir(const char *path)
+{
+ wchar_t *wpath = mp_from_utf8(NULL, path);
+ _WDIR *wdir = _wopendir(wpath);
+ talloc_free(wpath);
+ if (!wdir)
+ return NULL;
+ struct mp_dir *mpdir = talloc(NULL, struct mp_dir);
+ // DIR is supposed to be opaque, but unfortunately the MinGW headers still
+ // define it. Make sure nobody tries to use it.
+ memset(&mpdir->crap, 0xCD, sizeof(mpdir->crap));
+ mpdir->wdir = wdir;
+ return (DIR*)mpdir;
+}
+
+struct dirent* mp_readdir(DIR *dir)
+{
+ struct mp_dir *mpdir = (struct mp_dir*)dir;
+ struct _wdirent *wdirent = _wreaddir(mpdir->wdir);
+ if (!wdirent)
+ return NULL;
+ size_t buffersize = sizeof(mpdir->space) - offsetof(struct dirent, d_name);
+ WideCharToMultiByte(CP_UTF8, 0, wdirent->d_name, -1, mpdir->dirent.d_name,
+ buffersize, NULL, NULL);
+ mpdir->dirent.d_ino = 0;
+ mpdir->dirent.d_reclen = 0;
+ mpdir->dirent.d_namlen = strlen(mpdir->dirent.d_name);
+ return &mpdir->dirent;
+}
+
+int mp_closedir(DIR *dir)
+{
+ struct mp_dir *mpdir = (struct mp_dir*)dir;
+ int res = _wclosedir(mpdir->wdir);
+ talloc_free(mpdir);
+ return res;
+}
+
+int mp_mkdir(const char *path, int mode)
+{
+ wchar_t *wpath = mp_from_utf8(NULL, path);
+ int res = _wmkdir(wpath);
+ talloc_free(wpath);
+ return res;
+}
+
+#endif // __MINGW32__
diff --git a/osdep/io.h b/osdep/io.h
new file mode 100644
index 0000000000..514030afca
--- /dev/null
+++ b/osdep/io.h
@@ -0,0 +1,76 @@
+/*
+ * unicode/utf-8 I/O helpers and wrappers for Windows
+ *
+ * This file is part of mplayer2.
+ *
+ * mplayer2 is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * mplayer2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with mplayer2. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MPLAYER_OSDEP_IO
+#define MPLAYER_OSDEP_IO
+
+#include <limits.h>
+
+#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 __MINGW32__
+
+#include <stdio.h>
+#include <dirent.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+// Windows' MAX_PATH/PATH_MAX/FILENAME_MAX is fixed to 260, but this limit
+// applies to unicode paths encoded with wchar_t (2 bytes on Windows). The UTF-8
+// version could end up bigger in memory. In the worst case each wchar_t is
+// encoded to 3 bytes in UTF-8, so in the worst case we have:
+// wcslen(wpath) <= strlen(utf8path) * 3
+// Thus we need MP_PATH_MAX as the UTF-8/char version of PATH_MAX.
+#define MP_PATH_MAX (FILENAME_MAX * 3)
+
+void mp_get_converted_argv(int *argc, char ***argv);
+
+int mp_stat(const char *path, struct stat *buf);
+int mp_open(const char *filename, int oflag, ...);
+int mp_creat(const char *filename, int mode);
+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);
+
+// NOTE: Stat is not overridden with mp_stat, because MinGW-w64 defines it as
+// macro.
+
+#define open(...) mp_open(__VA_ARGS__)
+#define creat(...) mp_creat(__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__)
+
+#else /* __MINGW32__ */
+
+#define MP_PATH_MAX PATH_MAX
+
+#define mp_stat(...) stat(__VA_ARGS__)
+
+#endif /* __MINGW32__ */
+
+#endif