mirror of
https://github.com/nyanmisaka/ffmpeg-rockchip.git
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94 lines
2.3 KiB
C
94 lines
2.3 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "internal.h"
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#include "mem.h"
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#include <stdarg.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if HAVE_IO_H
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#include <io.h>
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#endif
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#if defined(_WIN32) && !defined(__MINGW32CE__)
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#undef open
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#undef lseek
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#undef stat
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#undef fstat
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#include <windows.h>
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#include <share.h>
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#include <errno.h>
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static int win32_open(const char *filename_utf8, int oflag, int pmode)
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{
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int fd;
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int num_chars;
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wchar_t *filename_w;
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/* convert UTF-8 to wide chars */
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num_chars = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, filename_utf8, -1, NULL, 0);
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if (num_chars <= 0)
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goto fallback;
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filename_w = av_mallocz(sizeof(wchar_t) * num_chars);
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if (!filename_w) {
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errno = ENOMEM;
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return -1;
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}
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MultiByteToWideChar(CP_UTF8, 0, filename_utf8, -1, filename_w, num_chars);
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fd = _wsopen(filename_w, oflag, SH_DENYNO, pmode);
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av_freep(&filename_w);
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if (fd != -1 || (oflag & O_CREAT))
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return fd;
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fallback:
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/* filename may be be in CP_ACP */
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return _sopen(filename_utf8, oflag, SH_DENYNO, pmode);
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}
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#define open win32_open
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#endif
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int avpriv_open(const char *filename, int flags, ...)
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{
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int fd;
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unsigned int mode = 0;
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va_list ap;
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va_start(ap, flags);
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if (flags & O_CREAT)
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mode = va_arg(ap, unsigned int);
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va_end(ap);
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#ifdef O_CLOEXEC
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flags |= O_CLOEXEC;
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#endif
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fd = open(filename, flags, mode);
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#if HAVE_FCNTL
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if (fd != -1)
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fcntl(fd, F_SETFD, FD_CLOEXEC);
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#endif
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return fd;
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}
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