* Buffered file io for ffmpeg system
* Copyright (c) 2001 Fabrice Bellard
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg 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 this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+
+#include "libavutil/avstring.h"
#include "avformat.h"
#include <fcntl.h>
-#ifndef CONFIG_WIN32
#include <unistd.h>
-#include <sys/ioctl.h>
#include <sys/time.h>
-#else
-#include <io.h>
-#define open(fname,oflag,pmode) _open(fname,oflag,pmode)
-#endif /* CONFIG_WIN32 */
+#include <stdlib.h>
+#include "os_support.h"
/* standard file protocol */
int access;
int fd;
- strstart(filename, "file:", &filename);
+ av_strstart(filename, "file:", &filename);
- if (flags & URL_WRONLY) {
+ if (flags & URL_RDWR) {
+ access = O_CREAT | O_TRUNC | O_RDWR;
+ } else if (flags & URL_WRONLY) {
access = O_CREAT | O_TRUNC | O_WRONLY;
} else {
access = O_RDONLY;
}
-#if defined(CONFIG_WIN32) || defined(CONFIG_OS2)
+#ifdef O_BINARY
access |= O_BINARY;
#endif
fd = open(filename, access, 0666);
if (fd < 0)
- return -ENOENT;
- h->priv_data = (void *)fd;
+ return AVERROR(ENOENT);
+ h->priv_data = (void *)(size_t)fd;
return 0;
}
static int file_read(URLContext *h, unsigned char *buf, int size)
{
- int fd = (int)h->priv_data;
+ int fd = (size_t)h->priv_data;
return read(fd, buf, size);
}
static int file_write(URLContext *h, unsigned char *buf, int size)
{
- int fd = (int)h->priv_data;
+ int fd = (size_t)h->priv_data;
return write(fd, buf, size);
}
/* XXX: use llseek */
static offset_t file_seek(URLContext *h, offset_t pos, int whence)
{
- int fd = (int)h->priv_data;
-#ifdef CONFIG_WIN32
- return _lseeki64(fd, pos, whence);
-#else
+ int fd = (size_t)h->priv_data;
return lseek(fd, pos, whence);
-#endif
}
static int file_close(URLContext *h)
{
- int fd = (int)h->priv_data;
+ int fd = (size_t)h->priv_data;
return close(fd);
}
static int pipe_open(URLContext *h, const char *filename, int flags)
{
int fd;
-
- if (flags & URL_WRONLY) {
- fd = 1;
- } else {
- fd = 0;
+ char *final;
+ av_strstart(filename, "pipe:", &filename);
+
+ fd = strtol(filename, &final, 10);
+ if((filename == final) || *final ) {/* No digits found, or something like 10ab */
+ if (flags & URL_WRONLY) {
+ fd = 1;
+ } else {
+ fd = 0;
+ }
}
- h->priv_data = (void *)fd;
- return 0;
-}
-
-static int pipe_read(URLContext *h, unsigned char *buf, int size)
-{
- int fd = (int)h->priv_data;
- return read(fd, buf, size);
-}
-
-static int pipe_write(URLContext *h, unsigned char *buf, int size)
-{
- int fd = (int)h->priv_data;
- return write(fd, buf, size);
-}
-
-static int pipe_close(URLContext *h)
-{
+#ifdef O_BINARY
+ setmode(fd, O_BINARY);
+#endif
+ h->priv_data = (void *)(size_t)fd;
+ h->is_streamed = 1;
return 0;
}
URLProtocol pipe_protocol = {
"pipe",
pipe_open,
- pipe_read,
- pipe_write,
- NULL,
- pipe_close,
+ file_read,
+ file_write,
};