Commit 865780ae authored by Toshimitsu Kimura's avatar Toshimitsu Kimura Committed by Diego Biurrun
Browse files

Gopher protocol, patch by Toshimitsu Kimura, lovesyao gmail com

Originally committed as revision 17159 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 15c13dde
......@@ -149,6 +149,7 @@ version <next>
- Electronic Arts TQI decoder
- OpenJPEG based JPEG 2000 decoder
- NC (NC4600) cameras file demuxer
- Gopher client support
version 0.4.9-pre1:
......
......@@ -208,6 +208,7 @@ OBJS-$(CONFIG_VHOOK) += framehook.o
OBJS+= avio.o aviobuf.o
OBJS-$(CONFIG_FILE_PROTOCOL) += file.o
OBJS-$(CONFIG_GOPHER_PROTOCOL) += gopher.o
OBJS-$(CONFIG_HTTP_PROTOCOL) += http.o
OBJS-$(CONFIG_PIPE_PROTOCOL) += file.o
OBJS-$(CONFIG_RTP_PROTOCOL) += rtpproto.o
......
......@@ -199,6 +199,7 @@ void av_register_all(void)
/* protocols */
REGISTER_PROTOCOL (FILE, file);
REGISTER_PROTOCOL (GOPHER, gopher);
REGISTER_PROTOCOL (HTTP, http);
REGISTER_PROTOCOL (PIPE, pipe);
REGISTER_PROTOCOL (RTP, rtp);
......
......@@ -22,7 +22,7 @@
#define AVFORMAT_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52
#define LIBAVFORMAT_VERSION_MINOR 26
#define LIBAVFORMAT_VERSION_MINOR 27
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
......
/*
* Gopher protocol
*
* Copyright (c) 2009 Toshimitsu Kimura
*
* based on libavformat/http.c, Copyright (c) 2000, 2001 Fabrice Bellard
*
* 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 2.1 of the License, or (at your option) any later version.
*
* 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 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 "network.h"
typedef struct {
URLContext *hd;
} GopherContext;
static int gopher_write(URLContext *h, uint8_t *buf, int size)
{
GopherContext *s = h->priv_data;
return url_write(s->hd, buf, size);
}
static int gopher_connect(URLContext *h, const char *path)
{
char buffer[1024];
if (!*path) return AVERROR(EINVAL);
switch (*++path) {
case '5':
case '9':
path = strchr(path, '/');
if (!path) return AVERROR(EINVAL);
break;
default:
av_log(NULL, AV_LOG_WARNING,
"Gopher protocol type '%c' not supported yet!\n",
*path);
return AVERROR(EINVAL);
}
/* send gopher sector */
snprintf(buffer, sizeof(buffer), "%s\r\n", path);
if (gopher_write(h, buffer, strlen(buffer)) < 0)
return AVERROR(EIO);
return 0;
}
static int gopher_close(URLContext *h)
{
GopherContext *s = h->priv_data;
if (s->hd) {
url_close(s->hd);
s->hd = NULL;
}
av_freep(&h->priv_data);
return 0;
}
static int gopher_open(URLContext *h, const char *uri, int flags)
{
GopherContext *s;
char hostname[1024], auth[1024], path[1024], buf[1024];
int port, err;
h->is_streamed = 1;
s = av_malloc(sizeof(GopherContext));
if (!s) {
return AVERROR(ENOMEM);
}
h->priv_data = s;
/* needed in any case to build the host string */
url_split(NULL, 0, auth, sizeof(auth), hostname, sizeof(hostname), &port,
path, sizeof(path), uri);
if (port < 0)
port = 70;
snprintf(buf, sizeof(buf), "tcp://%s:%d", hostname, port);
s->hd = NULL;
err = url_open(&s->hd, buf, URL_RDWR);
if (err < 0)
goto fail;
if ((err = gopher_connect(h, path)) < 0)
goto fail;
return 0;
fail:
gopher_close(h);
return err;
}
static int gopher_read(URLContext *h, uint8_t *buf, int size)
{
GopherContext *s = h->priv_data;
int len = url_read(s->hd, buf, size);
return len;
}
URLProtocol gopher_protocol = {
"gopher",
gopher_open,
gopher_read,
gopher_write,
NULL, /*seek*/
gopher_close,
};
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