mirror of https://github.com/mpv-player/mpv
147 lines
3.4 KiB
C
147 lines
3.4 KiB
C
/*
|
|
* This file is part of MPlayer.
|
|
*
|
|
* Original author: M. Tourne
|
|
*
|
|
* MPlayer 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.
|
|
*
|
|
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <libsmbclient.h>
|
|
#include <unistd.h>
|
|
|
|
#include "common/msg.h"
|
|
#include "stream.h"
|
|
#include "options/m_option.h"
|
|
|
|
struct priv {
|
|
int fd;
|
|
};
|
|
|
|
static void smb_auth_fn(const char *server, const char *share,
|
|
char *workgroup, int wgmaxlen, char *username, int unmaxlen,
|
|
char *password, int pwmaxlen)
|
|
{
|
|
strncpy(workgroup, "LAN", wgmaxlen - 1);
|
|
}
|
|
|
|
static int control(stream_t *s, int cmd, void *arg) {
|
|
struct priv *p = s->priv;
|
|
switch(cmd) {
|
|
case STREAM_CTRL_GET_SIZE: {
|
|
off_t size = smbc_lseek(p->fd,0,SEEK_END);
|
|
smbc_lseek(p->fd,s->pos,SEEK_SET);
|
|
if(size != (off_t)-1) {
|
|
*(int64_t *)arg = size;
|
|
return 1;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return STREAM_UNSUPPORTED;
|
|
}
|
|
|
|
static int seek(stream_t *s,int64_t newpos) {
|
|
struct priv *p = s->priv;
|
|
if(smbc_lseek(p->fd,newpos,SEEK_SET)<0) {
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int fill_buffer(stream_t *s, char* buffer, int max_len){
|
|
struct priv *p = s->priv;
|
|
int r = smbc_read(p->fd,buffer,max_len);
|
|
return (r <= 0) ? -1 : r;
|
|
}
|
|
|
|
static int write_buffer(stream_t *s, char* buffer, int len) {
|
|
struct priv *p = s->priv;
|
|
int r;
|
|
int wr = 0;
|
|
while (wr < len) {
|
|
r = smbc_write(p->fd,buffer,len);
|
|
if (r <= 0)
|
|
return -1;
|
|
wr += r;
|
|
buffer += r;
|
|
}
|
|
return len;
|
|
}
|
|
|
|
static void close_f(stream_t *s){
|
|
struct priv *p = s->priv;
|
|
smbc_close(p->fd);
|
|
}
|
|
|
|
static int open_f (stream_t *stream)
|
|
{
|
|
char *filename;
|
|
int64_t len;
|
|
int fd, err;
|
|
|
|
struct priv *priv = talloc_zero(stream, struct priv);
|
|
stream->priv = priv;
|
|
|
|
filename = stream->url;
|
|
|
|
bool write = stream->mode == STREAM_WRITE;
|
|
mode_t m = write ? O_RDWR|O_CREAT|O_TRUNC : O_RDONLY;
|
|
|
|
if(!filename) {
|
|
MP_ERR(stream, "[smb] Bad url\n");
|
|
return STREAM_ERROR;
|
|
}
|
|
|
|
err = smbc_init(smb_auth_fn, 1);
|
|
if (err < 0) {
|
|
MP_ERR(stream, "Cannot init the libsmbclient library: %d\n",err);
|
|
return STREAM_ERROR;
|
|
}
|
|
|
|
fd = smbc_open(filename, m,0644);
|
|
if (fd < 0) {
|
|
MP_ERR(stream, "Could not open from LAN: '%s'\n", filename);
|
|
return STREAM_ERROR;
|
|
}
|
|
|
|
len = 0;
|
|
if(!write) {
|
|
len = smbc_lseek(fd,0,SEEK_END);
|
|
smbc_lseek (fd, 0, SEEK_SET);
|
|
}
|
|
if(len > 0 || write) {
|
|
stream->seekable = true;
|
|
stream->seek = seek;
|
|
}
|
|
priv->fd = fd;
|
|
stream->fill_buffer = fill_buffer;
|
|
stream->write_buffer = write_buffer;
|
|
stream->close = close_f;
|
|
stream->control = control;
|
|
stream->read_chunk = 128 * 1024;
|
|
stream->streaming = true;
|
|
|
|
return STREAM_OK;
|
|
}
|
|
|
|
const stream_info_t stream_info_smb = {
|
|
.name = "smb",
|
|
.open = open_f,
|
|
.protocols = (const char*const[]){"smb", NULL},
|
|
.can_write = true, //who's gonna do that?
|
|
};
|