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/*
* Copyright (C) 2000-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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.
*
* xine 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* stream metainfo helper functions
* hide some xine engine details from demuxers and reduce code duplication
*
* $id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "info_helper.h"
/* Remove trailing separator chars (\n,\r,\t, space,...)
* at the end of the string
*/
static void chomp (char *str) {
int i, len;
len = strlen(str);
if (!len)
return;
i = len - 1;
while (((unsigned char)str[i] <= 32) && (i >= 0)) {
str[i] = 0;
i--;
}
}
static int info_valid(int info) {
if ((info >= 0) && (info < XINE_STREAM_INFO_MAX)) {
return 1;
} else {
fprintf(stderr, "Error: invalid STREAM_INFO %d. Ignored.\n", info);
return 0;
}
}
static int meta_valid(int info) {
if ((info >= 0) && (info < XINE_STREAM_INFO_MAX)) {
return 1;
} else {
fprintf(stderr, "Error: invalid META_INFO %d. Ignored.\n", info);
return 0;
}
}
void xine_set_stream_info(xine_stream_t *stream, int info, int value) {
if(info_valid(info))
stream->stream_info [info] = value;
}
void xine_set_meta_info(xine_stream_t *stream, int info, const char *str) {
if(str && meta_valid(info)) {
if (stream->meta_info [info])
free(stream->meta_info [info]);
stream->meta_info [info] = strdup(str);
chomp(stream->meta_info [info]);
}
}
void xine_set_metan_info(xine_stream_t *stream, int info, const char *buf,
int len) {
if(meta_valid(info)) {
char *tmp;
if (stream->meta_info [info])
free(stream->meta_info [info]);
if(len) {
tmp = malloc(len + 1);
xine_fast_memcpy(tmp, buf, len);
tmp[len] = '\0';
stream->meta_info [info] = tmp;
chomp(stream->meta_info [info]);
}
}
}
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