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/*
* Copyright (C) 2003-2009 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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.
*
* This program 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "icy_server.h"
#include <glib.h>
#include <assert.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "icy_server"
char*
icy_server_metadata_header(const char *name,
const char *genre, const char *url,
const char *content_type, int metaint)
{
return g_strdup_printf("ICY 200 OK\r\n"
"icy-notice1:<BR>This stream requires an audio player!<BR>\r\n" /* TODO */
"icy-notice2:MPD - The music player daemon<BR>\r\n"
"icy-name: %s\r\n" /* TODO */
"icy-genre: %s\r\n" /* TODO */
"icy-url: %s\r\n" /* TODO */
"icy-pub:1\r\n"
"icy-metaint:%d\r\n"
/* TODO "icy-br:%d\r\n" */
"Content-Type: %s\r\n"
"Connection: close\r\n"
"Pragma: no-cache\r\n"
"Cache-Control: no-cache, no-store\r\n"
"\r\n",
name,
genre,
url,
metaint,
/* bitrate, */
content_type);
}
static char *
icy_server_metadata_string(const char *stream_title, const char* stream_url)
{
gchar *icy_metadata;
guint meta_length;
// The leading n is a placeholder for the length information
icy_metadata = g_strdup_printf("nStreamTitle='%s';"
"StreamUrl='%s';",
stream_title,
stream_url);
g_return_val_if_fail(icy_metadata, NULL);
meta_length = strlen(icy_metadata);
meta_length--; // substract placeholder
meta_length = ((int)meta_length / 16) + 1;
icy_metadata[0] = meta_length;
if (meta_length > 255) {
g_free(icy_metadata);
return NULL;
}
return icy_metadata;
}
struct page*
icy_server_metadata_page(const struct tag *tag, ...)
{
va_list args;
const gchar *tag_items[TAG_NUM_OF_ITEM_TYPES];
gint last_item, item;
guint position;
gchar *icy_string;
struct page *icy_metadata;
gchar stream_title[(1 + 255 - 28) * 16]; // Length + Metadata -
// "StreamTitle='';StreamUrl='';"
// = 4081 - 28
stream_title[0] = '\0';
last_item = -1;
va_start(args, tag);
while (1) {
enum tag_type type;
const gchar *tag_item;
type = va_arg(args, enum tag_type);
if (type == TAG_NUM_OF_ITEM_TYPES)
break;
tag_item = tag_get_value(tag, type);
if (tag_item)
tag_items[++last_item] = tag_item;
}
va_end(args);
position = item = 0;
while (position < sizeof(stream_title) && item <= last_item) {
gint length = 0;
length = g_strlcpy(stream_title + position,
tag_items[item++],
sizeof(stream_title) - position);
position += length;
if (item <= last_item) {
length = g_strlcpy(stream_title + position,
" - ",
sizeof(stream_title) - position);
position += length;
}
}
icy_string = icy_server_metadata_string(stream_title, "");
if (icy_string == NULL)
return NULL;
icy_metadata = page_new_copy(icy_string, (icy_string[0] * 16) + 1);
g_free(icy_string);
return icy_metadata;
}
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