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Diffstat (limited to '')
| -rw-r--r-- | src/icy_server.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/icy_server.c b/src/icy_server.c new file mode 100644 index 000000000..f927119f1 --- /dev/null +++ b/src/icy_server.c @@ -0,0 +1,147 @@ +/* + * 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); +} + +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 + + 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; +} |