mirror of
https://gitlab.xiph.org/xiph/icecast-server.git
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141 lines
4.5 KiB
C
141 lines
4.5 KiB
C
/* Icecast
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*
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* This program is distributed under the GNU General Public License, version 2.
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* A copy of this license is included with this source.
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*
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* Copyright 2000-2004, Jack Moffitt <jack@xiph.org,
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* Michael Smith <msmith@xiph.org>,
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* oddsock <oddsock@xiph.org>,
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* Karl Heyes <karl@xiph.org>
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* and others (see AUTHORS for details).
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* Copyright 2012-2022, Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>,
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*/
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#ifndef __SOURCE_H__
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#define __SOURCE_H__
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#include <stdio.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include "common/thread/thread.h"
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#include "common/httpp/httpp.h"
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#include "icecasttypes.h"
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#include "connection.h"
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#include "yp.h"
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#include "util.h"
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#include "format.h"
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#include "playlist.h"
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typedef uint_least32_t source_flags_t;
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#define SOURCE_FLAG_GOT_DATA ((source_flags_t)0x00000001U)
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#define SOURCE_FLAG_FORMAT_GENERIC ((source_flags_t)0x00000002U)
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#define SOURCE_FLAG_LEGACY_METADATA ((source_flags_t)0x00000004U)
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#define SOURCE_FLAG_AGED ((source_flags_t)0x00000008U)
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#define SOURCE_FLAGS_CLEARABLE (SOURCE_FLAG_LEGACY_METADATA)
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#define SOURCE_FLAGS_GOOD (SOURCE_FLAG_GOT_DATA|SOURCE_FLAG_AGED)
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struct source_tag {
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mutex_t lock;
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client_t *client;
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connection_t *con;
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http_parser_t *parser;
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time_t last_stats_update;
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time_t create_time;
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char *mount; // TODO: Should we at some point migrate away from this to only use identifier?
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mount_identifier_t *identifier;
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/* Instance UUID for this source. Will be different every time a source is connected. */
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const char *instance_uuid;
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/* If this source drops, try to move all clients to this fallback */
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char *fallback_mount;
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/* set to zero to request the source to shutdown without causing a global
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* shutdown */
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int running;
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source_flags_t flags;
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struct _format_plugin_tag *format;
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avl_tree *client_tree;
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avl_tree *pending_tree;
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rwlock_t *shutdown_rwlock;
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util_dict *audio_info;
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FILE *intro_file;
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/* Dumpfile related data */
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/* Config */
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char *dumpfilename; /* Name of a file to dump incoming stream to */
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interpolation_t dumpfile_interpolation;
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uint64_t dumpfile_size_limit;
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unsigned int dumpfile_time_limit;
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/* Runtime */
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FILE *dumpfile;
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time_t dumpfile_start;
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uint64_t dumpfile_written;
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unsigned long peak_listeners;
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unsigned long listeners;
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unsigned long prev_listeners;
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long max_listeners;
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int yp_public;
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fallback_override_t fallback_override;
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int fallback_when_full;
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int shoutcast_compat;
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/* per source burst handling for connecting clients */
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unsigned int burst_size; /* trigger level for burst on connect */
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unsigned int burst_offset;
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refbuf_t *burst_point;
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unsigned int queue_size;
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unsigned int queue_size_limit;
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unsigned timeout; /* source timeout in seconds */
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int on_demand;
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int on_demand_req;
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int hidden;
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bool allow_direct_access; // copy of mount_proxy->allow_direct_access
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time_t last_read;
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int short_delay;
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refbuf_t *stream_data;
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refbuf_t *stream_data_tail;
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playlist_t *history;
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};
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source_t *source_reserve (const char *mount);
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void *source_client_thread (void *arg);
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void source_client_callback (client_t *client, void *source);
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void source_update_settings (ice_config_t *config, source_t *source, mount_proxy *mountinfo);
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void source_clear_source (source_t *source);
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#define source_find_mount(mount) source_find_mount_with_history((mount), NULL)
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source_t *source_find_mount_with_history(const char *mount, navigation_history_t *history);
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source_t *source_find_mount_raw(const char *mount);
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client_t *source_find_client(source_t *source, connection_id_t id);
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int source_compare_sources(void *arg, void *a, void *b);
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void source_free_source(source_t *source);
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void source_move_clients(source_t *source, source_t *dest, connection_id_t *id, navigation_direction_t direction);
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int source_remove_client(void *key);
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void source_main(source_t *source);
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void source_recheck_mounts (int update_all);
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/* Writes a buffer of raw data to a dumpfile. returns true if the write was successful (and complete). */
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bool source_write_dumpfile(source_t *source, const void *buffer, size_t len);
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void source_kill_dumpfile(source_t *source);
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health_t source_get_health(source_t *source);
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health_t source_get_health_by_flags(source_flags_t flags);
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void source_set_flags(source_t *source, source_flags_t flags);
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extern mutex_t move_clients_mutex;
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#endif
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