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janus.h
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1 
18 #ifndef JANUS_CORE_H
19 #define JANUS_CORE_H
20 
21 #include <inttypes.h>
22 #include <stdlib.h>
23 #include <stdint.h>
24 #include <stdio.h>
25 #include <string.h>
26 #include <ctype.h>
27 #include <unistd.h>
28 
29 #include <jansson.h>
30 
31 #include "mutex.h"
32 #include "ice.h"
33 #include "refcount.h"
34 #include "transports/transport.h"
35 #include "events/eventhandler.h"
36 #include "loggers/logger.h"
37 #include "plugins/plugin.h"
38 
39 
40 #define JANUS_BUFSIZE 8192
41 
44 
46 typedef struct janus_session {
48  guint64 session_id;
50  GHashTable *ice_handles;
52  gint64 last_activity;
56  volatile gint timeout;
58  volatile gint transport_gone;
62  volatile gint destroyed;
66 
67 
70 
82 void janus_session_notify_event(janus_session *session, json_t *event);
91 janus_ice_handle *janus_session_handles_find(janus_session *session, guint64 handle_id);
109 
110 
117 
125  void *request_id;
127  gboolean admin;
131  volatile gint destroyed;
134 };
142 janus_request *janus_request_new(janus_transport *transport, janus_transport_session *instance, void *request_id, gboolean admin, json_t *message);
146 void janus_request_destroy(janus_request *request);
162 int janus_process_success(janus_request *request, json_t *payload);
173 int janus_process_error(janus_request *request, uint64_t session_id, const char *transaction, gint error, const char *format, ...) G_GNUC_PRINTF(5, 6);
175 
176 
186 
191 void janus_transport_close(void *key, void *value, void *user_data);
196 void janus_transportso_close(void *key, void *value, void *user_data);
198 
208 
213 void janus_eventhandler_close(void *key, void *value, void *user_data);
218 void janus_eventhandlerso_close(void *key, void *value, void *user_data);
220 
228 
233 void janus_logger_close(void *key, void *value, void *user_data);
238 void janus_loggerso_close(void *key, void *value, void *user_data);
240 
249 
254 void janus_plugin_close(void *key, void *value, void *user_data);
259 void janus_pluginso_close(void *key, void *value, void *user_data);
263 janus_plugin *janus_plugin_find(const gchar *package);
265 
267 gchar *janus_get_server_pem(void);
269 gchar *janus_get_server_key(void);
270 
271 
273 gchar *janus_get_local_ip(void);
275 gchar *janus_get_public_ip(void);
277 void janus_set_public_ip(const char *ip);
279 gint janus_is_stopping(void);
280 
289 
290 #endif
gint janus_is_stopping(void)
Helper method to check whether the server is being shut down.
Definition: janus.c:206
janus_transport * transport
Pointer to the transport plugin.
Definition: janus.h:121
volatile gint timeout
Flag to notify there&#39;s been a session timeout.
Definition: janus.h:56
ICE/STUN/TURN processing (headers)
Reference counter mechanism.
Modular Janus API transports.
struct json_t json_t
Definition: plugin.h:236
int janus_process_success(janus_request *request, json_t *payload)
Method to return a successful Janus response message (JSON) to the browser.
Definition: janus.c:2737
janus_plugin * janus_plugin_find(const gchar *package)
Method to return a registered plugin instance out of its package name.
Definition: janus.c:3236
void janus_request_destroy(janus_request *request)
Helper to destroy a janus_request instance.
Definition: janus.c:837
void janus_set_public_ip(const char *ip)
Helper method to overwrite the IP address to use in the SDP.
Definition: janus.c:198
int janus_process_incoming_request(janus_request *request)
Helper to process an incoming request, no matter where it comes from.
Definition: janus.c:934
gint64 last_activity
Time of the last activity on the session.
Definition: janus.h:52
int janus_process_error(janus_request *request, uint64_t session_id, const char *transaction, gint error, const char *format,...) G_GNUC_PRINTF(5
Method to return an error Janus response message (JSON) to the browser.
void janus_loggerso_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to close a logger plugin.
GMutex janus_mutex
Janus mutex implementation.
Definition: mutex.h:61
janus_session * janus_session_find(guint64 session_id)
Method to find an existing Janus Core-Client session from its ID.
Definition: janus.c:698
Plugin-Core communication (implementation)
void janus_logger_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to destroy a logger instance.
void janus_pluginso_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to close a plugin.
Definition: refcount.h:78
Helper to address requests and their sources (e.g., a specific HTTP connection, websocket, RabbitMQ or others)
Definition: janus.h:119
janus_mutex mutex
Mutex to lock/unlock this session.
Definition: janus.h:60
Janus Core-Client session.
Definition: janus.h:46
void janus_session_handles_clear(janus_session *session)
Method to remove all Janus ICE handles from a session.
Definition: janus.c:773
janus_transport_session * instance
Pointer to the transport-provided session instance.
Definition: janus.h:123
void janus_plugin_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to destroy a plugin instance.
void janus_transportso_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to close a transport plugin.
janus_session * janus_session_create(guint64 session_id)
Method to create a new Janus Core-Client session.
Definition: janus.c:668
gchar * janus_get_public_ip(void)
Helper method to return the IP address to use in the SDP (autodetected by default) ...
Definition: janus.c:194
void janus_eventhandlerso_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to close an eventhandler plugin.
janus_request * source
Pointer to the request instance (and the transport that originated the session)
Definition: janus.h:54
The plugin session and callbacks interface.
Definition: plugin.h:252
gboolean janus_is_webrtc_encryption_enabled(void)
Helper method to check whether WebRTC encryption is (as it should) enabled.
Definition: janus.c:265
GHashTable * ice_handles
Map of handles this session is managing.
Definition: janus.h:50
json_t * message
Pointer to the original request, if available.
Definition: janus.h:129
void janus_transport_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to destroy a transport instance.
volatile gint transport_gone
Flag to notify that transport is gone.
Definition: janus.h:58
gchar * janus_get_server_key(void)
Helper method to return the path to the provided server certificate key.
janus_refcount ref
Reference counter for this instance.
Definition: janus.h:64
gint janus_session_handles_remove(janus_session *session, janus_ice_handle *handle)
Method to remove a Janus ICE handle from a session.
Definition: janus.c:765
volatile gint destroyed
Atomic flag to check if this instance has been destroyed.
Definition: janus.h:62
Modular Janus event handlers (headers)
Janus ICE handle.
Definition: ice.h:280
void janus_eventhandler_close(void *key, void *value, void *user_data)
Callback (g_hash_table_foreach) invoked when it&#39;s time to destroy an eventhandler instance...
The transport plugin session and callbacks interface.
Definition: transport.h:174
janus_request * janus_request_new(janus_transport *transport, janus_transport_session *instance, void *request_id, gboolean admin, json_t *message)
Helper to allocate a janus_request instance.
Definition: janus.c:824
json_t * janus_session_handles_list_json(janus_session *session)
Method to list the IDs of all Janus ICE handles of a session as JSON.
Definition: janus.c:791
void janus_session_handles_insert(janus_session *session, janus_ice_handle *handle)
Method to insert a Janus ICE handle in a session.
Definition: janus.c:756
Semaphors, Mutexes and Conditions.
janus_refcount ref
Reference counter for this instance.
Definition: janus.h:133
gchar * janus_get_server_pem(void)
Helper method to return the path to the provided server certificate.
void janus_session_notify_event(janus_session *session, json_t *event)
Method to add an event to notify to the queue of notifications for this session.
Definition: janus.c:710
Transport-Gateway session mapping.
Definition: transport.h:144
janus_ice_handle * janus_session_handles_find(janus_session *session, guint64 handle_id)
Method to find an existing Janus ICE handle from its ID.
Definition: janus.c:742
Modular Janus loggers (headers)
gint janus_session_destroy(janus_session *session)
Method to destroy a Janus Core-Client session.
Definition: janus.c:730
guint64 session_id
Janus Core-Client session ID.
Definition: janus.h:48
void * request_id
Opaque pointer to the request ID, if available.
Definition: janus.h:125
gchar * janus_get_local_ip(void)
Helper method to return the local IP address (autodetected by default)
Definition: janus.c:190
gboolean admin
Whether this is a Janus API or admin API request.
Definition: janus.h:127
struct janus_session janus_session
Janus Core-Client session.
int janus_process_incoming_admin_request(janus_request *request)
Helper to process an incoming admin/monitor request, no matter where it comes from.
Definition: janus.c:1821
volatile gint destroyed
Atomic flag to check if this instance has been destroyed.
Definition: janus.h:131