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freeswitch/src/mod/endpoints/mod_sofia/mod_sofia.h

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/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005/2006, Anthony Minessale II <anthmct@yahoo.com>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Anthony Minessale II <anthmct@yahoo.com>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Anthony Minessale II <anthmct@yahoo.com>
* Ken Rice, Asteria Solutions Group, Inc <ken@asteriasgi.com>
* Paul D. Tinsley <pdt at jackhammer.org>
* Bret McDanel <trixter AT 0xdecafbad.com>
* Marcel Barbulescu <marcelbarbulescu@gmail.com>
*
*
* mod_sofia.h -- SOFIA SIP Endpoint
*
*/
/*Defines etc..*/
/*************************************************************************************************************************************************************/
#define IREG_SECONDS 30
#define GATEWAY_SECONDS 1
#define HAVE_APR
#include <switch.h>
#include <switch_version.h>
#ifdef SWITCH_HAVE_ODBC
#include <switch_odbc.h>
#endif
#define MODNAME "mod_sofia"
static const switch_state_handler_table_t noop_state_handler = { 0 };
struct sofia_gateway;
typedef struct sofia_gateway sofia_gateway_t;
struct sofia_profile;
typedef struct sofia_profile sofia_profile_t;
#define NUA_MAGIC_T sofia_profile_t
typedef struct sofia_private sofia_private_t;
struct private_object;
typedef struct private_object private_object_t;
#define NUA_HMAGIC_T sofia_private_t
#define SOFIA_SESSION_TIMEOUT "sofia_session_timeout"
#define MY_EVENT_REGISTER "sofia::register"
#define MY_EVENT_EXPIRE "sofia::expire"
#define MULTICAST_EVENT "multicast::event"
#define SOFIA_REPLACES_HEADER "_sofia_replaces_"
#define SOFIA_USER_AGENT "FreeSWITCH-" SWITCH_VERSION_FULL "-mod_sofia"
#define SOFIA_CHAT_PROTO "sip"
#define SOFIA_SIP_HEADER_PREFIX "sip_h_"
#define SOFIA_SIP_HEADER_PREFIX_T "~sip_h_"
#define SOFIA_DEFAULT_PORT "5060"
#include <sofia-sip/nua.h>
#include <sofia-sip/sip_status.h>
#include <sofia-sip/sdp.h>
#include <sofia-sip/sip_protos.h>
#include <sofia-sip/auth_module.h>
#include <sofia-sip/su_md5.h>
#include <sofia-sip/su_log.h>
#include <sofia-sip/nea.h>
#include <sofia-sip/msg_addr.h>
struct sofia_private {
char uuid[SWITCH_UUID_FORMATTED_LENGTH + 1];
sofia_gateway_t *gateway;
};
#define set_param(ptr,val) if (ptr) {free(ptr) ; ptr = NULL;} if (val) {ptr = strdup(val);}
#define set_anchor(t,m) if (t->Anchor) {delete t->Anchor;} t->Anchor = new SipMessage(m);
/* Local Structures */
/*************************************************************************************************************************************************************/
struct sip_alias_node {
char *url;
nua_t *nua;
struct sip_alias_node *next;
};
typedef struct sip_alias_node sip_alias_node_t;
typedef enum {
PFLAG_AUTH_CALLS = (1 << 0),
PFLAG_BLIND_REG = (1 << 1),
PFLAG_AUTH_ALL = (1 << 2),
PFLAG_FULL_ID = (1 << 3),
PFLAG_PRESENCE = (1 << 4),
PFLAG_PASS_RFC2833 = (1 << 5),
PFLAG_DISABLE_TRANSCODING = (1 << 6),
PFLAG_REWRITE_TIMESTAMPS = (1 << 7),
PFLAG_RUNNING = (1 << 8),
PFLAG_RESPAWN = (1 << 9),
PFLAG_GREEDY = (1 << 10),
PFLAG_MULTIREG = (1 << 11)
} PFLAGS;
typedef enum {
PFLAG_NDLB_TO_IN_200_CONTACT = (1 << 0),
PFLAG_NDLB_BROKEN_AUTH_HASH = (1 << 1)
} sofia_NDLB_t;
typedef enum {
TFLAG_IO = (1 << 0),
TFLAG_CHANGE_MEDIA = (1 << 1),
TFLAG_OUTBOUND = (1 << 2),
TFLAG_READING = (1 << 3),
TFLAG_WRITING = (1 << 4),
TFLAG_HUP = (1 << 5),
TFLAG_RTP = (1 << 6),
TFLAG_BYE = (1 << 7),
TFLAG_ANS = (1 << 8),
TFLAG_EARLY_MEDIA = (1 << 9),
TFLAG_SECURE = (1 << 10),
TFLAG_VAD_IN = (1 << 11),
TFLAG_VAD_OUT = (1 << 12),
TFLAG_VAD = (1 << 13),
TFLAG_TIMER = (1 << 14),
TFLAG_READY = (1 << 15),
TFLAG_REINVITE = (1 << 16),
TFLAG_REFER = (1 << 17),
TFLAG_NOHUP = (1 << 18),
TFLAG_XFER = (1 << 19),
TFLAG_RESERVED = (1 << 20),
TFLAG_BUGGY_2833 = (1 << 21),
TFLAG_SIP_HOLD = (1 << 22),
TFLAG_INB_NOMEDIA = (1 << 23),
TFLAG_LATE_NEGOTIATION = (1 << 24),
TFLAG_SDP = (1 << 25),
TFLAG_VIDEO = (1 << 26)
} TFLAGS;
struct mod_sofia_globals {
switch_hash_t *profile_hash;
switch_hash_t *gateway_hash;
switch_mutex_t *hash_mutex;
uint32_t callid;
int32_t running;
int32_t threads;
switch_mutex_t *mutex;
char guess_ip[80];
};
extern struct mod_sofia_globals mod_sofia_globals;
typedef enum {
REG_FLAG_AUTHED = (1 << 0),
REG_FLAG_CALLERID = (1 << 1)
} reg_flags_t;
typedef enum {
REG_STATE_UNREGED,
REG_STATE_TRYING,
REG_STATE_REGISTER,
REG_STATE_REGED,
REG_STATE_UNREGISTER,
REG_STATE_FAILED,
REG_STATE_EXPIRED,
REG_STATE_NOREG,
REG_STATE_LAST
} reg_state_t;
struct sofia_gateway {
sofia_private_t *sofia_private;
nua_handle_t *nh;
sofia_profile_t *profile;
char *name;
char *register_scheme;
char *register_realm;
char *register_username;
char *register_password;
char *register_from;
char *register_contact;
char *register_to;
char *register_proxy;
char *register_context;
char *expires_str;
char *register_url;
uint32_t freq;
time_t expires;
time_t retry;
uint32_t flags;
int32_t retry_seconds;
reg_state_t state;
switch_memory_pool_t *pool;
struct sofia_gateway *next;
};
struct sofia_profile {
int debug;
char *name;
char *dbname;
char *dialplan;
char *context;
char *extrtpip;
char *rtpip;
char *sipip;
char *extsipip;
char *username;
char *url;
char *bindurl;
char *sipdomain;
char *timer_name;
char *hold_music;
char *bind_params;
char *reg_domain;
int sip_port;
char *codec_string;
int running;
int codec_ms;
int dtmf_duration;
unsigned int flags;
unsigned int pflags;
unsigned int ndlb;
uint32_t max_calls;
uint32_t nonce_ttl;
nua_t *nua;
switch_memory_pool_t *pool;
su_root_t *s_root;
sip_alias_node_t *aliases;
switch_payload_t te;
switch_payload_t cng_pt;
uint32_t codec_flags;
switch_mutex_t *ireg_mutex;
switch_mutex_t *gateway_mutex;
sofia_gateway_t *gateways;
su_home_t *home;
switch_hash_t *sub_hash;
switch_hash_t *chat_hash;
switch_core_db_t *master_db;
switch_thread_rwlock_t *rwlock;
switch_mutex_t *flag_mutex;
uint32_t inuse;
uint32_t soft_max;
time_t started;
uint32_t session_timeout;
uint32_t max_proceeding;
uint32_t rtp_timeout_sec;
#ifdef SWITCH_HAVE_ODBC
char *odbc_dsn;
char *odbc_user;
char *odbc_pass;
switch_odbc_handle_t *master_odbc;
#else
void *filler1;
void *filler2;
void *filler3;
void *filler4;
#endif
};
struct private_object {
sofia_private_t *sofia_private;
uint32_t flags;
switch_payload_t agreed_pt;
switch_core_session_t *session;
switch_channel_t *channel;
switch_frame_t read_frame;
char *codec_order[SWITCH_MAX_CODECS];
int codec_order_last;
const switch_codec_implementation_t *codecs[SWITCH_MAX_CODECS];
int num_codecs;
switch_codec_t read_codec;
switch_codec_t write_codec;
uint32_t codec_ms;
switch_caller_profile_t *caller_profile;
uint32_t timestamp_send;
//int32_t timestamp_recv;
switch_rtp_t *rtp_session;
int ssrc;
//switch_time_t last_read;
sofia_profile_t *profile;
char *local_sdp_audio_ip;
switch_port_t local_sdp_audio_port;
char *remote_sdp_audio_ip;
switch_port_t remote_sdp_audio_port;
char *adv_sdp_audio_ip;
switch_port_t adv_sdp_audio_port;
char *proxy_sdp_audio_ip;
switch_port_t proxy_sdp_audio_port;
char *reply_contact;
char *from_uri;
char *to_uri;
char *from_address;
char *to_address;
char *callid;
char *far_end_contact;
char *contact_url;
char *from_str;
char *gateway_from_str;
char *rm_encoding;
char *rm_fmtp;
char *fmtp_out;
char *remote_sdp_str;
char *local_sdp_str;
char *dest;
char *dest_to;
char *key;
char *xferto;
char *kick;
char *origin;
char *hash_key;
char *chat_from;
char *chat_to;
char *e_dest;
char *call_id;
char *invite_contact;
unsigned long rm_rate;
switch_payload_t pt;
switch_mutex_t *flag_mutex;
switch_payload_t te;
switch_payload_t bte;
switch_payload_t cng_pt;
switch_payload_t bcng_pt;
nua_handle_t *nh;
nua_handle_t *nh2;
sip_contact_t *contact;
uint32_t owner_id;
uint32_t session_id;
uint32_t max_missed_packets;
/** VIDEO **/
switch_frame_t video_read_frame;
switch_codec_t video_read_codec;
switch_codec_t video_write_codec;
switch_rtp_t *video_rtp_session;
switch_port_t adv_sdp_video_port;
switch_port_t local_sdp_video_port;
char *video_rm_encoding;
switch_payload_t video_pt;
unsigned long video_rm_rate;
uint32_t video_codec_ms;
char *remote_sdp_video_ip;
switch_port_t remote_sdp_video_port;
char *video_rm_fmtp;
switch_payload_t video_agreed_pt;
char *video_fmtp_out;
uint32_t video_count;
};
struct callback_t {
char *val;
switch_size_t len;
int matches;
};
typedef enum {
REG_REGISTER,
REG_INVITE
} sofia_regtype_t;
typedef enum {
AUTH_OK,
AUTH_FORBIDDEN,
AUTH_STALE,
} auth_res_t;
#define sofia_test_pflag(obj, flag) ((obj)->pflags & flag)
#define sofia_set_pflag(obj, flag) (obj)->pflags |= (flag)
#define sofia_set_pflag_locked(obj, flag) assert(obj->flag_mutex != NULL);\
switch_mutex_lock(obj->flag_mutex);\
(obj)->pflags |= (flag);\
switch_mutex_unlock(obj->flag_mutex);
#define sofia_clear_pflag_locked(obj, flag) switch_mutex_lock(obj->flag_mutex); (obj)->pflags &= ~(flag); switch_mutex_unlock(obj->flag_mutex);
#define sofia_clear_pflag(obj, flag) (obj)->pflags &= ~(flag)
#define sofia_copy_pflags(dest, src, flags) (dest)->pflags &= ~(flags); (dest)->pflags |= ((src)->pflags & (flags))
/* Function Prototypes */
/*************************************************************************************************************************************************************/
switch_status_t sofia_glue_activate_rtp(private_object_t *tech_pvt, switch_rtp_flag_t myflags);
void sofia_glue_deactivate_rtp(private_object_t *tech_pvt);
void sofia_glue_set_local_sdp(private_object_t *tech_pvt, const char *ip, uint32_t port, const char *sr, int force);
void sofia_glue_tech_prepare_codecs(private_object_t *tech_pvt);
void sofia_glue_attach_private(switch_core_session_t *session, sofia_profile_t *profile, private_object_t *tech_pvt, const char *channame);
switch_status_t sofia_glue_tech_choose_port(private_object_t *tech_pvt);
switch_status_t sofia_glue_do_invite(switch_core_session_t *session);
uint8_t sofia_glue_negotiate_sdp(switch_core_session_t *session, sdp_session_t *sdp);
void sofia_presence_establish_presence(sofia_profile_t *profile);
void sofia_handle_sip_i_refer(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, switch_core_session_t *session, sip_t const *sip, tagi_t tags[]);
void sofia_handle_sip_i_info(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, switch_core_session_t *session, sip_t const *sip, tagi_t tags[]);
void sofia_handle_sip_i_invite(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_reg_handle_sip_i_register(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_event_callback(nua_event_t event,
int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void *SWITCH_THREAD_FUNC sofia_profile_thread_run(switch_thread_t *thread, void *obj);
void launch_sofia_profile_thread(sofia_profile_t *profile);
switch_status_t sofia_presence_chat_send(char *proto, char *from, char *to, char *subject, char *body, char *hint);
void sofia_glue_tech_absorb_sdp(private_object_t *tech_pvt);
switch_status_t sofia_glue_tech_media(private_object_t *tech_pvt, const char *r_sdp);
char *sofia_reg_find_reg_url(sofia_profile_t *profile, const char *user, const char *host, char *val, switch_size_t len);
void event_handler(switch_event_t *event);
void sofia_presence_event_handler(switch_event_t *event);
void sofia_presence_mwi_event_handler(switch_event_t *event);
void sofia_presence_cancel(void);
switch_status_t config_sofia(int reload, char *profile_name);
void sofia_reg_auth_challange(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_regtype_t regtype, const char *realm, int stale);
auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile, sip_authorization_t const *authorization,
const char *regstr, char *np, size_t nplen, char *ip, switch_event_t **v_event, long exptime);
void sofia_reg_handle_sip_r_challenge(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, switch_core_session_t *session, sip_t const *sip, tagi_t tags[]);
void sofia_reg_handle_sip_r_register(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_handle_sip_i_options(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_presence_handle_sip_i_publish(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_presence_handle_sip_i_message(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_presence_handle_sip_r_subscribe(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_presence_handle_sip_i_subscribe(int status,
char const *phrase,
nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sofia_private_t *sofia_private, sip_t const *sip, tagi_t tags[]);
void sofia_glue_execute_sql(sofia_profile_t *profile, switch_bool_t master, char *sql, switch_mutex_t *mutex);
void sofia_reg_check_expire(sofia_profile_t *profile, time_t now);
void sofia_reg_check_gateway(sofia_profile_t *profile, time_t now);
void sofia_reg_unregister(sofia_profile_t *profile);
switch_status_t sofia_glue_ext_address_lookup(char **ip, switch_port_t *port, char *sourceip, switch_memory_pool_t *pool);
void sofia_glue_pass_sdp(private_object_t *tech_pvt, char *sdp);
int sofia_glue_get_user_host(char *in, char **user, char **host);
switch_call_cause_t sofia_glue_sip_cause_to_freeswitch(int status);
void sofia_glue_do_xfer_invite(switch_core_session_t *session);
uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_handle_t *nh, sip_t const *sip,
sofia_regtype_t regtype, char *key, uint32_t keylen, switch_event_t **v_event);
extern switch_endpoint_interface_t *sofia_endpoint_interface;
void sofia_presence_set_chat_hash(private_object_t *tech_pvt, sip_t const *sip);
switch_status_t sofia_on_hangup(switch_core_session_t *session);
char *sofia_glue_get_url_from_contact(char *buf, uint8_t to_dup);
void sofia_presence_set_hash_key(char *hash_key, int32_t len, sip_t const *sip);
void sofia_glue_sql_close(sofia_profile_t *profile);
int sofia_glue_init_sql(sofia_profile_t *profile);
switch_bool_t sofia_glue_execute_sql_callback(sofia_profile_t *profile,
switch_bool_t master,
switch_mutex_t *mutex,
char *sql,
switch_core_db_callback_func_t callback,
void *pdata);
char *sofia_glue_execute_sql2str(sofia_profile_t *profile, switch_mutex_t *mutex, char *sql, char *resbuf, size_t len);
void sofia_glue_check_video_codecs(private_object_t *tech_pvt);
void sofia_glue_del_profile(sofia_profile_t *profile);
switch_status_t sofia_glue_add_profile(char *key, sofia_profile_t *profile);
void sofia_glue_release_profile__(const char *file, const char *func, int line, sofia_profile_t *profile);
#define sofia_glue_release_profile(x) sofia_glue_release_profile__(__FILE__, __SWITCH_FUNC__, __LINE__, x)
sofia_profile_t *sofia_glue_find_profile__(const char *file, const char *func, int line, char *key);
#define sofia_glue_find_profile(x) sofia_glue_find_profile__(__FILE__, __SWITCH_FUNC__, __LINE__, x)
switch_status_t sofia_reg_add_gateway(char *key, sofia_gateway_t *gateway);
sofia_gateway_t *sofia_reg_find_gateway__(const char *file, const char *func, int line, char *key);
#define sofia_reg_find_gateway(x) sofia_reg_find_gateway__(__FILE__, __SWITCH_FUNC__, __LINE__, x)
void sofia_reg_release_gateway__(const char *file, const char *func, int line, sofia_gateway_t *gateway);
#define sofia_reg_release_gateway(x) sofia_reg_release_gateway__(__FILE__, __SWITCH_FUNC__, __LINE__, x);
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