Module: kamailio Branch: master Commit: 14923a2581113615ad071be407086dcf807a5f67 URL: https://github.com/kamailio/kamailio/commit/14923a2581113615ad071be407086dc… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2020-11-06T09:38:08+01:00 sl: new function send_reply_mode(...) - similar to send_reply(), but has a 3rd parameter to control the execution mode (for now it can set the flags to not connect on sending or close connection after sending) --- Modified: src/modules/sl/sl.c --- Diff: https://github.com/kamailio/kamailio/commit/14923a2581113615ad071be407086dc… Patch: https://github.com/kamailio/kamailio/commit/14923a2581113615ad071be407086dc… --- diff --git a/src/modules/sl/sl.c b/src/modules/sl/sl.c index 66a16a0f08..a46faab182 100644 --- a/src/modules/sl/sl.c +++ b/src/modules/sl/sl.c @@ -71,6 +71,8 @@ str _sl_event_callback_lres_sent = STR_NULL; static int w_sl_send_reply(struct sip_msg* msg, char* str1, char* str2); static int w_send_reply(struct sip_msg* msg, char* str1, char* str2); +static int w_send_reply_mode(struct sip_msg* msg, char* str1, char* str2, + char *str3); static int w_sl_reply_error(struct sip_msg* msg, char* str1, char* str2); static int w_sl_forward_reply0(sip_msg_t* msg, char* str1, char* str2); static int w_sl_forward_reply1(sip_msg_t* msg, char* str1, char* str2); @@ -80,6 +82,7 @@ static int mod_init(void); static int child_init(int rank); static void mod_destroy(); static int fixup_sl_reply(void** param, int param_no); +static int fixup_sl_reply_mode(void** param, int param_no); static int pv_get_ltt(sip_msg_t *msg, pv_param_t *param, pv_value_t *res); static int pv_parse_ltt_name(pv_spec_p sp, str *in); @@ -99,6 +102,8 @@ static cmd_export_t cmds[]={ REQUEST_ROUTE}, {"send_reply", w_send_reply, 2, fixup_sl_reply, 0, REQUEST_ROUTE|ONREPLY_ROUTE|FAILURE_ROUTE}, + {"send_reply_mode", (cmd_function)w_send_reply_mode, 3, fixup_sl_reply_mode, 0, + REQUEST_ROUTE|ONREPLY_ROUTE|FAILURE_ROUTE}, {"sl_reply_error", w_sl_reply_error, 0, 0, 0, REQUEST_ROUTE}, {"sl_forward_reply", w_sl_forward_reply0, 0, 0, 0, @@ -333,6 +338,53 @@ static int w_send_reply(struct sip_msg* msg, char* p1, char* p2) return send_reply(msg, code, &reason); } +/** + * @brief send stateful reply if transaction was created + * + * Check if transation was created for respective SIP request and reply + * in stateful mode, otherwise send stateless reply + * + * @param msg - SIP message structure + * @param code - reply status code + * @param reason - reply reason phrase + * @param mode - execution mode + * @return 1 for success and -1 for failure + */ +int ki_send_reply_mode(struct sip_msg *msg, int code, str *reason, int mode) +{ + if(mode & SET_RPL_NO_CONNECT_T) { + msg->rpl_send_flags.f|= SND_F_FORCE_CON_REUSE; + } else if(mode & SET_RPL_CLOSE_T) { + msg->rpl_send_flags.f|= SND_F_CON_CLOSE; + } + + return send_reply(msg, code, reason); +} + +/** + * @brief Small wrapper around send_reply + */ +static int w_send_reply_mode(struct sip_msg* msg, char* p1, char* p2, char *p3) +{ + int code; + str reason; + int mode = 0; + + if (get_int_fparam(&code, msg, (fparam_t*)p1) < 0) { + code = default_code; + } + + if (get_str_fparam(&reason, msg, (fparam_t*)p2) < 0) { + reason = default_reason; + } + + if (get_int_fparam(&mode, msg, (fparam_t*)p3) < 0) { + mode = 0; + } + + return ki_send_reply_mode(msg, code, &reason, mode); +} + /** * @brief store To-tag value in totag parameter */ @@ -374,6 +426,21 @@ static int fixup_sl_reply(void** param, int param_no) return 0; } +/** + * @brief fixup for SL reply mode config file functions + */ +static int fixup_sl_reply_mode(void** param, int param_no) +{ + if (param_no == 1) { + return fixup_var_int_12(param, 1); + } else if (param_no == 2) { + return fixup_var_pve_str_12(param, 2); + } else if (param_no == 3) { + return fixup_var_int_12(param, 1); + } + return 0; +} + /** * @brief forward SIP reply statelessly with different code and reason text */ @@ -613,6 +680,11 @@ static sr_kemi_t sl_kemi_exports[] = { { SR_KEMIP_INT, SR_KEMIP_STR, SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE } }, + { str_init("sl"), str_init("send_reply_mode"), + SR_KEMIP_INT, ki_send_reply_mode, + { SR_KEMIP_INT, SR_KEMIP_STR, SR_KEMIP_INT, + SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE } + }, { str_init("sl"), str_init("sl_reply_error"), SR_KEMIP_INT, sl_reply_error, { SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE,