FreeCalypso > hg > themwi-system-sw
view sip-in/call_clear.c @ 211:fbfa72b114e8
sip-manual-out: prep for making PCM fill octet changeable
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 21 May 2023 15:33:00 -0800 |
parents | 3a1f0e13a3ac |
children |
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/* * In this module we implement final clearing of calls, i.e., freeing * of struct call, and all preliminary steps that need to happen * toward this ultimate end state. */ #include <sys/types.h> #include <sys/socket.h> #include <sys/time.h> #include <netinet/in.h> #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include <syslog.h> #include "call.h" extern struct call *call_list; extern struct timeval cur_event_time; void sip_mark_end_time(call, linger) struct call *call; unsigned linger; { call->sip_clear_time = cur_event_time.tv_sec + linger; } void transition_dead_sip(call) struct call *call; { if (call->overall_state != OVERALL_STATE_TEARDOWN) return; if (call->sip_state != SIP_STATE_ENDED && call->sip_state != SIP_STATE_MSG_SIZE_ERR) return; if (call->mncc_state != MNCC_STATE_NO_EXIST) return; if (call->mgw_state != MGW_STATE_NO_EXIST) return; if (call->mgw_xact) return; call->overall_state = OVERALL_STATE_DEAD_SIP; } void clear_dead_sip_calls() { struct call *call, **pp; for (pp = &call_list; *pp; ) { call = *pp; if (call->overall_state == OVERALL_STATE_DEAD_SIP && cur_event_time.tv_sec >= call->sip_clear_time) { *pp = call->next; syslog(LOG_INFO, "Call in%06u finished", call->in_tag_num); free(call); continue; } pp = &call->next; } }