Module: sip-router Branch: master Commit: 377c69ca8d8f512205eade11337a4fed1107a27b URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=377c69c… Author: Richard Good &lt;richard.good(a)smilecoms.com&gt; Committer: Richard Good &lt;richard.good(a)smilecoms.com&gt; Date: Wed Oct 15 16:49:50 2014 +0200 modules/ims_registrar_scscf: Additional file needed for new notify process New file sem.h used by the process that handles notifies --- modules/ims_registrar_scscf/sem.h | 90 +++++++++++++++++++++++++++++++++++++ 1 files changed, 90 insertions(+), 0 deletions(-) diff --git a/modules/ims_registrar_scscf/sem.h b/modules/ims_registrar_scscf/sem.h new file mode 100644 index 0000000..48a2431 --- /dev/null +++ b/modules/ims_registrar_scscf/sem.h @@ -0,0 +1,90 @@ +/* + * $Id$ + * + * Copyright (C) 2012 Smile Communications, jason.penton(a)smilecoms.com + * Copyright (C) 2012 Smile Communications, richard.good(a)smilecoms.com + * + * The initial version of this code was written by Dragos Vingarzan + * (dragos(dot)vingarzan(at)fokus(dot)fraunhofer(dot)de and the + * Fruanhofer Institute. It was and still is maintained in a separate + * branch of the original SER. We are therefore migrating it to + * Kamailio/SR and look forward to maintaining it from here on out. + * 2011/2012 Smile Communications, Pty. Ltd. + * ported/maintained/improved by + * Jason Penton (jason(dot)penton(at)smilecoms.com and + * Richard Good (richard(dot)good(at)smilecoms.com) as part of an + * effort to add full IMS support to Kamailio/SR using a new and + * improved architecture + * + * NB: Alot of this code was originally part of OpenIMSCore, + * FhG Fokus. + * Copyright (C) 2004-2006 FhG Fokus + * Thanks for great work! This is an effort to + * break apart the various CSCF functions into logically separate + * components. We hope this will drive wider use. We also feel + * that in this way the architecture is more complete and thereby easier + * to manage in the Kamailio/SR environment + * + * This file is part of Kamailio, a free SIP server. + * + * Kamailio is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version + * + * Kamailio is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * + * + * History: + * -------- + * 2011-02-02 initial version (jason.penton) + */ + +#ifndef __SEM_H +#define __SEM_H + + #include <semaphore.h> + + typedef sem_t gen_sem_t; + + /** + * Create a new unnamed semaphore and initialize it + * @param value - 0 if it should be pre-locked, 1 if not, or how many locks until block + * @return + */ + #define sem_new(sem_ptr,value)\ + do {\ + sem_ptr=shm_malloc(sizeof(gen_sem_t));\ + if (!sem_ptr){\ + LM_ERR("Error allocating %lx bytes of shm!\n",sizeof(gen_sem_t));\ + } \ + if (sem_init(sem_ptr, 1, value)<0) {\ + LM_ERR("Error > %s\n",strerror(errno));\ + }\ + } while(0) + + #define sem_free(sem)\ + do {\ + if (sem) {\ + sem_destroy(sem);\ + shm_free(sem);\ + sem=0;\ + }\ + } while(0) + + + #define sem_get(sem) sem_wait(sem) + #define sem_tryget(sem) sem_trywait(sem) + #define sem_timedget(sem,abs_timeout) sem_trywait(sem,abs_timeout) + + #define sem_release(sem) sem_post(sem) + +#endif