forked from Mirrors/freeswitch
d2edcad66e
Thanks to Phil Zimmermann for the code and for the license exception we needed to include it. There remains some build system integration work to be done before this code will build properly in the FreeSWITCH tree.
90 lines
2.5 KiB
C
90 lines
2.5 KiB
C
/*
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* libZRTP SDK library, implements the ZRTP secure VoIP protocol.
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* Copyright (c) 2006-2009 Philip R. Zimmermann. All rights reserved.
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* Contact: http://philzimmermann.com
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* For licensing and other legal details, see the file zrtp_legal.c.
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*
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* Viktor Krykun <v.krikun at zfoneproject.com>
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*/
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#ifndef __ZRTP_IFACE_SCHEDULER_H__
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#define __ZRTP_IFACE_SCHEDULER_H__
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#include "zrtp_config.h"
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#include "zrtp_base.h"
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#include "zrtp_string.h"
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#include "zrtp_error.h"
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#include "zrtp_iface.h"
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#if defined(ZRTP_USE_BUILTIN_SCEHDULER) && (ZRTP_USE_BUILTIN_SCEHDULER == 1)
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#if defined(__cplusplus)
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extern "C"
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{
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#endif
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/**
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* In order to use default secheduler libzrtp one should define tow extra interfaces:
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* sleep and threads riutine.
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*/
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/**
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* \brief Suspend thread execution for an interval measured in miliseconds
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* \param msec - number of miliseconds
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* \return: 0 if successful and -1 in case of errors.
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*/
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#if ZRTP_PLATFORM != ZP_WIN32_KERNEL
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#if (ZRTP_PLATFORM == ZP_WIN32) || (ZRTP_PLATFORM == ZP_WINCE)
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#include <windows.h>
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typedef LPTHREAD_START_ROUTINE zrtp_thread_routine_t;
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#elif (ZRTP_PLATFORM == ZP_LINUX) || (ZRTP_PLATFORM == ZP_DARWIN) || (ZRTP_PLATFORM == ZP_BSD) || (ZRTP_PLATFORM == ZP_ANDROID)
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typedef void *(*zrtp_thread_routine_t)(void*);
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#elif (ZRTP_PLATFORM == ZP_SYMBIAN)
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typedef int(*zrtp_thread_routine_t)(void*);
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#endif
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/**
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* \brief Function is used to create a new thread, within a process.
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*
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* Thread should be created with default attributes. Upon its creation, the thread executes
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* \c start_routine, with \c arg as its sole argument.
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* \param start_routine - thread start routine.
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* \param arg - start routine arguments.
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* \return 0 if successful and -1 in case of errors.
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*/
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extern int zrtp_thread_create(zrtp_thread_routine_t start_routine, void *arg);
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extern int zrtp_sleep(unsigned int msec);
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#endif
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void zrtp_def_scheduler_down();
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zrtp_status_t zrtp_def_scheduler_init(zrtp_global_t* zrtp);
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void zrtp_def_scheduler_call_later(zrtp_stream_t *ctx, zrtp_retry_task_t* ztask);
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void zrtp_def_scheduler_cancel_call_later(zrtp_stream_t* ctx, zrtp_retry_task_t* ztask);
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void zrtp_def_scheduler_wait_call_later(zrtp_stream_t* ctx);
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zrtp_status_t zrtp_sem_init(zrtp_sem_t** sem, uint32_t value, uint32_t limit);
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zrtp_status_t zrtp_sem_destroy(zrtp_sem_t* sem);
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zrtp_status_t zrtp_sem_wait(zrtp_sem_t* sem);
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zrtp_status_t zrtp_sem_trtwait(zrtp_sem_t* sem);
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zrtp_status_t zrtp_sem_post(zrtp_sem_t* sem);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* ZRTP_USE_BUILTIN_SCEHDULER */
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#endif /*__ZRTP_IFACE_SCHEDULER_H__*/
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