97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://chibios-gfx.com/license.html
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*/
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/**
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* @file include/gos/posix.h
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* @brief GOS - Operating System Support header file for POSIX.
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*/
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#ifndef _GOS_POSIX_H
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#define _GOS_POSIX_H
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#if GFX_USE_OS_POSIX
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#include <sys/types.h>
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#include <stdint.h>
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#include <pthread.h>
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/* Already defined int8_t, uint8_t, int16_t, uint16_t, int32_t, uint32_t, size_t */
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typedef int8_t bool_t;
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typedef unsigned long systemticks_t;
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typedef void * threadreturn_t;
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typedef unsigned long delaytime_t;
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typedef pthread_t gfxThreadHandle;
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typedef int threadpriority_t;
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typedef uint32_t semcount_t;
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typedef pthread_mutex_t gfxMutex;
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#define DECLARE_THREAD_FUNCTION(fnName, param) threadreturn_t fnName(void *param)
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#define DECLARE_THREAD_STACK(name, sz) uint8_t name[0];
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#define gfxExit() exit(0)
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#define gfxAlloc(sz) malloc(sz)
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#define gfxRealloc(p,osz,nsz) realloc(p, nsz)
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#define gfxFree(ptr) free(ptr)
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#define gfxMillisecondsToTicks(ms) (ms)
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#define gfxYield() pthread_yield()
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#define gfxThreadMe() pthread_self()
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#define gfxThreadClose(th) {}
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#define gfxMutexInit(pmtx) pthread_mutex_init(pmtx, 0)
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#define gfxMutexDestroy(pmtx) pthread_mutex_destroy(pmtx)
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#define gfxMutexEnter(pmtx) pthread_mutex_lock(pmtx)
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#define gfxMutexExit(pmtx) pthread_mutex_unlock(pmtx)
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#define gfxSemSignalI(psem) gfxSemSignal(psem)
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#define gfxSemCounterI(pSem) ((pSem)->cnt)
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#define FALSE 0
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#define TRUE 1
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#define TIME_IMMEDIATE 0
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#define TIME_INFINITE ((delaytime_t)-1)
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#define MAX_SEMAPHORE_COUNT ((semcount_t)-1)
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#define LOW_PRIORITY 10
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#define NORMAL_PRIORITY 0
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#define HIGH_PRIORITY -10
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typedef struct gfxSem {
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pthread_mutex_t mtx;
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pthread_cond_t cond;
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semcount_t cnt;
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semcount_t max;
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} gfxSem;
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/*===========================================================================*/
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/* Function declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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void gfxHalt(const char *msg);
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void gfxSleepMilliseconds(delaytime_t ms);
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void gfxSleepMicroseconds(delaytime_t ms);
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systemticks_t gfxSystemTicks(void);
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void gfxSystemLock(void);
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void gfxSystemUnlock(void);
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void gfxSemInit(gfxSem *psem, semcount_t val, semcount_t limit);
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void gfxSemDestroy(gfxSem *psem);
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bool_t gfxSemWait(gfxSem *psem, delaytime_t ms);
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void gfxSemSignal(gfxSem *psem);
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semcount_t gfxSemCounter(gfxSem *pSem);
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gfxThreadHandle gfxThreadCreate(void *stackarea, size_t stacksz, threadpriority_t prio, DECLARE_THREAD_FUNCTION((*fn),p), void *param);
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threadreturn_t gfxThreadWait(gfxThreadHandle thread);
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#ifdef __cplusplus
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}
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#endif
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#endif /* GFX_USE_OS_POSIX */
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#endif /* _GOS_POSIX_H */
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