Cross Reference: /vbox/src/VBox/Runtime/common/misc/semspingpong.cpp

Lines Matching refs:pPP
49 #define RTSEMPP_VALIDATE_RETURN(pPP) \
51         AssertPtrReturn(pPP, VERR_INVALID_PARAMETER); \
52         AssertCompileSize(pPP->enmSpeaker, 4); \
53         enmSpeaker = (RTPINGPONGSPEAKER)ASMAtomicUoReadU32((volatile uint32_t *)&pPP->enmSpeaker); \
67  * @param   pPP         Pointer to the ping-pong structure which needs initialization.
69 RTDECL(int) RTSemPingPongInit(PRTPINGPONG pPP)
74     pPP->enmSpeaker = RTPINGPONGSPEAKER_PING;
76     int rc = RTSemEventCreate(&pPP->Ping);
79         rc = RTSemEventCreate(&pPP->Pong);
82         RTSemEventDestroy(pPP->Ping);
94  * @param   pPP         Pointer to the ping-pong structure which is to be destroyed.
97 RTDECL(int) RTSemPingPongDelete(PRTPINGPONG pPP)
102     if (!pPP)
105     RTSEMPP_VALIDATE_RETURN(pPP);
110     ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_UNINITIALIZE);
111     int rc = RTSemEventDestroy(pPP->Ping);
112     int rc2 = RTSemEventDestroy(pPP->Pong);
126  * @param   pPP         Pointer to the ping-pong structure to ping.
128 RTDECL(int) RTSemPing(PRTPINGPONG pPP)
134     RTSEMPP_VALIDATE_RETURN(pPP);
141     ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PONG_SIGNALED);
142     int rc = RTSemEventSignal(pPP->Pong);
147     AssertMsgFailed(("Failed to signal pong sem %x. rc=%Rrc\n",  pPP->Pong,  rc));
148     ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PING);
159  * @param   pPP         Pointer to the ping-pong structure to pong.
161 RTDECL(int) RTSemPong(PRTPINGPONG pPP)
167     RTSEMPP_VALIDATE_RETURN(pPP);
174     ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PING_SIGNALED);
175     int rc = RTSemEventSignal(pPP->Ping);
180     AssertMsgFailed(("Failed to signal ping sem %x. rc=%Rrc\n",  pPP->Ping,  rc));
181     ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PONG);
192  * @param   pPP         Pointer to the ping-pong structure to wait on.
195 RTDECL(int) RTSemPingWait(PRTPINGPONG pPP, RTMSINTERVAL cMillies)
201     RTSEMPP_VALIDATE_RETURN(pPP);
211     int rc = RTSemEventWait(pPP->Ping, cMillies);
213         ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PING);
225  * @param   pPP         Pointer to the ping-pong structure to wait on.
228 RTDECL(int) RTSemPongWait(PRTPINGPONG pPP, RTMSINTERVAL cMillies)
234     RTSEMPP_VALIDATE_RETURN(pPP);
244     int rc = RTSemEventWait(pPP->Pong, cMillies);
246         ASMAtomicWriteSize(&pPP->enmSpeaker, RTPINGPONGSPEAKER_PONG);