/* $Id: tstRTPoll.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */ /** @file * IPRT Testcase - RTPoll. */ /* * Copyright (C) 2010-2020 Oracle Corporation * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #include #include #include #include #include #include #include #include #include #include /********************************************************************************************************************************* * Global Variables * *********************************************************************************************************************************/ /** What we write from the threads in test 3. */ static char g_szHello[] = "hello!"; static DECLCALLBACK(int) tstRTPoll3PipeWriteThread(RTTHREAD hSelf, void *pvUser) { RT_NOREF_PV(hSelf); RTPIPE hPipe = (RTPIPE)pvUser; RTThreadSleep(RT_MS_1SEC); return RTPipeWriteBlocking(hPipe, g_szHello, sizeof(g_szHello) - 1, NULL); } static DECLCALLBACK(int) tstRTPoll3SockWriteThread(RTTHREAD hSelf, void *pvUser) { RT_NOREF_PV(hSelf); RTSOCKET hSocket = (RTSOCKET)pvUser; RTThreadSleep(RT_MS_1SEC); return RTTcpWrite(hSocket, g_szHello, sizeof(g_szHello) - 1); } static void tstRTPoll3(void) { RTTestISub("Pipe & Sockets"); /* * Create a set and a pair of pipes and a pair of sockets. */ RTPOLLSET hSet = NIL_RTPOLLSET; RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RETV(hSet != NIL_RTPOLLSET); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 0); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 0, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTPIPE hPipeR; RTPIPE hPipeW; RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR, &hPipeW, 0/*fFlags*/), VINF_SUCCESS); RTSOCKET hSocketR; RTSOCKET hSocketW; RTTESTI_CHECK_RC_RETV(RTTcpCreatePair(&hSocketR, &hSocketW, 0/*fFlags*/), VINF_SUCCESS); /* * Add them for error checking. These must be added first if want we their IDs * to show up when disconnecting. */ RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_ERROR, 1 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddSocket(hSet, hSocketR, RTPOLL_EVT_ERROR, 2 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 2); /* * Add the read ends. Polling should time out. */ RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_READ, 11 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddSocket(hSet, hSocketR, RTPOLL_EVT_READ, 12 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 4); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 11 /*id*/, NULL), VINF_SUCCESS); RTHANDLE Handle; RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 11 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeR); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 12 /*id*/, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 12 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_SOCKET); RTTESTI_CHECK(Handle.u.hSocket == hSocketR); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPoll(hSet, 1, NULL, NULL), VERR_TIMEOUT); /* * Add the write ends. Should indicate that the first one is ready for writing. */ RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeW, RTPOLL_EVT_WRITE, 21 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddSocket(hSet, hSocketW, RTPOLL_EVT_WRITE, 22 /*id*/), VINF_SUCCESS); uint32_t idReady = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, &idReady), VINF_SUCCESS); RTTESTI_CHECK(idReady == 21 || idReady == 22); /* * Remove the write ends again. */ RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 21), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 22), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); /* * Kick off a thread that writes to the socket after 1 second. * This will check that we can wait and wake up. */ char achBuf[128]; size_t cbRead; for (uint32_t i = 0; i < 2; i++) { RTTHREAD hThread; RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstRTPoll3SockWriteThread, hSocketW, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "test3sock"), VINF_SUCCESS); uint32_t fEvents = 0; idReady = 0; uint64_t msStart = RTTimeSystemMilliTS(); RTTESTI_CHECK_RC(RTPoll(hSet, 5 * RT_MS_1SEC, &fEvents, &idReady), VINF_SUCCESS); uint32_t msElapsed = RTTimeSystemMilliTS() - msStart; RTTESTI_CHECK_MSG(msElapsed >= 250 && msElapsed < 4500, ("msElapsed=%RU64\n", msElapsed)); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); RTTESTI_CHECK(idReady == 12); RTThreadWait(hThread, 5 * RT_MS_1SEC, NULL); /* Drain the socket. */ cbRead = 0; RTTESTI_CHECK_RC(RTTcpReadNB(hSocketR, achBuf, sizeof(achBuf), &cbRead), VINF_SUCCESS); RTTESTI_CHECK(cbRead == sizeof(g_szHello) - 1 && memcmp(achBuf, g_szHello, sizeof(g_szHello) - 1) == 0); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPoll(hSet, 1, NULL, NULL), VERR_TIMEOUT); } /* * Kick off a thread that writes to the pipe after 1 second. * This will check that we can wait and wake up. */ for (uint32_t i = 0; i < 2; i++) { RTTHREAD hThread; RTTESTI_CHECK_RC(RTThreadCreate(&hThread, tstRTPoll3PipeWriteThread, hPipeW, 0, RTTHREADTYPE_DEFAULT, RTTHREADFLAGS_WAITABLE, "test3pipe"), VINF_SUCCESS); uint32_t fEvents = 0; idReady = 0; uint64_t msStart = RTTimeSystemMilliTS(); RTTESTI_CHECK_RC(RTPoll(hSet, 5 * RT_MS_1SEC, &fEvents, &idReady), VINF_SUCCESS); uint32_t msElapsed = RTTimeSystemMilliTS() - msStart; RTTESTI_CHECK_MSG(msElapsed >= 250 && msElapsed < 4500, ("msElapsed=%RU64\n", msElapsed)); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); RTTESTI_CHECK(idReady == 11); RTThreadWait(hThread, 5 * RT_MS_1SEC, NULL); /* Drain the socket. */ cbRead = 0; RTTESTI_CHECK_RC(RTPipeRead(hPipeR, achBuf, sizeof(achBuf), &cbRead), VINF_SUCCESS); RTTESTI_CHECK(cbRead == sizeof(g_szHello) - 1 && memcmp(achBuf, g_szHello, sizeof(g_szHello) - 1) == 0); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPoll(hSet, 1, NULL, NULL), VERR_TIMEOUT); } /* * Close the write socket, checking that we get error returns. */ RTSocketShutdown(hSocketW, true, true); RTSocketClose(hSocketW); uint32_t fEvents = 0; idReady = 0; RTTESTI_CHECK_RC(RTPoll(hSet, 0, &fEvents, &idReady), VINF_SUCCESS); RTTESTI_CHECK_MSG(idReady == 2 || idReady == 12, ("idReady=%u\n", idReady)); RTTESTI_CHECK_MSG(fEvents & RTPOLL_EVT_ERROR, ("fEvents=%#x\n", fEvents)); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 2), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 12), VINF_SUCCESS); RTTESTI_CHECK_RC(RTTcpReadNB(hSocketR, achBuf, sizeof(achBuf), &cbRead), VINF_SUCCESS); RTTESTI_CHECK(cbRead == 0); RTTESTI_CHECK_RC(RTTcpRead(hSocketR, achBuf, 1, &cbRead), VINF_SUCCESS); RTTESTI_CHECK(cbRead == 0); RTSocketClose(hSocketR); /* * Ditto for the pipe end. */ RTPipeClose(hPipeW); idReady = fEvents = 0; RTTESTI_CHECK_RC(RTPoll(hSet, 0, &fEvents, &idReady), VINF_SUCCESS); RTTESTI_CHECK_MSG(idReady == 1 || idReady == 11, ("idReady=%u\n", idReady)); RTTESTI_CHECK_MSG(fEvents & RTPOLL_EVT_ERROR, ("fEvents=%#x\n", fEvents)); cbRead = 0; RTTESTI_CHECK_RC(RTPipeRead(hPipeR, achBuf, sizeof(achBuf), &cbRead), VERR_BROKEN_PIPE); RTTESTI_CHECK(cbRead == 0); RTPipeClose(hPipeR); RTTESTI_CHECK_RC(RTPollSetDestroy(hSet), VINF_SUCCESS); } static void tstRTPoll2(void) { RTTestISub("Negative"); /* * Bad set pointer and handle values. */ RTTESTI_CHECK_RC(RTPollSetCreate(NULL), VERR_INVALID_POINTER); RTPOLLSET hSetInvl = (RTPOLLSET)(intptr_t)-3; RTTESTI_CHECK_RC(RTPollSetDestroy(hSetInvl), VERR_INVALID_HANDLE); RTHANDLE Handle; Handle.enmType = RTHANDLETYPE_PIPE; Handle.u.hPipe = NIL_RTPIPE; RTTESTI_CHECK_RC(RTPollSetAdd(hSetInvl, &Handle, RTPOLL_EVT_ERROR, 1), VERR_INVALID_HANDLE); RTTESTI_CHECK_RC(RTPollSetRemove(hSetInvl, 1), VERR_INVALID_HANDLE); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSetInvl, 1, NULL), VERR_INVALID_HANDLE); RTTESTI_CHECK(RTPollSetGetCount(hSetInvl) == UINT32_MAX); RTTESTI_CHECK_RC(RTPoll(hSetInvl, 0, NULL, NULL), VERR_INVALID_HANDLE); RTTESTI_CHECK_RC(RTPollNoResume(hSetInvl, 0, NULL, NULL), VERR_INVALID_HANDLE); /* * Invalid arguments and other stuff. */ RTPOLLSET hSet = NIL_RTPOLLSET; RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPoll(hSet, RT_INDEFINITE_WAIT, NULL, NULL), VERR_DEADLOCK); RTTESTI_CHECK_RC(RTPollNoResume(hSet, RT_INDEFINITE_WAIT, NULL, NULL), VERR_DEADLOCK); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, UINT32_MAX), VERR_INVALID_PARAMETER); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 1), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC(RTPollSetAdd(hSet, NULL, RTPOLL_EVT_ERROR, 1), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetAdd(hSet, &Handle, RTPOLL_EVT_ERROR, UINT32_MAX), VERR_INVALID_PARAMETER); RTTESTI_CHECK_RC(RTPollSetAdd(hSet, &Handle, UINT32_MAX, 3), VERR_INVALID_PARAMETER); Handle.enmType = RTHANDLETYPE_INVALID; RTTESTI_CHECK_RC(RTPollSetAdd(hSet, &Handle, RTPOLL_EVT_ERROR, 3), VERR_INVALID_PARAMETER); RTTESTI_CHECK_RC(RTPollSetAdd(hSet, NULL, RTPOLL_EVT_ERROR, UINT32_MAX), VERR_INVALID_PARAMETER); /* duplicate id */ RTPIPE hPipeR; RTPIPE hPipeW; RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR, &hPipeW, 0/*fFlags*/), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_ERROR, 0), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_ERROR, 0), VERR_POLL_HANDLE_ID_EXISTS); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 0), VINF_SUCCESS); RTPipeClose(hPipeR); RTPipeClose(hPipeW); /* non-pollable handle */ RTFILE hBitBucket; RTTESTI_CHECK_RC_RETV(RTFileOpenBitBucket(&hBitBucket, RTFILE_O_WRITE), VINF_SUCCESS); Handle.enmType = RTHANDLETYPE_FILE; Handle.u.hFile = hBitBucket; RTTESTI_CHECK_RC(RTPollSetAdd(hSet, &Handle, RTPOLL_EVT_WRITE, 10), VERR_POLL_HANDLE_NOT_POLLABLE); RTFileClose(hBitBucket); RTTESTI_CHECK_RC_RETV(RTPollSetDestroy(hSet), VINF_SUCCESS); } static void tstRTPoll1(void) { RTTestISub("Basics"); /* create and destroy. */ RTPOLLSET hSet = NIL_RTPOLLSET; RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RETV(hSet != NIL_RTPOLLSET); RTTESTI_CHECK_RC(RTPollSetDestroy(hSet), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetDestroy(NIL_RTPOLLSET), VINF_SUCCESS); /* empty set, adding a NIL handle. */ hSet = NIL_RTPOLLSET; RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RETV(hSet != NIL_RTPOLLSET); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 0); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 0, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC(RTPollSetAddPipe(hSet, NIL_RTPIPE, RTPOLL_EVT_READ, 1 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 0); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1 /*id*/, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 0), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 0); RTTESTI_CHECK_RC(RTPollSetDestroy(hSet), VINF_SUCCESS); /* * Set with pipes */ RTPIPE hPipeR; RTPIPE hPipeW; RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR, &hPipeW, 0/*fFlags*/), VINF_SUCCESS); hSet = NIL_RTPOLLSET; RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RETV(hSet != NIL_RTPOLLSET); /* add the read pipe */ RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_READ, 1 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 1); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1 /*id*/, NULL), VINF_SUCCESS); RTHANDLE Handle; RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 1 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeR); /* poll on the set, should time out. */ RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPoll(hSet, 1, NULL, NULL), VERR_TIMEOUT); /* add the write pipe with error detection only, check that poll still times out. remove it again. */ RTTESTI_CHECK_RC(RTPollSetAddPipe(hSet, hPipeW, RTPOLL_EVT_ERROR, 11 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 2); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 11 /*id*/, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPoll(hSet, 1, NULL, NULL), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 11), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 1); /* add the write pipe */ RTTESTI_CHECK_RC(RTPollSetAddPipe(hSet, hPipeW, RTPOLL_EVT_WRITE, 10 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 2); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 10 /*id*/, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 10 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeW); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 1 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeR); /* poll on the set again, now it should indicate hPipeW is ready. */ int rc; RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(rc = RTPoll(hSet, 100, NULL, NULL), VINF_SUCCESS); if (RT_SUCCESS(rc)) RTTESTI_CHECK_RC(RTPoll(hSet, RT_INDEFINITE_WAIT, NULL, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, 0, NULL, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, 100, NULL, NULL), VINF_SUCCESS); if (RT_SUCCESS(rc)) RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, RT_INDEFINITE_WAIT, NULL, NULL), VINF_SUCCESS); uint32_t fEvents = UINT32_MAX; uint32_t id = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 0, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(rc = RTPoll(hSet, 250, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); if (RT_SUCCESS(rc)) { fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, RT_INDEFINITE_WAIT, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); } fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPollNoResume(hSet, 0, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, 100, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); if (RT_SUCCESS(rc)) { fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPollNoResume(hSet, RT_INDEFINITE_WAIT, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); } /* Write to the pipe. Currently ASSUMING we'll get the read ready now... Good idea? */ RTTESTI_CHECK_RC(rc = RTPipeWriteBlocking(hPipeW, "hello", 5, NULL), VINF_SUCCESS); if (RT_SUCCESS(rc)) { fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 0, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(rc = RTPoll(hSet, 256, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); if (RT_SUCCESS(rc)) { fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, RT_INDEFINITE_WAIT, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); } fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPollNoResume(hSet, 0, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, 383, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); if (RT_SUCCESS(rc)) { fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPollNoResume(hSet, RT_INDEFINITE_WAIT, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); } } /* Remove the read pipe, do a quick poll check. */ RTTESTI_CHECK_RC_RETV(RTPollSetRemove(hSet, 1), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 1); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1 /*id*/, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 10 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeW); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VINF_SUCCESS); /* Add it back and check that we now get the write handle when polling. (Is this FIFOing a good idea?) */ RTTESTI_CHECK_RC_RETV(RTPoll(hSet, 0, NULL, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_READ, 1 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 2); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1 /*id*/, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 1 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeR); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 10 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeW); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(rc = RTPollNoResume(hSet, 555, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); /* Remove it again and break the pipe by closing the read end. */ RTTESTI_CHECK_RC_RETV(RTPollSetRemove(hSet, 1), VINF_SUCCESS); RTTESTI_CHECK_RETV(RTPollSetGetCount(hSet) == 1); RTTESTI_CHECK_RC(RTPollSetQueryHandle(hSet, 1 /*id*/, NULL), VERR_POLL_HANDLE_ID_NOT_FOUND); RTTESTI_CHECK_RC_RETV(RTPollSetQueryHandle(hSet, 10 /*id*/, &Handle), VINF_SUCCESS); RTTESTI_CHECK(Handle.enmType == RTHANDLETYPE_PIPE); RTTESTI_CHECK(Handle.u.hPipe == hPipeW); RTTESTI_CHECK_RC(RTPoll(hSet, 0, NULL, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeR), VINF_SUCCESS); fEvents = UINT32_MAX; id = UINT32_MAX; RTTESTI_CHECK_RC(RTPollNoResume(hSet, 0, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 10); RTTESTI_CHECK_MSG( fEvents == RTPOLL_EVT_ERROR \ || fEvents == (RTPOLL_EVT_ERROR | RTPOLL_EVT_WRITE), ("%#x\n", fEvents)); RTTESTI_CHECK_RC(RTPollSetDestroy(hSet), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeW), VINF_SUCCESS); /* * Check FIFO order when removing and adding. * * Note! FIFO order is not guaranteed when a handle has more than one entry * in the set. */ RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR, &hPipeW, 0/*fFlags*/), VINF_SUCCESS); RTPIPE hPipeR2, hPipeW2; RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR2, &hPipeW2, 0/*fFlags*/), VINF_SUCCESS); RTPIPE hPipeR3, hPipeW3; RTTESTI_CHECK_RC_RETV(RTPipeCreate(&hPipeR3, &hPipeW3, 0/*fFlags*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetCreate(&hSet), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR, RTPOLL_EVT_READ, 1 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeW, RTPOLL_EVT_WRITE, 2 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR2, RTPOLL_EVT_READ, 3 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeW2, RTPOLL_EVT_WRITE, 4 /*id*/), VINF_SUCCESS); RTTESTI_CHECK_RC_RETV(RTPollSetAddPipe(hSet, hPipeR3, RTPOLL_EVT_READ, 5 /*id*/), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 2); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); RTTESTI_CHECK_RC(RTPipeWriteBlocking(hPipeW, "hello", 5, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeWriteBlocking(hPipeW2, "hello", 5, NULL), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeWriteBlocking(hPipeW3, "hello", 5, NULL), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 1); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 1), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 2); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 2), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 3); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 3), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 4); RTTESTI_CHECK(fEvents == RTPOLL_EVT_WRITE); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 4), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VINF_SUCCESS); RTTESTI_CHECK(id == 5); RTTESTI_CHECK(fEvents == RTPOLL_EVT_READ); RTTESTI_CHECK_RC(RTPollSetRemove(hSet, 5), VINF_SUCCESS); id = UINT32_MAX; fEvents = UINT32_MAX; RTTESTI_CHECK_RC(RTPoll(hSet, 5, &fEvents, &id), VERR_TIMEOUT); RTTESTI_CHECK_RC(RTPipeClose(hPipeW), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeR), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeW2), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeR2), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeW3), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPipeClose(hPipeR3), VINF_SUCCESS); RTTESTI_CHECK_RC(RTPollSetDestroy(hSet), VINF_SUCCESS); } int main() { RTTEST hTest; int rc = RTTestInitAndCreate("tstRTPoll", &hTest); if (rc) return rc; RTTestBanner(hTest); /* * The tests. */ tstRTPoll1(); if (RTTestErrorCount(hTest) == 0) { bool fMayPanic = RTAssertMayPanic(); bool fQuiet = RTAssertAreQuiet(); RTAssertSetMayPanic(false); RTAssertSetQuiet(true); tstRTPoll2(); RTAssertSetQuiet(fQuiet); RTAssertSetMayPanic(fMayPanic); tstRTPoll3(); } /* * Summary. */ return RTTestSummaryAndDestroy(hTest); }