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Diffstat (limited to 'nsprpub/pr/tests/intrupt.c')
| -rw-r--r-- | nsprpub/pr/tests/intrupt.c | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/intrupt.c b/nsprpub/pr/tests/intrupt.c new file mode 100644 index 0000000000..950d30d469 --- /dev/null +++ b/nsprpub/pr/tests/intrupt.c @@ -0,0 +1,379 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* + * File: intrupt.c + * Purpose: testing thread interrupts + */ + +#include "plgetopt.h" +#include "prcvar.h" +#include "prerror.h" +#include "prinit.h" +#include "prinrval.h" +#include "prio.h" +#include "prlock.h" +#include "prlog.h" +#include "prthread.h" +#include "prtypes.h" +#include "prnetdb.h" + +#include <stdio.h> +#include <string.h> + +#define DEFAULT_TCP_PORT 12500 + +static PRLock *ml = NULL; +static PRCondVar *cv = NULL; + +static PRBool passed = PR_TRUE; +static PRBool debug_mode = PR_FALSE; +static PRThreadScope thread_scope = PR_LOCAL_THREAD; + +static void PR_CALLBACK AbortCV(void *arg) +{ + PRStatus rv; + PRThread *me = PR_GetCurrentThread(); + + /* some other thread (main) is doing the interrupt */ + PR_Lock(ml); + rv = PR_WaitCondVar(cv, PR_INTERVAL_NO_TIMEOUT); + if (debug_mode) { + printf( "Expected interrupt on wait CV and "); + } + if (PR_FAILURE == rv) + { + if (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) + { + if (debug_mode) { + printf("got it\n"); + } + } + else + { + if (debug_mode) { + printf("got random error\n"); + } + passed = PR_FALSE; + } + } + else + { + if (debug_mode) { + printf("got a successful completion\n"); + } + passed = PR_FALSE; + } + + rv = PR_WaitCondVar(cv, 10); + if (debug_mode) + { + printf( + "Expected success on wait CV and %s\n", + (PR_SUCCESS == rv) ? "got it" : "failed"); + } + passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE; + + /* interrupt myself, then clear */ + PR_Interrupt(me); + PR_ClearInterrupt(); + rv = PR_WaitCondVar(cv, 10); + if (debug_mode) + { + printf("Expected success on wait CV and "); + if (PR_FAILURE == rv) + { + printf( + "%s\n", (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) ? + "got interrupted" : "a random failure"); + } + printf("got it\n"); + } + passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE; + + /* set, then wait - interrupt - then wait again */ + PR_Interrupt(me); + rv = PR_WaitCondVar(cv, 10); + if (debug_mode) { + printf( "Expected interrupt on wait CV and "); + } + if (PR_FAILURE == rv) + { + if (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) + { + if (debug_mode) { + printf("got it\n"); + } + } + else + { + if (debug_mode) { + printf("failed\n"); + } + passed = PR_FALSE; + } + } + else + { + if (debug_mode) { + printf("got a successful completion\n"); + } + passed = PR_FALSE; + } + + rv = PR_WaitCondVar(cv, 10); + if (debug_mode) + { + printf( + "Expected success on wait CV and %s\n", + (PR_SUCCESS == rv) ? "got it" : "failed"); + } + passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE; + + PR_Unlock(ml); + +} /* AbortCV */ + +static void PR_CALLBACK AbortIO(void *arg) +{ + PRStatus rv; + PR_Sleep(PR_SecondsToInterval(2)); + rv = PR_Interrupt((PRThread*)arg); + PR_ASSERT(PR_SUCCESS == rv); +} /* AbortIO */ + +static void PR_CALLBACK AbortJoin(void *arg) +{ +} /* AbortJoin */ + +static void setup_listen_socket(PRFileDesc **listner, PRNetAddr *netaddr) +{ + PRStatus rv; + PRInt16 port = DEFAULT_TCP_PORT; + + *listner = PR_NewTCPSocket(); + PR_ASSERT(*listner != NULL); + memset(netaddr, 0, sizeof(*netaddr)); + (*netaddr).inet.ip = PR_htonl(PR_INADDR_ANY); + (*netaddr).inet.family = PR_AF_INET; + do + { + (*netaddr).inet.port = PR_htons(port); + rv = PR_Bind(*listner, netaddr); + port += 1; + PR_ASSERT(port < (DEFAULT_TCP_PORT + 10)); + } while (PR_FAILURE == rv); + + rv = PR_Listen(*listner, 5); + + if (PR_GetSockName(*listner, netaddr) < 0) { + if (debug_mode) { + printf("intrupt: ERROR - PR_GetSockName failed\n"); + } + passed = PR_FALSE; + return; + } + +} + +static void PR_CALLBACK IntrBlock(void *arg) +{ + PRStatus rv; + PRNetAddr netaddr; + PRFileDesc *listner; + + /* some other thread (main) is doing the interrupt */ + /* block the interrupt */ + PR_BlockInterrupt(); + PR_Lock(ml); + rv = PR_WaitCondVar(cv, PR_SecondsToInterval(4)); + PR_Unlock(ml); + if (debug_mode) + { + printf("Expected success on wait CV and "); + if (PR_FAILURE == rv) + { + printf( + "%s\n", (PR_PENDING_INTERRUPT_ERROR == PR_GetError()) ? + "got interrupted" : "got a random failure"); + } else { + printf("got it\n"); + } + } + passed = ((PR_TRUE == passed) && (PR_SUCCESS == rv)) ? PR_TRUE : PR_FALSE; + + setup_listen_socket(&listner, &netaddr); + PR_UnblockInterrupt(); + if (PR_Accept(listner, &netaddr, PR_INTERVAL_NO_TIMEOUT) == NULL) + { + PRInt32 error = PR_GetError(); + if (debug_mode) { + printf("Expected interrupt on PR_Accept() and "); + } + if (PR_PENDING_INTERRUPT_ERROR == error) + { + if (debug_mode) { + printf("got it\n"); + } + } + else + { + if (debug_mode) { + printf("failed\n"); + } + passed = PR_FALSE; + } + } + else + { + if (debug_mode) { + printf("Failed to interrupt PR_Accept()\n"); + } + passed = PR_FALSE; + } + + (void)PR_Close(listner); listner = NULL; +} /* TestIntrBlock */ + +void PR_CALLBACK Intrupt(void *arg) +{ + PRStatus rv; + PRNetAddr netaddr; + PRFileDesc *listner; + PRThread *abortCV, *abortIO, *abortJoin, *intrBlock; + + ml = PR_NewLock(); + cv = PR_NewCondVar(ml); + + /* Part I */ + if (debug_mode) { + printf("Part I\n"); + } + abortCV = PR_CreateThread( + PR_USER_THREAD, AbortCV, 0, PR_PRIORITY_NORMAL, + thread_scope, PR_JOINABLE_THREAD, 0); + + PR_Sleep(PR_SecondsToInterval(2)); + rv = PR_Interrupt(abortCV); + PR_ASSERT(PR_SUCCESS == rv); + rv = PR_JoinThread(abortCV); + PR_ASSERT(PR_SUCCESS == rv); + + /* Part II */ + if (debug_mode) { + printf("Part II\n"); + } + abortJoin = PR_CreateThread( + PR_USER_THREAD, AbortJoin, 0, PR_PRIORITY_NORMAL, + thread_scope, PR_JOINABLE_THREAD, 0); + PR_Sleep(PR_SecondsToInterval(2)); + if (debug_mode) { + printf("Expecting to interrupt an exited thread "); + } + rv = PR_Interrupt(abortJoin); + PR_ASSERT(PR_SUCCESS == rv); + rv = PR_JoinThread(abortJoin); + PR_ASSERT(PR_SUCCESS == rv); + if (debug_mode) { + printf("and succeeded\n"); + } + + /* Part III */ + if (debug_mode) { + printf("Part III\n"); + } + setup_listen_socket(&listner, &netaddr); + abortIO = PR_CreateThread( + PR_USER_THREAD, AbortIO, PR_GetCurrentThread(), PR_PRIORITY_NORMAL, + thread_scope, PR_JOINABLE_THREAD, 0); + + if (PR_Accept(listner, &netaddr, PR_INTERVAL_NO_TIMEOUT) == NULL) + { + PRInt32 error = PR_GetError(); + if (debug_mode) { + printf("Expected interrupt on PR_Accept() and "); + } + if (PR_PENDING_INTERRUPT_ERROR == error) + { + if (debug_mode) { + printf("got it\n"); + } + } + else + { + if (debug_mode) { + printf("failed\n"); + } + passed = PR_FALSE; + } + } + else + { + if (debug_mode) { + printf("Failed to interrupt PR_Accept()\n"); + } + passed = PR_FALSE; + } + + (void)PR_Close(listner); listner = NULL; + + rv = PR_JoinThread(abortIO); + PR_ASSERT(PR_SUCCESS == rv); + /* Part VI */ + if (debug_mode) { + printf("Part VI\n"); + } + intrBlock = PR_CreateThread( + PR_USER_THREAD, IntrBlock, 0, PR_PRIORITY_NORMAL, + thread_scope, PR_JOINABLE_THREAD, 0); + + PR_Sleep(PR_SecondsToInterval(2)); + rv = PR_Interrupt(intrBlock); + PR_ASSERT(PR_SUCCESS == rv); + rv = PR_JoinThread(intrBlock); + PR_ASSERT(PR_SUCCESS == rv); + + PR_DestroyCondVar(cv); + PR_DestroyLock(ml); +} /* Intrupt */ + +int main(int argc, char **argv) +{ + PRThread *intrupt; + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "dG"); + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + { + if (PL_OPT_BAD == os) { + continue; + } + switch (opt->option) + { + case 'd': /* debug mode */ + debug_mode = PR_TRUE; + break; + case 'G': /* use global threads */ + thread_scope = PR_GLOBAL_THREAD; + break; + } + } + PL_DestroyOptState(opt); + PR_STDIO_INIT(); + intrupt = PR_CreateThread( + PR_USER_THREAD, Intrupt, NULL, PR_PRIORITY_NORMAL, + thread_scope, PR_JOINABLE_THREAD, 0); + if (intrupt == NULL) { + fprintf(stderr, "cannot create thread\n"); + passed = PR_FALSE; + } else { + PRStatus rv; + rv = PR_JoinThread(intrupt); + PR_ASSERT(rv == PR_SUCCESS); + } + printf("%s\n", ((passed) ? "PASSED" : "FAILED")); + return ((passed) ? 0 : 1); +} /* main */ + +/* intrupt.c */ |