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Diffstat (limited to 'nsprpub/pr/tests/nonblock.c')
| -rw-r--r-- | nsprpub/pr/tests/nonblock.c | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/nonblock.c b/nsprpub/pr/tests/nonblock.c new file mode 100644 index 0000000000..f24ffb02d0 --- /dev/null +++ b/nsprpub/pr/tests/nonblock.c @@ -0,0 +1,223 @@ +/* -*- 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/. */ + +#include "nspr.h" +#include "prio.h" +#include "prerror.h" +#include "prlog.h" +#include "prprf.h" +#include "prnetdb.h" +#include "plerror.h" +#include "obsolete/probslet.h" + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> + +#define NUMBER_ROUNDS 5 + +#if defined(WIN16) +/* +** Make win16 unit_time interval 300 milliseconds, others get 100 +*/ +#define UNIT_TIME 200 /* unit time in milliseconds */ +#else +#define UNIT_TIME 100 /* unit time in milliseconds */ +#endif +#define CHUNK_SIZE 10 +#undef USE_PR_SELECT /* If defined, we use PR_Select. + * If not defined, use PR_Poll instead. */ + +#if defined(USE_PR_SELECT) +#include "pprio.h" +#endif + +static void PR_CALLBACK +clientThreadFunc(void *arg) +{ + PRUintn port = (PRUintn)arg; + PRFileDesc *sock; + PRNetAddr addr; + char buf[CHUNK_SIZE]; + int i; + PRIntervalTime unitTime = PR_MillisecondsToInterval(UNIT_TIME); + PRSocketOptionData optval; + PRStatus retVal; + PRInt32 nBytes; + + /* Initialize the buffer so that Purify won't complain */ + memset(buf, 0, sizeof(buf)); + + addr.inet.family = PR_AF_INET; + addr.inet.port = PR_htons((PRUint16)port); + addr.inet.ip = PR_htonl(PR_INADDR_LOOPBACK); + PR_snprintf(buf, sizeof(buf), "%hu", addr.inet.ip); + + /* time 1 */ + PR_Sleep(unitTime); + sock = PR_NewTCPSocket(); + optval.option = PR_SockOpt_Nonblocking; + optval.value.non_blocking = PR_TRUE; + PR_SetSocketOption(sock, &optval); + retVal = PR_Connect(sock, &addr, PR_INTERVAL_NO_TIMEOUT); + if (retVal == PR_FAILURE && PR_GetError() == PR_IN_PROGRESS_ERROR) { +#if !defined(USE_PR_SELECT) + PRPollDesc pd; + PRInt32 n; + fprintf(stderr, "connect: EWOULDBLOCK, good\n"); + pd.fd = sock; + pd.in_flags = PR_POLL_WRITE; + n = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT); + PR_ASSERT(n == 1); + PR_ASSERT(pd.out_flags == PR_POLL_WRITE); +#else + PR_fd_set writeSet; + PRInt32 n; + fprintf(stderr, "connect: EWOULDBLOCK, good\n"); + PR_FD_ZERO(&writeSet); + PR_FD_SET(sock, &writeSet); + n = PR_Select(0, NULL, &writeSet, NULL, PR_INTERVAL_NO_TIMEOUT); + PR_ASSERT(n == 1); + PR_ASSERT(PR_FD_ISSET(sock, &writeSet)); +#endif + } + printf("client connected\n"); + fflush(stdout); + + /* time 4, 7, 11, etc. */ + for (i = 0; i < NUMBER_ROUNDS; i++) { + PR_Sleep(3 * unitTime); + nBytes = PR_Write(sock, buf, sizeof(buf)); + if (nBytes == -1) { + if (PR_GetError() == PR_WOULD_BLOCK_ERROR) { + fprintf(stderr, "write: EWOULDBLOCK\n"); + exit(1); + } else { + fprintf(stderr, "write: failed\n"); + } + } + printf("client sent %d bytes\n", nBytes); + fflush(stdout); + } + + PR_Close(sock); +} + +static PRIntn PR_CALLBACK RealMain( PRIntn argc, char **argv ) +{ + PRFileDesc *listenSock, *sock; + PRUint16 listenPort; + PRNetAddr addr; + char buf[CHUNK_SIZE]; + PRThread *clientThread; + PRInt32 retVal; + PRSocketOptionData optval; + PRIntn i; + PRIntervalTime unitTime = PR_MillisecondsToInterval(UNIT_TIME); + + /* Create a listening socket */ + if ((listenSock = PR_NewTCPSocket()) == NULL) { + fprintf(stderr, "Can't create a new TCP socket\n"); + exit(1); + } + addr.inet.family = PR_AF_INET; + addr.inet.ip = PR_htonl(PR_INADDR_ANY); + addr.inet.port = PR_htons(0); + if (PR_Bind(listenSock, &addr) == PR_FAILURE) { + fprintf(stderr, "Can't bind socket\n"); + exit(1); + } + if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) { + fprintf(stderr, "PR_GetSockName failed\n"); + exit(1); + } + listenPort = PR_ntohs(addr.inet.port); + if (PR_Listen(listenSock, 5) == PR_FAILURE) { + fprintf(stderr, "Can't listen on a socket\n"); + exit(1); + } + + PR_snprintf(buf, sizeof(buf), + "The server thread is listening on port %hu\n\n", + listenPort); + printf("%s", buf); + + clientThread = PR_CreateThread(PR_USER_THREAD, + clientThreadFunc, (void *) listenPort, + PR_PRIORITY_NORMAL, PR_LOCAL_THREAD, + PR_UNJOINABLE_THREAD, 0); + if (clientThread == NULL) { + fprintf(stderr, "can't create thread\n"); + exit(1); + } + + printf("client thread created.\n"); + + optval.option = PR_SockOpt_Nonblocking; + optval.value.non_blocking = PR_TRUE; + PR_SetSocketOption(listenSock, &optval); + /* time 0 */ + sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT); + if (sock != NULL || PR_GetError() != PR_WOULD_BLOCK_ERROR) { + PL_PrintError("First Accept\n"); + fprintf(stderr, "First PR_Accept() xxx\n" ); + exit(1); + } + printf("accept: EWOULDBLOCK, good\n"); + fflush(stdout); + /* time 2 */ + PR_Sleep(2 * unitTime); + sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT); + if (sock == NULL) { + PL_PrintError("Second Accept\n"); + fprintf(stderr, "Second PR_Accept() failed: (%d, %d)\n", + PR_GetError(), PR_GetOSError()); + exit(1); + } + printf("accept: succeeded, good\n"); + fflush(stdout); + PR_Close(listenSock); + + PR_SetSocketOption(sock, &optval); + + /* time 3, 5, 6, 8, etc. */ + for (i = 0; i < NUMBER_ROUNDS; i++) { + PR_Sleep(unitTime); + retVal = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT); + if (retVal != -1 || PR_GetError() != PR_WOULD_BLOCK_ERROR) { + PL_PrintError("First Receive:\n"); + fprintf(stderr, "First PR_Recv: retVal: %ld, Error: %ld\n", + retVal, PR_GetError()); + exit(1); + } + printf("read: EWOULDBLOCK, good\n"); + fflush(stdout); + PR_Sleep(2 * unitTime); + retVal = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT); + if (retVal != CHUNK_SIZE) { + PL_PrintError("Second Receive:\n"); + fprintf(stderr, "Second PR_Recv: retVal: %ld, Error: %ld\n", + retVal, PR_GetError()); + exit(1); + } + printf("read: %d bytes, good\n", retVal); + fflush(stdout); + } + PR_Close(sock); + + printf("All tests finished\n"); + printf("PASS\n"); + return 0; +} + +int main(int argc, char **argv) +{ + PRIntn rv; + + PR_STDIO_INIT(); + rv = PR_Initialize(RealMain, argc, argv, 0); + return rv; +} /* main */ + |