1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/nsprpub/pr/tests/nonblock.c Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,225 @@
1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#include "nspr.h"
1.10 +#include "prio.h"
1.11 +#include "prerror.h"
1.12 +#include "prlog.h"
1.13 +#include "prprf.h"
1.14 +#include "prnetdb.h"
1.15 +#include "plerror.h"
1.16 +#include "obsolete/probslet.h"
1.17 +
1.18 +#include <stdio.h>
1.19 +#include <string.h>
1.20 +#include <stdlib.h>
1.21 +
1.22 +#define NUMBER_ROUNDS 5
1.23 +
1.24 +#if defined(WIN16)
1.25 +/*
1.26 +** Make win16 unit_time interval 300 milliseconds, others get 100
1.27 +*/
1.28 +#define UNIT_TIME 200 /* unit time in milliseconds */
1.29 +#elif defined(SYMBIAN)
1.30 +#define UNIT_TIME 5000 /* unit time in milliseconds */
1.31 +#else
1.32 +#define UNIT_TIME 100 /* unit time in milliseconds */
1.33 +#endif
1.34 +#define CHUNK_SIZE 10
1.35 +#undef USE_PR_SELECT /* If defined, we use PR_Select.
1.36 + * If not defined, use PR_Poll instead. */
1.37 +
1.38 +#if defined(USE_PR_SELECT)
1.39 +#include "pprio.h"
1.40 +#endif
1.41 +
1.42 +static void PR_CALLBACK
1.43 +clientThreadFunc(void *arg)
1.44 +{
1.45 + PRUintn port = (PRUintn)arg;
1.46 + PRFileDesc *sock;
1.47 + PRNetAddr addr;
1.48 + char buf[CHUNK_SIZE];
1.49 + int i;
1.50 + PRIntervalTime unitTime = PR_MillisecondsToInterval(UNIT_TIME);
1.51 + PRSocketOptionData optval;
1.52 + PRStatus retVal;
1.53 + PRInt32 nBytes;
1.54 +
1.55 + /* Initialize the buffer so that Purify won't complain */
1.56 + memset(buf, 0, sizeof(buf));
1.57 +
1.58 + addr.inet.family = PR_AF_INET;
1.59 + addr.inet.port = PR_htons((PRUint16)port);
1.60 + addr.inet.ip = PR_htonl(PR_INADDR_LOOPBACK);
1.61 + PR_snprintf(buf, sizeof(buf), "%hu", addr.inet.ip);
1.62 +
1.63 + /* time 1 */
1.64 + PR_Sleep(unitTime);
1.65 + sock = PR_NewTCPSocket();
1.66 + optval.option = PR_SockOpt_Nonblocking;
1.67 + optval.value.non_blocking = PR_TRUE;
1.68 + PR_SetSocketOption(sock, &optval);
1.69 + retVal = PR_Connect(sock, &addr, PR_INTERVAL_NO_TIMEOUT);
1.70 + if (retVal == PR_FAILURE && PR_GetError() == PR_IN_PROGRESS_ERROR) {
1.71 +#if !defined(USE_PR_SELECT)
1.72 + PRPollDesc pd;
1.73 + PRInt32 n;
1.74 + fprintf(stderr, "connect: EWOULDBLOCK, good\n");
1.75 + pd.fd = sock;
1.76 + pd.in_flags = PR_POLL_WRITE;
1.77 + n = PR_Poll(&pd, 1, PR_INTERVAL_NO_TIMEOUT);
1.78 + PR_ASSERT(n == 1);
1.79 + PR_ASSERT(pd.out_flags == PR_POLL_WRITE);
1.80 +#else
1.81 + PR_fd_set writeSet;
1.82 + PRInt32 n;
1.83 + fprintf(stderr, "connect: EWOULDBLOCK, good\n");
1.84 + PR_FD_ZERO(&writeSet);
1.85 + PR_FD_SET(sock, &writeSet);
1.86 + n = PR_Select(0, NULL, &writeSet, NULL, PR_INTERVAL_NO_TIMEOUT);
1.87 + PR_ASSERT(n == 1);
1.88 + PR_ASSERT(PR_FD_ISSET(sock, &writeSet));
1.89 +#endif
1.90 + }
1.91 + printf("client connected\n");
1.92 + fflush(stdout);
1.93 +
1.94 + /* time 4, 7, 11, etc. */
1.95 + for (i = 0; i < NUMBER_ROUNDS; i++) {
1.96 + PR_Sleep(3 * unitTime);
1.97 + nBytes = PR_Write(sock, buf, sizeof(buf));
1.98 + if (nBytes == -1) {
1.99 + if (PR_GetError() == PR_WOULD_BLOCK_ERROR) {
1.100 + fprintf(stderr, "write: EWOULDBLOCK\n");
1.101 + exit(1);
1.102 + } else {
1.103 + fprintf(stderr, "write: failed\n");
1.104 + }
1.105 + }
1.106 + printf("client sent %d bytes\n", nBytes);
1.107 + fflush(stdout);
1.108 + }
1.109 +
1.110 + PR_Close(sock);
1.111 +}
1.112 +
1.113 +static PRIntn PR_CALLBACK RealMain( PRIntn argc, char **argv )
1.114 +{
1.115 + PRFileDesc *listenSock, *sock;
1.116 + PRUint16 listenPort;
1.117 + PRNetAddr addr;
1.118 + char buf[CHUNK_SIZE];
1.119 + PRThread *clientThread;
1.120 + PRInt32 retVal;
1.121 + PRSocketOptionData optval;
1.122 + PRIntn i;
1.123 + PRIntervalTime unitTime = PR_MillisecondsToInterval(UNIT_TIME);
1.124 +
1.125 + /* Create a listening socket */
1.126 + if ((listenSock = PR_NewTCPSocket()) == NULL) {
1.127 + fprintf(stderr, "Can't create a new TCP socket\n");
1.128 + exit(1);
1.129 + }
1.130 + addr.inet.family = PR_AF_INET;
1.131 + addr.inet.ip = PR_htonl(PR_INADDR_ANY);
1.132 + addr.inet.port = PR_htons(0);
1.133 + if (PR_Bind(listenSock, &addr) == PR_FAILURE) {
1.134 + fprintf(stderr, "Can't bind socket\n");
1.135 + exit(1);
1.136 + }
1.137 + if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) {
1.138 + fprintf(stderr, "PR_GetSockName failed\n");
1.139 + exit(1);
1.140 + }
1.141 + listenPort = PR_ntohs(addr.inet.port);
1.142 + if (PR_Listen(listenSock, 5) == PR_FAILURE) {
1.143 + fprintf(stderr, "Can't listen on a socket\n");
1.144 + exit(1);
1.145 + }
1.146 +
1.147 + PR_snprintf(buf, sizeof(buf),
1.148 + "The server thread is listening on port %hu\n\n",
1.149 + listenPort);
1.150 + printf("%s", buf);
1.151 +
1.152 + clientThread = PR_CreateThread(PR_USER_THREAD,
1.153 + clientThreadFunc, (void *) listenPort,
1.154 + PR_PRIORITY_NORMAL, PR_LOCAL_THREAD,
1.155 + PR_UNJOINABLE_THREAD, 0);
1.156 + if (clientThread == NULL) {
1.157 + fprintf(stderr, "can't create thread\n");
1.158 + exit(1);
1.159 + }
1.160 +
1.161 + printf("client thread created.\n");
1.162 +
1.163 + optval.option = PR_SockOpt_Nonblocking;
1.164 + optval.value.non_blocking = PR_TRUE;
1.165 + PR_SetSocketOption(listenSock, &optval);
1.166 + /* time 0 */
1.167 + sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT);
1.168 + if (sock != NULL || PR_GetError() != PR_WOULD_BLOCK_ERROR) {
1.169 + PL_PrintError("First Accept\n");
1.170 + fprintf(stderr, "First PR_Accept() xxx\n" );
1.171 + exit(1);
1.172 + }
1.173 + printf("accept: EWOULDBLOCK, good\n");
1.174 + fflush(stdout);
1.175 + /* time 2 */
1.176 + PR_Sleep(2 * unitTime);
1.177 + sock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT);
1.178 + if (sock == NULL) {
1.179 + PL_PrintError("Second Accept\n");
1.180 + fprintf(stderr, "Second PR_Accept() failed: (%d, %d)\n",
1.181 + PR_GetError(), PR_GetOSError());
1.182 + exit(1);
1.183 + }
1.184 + printf("accept: succeeded, good\n");
1.185 + fflush(stdout);
1.186 + PR_Close(listenSock);
1.187 +
1.188 + PR_SetSocketOption(sock, &optval);
1.189 +
1.190 + /* time 3, 5, 6, 8, etc. */
1.191 + for (i = 0; i < NUMBER_ROUNDS; i++) {
1.192 + PR_Sleep(unitTime);
1.193 + retVal = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT);
1.194 + if (retVal != -1 || PR_GetError() != PR_WOULD_BLOCK_ERROR) {
1.195 + PL_PrintError("First Receive:\n");
1.196 + fprintf(stderr, "First PR_Recv: retVal: %ld, Error: %ld\n",
1.197 + retVal, PR_GetError());
1.198 + exit(1);
1.199 + }
1.200 + printf("read: EWOULDBLOCK, good\n");
1.201 + fflush(stdout);
1.202 + PR_Sleep(2 * unitTime);
1.203 + retVal = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT);
1.204 + if (retVal != CHUNK_SIZE) {
1.205 + PL_PrintError("Second Receive:\n");
1.206 + fprintf(stderr, "Second PR_Recv: retVal: %ld, Error: %ld\n",
1.207 + retVal, PR_GetError());
1.208 + exit(1);
1.209 + }
1.210 + printf("read: %d bytes, good\n", retVal);
1.211 + fflush(stdout);
1.212 + }
1.213 + PR_Close(sock);
1.214 +
1.215 + printf("All tests finished\n");
1.216 + printf("PASS\n");
1.217 + return 0;
1.218 +}
1.219 +
1.220 +int main(int argc, char **argv)
1.221 +{
1.222 + PRIntn rv;
1.223 +
1.224 + PR_STDIO_INIT();
1.225 + rv = PR_Initialize(RealMain, argc, argv, 0);
1.226 + return rv;
1.227 +} /* main */
1.228 +
