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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #include "nspr.h"
- #include "prio.h"
- #include "prerror.h"
- #include "prlog.h"
- #include "prprf.h"
- #include "prnetdb.h"
- #include "plerror.h"
- #ifndef XP_MAC
- #include "obsolete/probslet.h"
- #else
- #include "probslet.h"
- #endif
-
- #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
-
- #ifdef XP_MAC
- int fprintf(FILE *stream, const char *fmt, ...)
- {
- PR_LogPrint(fmt);
- return 0;
- }
- #define printf PR_LogPrint
- extern void SetupMacPrintfLog(char *logFile);
- #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);
- PRIntn optval = 1;
- PRStatus retVal;
- PRInt32 nBytes;
-
- addr.inet.family = AF_INET;
- addr.inet.port = PR_htons((PRUint16)port);
- addr.inet.ip = PR_htonl(INADDR_LOOPBACK);
- PR_snprintf(buf, sizeof(buf), "%hu", addr.inet.ip);
-
- /* time 1 */
- PR_Sleep(unitTime);
- sock = PR_NewTCPSocket();
- PR_SetSockOpt(sock, PR_SockOpt_Nonblocking, &optval, sizeof(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;
- PRIntn optval = 1;
- PRIntn i;
- PRIntervalTime unitTime = PR_MillisecondsToInterval(UNIT_TIME);
-
- #ifdef XP_MAC
- SetupMacPrintfLog("nonblock.log");
- #endif
-
- /* Create a listening socket */
- if ((listenSock = PR_NewTCPSocket()) == NULL) {
- fprintf(stderr, "Can't create a new TCP socket\n");
- exit(1);
- }
- addr.inet.family = AF_INET;
- addr.inet.ip = PR_htonl(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");
-
- PR_SetSockOpt(listenSock, PR_SockOpt_Nonblocking, &optval,
- sizeof(PRIntn));
- /* 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_SetSockOpt(sock, PR_SockOpt_Nonblocking, &optval, sizeof(PRIntn));
-
- /* 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;
- }
-
- PRIntn main(PRIntn argc, char *argv[])
- {
- PRIntn rv;
-
- PR_STDIO_INIT();
- rv = PR_Initialize(RealMain, argc, argv, 0);
- return rv;
- } /* main */
-
-