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/* -*- 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
#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
#define UNIT_TIME 100 /* unit time in milliseconds */
#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 */