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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
/*
* Test: sendzlf.c
*
* Description: send a zero-length file with PR_SendFile and
* PR_TransmitFile.
*/
#define ZERO_LEN_FILE_NAME "zerolen.tmp"
#define HEADER_STR "Header"
#define HEADER_LEN 6 /* length of HEADER_STR, not counting the null byte */
#define TRAILER_STR "Trailer"
#define TRAILER_LEN 7 /* length of TRAILER_STR, not counting the null byte */
#include "nspr.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static void ClientThread(void* arg) {
PRFileDesc* sock;
PRNetAddr addr;
PRUint16 port = (PRUint16)arg;
char buf[1024];
char* bufPtr;
PRInt32 nbytes;
PRInt32 ntotal;
PRInt32 nexpected;
sock = PR_NewTCPSocket();
if (NULL == sock) {
fprintf(stderr, "PR_NewTCPSocket failed\n");
exit(1);
}
if (PR_InitializeNetAddr(PR_IpAddrLoopback, port, &addr) == PR_FAILURE) {
fprintf(stderr, "PR_InitializeNetAddr failed\n");
exit(1);
}
if (PR_Connect(sock, &addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE) {
fprintf(stderr, "PR_Connect failed\n");
exit(1);
}
ntotal = 0;
bufPtr = buf;
while ((nbytes = PR_Read(sock, bufPtr, sizeof(buf) - ntotal)) > 0) {
ntotal += nbytes;
bufPtr += nbytes;
}
if (-1 == nbytes) {
fprintf(stderr, "PR_Read failed\n");
exit(1);
}
nexpected = HEADER_LEN + TRAILER_LEN + TRAILER_LEN + HEADER_LEN + HEADER_LEN;
if (ntotal != nexpected) {
fprintf(stderr, "total bytes read should be %d but is %d\n", nexpected,
ntotal);
exit(1);
}
if (memcmp(buf, HEADER_STR TRAILER_STR TRAILER_STR HEADER_STR HEADER_STR,
nexpected) != 0) {
fprintf(stderr, "wrong data is received\n");
exit(1);
}
if (PR_Close(sock) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
}
static void ServerThread(void* arg) {
PRFileDesc* listenSock = (PRFileDesc*)arg;
PRFileDesc* acceptSock;
PRFileDesc* file;
PRSendFileData sfd;
char header[1024], trailer[1024];
PRInt32 nbytes;
/* Create a zero-length file */
file =
PR_Open(ZERO_LEN_FILE_NAME, PR_CREATE_FILE | PR_TRUNCATE | PR_RDWR, 0666);
if (NULL == file) {
fprintf(stderr, "PR_Open failed\n");
exit(1);
}
sfd.fd = file;
sfd.file_offset = 0;
sfd.file_nbytes = 0;
memcpy(header, HEADER_STR, HEADER_LEN);
memcpy(trailer, TRAILER_STR, TRAILER_LEN);
sfd.header = header;
sfd.hlen = HEADER_LEN;
sfd.trailer = trailer;
sfd.tlen = TRAILER_LEN;
acceptSock = PR_Accept(listenSock, NULL, PR_INTERVAL_NO_TIMEOUT);
if (NULL == acceptSock) {
fprintf(stderr, "PR_Accept failed\n");
exit(1);
}
/* Send both header and trailer */
nbytes = PR_SendFile(acceptSock, &sfd, PR_TRANSMITFILE_KEEP_OPEN,
PR_INTERVAL_NO_TIMEOUT);
if (HEADER_LEN + TRAILER_LEN != nbytes) {
fprintf(stderr, "PR_SendFile should return %d but returned %d\n",
HEADER_LEN + TRAILER_LEN, nbytes);
exit(1);
}
/* Trailer only, no header */
sfd.hlen = 0;
nbytes = PR_SendFile(acceptSock, &sfd, PR_TRANSMITFILE_KEEP_OPEN,
PR_INTERVAL_NO_TIMEOUT);
if (TRAILER_LEN != nbytes) {
fprintf(stderr, "PR_SendFile should return %d but returned %d\n",
TRAILER_LEN, nbytes);
exit(1);
}
/* Header only, no trailer */
sfd.hlen = HEADER_LEN;
sfd.tlen = 0;
nbytes = PR_SendFile(acceptSock, &sfd, PR_TRANSMITFILE_KEEP_OPEN,
PR_INTERVAL_NO_TIMEOUT);
if (HEADER_LEN != nbytes) {
fprintf(stderr, "PR_SendFile should return %d but returned %d\n",
HEADER_LEN, nbytes);
exit(1);
}
/* Try PR_TransmitFile */
nbytes = PR_TransmitFile(acceptSock, file, header, HEADER_LEN,
PR_TRANSMITFILE_KEEP_OPEN, PR_INTERVAL_NO_TIMEOUT);
if (HEADER_LEN != nbytes) {
fprintf(stderr, "PR_TransmitFile should return %d but returned %d\n",
HEADER_LEN, nbytes);
exit(1);
}
if (PR_Close(acceptSock) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
if (PR_Close(file) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
if (PR_Delete(ZERO_LEN_FILE_NAME) == PR_FAILURE) {
fprintf(stderr, "PR_Delete failed\n");
exit(1);
}
}
int main(int argc, char** argv) {
PRFileDesc* listenSock;
PRThread* clientThread;
PRThread* serverThread;
PRNetAddr addr;
PRThreadScope scope = PR_GLOBAL_THREAD;
listenSock = PR_NewTCPSocket();
if (NULL == listenSock) {
fprintf(stderr, "PR_NewTCPSocket failed\n");
exit(1);
}
if (PR_InitializeNetAddr(PR_IpAddrAny, 0, &addr) == PR_FAILURE) {
fprintf(stderr, "PR_InitializeNetAddr failed\n");
exit(1);
}
if (PR_Bind(listenSock, &addr) == PR_FAILURE) {
fprintf(stderr, "PR_Bind failed\n");
exit(1);
}
/* Find out what port number we are bound to. */
if (PR_GetSockName(listenSock, &addr) == PR_FAILURE) {
fprintf(stderr, "PR_GetSockName failed\n");
exit(1);
}
if (PR_Listen(listenSock, 5) == PR_FAILURE) {
fprintf(stderr, "PR_Listen failed\n");
exit(1);
}
clientThread = PR_CreateThread(
PR_USER_THREAD, ClientThread, (void*)PR_ntohs(PR_NetAddrInetPort(&addr)),
PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
if (NULL == clientThread) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
serverThread =
PR_CreateThread(PR_USER_THREAD, ServerThread, listenSock,
PR_PRIORITY_NORMAL, scope, PR_JOINABLE_THREAD, 0);
if (NULL == serverThread) {
fprintf(stderr, "PR_CreateThread failed\n");
exit(1);
}
if (PR_JoinThread(clientThread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
if (PR_JoinThread(serverThread) == PR_FAILURE) {
fprintf(stderr, "PR_JoinThread failed\n");
exit(1);
}
if (PR_Close(listenSock) == PR_FAILURE) {
fprintf(stderr, "PR_Close failed\n");
exit(1);
}
printf("PASS\n");
return 0;
}