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gecko-dev/nsprpub/pr/tests/acceptreademu.c
Kai Engert cb9142c60f Bug 1600803 - NSPR_4_25_BETA1 for FF 74. r=jcj UPGRADE_NSPR_RELEASE 
Differential Revision: https://phabricator.services.mozilla.com/D55567

--HG--
extra : moz-landing-system : lando
2020-01-07 11:04:03 +00:00

300 lines
8.7 KiB
C
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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* This test is the same as acceptread.c except that it uses the
* emulated acceptread method instead of the regular acceptread.
*/
#include <prio.h>
#include <prprf.h>
#include <prinit.h>
#include <prnetdb.h>
#include <prinrval.h>
#include <prthread.h>
#include <pprio.h>
#include <plerror.h>
#include <stdlib.h>
#ifdef DEBUG
#define PORT_INC_DO +100
#else
#define PORT_INC_DO
#endif
#ifdef IS_64
#define PORT_INC_3264 +200
#else
#define PORT_INC_3264
#endif
#define DEFAULT_PORT 12273 PORT_INC_DO PORT_INC_3264
#define GET "GET / HTTP/1.0\n\n"
static PRFileDesc *std_out, *err_out;
static PRIntervalTime write_dally, accept_timeout;
static PRDescIdentity emu_layer_ident;
static PRIOMethods emu_layer_methods;
/* the acceptread method in emu_layer_methods */
static PRInt32 PR_CALLBACK emu_AcceptRead(PRFileDesc *sd, PRFileDesc **nd,
PRNetAddr **raddr, void *buf, PRInt32 amount, PRIntervalTime timeout)
{
return PR_EmulateAcceptRead(sd, nd, raddr, buf, amount, timeout);
}
static PRStatus PrintAddress(const PRNetAddr* address)
{
char buffer[100];
PRStatus rv = PR_NetAddrToString(address, buffer, sizeof(buffer));
if (PR_FAILURE == rv) {
PL_FPrintError(err_out, "PR_NetAddrToString");
}
else PR_fprintf(
std_out, "Accepted connection from (0x%p)%s:%d\n",
address, buffer, address->inet.port);
return rv;
} /* PrintAddress */
static void ConnectingThread(void *arg)
{
PRInt32 nbytes;
char buf[1024];
PRFileDesc *sock;
PRNetAddr peer_addr, *addr;
addr = (PRNetAddr*)arg;
sock = PR_NewTCPSocket();
if (sock == NULL)
{
PL_FPrintError(err_out, "PR_NewTCPSocket (client) failed");
PR_ProcessExit(1);
}
if (PR_Connect(sock, addr, PR_INTERVAL_NO_TIMEOUT) == PR_FAILURE)
{
PL_FPrintError(err_out, "PR_Connect (client) failed");
PR_ProcessExit(1);
}
if (PR_GetPeerName(sock, &peer_addr) == PR_FAILURE)
{
PL_FPrintError(err_out, "PR_GetPeerName (client) failed");
PR_ProcessExit(1);
}
/*
** Then wait between the connection coming up and sending the expected
** data. At some point in time, the server should fail due to a timeou
** on the AcceptRead() operation, which according to the document is
** only due to the read() portion.
*/
PR_Sleep(write_dally);
nbytes = PR_Send(sock, GET, sizeof(GET), 0, PR_INTERVAL_NO_TIMEOUT);
if (nbytes == -1) {
PL_FPrintError(err_out, "PR_Send (client) failed");
}
nbytes = PR_Recv(sock, buf, sizeof(buf), 0, PR_INTERVAL_NO_TIMEOUT);
if (nbytes == -1) {
PL_FPrintError(err_out, "PR_Recv (client) failed");
}
else
{
PR_fprintf(std_out, "PR_Recv (client) succeeded: %d bytes\n", nbytes);
buf[sizeof(buf) - 1] = '\0';
PR_fprintf(std_out, "%s\n", buf);
}
if (PR_FAILURE == PR_Shutdown(sock, PR_SHUTDOWN_BOTH)) {
PL_FPrintError(err_out, "PR_Shutdown (client) failed");
}
if (PR_FAILURE == PR_Close(sock)) {
PL_FPrintError(err_out, "PR_Close (client) failed");
}
return;
} /* ConnectingThread */
#define BUF_SIZE 117
static void AcceptingThread(void *arg)
{
PRStatus rv;
PRInt32 bytes;
PRSize buf_size = BUF_SIZE;
PRUint8 buf[BUF_SIZE + (2 * sizeof(PRNetAddr)) + 32];
PRNetAddr *accept_addr, *listen_addr = (PRNetAddr*)arg;
PRFileDesc *accept_sock, *listen_sock = PR_NewTCPSocket();
PRFileDesc *layer;
PRSocketOptionData sock_opt;
if (NULL == listen_sock)
{
PL_FPrintError(err_out, "PR_NewTCPSocket (server) failed");
PR_ProcessExit(1);
}
layer = PR_CreateIOLayerStub(emu_layer_ident, &emu_layer_methods);
if (NULL == layer)
{
PL_FPrintError(err_out, "PR_CreateIOLayerStub (server) failed");
PR_ProcessExit(1);
}
if (PR_PushIOLayer(listen_sock, PR_TOP_IO_LAYER, layer) == PR_FAILURE)
{
PL_FPrintError(err_out, "PR_PushIOLayer (server) failed");
PR_ProcessExit(1);
}
sock_opt.option = PR_SockOpt_Reuseaddr;
sock_opt.value.reuse_addr = PR_TRUE;
rv = PR_SetSocketOption(listen_sock, &sock_opt);
if (PR_FAILURE == rv)
{
PL_FPrintError(err_out, "PR_SetSocketOption (server) failed");
PR_ProcessExit(1);
}
rv = PR_Bind(listen_sock, listen_addr);
if (PR_FAILURE == rv)
{
PL_FPrintError(err_out, "PR_Bind (server) failed");
PR_ProcessExit(1);
}
rv = PR_Listen(listen_sock, 10);
if (PR_FAILURE == rv)
{
PL_FPrintError(err_out, "PR_Listen (server) failed");
PR_ProcessExit(1);
}
bytes = PR_AcceptRead(
listen_sock, &accept_sock, &accept_addr, buf, buf_size, accept_timeout);
if (-1 == bytes) {
PL_FPrintError(err_out, "PR_AcceptRead (server) failed");
}
else
{
PrintAddress(accept_addr);
PR_fprintf(
std_out, "(Server) read [0x%p..0x%p) %s\n",
buf, &buf[BUF_SIZE], buf);
bytes = PR_Write(accept_sock, buf, bytes);
rv = PR_Shutdown(accept_sock, PR_SHUTDOWN_BOTH);
if (PR_FAILURE == rv) {
PL_FPrintError(err_out, "PR_Shutdown (server) failed");
}
}
if (-1 != bytes)
{
rv = PR_Close(accept_sock);
if (PR_FAILURE == rv) {
PL_FPrintError(err_out, "PR_Close (server) failed");
}
}
rv = PR_Close(listen_sock);
if (PR_FAILURE == rv) {
PL_FPrintError(err_out, "PR_Close (server) failed");
}
} /* AcceptingThread */
int main(int argc, char **argv)
{
PRHostEnt he;
PRStatus status;
PRIntn next_index;
PRUint16 port_number;
char netdb_buf[PR_NETDB_BUF_SIZE];
PRNetAddr client_addr, server_addr;
PRThread *client_thread, *server_thread;
PRIntervalTime delta = PR_MillisecondsToInterval(500);
err_out = PR_STDERR;
std_out = PR_STDOUT;
accept_timeout = PR_SecondsToInterval(2);
emu_layer_ident = PR_GetUniqueIdentity("Emulated AcceptRead");
emu_layer_methods = *PR_GetDefaultIOMethods();
emu_layer_methods.acceptread = emu_AcceptRead;
if (argc != 2 && argc != 3) {
port_number = DEFAULT_PORT;
}
else {
port_number = (PRUint16)atoi(argv[(argc == 2) ? 1 : 2]);
}
status = PR_InitializeNetAddr(PR_IpAddrAny, port_number, &server_addr);
if (PR_SUCCESS != status)
{
PL_FPrintError(err_out, "PR_InitializeNetAddr failed");
PR_ProcessExit(1);
}
if (argc < 3)
{
status = PR_InitializeNetAddr(
PR_IpAddrLoopback, port_number, &client_addr);
if (PR_SUCCESS != status)
{
PL_FPrintError(err_out, "PR_InitializeNetAddr failed");
PR_ProcessExit(1);
}
}
else
{
status = PR_GetHostByName(
argv[1], netdb_buf, sizeof(netdb_buf), &he);
if (status == PR_FAILURE)
{
PL_FPrintError(err_out, "PR_GetHostByName failed");
PR_ProcessExit(1);
}
next_index = PR_EnumerateHostEnt(0, &he, port_number, &client_addr);
if (next_index == -1)
{
PL_FPrintError(err_out, "PR_EnumerateHostEnt failed");
PR_ProcessExit(1);
}
}
for (
write_dally = 0;
write_dally < accept_timeout + (2 * delta);
write_dally += delta)
{
PR_fprintf(
std_out, "Testing w/ write_dally = %d msec\n",
PR_IntervalToMilliseconds(write_dally));
server_thread = PR_CreateThread(
PR_USER_THREAD, AcceptingThread, &server_addr,
PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
if (server_thread == NULL)
{
PL_FPrintError(err_out, "PR_CreateThread (server) failed");
PR_ProcessExit(1);
}
PR_Sleep(delta); /* let the server pot thicken */
client_thread = PR_CreateThread(
PR_USER_THREAD, ConnectingThread, &client_addr,
PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
if (client_thread == NULL)
{
PL_FPrintError(err_out, "PR_CreateThread (client) failed");
PR_ProcessExit(1);
}
if (PR_JoinThread(client_thread) == PR_FAILURE) {
PL_FPrintError(err_out, "PR_JoinThread (client) failed");
}
if (PR_JoinThread(server_thread) == PR_FAILURE) {
PL_FPrintError(err_out, "PR_JoinThread (server) failed");
}
}
return 0;
}
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