зеркало из https://github.com/mozilla/pjs.git
463 строки
16 KiB
C
463 строки
16 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/*
|
|
* The contents of this file are subject to the Mozilla Public
|
|
* License Version 1.1 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS
|
|
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
|
* implied. See the License for the specific language governing
|
|
* rights and limitations under the License.
|
|
*
|
|
* The Original Code is the Netscape security libraries.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998-2000 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* terms of the GNU General Public License Version 2 or later (the
|
|
* "GPL"), in which case the provisions of the GPL are applicable
|
|
* instead of those above. If you wish to allow use of your
|
|
* version of this file only under the terms of the GPL and not to
|
|
* allow others to use your version of this file under the MPL,
|
|
* indicate your decision by deleting the provisions above and
|
|
* replace them with the notice and other provisions required by
|
|
* the GPL. If you do not delete the provisions above, a recipient
|
|
* may use your version of this file under either the MPL or the
|
|
* GPL.
|
|
*/
|
|
|
|
#include "prio.h"
|
|
#include "prprf.h"
|
|
#include "prlog.h"
|
|
#include "prnetdb.h"
|
|
#include "prthread.h"
|
|
|
|
#include "plerror.h"
|
|
#include "plgetopt.h"
|
|
#include "prwin16.h"
|
|
|
|
#include <stdlib.h>
|
|
|
|
/*
|
|
** Testing layering of I/O
|
|
**
|
|
** The layered server
|
|
** A thread that acts as a server. It creates a TCP listener with a dummy
|
|
** layer pushed on top. Then listens for incoming connections. Each connection
|
|
** request for connection will be layered as well, accept one request, echo
|
|
** it back and close.
|
|
**
|
|
** The layered client
|
|
** Pretty much what you'd expect.
|
|
*/
|
|
|
|
static PRFileDesc *logFile;
|
|
static PRDescIdentity identity;
|
|
static PRNetAddr server_address;
|
|
|
|
static PRIOMethods myMethods;
|
|
|
|
typedef enum Verbosity {silent, quiet, chatty, noisy} Verbosity;
|
|
|
|
static PRIntn minor_iterations = 5;
|
|
static PRIntn major_iterations = 1;
|
|
static Verbosity verbosity = quiet;
|
|
static PRUint16 default_port = 12273;
|
|
|
|
static PRFileDesc *PushLayer(PRFileDesc *stack)
|
|
{
|
|
PRFileDesc *layer = PR_CreateIOLayerStub(identity, &myMethods);
|
|
PRStatus rv = PR_PushIOLayer(stack, PR_GetLayersIdentity(stack), layer);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Pushed layer(0x%x) onto stack(0x%x)\n", layer, stack);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
return stack;
|
|
} /* PushLayer */
|
|
|
|
static PRFileDesc *PushNewLayers(PRFileDesc *stack)
|
|
{
|
|
PRDescIdentity tmp_identity;
|
|
PRFileDesc *layer;
|
|
PRStatus rv;
|
|
|
|
/* push a dummy layer */
|
|
tmp_identity = PR_GetUniqueIdentity("Dummy 1");
|
|
layer = PR_CreateIOLayerStub(tmp_identity, PR_GetDefaultIOMethods());
|
|
rv = PR_PushIOLayer(stack, PR_GetLayersIdentity(stack), layer);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Pushed layer(0x%x) onto stack(0x%x)\n", layer,
|
|
stack);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
/* push a data procesing layer */
|
|
layer = PR_CreateIOLayerStub(identity, &myMethods);
|
|
rv = PR_PushIOLayer(stack, PR_GetLayersIdentity(stack), layer);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Pushed layer(0x%x) onto stack(0x%x)\n", layer,
|
|
stack);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
/* push another dummy layer */
|
|
tmp_identity = PR_GetUniqueIdentity("Dummy 2");
|
|
layer = PR_CreateIOLayerStub(tmp_identity, PR_GetDefaultIOMethods());
|
|
rv = PR_PushIOLayer(stack, PR_GetLayersIdentity(stack), layer);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Pushed layer(0x%x) onto stack(0x%x)\n", layer,
|
|
stack);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
return stack;
|
|
} /* PushLayer */
|
|
|
|
#if 0
|
|
static PRFileDesc *PopLayer(PRFileDesc *stack)
|
|
{
|
|
PRFileDesc *popped = PR_PopIOLayer(stack, identity);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Popped layer(0x%x) from stack(0x%x)\n", popped, stack);
|
|
popped->dtor(popped);
|
|
|
|
return stack;
|
|
} /* PopLayer */
|
|
#endif
|
|
|
|
static void PR_CALLBACK Client(void *arg)
|
|
{
|
|
PRStatus rv;
|
|
PRUint8 buffer[100];
|
|
PRIntn empty_flags = 0;
|
|
PRIntn bytes_read, bytes_sent;
|
|
PRFileDesc *stack = (PRFileDesc*)arg;
|
|
|
|
/* Initialize the buffer so that Purify won't complain */
|
|
memset(buffer, 0, sizeof(buffer));
|
|
|
|
rv = PR_Connect(stack, &server_address, PR_INTERVAL_NO_TIMEOUT);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
while (minor_iterations-- > 0)
|
|
{
|
|
bytes_sent = PR_Send(
|
|
stack, buffer, sizeof(buffer), empty_flags, PR_INTERVAL_NO_TIMEOUT);
|
|
PR_ASSERT(sizeof(buffer) == bytes_sent);
|
|
if (verbosity > chatty)
|
|
PR_fprintf(logFile, "Client sending %d bytes\n", bytes_sent);
|
|
bytes_read = PR_Recv(
|
|
stack, buffer, bytes_sent, empty_flags, PR_INTERVAL_NO_TIMEOUT);
|
|
if (verbosity > chatty)
|
|
PR_fprintf(logFile, "Client receiving %d bytes\n", bytes_read);
|
|
PR_ASSERT(bytes_read == bytes_sent);
|
|
}
|
|
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Client shutting down stack\n");
|
|
|
|
rv = PR_Shutdown(stack, PR_SHUTDOWN_BOTH); PR_ASSERT(PR_SUCCESS == rv);
|
|
} /* Client */
|
|
|
|
static void PR_CALLBACK Server(void *arg)
|
|
{
|
|
PRStatus rv;
|
|
PRUint8 buffer[100];
|
|
PRFileDesc *service;
|
|
PRUintn empty_flags = 0;
|
|
PRIntn bytes_read, bytes_sent;
|
|
PRFileDesc *stack = (PRFileDesc*)arg;
|
|
PRNetAddr client_address;
|
|
|
|
service = PR_Accept(stack, &client_address, PR_INTERVAL_NO_TIMEOUT);
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Server accepting connection\n");
|
|
|
|
do
|
|
{
|
|
bytes_read = PR_Recv(
|
|
service, buffer, sizeof(buffer), empty_flags, PR_INTERVAL_NO_TIMEOUT);
|
|
if (0 != bytes_read)
|
|
{
|
|
if (verbosity > chatty)
|
|
PR_fprintf(logFile, "Server receiving %d bytes\n", bytes_read);
|
|
PR_ASSERT(bytes_read > 0);
|
|
bytes_sent = PR_Send(
|
|
service, buffer, bytes_read, empty_flags, PR_INTERVAL_NO_TIMEOUT);
|
|
if (verbosity > chatty)
|
|
PR_fprintf(logFile, "Server sending %d bytes\n", bytes_sent);
|
|
PR_ASSERT(bytes_read == bytes_sent);
|
|
}
|
|
|
|
} while (0 != bytes_read);
|
|
|
|
if (verbosity > quiet)
|
|
PR_fprintf(logFile, "Server shutting down and closing stack\n");
|
|
rv = PR_Shutdown(service, PR_SHUTDOWN_BOTH); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Close(service); PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
} /* Server */
|
|
|
|
static PRInt32 PR_CALLBACK MyRecv(
|
|
PRFileDesc *fd, void *buf, PRInt32 amount,
|
|
PRIntn flags, PRIntervalTime timeout)
|
|
{
|
|
char *b = (char*)buf;
|
|
PRFileDesc *lo = fd->lower;
|
|
PRInt32 rv, readin = 0, request = 0;
|
|
rv = lo->methods->recv(lo, &request, sizeof(request), flags, timeout);
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MyRecv sending permission for %d bytes\n", request);
|
|
if (0 < rv)
|
|
{
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MyRecv received permission request for %d bytes\n", request);
|
|
rv = lo->methods->send(
|
|
lo, &request, sizeof(request), flags, timeout);
|
|
if (0 < rv)
|
|
{
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MyRecv sending permission for %d bytes\n", request);
|
|
while (readin < request)
|
|
{
|
|
rv = lo->methods->recv(
|
|
lo, b + readin, amount - readin, flags, timeout);
|
|
if (rv <= 0) break;
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MyRecv received %d bytes\n", rv);
|
|
readin += rv;
|
|
}
|
|
rv = readin;
|
|
}
|
|
}
|
|
return rv;
|
|
} /* MyRecv */
|
|
|
|
static PRInt32 PR_CALLBACK MySend(
|
|
PRFileDesc *fd, const void *buf, PRInt32 amount,
|
|
PRIntn flags, PRIntervalTime timeout)
|
|
{
|
|
PRFileDesc *lo = fd->lower;
|
|
const char *b = (const char*)buf;
|
|
PRInt32 rv, wroteout = 0, request;
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MySend asking permission to send %d bytes\n", amount);
|
|
rv = lo->methods->send(lo, &amount, sizeof(amount), flags, timeout);
|
|
if (0 < rv)
|
|
{
|
|
rv = lo->methods->recv(
|
|
lo, &request, sizeof(request), flags, timeout);
|
|
if (0 < rv)
|
|
{
|
|
PR_ASSERT(request == amount);
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MySend got permission to send %d bytes\n", request);
|
|
while (wroteout < request)
|
|
{
|
|
rv = lo->methods->send(
|
|
lo, b + wroteout, request - wroteout, flags, timeout);
|
|
if (rv <= 0) break;
|
|
if (verbosity > chatty) PR_fprintf(
|
|
logFile, "MySend wrote %d bytes\n", rv);
|
|
wroteout += rv;
|
|
}
|
|
rv = amount;
|
|
}
|
|
}
|
|
return rv;
|
|
} /* MySend */
|
|
|
|
static Verbosity ChangeVerbosity(Verbosity verbosity, PRIntn delta)
|
|
{
|
|
PRIntn verbage = (PRIntn)verbosity + delta;
|
|
if (verbage < (PRIntn)silent) verbage = (PRIntn)silent;
|
|
else if (verbage > (PRIntn)noisy) verbage = (PRIntn)noisy;
|
|
return (Verbosity)verbage;
|
|
} /* ChangeVerbosity */
|
|
|
|
PRIntn main(PRIntn argc, char **argv)
|
|
{
|
|
PRStatus rv;
|
|
PRIntn mits;
|
|
PLOptStatus os;
|
|
PRFileDesc *client, *service;
|
|
PRFileDesc *client_stack, *service_stack;
|
|
PRNetAddr any_address;
|
|
const char *server_name = NULL;
|
|
const PRIOMethods *stubMethods;
|
|
PRThread *client_thread, *server_thread;
|
|
PRThreadScope thread_scope = PR_LOCAL_THREAD;
|
|
PLOptState *opt = PL_CreateOptState(argc, argv, "dqGC:c:p:");
|
|
while (PL_OPT_EOL != (os = PL_GetNextOpt(opt)))
|
|
{
|
|
if (PL_OPT_BAD == os) continue;
|
|
switch (opt->option)
|
|
{
|
|
case 0:
|
|
server_name = opt->value;
|
|
break;
|
|
case 'd': /* debug mode */
|
|
if (verbosity < noisy)
|
|
verbosity = ChangeVerbosity(verbosity, 1);
|
|
break;
|
|
case 'q': /* debug mode */
|
|
if (verbosity > silent)
|
|
verbosity = ChangeVerbosity(verbosity, -1);
|
|
break;
|
|
case 'G': /* use global threads */
|
|
thread_scope = PR_GLOBAL_THREAD;
|
|
break;
|
|
case 'C': /* number of threads waiting */
|
|
major_iterations = atoi(opt->value);
|
|
break;
|
|
case 'c': /* number of client threads */
|
|
minor_iterations = atoi(opt->value);
|
|
break;
|
|
case 'p': /* default port */
|
|
default_port = atoi(opt->value);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
PL_DestroyOptState(opt);
|
|
PR_STDIO_INIT();
|
|
|
|
logFile = PR_GetSpecialFD(PR_StandardError);
|
|
|
|
identity = PR_GetUniqueIdentity("Dummy");
|
|
stubMethods = PR_GetDefaultIOMethods();
|
|
|
|
/*
|
|
** The protocol we're going to implement is one where in order to initiate
|
|
** a send, the sender must first solicit permission. Therefore, every
|
|
** send is really a send - receive - send sequence.
|
|
*/
|
|
myMethods = *stubMethods; /* first get the entire batch */
|
|
myMethods.recv = MyRecv; /* then override the ones we care about */
|
|
myMethods.send = MySend; /* then override the ones we care about */
|
|
|
|
if (NULL == server_name)
|
|
rv = PR_InitializeNetAddr(
|
|
PR_IpAddrLoopback, default_port, &server_address);
|
|
else
|
|
{
|
|
rv = PR_StringToNetAddr(server_name, &server_address);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_InitializeNetAddr(
|
|
PR_IpAddrNull, default_port, &server_address);
|
|
}
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
/* one type w/o layering */
|
|
|
|
mits = minor_iterations;
|
|
while (major_iterations-- > 0)
|
|
{
|
|
if (verbosity > silent)
|
|
PR_fprintf(logFile, "Beginning non-layered test\n");
|
|
client = PR_NewTCPSocket(); PR_ASSERT(NULL != client);
|
|
service = PR_NewTCPSocket(); PR_ASSERT(NULL != service);
|
|
rv = PR_InitializeNetAddr(PR_IpAddrAny, default_port, &any_address);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Bind(service, &any_address); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Listen(service, 10); PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
minor_iterations = mits;
|
|
server_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Server, service,
|
|
PR_PRIORITY_HIGH, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != server_thread);
|
|
|
|
client_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Client, client,
|
|
PR_PRIORITY_NORMAL, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != client_thread);
|
|
|
|
rv = PR_JoinThread(client_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_JoinThread(server_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
rv = PR_Close(client); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Close(service); PR_ASSERT(PR_SUCCESS == rv);
|
|
if (verbosity > silent)
|
|
PR_fprintf(logFile, "Ending non-layered test\n");
|
|
|
|
/* with layering */
|
|
if (verbosity > silent)
|
|
PR_fprintf(logFile, "Beginning layered test\n");
|
|
client = PR_NewTCPSocket(); PR_ASSERT(NULL != client);
|
|
PushLayer(client);
|
|
service = PR_NewTCPSocket(); PR_ASSERT(NULL != service);
|
|
PushLayer(service);
|
|
rv = PR_InitializeNetAddr(PR_IpAddrAny, default_port, &any_address);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Bind(service, &any_address); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Listen(service, 10); PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
minor_iterations = mits;
|
|
server_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Server, service,
|
|
PR_PRIORITY_HIGH, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != server_thread);
|
|
|
|
client_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Client, client,
|
|
PR_PRIORITY_NORMAL, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != client_thread);
|
|
|
|
rv = PR_JoinThread(client_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_JoinThread(server_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
rv = PR_Close(client); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Close(service); PR_ASSERT(PR_SUCCESS == rv);
|
|
/* with layering, using new style stack */
|
|
if (verbosity > silent)
|
|
PR_fprintf(logFile,
|
|
"Beginning layered test with new style stack\n");
|
|
client = PR_NewTCPSocket(); PR_ASSERT(NULL != client);
|
|
client_stack = PR_CreateIOLayer(client);
|
|
PushNewLayers(client_stack);
|
|
service = PR_NewTCPSocket(); PR_ASSERT(NULL != service);
|
|
service_stack = PR_CreateIOLayer(service);
|
|
PushNewLayers(service_stack);
|
|
rv = PR_InitializeNetAddr(PR_IpAddrAny, default_port, &any_address);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Bind(service, &any_address); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Listen(service, 10); PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
minor_iterations = mits;
|
|
server_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Server, service_stack,
|
|
PR_PRIORITY_HIGH, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != server_thread);
|
|
|
|
client_thread = PR_CreateThread(
|
|
PR_USER_THREAD, Client, client_stack,
|
|
PR_PRIORITY_NORMAL, thread_scope,
|
|
PR_JOINABLE_THREAD, 16 * 1024);
|
|
PR_ASSERT(NULL != client_thread);
|
|
|
|
rv = PR_JoinThread(client_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_JoinThread(server_thread);
|
|
PR_ASSERT(PR_SUCCESS == rv);
|
|
|
|
rv = PR_Close(client_stack); PR_ASSERT(PR_SUCCESS == rv);
|
|
rv = PR_Close(service_stack); PR_ASSERT(PR_SUCCESS == rv);
|
|
if (verbosity > silent)
|
|
PR_fprintf(logFile, "Ending layered test\n");
|
|
}
|
|
return 0;
|
|
} /* main */
|
|
|
|
/* layer.c */
|