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wine/dlls/kernel32/tests/pipe.c

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/*
* Unit tests for named pipe functions in Wine
*
* Copyright (c) 2002 Dan Kegel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <windef.h>
#include <winbase.h>
#include <winsock.h>
#include <wtypes.h>
#include <winerror.h>
#include "wine/test.h"
#define PIPENAME "\\\\.\\PiPe\\tests_pipe.c"
#define NB_SERVER_LOOPS 8
static HANDLE alarm_event;
static BOOL (WINAPI *pDuplicateTokenEx)(HANDLE,DWORD,LPSECURITY_ATTRIBUTES,
SECURITY_IMPERSONATION_LEVEL,TOKEN_TYPE,PHANDLE);
static void test_CreateNamedPipe(int pipemode)
{
HANDLE hnp;
HANDLE hFile;
static const char obuf[] = "Bit Bucket";
static const char obuf2[] = "More bits";
char ibuf[32], *pbuf;
DWORD written;
DWORD readden;
DWORD avail;
DWORD lpmode;
if (pipemode == PIPE_TYPE_BYTE)
trace("test_CreateNamedPipe starting in byte mode\n");
else
trace("test_CreateNamedPipe starting in message mode\n");
/* Bad parameter checks */
hnp = CreateNamedPipe("not a named pipe", PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp == INVALID_HANDLE_VALUE && GetLastError() == ERROR_INVALID_NAME,
"CreateNamedPipe should fail if name doesn't start with \\\\.\\pipe\n");
hnp = CreateNamedPipe(NULL,
PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT,
1, 1024, 1024, NMPWAIT_USE_DEFAULT_WAIT, NULL);
ok(hnp == INVALID_HANDLE_VALUE && GetLastError() == ERROR_PATH_NOT_FOUND,
"CreateNamedPipe should fail if name is NULL\n");
hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile == INVALID_HANDLE_VALUE
&& GetLastError() == ERROR_FILE_NOT_FOUND,
"connecting to nonexistent named pipe should fail with ERROR_FILE_NOT_FOUND\n");
/* Functional checks */
hnp = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, pipemode | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
ok(WaitNamedPipeA(PIPENAME, 2000), "WaitNamedPipe failed (%d)\n", GetLastError());
hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile != INVALID_HANDLE_VALUE, "CreateFile failed (%d)\n", GetLastError());
ok(!WaitNamedPipeA(PIPENAME, 1000), "WaitNamedPipe succeeded\n");
ok(GetLastError() == ERROR_SEM_TIMEOUT, "wrong error %u\n", GetLastError());
/* don't try to do i/o if one side couldn't be opened, as it hangs */
if (hFile != INVALID_HANDLE_VALUE) {
HANDLE hFile2;
/* Make sure we can read and write a few bytes in both directions */
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile\n");
ok(written == sizeof(obuf), "write file len 1\n");
ok(PeekNamedPipe(hFile, NULL, 0, NULL, &readden, NULL), "Peek\n");
ok(readden == sizeof(obuf), "peek 1 got %d bytes\n", readden);
ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
ok(readden == sizeof(obuf), "read 1 got %d bytes\n", readden);
ok(memcmp(obuf, ibuf, written) == 0, "content 1 check\n");
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), "WriteFile\n");
ok(written == sizeof(obuf2), "write file len 2\n");
ok(PeekNamedPipe(hnp, NULL, 0, NULL, &readden, NULL), "Peek\n");
ok(readden == sizeof(obuf2), "peek 2 got %d bytes\n", readden);
ok(PeekNamedPipe(hnp, (LPVOID)1, 0, NULL, &readden, NULL), "Peek\n");
ok(readden == sizeof(obuf2), "peek 2 got %d bytes\n", readden);
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
ok(readden == sizeof(obuf2), "read 2 got %d bytes\n", readden);
ok(memcmp(obuf2, ibuf, written) == 0, "content 2 check\n");
/* Test reading of multiple writes */
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile3a\n");
ok(written == sizeof(obuf), "write file len 3a\n");
ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), " WriteFile3b\n");
ok(written == sizeof(obuf2), "write file len 3b\n");
ok(PeekNamedPipe(hFile, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek3\n");
if (pipemode == PIPE_TYPE_BYTE) {
if (readden != sizeof(obuf)) /* Linux only returns the first message */
ok(readden == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes\n", readden);
}
else
{
if (readden != sizeof(obuf) + sizeof(obuf2)) /* MacOS returns both messages */
ok(readden == sizeof(obuf), "peek3 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf), "peek3 got %d bytes\n", readden);
}
if (avail != sizeof(obuf)) /* older Linux kernels only return the first write here */
ok(avail == sizeof(obuf) + sizeof(obuf2), "peek3 got %d bytes available\n", avail);
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "pipe content 3a check\n");
if (pipemode == PIPE_TYPE_BYTE && readden >= sizeof(obuf)+sizeof(obuf2)) {
pbuf += sizeof(obuf);
ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "pipe content 3b check\n");
}
ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
ok(readden == sizeof(obuf) + sizeof(obuf2), "read 3 got %d bytes\n", readden);
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 3a check\n");
pbuf += sizeof(obuf);
ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 3b check\n");
/* Multiple writes in the reverse direction */
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile4a\n");
ok(written == sizeof(obuf), "write file len 4a\n");
ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), " WriteFile4b\n");
ok(written == sizeof(obuf2), "write file len 4b\n");
ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek4\n");
if (pipemode == PIPE_TYPE_BYTE) {
if (readden != sizeof(obuf)) /* Linux only returns the first message */
/* should return all 23 bytes */
ok(readden == sizeof(obuf) + sizeof(obuf2), "peek4 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf) + sizeof(obuf2), "peek4 got %d bytes\n", readden);
}
else
{
if (readden != sizeof(obuf) + sizeof(obuf2)) /* MacOS returns both messages */
ok(readden == sizeof(obuf), "peek4 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf), "peek4 got %d bytes\n", readden);
}
if (avail != sizeof(obuf)) /* older Linux kernels only return the first write here */
ok(avail == sizeof(obuf) + sizeof(obuf2), "peek4 got %d bytes available\n", avail);
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "pipe content 4a check\n");
if (pipemode == PIPE_TYPE_BYTE && readden >= sizeof(obuf)+sizeof(obuf2)) {
pbuf += sizeof(obuf);
ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "pipe content 4b check\n");
}
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
if (pipemode == PIPE_TYPE_BYTE) {
ok(readden == sizeof(obuf) + sizeof(obuf2), "read 4 got %d bytes\n", readden);
}
else {
todo_wine {
ok(readden == sizeof(obuf), "read 4 got %d bytes\n", readden);
}
}
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 4a check\n");
if (pipemode == PIPE_TYPE_BYTE) {
pbuf += sizeof(obuf);
ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 4b check\n");
}
/* Test reading of multiple writes after a mode change
(CreateFile always creates a byte mode pipe) */
lpmode = PIPE_READMODE_MESSAGE;
if (pipemode == PIPE_TYPE_BYTE) {
/* trying to change the client end of a byte pipe to message mode should fail */
ok(!SetNamedPipeHandleState(hFile, &lpmode, NULL, NULL), "Change mode\n");
}
else {
todo_wine {
ok(SetNamedPipeHandleState(hFile, &lpmode, NULL, NULL), "Change mode\n");
}
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL), "WriteFile5a\n");
ok(written == sizeof(obuf), "write file len 3a\n");
ok(WriteFile(hnp, obuf2, sizeof(obuf2), &written, NULL), " WriteFile5b\n");
ok(written == sizeof(obuf2), "write file len 3b\n");
ok(PeekNamedPipe(hFile, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek5\n");
if (readden != sizeof(obuf) + sizeof(obuf2)) /* MacOS returns both writes */
ok(readden == sizeof(obuf), "peek5 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf), "peek5 got %d bytes\n", readden);
if (avail != sizeof(obuf)) /* older Linux kernels only return the first write here */
ok(avail == sizeof(obuf) + sizeof(obuf2), "peek5 got %d bytes available\n", avail);
else
todo_wine ok(avail == sizeof(obuf) + sizeof(obuf2), "peek5 got %d bytes available\n", avail);
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 5a check\n");
ok(ReadFile(hFile, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
todo_wine {
ok(readden == sizeof(obuf), "read 5 got %d bytes\n", readden);
}
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 5a check\n");
/* Multiple writes in the reverse direction */
/* the write of obuf2 from write4 should still be in the buffer */
ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek6a\n");
todo_wine {
ok(readden == sizeof(obuf2), "peek6a got %d bytes\n", readden);
ok(avail == sizeof(obuf2), "peek6a got %d bytes available\n", avail);
}
if (avail > 0) {
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
ok(readden == sizeof(obuf2), "read 6a got %d bytes\n", readden);
pbuf = ibuf;
ok(memcmp(obuf2, pbuf, sizeof(obuf2)) == 0, "content 6a check\n");
}
memset(ibuf, 0, sizeof(ibuf));
ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile6a\n");
ok(written == sizeof(obuf), "write file len 6a\n");
ok(WriteFile(hFile, obuf2, sizeof(obuf2), &written, NULL), " WriteFile6b\n");
ok(written == sizeof(obuf2), "write file len 6b\n");
ok(PeekNamedPipe(hnp, ibuf, sizeof(ibuf), &readden, &avail, NULL), "Peek6\n");
if (readden != sizeof(obuf) + sizeof(obuf2)) /* MacOS returns both writes */
ok(readden == sizeof(obuf), "peek6 got %d bytes\n", readden);
else
todo_wine ok(readden == sizeof(obuf), "peek6 got %d bytes\n", readden);
if (avail != sizeof(obuf)) /* older Linux kernels only return the first write here */
ok(avail == sizeof(obuf) + sizeof(obuf2), "peek6b got %d bytes available\n", avail);
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 6a check\n");
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL), "ReadFile\n");
todo_wine {
ok(readden == sizeof(obuf), "read 6b got %d bytes\n", readden);
}
pbuf = ibuf;
ok(memcmp(obuf, pbuf, sizeof(obuf)) == 0, "content 6a check\n");
}
/* Picky conformance tests */
/* Verify that you can't connect to pipe again
* until server calls DisconnectNamedPipe+ConnectNamedPipe
* or creates a new pipe
* case 1: other client not yet closed
*/
hFile2 = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile2 == INVALID_HANDLE_VALUE,
"connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n");
ok(GetLastError() == ERROR_PIPE_BUSY,
"connecting to named pipe before other client closes should fail with ERROR_PIPE_BUSY\n");
ok(CloseHandle(hFile), "CloseHandle\n");
/* case 2: other client already closed */
hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile == INVALID_HANDLE_VALUE,
"connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n");
ok(GetLastError() == ERROR_PIPE_BUSY,
"connecting to named pipe after other client closes but before DisconnectNamedPipe should fail with ERROR_PIPE_BUSY\n");
ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n");
/* case 3: server has called DisconnectNamedPipe but not ConnectNamed Pipe */
hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile == INVALID_HANDLE_VALUE,
"connecting to named pipe after other client closes but before DisconnectNamedPipe should fail\n");
ok(GetLastError() == ERROR_PIPE_BUSY,
"connecting to named pipe after other client closes but before ConnectNamedPipe should fail with ERROR_PIPE_BUSY\n");
/* to be complete, we'd call ConnectNamedPipe here and loop,
* but by default that's blocking, so we'd either have
* to turn on the uncommon nonblocking mode, or
* use another thread.
*/
}
ok(CloseHandle(hnp), "CloseHandle\n");
trace("test_CreateNamedPipe returning\n");
}
static void test_CreateNamedPipe_instances_must_match(void)
{
HANDLE hnp, hnp2;
/* Check no mismatch */
hnp = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 2,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
hnp2 = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 2,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp2 != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
ok(CloseHandle(hnp), "CloseHandle\n");
ok(CloseHandle(hnp2), "CloseHandle\n");
/* Check nMaxInstances */
hnp = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
hnp2 = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp2 == INVALID_HANDLE_VALUE
&& GetLastError() == ERROR_PIPE_BUSY, "nMaxInstances not obeyed\n");
ok(CloseHandle(hnp), "CloseHandle\n");
/* Check PIPE_ACCESS_* */
hnp = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 2,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
hnp2 = CreateNamedPipe(PIPENAME, PIPE_ACCESS_INBOUND, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp2 == INVALID_HANDLE_VALUE
&& GetLastError() == ERROR_ACCESS_DENIED, "PIPE_ACCESS_* mismatch allowed\n");
ok(CloseHandle(hnp), "CloseHandle\n");
/* etc, etc */
}
/** implementation of alarm() */
static DWORD CALLBACK alarmThreadMain(LPVOID arg)
{
DWORD_PTR timeout = (DWORD_PTR) arg;
trace("alarmThreadMain\n");
if (WaitForSingleObject( alarm_event, timeout ) == WAIT_TIMEOUT)
{
ok(FALSE, "alarm\n");
ExitProcess(1);
}
return 1;
}
HANDLE hnp = INVALID_HANDLE_VALUE;
/** Trivial byte echo server - disconnects after each session */
static DWORD CALLBACK serverThreadMain1(LPVOID arg)
{
int i;
trace("serverThreadMain1 start\n");
/* Set up a simple echo server */
hnp = CreateNamedPipe(PIPENAME "serverThreadMain1", PIPE_ACCESS_DUPLEX,
PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
for (i = 0; i < NB_SERVER_LOOPS; i++) {
char buf[512];
DWORD written;
DWORD readden;
DWORD success;
/* Wait for client to connect */
trace("Server calling ConnectNamedPipe...\n");
ok(ConnectNamedPipe(hnp, NULL)
|| GetLastError() == ERROR_PIPE_CONNECTED, "ConnectNamedPipe\n");
trace("ConnectNamedPipe returned.\n");
/* Echo bytes once */
memset(buf, 0, sizeof(buf));
trace("Server reading...\n");
success = ReadFile(hnp, buf, sizeof(buf), &readden, NULL);
trace("Server done reading.\n");
ok(success, "ReadFile\n");
ok(readden, "short read\n");
trace("Server writing...\n");
ok(WriteFile(hnp, buf, readden, &written, NULL), "WriteFile\n");
trace("Server done writing.\n");
ok(written == readden, "write file len\n");
/* finish this connection, wait for next one */
ok(FlushFileBuffers(hnp), "FlushFileBuffers\n");
trace("Server done flushing.\n");
ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n");
trace("Server done disconnecting.\n");
}
return 0;
}
/** Trivial byte echo server - closes after each connection */
static DWORD CALLBACK serverThreadMain2(LPVOID arg)
{
int i;
HANDLE hnpNext = 0;
trace("serverThreadMain2\n");
/* Set up a simple echo server */
hnp = CreateNamedPipe(PIPENAME "serverThreadMain2", PIPE_ACCESS_DUPLEX,
PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 2,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
for (i = 0; i < NB_SERVER_LOOPS; i++) {
char buf[512];
DWORD written;
DWORD readden;
DWORD success;
/* Wait for client to connect */
trace("Server calling ConnectNamedPipe...\n");
ok(ConnectNamedPipe(hnp, NULL)
|| GetLastError() == ERROR_PIPE_CONNECTED, "ConnectNamedPipe\n");
trace("ConnectNamedPipe returned.\n");
/* Echo bytes once */
memset(buf, 0, sizeof(buf));
trace("Server reading...\n");
success = ReadFile(hnp, buf, sizeof(buf), &readden, NULL);
trace("Server done reading.\n");
ok(success, "ReadFile\n");
trace("Server writing...\n");
ok(WriteFile(hnp, buf, readden, &written, NULL), "WriteFile\n");
trace("Server done writing.\n");
ok(written == readden, "write file len\n");
/* finish this connection, wait for next one */
ok(FlushFileBuffers(hnp), "FlushFileBuffers\n");
ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n");
/* Set up next echo server */
hnpNext =
CreateNamedPipe(PIPENAME "serverThreadMain2", PIPE_ACCESS_DUPLEX,
PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 2,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnpNext != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
ok(CloseHandle(hnp), "CloseHandle\n");
hnp = hnpNext;
}
return 0;
}
/** Trivial byte echo server - uses overlapped named pipe calls */
static DWORD CALLBACK serverThreadMain3(LPVOID arg)
{
int i;
HANDLE hEvent;
trace("serverThreadMain3\n");
/* Set up a simple echo server */
hnp = CreateNamedPipe(PIPENAME "serverThreadMain3", PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
hEvent = CreateEvent(NULL, /* security attribute */
TRUE, /* manual reset event */
FALSE, /* initial state */
NULL); /* name */
ok(hEvent != NULL, "CreateEvent\n");
for (i = 0; i < NB_SERVER_LOOPS; i++) {
char buf[512];
DWORD written;
DWORD readden;
DWORD dummy;
DWORD success;
OVERLAPPED oOverlap;
int letWFSOEwait = (i & 2);
int letGORwait = (i & 1);
DWORD err;
memset(&oOverlap, 0, sizeof(oOverlap));
oOverlap.hEvent = hEvent;
/* Wait for client to connect */
trace("Server calling overlapped ConnectNamedPipe...\n");
success = ConnectNamedPipe(hnp, &oOverlap);
err = GetLastError();
ok(!success && (err == ERROR_IO_PENDING || err == ERROR_PIPE_CONNECTED), "overlapped ConnectNamedPipe\n");
trace("overlapped ConnectNamedPipe returned.\n");
if (!success && (err == ERROR_IO_PENDING)) {
if (letWFSOEwait)
{
DWORD ret;
do {
ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE);
} while (ret == WAIT_IO_COMPLETION);
ok(ret == 0, "wait ConnectNamedPipe returned %x\n", ret);
}
success = GetOverlappedResult(hnp, &oOverlap, &dummy, letGORwait);
if (!letGORwait && !letWFSOEwait && !success) {
ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n");
success = GetOverlappedResult(hnp, &oOverlap, &dummy, TRUE);
}
}
ok(success || (err == ERROR_PIPE_CONNECTED), "GetOverlappedResult ConnectNamedPipe\n");
trace("overlapped ConnectNamedPipe operation complete.\n");
/* Echo bytes once */
memset(buf, 0, sizeof(buf));
trace("Server reading...\n");
success = ReadFile(hnp, buf, sizeof(buf), &readden, &oOverlap);
trace("Server ReadFile returned...\n");
err = GetLastError();
ok(success || err == ERROR_IO_PENDING, "overlapped ReadFile\n");
trace("overlapped ReadFile returned.\n");
if (!success && (err == ERROR_IO_PENDING)) {
if (letWFSOEwait)
{
DWORD ret;
do {
ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE);
} while (ret == WAIT_IO_COMPLETION);
ok(ret == 0, "wait ReadFile returned %x\n", ret);
}
success = GetOverlappedResult(hnp, &oOverlap, &readden, letGORwait);
if (!letGORwait && !letWFSOEwait && !success) {
ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n");
success = GetOverlappedResult(hnp, &oOverlap, &readden, TRUE);
}
}
trace("Server done reading.\n");
ok(success, "overlapped ReadFile\n");
trace("Server writing...\n");
success = WriteFile(hnp, buf, readden, &written, &oOverlap);
trace("Server WriteFile returned...\n");
err = GetLastError();
ok(success || err == ERROR_IO_PENDING, "overlapped WriteFile\n");
trace("overlapped WriteFile returned.\n");
if (!success && (err == ERROR_IO_PENDING)) {
if (letWFSOEwait)
{
DWORD ret;
do {
ret = WaitForSingleObjectEx(hEvent, INFINITE, TRUE);
} while (ret == WAIT_IO_COMPLETION);
ok(ret == 0, "wait WriteFile returned %x\n", ret);
}
success = GetOverlappedResult(hnp, &oOverlap, &written, letGORwait);
if (!letGORwait && !letWFSOEwait && !success) {
ok(GetLastError() == ERROR_IO_INCOMPLETE, "GetOverlappedResult\n");
success = GetOverlappedResult(hnp, &oOverlap, &written, TRUE);
}
}
trace("Server done writing.\n");
ok(success, "overlapped WriteFile\n");
ok(written == readden, "write file len\n");
/* finish this connection, wait for next one */
ok(FlushFileBuffers(hnp), "FlushFileBuffers\n");
ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe\n");
}
return 0;
}
/** Trivial byte echo server - uses i/o completion ports */
static DWORD CALLBACK serverThreadMain4(LPVOID arg)
{
int i;
HANDLE hcompletion;
trace("serverThreadMain4\n");
/* Set up a simple echo server */
hnp = CreateNamedPipe(PIPENAME "serverThreadMain4", PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(hnp != INVALID_HANDLE_VALUE, "CreateNamedPipe failed\n");
hcompletion = CreateIoCompletionPort(hnp, NULL, 12345, 1);
ok(hcompletion != NULL, "CreateIoCompletionPort failed, error=%i\n", GetLastError());
for (i = 0; i < NB_SERVER_LOOPS; i++) {
char buf[512];
DWORD written;
DWORD readden;
DWORD dummy;
DWORD success;
OVERLAPPED oConnect;
OVERLAPPED oRead;
OVERLAPPED oWrite;
OVERLAPPED *oResult;
DWORD err;
ULONG_PTR compkey;
memset(&oConnect, 0, sizeof(oConnect));
memset(&oRead, 0, sizeof(oRead));
memset(&oWrite, 0, sizeof(oWrite));
/* Wait for client to connect */
trace("Server calling overlapped ConnectNamedPipe...\n");
success = ConnectNamedPipe(hnp, &oConnect);
err = GetLastError();
ok(!success && (err == ERROR_IO_PENDING || err == ERROR_PIPE_CONNECTED),
"overlapped ConnectNamedPipe got %u err %u\n", success, err );
if (!success && err == ERROR_IO_PENDING) {
trace("ConnectNamedPipe GetQueuedCompletionStatus\n");
success = GetQueuedCompletionStatus(hcompletion, &dummy, &compkey, &oResult, 0);
if (!success)
{
ok( GetLastError() == WAIT_TIMEOUT,
"ConnectNamedPipe GetQueuedCompletionStatus wrong error %u\n", GetLastError());
success = GetQueuedCompletionStatus(hcompletion, &dummy, &compkey, &oResult, 10000);
}
ok(success, "ConnectNamedPipe GetQueuedCompletionStatus failed, errno=%i\n", GetLastError());
if (success)
{
ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey);
ok(oResult == &oConnect, "got overlapped pointer %p instead of %p\n", oResult, &oConnect);
}
}
trace("overlapped ConnectNamedPipe operation complete.\n");
/* Echo bytes once */
memset(buf, 0, sizeof(buf));
trace("Server reading...\n");
success = ReadFile(hnp, buf, sizeof(buf), &readden, &oRead);
trace("Server ReadFile returned...\n");
err = GetLastError();
ok(success || err == ERROR_IO_PENDING, "overlapped ReadFile, err=%i\n", err);
success = GetQueuedCompletionStatus(hcompletion, &readden, &compkey,
&oResult, 10000);
ok(success, "ReadFile GetQueuedCompletionStatus failed, errno=%i\n", GetLastError());
if (success)
{
ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey);
ok(oResult == &oRead, "got overlapped pointer %p instead of %p\n", oResult, &oRead);
}
trace("Server done reading.\n");
trace("Server writing...\n");
success = WriteFile(hnp, buf, readden, &written, &oWrite);
trace("Server WriteFile returned...\n");
err = GetLastError();
ok(success || err == ERROR_IO_PENDING, "overlapped WriteFile failed, err=%u\n", err);
success = GetQueuedCompletionStatus(hcompletion, &written, &compkey,
&oResult, 10000);
ok(success, "WriteFile GetQueuedCompletionStatus failed, errno=%i\n", GetLastError());
if (success)
{
ok(compkey == 12345, "got completion key %i instead of 12345\n", (int)compkey);
ok(oResult == &oWrite, "got overlapped pointer %p instead of %p\n", oResult, &oWrite);
ok(written == readden, "write file len\n");
}
trace("Server done writing.\n");
/* finish this connection, wait for next one */
ok(FlushFileBuffers(hnp), "FlushFileBuffers\n");
success = DisconnectNamedPipe(hnp);
ok(success, "DisconnectNamedPipe failed, err %u\n", GetLastError());
}
ok(CloseHandle(hnp), "CloseHandle named pipe failed, err=%i\n", GetLastError());
ok(CloseHandle(hcompletion), "CloseHandle completion failed, err=%i\n", GetLastError());
return 0;
}
static void exercizeServer(const char *pipename, HANDLE serverThread)
{
int i;
trace("exercizeServer starting\n");
for (i = 0; i < NB_SERVER_LOOPS; i++) {
HANDLE hFile=INVALID_HANDLE_VALUE;
static const char obuf[] = "Bit Bucket";
char ibuf[32];
DWORD written;
DWORD readden;
int loop;
for (loop = 0; loop < 3; loop++) {
DWORD err;
trace("Client connecting...\n");
/* Connect to the server */
hFile = CreateFileA(pipename, GENERIC_READ | GENERIC_WRITE, 0,
NULL, OPEN_EXISTING, 0, 0);
if (hFile != INVALID_HANDLE_VALUE)
break;
err = GetLastError();
if (loop == 0)
ok(err == ERROR_PIPE_BUSY || err == ERROR_FILE_NOT_FOUND, "connecting to pipe\n");
else
ok(err == ERROR_PIPE_BUSY, "connecting to pipe\n");
trace("connect failed, retrying\n");
Sleep(200);
}
ok(hFile != INVALID_HANDLE_VALUE, "client opening named pipe\n");
/* Make sure it can echo */
memset(ibuf, 0, sizeof(ibuf));
trace("Client writing...\n");
ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile to client end of pipe\n");
ok(written == sizeof(obuf), "write file len\n");
trace("Client reading...\n");
ok(ReadFile(hFile, ibuf, sizeof(obuf), &readden, NULL), "ReadFile from client end of pipe\n");
ok(readden == sizeof(obuf), "read file len\n");
ok(memcmp(obuf, ibuf, written) == 0, "content check\n");
trace("Client closing...\n");
ok(CloseHandle(hFile), "CloseHandle\n");
}
ok(WaitForSingleObject(serverThread,INFINITE) == WAIT_OBJECT_0, "WaitForSingleObject\n");
CloseHandle(hnp);
trace("exercizeServer returning\n");
}
static void test_NamedPipe_2(void)
{
HANDLE serverThread;
DWORD serverThreadId;
HANDLE alarmThread;
DWORD alarmThreadId;
trace("test_NamedPipe_2 starting\n");
/* Set up a ten second timeout */
alarm_event = CreateEvent( NULL, TRUE, FALSE, NULL );
alarmThread = CreateThread(NULL, 0, alarmThreadMain, (void *) 10000, 0, &alarmThreadId);
/* The servers we're about to exercize do try to clean up carefully,
* but to reduce the change of a test failure due to a pipe handle
* leak in the test code, we'll use a different pipe name for each server.
*/
/* Try server #1 */
serverThread = CreateThread(NULL, 0, serverThreadMain1, (void *)8, 0, &serverThreadId);
ok(serverThread != INVALID_HANDLE_VALUE, "CreateThread\n");
exercizeServer(PIPENAME "serverThreadMain1", serverThread);
/* Try server #2 */
serverThread = CreateThread(NULL, 0, serverThreadMain2, 0, 0, &serverThreadId);
ok(serverThread != INVALID_HANDLE_VALUE, "CreateThread\n");
exercizeServer(PIPENAME "serverThreadMain2", serverThread);
/* Try server #3 */
serverThread = CreateThread(NULL, 0, serverThreadMain3, 0, 0, &serverThreadId);
ok(serverThread != INVALID_HANDLE_VALUE, "CreateThread\n");
exercizeServer(PIPENAME "serverThreadMain3", serverThread);
/* Try server #4 */
serverThread = CreateThread(NULL, 0, serverThreadMain4, 0, 0, &serverThreadId);
ok(serverThread != INVALID_HANDLE_VALUE, "CreateThread\n");
exercizeServer(PIPENAME "serverThreadMain4", serverThread);
ok(SetEvent( alarm_event ), "SetEvent\n");
CloseHandle( alarm_event );
trace("test_NamedPipe_2 returning\n");
}
static int test_DisconnectNamedPipe(void)
{
HANDLE hnp;
HANDLE hFile;
static const char obuf[] = "Bit Bucket";
char ibuf[32];
DWORD written;
DWORD readden;
DWORD ret;
SetLastError(0xdeadbeef);
hnp = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
if ((hnp == INVALID_HANDLE_VALUE /* Win98 */ || !hnp /* Win95 */)
&& GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) {
win_skip("Named pipes are not implemented\n");
return 1;
}
ok(WriteFile(hnp, obuf, sizeof(obuf), &written, NULL) == 0
&& GetLastError() == ERROR_PIPE_LISTENING, "WriteFile to not-yet-connected pipe\n");
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL) == 0
&& GetLastError() == ERROR_PIPE_LISTENING, "ReadFile from not-yet-connected pipe\n");
hFile = CreateFileA(PIPENAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
ok(hFile != INVALID_HANDLE_VALUE, "CreateFile failed\n");
/* don't try to do i/o if one side couldn't be opened, as it hangs */
if (hFile != INVALID_HANDLE_VALUE) {
/* see what happens if server calls DisconnectNamedPipe
* when there are bytes in the pipe
*/
ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL), "WriteFile\n");
ok(written == sizeof(obuf), "write file len\n");
ok(DisconnectNamedPipe(hnp), "DisconnectNamedPipe while messages waiting\n");
ok(WriteFile(hFile, obuf, sizeof(obuf), &written, NULL) == 0
&& GetLastError() == ERROR_PIPE_NOT_CONNECTED, "WriteFile to disconnected pipe\n");
ok(ReadFile(hnp, ibuf, sizeof(ibuf), &readden, NULL) == 0
&& GetLastError() == ERROR_PIPE_NOT_CONNECTED,
"ReadFile from disconnected pipe with bytes waiting\n");
ok(!DisconnectNamedPipe(hnp) && GetLastError() == ERROR_PIPE_NOT_CONNECTED,
"DisconnectNamedPipe worked twice\n");
ret = WaitForSingleObject(hFile, 0);
ok(ret == WAIT_TIMEOUT, "WaitForSingleObject returned %X\n", ret);
ok(CloseHandle(hFile), "CloseHandle\n");
}
ok(CloseHandle(hnp), "CloseHandle\n");
return 0;
}
static void test_CreatePipe(void)
{
SECURITY_ATTRIBUTES pipe_attr;
HANDLE piperead, pipewrite;
DWORD written;
DWORD read;
DWORD i, size;
BYTE *buffer;
char readbuf[32];
pipe_attr.nLength = sizeof(SECURITY_ATTRIBUTES);
pipe_attr.bInheritHandle = TRUE;
pipe_attr.lpSecurityDescriptor = NULL;
ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, 0) != 0, "CreatePipe failed\n");
ok(WriteFile(pipewrite,PIPENAME,sizeof(PIPENAME), &written, NULL), "Write to anonymous pipe failed\n");
ok(written == sizeof(PIPENAME), "Write to anonymous pipe wrote %d bytes\n", written);
ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL), "Read from non empty pipe failed\n");
ok(read == sizeof(PIPENAME), "Read from anonymous pipe got %d bytes\n", read);
ok(CloseHandle(pipewrite), "CloseHandle for the write pipe failed\n");
ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n");
/* Now write another chunk*/
ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, 0) != 0, "CreatePipe failed\n");
ok(WriteFile(pipewrite,PIPENAME,sizeof(PIPENAME), &written, NULL), "Write to anonymous pipe failed\n");
ok(written == sizeof(PIPENAME), "Write to anonymous pipe wrote %d bytes\n", written);
/* and close the write end, read should still succeed*/
ok(CloseHandle(pipewrite), "CloseHandle for the Write Pipe failed\n");
ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL), "Read from broken pipe withe with pending data failed\n");
ok(read == sizeof(PIPENAME), "Read from anonymous pipe got %d bytes\n", read);
/* But now we need to get informed that the pipe is closed */
ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL) == 0, "Broken pipe not detected\n");
ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n");
/* Try bigger chunks */
size = 32768;
buffer = HeapAlloc( GetProcessHeap(), 0, size );
for (i = 0; i < size; i++) buffer[i] = i;
ok(CreatePipe(&piperead, &pipewrite, &pipe_attr, (size + 24)) != 0, "CreatePipe failed\n");
ok(WriteFile(pipewrite, buffer, size, &written, NULL), "Write to anonymous pipe failed\n");
ok(written == size, "Write to anonymous pipe wrote %d bytes\n", written);
/* and close the write end, read should still succeed*/
ok(CloseHandle(pipewrite), "CloseHandle for the Write Pipe failed\n");
memset( buffer, 0, size );
ok(ReadFile(piperead, buffer, size, &read, NULL), "Read from broken pipe withe with pending data failed\n");
ok(read == size, "Read from anonymous pipe got %d bytes\n", read);
for (i = 0; i < size; i++) ok( buffer[i] == (BYTE)i, "invalid data %x at %x\n", buffer[i], i );
/* But now we need to get informed that the pipe is closed */
ok(ReadFile(piperead,readbuf,sizeof(readbuf),&read, NULL) == 0, "Broken pipe not detected\n");
ok(CloseHandle(piperead), "CloseHandle for the read pipe failed\n");
HeapFree(GetProcessHeap(), 0, buffer);
}
struct named_pipe_client_params
{
DWORD security_flags;
HANDLE token;
BOOL revert;
};
#define PIPE_NAME "\\\\.\\pipe\\named_pipe_test"
static DWORD CALLBACK named_pipe_client_func(LPVOID p)
{
struct named_pipe_client_params *params = p;
HANDLE pipe;
BOOL ret;
const char message[] = "Test";
DWORD bytes_read, bytes_written;
char dummy;
TOKEN_PRIVILEGES *Privileges = NULL;
if (params->token)
{
if (params->revert)
{
/* modify the token so we can tell if the pipe impersonation
* token reverts to the process token */
ret = AdjustTokenPrivileges(params->token, TRUE, NULL, 0, NULL, NULL);
ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError());
}
ret = SetThreadToken(NULL, params->token);
ok(ret, "SetThreadToken failed with error %d\n", GetLastError());
}
else
{
DWORD Size = 0;
HANDLE process_token;
ret = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY|TOKEN_ADJUST_PRIVILEGES, &process_token);
ok(ret, "OpenProcessToken failed with error %d\n", GetLastError());
ret = GetTokenInformation(process_token, TokenPrivileges, NULL, 0, &Size);
ok(!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER, "GetTokenInformation(TokenPrivileges) failed with %d\n", GetLastError());
Privileges = HeapAlloc(GetProcessHeap(), 0, Size);
ret = GetTokenInformation(process_token, TokenPrivileges, Privileges, Size, &Size);
ok(ret, "GetTokenInformation(TokenPrivileges) failed with %d\n", GetLastError());
ret = AdjustTokenPrivileges(process_token, TRUE, NULL, 0, NULL, NULL);
ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError());
CloseHandle(process_token);
}
pipe = CreateFile(PIPE_NAME, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, params->security_flags, NULL);
ok(pipe != INVALID_HANDLE_VALUE, "CreateFile for pipe failed with error %d\n", GetLastError());
ret = WriteFile(pipe, message, sizeof(message), &bytes_written, NULL);
ok(ret, "WriteFile failed with error %d\n", GetLastError());
ret = ReadFile(pipe, &dummy, sizeof(dummy), &bytes_read, NULL);
ok(ret, "ReadFile failed with error %d\n", GetLastError());
if (params->token)
{
if (params->revert)
{
ret = RevertToSelf();
ok(ret, "RevertToSelf failed with error %d\n", GetLastError());
}
else
{
ret = AdjustTokenPrivileges(params->token, TRUE, NULL, 0, NULL, NULL);
ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError());
}
}
else
{
HANDLE process_token;
ret = OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &process_token);
ok(ret, "OpenProcessToken failed with error %d\n", GetLastError());
ret = AdjustTokenPrivileges(process_token, FALSE, Privileges, 0, NULL, NULL);
ok(ret, "AdjustTokenPrivileges failed with error %d\n", GetLastError());
HeapFree(GetProcessHeap(), 0, Privileges);
CloseHandle(process_token);
}
ret = WriteFile(pipe, message, sizeof(message), &bytes_written, NULL);
ok(ret, "WriteFile failed with error %d\n", GetLastError());
ret = ReadFile(pipe, &dummy, sizeof(dummy), &bytes_read, NULL);
ok(ret, "ReadFile failed with error %d\n", GetLastError());
CloseHandle(pipe);
return 0;
}
static HANDLE make_impersonation_token(DWORD Access, SECURITY_IMPERSONATION_LEVEL ImpersonationLevel)
{
HANDLE ProcessToken;
HANDLE Token = NULL;
BOOL ret;
ret = OpenProcessToken(GetCurrentProcess(), TOKEN_DUPLICATE, &ProcessToken);
ok(ret, "OpenProcessToken failed with error %d\n", GetLastError());
ret = pDuplicateTokenEx(ProcessToken, Access, NULL, ImpersonationLevel, TokenImpersonation, &Token);
ok(ret, "DuplicateToken failed with error %d\n", GetLastError());
CloseHandle(ProcessToken);
return Token;
}
static void test_ImpersonateNamedPipeClient(HANDLE hClientToken, DWORD security_flags, BOOL revert, void (*test_func)(int, HANDLE))
{
HANDLE hPipeServer;
BOOL ret;
DWORD dwTid;
HANDLE hThread;
char buffer[256];
DWORD dwBytesRead;
DWORD error;
struct named_pipe_client_params params;
char dummy = 0;
DWORD dwBytesWritten;
HANDLE hToken = NULL;
SECURITY_IMPERSONATION_LEVEL ImpersonationLevel;
DWORD size;
hPipeServer = CreateNamedPipe(PIPE_NAME, PIPE_ACCESS_DUPLEX, PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT, 1, 100, 100, NMPWAIT_USE_DEFAULT_WAIT, NULL);
ok(hPipeServer != INVALID_HANDLE_VALUE, "CreateNamedPipe failed with error %d\n", GetLastError());
params.security_flags = security_flags;
params.token = hClientToken;
params.revert = revert;
hThread = CreateThread(NULL, 0, named_pipe_client_func, &params, 0, &dwTid);
ok(hThread != NULL, "CreateThread failed with error %d\n", GetLastError());
SetLastError(0xdeadbeef);
ret = ImpersonateNamedPipeClient(hPipeServer);
error = GetLastError();
ok(ret /* win2k3 */ || (error == ERROR_CANNOT_IMPERSONATE),
"ImpersonateNamedPipeClient should have failed with ERROR_CANNOT_IMPERSONATE instead of %d\n", GetLastError());
ret = ConnectNamedPipe(hPipeServer, NULL);
ok(ret || (GetLastError() == ERROR_PIPE_CONNECTED), "ConnectNamedPipe failed with error %d\n", GetLastError());
ret = ReadFile(hPipeServer, buffer, sizeof(buffer), &dwBytesRead, NULL);
ok(ret, "ReadFile failed with error %d\n", GetLastError());
ret = ImpersonateNamedPipeClient(hPipeServer);
ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError());
ret = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &hToken);
ok(ret, "OpenThreadToken failed with error %d\n", GetLastError());
(*test_func)(0, hToken);
ImpersonationLevel = 0xdeadbeef; /* to avoid false positives */
ret = GetTokenInformation(hToken, TokenImpersonationLevel, &ImpersonationLevel, sizeof(ImpersonationLevel), &size);
ok(ret, "GetTokenInformation(TokenImpersonationLevel) failed with error %d\n", GetLastError());
ok(ImpersonationLevel == SecurityImpersonation, "ImpersonationLevel should have been SecurityImpersonation(%d) instead of %d\n", SecurityImpersonation, ImpersonationLevel);
CloseHandle(hToken);
RevertToSelf();
ret = WriteFile(hPipeServer, &dummy, sizeof(dummy), &dwBytesWritten, NULL);
ok(ret, "WriteFile failed with error %d\n", GetLastError());
ret = ReadFile(hPipeServer, buffer, sizeof(buffer), &dwBytesRead, NULL);
ok(ret, "ReadFile failed with error %d\n", GetLastError());
ret = ImpersonateNamedPipeClient(hPipeServer);
ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError());
ret = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, FALSE, &hToken);
ok(ret, "OpenThreadToken failed with error %d\n", GetLastError());
(*test_func)(1, hToken);
CloseHandle(hToken);
RevertToSelf();
ret = WriteFile(hPipeServer, &dummy, sizeof(dummy), &dwBytesWritten, NULL);
ok(ret, "WriteFile failed with error %d\n", GetLastError());
WaitForSingleObject(hThread, INFINITE);
ret = ImpersonateNamedPipeClient(hPipeServer);
ok(ret, "ImpersonateNamedPipeClient failed with error %d\n", GetLastError());
RevertToSelf();
CloseHandle(hThread);
CloseHandle(hPipeServer);
}
static BOOL are_all_privileges_disabled(HANDLE hToken)
{
BOOL ret;
TOKEN_PRIVILEGES *Privileges = NULL;
DWORD Size = 0;
BOOL all_privs_disabled = TRUE;
DWORD i;
ret = GetTokenInformation(hToken, TokenPrivileges, NULL, 0, &Size);
if (!ret && GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
Privileges = HeapAlloc(GetProcessHeap(), 0, Size);
ret = GetTokenInformation(hToken, TokenPrivileges, Privileges, Size, &Size);
if (!ret)
{
HeapFree(GetProcessHeap(), 0, Privileges);
return FALSE;
}
}
else
return FALSE;
for (i = 0; i < Privileges->PrivilegeCount; i++)
{
if (Privileges->Privileges[i].Attributes & SE_PRIVILEGE_ENABLED)
{
all_privs_disabled = FALSE;
break;
}
}
HeapFree(GetProcessHeap(), 0, Privileges);
return all_privs_disabled;
}
static DWORD get_privilege_count(HANDLE hToken)
{
TOKEN_STATISTICS Statistics;
DWORD Size = sizeof(Statistics);
BOOL ret;
ret = GetTokenInformation(hToken, TokenStatistics, &Statistics, Size, &Size);
ok(ret, "GetTokenInformation(TokenStatistics)\n");
if (!ret) return -1;
return Statistics.PrivilegeCount;
}
static void test_no_sqos_no_token(int call_index, HANDLE hToken)
{
DWORD priv_count;
switch (call_index)
{
case 0:
priv_count = get_privilege_count(hToken);
todo_wine
ok(priv_count == 0, "privilege count should have been 0 instead of %d\n", priv_count);
break;
case 1:
priv_count = get_privilege_count(hToken);
ok(priv_count > 0, "privilege count should now be > 0 instead of 0\n");
ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_no_sqos(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n");
break;
case 1:
todo_wine
ok(are_all_privileges_disabled(hToken), "impersonated token should have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_static_context(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n");
break;
case 1:
ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_dynamic_context(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
ok(!are_all_privileges_disabled(hToken), "token should be a copy of the process one\n");
break;
case 1:
todo_wine
ok(are_all_privileges_disabled(hToken), "impersonated token should have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_dynamic_context_no_token(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
ok(are_all_privileges_disabled(hToken), "token should be a copy of the process one\n");
break;
case 1:
ok(!are_all_privileges_disabled(hToken), "process token modification should have been detected and impersonation token updated\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_no_sqos_revert(int call_index, HANDLE hToken)
{
DWORD priv_count;
switch (call_index)
{
case 0:
priv_count = get_privilege_count(hToken);
todo_wine
ok(priv_count == 0, "privilege count should have been 0 instead of %d\n", priv_count);
break;
case 1:
priv_count = get_privilege_count(hToken);
ok(priv_count > 0, "privilege count should now be > 0 instead of 0\n");
ok(!are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_static_context_revert(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
todo_wine
ok(are_all_privileges_disabled(hToken), "privileges should have been disabled\n");
break;
case 1:
todo_wine
ok(are_all_privileges_disabled(hToken), "impersonated token should not have been modified\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_dynamic_context_revert(int call_index, HANDLE hToken)
{
switch (call_index)
{
case 0:
todo_wine
ok(are_all_privileges_disabled(hToken), "privileges should have been disabled\n");
break;
case 1:
ok(!are_all_privileges_disabled(hToken), "impersonated token should now be process token\n");
break;
default:
ok(0, "shouldn't happen\n");
}
}
static void test_impersonation(void)
{
HANDLE hClientToken;
HANDLE hProcessToken;
BOOL ret;
if( !pDuplicateTokenEx ) {
skip("DuplicateTokenEx not found\n");
return;
}
ret = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hProcessToken);
if (!ret)
{
skip("couldn't open process token, skipping impersonation tests\n");
return;
}
if (!get_privilege_count(hProcessToken) || are_all_privileges_disabled(hProcessToken))
{
skip("token didn't have any privileges or they were all disabled. token not suitable for impersonation tests\n");
CloseHandle(hProcessToken);
return;
}
CloseHandle(hProcessToken);
test_ImpersonateNamedPipeClient(NULL, 0, FALSE, test_no_sqos_no_token);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken, 0, FALSE, test_no_sqos);
CloseHandle(hClientToken);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken,
SECURITY_SQOS_PRESENT | SECURITY_IMPERSONATION, FALSE,
test_static_context);
CloseHandle(hClientToken);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken,
SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION,
FALSE, test_dynamic_context);
CloseHandle(hClientToken);
test_ImpersonateNamedPipeClient(NULL,
SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION,
FALSE, test_dynamic_context_no_token);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken, 0, TRUE, test_no_sqos_revert);
CloseHandle(hClientToken);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken,
SECURITY_SQOS_PRESENT | SECURITY_IMPERSONATION, TRUE,
test_static_context_revert);
CloseHandle(hClientToken);
hClientToken = make_impersonation_token(TOKEN_IMPERSONATE | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, SecurityImpersonation);
test_ImpersonateNamedPipeClient(hClientToken,
SECURITY_SQOS_PRESENT | SECURITY_CONTEXT_TRACKING | SECURITY_IMPERSONATION,
TRUE, test_dynamic_context_revert);
CloseHandle(hClientToken);
}
struct overlapped_server_args
{
HANDLE pipe_created;
};
static DWORD CALLBACK overlapped_server(LPVOID arg)
{
OVERLAPPED ol;
HANDLE pipe;
int ret, err;
struct overlapped_server_args *a = arg;
DWORD num;
char buf[100];
pipe = CreateNamedPipeA("\\\\.\\pipe\\my pipe", FILE_FLAG_OVERLAPPED | PIPE_ACCESS_DUPLEX, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, 1, 0, 0, 100000, NULL);
ok(pipe != NULL, "pipe NULL\n");
ol.hEvent = CreateEventA(0, 1, 0, 0);
ok(ol.hEvent != NULL, "event NULL\n");
ret = ConnectNamedPipe(pipe, &ol);
err = GetLastError();
ok(ret == 0, "ret %d\n", ret);
ok(err == ERROR_IO_PENDING, "gle %d\n", err);
SetEvent(a->pipe_created);
ret = WaitForSingleObjectEx(ol.hEvent, INFINITE, 1);
ok(ret == WAIT_OBJECT_0, "ret %x\n", ret);
ret = GetOverlappedResult(pipe, &ol, &num, 1);
ok(ret == 1, "ret %d\n", ret);
/* This should block */
ret = ReadFile(pipe, buf, sizeof(buf), &num, NULL);
ok(ret == 1, "ret %d\n", ret);
DisconnectNamedPipe(pipe);
CloseHandle(ol.hEvent);
CloseHandle(pipe);
return 1;
}
static void test_overlapped(void)
{
DWORD tid, num;
HANDLE thread, pipe;
int ret;
struct overlapped_server_args args;
args.pipe_created = CreateEventA(0, 1, 0, 0);
thread = CreateThread(NULL, 0, overlapped_server, &args, 0, &tid);
WaitForSingleObject(args.pipe_created, INFINITE);
pipe = CreateFileA("\\\\.\\pipe\\my pipe", GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, NULL);
ok(pipe != INVALID_HANDLE_VALUE, "cf failed\n");
/* Sleep to try to get the ReadFile in the server to occur before the following WriteFile */
Sleep(1);
ret = WriteFile(pipe, "x", 1, &num, NULL);
ok(ret == 1, "ret %d\n", ret);
WaitForSingleObject(thread, INFINITE);
CloseHandle(pipe);
CloseHandle(args.pipe_created);
CloseHandle(thread);
}
static void test_NamedPipeHandleState(void)
{
HANDLE server, client;
BOOL ret;
DWORD state, instances, maxCollectionCount, collectDataTimeout;
char userName[MAX_PATH];
server = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX,
/* dwOpenMode */ PIPE_TYPE_BYTE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(server != INVALID_HANDLE_VALUE, "cf failed\n");
ret = GetNamedPipeHandleState(server, NULL, NULL, NULL, NULL, NULL, 0);
todo_wine
ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError());
ret = GetNamedPipeHandleState(server, &state, &instances, NULL, NULL, NULL,
0);
todo_wine
ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError());
if (ret)
{
ok(state == 0, "unexpected state %08x\n", state);
ok(instances == 1, "expected 1 instances, got %d\n", instances);
}
/* Some parameters have no meaning, and therefore can't be retrieved,
* on a local pipe.
*/
SetLastError(0xdeadbeef);
ret = GetNamedPipeHandleState(server, &state, &instances,
&maxCollectionCount, &collectDataTimeout, userName,
sizeof(userName) / sizeof(userName[0]));
todo_wine
ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER,
"expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
/* A byte-mode pipe server can't be changed to message mode. */
state = PIPE_READMODE_MESSAGE;
SetLastError(0xdeadbeef);
ret = SetNamedPipeHandleState(server, &state, NULL, NULL);
todo_wine
ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER,
"expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
client = CreateFileA(PIPENAME, GENERIC_READ|GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, 0, NULL);
ok(client != INVALID_HANDLE_VALUE, "cf failed\n");
state = PIPE_READMODE_BYTE;
ret = SetNamedPipeHandleState(client, &state, NULL, NULL);
todo_wine
ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError());
/* A byte-mode pipe client can't be changed to message mode, either. */
state = PIPE_READMODE_MESSAGE;
SetLastError(0xdeadbeef);
ret = SetNamedPipeHandleState(server, &state, NULL, NULL);
todo_wine
ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER,
"expected ERROR_INVALID_PARAMETER, got %d\n", GetLastError());
CloseHandle(client);
CloseHandle(server);
server = CreateNamedPipe(PIPENAME, PIPE_ACCESS_DUPLEX,
/* dwOpenMode */ PIPE_TYPE_MESSAGE | PIPE_WAIT,
/* nMaxInstances */ 1,
/* nOutBufSize */ 1024,
/* nInBufSize */ 1024,
/* nDefaultWait */ NMPWAIT_USE_DEFAULT_WAIT,
/* lpSecurityAttrib */ NULL);
ok(server != INVALID_HANDLE_VALUE, "cf failed\n");
ret = GetNamedPipeHandleState(server, NULL, NULL, NULL, NULL, NULL, 0);
todo_wine
ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError());
ret = GetNamedPipeHandleState(server, &state, &instances, NULL, NULL, NULL,
0);
todo_wine
ok(ret, "GetNamedPipeHandleState failed: %d\n", GetLastError());
if (ret)
{
ok(state == 0, "unexpected state %08x\n", state);
ok(instances == 1, "expected 1 instances, got %d\n", instances);
}
/* In contrast to byte-mode pipes, a message-mode pipe server can be
* changed to byte mode.
*/
state = PIPE_READMODE_BYTE;
ret = SetNamedPipeHandleState(server, &state, NULL, NULL);
todo_wine
ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError());
client = CreateFileA(PIPENAME, GENERIC_READ|GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, 0, NULL);
ok(client != INVALID_HANDLE_VALUE, "cf failed\n");
state = PIPE_READMODE_MESSAGE;
ret = SetNamedPipeHandleState(client, &state, NULL, NULL);
todo_wine
ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError());
/* A message-mode pipe client can also be changed to byte mode.
*/
state = PIPE_READMODE_BYTE;
ret = SetNamedPipeHandleState(client, &state, NULL, NULL);
todo_wine
ok(ret, "SetNamedPipeHandleState failed: %d\n", GetLastError());
CloseHandle(client);
CloseHandle(server);
}
START_TEST(pipe)
{
HMODULE hmod;
hmod = GetModuleHandle("advapi32.dll");
pDuplicateTokenEx = (void *) GetProcAddress(hmod, "DuplicateTokenEx");
if (test_DisconnectNamedPipe())
return;
test_CreateNamedPipe_instances_must_match();
test_NamedPipe_2();
test_CreateNamedPipe(PIPE_TYPE_BYTE);
test_CreateNamedPipe(PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE);
test_CreatePipe();
test_impersonation();
test_overlapped();
test_NamedPipeHandleState();
}
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