BOOL WaitNamedPipeA(LPCSTR lpNamedPipeName, DWORD nTimeOut)
{
BOOL status;
DWORD nWaitTime;
char* lpFilePath;
DWORD dwSleepInterval;
if (!lpNamedPipeName)
return FALSE;
lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpNamedPipeName);
if (nTimeOut == NMPWAIT_USE_DEFAULT_WAIT)
nTimeOut = 50;
nWaitTime = 0;
status = TRUE;
dwSleepInterval = 10;
while (!PathFileExistsA(lpFilePath))
{
Sleep(dwSleepInterval);
nWaitTime += dwSleepInterval;
if (nWaitTime >= nTimeOut)
{
status = FALSE;
break;
}
}
free(lpFilePath);
return status;
}
HANDLE CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
{
char* name;
int status;
HANDLE hNamedPipe;
struct sockaddr_un s;
WINPR_NAMED_PIPE* pNamedPipe;
if (!lpFileName)
return INVALID_HANDLE_VALUE;
name = GetNamedPipeNameWithoutPrefixA(lpFileName);
if (!name)
return INVALID_HANDLE_VALUE;
free(name);
pNamedPipe = (WINPR_NAMED_PIPE*) malloc(sizeof(WINPR_NAMED_PIPE));
hNamedPipe = (HANDLE) pNamedPipe;
WINPR_HANDLE_SET_TYPE(pNamedPipe, HANDLE_TYPE_NAMED_PIPE);
pNamedPipe->name = _strdup(lpFileName);
pNamedPipe->dwOpenMode = 0;
pNamedPipe->dwPipeMode = 0;
pNamedPipe->nMaxInstances = 0;
pNamedPipe->nOutBufferSize = 0;
pNamedPipe->nInBufferSize = 0;
pNamedPipe->nDefaultTimeOut = 0;
pNamedPipe->dwFlagsAndAttributes = dwFlagsAndAttributes;
pNamedPipe->lpFileName = GetNamedPipeNameWithoutPrefixA(lpFileName);
pNamedPipe->lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpFileName);
pNamedPipe->clientfd = socket(PF_LOCAL, SOCK_STREAM, 0);
pNamedPipe->serverfd = -1;
pNamedPipe->ServerMode = FALSE;
ZeroMemory(&s, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, pNamedPipe->lpFilePath);
status = connect(pNamedPipe->clientfd, (struct sockaddr*) &s, sizeof(struct sockaddr_un));
if (status != 0)
{
close(pNamedPipe->clientfd);
free((char *)pNamedPipe->name);
free((char *)pNamedPipe->lpFileName);
free((char *)pNamedPipe->lpFilePath);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
return hNamedPipe;
}
HANDLE CreateNamedPipeA(LPCSTR lpName, DWORD dwOpenMode, DWORD dwPipeMode, DWORD nMaxInstances,
DWORD nOutBufferSize, DWORD nInBufferSize, DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
{
int index;
HANDLE hNamedPipe = INVALID_HANDLE_VALUE;
char* lpPipePath;
struct sockaddr_un s;
WINPR_NAMED_PIPE* pNamedPipe = NULL;
int serverfd = -1;
NamedPipeServerSocketEntry* baseSocket = NULL;
if (!lpName)
return INVALID_HANDLE_VALUE;
InitWinPRPipeModule();
pNamedPipe = (WINPR_NAMED_PIPE*) calloc(1, sizeof(WINPR_NAMED_PIPE));
if (!pNamedPipe)
return INVALID_HANDLE_VALUE;
WINPR_HANDLE_SET_TYPE(pNamedPipe, HANDLE_TYPE_NAMED_PIPE);
if (!(pNamedPipe->name = _strdup(lpName)))
goto out;
if (!(pNamedPipe->lpFileName = GetNamedPipeNameWithoutPrefixA(lpName)))
goto out;
if (!(pNamedPipe->lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpName)))
goto out;
pNamedPipe->dwOpenMode = dwOpenMode;
pNamedPipe->dwPipeMode = dwPipeMode;
pNamedPipe->nMaxInstances = nMaxInstances;
pNamedPipe->nOutBufferSize = nOutBufferSize;
pNamedPipe->nInBufferSize = nInBufferSize;
pNamedPipe->nDefaultTimeOut = nDefaultTimeOut;
pNamedPipe->dwFlagsAndAttributes = dwOpenMode;
pNamedPipe->clientfd = -1;
pNamedPipe->ServerMode = TRUE;
ArrayList_Lock(g_NamedPipeServerSockets);
for (index = 0; index < ArrayList_Count(g_NamedPipeServerSockets); index++)
{
baseSocket = (NamedPipeServerSocketEntry*) ArrayList_GetItem(
g_NamedPipeServerSockets, index);
if (!strcmp(baseSocket->name, lpName))
{
serverfd = baseSocket->serverfd;
//WLog_DBG(TAG, "using shared socked resource for pipe %p (%s)", pNamedPipe, lpName);
break;
}
}
/* If this is the first instance of the named pipe... */
if (serverfd == -1)
{
/* Create the UNIX domain socket and start listening. */
if (!(lpPipePath = GetNamedPipeUnixDomainSocketBaseFilePathA()))
goto out;
if (!PathFileExistsA(lpPipePath))
{
CreateDirectoryA(lpPipePath, 0);
UnixChangeFileMode(lpPipePath, 0xFFFF);
}
free(lpPipePath);
if (PathFileExistsA(pNamedPipe->lpFilePath))
{
DeleteFileA(pNamedPipe->lpFilePath);
}
if ((serverfd = socket(AF_UNIX, SOCK_STREAM, 0)) == -1)
{
WLog_ERR(TAG, "CreateNamedPipeA: socket error, %s", strerror(errno));
goto out;
}
ZeroMemory(&s, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, pNamedPipe->lpFilePath);
if (bind(serverfd, (struct sockaddr*) &s, sizeof(struct sockaddr_un)) == -1)
{
WLog_ERR(TAG, "CreateNamedPipeA: bind error, %s", strerror(errno));
goto out;
}
if (listen(serverfd, 2) == -1)
{
WLog_ERR(TAG, "CreateNamedPipeA: listen error, %s", strerror(errno));
goto out;
}
UnixChangeFileMode(pNamedPipe->lpFilePath, 0xFFFF);
if (!(baseSocket = (NamedPipeServerSocketEntry*) malloc(sizeof(NamedPipeServerSocketEntry))))
goto out;
if (!(baseSocket->name = _strdup(lpName)))
{
free(baseSocket);
goto out;
}
baseSocket->serverfd = serverfd;
baseSocket->references = 0;
ArrayList_Add(g_NamedPipeServerSockets, baseSocket);
//WLog_DBG(TAG, "created shared socked resource for pipe %p (%s). base serverfd = %d", pNamedPipe, lpName, serverfd);
}
pNamedPipe->serverfd = dup(baseSocket->serverfd);
//WLog_DBG(TAG, "using serverfd %d (duplicated from %d)", pNamedPipe->serverfd, baseSocket->serverfd);
pNamedPipe->pfnUnrefNamedPipe = winpr_unref_named_pipe;
baseSocket->references++;
if (dwOpenMode & FILE_FLAG_OVERLAPPED)
{
#if 0
int flags = fcntl(pNamedPipe->serverfd, F_GETFL);
if (flags != -1)
fcntl(pNamedPipe->serverfd, F_SETFL, flags | O_NONBLOCK);
#endif
}
hNamedPipe = (HANDLE) pNamedPipe;
out:
if (hNamedPipe == INVALID_HANDLE_VALUE)
{
if (pNamedPipe)
{
free((void*)pNamedPipe->name);
free((void*)pNamedPipe->lpFileName);
free((void*)pNamedPipe->lpFilePath);
free(pNamedPipe);
}
if (serverfd != -1)
close(serverfd);
}
ArrayList_Unlock(g_NamedPipeServerSockets);
return hNamedPipe;
}
HANDLE CreateNamedPipeA(LPCSTR lpName, DWORD dwOpenMode, DWORD dwPipeMode, DWORD nMaxInstances,
DWORD nOutBufferSize, DWORD nInBufferSize, DWORD nDefaultTimeOut, LPSECURITY_ATTRIBUTES lpSecurityAttributes)
{
int status;
HANDLE hNamedPipe;
char* lpPipePath;
unsigned long flags;
struct sockaddr_un s;
WINPR_NAMED_PIPE* pNamedPipe;
if (!lpName)
return INVALID_HANDLE_VALUE;
pNamedPipe = (WINPR_NAMED_PIPE*) malloc(sizeof(WINPR_NAMED_PIPE));
hNamedPipe = (HANDLE) pNamedPipe;
WINPR_HANDLE_SET_TYPE(pNamedPipe, HANDLE_TYPE_NAMED_PIPE);
pNamedPipe->name = _strdup(lpName);
pNamedPipe->dwOpenMode = dwOpenMode;
pNamedPipe->dwPipeMode = dwPipeMode;
pNamedPipe->nMaxInstances = nMaxInstances;
pNamedPipe->nOutBufferSize = nOutBufferSize;
pNamedPipe->nInBufferSize = nInBufferSize;
pNamedPipe->nDefaultTimeOut = nDefaultTimeOut;
pNamedPipe->dwFlagsAndAttributes = dwOpenMode;
pNamedPipe->lpFileName = GetNamedPipeNameWithoutPrefixA(lpName);
pNamedPipe->lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpName);
lpPipePath = GetNamedPipeUnixDomainSocketBaseFilePathA();
if (!PathFileExistsA(lpPipePath))
CreateDirectoryA(lpPipePath, 0);
free(lpPipePath);
pNamedPipe->clientfd = -1;
pNamedPipe->serverfd = socket(PF_LOCAL, SOCK_STREAM, 0);
if (0)
{
flags = fcntl(pNamedPipe->serverfd, F_GETFL);
flags = flags | O_NONBLOCK;
fcntl(pNamedPipe->serverfd, F_SETFL, flags);
}
ZeroMemory(&s, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, pNamedPipe->lpFilePath);
unlink(s.sun_path);
status = bind(pNamedPipe->serverfd, (struct sockaddr*) &s, sizeof(struct sockaddr_un));
if (status == 0)
{
status = listen(pNamedPipe->serverfd, 2);
if (status == 0)
{
UnixChangeFileMode(pNamedPipe->lpFilePath, 0xFFFF);
}
}
return hNamedPipe;
}
static HANDLE NamedPipeClientCreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
{
char* name;
int status;
HANDLE hNamedPipe;
struct sockaddr_un s;
WINPR_NAMED_PIPE* pNamedPipe;
if (!lpFileName)
return INVALID_HANDLE_VALUE;
if (!IsNamedPipeFileNameA(lpFileName))
return INVALID_HANDLE_VALUE;
name = GetNamedPipeNameWithoutPrefixA(lpFileName);
if (!name)
return INVALID_HANDLE_VALUE;
free(name);
pNamedPipe = (WINPR_NAMED_PIPE*) calloc(1, sizeof(WINPR_NAMED_PIPE));
if (!pNamedPipe)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return INVALID_HANDLE_VALUE;
}
hNamedPipe = (HANDLE) pNamedPipe;
WINPR_HANDLE_SET_TYPE_AND_MODE(pNamedPipe, HANDLE_TYPE_NAMED_PIPE, WINPR_FD_READ);
pNamedPipe->name = _strdup(lpFileName);
if (!pNamedPipe->name)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->dwOpenMode = 0;
pNamedPipe->dwPipeMode = 0;
pNamedPipe->nMaxInstances = 0;
pNamedPipe->nOutBufferSize = 0;
pNamedPipe->nInBufferSize = 0;
pNamedPipe->nDefaultTimeOut = 0;
pNamedPipe->dwFlagsAndAttributes = dwFlagsAndAttributes;
pNamedPipe->lpFileName = GetNamedPipeNameWithoutPrefixA(lpFileName);
if (!pNamedPipe->lpFileName)
{
free((void *)pNamedPipe->name);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpFileName);
if (!pNamedPipe->lpFilePath)
{
free((void *)pNamedPipe->lpFileName);
free((void *)pNamedPipe->name);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->clientfd = socket(PF_LOCAL, SOCK_STREAM, 0);
pNamedPipe->serverfd = -1;
pNamedPipe->ServerMode = FALSE;
ZeroMemory(&s, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, pNamedPipe->lpFilePath);
status = connect(pNamedPipe->clientfd, (struct sockaddr*) &s, sizeof(struct sockaddr_un));
pNamedPipe->ops = &ops;
if (status != 0)
{
close(pNamedPipe->clientfd);
free((char*) pNamedPipe->name);
free((char*) pNamedPipe->lpFileName);
free((char*) pNamedPipe->lpFilePath);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
if (dwFlagsAndAttributes & FILE_FLAG_OVERLAPPED)
{
#if 0
int flags = fcntl(pNamedPipe->clientfd, F_GETFL);
if (flags != -1)
fcntl(pNamedPipe->clientfd, F_SETFL, flags | O_NONBLOCK);
#endif
}
return hNamedPipe;
}
HANDLE CreateFileA(LPCSTR lpFileName, DWORD dwDesiredAccess, DWORD dwShareMode, LPSECURITY_ATTRIBUTES lpSecurityAttributes,
DWORD dwCreationDisposition, DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
{
int i;
char* name;
int status;
HANDLE hNamedPipe;
struct sockaddr_un s;
WINPR_NAMED_PIPE* pNamedPipe;
if (!lpFileName)
return INVALID_HANDLE_VALUE;
if (pthread_once(&_HandleCreatorsInitialized, _HandleCreatorsInit) != 0)
{
SetLastError(ERROR_DLL_INIT_FAILED);
return INVALID_HANDLE_VALUE;
}
if (_HandleCreators == NULL)
{
SetLastError(ERROR_DLL_INIT_FAILED);
return INVALID_HANDLE_VALUE;
}
EnterCriticalSection(&_HandleCreatorsLock);
for (i=0; _HandleCreators[i] != NULL; i++)
{
HANDLE_CREATOR* creator = (HANDLE_CREATOR*)_HandleCreators[i];
if (creator && creator->IsHandled(lpFileName))
{
HANDLE newHandle = creator->CreateFileA(lpFileName, dwDesiredAccess, dwShareMode, lpSecurityAttributes,
dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
LeaveCriticalSection(&_HandleCreatorsLock);
return newHandle;
}
}
LeaveCriticalSection(&_HandleCreatorsLock);
/* TODO: use of a HANDLE_CREATOR for named pipes as well */
if (!IsNamedPipeFileNameA(lpFileName))
return INVALID_HANDLE_VALUE;
name = GetNamedPipeNameWithoutPrefixA(lpFileName);
if (!name)
return INVALID_HANDLE_VALUE;
free(name);
pNamedPipe = (WINPR_NAMED_PIPE*) calloc(1, sizeof(WINPR_NAMED_PIPE));
if (!pNamedPipe)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return INVALID_HANDLE_VALUE;
}
hNamedPipe = (HANDLE) pNamedPipe;
WINPR_HANDLE_SET_TYPE_AND_MODE(pNamedPipe, HANDLE_TYPE_NAMED_PIPE, WINPR_FD_READ);
pNamedPipe->name = _strdup(lpFileName);
if (!pNamedPipe->name)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->dwOpenMode = 0;
pNamedPipe->dwPipeMode = 0;
pNamedPipe->nMaxInstances = 0;
pNamedPipe->nOutBufferSize = 0;
pNamedPipe->nInBufferSize = 0;
pNamedPipe->nDefaultTimeOut = 0;
pNamedPipe->dwFlagsAndAttributes = dwFlagsAndAttributes;
pNamedPipe->lpFileName = GetNamedPipeNameWithoutPrefixA(lpFileName);
if (!pNamedPipe->lpFileName)
{
free((void *)pNamedPipe->name);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->lpFilePath = GetNamedPipeUnixDomainSocketFilePathA(lpFileName);
if (!pNamedPipe->lpFilePath)
{
free((void *)pNamedPipe->lpFileName);
free((void *)pNamedPipe->name);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
pNamedPipe->clientfd = socket(PF_LOCAL, SOCK_STREAM, 0);
pNamedPipe->serverfd = -1;
pNamedPipe->ServerMode = FALSE;
ZeroMemory(&s, sizeof(struct sockaddr_un));
s.sun_family = AF_UNIX;
strcpy(s.sun_path, pNamedPipe->lpFilePath);
status = connect(pNamedPipe->clientfd, (struct sockaddr*) &s, sizeof(struct sockaddr_un));
pNamedPipe->ops = &ops;
if (status != 0)
{
close(pNamedPipe->clientfd);
free((char*) pNamedPipe->name);
free((char*) pNamedPipe->lpFileName);
free((char*) pNamedPipe->lpFilePath);
free(pNamedPipe);
return INVALID_HANDLE_VALUE;
}
if (dwFlagsAndAttributes & FILE_FLAG_OVERLAPPED)
{
#if 0
int flags = fcntl(pNamedPipe->clientfd, F_GETFL);
if (flags != -1)
fcntl(pNamedPipe->clientfd, F_SETFL, flags | O_NONBLOCK);
#endif
}
return hNamedPipe;
}
