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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "apr.h"
#include "apr_general.h"
#include "apr_pools.h"
#include "apr_signal.h"
#include "apr_arch_misc.h" /* for WSAHighByte / WSALowByte */
#include "apr_arch_proc_mutex.h" /* for apr_proc_mutex_unix_setup_lock() */
#include "apr_arch_internal_time.h"
#ifdef USE_WINSOCK
/*
** Resource tag signatures for using NetWare WinSock 2. These will no longer
** be needed by anyone once the new WSAStartupWithNlmHandle() is available
** since WinSock will make the calls to AllocateResourceTag().
*/
#define WS_LOAD_ENTRY_SIGNATURE (*(unsigned long *) "WLDE")
#define WS_SKT_SIGNATURE (*(unsigned long *) "WSKT")
#define WS_LOOKUP_SERVICE_SIGNATURE (*(unsigned long *) "WLUP")
#define WS_WSAEVENT_SIGNATURE (*(unsigned long *) "WEVT")
#define WS_CPORT_SIGNATURE (*(unsigned long *) "WCPT")
int (*WSAStartupWithNLMHandle)( WORD version, LPWSADATA data, void *handle ) = NULL;
int (*WSACleanupWithNLMHandle)( void *handle ) = NULL;
static int wsa_startup_with_handle (WORD wVersionRequested, LPWSADATA data, void *handle)
{
APP_DATA *app_data;
if (!(app_data = (APP_DATA*) get_app_data(gLibId)))
return APR_EGENERAL;
app_data->gs_startup_rtag = AllocateResourceTag(handle, "WinSock Start-up", WS_LOAD_ENTRY_SIGNATURE);
app_data->gs_socket_rtag = AllocateResourceTag(handle, "WinSock socket()", WS_SKT_SIGNATURE);
app_data->gs_lookup_rtag = AllocateResourceTag(handle, "WinSock Look-up", WS_LOOKUP_SERVICE_SIGNATURE);
app_data->gs_event_rtag = AllocateResourceTag(handle, "WinSock Event", WS_WSAEVENT_SIGNATURE);
app_data->gs_pcp_rtag = AllocateResourceTag(handle, "WinSock C-Port", WS_CPORT_SIGNATURE);
return WSAStartupRTags(wVersionRequested, data,
app_data->gs_startup_rtag,
app_data->gs_socket_rtag,
app_data->gs_lookup_rtag,
app_data->gs_event_rtag,
app_data->gs_pcp_rtag);
}
static int wsa_cleanup_with_handle (void *handle)
{
APP_DATA *app_data;
if (!(app_data = (APP_DATA*) get_app_data(gLibId)))
return APR_EGENERAL;
return WSACleanupRTag(app_data->gs_startup_rtag);
}
static int UnregisterAppWithWinSock (void *nlm_handle)
{
if (!WSACleanupWithNLMHandle)
{
if (!(WSACleanupWithNLMHandle = ImportPublicObject(gLibHandle, "WSACleanupWithNLMHandle")))
WSACleanupWithNLMHandle = wsa_cleanup_with_handle;
}
return (*WSACleanupWithNLMHandle)(nlm_handle);
}
static int RegisterAppWithWinSock (void *nlm_handle)
{
int err;
WSADATA wsaData;
WORD wVersionRequested = MAKEWORD(WSAHighByte, WSALowByte);
if (!WSAStartupWithNLMHandle)
{
if (!(WSAStartupWithNLMHandle = ImportPublicObject(gLibHandle, "WSAStartupWithNLMHandle")))
WSAStartupWithNLMHandle = wsa_startup_with_handle;
}
err = (*WSAStartupWithNLMHandle)(wVersionRequested, &wsaData, nlm_handle);
if (LOBYTE(wsaData.wVersion) != WSAHighByte ||
HIBYTE(wsaData.wVersion) != WSALowByte) {
UnregisterAppWithWinSock (nlm_handle);
return APR_EEXIST;
}
return err;
}
#endif
APR_DECLARE(apr_status_t) apr_app_initialize(int *argc,
const char * const * *argv,
const char * const * *env)
{
/* An absolute noop. At present, only Win32 requires this stub, but it's
* required in order to move command arguments passed through the service
* control manager into the process, and it's required to fix the char*
* data passed in from win32 unicode into utf-8, win32's apr internal fmt.
*/
return apr_initialize();
}
APR_DECLARE(apr_status_t) apr_initialize(void)
{
apr_pool_t *pool;
int err;
void *nlmhandle = getnlmhandle();
/* Register the NLM as using APR. If it is already
registered then just return. */
if (register_NLM(nlmhandle) != 0) {
return APR_SUCCESS;
}
/* apr_pool_initialize() is being called from the library
startup code since all of the memory resources belong
to the library rather than the application. */
if (apr_pool_create(&pool, NULL) != APR_SUCCESS) {
return APR_ENOPOOL;
}
apr_pool_tag(pool, "apr_initilialize");
#ifdef USE_WINSOCK
err = RegisterAppWithWinSock (nlmhandle);
if (err) {
return err;
}
#endif
apr_signal_init(pool);
return APR_SUCCESS;
}
APR_DECLARE_NONSTD(void) apr_terminate(void)
{
APP_DATA *app_data;
/* Get our instance data for shutting down. */
if (!(app_data = (APP_DATA*) get_app_data(gLibId)))
return;
/* Unregister the NLM. If it is not registered
then just return. */
if (unregister_NLM(app_data->gs_nlmhandle) != 0) {
return;
}
/* apr_pool_terminate() is being called from the
library shutdown code since the memory resources
belong to the library rather than the application */
/* Just clean up the memory for the app that is going
away. */
netware_pool_proc_cleanup ();
#ifdef USE_WINSOCK
UnregisterAppWithWinSock (app_data->gs_nlmhandle);
#endif
}
APR_DECLARE(void) apr_terminate2(void)
{
apr_terminate();
}
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