/*
   +----------------------------------------------------------------------+
   | PHP Version 7                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2017 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author: Novell, Inc.                                                 |
   +----------------------------------------------------------------------+
 */


#include <library.h>
#include <netware.h>
#include <nks/synch.h>

void		*gLibHandle = (void *) NULL;
rtag_t		gAllocTag = (rtag_t) NULL;
NXMutex_t	*gLibLock = (NXMutex_t *) NULL;
int		gLibId = 0;


int DisposeLibraryData(	void	*data)
{
	return 0;
}


int _NonAppStart
(
	void		*NLMHandle,
	void		*errorScreen,
	const char	*cmdLine,
	const char	*loadDirPath,
	size_t		uninitializedDataLength,
	void		*NLMFileHandle,
	int		(*readRoutineP)( int conn, void *fileHandle, size_t offset,
			size_t nbytes, size_t *bytesRead, void *buffer ),
	size_t		customDataOffset,
	size_t		customDataSize,
	int		messageCount,
	const char	**messages
)
{
	NX_LOCK_INFO_ALLOC(liblock, "Per-Application Data Lock", 0);

#pragma unused(cmdLine)
#pragma unused(loadDirPath)
#pragma unused(uninitializedDataLength)
#pragma unused(NLMFileHandle)
#pragma unused(readRoutineP)
#pragma unused(customDataOffset)
#pragma unused(customDataSize)
#pragma unused(messageCount)
#pragma unused(messages)

/* Here we process our command line, post errors (to the error screen),
 * perform initializations and anything else we need to do before being able
 * to accept calls into us. If we succeed, we return non-zero and the NetWare
 * Loader will leave us up, otherwise we fail to load and get dumped.
 */
/**
	gAllocTag = AllocateResourceTag(NLMHandle,
								"<library-name> memory allocations", AllocSignature);
	if (!gAllocTag) {
		OutputToScreen(errorScreen, "Unable to allocate resource tag for "
											"library memory allocations.\n");
		return -1;
	}
**/
	gLibId = register_library(DisposeLibraryData);
	if (gLibId == -1) {
		OutputToScreen(errorScreen, "Unable to register library with kernel.\n");
		return -1;
	}

	gLibHandle = NLMHandle;

	gLibLock = NXMutexAlloc(0, 0, &liblock);
	if (!gLibLock) {
		OutputToScreen(errorScreen, "Unable to allocate library data lock.\n");
		return -1;
	}

	return 0;
}


void _NonAppStop( void )
{
/* Here we clean up any resources we allocated. Resource tags is a big part
 * of what we created, but NetWare doesn't ask us to free those.
 */
	(void) unregister_library(gLibId);
	NXMutexFree(gLibLock);
}


int  _NonAppCheckUnload( void )
{
/* This function cannot be the first in the file for if the file is linked
 * first, then the check-unload function's offset will be nlmname.nlm+0
 * which is how to tell that there isn't one. When the check function is
 * first in the linked objects, it is ambiguous. For this reason, we will
 * put it inside this file after the stop function.
 *
 * Here we check to see if it's alright to ourselves to be unloaded. If not,
 * we return a non-zero value. Right now, there isn't any reason not to allow
 * it.
 */
	return 0;
}