[apple/xnu.git] / libsyscall / wrappers / cancelable / fcntl-base.c

/*
 * Copyright (c) 2004, 2006 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 *
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 *
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 *
 * @APPLE_LICENSE_HEADER_END@
 */
#include <stdarg.h>

int __FCNTL(int, int, void *);

/*
 * Stub function to account for the differences in the size of the third
 * argument when int and void * are different sizes. Also add pthread
 * cancelability.
 */
int
fcntl(int fd, int cmd, ...)
{
	va_list ap;
	void *arg;

	va_start(ap, cmd);
	switch (cmd) {
	case F_GETLK:
	case F_GETLKPID:
	case F_SETLK:
	case F_SETLKW:
	case F_SETLKWTIMEOUT:
	case F_OFD_GETLK:
	case F_OFD_GETLKPID:
	case F_OFD_SETLK:
	case F_OFD_SETLKW:
	case F_OFD_SETLKWTIMEOUT:
	case F_PREALLOCATE:
	case F_PUNCHHOLE:
	case F_SETSIZE:
	case F_RDADVISE:
	case F_LOG2PHYS:
	case F_LOG2PHYS_EXT:
	case F_GETPATH:
	case F_GETPATH_MTMINFO:
	case F_GETCODEDIR:
	case F_PATHPKG_CHECK:
	case F_OPENFROM:
	case F_UNLINKFROM:
	case F_ADDSIGS:
	case F_ADDFILESIGS:
	case F_ADDFILESIGS_FOR_DYLD_SIM:
	case F_ADDFILESIGS_RETURN:
	case F_FINDSIGS:
	case F_TRANSCODEKEY:
	case F_TRIM_ACTIVE_FILE:
	case F_CHECK_LV:
		arg = va_arg(ap, void *);
		break;
	default:
		arg = (void *)((unsigned long)va_arg(ap, int));
		break;
	}
	va_end(ap);
	return __FCNTL(fd, cmd, arg);
}
Commit	Line	Data
2d21ac55	1	/*
6d2010ae	2	* Copyright (c) 2004, 2006 Apple Computer, Inc. All rights reserved.
2d21ac55 A	3	*
2d21ac55 A	4	* @APPLE_LICENSE_HEADER_START@
0a7de745	5	*
2d21ac55 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
0a7de745	12	*
2d21ac55 A	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
0a7de745	20	*
2d21ac55 A	21	* @APPLE_LICENSE_HEADER_END@
2d21ac55 A	22	*/
6d2010ae	23	#include <stdarg.h>
2d21ac55	24
6d2010ae	25	int __FCNTL(int, int, void *);
2d21ac55	26
6d2010ae A	27	/*
	28	* Stub function to account for the differences in the size of the third
	29	* argument when int and void * are different sizes. Also add pthread
	30	* cancelability.
6d2010ae A	31	*/
	32	int
	33	fcntl(int fd, int cmd, ...)
	34	{
0a7de745	35	va_list ap;
6d2010ae	36	void *arg;
2d21ac55	37
6d2010ae	38	va_start(ap, cmd);
0a7de745 A	39	switch (cmd) {
	40	case F_GETLK:
	41	case F_GETLKPID:
	42	case F_SETLK:
	43	case F_SETLKW:
	44	case F_SETLKWTIMEOUT:
3e170ce0 A	45	case F_OFD_GETLK:
	46	case F_OFD_GETLKPID:
	47	case F_OFD_SETLK:
	48	case F_OFD_SETLKW:
	49	case F_OFD_SETLKWTIMEOUT:
0a7de745 A	50	case F_PREALLOCATE:
	51	case F_PUNCHHOLE:
	52	case F_SETSIZE:
	53	case F_RDADVISE:
	54	case F_LOG2PHYS:
	55	case F_LOG2PHYS_EXT:
	56	case F_GETPATH:
	57	case F_GETPATH_MTMINFO:
	58	case F_GETCODEDIR:
	59	case F_PATHPKG_CHECK:
	60	case F_OPENFROM:
	61	case F_UNLINKFROM:
	62	case F_ADDSIGS:
	63	case F_ADDFILESIGS:
	64	case F_ADDFILESIGS_FOR_DYLD_SIM:
	65	case F_ADDFILESIGS_RETURN:
	66	case F_FINDSIGS:
	67	case F_TRANSCODEKEY:
	68	case F_TRIM_ACTIVE_FILE:
	69	case F_CHECK_LV:
6d2010ae A	70	arg = va_arg(ap, void *);
6d2010ae A	71	break;
0a7de745	72	default:
6d2010ae A	73	arg = (void *)((unsigned long)va_arg(ap, int));
	74	break;
	75	}
	76	va_end(ap);
0a7de745	77	return __FCNTL(fd, cmd, arg);
6d2010ae	78	}