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File: [Development] / xfs-cmds / attr / libattr / syscalls.c (download)

Revision 1.12, Tue Jun 4 23:07:56 2002 UTC (15 years, 4 months ago) by sandeen
Branch: MAIN
Changes since 1.11: +1 -1 lines

Update copyright dates (again)

/*
 * Copyright (c) 2001-2002 Silicon Graphics, Inc.  All Rights Reserved.
 * 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2.1 of the GNU Lesser General Public License
 * as published by the Free Software Foundation.
 * 
 * This program is distributed in the hope that it would be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * Further, this software is distributed without any warranty that it is
 * free of the rightful claim of any third person regarding infringement
 * or the like.  Any license provided herein, whether implied or
 * otherwise, applies only to this software file.  Patent licenses, if
 * any, provided herein do not apply to combinations of this program with
 * other software, or any other product whatsoever.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, write the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
 * USA.
 * 
 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 * Mountain View, CA  94043, or:
 * 
 * http://www.sgi.com 
 * 
 * For further information regarding this notice, see: 
 * 
 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
 */

/*
 * The use of the syscall() function is an additional level of
 * indirection.  This avoids the dependency on kernel sources.
 */

#include <errno.h>
#include <unistd.h>

#if defined (__i386__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		226
# define __NR_lsetxattr		227
# define __NR_fsetxattr		228
# define __NR_getxattr		229
# define __NR_lgetxattr		230
# define __NR_fgetxattr		231
# define __NR_listxattr		232
# define __NR_llistxattr	233
# define __NR_flistxattr	234
# define __NR_removexattr	235
# define __NR_lremovexattr	236
# define __NR_fremovexattr	237
#elif defined (__sparc__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		169
# define __NR_lsetxattr		170
# define __NR_fsetxattr		171
# define __NR_getxattr		172
# define __NR_lgetxattr		173
# define __NR_fgetxattr		177
# define __NR_listxattr		178
# define __NR_llistxattr	179
# define __NR_flistxattr	180
# define __NR_removexattr	181
# define __NR_lremovexattr	182
# define __NR_fremovexattr	186
#elif defined (__ia64__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		1217
# define __NR_lsetxattr		1218
# define __NR_fsetxattr		1219
# define __NR_getxattr		1220
# define __NR_lgetxattr		1221
# define __NR_fgetxattr		1222
# define __NR_listxattr		1223
# define __NR_llistxattr	1224
# define __NR_flistxattr	1225
# define __NR_removexattr	1226
# define __NR_lremovexattr	1227
# define __NR_fremovexattr	1228
#elif defined (__powerpc__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		209
# define __NR_lsetxattr		210
# define __NR_fsetxattr		211
# define __NR_getxattr		212
# define __NR_lgetxattr		213
# define __NR_fgetxattr		214
# define __NR_listxattr		215
# define __NR_llistxattr	216
# define __NR_flistxattr	217
# define __NR_removexattr	218
# define __NR_lremovexattr	219
# define __NR_fremovexattr	220
#elif defined (__x86_64__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		188
# define __NR_lsetxattr		189
# define __NR_fsetxattr		190
# define __NR_getxattr		191
# define __NR_lgetxattr		192
# define __NR_fgetxattr		193
# define __NR_listxattr		194
# define __NR_llistxattr	195
# define __NR_flistxattr	196
# define __NR_removexattr	197
# define __NR_lremovexattr	198
# define __NR_fremovexattr	199
#elif defined (__s390__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_setxattr		224
# define __NR_lsetxattr		225
# define __NR_fsetxattr		226
# define __NR_getxattr		227
# define __NR_lgetxattr		228
# define __NR_fgetxattr		229
# define __NR_listxattr		230
# define __NR_llistxattr	231
# define __NR_flistxattr	232
# define __NR_removexattr	233
# define __NR_lremovexattr	234
# define __NR_fremovexattr	235
#elif defined (__arm__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_SYSCALL_BASE 0x900000
# define __NR_setxattr		(__NR_SYSCALL_BASE+226)
# define __NR_lsetxattr		(__NR_SYSCALL_BASE+227)
# define __NR_fsetxattr		(__NR_SYSCALL_BASE+228)
# define __NR_getxattr		(__NR_SYSCALL_BASE+229)
# define __NR_lgetxattr		(__NR_SYSCALL_BASE+230)
# define __NR_fgetxattr		(__NR_SYSCALL_BASE+231)
# define __NR_listxattr		(__NR_SYSCALL_BASE+232)
# define __NR_llistxattr	(__NR_SYSCALL_BASE+233)
# define __NR_flistxattr	(__NR_SYSCALL_BASE+234)
# define __NR_removexattr	(__NR_SYSCALL_BASE+235)
# define __NR_lremovexattr	(__NR_SYSCALL_BASE+236)
# define __NR_fremovexattr	(__NR_SYSCALL_BASE+237)
#elif defined (__mips64__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_Linux 5000
# define __NR_setxattr		(__NR_Linux + 217)
# define __NR_lsetxattr		(__NR_Linux + 218)
# define __NR_fsetxattr		(__NR_Linux + 219)
# define __NR_getxattr		(__NR_Linux + 220)
# define __NR_lgetxattr		(__NR_Linux + 221)
# define __NR_fgetxattr		(__NR_Linux + 222)
# define __NR_listxattr		(__NR_Linux + 223)
# define __NR_llistxattr	(__NR_Linux + 224)
# define __NR_flistxattr	(__NR_Linux + 225)
# define __NR_removexattr	(__NR_Linux + 226)
# define __NR_lremovexattr	(__NR_Linux + 227)
# define __NR_fremovexattr	(__NR_Linux + 228)
#elif defined (__mips__)
# define HAVE_XATTR_SYSCALLS 1
# define __NR_Linux 4000
# define __NR_setxattr		(__NR_Linux + 224)
# define __NR_lsetxattr		(__NR_Linux + 225)
# define __NR_fsetxattr		(__NR_Linux + 226)
# define __NR_getxattr		(__NR_Linux + 227)
# define __NR_lgetxattr		(__NR_Linux + 228)
# define __NR_fgetxattr		(__NR_Linux + 229)
# define __NR_listxattr		(__NR_Linux + 230)
# define __NR_llistxattr	(__NR_Linux + 231)
# define __NR_flistxattr	(__NR_Linux + 232)
# define __NR_removexattr	(__NR_Linux + 233)
# define __NR_lremovexattr	(__NR_Linux + 234)
# define __NR_fremovexattr	(__NR_Linux + 235)
#else
# warning "Extended attribute syscalls undefined for this architecture"
# define HAVE_XATTR_SYSCALLS 0
#endif

#if HAVE_XATTR_SYSCALLS
# define SYSCALL(args...)	syscall(args)
#else
# define SYSCALL(args...)	( errno = ENOSYS, -1 )
#endif

int setxattr (const char *path, const char *name,
			void *value, size_t size, int flags)
{
	return SYSCALL(__NR_setxattr, path, name, value, size, flags);
}

int lsetxattr (const char *path, const char *name,
			void *value, size_t size, int flags)
{
	return SYSCALL(__NR_lsetxattr, path, name, value, size, flags);
}

int fsetxattr (int filedes, const char *name,
			void *value, size_t size, int flags)
{
	return SYSCALL(__NR_fsetxattr, filedes, name, value, size, flags);
}

ssize_t getxattr (const char *path, const char *name,
				void *value, size_t size)
{
	return SYSCALL(__NR_getxattr, path, name, value, size);
}

ssize_t lgetxattr (const char *path, const char *name,
				void *value, size_t size)
{
	return SYSCALL(__NR_lgetxattr, path, name, value, size);
}

ssize_t fgetxattr (int filedes, const char *name,
				void *value, size_t size)
{
	return SYSCALL(__NR_fgetxattr, filedes, name, value, size);
}

ssize_t listxattr (const char *path, char *list, size_t size)
{
	return SYSCALL(__NR_listxattr, path, list, size);
}

ssize_t llistxattr (const char *path, char *list, size_t size)
{
	return SYSCALL(__NR_llistxattr, path, list, size);
}

ssize_t flistxattr (int filedes, char *list, size_t size)
{
	return SYSCALL(__NR_flistxattr, filedes, list, size);
}

int removexattr (const char *path, const char *name)
{
	return SYSCALL(__NR_removexattr, path, name);
}

int lremovexattr (const char *path, const char *name)
{
	return SYSCALL(__NR_lremovexattr, path, name);
}

int fremovexattr (int filedes, const char *name)
{
	return SYSCALL(__NR_fremovexattr, filedes, name);
}