[apple/xnu.git] / osfmk / mach / ndr.h

/*
 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_OSREFERENCE_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. The rights granted to you under the License
 * may not be used to create, or enable the creation or redistribution of,
 * unlawful or unlicensed copies of an Apple operating system, or to
 * circumvent, violate, or enable the circumvention or violation of, any
 * terms of an Apple operating system software license agreement.
 * 
 * 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_OSREFERENCE_LICENSE_HEADER_END@
 */
/*
 * @OSF_COPYRIGHT@
 */

#ifndef _MACH_NDR_H_
#define _MACH_NDR_H_

#include <stdint.h>
#include <sys/cdefs.h>
#include <libkern/OSByteOrder.h>


typedef struct {
    unsigned char       mig_vers;
    unsigned char       if_vers;
    unsigned char       reserved1;
    unsigned char       mig_encoding;
    unsigned char       int_rep;
    unsigned char       char_rep;
    unsigned char       float_rep;
    unsigned char       reserved2;
} NDR_record_t;

/*
 * MIG supported protocols for Network Data Representation
 */
#define  NDR_PROTOCOL_2_0      0

/*
 * NDR 2.0 format flag type definition and values.
 */
#define  NDR_INT_BIG_ENDIAN    0
#define  NDR_INT_LITTLE_ENDIAN 1
#define  NDR_FLOAT_IEEE        0
#define  NDR_FLOAT_VAX         1
#define  NDR_FLOAT_CRAY        2
#define  NDR_FLOAT_IBM         3
#define  NDR_CHAR_ASCII        0
#define  NDR_CHAR_EBCDIC       1

extern NDR_record_t NDR_record;

/* NDR conversion off by default */

#if !defined(__NDR_convert__)
#define __NDR_convert__ 0
#endif /* !defined(__NDR_convert__) */

#ifndef __NDR_convert__int_rep__
#define __NDR_convert__int_rep__ __NDR_convert__
#endif /* __NDR_convert__int_rep__ */

#ifndef __NDR_convert__char_rep__
#define __NDR_convert__char_rep__ 0
#endif /* __NDR_convert__char_rep__ */

#ifndef __NDR_convert__float_rep__
#define __NDR_convert__float_rep__ 0
#endif /* __NDR_convert__float_rep__ */

#if __NDR_convert__

#define __NDR_convert__NOOP		do ; while (0)
#define __NDR_convert__UNKNOWN(s)	__NDR_convert__NOOP
#define __NDR_convert__SINGLE(a, f, r)	do { r((a), (f)); } while (0)
#define __NDR_convert__ARRAY(a, f, c, r) \
	do { int __i__, __C__ = (c); \
	for (__i__ = 0; __i__ < __C__; __i__++) \
	r(&(a)[__i__], f); } while (0)
#define __NDR_convert__2DARRAY(a, f, s, c, r) \
	do { int __i__, __C__ = (c), __S__ = (s); \
	for (__i__ = 0; __i__ < __C__; __i__++) \
	r(&(a)[__i__ * __S__], f, __S__); } while (0)

#if __NDR_convert__int_rep__

#define __NDR_READSWAP_assign(a, rs)	do { *(a) = rs(a); } while (0)

#define __NDR_READSWAP__uint16_t(a) 	OSReadSwapInt16((void *)a, 0)
#define __NDR_READSWAP__int16_t(a)	(int16_t)OSReadSwapInt16((void *)a, 0)
#define __NDR_READSWAP__uint32_t(a) 	OSReadSwapInt32((void *)a, 0)
#define __NDR_READSWAP__int32_t(a)	(int32_t)OSReadSwapInt32((void *)a, 0)
#define __NDR_READSWAP__uint64_t(a)	OSReadSwapInt64((void *)a, 0)
#define __NDR_READSWAP__int64_t(a)	(int64_t)OSReadSwapInt64((void *)a, 0)

__BEGIN_DECLS

static __inline__ float __NDR_READSWAP__float(float *argp) {
	union {
		float sv;
		uint32_t ull;
	} result;
	result.ull = __NDR_READSWAP__uint32_t((uint32_t *)argp);
	return result.sv;
}

static __inline__ double __NDR_READSWAP__double(double *argp) {
	union {
		double sv;
		uint64_t ull;
	} result;
	result.ull = __NDR_READSWAP__uint64_t((uint64_t *)argp);
	return result.sv;
}

__END_DECLS

#define __NDR_convert__int_rep__int16_t__defined
#define __NDR_convert__int_rep__int16_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__int16_t)

#define __NDR_convert__int_rep__uint16_t__defined
#define __NDR_convert__int_rep__uint16_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint16_t)

#define __NDR_convert__int_rep__int32_t__defined
#define __NDR_convert__int_rep__int32_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__int32_t)

#define __NDR_convert__int_rep__uint32_t__defined
#define __NDR_convert__int_rep__uint32_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint32_t)

#define __NDR_convert__int_rep__int64_t__defined
#define __NDR_convert__int_rep__int64_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__int64_t)

#define __NDR_convert__int_rep__uint64_t__defined
#define __NDR_convert__int_rep__uint64_t(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint64_t)

#define __NDR_convert__int_rep__float__defined
#define __NDR_convert__int_rep__float(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__float)

#define __NDR_convert__int_rep__double__defined
#define __NDR_convert__int_rep__double(v,f)		\
	__NDR_READSWAP_assign(v, __NDR_READSWAP__double)

#define __NDR_convert__int_rep__boolean_t__defined
#define __NDR_convert__int_rep__boolean_t(v, f)		\
	__NDR_convert__int_rep__int32_t(v,f)

#define __NDR_convert__int_rep__kern_return_t__defined
#define __NDR_convert__int_rep__kern_return_t(v,f)	\
	__NDR_convert__int_rep__int32_t(v,f)

#define __NDR_convert__int_rep__mach_port_name_t__defined
#define __NDR_convert__int_rep__mach_port_name_t(v,f)	\
	__NDR_convert__int_rep__uint32_t(v,f)

#define __NDR_convert__int_rep__mach_msg_type_number_t__defined
#define __NDR_convert__int_rep__mach_msg_type_number_t(v,f) \
	__NDR_convert__int_rep__uint32_t(v,f)

#endif /* __NDR_convert__int_rep__ */

#if __NDR_convert__char_rep__

#warning  NDR character representation conversions not implemented yet!
#define __NDR_convert__char_rep__char(v,f)	__NDR_convert__NOOP
#define __NDR_convert__char_rep__string(v,f,l)	__NDR_convert__NOOP

#endif /* __NDR_convert__char_rep__ */

#if __NDR_convert__float_rep__

#warning  NDR floating point representation conversions not implemented yet!
#define __NDR_convert__float_rep__float(v,f)	__NDR_convert__NOOP
#define __NDR_convert__float_rep__double(v,f)	__NDR_convert__NOOP

#endif /* __NDR_convert__float_rep__ */

#endif /* __NDR_convert__ */

#endif /* _MACH_NDR_H_ */
Commit	Line	Data
1c79356b	1	/*
91447636	2	* Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
1c79356b	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	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. The rights granted to you under the License
	10	* may not be used to create, or enable the creation or redistribution of,
	11	* unlawful or unlicensed copies of an Apple operating system, or to
	12	* circumvent, violate, or enable the circumvention or violation of, any
	13	* terms of an Apple operating system software license agreement.
8f6c56a5	14	*
2d21ac55 A	15	* Please obtain a copy of the License at
	16	* http://www.opensource.apple.com/apsl/ and read it before using this file.
	17	*
	18	* The Original Code and all software distributed under the License are
	19	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	22	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	23	* Please see the License for the specific language governing rights and
	24	* limitations under the License.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	27	*/
	28	/*
	29	* @OSF_COPYRIGHT@
	30	*/
1c79356b	31
55e303ae A	32	#ifndef _MACH_NDR_H_
	33	#define _MACH_NDR_H_
	34
	35	#include <stdint.h>
91447636	36	#include <sys/cdefs.h>
316670eb A	37	#include <libkern/OSByteOrder.h>
316670eb A	38
1c79356b A	39
	40	typedef struct {
	41	unsigned char mig_vers;
	42	unsigned char if_vers;
	43	unsigned char reserved1;
	44	unsigned char mig_encoding;
	45	unsigned char int_rep;
	46	unsigned char char_rep;
	47	unsigned char float_rep;
	48	unsigned char reserved2;
	49	} NDR_record_t;
	50
	51	/*
	52	* MIG supported protocols for Network Data Representation
	53	*/
	54	#define NDR_PROTOCOL_2_0 0
	55
	56	/*
	57	* NDR 2.0 format flag type definition and values.
	58	*/
	59	#define NDR_INT_BIG_ENDIAN 0
	60	#define NDR_INT_LITTLE_ENDIAN 1
	61	#define NDR_FLOAT_IEEE 0
	62	#define NDR_FLOAT_VAX 1
	63	#define NDR_FLOAT_CRAY 2
	64	#define NDR_FLOAT_IBM 3
	65	#define NDR_CHAR_ASCII 0
	66	#define NDR_CHAR_EBCDIC 1
	67
	68	extern NDR_record_t NDR_record;
	69
316670eb A	70	/* NDR conversion off by default */
	71
	72	#if !defined(__NDR_convert__)
2d21ac55	73	#define __NDR_convert__ 0
316670eb	74	#endif /* !defined(__NDR_convert__) */
55e303ae A	75
55e303ae A	76	#ifndef __NDR_convert__int_rep__
316670eb	77	#define __NDR_convert__int_rep__ __NDR_convert__
55e303ae A	78	#endif /* __NDR_convert__int_rep__ */
	79
	80	#ifndef __NDR_convert__char_rep__
	81	#define __NDR_convert__char_rep__ 0
	82	#endif /* __NDR_convert__char_rep__ */
	83
	84	#ifndef __NDR_convert__float_rep__
	85	#define __NDR_convert__float_rep__ 0
	86	#endif /* __NDR_convert__float_rep__ */
	87
	88	#if __NDR_convert__
	89
	90	#define __NDR_convert__NOOP do ; while (0)
	91	#define __NDR_convert__UNKNOWN(s) __NDR_convert__NOOP
	92	#define __NDR_convert__SINGLE(a, f, r) do { r((a), (f)); } while (0)
	93	#define __NDR_convert__ARRAY(a, f, c, r) \
	94	do { int __i__, __C__ = (c); \
	95	for (__i__ = 0; __i__ < __C__; __i__++) \
	96	r(&(a)[__i__], f); } while (0)
	97	#define __NDR_convert__2DARRAY(a, f, s, c, r) \
	98	do { int __i__, __C__ = (c), __S__ = (s); \
	99	for (__i__ = 0; __i__ < __C__; __i__++) \
	100	r(&(a)[__i__ * __S__], f, __S__); } while (0)
	101
	102	#if __NDR_convert__int_rep__
	103
55e303ae A	104	#define __NDR_READSWAP_assign(a, rs) do { *(a) = rs(a); } while (0)
	105
	106	#define __NDR_READSWAP__uint16_t(a) OSReadSwapInt16((void *)a, 0)
	107	#define __NDR_READSWAP__int16_t(a) (int16_t)OSReadSwapInt16((void *)a, 0)
	108	#define __NDR_READSWAP__uint32_t(a) OSReadSwapInt32((void *)a, 0)
	109	#define __NDR_READSWAP__int32_t(a) (int32_t)OSReadSwapInt32((void *)a, 0)
	110	#define __NDR_READSWAP__uint64_t(a) OSReadSwapInt64((void *)a, 0)
	111	#define __NDR_READSWAP__int64_t(a) (int64_t)OSReadSwapInt64((void *)a, 0)
	112
91447636 A	113	__BEGIN_DECLS
91447636 A	114
55e303ae A	115	static __inline__ float __NDR_READSWAP__float(float *argp) {
	116	union {
	117	float sv;
	118	uint32_t ull;
	119	} result;
	120	result.ull = __NDR_READSWAP__uint32_t((uint32_t *)argp);
	121	return result.sv;
	122	}
	123
	124	static __inline__ double __NDR_READSWAP__double(double *argp) {
	125	union {
	126	double sv;
	127	uint64_t ull;
	128	} result;
	129	result.ull = __NDR_READSWAP__uint64_t((uint64_t *)argp);
	130	return result.sv;
	131	}
	132
91447636 A	133	__END_DECLS
91447636 A	134
55e303ae A	135	#define __NDR_convert__int_rep__int16_t__defined
	136	#define __NDR_convert__int_rep__int16_t(v,f) \
	137	__NDR_READSWAP_assign(v, __NDR_READSWAP__int16_t)
	138
	139	#define __NDR_convert__int_rep__uint16_t__defined
	140	#define __NDR_convert__int_rep__uint16_t(v,f) \
	141	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint16_t)
	142
	143	#define __NDR_convert__int_rep__int32_t__defined
	144	#define __NDR_convert__int_rep__int32_t(v,f) \
	145	__NDR_READSWAP_assign(v, __NDR_READSWAP__int32_t)
	146
	147	#define __NDR_convert__int_rep__uint32_t__defined
	148	#define __NDR_convert__int_rep__uint32_t(v,f) \
	149	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint32_t)
	150
	151	#define __NDR_convert__int_rep__int64_t__defined
	152	#define __NDR_convert__int_rep__int64_t(v,f) \
	153	__NDR_READSWAP_assign(v, __NDR_READSWAP__int64_t)
	154
	155	#define __NDR_convert__int_rep__uint64_t__defined
	156	#define __NDR_convert__int_rep__uint64_t(v,f) \
	157	__NDR_READSWAP_assign(v, __NDR_READSWAP__uint64_t)
	158
	159	#define __NDR_convert__int_rep__float__defined
	160	#define __NDR_convert__int_rep__float(v,f) \
	161	__NDR_READSWAP_assign(v, __NDR_READSWAP__float)
	162
	163	#define __NDR_convert__int_rep__double__defined
	164	#define __NDR_convert__int_rep__double(v,f) \
	165	__NDR_READSWAP_assign(v, __NDR_READSWAP__double)
	166
	167	#define __NDR_convert__int_rep__boolean_t__defined
	168	#define __NDR_convert__int_rep__boolean_t(v, f) \
	169	__NDR_convert__int_rep__int32_t(v,f)
	170
	171	#define __NDR_convert__int_rep__kern_return_t__defined
	172	#define __NDR_convert__int_rep__kern_return_t(v,f) \
	173	__NDR_convert__int_rep__int32_t(v,f)
	174
	175	#define __NDR_convert__int_rep__mach_port_name_t__defined
	176	#define __NDR_convert__int_rep__mach_port_name_t(v,f) \
	177	__NDR_convert__int_rep__uint32_t(v,f)
	178
	179	#define __NDR_convert__int_rep__mach_msg_type_number_t__defined
	180	#define __NDR_convert__int_rep__mach_msg_type_number_t(v,f) \
	181	__NDR_convert__int_rep__uint32_t(v,f)
	182
	183	#endif /* __NDR_convert__int_rep__ */
	184
	185	#if __NDR_convert__char_rep__
	186
	187	#warning NDR character representation conversions not implemented yet!
	188	#define __NDR_convert__char_rep__char(v,f) __NDR_convert__NOOP
	189	#define __NDR_convert__char_rep__string(v,f,l) __NDR_convert__NOOP
	190
	191	#endif /* __NDR_convert__char_rep__ */
	192
	193	#if __NDR_convert__float_rep__
	194
	195	#warning NDR floating point representation conversions not implemented yet!
	196	#define __NDR_convert__float_rep__float(v,f) __NDR_convert__NOOP
	197	#define __NDR_convert__float_rep__double(v,f) __NDR_convert__NOOP
	198
199	#endif /* __NDR_convert__float_rep__ */
200
201	#endif /* __NDR_convert__ */
202
203	#endif /* _MACH_NDR_H_ */