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https://github.com/geode-sdk/geode.git
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180 lines
6.4 KiB
C
180 lines
6.4 KiB
C
/*
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* Copyright (c) 2000-2007 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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/*
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* NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
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* support for mandatory and extensible security protections. This notice
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* is included in support of clause 2.2 (b) of the Apple Public License,
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* Version 2.0.
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*/
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#ifndef _MACH_KMOD_H_
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#define _MACH_KMOD_H_
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#include <mach/kern_return.h>
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#include <mach/mach_types.h>
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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#if PRAGMA_MARK
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#pragma mark Basic macros & typedefs
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#endif
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/***********************************************************************
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* Basic macros & typedefs
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***********************************************************************/
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#define KMOD_MAX_NAME 64
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#define KMOD_RETURN_SUCCESS KERN_SUCCESS
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#define KMOD_RETURN_FAILURE KERN_FAILURE
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typedef int kmod_t;
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struct kmod_info;
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typedef kern_return_t kmod_start_func_t(struct kmod_info * ki, void * data);
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typedef kern_return_t kmod_stop_func_t(struct kmod_info * ki, void * data);
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#if PRAGMA_MARK
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#pragma mark Structure definitions
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#endif
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/***********************************************************************
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* Structure definitions
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*
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* All structures must be #pragma pack(4).
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***********************************************************************/
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#pragma pack(push, 4)
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/* Run-time struct only; never saved to a file */
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typedef struct kmod_reference {
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struct kmod_reference * next;
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struct kmod_info * info;
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} kmod_reference_t;
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/***********************************************************************
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* Warning: Any changes to the kmod_info structure affect the
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* KMOD_..._DECL macros below.
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***********************************************************************/
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/* The kmod_info_t structure is only safe to use inside the running
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* kernel. If you need to work with a kmod_info_t structure outside
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* the kernel, please use the compatibility definitions below.
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*/
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typedef struct kmod_info {
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struct kmod_info * next;
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int32_t info_version; // version of this structure
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uint32_t id;
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char name[KMOD_MAX_NAME];
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char version[KMOD_MAX_NAME];
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int32_t reference_count; // # linkage refs to this
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kmod_reference_t * reference_list; // who this refs (links on)
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vm_address_t address; // starting address
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vm_size_t size; // total size
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vm_size_t hdr_size; // unwired hdr size
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kmod_start_func_t * start;
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kmod_stop_func_t * stop;
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} kmod_info_t;
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/* A compatibility definition of kmod_info_t for 32-bit kexts.
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*/
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typedef struct kmod_info_32_v1 {
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uint32_t next_addr;
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int32_t info_version;
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uint32_t id;
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uint8_t name[KMOD_MAX_NAME];
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uint8_t version[KMOD_MAX_NAME];
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int32_t reference_count;
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uint32_t reference_list_addr;
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uint32_t address;
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uint32_t size;
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uint32_t hdr_size;
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uint32_t start_addr;
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uint32_t stop_addr;
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} kmod_info_32_v1_t;
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/* A compatibility definition of kmod_info_t for 64-bit kexts.
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*/
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typedef struct kmod_info_64_v1 {
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uint64_t next_addr;
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int32_t info_version;
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uint32_t id;
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uint8_t name[KMOD_MAX_NAME];
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uint8_t version[KMOD_MAX_NAME];
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int32_t reference_count;
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uint64_t reference_list_addr;
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uint64_t address;
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uint64_t size;
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uint64_t hdr_size;
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uint64_t start_addr;
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uint64_t stop_addr;
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} kmod_info_64_v1_t;
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#pragma pack(pop)
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#if PRAGMA_MARK
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#pragma mark Kmod structure declaration macros
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#endif
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/***********************************************************************
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* Kmod structure declaration macros
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***********************************************************************/
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#define KMOD_INFO_NAME kmod_info
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#define KMOD_INFO_VERSION 1
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#define KMOD_DECL(name, version) \
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static kmod_start_func_t name ## _module_start; \
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static kmod_stop_func_t name ## _module_stop; \
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kmod_info_t KMOD_INFO_NAME = { 0, KMOD_INFO_VERSION, -1U, \
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{ #name }, { version }, -1, 0, 0, 0, 0, \
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name ## _module_start, \
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name ## _module_stop };
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#define KMOD_EXPLICIT_DECL(name, version, start, stop) \
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kmod_info_t KMOD_INFO_NAME = { 0, KMOD_INFO_VERSION, -1U, \
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{ #name }, { version }, -1, 0, 0, 0, 0, \
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start, stop };
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#if PRAGMA_MARK
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#pragma mark Kernel private declarations
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#endif
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/***********************************************************************
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* Kernel private declarations.
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***********************************************************************/
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#if PRAGMA_MARK
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#pragma mark Obsolete kmod stuff
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#endif
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/***********************************************************************
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* These 3 should be dropped but they're referenced by MIG declarations.
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***********************************************************************/
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typedef void * kmod_args_t;
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typedef int kmod_control_flavor_t;
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typedef kmod_info_t * kmod_info_array_t;
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__END_DECLS
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#endif /* _MACH_KMOD_H_ */
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