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	1	/*
	2	* Copyright (c) 2006-2010 Apple Inc. All Rights Reserved.
	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
	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.
	12	*
	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.
	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
	23
	24	/*!
	25	@header CSCommonPriv
	26	SecStaticCodePriv is the private counter-part to CSCommon. Its contents are not
	27	official API, and are subject to change without notice.
	28	*/
	29	#ifndef _H_CSCOMMONPRIV
	30	#define _H_CSCOMMONPRIV
	31
	32	#include <Security/CSCommon.h>
	33
	34	#ifdef __cplusplus
	35	extern "C" {
	36	#endif
	37
	38
	39	/*!
	40	@typedef SecCodeDirectoryFlagTable
	41	This constant array can be used to translate between names and values
	42	of CodeDirectory flag bits. The table ends with an entry with NULL name.
	43	The elements are in no particular order.
	44	@field name The official text name of the flag.
	45	@field value The binary value of the flag.
	46	@field signable True if the flag can be specified during signing. False if it is set
	47	internally and can only be read from a signature.
	48	*/
	49	typedef struct {
	50	const char *name;
	51	uint32_t value;
	52	bool signable;
	53	} SecCodeDirectoryFlagTable;
	54
	55	extern const SecCodeDirectoryFlagTable kSecCodeDirectoryFlagTable[];
	56
	57
	58	/*!
	59	Blob types (magic numbers) for blobs used by Code Signing.
	60
	61	@constant kSecCodeMagicRequirement Magic number for individual code requirements.
	62	@constant kSecCodeMagicRequirementSet Magic number for a collection of
	63	individual code requirements, indexed by requirement type. This is used
	64	for internal requirement sets.
	65	@constant kSecCodeMagicCodeDirectory Magic number for a CodeDirectory.
	66	@constant kSecCodeMagicEmbeddedSignature Magic number for a SuperBlob
	67	containing all the signing components that are usually embedded within
	68	a main executable.
	69	@constant kSecCodeMagicDetachedSignature Magic number for a SuperBlob that
	70	contains all the data for all architectures of a signature, including any
	71	data that is usually written to separate files. This is the format of
	72	detached signatures if the program is capable of having multiple architectures.
	73	@constant kSecCodeMagicEntitlement Magic number for a standard entitlement blob.
	74	@constant kSecCodeMagicByte The first byte (in NBO) shared by all these magic
	75	numbers. This is not a valid ASCII character; test for this to distinguish
	76	between text and binary data if you expect a code signing-related binary blob.
	77	*/
	78
	79	enum {
	80	kSecCodeMagicRequirement = 0xfade0c00, /* single requirement */
	81	kSecCodeMagicRequirementSet = 0xfade0c01, /* requirement set */
	82	kSecCodeMagicCodeDirectory = 0xfade0c02, /* CodeDirectory */
	83	kSecCodeMagicEmbeddedSignature = 0xfade0cc0, /* single-architecture embedded signature */
	84	kSecCodeMagicDetachedSignature = 0xfade0cc1, /* detached multi-architecture signature */
	85	kSecCodeMagicEntitlement = 0xfade7171, /* entitlement blob */
	86
	87	kSecCodeMagicByte = 0xfa /* shared first byte */
	88	};
	89
	90
	91	/*!
	92	Types of cryptographic digests (hashes) used to hold code signatures
	93	together.
	94
	95	Each combination of type, length, and other parameters is a separate
	96	hash type; we don't understand "families" here.
	97
	98	These type codes govern the digest links that connect a CodeDirectory
	99	to its subordinate data structures (code pages, resources, etc.)
	100	They do not directly control other uses of hashes (such as the
	101	hash-of-CodeDirectory identifiers used in requirements).
	102	*/
	103	enum {
	104	kSecCodeSignatureNoHash = 0, /* null value */
	105	kSecCodeSignatureHashSHA1 = 1, /* SHA-1 */
	106	kSecCodeSignatureHashSHA256 = 2, /* SHA-256 */
	107	kSecCodeSignatureHashPrestandardSkein160x256 = 32, /* Skein, 160 bits, 256 bit pool */
	108	kSecCodeSignatureHashPrestandardSkein256x512 = 33, /* Skein, 256 bits, 512 bit pool */
	109
	110	kSecCodeSignatureDefaultDigestAlgorithm = kSecCodeSignatureHashSHA1
	111	};
	112
	113
	114	#ifdef __cplusplus
	115	}
	116	#endif
	117
	118	#endif //_H_CSCOMMON