/* Copyright (c) (2010-2012,2015-2019,2021,2022) Apple Inc. All rights reserved.
*
* corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which
* is contained in the License.txt file distributed with corecrypto) and only to
* people who accept that license. IMPORTANT: Any license rights granted to you by
* Apple Inc. (if any) are limited to internal use within your organization only on
* devices and computers you own or control, for the sole purpose of verifying the
* security characteristics and correct functioning of the Apple Software. You may
* not, directly or indirectly, redistribute the Apple Software or any portions thereof.
*/
#ifndef _CORECRYPTO_CCASN1_H_
#define _CORECRYPTO_CCASN1_H_
#include <corecrypto/cc.h>
CC_PTRCHECK_CAPABLE_HEADER()
/* ASN.1 types for on the fly ASN.1 BER/DER encoding/decoding. Don't use
these with the ccder interface, use the CCDER_ types instead. */
enum {
CCASN1_EOL = 0x00,
CCASN1_BOOLEAN = 0x01,
CCASN1_INTEGER = 0x02,
CCASN1_BIT_STRING = 0x03,
CCASN1_OCTET_STRING = 0x04,
CCASN1_NULL = 0x05,
CCASN1_OBJECT_IDENTIFIER = 0x06,
CCASN1_OBJECT_DESCRIPTOR = 0x07,
/* External or instance-of 0x08 */
CCASN1_REAL = 0x09,
CCASN1_ENUMERATED = 0x0a,
CCASN1_EMBEDDED_PDV = 0x0b,
CCASN1_UTF8_STRING = 0x0c,
/* 0x0d */
/* 0x0e */
/* 0x0f */
CCASN1_SEQUENCE = 0x10,
CCASN1_SET = 0x11,
CCASN1_NUMERIC_STRING = 0x12,
CCASN1_PRINTABLE_STRING = 0x13,
CCASN1_T61_STRING = 0x14,
CCASN1_VIDEOTEX_STRING = 0x15,
CCASN1_IA5_STRING = 0x16,
CCASN1_UTC_TIME = 0x17,
CCASN1_GENERALIZED_TIME = 0x18,
CCASN1_GRAPHIC_STRING = 0x19,
CCASN1_VISIBLE_STRING = 0x1a,
CCASN1_GENERAL_STRING = 0x1b,
CCASN1_UNIVERSAL_STRING = 0x1c,
/* 0x1d */
CCASN1_BMP_STRING = 0x1e,
CCASN1_HIGH_TAG_NUMBER = 0x1f,
CCASN1_TELETEX_STRING = CCASN1_T61_STRING,
CCASN1_TAG_MASK = 0xff,
CCASN1_TAGNUM_MASK = 0x1f,
CCASN1_METHOD_MASK = 0x20,
CCASN1_PRIMITIVE = 0x00,
CCASN1_CONSTRUCTED = 0x20,
CCASN1_CLASS_MASK = 0xc0,
CCASN1_UNIVERSAL = 0x00,
CCASN1_APPLICATION = 0x40,
CCASN1_CONTEXT_SPECIFIC = 0x80,
CCASN1_PRIVATE = 0xc0,
CCASN1_CONSTRUCTED_SET = CCASN1_SET | CCASN1_CONSTRUCTED,
CCASN1_CONSTRUCTED_SEQUENCE = CCASN1_SEQUENCE | CCASN1_CONSTRUCTED,
};
typedef const unsigned char * cc_unsafe_indexable ccoid_t;
#define CCOID(oid) (oid)
/* Returns the size of an oid including its tag and length. */
CC_PURE CC_NONNULL((1))
size_t ccoid_size(ccoid_t oid);
CC_PURE CC_NONNULL((1))
const unsigned char *cc_indexable ccoid_payload(ccoid_t oid);
CC_PURE
bool ccoid_equal(ccoid_t oid1, ccoid_t oid2);
#endif /* _CORECRYPTO_CCASN1_H_ */