2020-06-05 15:12:33 +03:00

136 lines
3.0 KiB
C

/* Copyright (c) 2005-2007 Apple Inc. All Rights Reserved. */
/*
* libDER_config.h - platform dependent #defines and typedefs for libDER
*
* Created Nov. 4 2005 by dmitch
*/
#ifndef _LIB_DER_CONFIG_H_
#define _LIB_DER_CONFIG_H_
#ifdef __cplusplus
extern "C" {
#endif
//
// edk2 porting - start
//
#include <Base.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#ifndef EFIUSER
typedef UINT8 uint8_t;
typedef UINT16 uint16_t;
typedef UINT32 uint32_t;
typedef UINT64 uint64_t;
typedef UINTN size_t;
#ifndef bool
typedef BOOLEAN bool;
#endif /* bool */
#ifndef assert
#define assert ASSERT
#endif /* assert */
#define memset(ptr, c, len) SetMem(ptr, len, c)
#define memmove(dst, src, len) CopyMem(dst, src, len)
#define memcmp(b1, b2, len) CompareMem(b1, b2, len)
#else /* EFIUSER */
#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <assert.h>
#endif /* !EFIUSER */
#define DER_ENCODE_ENABLE 0
#define DER_TAG_SIZE 8
//
// edk2 porting - end
//
/*
* Basic data types: unsigned 8-bit integer, unsigned 32-bit integer
*/
typedef uint8_t DERByte;
typedef uint16_t DERShort;
typedef size_t DERSize;
/*
* Use these #defines of you have memset, memmove, and memcmp; else
* write your own equivalents.
*/
#define DERMemset(ptr, c, len) memset(ptr, c, len)
#define DERMemmove(dst, src, len) memmove(dst, src, len)
#define DERMemcmp(b1, b2, len) memcmp(b1, b2, len)
/***
*** Compile time options to trim size of the library.
***/
// CHANGE: conditionally define
/* enable general DER encode */
#ifndef DER_ENCODE_ENABLE
#define DER_ENCODE_ENABLE 1
#endif
#ifndef DER_MULTIBYTE_TAGS
/* enable general DER decode */
#define DER_DECODE_ENABLE 1
#endif
#ifndef DER_MULTIBYTE_TAGS
/* enable multibyte tag support. */
#define DER_MULTIBYTE_TAGS 1
#endif
#ifndef DER_TAG_SIZE
/* Iff DER_MULTIBYTE_TAGS is 1 this is the sizeof(DERTag) in bytes. Note that
tags are still encoded and decoded from a minimally encoded DER
represantation. This value determines how big each DERItemSpecs is, we
choose 2 since that makes DERItemSpecs 8 bytes wide. */
#define DER_TAG_SIZE 2
#endif
/* ---------------------- Do not edit below this line ---------------------- */
/*
* Logical representation of a tag (the encoded representation is always in
* the minimal number of bytes). The top 3 bits encode class and method
* The remaining bits encode the tag value. To obtain smaller DERItemSpecs
* sizes, choose the smallest type that fits your needs. Most standard ASN.1
* usage only needs single byte tags, but ocasionally custom applications
* require a larger tag namespace.
*/
#if DER_MULTIBYTE_TAGS
#if DER_TAG_SIZE == 1
typedef uint8_t DERTag;
#elif DER_TAG_SIZE == 2
typedef uint16_t DERTag;
#elif DER_TAG_SIZE == 4
typedef uint32_t DERTag;
#elif DER_TAG_SIZE == 8
typedef uint64_t DERTag;
#else
#error DER_TAG_SIZE invalid
#endif
#else /* DER_MULTIBYTE_TAGS */
typedef DERByte DERTag;
#endif /* !DER_MULTIBYTE_TAGS */
#ifdef __cplusplus
}
#endif
#endif /* _LIB_DER_CONFIG_H_ */