Kai Liu / uECC

micro-ECC for mbed, ported from GCC version from Github,

Dependents:   mbed_microECC Wallet_v1

types.h@0:b6fdeddc0bc9, 2017-09-07 (annotated)

Committer:
allankliu
Date:
Thu Sep 07 12:10:11 2017 +0000
Revision:
0:b6fdeddc0bc9
Init version, ported from GCC version of uECC of Github. Assembly optimization for thumb2 is disabled.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
allankliu 0:b6fdeddc0bc9 1 /* Copyright 2015, Kenneth MacKay. Licensed under the BSD 2-clause license. */
allankliu 0:b6fdeddc0bc9 2
allankliu 0:b6fdeddc0bc9 3 #ifndef _UECC_TYPES_H_
allankliu 0:b6fdeddc0bc9 4 #define _UECC_TYPES_H_
allankliu 0:b6fdeddc0bc9 5
allankliu 0:b6fdeddc0bc9 6 #ifndef uECC_PLATFORM
allankliu 0:b6fdeddc0bc9 7 #if __AVR__
allankliu 0:b6fdeddc0bc9 8 #define uECC_PLATFORM uECC_avr
allankliu 0:b6fdeddc0bc9 9 #elif defined(__thumb2__) || defined(_M_ARMT) /* I think MSVC only supports Thumb-2 targets */
allankliu 0:b6fdeddc0bc9 10 #define uECC_PLATFORM uECC_arm_thumb2
allankliu 0:b6fdeddc0bc9 11 #elif defined(__thumb__)
allankliu 0:b6fdeddc0bc9 12 #define uECC_PLATFORM uECC_arm_thumb
allankliu 0:b6fdeddc0bc9 13 #elif defined(__arm__) || defined(_M_ARM)
allankliu 0:b6fdeddc0bc9 14 #define uECC_PLATFORM uECC_arm
allankliu 0:b6fdeddc0bc9 15 #elif defined(__aarch64__)
allankliu 0:b6fdeddc0bc9 16 #define uECC_PLATFORM uECC_arm64
allankliu 0:b6fdeddc0bc9 17 #elif defined(__i386__) || defined(_M_IX86) || defined(_X86_) || defined(__I86__)
allankliu 0:b6fdeddc0bc9 18 #define uECC_PLATFORM uECC_x86
allankliu 0:b6fdeddc0bc9 19 #elif defined(__amd64__) || defined(_M_X64)
allankliu 0:b6fdeddc0bc9 20 #define uECC_PLATFORM uECC_x86_64
allankliu 0:b6fdeddc0bc9 21 #else
allankliu 0:b6fdeddc0bc9 22 #define uECC_PLATFORM uECC_arch_other
allankliu 0:b6fdeddc0bc9 23 #endif
allankliu 0:b6fdeddc0bc9 24 #endif
allankliu 0:b6fdeddc0bc9 25
allankliu 0:b6fdeddc0bc9 26 #ifndef uECC_ARM_USE_UMAAL
allankliu 0:b6fdeddc0bc9 27 #if (uECC_PLATFORM == uECC_arm) && (__ARM_ARCH >= 6)
allankliu 0:b6fdeddc0bc9 28 #define uECC_ARM_USE_UMAAL 1
allankliu 0:b6fdeddc0bc9 29 #elif (uECC_PLATFORM == uECC_arm_thumb2) && (__ARM_ARCH >= 6) && !__ARM_ARCH_7M__
allankliu 0:b6fdeddc0bc9 30 #define uECC_ARM_USE_UMAAL 1
allankliu 0:b6fdeddc0bc9 31 #else
allankliu 0:b6fdeddc0bc9 32 #define uECC_ARM_USE_UMAAL 0
allankliu 0:b6fdeddc0bc9 33 #endif
allankliu 0:b6fdeddc0bc9 34 #endif
allankliu 0:b6fdeddc0bc9 35
allankliu 0:b6fdeddc0bc9 36 #ifndef uECC_WORD_SIZE
allankliu 0:b6fdeddc0bc9 37 #if uECC_PLATFORM == uECC_avr
allankliu 0:b6fdeddc0bc9 38 #define uECC_WORD_SIZE 1
allankliu 0:b6fdeddc0bc9 39 #elif (uECC_PLATFORM == uECC_x86_64 || uECC_PLATFORM == uECC_arm64)
allankliu 0:b6fdeddc0bc9 40 #define uECC_WORD_SIZE 8
allankliu 0:b6fdeddc0bc9 41 #else
allankliu 0:b6fdeddc0bc9 42 #define uECC_WORD_SIZE 4
allankliu 0:b6fdeddc0bc9 43 #endif
allankliu 0:b6fdeddc0bc9 44 #endif
allankliu 0:b6fdeddc0bc9 45
allankliu 0:b6fdeddc0bc9 46 #if (uECC_WORD_SIZE != 1) && (uECC_WORD_SIZE != 4) && (uECC_WORD_SIZE != 8)
allankliu 0:b6fdeddc0bc9 47 #error "Unsupported value for uECC_WORD_SIZE"
allankliu 0:b6fdeddc0bc9 48 #endif
allankliu 0:b6fdeddc0bc9 49
allankliu 0:b6fdeddc0bc9 50 #if ((uECC_PLATFORM == uECC_avr) && (uECC_WORD_SIZE != 1))
allankliu 0:b6fdeddc0bc9 51 #pragma message ("uECC_WORD_SIZE must be 1 for AVR")
allankliu 0:b6fdeddc0bc9 52 #undef uECC_WORD_SIZE
allankliu 0:b6fdeddc0bc9 53 #define uECC_WORD_SIZE 1
allankliu 0:b6fdeddc0bc9 54 #endif
allankliu 0:b6fdeddc0bc9 55
allankliu 0:b6fdeddc0bc9 56 #if ((uECC_PLATFORM == uECC_arm || uECC_PLATFORM == uECC_arm_thumb || \
allankliu 0:b6fdeddc0bc9 57 uECC_PLATFORM == uECC_arm_thumb2) && \
allankliu 0:b6fdeddc0bc9 58 (uECC_WORD_SIZE != 4))
allankliu 0:b6fdeddc0bc9 59 #pragma message ("uECC_WORD_SIZE must be 4 for ARM")
allankliu 0:b6fdeddc0bc9 60 #undef uECC_WORD_SIZE
allankliu 0:b6fdeddc0bc9 61 #define uECC_WORD_SIZE 4
allankliu 0:b6fdeddc0bc9 62 #endif
allankliu 0:b6fdeddc0bc9 63
allankliu 0:b6fdeddc0bc9 64 #if defined(__SIZEOF_INT128__) || ((__clang_major__ * 100 + __clang_minor__) >= 302)
allankliu 0:b6fdeddc0bc9 65 #define SUPPORTS_INT128 1
allankliu 0:b6fdeddc0bc9 66 #else
allankliu 0:b6fdeddc0bc9 67 #define SUPPORTS_INT128 0
allankliu 0:b6fdeddc0bc9 68 #endif
allankliu 0:b6fdeddc0bc9 69
allankliu 0:b6fdeddc0bc9 70 typedef int8_t wordcount_t;
allankliu 0:b6fdeddc0bc9 71 typedef int16_t bitcount_t;
allankliu 0:b6fdeddc0bc9 72 typedef int8_t cmpresult_t;
allankliu 0:b6fdeddc0bc9 73
allankliu 0:b6fdeddc0bc9 74 #if (uECC_WORD_SIZE == 1)
allankliu 0:b6fdeddc0bc9 75
allankliu 0:b6fdeddc0bc9 76 typedef uint8_t uECC_word_t;
allankliu 0:b6fdeddc0bc9 77 typedef uint16_t uECC_dword_t;
allankliu 0:b6fdeddc0bc9 78
allankliu 0:b6fdeddc0bc9 79 #define HIGH_BIT_SET 0x80
allankliu 0:b6fdeddc0bc9 80 #define uECC_WORD_BITS 8
allankliu 0:b6fdeddc0bc9 81 #define uECC_WORD_BITS_SHIFT 3
allankliu 0:b6fdeddc0bc9 82 #define uECC_WORD_BITS_MASK 0x07
allankliu 0:b6fdeddc0bc9 83
allankliu 0:b6fdeddc0bc9 84 #elif (uECC_WORD_SIZE == 4)
allankliu 0:b6fdeddc0bc9 85
allankliu 0:b6fdeddc0bc9 86 typedef uint32_t uECC_word_t;
allankliu 0:b6fdeddc0bc9 87 typedef uint64_t uECC_dword_t;
allankliu 0:b6fdeddc0bc9 88
allankliu 0:b6fdeddc0bc9 89 #define HIGH_BIT_SET 0x80000000
allankliu 0:b6fdeddc0bc9 90 #define uECC_WORD_BITS 32
allankliu 0:b6fdeddc0bc9 91 #define uECC_WORD_BITS_SHIFT 5
allankliu 0:b6fdeddc0bc9 92 #define uECC_WORD_BITS_MASK 0x01F
allankliu 0:b6fdeddc0bc9 93
allankliu 0:b6fdeddc0bc9 94 #elif (uECC_WORD_SIZE == 8)
allankliu 0:b6fdeddc0bc9 95
allankliu 0:b6fdeddc0bc9 96 typedef uint64_t uECC_word_t;
allankliu 0:b6fdeddc0bc9 97 #if SUPPORTS_INT128
allankliu 0:b6fdeddc0bc9 98 typedef unsigned __int128 uECC_dword_t;
allankliu 0:b6fdeddc0bc9 99 #endif
allankliu 0:b6fdeddc0bc9 100
allankliu 0:b6fdeddc0bc9 101 #define HIGH_BIT_SET 0x8000000000000000ull
allankliu 0:b6fdeddc0bc9 102 #define uECC_WORD_BITS 64
allankliu 0:b6fdeddc0bc9 103 #define uECC_WORD_BITS_SHIFT 6
allankliu 0:b6fdeddc0bc9 104 #define uECC_WORD_BITS_MASK 0x03F
allankliu 0:b6fdeddc0bc9 105
allankliu 0:b6fdeddc0bc9 106 #endif /* uECC_WORD_SIZE */
allankliu 0:b6fdeddc0bc9 107
allankliu 0:b6fdeddc0bc9 108 #endif /* _UECC_TYPES_H_ */