diff options
author | lloyd <[email protected]> | 2014-01-01 21:20:55 +0000 |
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committer | lloyd <[email protected]> | 2014-01-01 21:20:55 +0000 |
commit | 197dc467dec28a04c3b2f30da7cef122dfbb13e9 (patch) | |
tree | cdbd3ddaec051c72f0a757db461973d90c37b97a /src/utils/loadstor.h | |
parent | 62faac373c07cfe10bc8c309e89ebdd30d8e5eaa (diff) |
Shuffle things around. Add NIST X.509 test to build.
Diffstat (limited to 'src/utils/loadstor.h')
-rw-r--r-- | src/utils/loadstor.h | 627 |
1 files changed, 0 insertions, 627 deletions
diff --git a/src/utils/loadstor.h b/src/utils/loadstor.h deleted file mode 100644 index 29e00592a..000000000 --- a/src/utils/loadstor.h +++ /dev/null @@ -1,627 +0,0 @@ -/* -* Load/Store Operators -* (C) 1999-2007 Jack Lloyd -* 2007 Yves Jerschow -* -* Distributed under the terms of the Botan license -*/ - -#ifndef BOTAN_LOAD_STORE_H__ -#define BOTAN_LOAD_STORE_H__ - -#include <botan/types.h> -#include <botan/bswap.h> -#include <botan/get_byte.h> -#include <cstring> - -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - -#if defined(BOTAN_TARGET_CPU_IS_BIG_ENDIAN) - -#define BOTAN_ENDIAN_N2B(x) (x) -#define BOTAN_ENDIAN_B2N(x) (x) - -#define BOTAN_ENDIAN_N2L(x) reverse_bytes(x) -#define BOTAN_ENDIAN_L2N(x) reverse_bytes(x) - -#elif defined(BOTAN_TARGET_CPU_IS_LITTLE_ENDIAN) - -#define BOTAN_ENDIAN_N2L(x) (x) -#define BOTAN_ENDIAN_L2N(x) (x) - -#define BOTAN_ENDIAN_N2B(x) reverse_bytes(x) -#define BOTAN_ENDIAN_B2N(x) reverse_bytes(x) - -#endif - -#endif - -namespace Botan { - -/** -* Make a u16bit from two bytes -* @param i0 the first byte -* @param i1 the second byte -* @return i0 || i1 -*/ -inline u16bit make_u16bit(byte i0, byte i1) - { - return ((static_cast<u16bit>(i0) << 8) | i1); - } - -/** -* Make a u32bit from four bytes -* @param i0 the first byte -* @param i1 the second byte -* @param i2 the third byte -* @param i3 the fourth byte -* @return i0 || i1 || i2 || i3 -*/ -inline u32bit make_u32bit(byte i0, byte i1, byte i2, byte i3) - { - return ((static_cast<u32bit>(i0) << 24) | - (static_cast<u32bit>(i1) << 16) | - (static_cast<u32bit>(i2) << 8) | - (static_cast<u32bit>(i3))); - } - -/** -* Make a u32bit from eight bytes -* @param i0 the first byte -* @param i1 the second byte -* @param i2 the third byte -* @param i3 the fourth byte -* @param i4 the fifth byte -* @param i5 the sixth byte -* @param i6 the seventh byte -* @param i7 the eighth byte -* @return i0 || i1 || i2 || i3 || i4 || i5 || i6 || i7 -*/ -inline u64bit make_u64bit(byte i0, byte i1, byte i2, byte i3, - byte i4, byte i5, byte i6, byte i7) - { - return ((static_cast<u64bit>(i0) << 56) | - (static_cast<u64bit>(i1) << 48) | - (static_cast<u64bit>(i2) << 40) | - (static_cast<u64bit>(i3) << 32) | - (static_cast<u64bit>(i4) << 24) | - (static_cast<u64bit>(i5) << 16) | - (static_cast<u64bit>(i6) << 8) | - (static_cast<u64bit>(i7))); - } - -/** -* Load a big-endian word -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th T of in, as a big-endian value -*/ -template<typename T> -inline T load_be(const byte in[], size_t off) - { - in += off * sizeof(T); - T out = 0; - for(size_t i = 0; i != sizeof(T); ++i) - out = (out << 8) | in[i]; - return out; - } - -/** -* Load a little-endian word -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th T of in, as a litte-endian value -*/ -template<typename T> -inline T load_le(const byte in[], size_t off) - { - in += off * sizeof(T); - T out = 0; - for(size_t i = 0; i != sizeof(T); ++i) - out = (out << 8) | in[sizeof(T)-1-i]; - return out; - } - -/** -* Load a big-endian u16bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u16bit of in, as a big-endian value -*/ -template<> -inline u16bit load_be<u16bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2B(*(reinterpret_cast<const u16bit*>(in) + off)); -#else - in += off * sizeof(u16bit); - return make_u16bit(in[0], in[1]); -#endif - } - -/** -* Load a little-endian u16bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u16bit of in, as a little-endian value -*/ -template<> -inline u16bit load_le<u16bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2L(*(reinterpret_cast<const u16bit*>(in) + off)); -#else - in += off * sizeof(u16bit); - return make_u16bit(in[1], in[0]); -#endif - } - -/** -* Load a big-endian u32bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u32bit of in, as a big-endian value -*/ -template<> -inline u32bit load_be<u32bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2B(*(reinterpret_cast<const u32bit*>(in) + off)); -#else - in += off * sizeof(u32bit); - return make_u32bit(in[0], in[1], in[2], in[3]); -#endif - } - -/** -* Load a little-endian u32bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u32bit of in, as a little-endian value -*/ -template<> -inline u32bit load_le<u32bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2L(*(reinterpret_cast<const u32bit*>(in) + off)); -#else - in += off * sizeof(u32bit); - return make_u32bit(in[3], in[2], in[1], in[0]); -#endif - } - -/** -* Load a big-endian u64bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u64bit of in, as a big-endian value -*/ -template<> -inline u64bit load_be<u64bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2B(*(reinterpret_cast<const u64bit*>(in) + off)); -#else - in += off * sizeof(u64bit); - return make_u64bit(in[0], in[1], in[2], in[3], - in[4], in[5], in[6], in[7]); -#endif - } - -/** -* Load a little-endian u64bit -* @param in a pointer to some bytes -* @param off an offset into the array -* @return off'th u64bit of in, as a little-endian value -*/ -template<> -inline u64bit load_le<u64bit>(const byte in[], size_t off) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - return BOTAN_ENDIAN_N2L(*(reinterpret_cast<const u64bit*>(in) + off)); -#else - in += off * sizeof(u64bit); - return make_u64bit(in[7], in[6], in[5], in[4], - in[3], in[2], in[1], in[0]); -#endif - } - -/** -* Load two little-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -*/ -template<typename T> -inline void load_le(const byte in[], T& x0, T& x1) - { - x0 = load_le<T>(in, 0); - x1 = load_le<T>(in, 1); - } - -/** -* Load four little-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -* @param x2 where the third word will be written -* @param x3 where the fourth word will be written -*/ -template<typename T> -inline void load_le(const byte in[], - T& x0, T& x1, T& x2, T& x3) - { - x0 = load_le<T>(in, 0); - x1 = load_le<T>(in, 1); - x2 = load_le<T>(in, 2); - x3 = load_le<T>(in, 3); - } - -/** -* Load eight little-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -* @param x2 where the third word will be written -* @param x3 where the fourth word will be written -* @param x4 where the fifth word will be written -* @param x5 where the sixth word will be written -* @param x6 where the seventh word will be written -* @param x7 where the eighth word will be written -*/ -template<typename T> -inline void load_le(const byte in[], - T& x0, T& x1, T& x2, T& x3, - T& x4, T& x5, T& x6, T& x7) - { - x0 = load_le<T>(in, 0); - x1 = load_le<T>(in, 1); - x2 = load_le<T>(in, 2); - x3 = load_le<T>(in, 3); - x4 = load_le<T>(in, 4); - x5 = load_le<T>(in, 5); - x6 = load_le<T>(in, 6); - x7 = load_le<T>(in, 7); - } - -/** -* Load a variable number of little-endian words -* @param out the output array of words -* @param in the input array of bytes -* @param count how many words are in in -*/ -template<typename T> -inline void load_le(T out[], - const byte in[], - size_t count) - { -#if defined(BOTAN_TARGET_CPU_HAS_KNOWN_ENDIANNESS) - std::memcpy(out, in, sizeof(T)*count); - -#if defined(BOTAN_TARGET_CPU_IS_BIG_ENDIAN) - const size_t blocks = count - (count % 4); - const size_t left = count - blocks; - - for(size_t i = 0; i != blocks; i += 4) - bswap_4(out + i); - - for(size_t i = 0; i != left; ++i) - out[blocks+i] = reverse_bytes(out[blocks+i]); -#endif - -#else - for(size_t i = 0; i != count; ++i) - out[i] = load_le<T>(in, i); -#endif - } - -/** -* Load two big-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -*/ -template<typename T> -inline void load_be(const byte in[], T& x0, T& x1) - { - x0 = load_be<T>(in, 0); - x1 = load_be<T>(in, 1); - } - -/** -* Load four big-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -* @param x2 where the third word will be written -* @param x3 where the fourth word will be written -*/ -template<typename T> -inline void load_be(const byte in[], - T& x0, T& x1, T& x2, T& x3) - { - x0 = load_be<T>(in, 0); - x1 = load_be<T>(in, 1); - x2 = load_be<T>(in, 2); - x3 = load_be<T>(in, 3); - } - -/** -* Load eight big-endian words -* @param in a pointer to some bytes -* @param x0 where the first word will be written -* @param x1 where the second word will be written -* @param x2 where the third word will be written -* @param x3 where the fourth word will be written -* @param x4 where the fifth word will be written -* @param x5 where the sixth word will be written -* @param x6 where the seventh word will be written -* @param x7 where the eighth word will be written -*/ -template<typename T> -inline void load_be(const byte in[], - T& x0, T& x1, T& x2, T& x3, - T& x4, T& x5, T& x6, T& x7) - { - x0 = load_be<T>(in, 0); - x1 = load_be<T>(in, 1); - x2 = load_be<T>(in, 2); - x3 = load_be<T>(in, 3); - x4 = load_be<T>(in, 4); - x5 = load_be<T>(in, 5); - x6 = load_be<T>(in, 6); - x7 = load_be<T>(in, 7); - } - -/** -* Load a variable number of big-endian words -* @param out the output array of words -* @param in the input array of bytes -* @param count how many words are in in -*/ -template<typename T> -inline void load_be(T out[], - const byte in[], - size_t count) - { -#if defined(BOTAN_TARGET_CPU_HAS_KNOWN_ENDIANNESS) - std::memcpy(out, in, sizeof(T)*count); - -#if defined(BOTAN_TARGET_CPU_IS_LITTLE_ENDIAN) - const size_t blocks = count - (count % 4); - const size_t left = count - blocks; - - for(size_t i = 0; i != blocks; i += 4) - bswap_4(out + i); - - for(size_t i = 0; i != left; ++i) - out[blocks+i] = reverse_bytes(out[blocks+i]); -#endif - -#else - for(size_t i = 0; i != count; ++i) - out[i] = load_be<T>(in, i); -#endif - } - -/** -* Store a big-endian u16bit -* @param in the input u16bit -* @param out the byte array to write to -*/ -inline void store_be(u16bit in, byte out[2]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u16bit*>(out) = BOTAN_ENDIAN_B2N(in); -#else - out[0] = get_byte(0, in); - out[1] = get_byte(1, in); -#endif - } - -/** -* Store a little-endian u16bit -* @param in the input u16bit -* @param out the byte array to write to -*/ -inline void store_le(u16bit in, byte out[2]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u16bit*>(out) = BOTAN_ENDIAN_L2N(in); -#else - out[0] = get_byte(1, in); - out[1] = get_byte(0, in); -#endif - } - -/** -* Store a big-endian u32bit -* @param in the input u32bit -* @param out the byte array to write to -*/ -inline void store_be(u32bit in, byte out[4]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u32bit*>(out) = BOTAN_ENDIAN_B2N(in); -#else - out[0] = get_byte(0, in); - out[1] = get_byte(1, in); - out[2] = get_byte(2, in); - out[3] = get_byte(3, in); -#endif - } - -/** -* Store a little-endian u32bit -* @param in the input u32bit -* @param out the byte array to write to -*/ -inline void store_le(u32bit in, byte out[4]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u32bit*>(out) = BOTAN_ENDIAN_L2N(in); -#else - out[0] = get_byte(3, in); - out[1] = get_byte(2, in); - out[2] = get_byte(1, in); - out[3] = get_byte(0, in); -#endif - } - -/** -* Store a big-endian u64bit -* @param in the input u64bit -* @param out the byte array to write to -*/ -inline void store_be(u64bit in, byte out[8]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u64bit*>(out) = BOTAN_ENDIAN_B2N(in); -#else - out[0] = get_byte(0, in); - out[1] = get_byte(1, in); - out[2] = get_byte(2, in); - out[3] = get_byte(3, in); - out[4] = get_byte(4, in); - out[5] = get_byte(5, in); - out[6] = get_byte(6, in); - out[7] = get_byte(7, in); -#endif - } - -/** -* Store a little-endian u64bit -* @param in the input u64bit -* @param out the byte array to write to -*/ -inline void store_le(u64bit in, byte out[8]) - { -#if BOTAN_TARGET_UNALIGNED_MEMORY_ACCESS_OK - *reinterpret_cast<u64bit*>(out) = BOTAN_ENDIAN_L2N(in); -#else - out[0] = get_byte(7, in); - out[1] = get_byte(6, in); - out[2] = get_byte(5, in); - out[3] = get_byte(4, in); - out[4] = get_byte(3, in); - out[5] = get_byte(2, in); - out[6] = get_byte(1, in); - out[7] = get_byte(0, in); -#endif - } - -/** -* Store two little-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -*/ -template<typename T> -inline void store_le(byte out[], T x0, T x1) - { - store_le(x0, out + (0 * sizeof(T))); - store_le(x1, out + (1 * sizeof(T))); - } - -/** -* Store two big-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -*/ -template<typename T> -inline void store_be(byte out[], T x0, T x1) - { - store_be(x0, out + (0 * sizeof(T))); - store_be(x1, out + (1 * sizeof(T))); - } - -/** -* Store four little-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -* @param x2 the third word -* @param x3 the fourth word -*/ -template<typename T> -inline void store_le(byte out[], T x0, T x1, T x2, T x3) - { - store_le(x0, out + (0 * sizeof(T))); - store_le(x1, out + (1 * sizeof(T))); - store_le(x2, out + (2 * sizeof(T))); - store_le(x3, out + (3 * sizeof(T))); - } - -/** -* Store four big-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -* @param x2 the third word -* @param x3 the fourth word -*/ -template<typename T> -inline void store_be(byte out[], T x0, T x1, T x2, T x3) - { - store_be(x0, out + (0 * sizeof(T))); - store_be(x1, out + (1 * sizeof(T))); - store_be(x2, out + (2 * sizeof(T))); - store_be(x3, out + (3 * sizeof(T))); - } - -/** -* Store eight little-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -* @param x2 the third word -* @param x3 the fourth word -* @param x4 the fifth word -* @param x5 the sixth word -* @param x6 the seventh word -* @param x7 the eighth word -*/ -template<typename T> -inline void store_le(byte out[], T x0, T x1, T x2, T x3, - T x4, T x5, T x6, T x7) - { - store_le(x0, out + (0 * sizeof(T))); - store_le(x1, out + (1 * sizeof(T))); - store_le(x2, out + (2 * sizeof(T))); - store_le(x3, out + (3 * sizeof(T))); - store_le(x4, out + (4 * sizeof(T))); - store_le(x5, out + (5 * sizeof(T))); - store_le(x6, out + (6 * sizeof(T))); - store_le(x7, out + (7 * sizeof(T))); - } - -/** -* Store eight big-endian words -* @param out the output byte array -* @param x0 the first word -* @param x1 the second word -* @param x2 the third word -* @param x3 the fourth word -* @param x4 the fifth word -* @param x5 the sixth word -* @param x6 the seventh word -* @param x7 the eighth word -*/ -template<typename T> -inline void store_be(byte out[], T x0, T x1, T x2, T x3, - T x4, T x5, T x6, T x7) - { - store_be(x0, out + (0 * sizeof(T))); - store_be(x1, out + (1 * sizeof(T))); - store_be(x2, out + (2 * sizeof(T))); - store_be(x3, out + (3 * sizeof(T))); - store_be(x4, out + (4 * sizeof(T))); - store_be(x5, out + (5 * sizeof(T))); - store_be(x6, out + (6 * sizeof(T))); - store_be(x7, out + (7 * sizeof(T))); - } - -} - -#endif |