#include "../defs.h"#include <string.h>#include <assert.h>#include "sha2.h"

Go to the source code of this file.
Defines | |
| #define | SHA256_SHORT_BLOCK_LENGTH (SHA256_BLOCK_LENGTH - 8) |
| #define | SHA384_SHORT_BLOCK_LENGTH (SHA384_BLOCK_LENGTH - 16) |
| #define | SHA512_SHORT_BLOCK_LENGTH (SHA512_BLOCK_LENGTH - 16) |
| #define | ULL(number) (uint64_t)(number) |
| #define | REVERSE32(w, x) |
| #define | REVERSE64(w, x) |
| #define | ADDINC128(w, n) |
| #define | SHA2_USE_MEMSET_MEMCPY 1 |
| #define | MEMSET_BZERO(p, l) memset((p), 0, (l)) |
| #define | MEMCPY_BCOPY(d, s, l) memcpy((d), (s), (l)) |
| #define | R(b, x) ((x) >> (b)) |
| #define | S32(b, x) (((x) >> (b)) | ((x) << (32 - (b)))) |
| #define | S64(b, x) (((x) >> (b)) | ((x) << (64 - (b)))) |
| #define | Ch(x, y, z) (((x) & (y)) ^ ((~(x)) & (z))) |
| #define | Maj(x, y, z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z))) |
| #define | Sigma0_256(x) (S32(2, (x)) ^ S32(13, (x)) ^ S32(22, (x))) |
| #define | Sigma1_256(x) (S32(6, (x)) ^ S32(11, (x)) ^ S32(25, (x))) |
| #define | sigma0_256(x) (S32(7, (x)) ^ S32(18, (x)) ^ R(3 , (x))) |
| #define | sigma1_256(x) (S32(17, (x)) ^ S32(19, (x)) ^ R(10, (x))) |
| #define | Sigma0_512(x) (S64(28, (x)) ^ S64(34, (x)) ^ S64(39, (x))) |
| #define | Sigma1_512(x) (S64(14, (x)) ^ S64(18, (x)) ^ S64(41, (x))) |
| #define | sigma0_512(x) (S64( 1, (x)) ^ S64( 8, (x)) ^ R( 7, (x))) |
| #define | sigma1_512(x) (S64(19, (x)) ^ S64(61, (x)) ^ R( 6, (x))) |
Typedefs | |
| typedef u_int8_t | sha2_byte |
| typedef u_int32_t | sha2_word32 |
| typedef u_int64_t | sha2_word64 |
Functions | |
| void | SHA512_Last (SHA512_CTX *) |
| void | SHA256_Transform (SHA256_CTX *, const sha2_word32 *) |
| void | SHA512_Transform (SHA512_CTX *, const sha2_word64 *) |
| void | SHA256_Init (SHA256_CTX *context) |
| void | SHA256_Update (SHA256_CTX *context, const sha2_byte *data, size_t len) |
| void | SHA256_Final (sha2_byte digest[], SHA256_CTX *context) |
| char * | SHA256_End (SHA256_CTX *context, char buffer[]) |
| char * | SHA256_Data (const sha2_byte *data, size_t len, char digest[SHA256_DIGEST_STRING_LENGTH]) |
| void | SHA512_Init (SHA512_CTX *context) |
| void | SHA512_Update (SHA512_CTX *context, const sha2_byte *data, size_t len) |
| void | SHA512_Final (sha2_byte digest[], SHA512_CTX *context) |
| char * | SHA512_End (SHA512_CTX *context, char buffer[]) |
| char * | SHA512_Data (const sha2_byte *data, size_t len, char digest[SHA512_DIGEST_STRING_LENGTH]) |
| void | SHA384_Init (SHA384_CTX *context) |
| void | SHA384_Update (SHA384_CTX *context, const sha2_byte *data, size_t len) |
| void | SHA384_Final (sha2_byte digest[], SHA384_CTX *context) |
| char * | SHA384_End (SHA384_CTX *context, char buffer[]) |
| char * | SHA384_Data (const sha2_byte *data, size_t len, char digest[SHA384_DIGEST_STRING_LENGTH]) |
Variables | |
| static const sha2_word32 | K256 [64] |
| static const sha2_word32 | sha256_initial_hash_value [8] |
| static const sha2_word64 | K512 [80] |
| static const sha2_word64 | sha384_initial_hash_value [8] |
| static const sha2_word64 | sha512_initial_hash_value [8] |
| static const char * | sha2_hex_digits = "0123456789abcdef" |
| #define ADDINC128 | ( | w, | |||
| n | ) |
Value:
{ \
(w)[0] += (sha2_word64)(n); \
if ((w)[0] < (n)) { \
(w)[1]++; \
} \
}
Definition at line 158 of file sha2.c.
Referenced by SHA512_Update().
| #define Ch | ( | x, | |||
| y, | |||||
| z | ) | (((x) & (y)) ^ ((~(x)) & (z))) |
| #define Maj | ( | x, | |||
| y, | |||||
| z | ) | (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z))) |
| #define MEMCPY_BCOPY | ( | d, | |||
| s, | |||||
| l | ) | memcpy((d), (s), (l)) |
Definition at line 185 of file sha2.c.
Referenced by SHA256_Final(), SHA256_Init(), SHA256_Update(), SHA384_Final(), SHA384_Init(), SHA512_Final(), SHA512_Init(), and SHA512_Update().
| #define MEMSET_BZERO | ( | p, | |||
| l | ) | memset((p), 0, (l)) |
Definition at line 184 of file sha2.c.
Referenced by SHA256_End(), SHA256_Final(), SHA256_Init(), SHA384_End(), SHA384_Final(), SHA384_Init(), SHA512_End(), SHA512_Final(), SHA512_Init(), and SHA512_Last().
| #define R | ( | b, | |||
| x | ) | ((x) >> (b)) |
| #define REVERSE32 | ( | w, | |||
| x | ) |
Value:
{ \
sha2_word32 tmp = (w); \
tmp = (tmp >> 16) | (tmp << 16); \
(x) = ((tmp & 0xff00ff00UL) >> 8) | ((tmp & 0x00ff00ffUL) << 8); \
}
Definition at line 138 of file sha2.c.
Referenced by SHA256_Final(), and SHA256_Transform().
| #define REVERSE64 | ( | w, | |||
| x | ) |
Value:
{ \
sha2_word64 tmp = (w); \
tmp = (tmp >> 32) | (tmp << 32); \
tmp = ((tmp & ULL(0xff00ff00ff00ff00)) >> 8) | \
((tmp & ULL(0x00ff00ff00ff00ff)) << 8); \
(x) = ((tmp & ULL(0xffff0000ffff0000)) >> 16) | \
((tmp & ULL(0x0000ffff0000ffff)) << 16); \
}
Definition at line 143 of file sha2.c.
Referenced by SHA256_Final(), SHA384_Final(), SHA512_Final(), SHA512_Last(), and SHA512_Transform().
| #define SHA256_SHORT_BLOCK_LENGTH (SHA256_BLOCK_LENGTH - 8) |
| #define SHA512_SHORT_BLOCK_LENGTH (SHA512_BLOCK_LENGTH - 16) |
| #define sigma0_256 | ( | x | ) | (S32(7, (x)) ^ S32(18, (x)) ^ R(3 , (x))) |
| #define Sigma0_256 | ( | x | ) | (S32(2, (x)) ^ S32(13, (x)) ^ S32(22, (x))) |
| #define sigma0_512 | ( | x | ) | (S64( 1, (x)) ^ S64( 8, (x)) ^ R( 7, (x))) |
| #define Sigma0_512 | ( | x | ) | (S64(28, (x)) ^ S64(34, (x)) ^ S64(39, (x))) |
| #define sigma1_256 | ( | x | ) | (S32(17, (x)) ^ S32(19, (x)) ^ R(10, (x))) |
| #define Sigma1_256 | ( | x | ) | (S32(6, (x)) ^ S32(11, (x)) ^ S32(25, (x))) |
| #define sigma1_512 | ( | x | ) | (S64(19, (x)) ^ S64(61, (x)) ^ R( 6, (x))) |
| #define Sigma1_512 | ( | x | ) | (S64(14, (x)) ^ S64(18, (x)) ^ S64(41, (x))) |
| typedef u_int32_t sha2_word32 |
| typedef u_int64_t sha2_word64 |
| char* SHA256_Data | ( | const sha2_byte * | data, | |
| size_t | len, | |||
| char | digest[SHA256_DIGEST_STRING_LENGTH] | |||
| ) |
| char* SHA256_End | ( | SHA256_CTX * | context, | |
| char | buffer[] | |||
| ) |
Definition at line 639 of file sha2.c.
References assert, MEMSET_BZERO, SHA256_DIGEST_LENGTH, SHA256_Final(), and sha2_hex_digits.
Referenced by SHA256_Data().
| void SHA256_Final | ( | sha2_byte | digest[], | |
| SHA256_CTX * | context | |||
| ) |
Definition at line 576 of file sha2.c.
References assert, _SHA256_CTX::bitcount, _SHA256_CTX::buffer, MEMCPY_BCOPY, MEMSET_BZERO, REVERSE32, REVERSE64, SHA256_BLOCK_LENGTH, SHA256_DIGEST_LENGTH, SHA256_SHORT_BLOCK_LENGTH, SHA256_Transform(), and _SHA256_CTX::state.
Referenced by SHA256_End().
| void SHA256_Init | ( | SHA256_CTX * | context | ) |
Definition at line 344 of file sha2.c.
References _SHA256_CTX::bitcount, _SHA256_CTX::buffer, MEMCPY_BCOPY, MEMSET_BZERO, SHA256_BLOCK_LENGTH, SHA256_DIGEST_LENGTH, sha256_initial_hash_value, and _SHA256_CTX::state.
Referenced by SHA256_Data().
| void SHA256_Transform | ( | SHA256_CTX * | context, | |
| const sha2_word32 * | data | |||
| ) |
Definition at line 448 of file sha2.c.
References _SHA256_CTX::buffer, Ch, K256, Maj, REVERSE32, Sigma0_256, Sigma1_256, _SHA256_CTX::state, and T2.
Referenced by SHA256_Final(), and SHA256_Update().
| void SHA256_Update | ( | SHA256_CTX * | context, | |
| const sha2_byte * | data, | |||
| size_t | len | |||
| ) |
Definition at line 528 of file sha2.c.
References assert, _SHA256_CTX::bitcount, _SHA256_CTX::buffer, MEMCPY_BCOPY, SHA256_BLOCK_LENGTH, and SHA256_Transform().
Referenced by SHA256_Data().
| char* SHA384_Data | ( | const sha2_byte * | data, | |
| size_t | len, | |||
| char | digest[SHA384_DIGEST_STRING_LENGTH] | |||
| ) |
Definition at line 1063 of file sha2.c.
References SHA384_End(), SHA384_Init(), and SHA384_Update().
| char* SHA384_End | ( | SHA384_CTX * | context, | |
| char | buffer[] | |||
| ) |
Definition at line 1041 of file sha2.c.
References assert, MEMSET_BZERO, sha2_hex_digits, SHA384_DIGEST_LENGTH, and SHA384_Final.
Referenced by SHA384_Data().
| void SHA384_Final | ( | sha2_byte | digest[], | |
| SHA384_CTX * | context | |||
| ) |
Definition at line 1012 of file sha2.c.
References assert, MEMCPY_BCOPY, MEMSET_BZERO, REVERSE64, SHA384_DIGEST_LENGTH, SHA512_Last(), and _SHA512_CTX::state.
| void SHA384_Init | ( | SHA384_CTX * | context | ) |
Definition at line 999 of file sha2.c.
References _SHA512_CTX::bitcount, _SHA512_CTX::buffer, MEMCPY_BCOPY, MEMSET_BZERO, SHA384_BLOCK_LENGTH, sha384_initial_hash_value, SHA512_DIGEST_LENGTH, and _SHA512_CTX::state.
Referenced by SHA384_Data().
| void SHA384_Update | ( | SHA384_CTX * | context, | |
| const sha2_byte * | data, | |||
| size_t | len | |||
| ) |
| char* SHA512_Data | ( | const sha2_byte * | data, | |
| size_t | len, | |||
| char | digest[SHA512_DIGEST_STRING_LENGTH] | |||
| ) |
| char* SHA512_End | ( | SHA512_CTX * | context, | |
| char | buffer[] | |||
| ) |
Definition at line 967 of file sha2.c.
References assert, MEMSET_BZERO, sha2_hex_digits, SHA512_DIGEST_LENGTH, and SHA512_Final().
Referenced by SHA512_Data().
| void SHA512_Final | ( | sha2_byte | digest[], | |
| SHA512_CTX * | context | |||
| ) |
Definition at line 938 of file sha2.c.
References assert, MEMCPY_BCOPY, MEMSET_BZERO, REVERSE64, SHA512_DIGEST_LENGTH, SHA512_Last(), and _SHA512_CTX::state.
Referenced by SHA512_End().
| void SHA512_Init | ( | SHA512_CTX * | context | ) |
Definition at line 671 of file sha2.c.
References _SHA512_CTX::bitcount, _SHA512_CTX::buffer, MEMCPY_BCOPY, MEMSET_BZERO, SHA512_BLOCK_LENGTH, SHA512_DIGEST_LENGTH, sha512_initial_hash_value, and _SHA512_CTX::state.
Referenced by SHA512_Data().
| void SHA512_Last | ( | SHA512_CTX * | context | ) |
Definition at line 897 of file sha2.c.
References _SHA512_CTX::bitcount, _SHA512_CTX::buffer, MEMSET_BZERO, REVERSE64, SHA512_BLOCK_LENGTH, SHA512_SHORT_BLOCK_LENGTH, and SHA512_Transform().
Referenced by SHA384_Final(), and SHA512_Final().
| void SHA512_Transform | ( | SHA512_CTX * | context, | |
| const sha2_word64 * | data | |||
| ) |
Definition at line 771 of file sha2.c.
References _SHA512_CTX::buffer, Ch, K512, Maj, REVERSE64, Sigma0_512, Sigma1_512, _SHA512_CTX::state, and T2.
Referenced by SHA512_Last(), and SHA512_Update().
| void SHA512_Update | ( | SHA512_CTX * | context, | |
| const sha2_byte * | data, | |||
| size_t | len | |||
| ) |
Definition at line 849 of file sha2.c.
References ADDINC128, assert, _SHA512_CTX::bitcount, _SHA512_CTX::buffer, MEMCPY_BCOPY, SHA512_BLOCK_LENGTH, and SHA512_Transform().
Referenced by SHA384_Update(), and SHA512_Data().
const sha2_word32 K256[64] [static] |
Initial value:
{
0x428a2f98UL, 0x71374491UL, 0xb5c0fbcfUL, 0xe9b5dba5UL,
0x3956c25bUL, 0x59f111f1UL, 0x923f82a4UL, 0xab1c5ed5UL,
0xd807aa98UL, 0x12835b01UL, 0x243185beUL, 0x550c7dc3UL,
0x72be5d74UL, 0x80deb1feUL, 0x9bdc06a7UL, 0xc19bf174UL,
0xe49b69c1UL, 0xefbe4786UL, 0x0fc19dc6UL, 0x240ca1ccUL,
0x2de92c6fUL, 0x4a7484aaUL, 0x5cb0a9dcUL, 0x76f988daUL,
0x983e5152UL, 0xa831c66dUL, 0xb00327c8UL, 0xbf597fc7UL,
0xc6e00bf3UL, 0xd5a79147UL, 0x06ca6351UL, 0x14292967UL,
0x27b70a85UL, 0x2e1b2138UL, 0x4d2c6dfcUL, 0x53380d13UL,
0x650a7354UL, 0x766a0abbUL, 0x81c2c92eUL, 0x92722c85UL,
0xa2bfe8a1UL, 0xa81a664bUL, 0xc24b8b70UL, 0xc76c51a3UL,
0xd192e819UL, 0xd6990624UL, 0xf40e3585UL, 0x106aa070UL,
0x19a4c116UL, 0x1e376c08UL, 0x2748774cUL, 0x34b0bcb5UL,
0x391c0cb3UL, 0x4ed8aa4aUL, 0x5b9cca4fUL, 0x682e6ff3UL,
0x748f82eeUL, 0x78a5636fUL, 0x84c87814UL, 0x8cc70208UL,
0x90befffaUL, 0xa4506cebUL, 0xbef9a3f7UL, 0xc67178f2UL
}
Definition at line 237 of file sha2.c.
Referenced by SHA256_Transform().
const sha2_word64 K512[80] [static] |
const sha2_word32 sha256_initial_hash_value[8] [static] |
Initial value:
{
0x6a09e667UL,
0xbb67ae85UL,
0x3c6ef372UL,
0xa54ff53aUL,
0x510e527fUL,
0x9b05688cUL,
0x1f83d9abUL,
0x5be0cd19UL
}
Definition at line 257 of file sha2.c.
Referenced by SHA256_Init().
const char* sha2_hex_digits = "0123456789abcdef" [static] |
const sha2_word64 sha384_initial_hash_value[8] [static] |
const sha2_word64 sha512_initial_hash_value[8] [static] |