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Data Structures | Functions | Variables
enc_sha256.cpp File Reference
#include "module.h"
#include "modules/encryption.h"
Include dependency graph for enc_sha256.cpp:

Go to the source code of this file.

Data Structures

class  SHA256Context
 
class  SHA256Provider
 
class  ESHA256
 

Functions

static uint32_t SHFR (uint32_t x, uint32_t n)
 
static uint32_t ROTR (uint32_t x, uint32_t n)
 
static uint32_t ROTL (uint32_t x, uint32_t n)
 
static uint32_t CH (uint32_t x, uint32_t y, uint32_t z)
 
static uint32_t MAJ (uint32_t x, uint32_t y, uint32_t z)
 
static uint32_t SHA256_F1 (uint32_t x)
 
static uint32_t SHA256_F2 (uint32_t x)
 
static uint32_t SHA256_F3 (uint32_t x)
 
static uint32_t SHA256_F4 (uint32_t x)
 
static void UNPACK32 (unsigned x, unsigned char *str)
 
static void PACK32 (unsigned char *str, uint32_t &x)
 
static void SHA256_SCR (uint32_t w[64], int i)
 

Variables

static const unsigned SHA256_DIGEST_SIZE = 256 / 8
 
static const unsigned SHA256_BLOCK_SIZE = 512 / 8
 
static const uint32_t sha256_h0 [8]
 
static const uint32_t sha256_k [64]
 

Function Documentation

static uint32_t CH ( uint32_t  x,
uint32_t  y,
uint32_t  z 
)
inlinestatic

Definition at line 59 of file enc_sha256.cpp.

Referenced by SHA256Context::Transform().

static uint32_t MAJ ( uint32_t  x,
uint32_t  y,
uint32_t  z 
)
inlinestatic

Definition at line 60 of file enc_sha256.cpp.

Referenced by SHA256Context::Transform().

static void PACK32 ( unsigned char *  str,
uint32_t &  x 
)
inlinestatic

Definition at line 75 of file enc_sha256.cpp.

Referenced by ESHA256::GetIVFromPass(), and SHA256Context::Transform().

static uint32_t ROTL ( uint32_t  x,
uint32_t  n 
)
inlinestatic

Definition at line 58 of file enc_sha256.cpp.

static uint32_t ROTR ( uint32_t  x,
uint32_t  n 
)
inlinestatic

Definition at line 57 of file enc_sha256.cpp.

Referenced by SHA256_F1(), SHA256_F2(), SHA256_F3(), and SHA256_F4().

static uint32_t SHA256_F1 ( uint32_t  x)
inlinestatic

Definition at line 62 of file enc_sha256.cpp.

References ROTR().

Referenced by SHA256Context::Transform().

static uint32_t SHA256_F2 ( uint32_t  x)
inlinestatic

Definition at line 63 of file enc_sha256.cpp.

References ROTR().

Referenced by SHA256Context::Transform().

static uint32_t SHA256_F3 ( uint32_t  x)
inlinestatic

Definition at line 64 of file enc_sha256.cpp.

References ROTR(), and SHFR().

Referenced by SHA256_SCR().

static uint32_t SHA256_F4 ( uint32_t  x)
inlinestatic

Definition at line 65 of file enc_sha256.cpp.

References ROTR(), and SHFR().

Referenced by SHA256_SCR().

static void SHA256_SCR ( uint32_t  w[64],
int  i 
)
inlinestatic

Definition at line 82 of file enc_sha256.cpp.

References SHA256_F3(), and SHA256_F4().

Referenced by SHA256Context::Transform().

static uint32_t SHFR ( uint32_t  x,
uint32_t  n 
)
inlinestatic

Definition at line 56 of file enc_sha256.cpp.

Referenced by SHA256_F3(), and SHA256_F4().

static void UNPACK32 ( unsigned  x,
unsigned char *  str 
)
inlinestatic

Definition at line 67 of file enc_sha256.cpp.

Referenced by SHA256Context::Finalize(), and ESHA256::GetIVString().

Variable Documentation

const unsigned SHA256_BLOCK_SIZE = 512 / 8
static

Definition at line 54 of file enc_sha256.cpp.

Referenced by SHA256Context::Finalize(), and SHA256Context::Update().

const unsigned SHA256_DIGEST_SIZE = 256 / 8
static

Definition at line 53 of file enc_sha256.cpp.

Referenced by SHA256Context::GetFinalizedHash().

const uint32_t sha256_h0[8]
static
Initial value:
=
{
0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a,
0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19
}

Definition at line 87 of file enc_sha256.cpp.

Referenced by SHA256Provider::GetDefaultIV(), and SHA256Context::SHA256Context().

const uint32_t sha256_k[64]
static
Initial value:
=
{
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
}

Definition at line 93 of file enc_sha256.cpp.

Referenced by SHA256Context::Transform().