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-rw-r--r--src/crypto/sha/sha1.c197
1 files changed, 76 insertions, 121 deletions
diff --git a/src/crypto/sha/sha1.c b/src/crypto/sha/sha1.c
index c03e608..568706b 100644
--- a/src/crypto/sha/sha1.c
+++ b/src/crypto/sha/sha1.c
@@ -69,11 +69,11 @@
int SHA1_Init(SHA_CTX *sha) {
memset(sha, 0, sizeof(SHA_CTX));
- sha->h0 = 0x67452301UL;
- sha->h1 = 0xefcdab89UL;
- sha->h2 = 0x98badcfeUL;
- sha->h3 = 0x10325476UL;
- sha->h4 = 0xc3d2e1f0UL;
+ sha->h[0] = 0x67452301UL;
+ sha->h[1] = 0xefcdab89UL;
+ sha->h[2] = 0x98badcfeUL;
+ sha->h[3] = 0x10325476UL;
+ sha->h[4] = 0xc3d2e1f0UL;
return 1;
}
@@ -96,21 +96,20 @@ uint8_t *SHA1(const uint8_t *data, size_t len, uint8_t *out) {
#define DATA_ORDER_IS_BIG_ENDIAN
-#define HASH_LONG uint32_t
#define HASH_CTX SHA_CTX
#define HASH_CBLOCK 64
#define HASH_MAKE_STRING(c, s) \
do { \
uint32_t ll; \
- ll = (c)->h0; \
+ ll = (c)->h[0]; \
(void) HOST_l2c(ll, (s)); \
- ll = (c)->h1; \
+ ll = (c)->h[1]; \
(void) HOST_l2c(ll, (s)); \
- ll = (c)->h2; \
+ ll = (c)->h[2]; \
(void) HOST_l2c(ll, (s)); \
- ll = (c)->h3; \
+ ll = (c)->h[3]; \
(void) HOST_l2c(ll, (s)); \
- ll = (c)->h4; \
+ ll = (c)->h[4]; \
(void) HOST_l2c(ll, (s)); \
} while (0)
@@ -124,7 +123,7 @@ uint8_t *SHA1(const uint8_t *data, size_t len, uint8_t *out) {
#ifndef SHA1_ASM
static
#endif
-void sha1_block_data_order(SHA_CTX *c, const void *p, size_t num);
+void sha1_block_data_order(uint32_t *state, const uint8_t *data, size_t num);
#include "../digest/md32_common.h"
@@ -186,111 +185,67 @@ void sha1_block_data_order(SHA_CTX *c, const void *p, size_t num);
#define X(i) XX##i
#if !defined(SHA1_ASM)
-static void HASH_BLOCK_DATA_ORDER(SHA_CTX *c, const void *p, size_t num) {
- const uint8_t *data = p;
+static void sha1_block_data_order(uint32_t *state, const uint8_t *data,
+ size_t num) {
register uint32_t A, B, C, D, E, T, l;
uint32_t XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, XX8, XX9, XX10,
XX11, XX12, XX13, XX14, XX15;
- A = c->h0;
- B = c->h1;
- C = c->h2;
- D = c->h3;
- E = c->h4;
+ A = state[0];
+ B = state[1];
+ C = state[2];
+ D = state[3];
+ E = state[4];
for (;;) {
- const union {
- long one;
- char little;
- } is_endian = {1};
-
- if (!is_endian.little && ((size_t)p % 4) == 0) {
- const uint32_t *W = (const uint32_t *)data;
-
- X(0) = W[0];
- X(1) = W[1];
- BODY_00_15(0, A, B, C, D, E, T, X(0));
- X(2) = W[2];
- BODY_00_15(1, T, A, B, C, D, E, X(1));
- X(3) = W[3];
- BODY_00_15(2, E, T, A, B, C, D, X(2));
- X(4) = W[4];
- BODY_00_15(3, D, E, T, A, B, C, X(3));
- X(5) = W[5];
- BODY_00_15(4, C, D, E, T, A, B, X(4));
- X(6) = W[6];
- BODY_00_15(5, B, C, D, E, T, A, X(5));
- X(7) = W[7];
- BODY_00_15(6, A, B, C, D, E, T, X(6));
- X(8) = W[8];
- BODY_00_15(7, T, A, B, C, D, E, X(7));
- X(9) = W[9];
- BODY_00_15(8, E, T, A, B, C, D, X(8));
- X(10) = W[10];
- BODY_00_15(9, D, E, T, A, B, C, X(9));
- X(11) = W[11];
- BODY_00_15(10, C, D, E, T, A, B, X(10));
- X(12) = W[12];
- BODY_00_15(11, B, C, D, E, T, A, X(11));
- X(13) = W[13];
- BODY_00_15(12, A, B, C, D, E, T, X(12));
- X(14) = W[14];
- BODY_00_15(13, T, A, B, C, D, E, X(13));
- X(15) = W[15];
- BODY_00_15(14, E, T, A, B, C, D, X(14));
- BODY_00_15(15, D, E, T, A, B, C, X(15));
-
- data += HASH_CBLOCK;
- } else {
- (void)HOST_c2l(data, l);
- X(0) = l;
- (void)HOST_c2l(data, l);
- X(1) = l;
- BODY_00_15(0, A, B, C, D, E, T, X(0));
- (void)HOST_c2l(data, l);
- X(2) = l;
- BODY_00_15(1, T, A, B, C, D, E, X(1));
- (void)HOST_c2l(data, l);
- X(3) = l;
- BODY_00_15(2, E, T, A, B, C, D, X(2));
- (void)HOST_c2l(data, l);
- X(4) = l;
- BODY_00_15(3, D, E, T, A, B, C, X(3));
- (void)HOST_c2l(data, l);
- X(5) = l;
- BODY_00_15(4, C, D, E, T, A, B, X(4));
- (void)HOST_c2l(data, l);
- X(6) = l;
- BODY_00_15(5, B, C, D, E, T, A, X(5));
- (void)HOST_c2l(data, l);
- X(7) = l;
- BODY_00_15(6, A, B, C, D, E, T, X(6));
- (void)HOST_c2l(data, l);
- X(8) = l;
- BODY_00_15(7, T, A, B, C, D, E, X(7));
- (void)HOST_c2l(data, l);
- X(9) = l;
- BODY_00_15(8, E, T, A, B, C, D, X(8));
- (void)HOST_c2l(data, l);
- X(10) = l;
- BODY_00_15(9, D, E, T, A, B, C, X(9));
- (void)HOST_c2l(data, l);
- X(11) = l;
- BODY_00_15(10, C, D, E, T, A, B, X(10));
- (void)HOST_c2l(data, l);
- X(12) = l;
- BODY_00_15(11, B, C, D, E, T, A, X(11));
- (void)HOST_c2l(data, l);
- X(13) = l;
- BODY_00_15(12, A, B, C, D, E, T, X(12));
- (void)HOST_c2l(data, l);
- X(14) = l;
- BODY_00_15(13, T, A, B, C, D, E, X(13));
- (void)HOST_c2l(data, l);
- X(15) = l;
- BODY_00_15(14, E, T, A, B, C, D, X(14));
- BODY_00_15(15, D, E, T, A, B, C, X(15));
- }
+ (void)HOST_c2l(data, l);
+ X(0) = l;
+ (void)HOST_c2l(data, l);
+ X(1) = l;
+ BODY_00_15(0, A, B, C, D, E, T, X(0));
+ (void)HOST_c2l(data, l);
+ X(2) = l;
+ BODY_00_15(1, T, A, B, C, D, E, X(1));
+ (void)HOST_c2l(data, l);
+ X(3) = l;
+ BODY_00_15(2, E, T, A, B, C, D, X(2));
+ (void)HOST_c2l(data, l);
+ X(4) = l;
+ BODY_00_15(3, D, E, T, A, B, C, X(3));
+ (void)HOST_c2l(data, l);
+ X(5) = l;
+ BODY_00_15(4, C, D, E, T, A, B, X(4));
+ (void)HOST_c2l(data, l);
+ X(6) = l;
+ BODY_00_15(5, B, C, D, E, T, A, X(5));
+ (void)HOST_c2l(data, l);
+ X(7) = l;
+ BODY_00_15(6, A, B, C, D, E, T, X(6));
+ (void)HOST_c2l(data, l);
+ X(8) = l;
+ BODY_00_15(7, T, A, B, C, D, E, X(7));
+ (void)HOST_c2l(data, l);
+ X(9) = l;
+ BODY_00_15(8, E, T, A, B, C, D, X(8));
+ (void)HOST_c2l(data, l);
+ X(10) = l;
+ BODY_00_15(9, D, E, T, A, B, C, X(9));
+ (void)HOST_c2l(data, l);
+ X(11) = l;
+ BODY_00_15(10, C, D, E, T, A, B, X(10));
+ (void)HOST_c2l(data, l);
+ X(12) = l;
+ BODY_00_15(11, B, C, D, E, T, A, X(11));
+ (void)HOST_c2l(data, l);
+ X(13) = l;
+ BODY_00_15(12, A, B, C, D, E, T, X(12));
+ (void)HOST_c2l(data, l);
+ X(14) = l;
+ BODY_00_15(13, T, A, B, C, D, E, X(13));
+ (void)HOST_c2l(data, l);
+ X(15) = l;
+ BODY_00_15(14, E, T, A, B, C, D, X(14));
+ BODY_00_15(15, D, E, T, A, B, C, X(15));
BODY_16_19(16, C, D, E, T, A, B, X(0), X(0), X(2), X(8), X(13));
BODY_16_19(17, B, C, D, E, T, A, X(1), X(1), X(3), X(9), X(14));
@@ -361,21 +316,21 @@ static void HASH_BLOCK_DATA_ORDER(SHA_CTX *c, const void *p, size_t num) {
BODY_60_79(78, A, B, C, D, E, T, X(14), X(0), X(6), X(11));
BODY_60_79(79, T, A, B, C, D, E, X(15), X(1), X(7), X(12));
- c->h0 = (c->h0 + E) & 0xffffffffL;
- c->h1 = (c->h1 + T) & 0xffffffffL;
- c->h2 = (c->h2 + A) & 0xffffffffL;
- c->h3 = (c->h3 + B) & 0xffffffffL;
- c->h4 = (c->h4 + C) & 0xffffffffL;
+ state[0] = (state[0] + E) & 0xffffffffL;
+ state[1] = (state[1] + T) & 0xffffffffL;
+ state[2] = (state[2] + A) & 0xffffffffL;
+ state[3] = (state[3] + B) & 0xffffffffL;
+ state[4] = (state[4] + C) & 0xffffffffL;
if (--num == 0) {
break;
}
- A = c->h0;
- B = c->h1;
- C = c->h2;
- D = c->h3;
- E = c->h4;
+ A = state[0];
+ B = state[1];
+ C = state[2];
+ D = state[3];
+ E = state[4];
}
}
#endif
generated by cgit v1.1 at 2024-05-17 08:36:48 +0000