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path: root/core/fdrm/crypto/fx_crypt_sha.cpp
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Diffstat (limited to 'core/fdrm/crypto/fx_crypt_sha.cpp')
-rw-r--r--core/fdrm/crypto/fx_crypt_sha.cpp539
1 files changed, 270 insertions, 269 deletions
diff --git a/core/fdrm/crypto/fx_crypt_sha.cpp b/core/fdrm/crypto/fx_crypt_sha.cpp
index f79b831277..e0643d547f 100644
--- a/core/fdrm/crypto/fx_crypt_sha.cpp
+++ b/core/fdrm/crypto/fx_crypt_sha.cpp
@@ -6,18 +6,89 @@
#include "core/fdrm/crypto/fx_crypt.h"
-#ifdef __cplusplus
-extern "C" {
-#endif
#define rol(x, y) (((x) << (y)) | (((unsigned int)x) >> (32 - y)))
-static void SHA_Core_Init(unsigned int h[5]) {
+
+#define GET_UINT32(n, b, i) \
+ { \
+ (n) = ((uint32_t)(b)[(i)] << 24) | ((uint32_t)(b)[(i) + 1] << 16) | \
+ ((uint32_t)(b)[(i) + 2] << 8) | ((uint32_t)(b)[(i) + 3]); \
+ }
+#define PUT_UINT32(n, b, i) \
+ { \
+ (b)[(i)] = (uint8_t)((n) >> 24); \
+ (b)[(i) + 1] = (uint8_t)((n) >> 16); \
+ (b)[(i) + 2] = (uint8_t)((n) >> 8); \
+ (b)[(i) + 3] = (uint8_t)((n)); \
+ }
+
+#define SHA384_F0(x, y, z) ((x & y) | (z & (x | y)))
+#define SHA384_F1(x, y, z) (z ^ (x & (y ^ z)))
+#define SHA384_SHR(x, n) (x >> n)
+#define SHA384_ROTR(x, n) (SHA384_SHR(x, n) | x << (64 - n))
+#define SHA384_S0(x) (SHA384_ROTR(x, 1) ^ SHA384_ROTR(x, 8) ^ SHA384_SHR(x, 7))
+#define SHA384_S1(x) \
+ (SHA384_ROTR(x, 19) ^ SHA384_ROTR(x, 61) ^ SHA384_SHR(x, 6))
+#define SHA384_S2(x) \
+ (SHA384_ROTR(x, 28) ^ SHA384_ROTR(x, 34) ^ SHA384_ROTR(x, 39))
+#define SHA384_S3(x) \
+ (SHA384_ROTR(x, 14) ^ SHA384_ROTR(x, 18) ^ SHA384_ROTR(x, 41))
+#define SHA384_P(a, b, c, d, e, f, g, h, x, K) \
+ { \
+ temp1 = h + SHA384_S3(e) + SHA384_F1(e, f, g) + K + x; \
+ temp2 = SHA384_S2(a) + SHA384_F0(a, b, c); \
+ d += temp1; \
+ h = temp1 + temp2; \
+ }
+#define SHA384_R(t) \
+ (W[t] = SHA384_S1(W[t - 2]) + W[t - 7] + SHA384_S0(W[t - 15]) + W[t - 16])
+
+#define GET_FX_64WORD(n, b, i) \
+ { \
+ (n) = ((uint64_t)(b)[(i)] << 56) | ((uint64_t)(b)[(i) + 1] << 48) | \
+ ((uint64_t)(b)[(i) + 2] << 40) | ((uint64_t)(b)[(i) + 3] << 32) | \
+ ((uint64_t)(b)[(i) + 4] << 24) | ((uint64_t)(b)[(i) + 5] << 16) | \
+ ((uint64_t)(b)[(i) + 6] << 8) | ((uint64_t)(b)[(i) + 7]); \
+ }
+#define PUT_UINT64(n, b, i) \
+ { \
+ (b)[(i)] = (uint8_t)((n) >> 56); \
+ (b)[(i) + 1] = (uint8_t)((n) >> 48); \
+ (b)[(i) + 2] = (uint8_t)((n) >> 40); \
+ (b)[(i) + 3] = (uint8_t)((n) >> 32); \
+ (b)[(i) + 4] = (uint8_t)((n) >> 24); \
+ (b)[(i) + 5] = (uint8_t)((n) >> 16); \
+ (b)[(i) + 6] = (uint8_t)((n) >> 8); \
+ (b)[(i) + 7] = (uint8_t)((n)); \
+ }
+
+#define SHR(x, n) ((x & 0xFFFFFFFF) >> n)
+#define ROTR(x, n) (SHR(x, n) | (x << (32 - n)))
+#define S0(x) (ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3))
+#define S1(x) (ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10))
+#define S2(x) (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22))
+#define S3(x) (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25))
+#define F0(x, y, z) ((x & y) | (z & (x | y)))
+#define F1(x, y, z) (z ^ (x & (y ^ z)))
+#define R(t) (W[t] = S1(W[t - 2]) + W[t - 7] + S0(W[t - 15]) + W[t - 16])
+#define P(a, b, c, d, e, f, g, h, x, K) \
+ { \
+ temp1 = h + S3(e) + F1(e, f, g) + K + x; \
+ temp2 = S2(a) + F0(a, b, c); \
+ d += temp1; \
+ h = temp1 + temp2; \
+ }
+
+namespace {
+
+void SHA_Core_Init(unsigned int h[5]) {
h[0] = 0x67452301;
h[1] = 0xefcdab89;
h[2] = 0x98badcfe;
h[3] = 0x10325476;
h[4] = 0xc3d2e1f0;
}
-static void SHATransform(unsigned int* digest, unsigned int* block) {
+
+void SHATransform(unsigned int* digest, unsigned int* block) {
unsigned int w[80];
unsigned int a, b, c, d, e;
int t;
@@ -73,110 +144,7 @@ static void SHATransform(unsigned int* digest, unsigned int* block) {
digest[4] += e;
}
-void CRYPT_SHA1Start(CRYPT_sha1_context* s) {
- SHA_Core_Init(s->h);
- s->blkused = 0;
- s->lenhi = s->lenlo = 0;
-}
-
-void CRYPT_SHA1Update(CRYPT_sha1_context* s,
- const uint8_t* data,
- uint32_t size) {
- unsigned char* q = (unsigned char*)data;
- unsigned int wordblock[16];
- int len = size;
- unsigned int lenw = len;
- int i;
- s->lenlo += lenw;
- s->lenhi += (s->lenlo < lenw);
- if (s->blkused && s->blkused + len < 64) {
- memcpy(s->block + s->blkused, q, len);
- s->blkused += len;
- } else {
- while (s->blkused + len >= 64) {
- memcpy(s->block + s->blkused, q, 64 - s->blkused);
- q += 64 - s->blkused;
- len -= 64 - s->blkused;
- for (i = 0; i < 16; i++) {
- wordblock[i] = (((unsigned int)s->block[i * 4 + 0]) << 24) |
- (((unsigned int)s->block[i * 4 + 1]) << 16) |
- (((unsigned int)s->block[i * 4 + 2]) << 8) |
- (((unsigned int)s->block[i * 4 + 3]) << 0);
- }
- SHATransform(s->h, wordblock);
- s->blkused = 0;
- }
- memcpy(s->block, q, len);
- s->blkused = len;
- }
-}
-
-void CRYPT_SHA1Finish(CRYPT_sha1_context* s, uint8_t digest[20]) {
- int i;
- int pad;
- unsigned char c[64];
- unsigned int lenhi, lenlo;
- if (s->blkused >= 56) {
- pad = 56 + 64 - s->blkused;
- } else {
- pad = 56 - s->blkused;
- }
- lenhi = (s->lenhi << 3) | (s->lenlo >> (32 - 3));
- lenlo = (s->lenlo << 3);
- memset(c, 0, pad);
- c[0] = 0x80;
- CRYPT_SHA1Update(s, c, pad);
- c[0] = (lenhi >> 24) & 0xFF;
- c[1] = (lenhi >> 16) & 0xFF;
- c[2] = (lenhi >> 8) & 0xFF;
- c[3] = (lenhi >> 0) & 0xFF;
- c[4] = (lenlo >> 24) & 0xFF;
- c[5] = (lenlo >> 16) & 0xFF;
- c[6] = (lenlo >> 8) & 0xFF;
- c[7] = (lenlo >> 0) & 0xFF;
- CRYPT_SHA1Update(s, c, 8);
- for (i = 0; i < 5; i++) {
- digest[i * 4] = (s->h[i] >> 24) & 0xFF;
- digest[i * 4 + 1] = (s->h[i] >> 16) & 0xFF;
- digest[i * 4 + 2] = (s->h[i] >> 8) & 0xFF;
- digest[i * 4 + 3] = (s->h[i]) & 0xFF;
- }
-}
-void CRYPT_SHA1Generate(const uint8_t* data,
- uint32_t size,
- uint8_t digest[20]) {
- CRYPT_sha1_context s;
- CRYPT_SHA1Start(&s);
- CRYPT_SHA1Update(&s, data, size);
- CRYPT_SHA1Finish(&s, digest);
-}
-#define GET_UINT32(n, b, i) \
- { \
- (n) = ((uint32_t)(b)[(i)] << 24) | ((uint32_t)(b)[(i) + 1] << 16) | \
- ((uint32_t)(b)[(i) + 2] << 8) | ((uint32_t)(b)[(i) + 3]); \
- }
-#define PUT_UINT32(n, b, i) \
- { \
- (b)[(i)] = (uint8_t)((n) >> 24); \
- (b)[(i) + 1] = (uint8_t)((n) >> 16); \
- (b)[(i) + 2] = (uint8_t)((n) >> 8); \
- (b)[(i) + 3] = (uint8_t)((n)); \
- }
-
-void CRYPT_SHA256Start(CRYPT_sha256_context* ctx) {
- ctx->total[0] = 0;
- ctx->total[1] = 0;
- ctx->state[0] = 0x6A09E667;
- ctx->state[1] = 0xBB67AE85;
- ctx->state[2] = 0x3C6EF372;
- ctx->state[3] = 0xA54FF53A;
- ctx->state[4] = 0x510E527F;
- ctx->state[5] = 0x9B05688C;
- ctx->state[6] = 0x1F83D9AB;
- ctx->state[7] = 0x5BE0CD19;
-}
-
-static void sha256_process(CRYPT_sha256_context* ctx, const uint8_t data[64]) {
+void sha256_process(CRYPT_sha256_context* ctx, const uint8_t data[64]) {
uint32_t temp1, temp2, W[64];
uint32_t A, B, C, D, E, F, G, H;
GET_UINT32(W[0], data, 0);
@@ -195,22 +163,6 @@ static void sha256_process(CRYPT_sha256_context* ctx, const uint8_t data[64]) {
GET_UINT32(W[13], data, 52);
GET_UINT32(W[14], data, 56);
GET_UINT32(W[15], data, 60);
-#define SHR(x, n) ((x & 0xFFFFFFFF) >> n)
-#define ROTR(x, n) (SHR(x, n) | (x << (32 - n)))
-#define S0(x) (ROTR(x, 7) ^ ROTR(x, 18) ^ SHR(x, 3))
-#define S1(x) (ROTR(x, 17) ^ ROTR(x, 19) ^ SHR(x, 10))
-#define S2(x) (ROTR(x, 2) ^ ROTR(x, 13) ^ ROTR(x, 22))
-#define S3(x) (ROTR(x, 6) ^ ROTR(x, 11) ^ ROTR(x, 25))
-#define F0(x, y, z) ((x & y) | (z & (x | y)))
-#define F1(x, y, z) (z ^ (x & (y ^ z)))
-#define R(t) (W[t] = S1(W[t - 2]) + W[t - 7] + S0(W[t - 15]) + W[t - 16])
-#define P(a, b, c, d, e, f, g, h, x, K) \
- { \
- temp1 = h + S3(e) + F1(e, f, g) + K + x; \
- temp2 = S2(a) + F0(a, b, c); \
- d += temp1; \
- h = temp1 + temp2; \
- }
A = ctx->state[0];
B = ctx->state[1];
C = ctx->state[2];
@@ -293,131 +245,12 @@ static void sha256_process(CRYPT_sha256_context* ctx, const uint8_t data[64]) {
ctx->state[7] += H;
}
-void CRYPT_SHA256Update(CRYPT_sha256_context* ctx,
- const uint8_t* input,
- uint32_t length) {
- if (!length)
- return;
-
- uint32_t left = ctx->total[0] & 0x3F;
- uint32_t fill = 64 - left;
- ctx->total[0] += length;
- ctx->total[0] &= 0xFFFFFFFF;
- if (ctx->total[0] < length) {
- ctx->total[1]++;
- }
- if (left && length >= fill) {
- memcpy((void*)(ctx->buffer + left), (void*)input, fill);
- sha256_process(ctx, ctx->buffer);
- length -= fill;
- input += fill;
- left = 0;
- }
- while (length >= 64) {
- sha256_process(ctx, input);
- length -= 64;
- input += 64;
- }
- if (length) {
- memcpy((void*)(ctx->buffer + left), (void*)input, length);
- }
-}
-
-static const uint8_t sha256_padding[64] = {
+const uint8_t sha256_padding[64] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
-void CRYPT_SHA256Finish(CRYPT_sha256_context* ctx, uint8_t digest[32]) {
- uint32_t last, padn;
- uint32_t high, low;
- uint8_t msglen[8];
- high = (ctx->total[0] >> 29) | (ctx->total[1] << 3);
- low = (ctx->total[0] << 3);
- PUT_UINT32(high, msglen, 0);
- PUT_UINT32(low, msglen, 4);
- last = ctx->total[0] & 0x3F;
- padn = (last < 56) ? (56 - last) : (120 - last);
- CRYPT_SHA256Update(ctx, sha256_padding, padn);
- CRYPT_SHA256Update(ctx, msglen, 8);
- PUT_UINT32(ctx->state[0], digest, 0);
- PUT_UINT32(ctx->state[1], digest, 4);
- PUT_UINT32(ctx->state[2], digest, 8);
- PUT_UINT32(ctx->state[3], digest, 12);
- PUT_UINT32(ctx->state[4], digest, 16);
- PUT_UINT32(ctx->state[5], digest, 20);
- PUT_UINT32(ctx->state[6], digest, 24);
- PUT_UINT32(ctx->state[7], digest, 28);
-}
-
-void CRYPT_SHA256Generate(const uint8_t* data,
- uint32_t size,
- uint8_t digest[32]) {
- CRYPT_sha256_context ctx;
- CRYPT_SHA256Start(&ctx);
- CRYPT_SHA256Update(&ctx, data, size);
- CRYPT_SHA256Finish(&ctx, digest);
-}
-
-uint64_t FX_ato64i(const char* str) {
- ASSERT(str);
- uint64_t ret = 0;
- int len = (int)FXSYS_strlen(str);
- len = len > 16 ? 16 : len;
- for (int i = 0; i < len; ++i) {
- if (i) {
- ret <<= 4;
- }
- if (str[i] >= '0' && str[i] <= '9') {
- ret |= (str[i] - '0') & 0xFF;
- } else if (str[i] >= 'a' && str[i] <= 'f') {
- ret |= (str[i] - 'a' + 10) & 0xFF;
- } else if (str[i] >= 'A' && str[i] <= 'F') {
- ret |= (str[i] - 'A' + 10) & 0xFF;
- } else {
- ASSERT(false);
- }
- }
- return ret;
-}
-
-void CRYPT_SHA384Start(CRYPT_sha384_context* ctx) {
- if (!ctx)
- return;
-
- memset(ctx, 0, sizeof(CRYPT_sha384_context));
- ctx->state[0] = FX_ato64i("cbbb9d5dc1059ed8");
- ctx->state[1] = FX_ato64i("629a292a367cd507");
- ctx->state[2] = FX_ato64i("9159015a3070dd17");
- ctx->state[3] = FX_ato64i("152fecd8f70e5939");
- ctx->state[4] = FX_ato64i("67332667ffc00b31");
- ctx->state[5] = FX_ato64i("8eb44a8768581511");
- ctx->state[6] = FX_ato64i("db0c2e0d64f98fa7");
- ctx->state[7] = FX_ato64i("47b5481dbefa4fa4");
-}
-
-#define SHA384_F0(x, y, z) ((x & y) | (z & (x | y)))
-#define SHA384_F1(x, y, z) (z ^ (x & (y ^ z)))
-#define SHA384_SHR(x, n) (x >> n)
-#define SHA384_ROTR(x, n) (SHA384_SHR(x, n) | x << (64 - n))
-#define SHA384_S0(x) (SHA384_ROTR(x, 1) ^ SHA384_ROTR(x, 8) ^ SHA384_SHR(x, 7))
-#define SHA384_S1(x) \
- (SHA384_ROTR(x, 19) ^ SHA384_ROTR(x, 61) ^ SHA384_SHR(x, 6))
-#define SHA384_S2(x) \
- (SHA384_ROTR(x, 28) ^ SHA384_ROTR(x, 34) ^ SHA384_ROTR(x, 39))
-#define SHA384_S3(x) \
- (SHA384_ROTR(x, 14) ^ SHA384_ROTR(x, 18) ^ SHA384_ROTR(x, 41))
-#define SHA384_P(a, b, c, d, e, f, g, h, x, K) \
- { \
- temp1 = h + SHA384_S3(e) + SHA384_F1(e, f, g) + K + x; \
- temp2 = SHA384_S2(a) + SHA384_F0(a, b, c); \
- d += temp1; \
- h = temp1 + temp2; \
- }
-#define SHA384_R(t) \
- (W[t] = SHA384_S1(W[t - 2]) + W[t - 7] + SHA384_S0(W[t - 15]) + W[t - 16])
-
-static const uint8_t sha384_padding[128] = {
+const uint8_t sha384_padding[128] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -426,7 +259,7 @@ static const uint8_t sha384_padding[128] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
};
-static const char* const constants[] = {
+const char* const constants[] = {
"428a2f98d728ae22", "7137449123ef65cd", "b5c0fbcfec4d3b2f",
"e9b5dba58189dbbc", "3956c25bf348b538", "59f111f1b605d019",
"923f82a4af194f9b", "ab1c5ed5da6d8118", "d807aa98a3030242",
@@ -455,26 +288,30 @@ static const char* const constants[] = {
"431d67c49c100d4c", "4cc5d4becb3e42b6", "597f299cfc657e2a",
"5fcb6fab3ad6faec", "6c44198c4a475817",
};
-#define GET_FX_64WORD(n, b, i) \
- { \
- (n) = ((uint64_t)(b)[(i)] << 56) | ((uint64_t)(b)[(i) + 1] << 48) | \
- ((uint64_t)(b)[(i) + 2] << 40) | ((uint64_t)(b)[(i) + 3] << 32) | \
- ((uint64_t)(b)[(i) + 4] << 24) | ((uint64_t)(b)[(i) + 5] << 16) | \
- ((uint64_t)(b)[(i) + 6] << 8) | ((uint64_t)(b)[(i) + 7]); \
- }
-#define PUT_UINT64(n, b, i) \
- { \
- (b)[(i)] = (uint8_t)((n) >> 56); \
- (b)[(i) + 1] = (uint8_t)((n) >> 48); \
- (b)[(i) + 2] = (uint8_t)((n) >> 40); \
- (b)[(i) + 3] = (uint8_t)((n) >> 32); \
- (b)[(i) + 4] = (uint8_t)((n) >> 24); \
- (b)[(i) + 5] = (uint8_t)((n) >> 16); \
- (b)[(i) + 6] = (uint8_t)((n) >> 8); \
- (b)[(i) + 7] = (uint8_t)((n)); \
+
+uint64_t FX_ato64i(const char* str) {
+ ASSERT(str);
+ uint64_t ret = 0;
+ int len = (int)FXSYS_strlen(str);
+ len = len > 16 ? 16 : len;
+ for (int i = 0; i < len; ++i) {
+ if (i) {
+ ret <<= 4;
+ }
+ if (str[i] >= '0' && str[i] <= '9') {
+ ret |= (str[i] - '0') & 0xFF;
+ } else if (str[i] >= 'a' && str[i] <= 'f') {
+ ret |= (str[i] - 'a' + 10) & 0xFF;
+ } else if (str[i] >= 'A' && str[i] <= 'F') {
+ ret |= (str[i] - 'A' + 10) & 0xFF;
+ } else {
+ ASSERT(false);
+ }
}
+ return ret;
+}
-static void sha384_process(CRYPT_sha384_context* ctx, const uint8_t data[128]) {
+void sha384_process(CRYPT_sha384_context* ctx, const uint8_t data[128]) {
uint64_t temp1, temp2;
uint64_t A, B, C, D, E, F, G, H;
uint64_t W[80];
@@ -542,6 +379,174 @@ static void sha384_process(CRYPT_sha384_context* ctx, const uint8_t data[128]) {
ctx->state[7] += H;
}
+} // namespace
+
+void CRYPT_SHA1Start(CRYPT_sha1_context* s) {
+ SHA_Core_Init(s->h);
+ s->blkused = 0;
+ s->lenhi = s->lenlo = 0;
+}
+
+void CRYPT_SHA1Update(CRYPT_sha1_context* s,
+ const uint8_t* data,
+ uint32_t size) {
+ unsigned char* q = (unsigned char*)data;
+ unsigned int wordblock[16];
+ int len = size;
+ unsigned int lenw = len;
+ int i;
+ s->lenlo += lenw;
+ s->lenhi += (s->lenlo < lenw);
+ if (s->blkused && s->blkused + len < 64) {
+ memcpy(s->block + s->blkused, q, len);
+ s->blkused += len;
+ } else {
+ while (s->blkused + len >= 64) {
+ memcpy(s->block + s->blkused, q, 64 - s->blkused);
+ q += 64 - s->blkused;
+ len -= 64 - s->blkused;
+ for (i = 0; i < 16; i++) {
+ wordblock[i] = (((unsigned int)s->block[i * 4 + 0]) << 24) |
+ (((unsigned int)s->block[i * 4 + 1]) << 16) |
+ (((unsigned int)s->block[i * 4 + 2]) << 8) |
+ (((unsigned int)s->block[i * 4 + 3]) << 0);
+ }
+ SHATransform(s->h, wordblock);
+ s->blkused = 0;
+ }
+ memcpy(s->block, q, len);
+ s->blkused = len;
+ }
+}
+
+void CRYPT_SHA1Finish(CRYPT_sha1_context* s, uint8_t digest[20]) {
+ int i;
+ int pad;
+ unsigned char c[64];
+ unsigned int lenhi, lenlo;
+ if (s->blkused >= 56) {
+ pad = 56 + 64 - s->blkused;
+ } else {
+ pad = 56 - s->blkused;
+ }
+ lenhi = (s->lenhi << 3) | (s->lenlo >> (32 - 3));
+ lenlo = (s->lenlo << 3);
+ memset(c, 0, pad);
+ c[0] = 0x80;
+ CRYPT_SHA1Update(s, c, pad);
+ c[0] = (lenhi >> 24) & 0xFF;
+ c[1] = (lenhi >> 16) & 0xFF;
+ c[2] = (lenhi >> 8) & 0xFF;
+ c[3] = (lenhi >> 0) & 0xFF;
+ c[4] = (lenlo >> 24) & 0xFF;
+ c[5] = (lenlo >> 16) & 0xFF;
+ c[6] = (lenlo >> 8) & 0xFF;
+ c[7] = (lenlo >> 0) & 0xFF;
+ CRYPT_SHA1Update(s, c, 8);
+ for (i = 0; i < 5; i++) {
+ digest[i * 4] = (s->h[i] >> 24) & 0xFF;
+ digest[i * 4 + 1] = (s->h[i] >> 16) & 0xFF;
+ digest[i * 4 + 2] = (s->h[i] >> 8) & 0xFF;
+ digest[i * 4 + 3] = (s->h[i]) & 0xFF;
+ }
+}
+void CRYPT_SHA1Generate(const uint8_t* data,
+ uint32_t size,
+ uint8_t digest[20]) {
+ CRYPT_sha1_context s;
+ CRYPT_SHA1Start(&s);
+ CRYPT_SHA1Update(&s, data, size);
+ CRYPT_SHA1Finish(&s, digest);
+}
+void CRYPT_SHA256Start(CRYPT_sha256_context* ctx) {
+ ctx->total[0] = 0;
+ ctx->total[1] = 0;
+ ctx->state[0] = 0x6A09E667;
+ ctx->state[1] = 0xBB67AE85;
+ ctx->state[2] = 0x3C6EF372;
+ ctx->state[3] = 0xA54FF53A;
+ ctx->state[4] = 0x510E527F;
+ ctx->state[5] = 0x9B05688C;
+ ctx->state[6] = 0x1F83D9AB;
+ ctx->state[7] = 0x5BE0CD19;
+}
+
+void CRYPT_SHA256Update(CRYPT_sha256_context* ctx,
+ const uint8_t* input,
+ uint32_t length) {
+ if (!length)
+ return;
+
+ uint32_t left = ctx->total[0] & 0x3F;
+ uint32_t fill = 64 - left;
+ ctx->total[0] += length;
+ ctx->total[0] &= 0xFFFFFFFF;
+ if (ctx->total[0] < length) {
+ ctx->total[1]++;
+ }
+ if (left && length >= fill) {
+ memcpy((void*)(ctx->buffer + left), (void*)input, fill);
+ sha256_process(ctx, ctx->buffer);
+ length -= fill;
+ input += fill;
+ left = 0;
+ }
+ while (length >= 64) {
+ sha256_process(ctx, input);
+ length -= 64;
+ input += 64;
+ }
+ if (length) {
+ memcpy((void*)(ctx->buffer + left), (void*)input, length);
+ }
+}
+
+void CRYPT_SHA256Finish(CRYPT_sha256_context* ctx, uint8_t digest[32]) {
+ uint32_t last, padn;
+ uint32_t high, low;
+ uint8_t msglen[8];
+ high = (ctx->total[0] >> 29) | (ctx->total[1] << 3);
+ low = (ctx->total[0] << 3);
+ PUT_UINT32(high, msglen, 0);
+ PUT_UINT32(low, msglen, 4);
+ last = ctx->total[0] & 0x3F;
+ padn = (last < 56) ? (56 - last) : (120 - last);
+ CRYPT_SHA256Update(ctx, sha256_padding, padn);
+ CRYPT_SHA256Update(ctx, msglen, 8);
+ PUT_UINT32(ctx->state[0], digest, 0);
+ PUT_UINT32(ctx->state[1], digest, 4);
+ PUT_UINT32(ctx->state[2], digest, 8);
+ PUT_UINT32(ctx->state[3], digest, 12);
+ PUT_UINT32(ctx->state[4], digest, 16);
+ PUT_UINT32(ctx->state[5], digest, 20);
+ PUT_UINT32(ctx->state[6], digest, 24);
+ PUT_UINT32(ctx->state[7], digest, 28);
+}
+
+void CRYPT_SHA256Generate(const uint8_t* data,
+ uint32_t size,
+ uint8_t digest[32]) {
+ CRYPT_sha256_context ctx;
+ CRYPT_SHA256Start(&ctx);
+ CRYPT_SHA256Update(&ctx, data, size);
+ CRYPT_SHA256Finish(&ctx, digest);
+}
+
+void CRYPT_SHA384Start(CRYPT_sha384_context* ctx) {
+ if (!ctx)
+ return;
+
+ memset(ctx, 0, sizeof(CRYPT_sha384_context));
+ ctx->state[0] = FX_ato64i("cbbb9d5dc1059ed8");
+ ctx->state[1] = FX_ato64i("629a292a367cd507");
+ ctx->state[2] = FX_ato64i("9159015a3070dd17");
+ ctx->state[3] = FX_ato64i("152fecd8f70e5939");
+ ctx->state[4] = FX_ato64i("67332667ffc00b31");
+ ctx->state[5] = FX_ato64i("8eb44a8768581511");
+ ctx->state[6] = FX_ato64i("db0c2e0d64f98fa7");
+ ctx->state[7] = FX_ato64i("47b5481dbefa4fa4");
+}
+
void CRYPT_SHA384Update(CRYPT_sha384_context* ctx,
const uint8_t* input,
uint32_t length) {
@@ -655,7 +660,3 @@ void CRYPT_SHA512Generate(const uint8_t* data,
CRYPT_SHA512Update(&context, data, size);
CRYPT_SHA512Finish(&context, digest);
}
-
-#ifdef __cplusplus
-};
-#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 17:55:22 +0000