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@ -6,7 +6,6 @@ |
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#define G(x, y, z) ((y) ^ ((z) & ((x) ^ (y)))) |
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#define H(x, y, z) ((x) ^ (y) ^ (z)) |
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#define I(x, y, z) ((y) ^ ((x) | ~(z))) |
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#define STEP(f, a, b, c, d, x, t, s) \ |
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(a) += f((b), (c), (d)) + (x) + (t); \ |
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(a) = (((a) << (s)) | (((a) & 0xffffffff) >> (32 - (s)))); \ |
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@ -75,7 +74,6 @@ static const void *body(MD5_CTX *ctx, const void *data, unsigned long size){ |
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STEP(F, d, a, b, c, SET(13), 0xfd987193, 12) |
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STEP(F, c, d, a, b, SET(14), 0xa679438e, 17) |
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STEP(F, b, c, d, a, SET(15), 0x49b40821, 22) |
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STEP(G, a, b, c, d, GET(1), 0xf61e2562, 5) |
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STEP(G, d, a, b, c, GET(6), 0xc040b340, 9) |
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STEP(G, c, d, a, b, GET(11), 0x265e5a51, 14) |
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@ -92,7 +90,6 @@ static const void *body(MD5_CTX *ctx, const void *data, unsigned long size){ |
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STEP(G, d, a, b, c, GET(2), 0xfcefa3f8, 9) |
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STEP(G, c, d, a, b, GET(7), 0x676f02d9, 14) |
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STEP(G, b, c, d, a, GET(12), 0x8d2a4c8a, 20) |
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STEP(H, a, b, c, d, GET(5), 0xfffa3942, 4) |
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STEP(H, d, a, b, c, GET(8), 0x8771f681, 11) |
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STEP(H, c, d, a, b, GET(11), 0x6d9d6122, 16) |
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@ -109,7 +106,6 @@ static const void *body(MD5_CTX *ctx, const void *data, unsigned long size){ |
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STEP(H, d, a, b, c, GET(12), 0xe6db99e5, 11) |
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STEP(H, c, d, a, b, GET(15), 0x1fa27cf8, 16) |
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STEP(H, b, c, d, a, GET(2), 0xc4ac5665, 23) |
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STEP(I, a, b, c, d, GET(0), 0xf4292244, 6) |
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STEP(I, d, a, b, c, GET(7), 0x432aff97, 10) |
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STEP(I, c, d, a, b, GET(14), 0xab9423a7, 15) |
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@ -161,12 +157,10 @@ void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size){ |
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if ((ctx->lo = (saved_lo + size) & 0x1fffffff) < saved_lo) |
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ctx->hi++; |
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ctx->hi += size >> 29; |
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used = saved_lo & 0x3f; |
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if (used){ |
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free = 64 - used; |
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if (size < free) { |
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memcpy(&ctx->buffer[used], data, size); |
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return; |
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@ -188,7 +182,6 @@ void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size){ |
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void MD5_Final(unsigned char *result, MD5_CTX *ctx){ |
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unsigned long used, free; |
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used = ctx->lo & 0x3f; |
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ctx->buffer[used++] = 0x80; |
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free = 64 - used; |
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@ -211,9 +204,7 @@ void MD5_Final(unsigned char *result, MD5_CTX *ctx){ |
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ctx->buffer[61] = ctx->hi >> 8; |
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ctx->buffer[62] = ctx->hi >> 16; |
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ctx->buffer[63] = ctx->hi >> 24; |
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body(ctx, ctx->buffer, 64); |
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result[0] = ctx->a; |
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result[1] = ctx->a >> 8; |
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result[2] = ctx->a >> 16; |
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@ -230,7 +221,6 @@ void MD5_Final(unsigned char *result, MD5_CTX *ctx){ |
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result[13] = ctx->d >> 8; |
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result[14] = ctx->d >> 16; |
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result[15] = ctx->d >> 24; |
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memset(ctx, 0, sizeof(*ctx)); |
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} |
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#else |
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