9 #include <botan/sha2_32.h>
10 #include <botan/loadstor.h>
11 #include <botan/rotate.h>
42 #define SHA2_32_F(A, B, C, D, E, F, G, H, M1, M2, M3, M4, magic) \
44 H += magic + rho(E, 6, 11, 25) + ((E & F) ^ (~E & G)) + M1; \
46 H += rho(A, 2, 13, 22) + ((A & B) | ((A | B) & C)); \
47 M1 += sigma(M2, 17, 19, 10) + M3 + sigma(M4, 7, 18, 3); \
53 void compress(MemoryRegion<u32bit>& digest,
54 const byte input[],
size_t blocks)
56 u32bit A = digest[0], B = digest[1], C = digest[2],
57 D = digest[3], E = digest[4], F = digest[5],
58 G = digest[6], H = digest[7];
60 for(
size_t i = 0; i != blocks; ++i)
79 SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x428A2F98);
80 SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x71374491);
81 SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xB5C0FBCF);
82 SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xE9B5DBA5);
83 SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x3956C25B);
84 SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x59F111F1);
85 SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x923F82A4);
86 SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0xAB1C5ED5);
87 SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xD807AA98);
88 SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x12835B01);
89 SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x243185BE);
90 SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x550C7DC3);
91 SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x72BE5D74);
92 SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x80DEB1FE);
93 SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x9BDC06A7);
94 SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC19BF174);
95 SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xE49B69C1);
96 SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xEFBE4786);
97 SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x0FC19DC6);
98 SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x240CA1CC);
99 SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x2DE92C6F);
100 SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4A7484AA);
101 SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5CB0A9DC);
102 SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x76F988DA);
103 SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x983E5152);
104 SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA831C66D);
105 SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xB00327C8);
106 SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xBF597FC7);
107 SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xC6E00BF3);
108 SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD5A79147);
109 SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x06CA6351);
110 SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x14292967);
111 SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x27B70A85);
112 SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x2E1B2138);
113 SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x4D2C6DFC);
114 SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x53380D13);
115 SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x650A7354);
116 SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x766A0ABB);
117 SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x81C2C92E);
118 SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x92722C85);
119 SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xA2BFE8A1);
120 SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA81A664B);
121 SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xC24B8B70);
122 SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xC76C51A3);
123 SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xD192E819);
124 SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD6990624);
125 SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xF40E3585);
126 SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x106AA070);
127 SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x19A4C116);
128 SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x1E376C08);
129 SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x2748774C);
130 SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x34B0BCB5);
131 SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x391C0CB3);
132 SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4ED8AA4A);
133 SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5B9CCA4F);
134 SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x682E6FF3);
135 SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x748F82EE);
136 SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x78A5636F);
137 SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x84C87814);
138 SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x8CC70208);
139 SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x90BEFFFA);
140 SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xA4506CEB);
141 SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xBEF9A3F7);
142 SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC67178F2);
144 A = (digest[0] += A);
145 B = (digest[1] += B);
146 C = (digest[2] += C);
147 D = (digest[3] += D);
148 E = (digest[4] += E);
149 F = (digest[5] += F);
150 G = (digest[6] += G);
151 H = (digest[7] += H);
164 void SHA_224::compress_n(
const byte input[],
size_t blocks)
166 SHA2_32::compress(digest, input, blocks);
172 void SHA_224::copy_out(
byte output[])
184 digest[0] = 0xC1059ED8;
185 digest[1] = 0x367CD507;
186 digest[2] = 0x3070DD17;
187 digest[3] = 0xF70E5939;
188 digest[4] = 0xFFC00B31;
189 digest[5] = 0x68581511;
190 digest[6] = 0x64F98FA7;
191 digest[7] = 0xBEFA4FA4;
197 void SHA_256::compress_n(
const byte input[],
size_t blocks)
199 SHA2_32::compress(digest, input, blocks);
205 void SHA_256::copy_out(
byte output[])
217 digest[0] = 0x6A09E667;
218 digest[1] = 0xBB67AE85;
219 digest[2] = 0x3C6EF372;
220 digest[3] = 0xA54FF53A;
221 digest[4] = 0x510E527F;
222 digest[5] = 0x9B05688C;
223 digest[6] = 0x1F83D9AB;
224 digest[7] = 0x5BE0CD19;
size_t output_length() const
size_t output_length() const
T rotate_right(T input, size_t rot)
u32bit load_be< u32bit >(const byte in[], size_t off)
void store_be(u16bit in, byte out[2])
#define SHA2_32_F(A, B, C, D, E, F, G, H, M1, M2, M3, M4, magic)