42 #define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
45 #define blk0(i) (block[i] = AV_RB32(buffer + 4 * (i)))
46 #define blk(i) (block[i] = rol(block[i-3] ^ block[i-8] ^ block[i-14] ^ block[i-16], 1))
48 #define R0(v,w,x,y,z,i) z += ((w&(x^y))^y) + blk0(i) + 0x5A827999 + rol(v, 5); w = rol(w, 30);
49 #define R1(v,w,x,y,z,i) z += ((w&(x^y))^y) + blk (i) + 0x5A827999 + rol(v, 5); w = rol(w, 30);
50 #define R2(v,w,x,y,z,i) z += ( w^x ^y) + blk (i) + 0x6ED9EBA1 + rol(v, 5); w = rol(w, 30);
51 #define R3(v,w,x,y,z,i) z += (((w|x)&y)|(w&x)) + blk (i) + 0x8F1BBCDC + rol(v, 5); w = rol(w, 30);
52 #define R4(v,w,x,y,z,i) z += ( w^x ^y) + blk (i) + 0xCA62C1D6 + rol(v, 5); w = rol(w, 30);
59 unsigned int i, a,
b, c, d, e;
67 for (i = 0; i < 80; i++) {
72 t =
rol(block[i-3] ^ block[i-8] ^ block[i-14] ^ block[i-16], 1);
77 t += ((b&(c^d))^d) + 0x5A827999;
79 t += ( b^c ^d) + 0x6ED9EBA1;
82 t += (((b|c)&d)|(b&c)) + 0x8F1BBCDC;
84 t += ( b^c ^d) + 0xCA62C1D6;
93 for (i = 0; i < 15; i += 5) {
94 R0(a, b, c, d, e, 0 + i);
95 R0(e, a, b, c, d, 1 + i);
96 R0(d, e, a, b, c, 2 + i);
97 R0(c, d, e, a, b, 3 + i);
98 R0(b, c, d, e, a, 4 + i);
100 R0(a, b, c, d, e, 15);
101 R1(e, a, b, c, d, 16);
102 R1(d, e, a, b, c, 17);
103 R1(c, d, e, a, b, 18);
104 R1(b, c, d, e, a, 19);
105 for (i = 20; i < 40; i += 5) {
106 R2(a, b, c, d, e, 0 + i);
107 R2(e, a, b, c, d, 1 + i);
108 R2(d, e, a, b, c, 2 + i);
109 R2(c, d, e, a, b, 3 + i);
110 R2(b, c, d, e, a, 4 + i);
112 for (; i < 60; i += 5) {
113 R3(a, b, c, d, e, 0 + i);
114 R3(e, a, b, c, d, 1 + i);
115 R3(d, e, a, b, c, 2 + i);
116 R3(c, d, e, a, b, 3 + i);
117 R3(b, c, d, e, a, 4 + i);
119 for (; i < 80; i += 5) {
120 R4(a, b, c, d, e, 0 + i);
121 R4(e, a, b, c, d, 1 + i);
122 R4(d, e, a, b, c, 2 + i);
123 R4(c, d, e, a, b, 3 + i);
124 R4(b, c, d, e, a, 4 + i);
134 static const uint32_t
K256[64] = {
135 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
136 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
137 0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
138 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
139 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc,
140 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
141 0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7,
142 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
143 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13,
144 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
145 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3,
146 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
147 0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5,
148 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
149 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208,
150 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
154 #define Ch(x,y,z) (((x) & ((y) ^ (z))) ^ (z))
155 #define Maj(x,y,z) ((((x) | (y)) & (z)) | ((x) & (y)))
157 #define Sigma0_256(x) (rol((x), 30) ^ rol((x), 19) ^ rol((x), 10))
158 #define Sigma1_256(x) (rol((x), 26) ^ rol((x), 21) ^ rol((x), 7))
159 #define sigma0_256(x) (rol((x), 25) ^ rol((x), 14) ^ ((x) >> 3))
160 #define sigma1_256(x) (rol((x), 15) ^ rol((x), 13) ^ ((x) >> 10))
163 #define blk(i) (block[i] = block[i - 16] + sigma0_256(block[i - 15]) + \
164 sigma1_256(block[i - 2]) + block[i - 7])
166 #define ROUND256(a,b,c,d,e,f,g,h) \
167 T1 += (h) + Sigma1_256(e) + Ch((e), (f), (g)) + K256[i]; \
169 (h) = T1 + Sigma0_256(a) + Maj((a), (b), (c)); \
172 #define ROUND256_0_TO_15(a,b,c,d,e,f,g,h) \
174 ROUND256(a,b,c,d,e,f,g,h)
176 #define ROUND256_16_TO_63(a,b,c,d,e,f,g,h) \
178 ROUND256(a,b,c,d,e,f,g,h)
182 unsigned int i, a,
b, c, d, e,
f,
g, h;
195 for (i = 0; i < 64; i++) {
212 for (i = 0; i < 16;) {
250 ctx->
state[0] = 0x67452301;
251 ctx->
state[1] = 0xEFCDAB89;
252 ctx->
state[2] = 0x98BADCFE;
253 ctx->
state[3] = 0x10325476;
254 ctx->
state[4] = 0xC3D2E1F0;
258 ctx->
state[0] = 0xC1059ED8;
259 ctx->
state[1] = 0x367CD507;
260 ctx->
state[2] = 0x3070DD17;
261 ctx->
state[3] = 0xF70E5939;
262 ctx->
state[4] = 0xFFC00B31;
263 ctx->
state[5] = 0x68581511;
264 ctx->
state[6] = 0x64F98FA7;
265 ctx->
state[7] = 0xBEFA4FA4;
269 ctx->
state[0] = 0x6A09E667;
270 ctx->
state[1] = 0xBB67AE85;
271 ctx->
state[2] = 0x3C6EF372;
272 ctx->
state[3] = 0xA54FF53A;
273 ctx->
state[4] = 0x510E527F;
274 ctx->
state[5] = 0x9B05688C;
275 ctx->
state[6] = 0x1F83D9AB;
276 ctx->
state[7] = 0x5BE0CD19;
293 for (i = 0; i <
len; i++) {
294 ctx->
buffer[j++] = data[i];
301 if ((j + len) > 63) {
302 memcpy(&ctx->
buffer[j], data, (i = 64 - j));
304 for (; i + 63 <
len; i += 64)
309 memcpy(&ctx->
buffer[j], &data[i], len - i);
319 while ((ctx->
count & 63) != 56)
334 unsigned char digest[32];
335 const int lengths[3] = { 160, 224, 256 };
337 for (j = 0; j < 3; j++) {
338 printf(
"Testing SHA-%d\n", lengths[j]);
339 for (k = 0; k < 3; k++) {
344 av_sha_update(&ctx,
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 56);
346 for (i = 0; i < 1000*1000; i++)
349 for (i = 0; i < lengths[j] >> 3; i++)
350 printf(
"%02X", digest[i]);
356 printf(
"A9993E36 4706816A BA3E2571 7850C26C 9CD0D89D\n"
357 "84983E44 1C3BD26E BAAE4AA1 F95129E5 E54670F1\n"
358 "34AA973C D4C4DAA4 F61EEB2B DBAD2731 6534016F\n");
362 printf(
"23097d22 3405d822 8642a477 bda255b3 2aadbce4 bda0b3f7 e36c9da7\n"
363 "75388b16 512776cc 5dba5da1 fd890150 b0c6455c b4f58b19 52522525\n"
364 "20794655 980c91d8 bbb4c1ea 97618a4b f03f4258 1948b2ee 4ee7ad67\n");
368 printf(
"ba7816bf 8f01cfea 414140de 5dae2223 b00361a3 96177a9c b410ff61 f20015ad\n"
369 "248d6a61 d20638b8 e5c02693 0c3e6039 a33ce459 64ff2167 f6ecedd4 19db06c1\n"
370 "cdc76e5c 9914fb92 81a1c7e2 84d73e67 f1809a48 a497200e 046d39cc c7112cd0\n");