34 # define SHA_BIG_ENDIAN
35 #elif defined __LITTLE_ENDIAN__
37 #elif defined __BYTE_ORDER
38 # if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
39 # define SHA_BIG_ENDIAN
41 #else // ! defined __LITTLE_ENDIAN__
43 # if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
44 # define SHA_BIG_ENDIAN
51 #define HASH_LENGTH 20
52 #define BLOCK_LENGTH 64
54 typedef struct sha1nfo {
67 void sha1_init(sha1nfo *s);
70 void sha1_writebyte(sha1nfo *s, uint8_t data);
73 void sha1_write(sha1nfo *s,
const char *data,
size_t len);
76 uint8_t* sha1_result(sha1nfo *s);
80 #define SHA1_K0 0x5a827999
81 #define SHA1_K20 0x6ed9eba1
82 #define SHA1_K40 0x8f1bbcdc
83 #define SHA1_K60 0xca62c1d6
85 void sha1_init(sha1nfo *s) {
86 s->state[0] = 0x67452301;
87 s->state[1] = 0xefcdab89;
88 s->state[2] = 0x98badcfe;
89 s->state[3] = 0x10325476;
90 s->state[4] = 0xc3d2e1f0;
96 return ((number << bits) | (number >> (32-bits)));
99 void sha1_hashBlock(sha1nfo *s) {
108 for (i=0; i<80; i++) {
110 t = s->buffer[(i+13)&15] ^ s->buffer[(i+8)&15] ^ s->buffer[(i+2)&15] ^ s->buffer[i&15];
111 s->buffer[i&15] = sha1_rol32(t,1);
114 t = (d ^ (b & (c ^ d))) +
SHA1_K0;
118 t = ((b & c) | (d & (b | c))) +
SHA1_K40;
122 t+=sha1_rol32(a,5) + e + s->buffer[i&15];
136 void sha1_addUncounted(sha1nfo *s, uint8_t data) {
137 uint8_t *
const b = (uint8_t*) s->buffer;
139 b[s->bufferOffset] = data;
141 b[s->bufferOffset ^ 3] = data;
150 void sha1_writebyte(sha1nfo *s, uint8_t data) {
152 sha1_addUncounted(s, data);
155 void sha1_write(sha1nfo *s,
const char *data,
size_t len) {
156 for (;len--;) sha1_writebyte(s, (uint8_t) *data++);
159 void sha1_pad(sha1nfo *s) {
163 sha1_addUncounted(s, 0x80);
164 while (s->bufferOffset != 56) sha1_addUncounted(s, 0x00);
167 sha1_addUncounted(s, 0);
168 sha1_addUncounted(s, 0);
169 sha1_addUncounted(s, 0);
170 sha1_addUncounted(s, s->byteCount >> 29);
171 sha1_addUncounted(s, s->byteCount >> 21);
172 sha1_addUncounted(s, s->byteCount >> 13);
173 sha1_addUncounted(s, s->byteCount >> 5);
174 sha1_addUncounted(s, s->byteCount << 3);
177 uint8_t* sha1_result(sha1nfo *s) {
181 #ifndef SHA_BIG_ENDIAN
184 for (i=0; i<5; i++) {
186 (((s->state[
i])<<24)& 0xff000000)
187 | (((s->state[i])<<8) & 0x00ff0000)
188 | (((s->state[
i])>>8) & 0x0000ff00)
189 | (((s->state[i])>>24)& 0x000000ff);
194 return (uint8_t*) s->state;
205 sha1_write(&s, (
const char*)Data, Len);
210 std::stringstream SS;
212 SS << std::hex << std::setfill(
'0') << std::setw(2) << (
unsigned)Sha1[i];
void ComputeSHA1(const uint8_t *Data, size_t Len, uint8_t *Out)
* if(!EatIfPresent(lltok::kw_thread_local)) return false
ParseOptionalThreadLocal := /*empty.
std::string Sha1ToString(const uint8_t Sha1[kSHA1NumBytes])
std::vector< uint8_t > Unit
std::string Hash(const Unit &U)
static const int kSHA1NumBytes