32 #if defined(_MSC_VER) && _MSC_VER < 1600
33 typedef unsigned int uint32_t;
41 unsigned char buffer[64];
44 #define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
49 #define blk0(i) block->l[i]
51 #define blk0(i) (block->l[i] = (rol(block->l[i],24)&0xFF00FF00) \
52 |(rol(block->l[i],8)&0x00FF00FF))
54 #define blk(i) (block->l[i&15] = rol(block->l[(i+13)&15]^block->l[(i+8)&15] \
55 ^block->l[(i+2)&15]^block->l[i&15],1))
58 #define R0(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk0(i)+0x5A827999+rol(v,5);w=rol(w,30);
59 #define R1(v,w,x,y,z,i) z+=((w&(x^y))^y)+blk(i)+0x5A827999+rol(v,5);w=rol(w,30);
60 #define R2(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0x6ED9EBA1+rol(v,5);w=rol(w,30);
61 #define R3(v,w,x,y,z,i) z+=(((w|x)&y)|(w&x))+blk(i)+0x8F1BBCDC+rol(v,5);w=rol(w,30);
62 #define R4(v,w,x,y,z,i) z+=(w^x^y)+blk(i)+0xCA62C1D6+rol(v,5);w=rol(w,30);
67 static void SHA1Transform(uint32_t state[5],
const unsigned char buffer[64])
69 uint32_t a, b, c, d, e;
75 CHAR64LONG16 block[1];
76 memcpy(block, buffer, 64);
83 CHAR64LONG16* block = (
const CHAR64LONG16*)buffer;
92 R0(a,b,c,d,e, 0);
R0(e,a,b,c,d, 1);
R0(d,e,a,b,c, 2);
R0(c,d,e,a,b, 3);
93 R0(b,c,d,e,a, 4);
R0(a,b,c,d,e, 5);
R0(e,a,b,c,d, 6);
R0(d,e,a,b,c, 7);
94 R0(c,d,e,a,b, 8);
R0(b,c,d,e,a, 9);
R0(a,b,c,d,e,10);
R0(e,a,b,c,d,11);
95 R0(d,e,a,b,c,12);
R0(c,d,e,a,b,13);
R0(b,c,d,e,a,14);
R0(a,b,c,d,e,15);
96 R1(e,a,b,c,d,16);
R1(d,e,a,b,c,17);
R1(c,d,e,a,b,18);
R1(b,c,d,e,a,19);
97 R2(a,b,c,d,e,20);
R2(e,a,b,c,d,21);
R2(d,e,a,b,c,22);
R2(c,d,e,a,b,23);
98 R2(b,c,d,e,a,24);
R2(a,b,c,d,e,25);
R2(e,a,b,c,d,26);
R2(d,e,a,b,c,27);
99 R2(c,d,e,a,b,28);
R2(b,c,d,e,a,29);
R2(a,b,c,d,e,30);
R2(e,a,b,c,d,31);
100 R2(d,e,a,b,c,32);
R2(c,d,e,a,b,33);
R2(b,c,d,e,a,34);
R2(a,b,c,d,e,35);
101 R2(e,a,b,c,d,36);
R2(d,e,a,b,c,37);
R2(c,d,e,a,b,38);
R2(b,c,d,e,a,39);
102 R3(a,b,c,d,e,40);
R3(e,a,b,c,d,41);
R3(d,e,a,b,c,42);
R3(c,d,e,a,b,43);
103 R3(b,c,d,e,a,44);
R3(a,b,c,d,e,45);
R3(e,a,b,c,d,46);
R3(d,e,a,b,c,47);
104 R3(c,d,e,a,b,48);
R3(b,c,d,e,a,49);
R3(a,b,c,d,e,50);
R3(e,a,b,c,d,51);
105 R3(d,e,a,b,c,52);
R3(c,d,e,a,b,53);
R3(b,c,d,e,a,54);
R3(a,b,c,d,e,55);
106 R3(e,a,b,c,d,56);
R3(d,e,a,b,c,57);
R3(c,d,e,a,b,58);
R3(b,c,d,e,a,59);
107 R4(a,b,c,d,e,60);
R4(e,a,b,c,d,61);
R4(d,e,a,b,c,62);
R4(c,d,e,a,b,63);
108 R4(b,c,d,e,a,64);
R4(a,b,c,d,e,65);
R4(e,a,b,c,d,66);
R4(d,e,a,b,c,67);
109 R4(c,d,e,a,b,68);
R4(b,c,d,e,a,69);
R4(a,b,c,d,e,70);
R4(e,a,b,c,d,71);
110 R4(d,e,a,b,c,72);
R4(c,d,e,a,b,73);
R4(b,c,d,e,a,74);
R4(a,b,c,d,e,75);
111 R4(e,a,b,c,d,76);
R4(d,e,a,b,c,77);
R4(c,d,e,a,b,78);
R4(b,c,d,e,a,79);
119 a = b = c = d = e = 0;
121 memset(block,
'\0',
sizeof(block));
131 context->
state[0] = 0x67452301;
132 context->
state[1] = 0xEFCDAB89;
133 context->
state[2] = 0x98BADCFE;
134 context->
state[3] = 0x10325476;
135 context->
state[4] = 0xC3D2E1F0;
147 j = context->
count[0];
148 if ((context->
count[0] += len << 3) < j)
150 context->
count[1] += (len>>29);
152 if ((j + len) > 63) {
153 memcpy(&context->
buffer[j], data, (i = 64-j));
155 for ( ; i + 63 < len; i += 64) {
161 memcpy(&context->
buffer[j], &data[i], len - i);
170 unsigned char finalcount[8];
173 for (i = 0; i < 8; i++) {
174 finalcount[i] = (
unsigned char)((context->
count[(i >= 4 ? 0 : 1)]
175 >> ((3-(i & 3)) * 8) ) & 255);
179 while ((context->
count[0] & 504) != 448) {
184 for (i = 0; i < 20; i++) {
185 digest[i] = (
unsigned char)
186 ((context->
state[i>>2] >> ((3-(i & 3)) * 8) ) & 255);
189 memset(context,
'\0',
sizeof(*context));
190 memset(&finalcount,
'\0',
sizeof(finalcount));
196 unsigned char digest[20];
206 for (i = 0; i < 20; i++)
void wrbuf_printf(WRBUF b, const char *fmt,...)
writes printf result to WRBUF
void wrbuf_write(WRBUF b, const char *buf, size_t size)
append constant size buffer to WRBUF
Header for WRBUF (growing buffer)
#define R1(v, w, x, y, z, i)
static void SHA1Transform(uint32_t state[5], const unsigned char buffer[64])
static void SHA1Final(unsigned char digest[20], SHA1_CTX *context)
#define R2(v, w, x, y, z, i)
#define R0(v, w, x, y, z, i)
int wrbuf_sha1_puts(WRBUF b, const char *cp, int hexit)
writes SHA1 text to WRBUF
static void SHA1Init(SHA1_CTX *context)
static void SHA1Update(SHA1_CTX *context, const unsigned char *data, uint32_t len)
#define R3(v, w, x, y, z, i)
int wrbuf_sha1_write(WRBUF b, const char *cp, size_t sz, int hexit)
writes SHA1 text to WRBUF
#define R4(v, w, x, y, z, i)