44 #define F(b, c, d) (d ^ (b & (c ^ d))) 45 #define G(b, c, d) F (d, b, c) 46 #define H(b, c, d) (b ^ c ^ d) 47 #define I(b, c, d) (c ^ (b | ~d)) 50 #define ROTATE_LEFT(x,n) \ 51 (((x) << (n)) | ((x) >> (32 - (n)))) 55 #define FF(a,b,c,d,x,s,ac) \ 57 a += F (b, c, d) + x + ac; \ 58 a = ROTATE_LEFT (a, s); \ 62 #define GG(a,b,c,d,x,s,ac) \ 64 a += G (b, c, d) + x + ac; \ 65 a = ROTATE_LEFT (a, s); \ 69 #define HH(a,b,c,d,x,s,ac) \ 71 a += H (b, c, d) + x + ac; \ 72 a = ROTATE_LEFT (a, s); \ 76 #define II(a,b,c,d,x,s,ac) \ 78 a += I (b, c, d) + x + ac; \ 79 a = ROTATE_LEFT (a, s); \ 111 FF (a, b,
c, d, clib_host_to_little_u32 (x[0]),
S11, 0xd76aa478);
112 FF (d, a, b,
c, clib_host_to_little_u32 (x[1]),
S12, 0xe8c7b756);
113 FF (
c, d, a, b, clib_host_to_little_u32 (x[2]),
S13, 0x242070db);
114 FF (b,
c, d, a, clib_host_to_little_u32 (x[3]),
S14, 0xc1bdceee);
115 FF (a, b,
c, d, clib_host_to_little_u32 (x[4]),
S11, 0xf57c0faf);
116 FF (d, a, b,
c, clib_host_to_little_u32 (x[5]),
S12, 0x4787c62a);
117 FF (
c, d, a, b, clib_host_to_little_u32 (x[6]),
S13, 0xa8304613);
118 FF (b,
c, d, a, clib_host_to_little_u32 (x[7]),
S14, 0xfd469501);
119 FF (a, b,
c, d, clib_host_to_little_u32 (x[8]),
S11, 0x698098d8);
120 FF (d, a, b,
c, clib_host_to_little_u32 (x[9]),
S12, 0x8b44f7af);
121 FF (
c, d, a, b, clib_host_to_little_u32 (x[10]),
S13, 0xffff5bb1);
122 FF (b,
c, d, a, clib_host_to_little_u32 (x[11]),
S14, 0x895cd7be);
123 FF (a, b,
c, d, clib_host_to_little_u32 (x[12]),
S11, 0x6b901122);
124 FF (d, a, b,
c, clib_host_to_little_u32 (x[13]),
S12, 0xfd987193);
125 FF (
c, d, a, b, clib_host_to_little_u32 (x[14]),
S13, 0xa679438e);
126 FF (b,
c, d, a, clib_host_to_little_u32 (x[15]),
S14, 0x49b40821);
129 GG (a, b,
c, d, x[1],
S21, 0xf61e2562);
130 GG (d, a, b,
c, x[6],
S22, 0xc040b340);
131 GG (
c, d, a, b, x[11],
S23, 0x265e5a51);
132 GG (b,
c, d, a, x[0],
S24, 0xe9b6c7aa);
133 GG (a, b,
c, d, x[5],
S21, 0xd62f105d);
134 GG (d, a, b,
c, x[10],
S22, 0x02441453);
135 GG (
c, d, a, b, x[15],
S23, 0xd8a1e681);
136 GG (b,
c, d, a, x[4],
S24, 0xe7d3fbc8);
137 GG (a, b,
c, d, x[9],
S21, 0x21e1cde6);
138 GG (d, a, b,
c, x[14],
S22, 0xc33707d6);
139 GG (
c, d, a, b, x[3],
S23, 0xf4d50d87);
140 GG (b,
c, d, a, x[8],
S24, 0x455a14ed);
141 GG (a, b,
c, d, x[13],
S21, 0xa9e3e905);
142 GG (d, a, b,
c, x[2],
S22, 0xfcefa3f8);
143 GG (
c, d, a, b, x[7],
S23, 0x676f02d9);
144 GG (b,
c, d, a, x[12],
S24, 0x8d2a4c8a);
147 HH (a, b,
c, d, x[5],
S31, 0xfffa3942);
148 HH (d, a, b,
c, x[8],
S32, 0x8771f681);
149 HH (
c, d, a, b, x[11],
S33, 0x6d9d6122);
150 HH (b,
c, d, a, x[14],
S34, 0xfde5380c);
151 HH (a, b,
c, d, x[1],
S31, 0xa4beea44);
152 HH (d, a, b,
c, x[4],
S32, 0x4bdecfa9);
153 HH (
c, d, a, b, x[7],
S33, 0xf6bb4b60);
154 HH (b,
c, d, a, x[10],
S34, 0xbebfbc70);
155 HH (a, b,
c, d, x[13],
S31, 0x289b7ec6);
156 HH (d, a, b,
c, x[0],
S32, 0xeaa127fa);
157 HH (
c, d, a, b, x[3],
S33, 0xd4ef3085);
158 HH (b,
c, d, a, x[6],
S34, 0x04881d05);
159 HH (a, b,
c, d, x[9],
S31, 0xd9d4d039);
160 HH (d, a, b,
c, x[12],
S32, 0xe6db99e5);
161 HH (
c, d, a, b, x[15],
S33, 0x1fa27cf8);
162 HH (b,
c, d, a, x[2],
S34, 0xc4ac5665);
165 II (a, b,
c, d, x[0],
S41, 0xf4292244);
166 II (d, a, b,
c, x[7],
S42, 0x432aff97);
167 II (
c, d, a, b, x[14],
S43, 0xab9423a7);
168 II (b,
c, d, a, x[5],
S44, 0xfc93a039);
169 II (a, b,
c, d, x[12],
S41, 0x655b59c3);
170 II (d, a, b,
c, x[3],
S42, 0x8f0ccc92);
171 II (
c, d, a, b, x[10],
S43, 0xffeff47d);
172 II (b,
c, d, a, x[1],
S44, 0x85845dd1);
173 II (a, b,
c, d, x[8],
S41, 0x6fa87e4f);
174 II (d, a, b,
c, x[15],
S42, 0xfe2ce6e0);
175 II (
c, d, a, b, x[6],
S43, 0xa3014314);
176 II (b,
c, d, a, x[13],
S44, 0x4e0811a1);
177 II (a, b,
c, d, x[4],
S41, 0xf7537e82);
178 II (d, a, b,
c, x[11],
S42, 0xbd3af235);
179 II (
c, d, a, b, x[2],
S43, 0x2ad7d2bb);
180 II (b,
c, d, a, x[9],
S44, 0xeb86d391);
189 result[0] = clib_host_to_little_u32 (a);
190 result[1] = clib_host_to_little_u32 (b);
191 result[2] = clib_host_to_little_u32 (
c);
192 result[3] = clib_host_to_little_u32 (d);
204 memset (m, ~0,
sizeof (m[0]));
205 else if (zero_buffer)
213 memset (c, 0,
sizeof (c[0]));
216 c->
state[0] = 0x67452301;
217 c->
state[1] = 0xefcdab89;
218 c->
state[2] = 0x98badcfe;
219 c->
state[3] = 0x10325476;
227 c->input_buffer.b32[
i] = d32[
i];
244 data_bytes_left = data_bytes;
250 int is_last_iteration;
255 is_last_iteration = data_bytes_left <
sizeof (c->
input_buffer);
260 while (!is_last_iteration);
270 while (data_bytes_left > 0)
273 data_bytes_left -= 1;
305 = clib_host_to_little_u64 (n_bits_save);
void md5_finish(md5_context_t *c, u8 *digest)
sll srl srl sll sra u16x4 i
void md5_init(md5_context_t *c)
#define GG(a, b, c, d, x, s, ac)
#define II(a, b, c, d, x, s, ac)
union md5_context_t::@13 input_buffer
static void md5_fill_buffer_aligned(md5_context_t *c, u32 *d32)
static uword pointer_to_uword(const void *p)
#define HH(a, b, c, d, x, s, ac)
#define FF(a, b, c, d, x, s, ac)
void md5_add(md5_context_t *c, void *data, int data_bytes)
static void md5_transform(md5_context_t *m, u32 *data, u32 *result, int zero_buffer)