static void md5_Round2(unsigned int *a, unsigned int b, unsigned int c,
unsigned int d,unsigned int k, unsigned int s, unsigned int i)
{
*a = md5_Round(*a, b, md5_G(b,c,d), k, s, i);
}
void md5_transform (struct md5_context * context)
{
uint32_t a;
uint32_t b;
uint32_t c;
uint32_t d;
a = context->A;
b = context->B;
c = context->C;
d = context->D;
// round 1
a = b + (md5_rotl(a + md5_F(b, c, d) + context->M[0] + md5_T1, 7));
d = a + (md5_rotl(d + md5_F(a, b, c) + context->M[1] + md5_T2, 12));
c = d + (md5_rotl(c + md5_F(d, a, b) + context->M[2] + md5_T3, 17));
b = c + (md5_rotl(b + md5_F(c, d, a) + context->M[3] + md5_T4, 22));
a = b + (md5_rotl((uint32_t) a + md5_F(b, c, d) + context->M[4] + md5_T5, 7));
d = a + (md5_rotl((uint32_t) d + md5_F(a, b, c) + context->M[5] + md5_T6, 12));
c = d + (md5_rotl((uint32_t) c + md5_F(d, a, b) + context->M[6] + md5_T7, 17));
b = c + (md5_rotl((uint32_t) b + md5_F(c, d, a) + context->M[7] + md5_T8, 22));
a = b + (md5_rotl((uint32_t) a + md5_F(b, c, d) + context->M[8] + md5_T9, 7));
d = a + (md5_rotl((uint32_t) d + md5_F(a, b, c) + context->M[9] + md5_T10, 12));
c = d + (md5_rotl((uint32_t) c + md5_F(d, a, b) + context->M[10] + md5_T11, 17));
b = c + (md5_rotl((uint32_t) b + md5_F(c, d, a) + context->M[11] + md5_T12, 22));
a = b + (md5_rotl((uint32_t) a + md5_F(b, c, d) + context->M[12] + md5_T13, 7));
d = a + (md5_rotl((uint32_t) d + md5_F(a, b, c) + context->M[13] + md5_T14, 12));
c = d + (md5_rotl((uint32_t) c + md5_F(d, a, b) + context->M[14] + md5_T15, 17));
b = c + (md5_rotl((uint32_t) b + md5_F(c, d, a) + context->M[15] + md5_T16, 22));
// round 2
a = b + (md5_rotl((uint32_t) a + md5_G(b, c, d) + context->M[1] + md5_T17, 5));
d = a + (md5_rotl((uint32_t) d + md5_G(a, b, c) + context->M[6] + md5_T18, 9));
c = d + (md5_rotl((uint32_t) c + md5_G(d, a, b) + context->M[11] + md5_T19, 14));
b = c + (md5_rotl((uint32_t) b + md5_G(c, d, a) + context->M[0] + md5_T20, 20));
a = b + (md5_rotl((uint32_t) a + md5_G(b, c, d) + context->M[5] + md5_T21, 5));
d = a + (md5_rotl((uint32_t) d + md5_G(a, b, c) + context->M[10] + md5_T22, 9));
c = d + (md5_rotl((uint32_t) c + md5_G(d, a, b) + context->M[15] + md5_T23, 14));
b = c + (md5_rotl((uint32_t) b + md5_G(c, d, a) + context->M[4] + md5_T24, 20));
a = b + (md5_rotl((uint32_t) a + md5_G(b, c, d) + context->M[9] + md5_T25, 5));
d = a + (md5_rotl((uint32_t) d + md5_G(a, b, c) + context->M[14] + md5_T26, 9));
c = d + (md5_rotl((uint32_t) c + md5_G(d, a, b) + context->M[3] + md5_T27, 14));
b = c + (md5_rotl((uint32_t) b + md5_G(c, d, a) + context->M[8] + md5_T28, 20));
a = b + (md5_rotl((uint32_t) a + md5_G(b, c, d) + context->M[13] + md5_T29, 5));
d = a + (md5_rotl((uint32_t) d + md5_G(a, b, c) + context->M[2] + md5_T30, 9));
c = d + (md5_rotl((uint32_t) c + md5_G(d, a, b) + context->M[7] + md5_T31, 14));
b = c + (md5_rotl((uint32_t) b + md5_G(c, d, a) + context->M[12] + md5_T32, 20));
// round 3
a = b + (md5_rotl((uint32_t) a + md5_H(b, c, d) + context->M[5] + md5_T33, 4));
d = a + (md5_rotl((uint32_t) d + md5_H(a, b, c) + context->M[8] + md5_T34, 11));
c = d + (md5_rotl((uint32_t) c + md5_H(d, a, b) + context->M[11] + md5_T35, 16));
b = c + (md5_rotl((uint32_t) b + md5_H(c, d, a) + context->M[14] + md5_T36, 23));
a = b + (md5_rotl((uint32_t) a + md5_H(b, c, d) + context->M[1] + md5_T37, 4));
d = a + (md5_rotl((uint32_t) d + md5_H(a, b, c) + context->M[4] + md5_T38, 11));
c = d + (md5_rotl((uint32_t) c + md5_H(d, a, b) + context->M[7] + md5_T39, 16));
b = c + (md5_rotl((uint32_t) b + md5_H(c, d, a) + context->M[10] + md5_T40, 23));
a = b + (md5_rotl((uint32_t) a + md5_H(b, c, d) + context->M[13] + md5_T41, 4));
d = a + (md5_rotl((uint32_t) d + md5_H(a, b, c) + context->M[0] + md5_T42, 11));
c = d + (md5_rotl((uint32_t) c + md5_H(d, a, b) + context->M[3] + md5_T43, 16));
b = c + (md5_rotl((uint32_t) b + md5_H(c, d, a) + context->M[6] + md5_T44, 23));
a = b + (md5_rotl((uint32_t) a + md5_H(b, c, d) + context->M[9] + md5_T45, 4));
d = a + (md5_rotl((uint32_t) d + md5_H(a, b, c) + context->M[12] + md5_T46, 11));
c = d + (md5_rotl((uint32_t) c + md5_H(d, a, b) + context->M[15] + md5_T47, 16));
b = c + (md5_rotl((uint32_t) b + md5_H(c, d, a) + context->M[2] + md5_T48, 23));
// round 4
a = b + (md5_rotl((uint32_t) a + md5_I(b, c, d) + context->M[0] + md5_T49, 6));
d = a + (md5_rotl((uint32_t) d + md5_I(a, b, c) + context->M[7] + md5_T50, 10));
c = d + (md5_rotl((uint32_t) c + md5_I(d, a, b) + context->M[14] + md5_T51, 15));
b = c + (md5_rotl((uint32_t) b + md5_I(c, d, a) + context->M[5] + md5_T52, 21));
a = b + (md5_rotl((uint32_t) a + md5_I(b, c, d) + context->M[12] + md5_T53, 6));
d = a + (md5_rotl((uint32_t) d + md5_I(a, b, c) + context->M[3] + md5_T54, 10));
c = d + (md5_rotl((uint32_t) c + md5_I(d, a, b) + context->M[10] + md5_T55, 15));
b = c + (md5_rotl((uint32_t) b + md5_I(c, d, a) + context->M[1] + md5_T56, 21));
a = b + (md5_rotl((uint32_t) a + md5_I(b, c, d) + context->M[8] + md5_T57, 6));
d = a + (md5_rotl((uint32_t) d + md5_I(a, b, c) + context->M[15] + md5_T58, 10));
c = d + (md5_rotl((uint32_t) c + md5_I(d, a, b) + context->M[6] + md5_T59, 15));
b = c + (md5_rotl((uint32_t) b + md5_I(c, d, a) + context->M[13] + md5_T60, 21));
a = b + (md5_rotl((uint32_t) a + md5_I(b, c, d) + context->M[4] + md5_T61, 6));
d = a + (md5_rotl((uint32_t) d + md5_I(a, b, c) + context->M[11] + md5_T62, 10));
c = d + (md5_rotl((uint32_t) c + md5_I(d, a, b) + context->M[2] + md5_T63, 15));
b = c + (md5_rotl((uint32_t) b + md5_I(c, d, a) + context->M[9] + md5_T64, 21));
context->A += a;
context->B += b;
context->C += c;
context->D += d;
}
