22 #define U8V(v) ((u8)(v) & U8C(0xFF))
23 #define U32V(v) ((u32)(v) & U32C(0xFFFFFFFF))
29   (((u32)((p)[0])      ) | \
36     (p)[0] = U8V((v)      ); \
40   } while (0)
61   x->input[4] = U8TO32_LITTLE(k + 0);  in chacha_keysetup()
71   x->input[8] = U8TO32_LITTLE(k + 0);  in chacha_keysetup()
75   x->input[0] = U8TO32_LITTLE(constants + 0);  in chacha_keysetup()
84   x->input[12] = 0;  in chacha_ivsetup()
85   x->input[13] = 0;  in chacha_ivsetup()
86   x->input[14] = U8TO32_LITTLE(iv + 0);  in chacha_ivsetup()
93   u32 x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15;  in chacha_encrypt_bytes()  local
101   j0 = x->input[0];  in chacha_encrypt_bytes()
120       for (i = 0;i < bytes;++i) tmp[i] = m[i];  in chacha_encrypt_bytes()
138     x13 = j13;  in chacha_encrypt_bytes()
141     for (i = 20;i > 0;i -= 2) {  in chacha_encrypt_bytes()
143       QUARTERROUND( x1, x5, x9,x13)  in chacha_encrypt_bytes()
148       QUARTERROUND( x2, x7, x8,x13)  in chacha_encrypt_bytes()
164     x13 = PLUS(x13,j13);  in chacha_encrypt_bytes()
169     x0 = XOR(x0,U8TO32_LITTLE(m + 0));  in chacha_encrypt_bytes()
182     x13 = XOR(x13,U8TO32_LITTLE(m + 52));  in chacha_encrypt_bytes()
193     U32TO8_LITTLE(c + 0,x0);  in chacha_encrypt_bytes()
206     U32TO8_LITTLE(c + 52,x13);  in chacha_encrypt_bytes()
212         for (i = 0;i < bytes;++i) ctarget[i] = c[i];  in chacha_encrypt_bytes()