20 #define U8V(v) ((u8)(v) & U8C(0xFF))
21 #define U32V(v) ((u32)(v) & U32C(0xFFFFFFFF))
27   (((u32)((p)[0])      ) | \
34     (p)[0] = U8V((v)      ); \
38   } while (0)
59   x->input[4] = U8TO32_LITTLE(k + 0);  in chacha_keysetup()
69   x->input[8] = U8TO32_LITTLE(k + 0);  in chacha_keysetup()
73   x->input[0] = U8TO32_LITTLE(constants + 0);  in chacha_keysetup()
82   x->input[12] = counter == NULL ? 0 : U8TO32_LITTLE(counter + 0);  in chacha_ivsetup()
83   x->input[13] = counter == NULL ? 0 : U8TO32_LITTLE(counter + 4);  in chacha_ivsetup()
84   x->input[14] = U8TO32_LITTLE(iv + 0);  in chacha_ivsetup()
91   u32 x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15;  in chacha_encrypt_bytes()  local
99   j0 = x->input[0];  in chacha_encrypt_bytes()
118       for (i = 0;i < bytes;++i) tmp[i] = m[i];  in chacha_encrypt_bytes()
135     x12 = j12;  in chacha_encrypt_bytes()
139     for (i = 20;i > 0;i -= 2) {  in chacha_encrypt_bytes()
140       QUARTERROUND( x0, x4, x8,x12)  in chacha_encrypt_bytes()
145       QUARTERROUND( x1, x6,x11,x12)  in chacha_encrypt_bytes()
161     x12 = PLUS(x12,j12);  in chacha_encrypt_bytes()
166     x0 = XOR(x0,U8TO32_LITTLE(m + 0));  in chacha_encrypt_bytes()
178     x12 = XOR(x12,U8TO32_LITTLE(m + 48));  in chacha_encrypt_bytes()
189     U32TO8_LITTLE(c + 0,x0);  in chacha_encrypt_bytes()
201     U32TO8_LITTLE(c + 48,x12);  in chacha_encrypt_bytes()
208         for (i = 0;i < bytes;++i) ctarget[i] = c[i];  in chacha_encrypt_bytes()