libcruft-crypto/stream/chacha.cpp
Danny Robson 18b465ea67 add stubs for many primitives
Add stubs for,
* blowfish
* blake
* blake2
* md6
* pbkdf2
* ripemd
* chacha
* rabbit
* rc5
* rc6
* salsa
2018-01-22 19:51:16 +11:00

34 lines
488 B
C++

#if 0
#include <cstdint>
uint32_t R(a,b,c,k)
{
b += c;
a ^= b;
return rotatel (a, k);
}
void quarter (a, b, c, d)
{
a += b; d ^= a; rotatel (d, 16);
c += d; b ^= c; rotatel (b, 12);
a += b; d ^= a; rotatel (d, 8);
c += d; b ^= c; rotatel (b, 7);
}
void double_round ()
{
QR (0, 4, 8, 12)
QR (1, 5, 9, 13)
QR (2, 6, 10, 14)
QR (3, 7, 11, 15)
QR (0, 5, 10, 15)
QR (1, 6, 11, 12)
QR (2, 7, 8, 13)
QR (3, 4, 9, 14)
}
#endif