/* LibTomCrypt, modular cryptographic library -- Tom St Denis * * LibTomCrypt is a library that provides various cryptographic * algorithms in a highly modular and flexible manner. * * The library is free for all purposes without any express * guarantee it works. * * Tom St Denis, tomstdenis@gmail.com, http://libtom.org */ #include "tomcrypt.h" /** @file pmac_ntz.c PMAC implementation, internal function, by Tom St Denis */ #ifdef LTC_PMAC /** Internal PMAC function */ int pmac_ntz(unsigned long x) { int c; x &= 0xFFFFFFFFUL; c = 0; while ((x & 1) == 0) { ++c; x >>= 1; } return c; } #endif /* $Source$ */ /* $Revision$ */ /* $Date$ */