/* 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. */ /* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b * * All curves taken from NIST recommendation paper of July 1999 * Available at http://csrc.nist.gov/cryptval/dss.htm */ #include "tomcrypt.h" /** @file ecc_sizes.c ECC Crypto, Tom St Denis */ #ifdef LTC_MECC void ecc_sizes(int *low, int *high) { int i; LTC_ARGCHKVD(low != NULL); LTC_ARGCHKVD(high != NULL); *low = INT_MAX; *high = 0; for (i = 0; ltc_ecc_sets[i].size != 0; i++) { if (ltc_ecc_sets[i].size < *low) { *low = ltc_ecc_sets[i].size; } if (ltc_ecc_sets[i].size > *high) { *high = ltc_ecc_sets[i].size; } } } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */