29   BigNum* bn = NULL;  in NewBigNum()  local
67     bn = (BigNum*)SAFE_ALLOC(sizeof(BigNum));  in NewBigNum()
68     if (!bn) {  in NewBigNum()
73     bn->ipp_bn = ipp_bn_ctx;  in NewBigNum()
75     *bignum = bn;  in NewBigNum()
81     SAFE_FREE(bn);  in NewBigNum()
95 EpidStatus ReadBigNum(ConstOctStr bn_str, size_t strlen, BigNum* bn) {  in ReadBigNum()  argument
102   if (!bn || !bn_str) return kEpidBadArgErr;  in ReadBigNum()
104   if (!bn->ipp_bn) return kEpidBadArgErr;  in ReadBigNum()
127     sts = ippsSet_BN(IppsBigNumPOS, 1, &zero32, bn->ipp_bn);  in ReadBigNum()
129     sts = ippsSetOctString_BN(bn_str, ipp_strlen, bn->ipp_bn);  in ReadBigNum()
142 EpidStatus WriteBigNum(BigNum const* bn, size_t strlen, OctStr bn_str) {  in WriteBigNum()  argument
145   if (!bn || !bn_str) return kEpidBadArgErr;  in WriteBigNum()
147   if (!bn->ipp_bn) return kEpidBadArgErr;  in WriteBigNum()
149   sts = ippsGetOctString_BN((OctStr)bn_str, ipp_strlen, bn->ipp_bn);  in WriteBigNum()