diff options
| author | Matt Johnston <matt@ucc.asn.au> | 2018-02-17 19:29:51 +0800 |
|---|---|---|
| committer | Matt Johnston <matt@ucc.asn.au> | 2018-02-17 19:29:51 +0800 |
| commit | 7e8094d53a1c01ac671156ff2e67157b64d01a3a (patch) | |
| tree | c88345f5bdd118eb9414dff5ab5c307bb1806c57 /libtomcrypt/src/pk/ecc/ltc_ecc_map.c | |
| parent | f7a664f127d3dfde0e7c7a9ca74b1d14f9a2f983 (diff) | |
| parent | f042eb41ab0d31f8ba0c5ccc9c848ad01f08f986 (diff) | |
merge from main
--HG--
branch : fuzz
Diffstat (limited to 'libtomcrypt/src/pk/ecc/ltc_ecc_map.c')
| -rw-r--r-- | libtomcrypt/src/pk/ecc/ltc_ecc_map.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/libtomcrypt/src/pk/ecc/ltc_ecc_map.c b/libtomcrypt/src/pk/ecc/ltc_ecc_map.c index 4f3ec09..c745f29 100644 --- a/libtomcrypt/src/pk/ecc/ltc_ecc_map.c +++ b/libtomcrypt/src/pk/ecc/ltc_ecc_map.c @@ -5,8 +5,6 @@ * * The library is free for all purposes without any express * guarantee it works. - * - * Tom St Denis, tomstdenis@gmail.com, http://libtom.org */ /* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b @@ -19,7 +17,7 @@ /** @file ltc_ecc_map.c ECC Crypto, Tom St Denis -*/ +*/ #ifdef LTC_MECC @@ -40,7 +38,7 @@ int ltc_ecc_map(ecc_point *P, void *modulus, void *mp) LTC_ARGCHK(mp != NULL); if ((err = mp_init_multi(&t1, &t2, NULL)) != CRYPT_OK) { - return CRYPT_MEM; + return err; } /* first map z back to normal */ @@ -48,7 +46,7 @@ int ltc_ecc_map(ecc_point *P, void *modulus, void *mp) /* get 1/z */ if ((err = mp_invmod(P->z, modulus, t1)) != CRYPT_OK) { goto done; } - + /* get 1/z^2 and 1/z^3 */ if ((err = mp_sqr(t1, t2)) != CRYPT_OK) { goto done; } if ((err = mp_mod(t2, modulus, t2)) != CRYPT_OK) { goto done; } @@ -70,7 +68,7 @@ done: #endif -/* $Source$ */ -/* $Revision$ */ -/* $Date$ */ +/* ref: $Format:%D$ */ +/* git commit: $Format:%H$ */ +/* commit time: $Format:%ai$ */ |