diff options
| author | Theo Buehler <tb@cvs.openbsd.org> | 2024-10-30 17:51:36 +0000 |
|---|---|---|
| committer | Theo Buehler <tb@cvs.openbsd.org> | 2024-10-30 17:51:36 +0000 |
| commit | 11248f787c06db7df9d4b3dcf4819b16291f469b (patch) | |
| tree | 1c86b17e3f23d5085a9c11d22edac96275e58dae /lib | |
| parent | fb6e0ad420fd6c7ecb8c23fe744aa81bfbc8f822 (diff) | |
Rewrite BN_hex2point()
This can do the reverse dance: chain BN_hex2bn() with EC_POINT_bn2point().
ok jsing
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libcrypto/ec/ec_print.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/lib/libcrypto/ec/ec_print.c b/lib/libcrypto/ec/ec_print.c index 698d2be4847..be5f845423b 100644 --- a/lib/libcrypto/ec/ec_print.c +++ b/lib/libcrypto/ec/ec_print.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ec_print.c,v 1.17 2024/10/30 17:49:27 tb Exp $ */ +/* $OpenBSD: ec_print.c,v 1.18 2024/10/30 17:51:35 tb Exp $ */ /* ==================================================================== * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. * @@ -137,19 +137,20 @@ EC_POINT_point2hex(const EC_GROUP *group, const EC_POINT *point, LCRYPTO_ALIAS(EC_POINT_point2hex); EC_POINT * -EC_POINT_hex2point(const EC_GROUP *group, const char *buf, - EC_POINT *point, BN_CTX *ctx) +EC_POINT_hex2point(const EC_GROUP *group, const char *hex, + EC_POINT *in_point, BN_CTX *ctx) { - EC_POINT *ret = NULL; - BIGNUM *tmp_bn = NULL; - - if (BN_hex2bn(&tmp_bn, buf) == 0) - return NULL; + EC_POINT *point = NULL; + BIGNUM *bn = NULL; - ret = EC_POINT_bn2point(group, tmp_bn, point, ctx); + if (BN_hex2bn(&bn, hex) == 0) + goto err; + if ((point = EC_POINT_bn2point(group, bn, in_point, ctx)) == NULL) + goto err; - BN_free(tmp_bn); + err: + BN_free(bn); - return ret; + return point; } LCRYPTO_ALIAS(EC_POINT_hex2point); |