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secp256k1
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Use privkey serialization to construct OpenSSL keys

This commit is contained in:
Pieter Wuille 2013-05-10 00:53:47 +02:00
parent 4bef497b9c
commit 12e29b320f
1 changed files with 7 additions and 14 deletions
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21
src/tests.c
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@ -378,21 +378,14 @@ void run_ecdsa_sign_verify() {
#ifdef ENABLE_OPENSSL_TESTS #ifdef ENABLE_OPENSSL_TESTS
EC_KEY *get_openssl_key(const secp256k1_num_t *key) { EC_KEY *get_openssl_key(const secp256k1_num_t *key) {
unsigned char privkey[300];
int privkeylen;
int compr = secp256k1_rand32() & 1;
const unsigned char* pbegin = privkey;
EC_KEY *ec_key = EC_KEY_new_by_curve_name(NID_secp256k1); EC_KEY *ec_key = EC_KEY_new_by_curve_name(NID_secp256k1);
BN_CTX *ctx = BN_CTX_new(); assert(secp256k1_ecdsa_privkey_serialize(privkey, &privkeylen, key, compr));
BN_CTX_start(ctx); assert(d2i_ECPrivateKey(&ec_key, &pbegin, privkeylen));
BIGNUM *priv_key = BN_CTX_get(ctx); assert(EC_KEY_check_key(ec_key));
unsigned char keyb[32];
secp256k1_num_get_bin(keyb, 32, key);
BN_bin2bn(keyb, 32, priv_key);
const EC_GROUP *group = EC_KEY_get0_group(ec_key);
EC_POINT *pub_key = EC_POINT_new(group);
EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, ctx);
EC_KEY_set_private_key(ec_key, priv_key);
EC_KEY_set_public_key(ec_key, pub_key);
EC_POINT_free(pub_key);
BN_CTX_end(ctx);
BN_CTX_free(ctx);
return ec_key; return ec_key;
} }