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implement more taler-crypto-worker ops

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This commit is contained in:
Florian Dold 2022-03-24 01:10:00 +01:00
parent f091808425
commit e336c02d14
No known key found for this signature in database
GPG Key ID: D2E4F00F29D02A4B
2 changed files with 128 additions and 7 deletions
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2
contrib/gana

@ -1 +1 @@
Subproject commit 25eb78f2d0e20a137020dd0ab1c6474123843dbe
Subproject commit 0958add542378a6ca9c411e2dc19527834e9f645

133
src/exchange-tools/taler-crypto-worker.c
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@ -135,6 +135,53 @@ run (void *cls,
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (eddsa_verify_spec);
continue;
}
if (0 == strcmp ("kx_ecdhe_eddsa",
op))
{
struct GNUNET_CRYPTO_EcdhePrivateKey priv;
struct GNUNET_CRYPTO_EddsaPublicKey pub;
struct GNUNET_HashCode key_material;
json_t *resp;
struct GNUNET_JSON_Specification kx_spec[] = {
GNUNET_JSON_spec_fixed_auto ("eddsa_pub",
&pub),
GNUNET_JSON_spec_fixed_auto ("ecdhe_priv",
&priv),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
kx_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
if (GNUNET_OK != GNUNET_CRYPTO_ecdh_eddsa (&priv,
&pub,
&key_material))
{
// FIXME: Return as result?
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"kx failed\n");
global_ret = 1;
return;
}
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("h",
&key_material)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (kx_spec);
continue;
}
if (0 == strcmp ("eddsa_sign",
@ -176,9 +223,9 @@ run (void *cls,
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (eddsa_sign_spec);
continue;
}
#if FIXME_FLORIAN
if (0 == strcmp ("setup_refresh_planchet", op))
{
struct TALER_TransferSecretP transfer_secret;
@ -192,7 +239,13 @@ run (void *cls,
GNUNET_JSON_spec_end ()
};
struct TALER_CoinSpendPublicKeyP coin_pub;
struct TALER_PlanchetSecretsP ps;
struct TALER_CoinSpendPrivateKeyP coin_priv;
struct TALER_PlanchetMasterSecretP ps;
struct TALER_ExchangeWithdrawValues alg_values = {
// FIXME: also allow CS
.cipher = TALER_DENOMINATION_RSA,
};
union TALER_DenominationBlindingKeyP dbk;
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
@ -208,22 +261,90 @@ run (void *cls,
TALER_transfer_secret_to_planchet_secret (&transfer_secret,
coin_index,
&ps);
GNUNET_CRYPTO_eddsa_key_get_public (&ps.coin_priv.eddsa_priv,
TALER_planchet_setup_coin_priv (&ps,
&alg_values,
&coin_priv);
GNUNET_CRYPTO_eddsa_key_get_public (&coin_priv.eddsa_priv,
&coin_pub.eddsa_pub);
TALER_planchet_blinding_secret_create (&ps,
&alg_values,
&dbk);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("coin_priv", &ps.coin_priv),
GNUNET_JSON_pack_data_auto ("coin_priv", &coin_priv),
GNUNET_JSON_pack_data_auto ("coin_pub", &coin_pub),
GNUNET_JSON_pack_data_auto ("blinding_key", &ps.blinding_key)
GNUNET_JSON_pack_data_auto ("blinding_key", &dbk.rsa_bks)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (setup_refresh_planchet_spec);
continue;
}
if (0 == strcmp ("rsa_blind", op))
{
struct GNUNET_HashCode hm;
struct GNUNET_CRYPTO_RsaBlindingKeySecret bks;
void *pub_enc;
size_t pub_enc_size;
int success;
struct GNUNET_CRYPTO_RsaPublicKey *pub;
void *blinded_buf;
size_t blinded_size;
json_t *resp;
struct GNUNET_JSON_Specification rsa_blind_spec[] = {
GNUNET_JSON_spec_fixed_auto ("hm",
&hm),
GNUNET_JSON_spec_fixed_auto ("bks",
&bks),
GNUNET_JSON_spec_varsize ("pub",
&pub_enc,
&pub_enc_size),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK !=
GNUNET_JSON_parse (args,
rsa_blind_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
pub = GNUNET_CRYPTO_rsa_public_key_decode (pub_enc,
pub_enc_size);
success = GNUNET_CRYPTO_rsa_blind (&hm,
&bks,
pub,
&blinded_buf,
&blinded_size);
if (GNUNET_YES == success)
{
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_varsize ("blinded", blinded_buf, blinded_size),
GNUNET_JSON_pack_bool ("success", true)
);
}
else
{
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_bool ("success", false)
);
}
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
GNUNET_JSON_parse_free (rsa_blind_spec);
GNUNET_free (blinded_buf);
continue;
}
#endif
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"unsupported operation '%s'\n",
op);