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crypto worker: eddsa signing

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This commit is contained in:
Florian Dold 2021-12-09 10:38:02 +01:00
parent 5433c2a475
commit dcb73693dd
No known key found for this signature in database
GPG Key ID: D2E4F00F29D02A4B
1 changed files with 43 additions and 43 deletions
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86
src/exchange-tools/taler-crypto-worker.c
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@ -137,12 +137,53 @@ run (void *cls,
"sent response\n"); "sent response\n");
continue; continue;
} }
if (0 == strcmp ("eddsa_sign",
op))
{
struct GNUNET_CRYPTO_EddsaSignature sig;
struct GNUNET_CRYPTO_EccSignaturePurpose *msg;
struct GNUNET_CRYPTO_EddsaPrivateKey priv;
size_t msg_size;
json_t *resp;
struct GNUNET_JSON_Specification eddsa_sign_spec[] = {
GNUNET_JSON_spec_fixed_auto ("priv",
&priv),
GNUNET_JSON_spec_varsize ("msg",
(void **) &msg,
&msg_size),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
eddsa_sign_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
GNUNET_CRYPTO_eddsa_sign_ (
&priv,
msg,
&sig
);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("sig", &sig)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
continue;
}
if (0 == strcmp ("setup_refresh_planchet", op)) if (0 == strcmp ("setup_refresh_planchet", op))
{ {
struct TALER_TransferSecretP transfer_secret; struct TALER_TransferSecretP transfer_secret;
uint32_t coin_index; uint32_t coin_index;
json_t *resp; json_t *resp;
struct GNUNET_JSON_Specification eddsa_verify_spec[] = { struct GNUNET_JSON_Specification setup_refresh_planchet_spec[] = {
GNUNET_JSON_spec_uint32 ("coin_index", GNUNET_JSON_spec_uint32 ("coin_index",
&coin_index), &coin_index),
GNUNET_JSON_spec_fixed_auto ("transfer_secret", GNUNET_JSON_spec_fixed_auto ("transfer_secret",
@ -154,7 +195,7 @@ run (void *cls,
if (GNUNET_OK != if (GNUNET_OK !=
GNUNET_JSON_parse (args, GNUNET_JSON_parse (args,
eddsa_verify_spec, setup_refresh_planchet_spec,
NULL, NULL,
NULL)) NULL))
{ {
@ -181,47 +222,6 @@ run (void *cls,
"sent response\n"); "sent response\n");
continue; continue;
} }
if (0 == strcmp (op, "create_planchet"))
{
struct TALER_TransferSecretP transfer_secret;
uint32_t coin_num_salt;
struct TALER_PlanchetSecretsP ps;
struct TALER_CoinSpendPublicKeyP coin_pub;
json_t *resp;
struct GNUNET_JSON_Specification eddsa_verify_spec[] = {
GNUNET_JSON_spec_fixed_auto ("transfer_secret",
&transfer_secret),
GNUNET_JSON_spec_uint32 ("coin_index",
&coin_num_salt),
GNUNET_JSON_spec_end ()
};
if (GNUNET_OK != GNUNET_JSON_parse (args,
eddsa_verify_spec,
NULL,
NULL))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"malformed op args\n");
global_ret = 1;
return;
}
TALER_planchet_setup_refresh (&transfer_secret,
coin_num_salt, &ps);
GNUNET_CRYPTO_eddsa_key_get_public (&ps.coin_priv.eddsa_priv,
&coin_pub.eddsa_pub);
resp = GNUNET_JSON_PACK (
GNUNET_JSON_pack_data_auto ("coin_priv", &ps.coin_priv),
GNUNET_JSON_pack_data_auto ("coin_pub", &coin_pub),
GNUNET_JSON_pack_data_auto ("blinding_key", &ps.blinding_key)
);
json_dumpf (resp, stdout, JSON_COMPACT);
printf ("\n");
fflush (stdout);
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"sent response\n");
continue;
}
GNUNET_log (GNUNET_ERROR_TYPE_ERROR, GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"unsupported operation '%s'\n", "unsupported operation '%s'\n",
op); op);