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Diffstat (limited to 'src/util/taler-crypto-worker.c')
-rw-r--r--src/util/taler-crypto-worker.c281
1 files changed, 0 insertions, 281 deletions
diff --git a/src/util/taler-crypto-worker.c b/src/util/taler-crypto-worker.c
deleted file mode 100644
index 9c49ea374..000000000
--- a/src/util/taler-crypto-worker.c
+++ /dev/null
@@ -1,281 +0,0 @@
-/*
- This file is part of TALER
- Copyright (C) 2014-2021 Taler Systems SA
-
- TALER is free software; you can redistribute it and/or modify it under the
- terms of the GNU General Public License as published by the Free Software
- Foundation; either version 3, or (at your option) any later version.
-
- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
- A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License along with
- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
-*/
-/**
- * @file util/taler-crypto-worker.c
- * @brief Standalone process to perform various cryptographic operations.
- * @author Florian Dold
- */
-#include "platform.h"
-#include "taler_util.h"
-#include <gnunet/gnunet_json_lib.h>
-#include <gnunet/gnunet_crypto_lib.h>
-#include "taler_error_codes.h"
-#include "taler_json_lib.h"
-#include "taler_signatures.h"
-#include "secmod_common.h"
-
-
-/**
- * Return value from main().
- */
-static int global_ret;
-
-
-/**
- * Main function that will be run under the GNUnet scheduler.
- *
- * @param cls closure
- * @param args remaining command-line arguments
- * @param cfgfile name of the configuration file used (for saving, can be NULL!)
- * @param cfg configuration
- */
-static void
-run (void *cls,
- char *const *args,
- const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
-{
- (void) cls;
- (void) args;
- (void) cfgfile;
-
- json_t *req;
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "started crypto worker\n");
-
- for (;;)
- {
- const char *op;
- const json_t *args;
- req = json_loadf (stdin, JSON_DISABLE_EOF_CHECK, NULL);
- if (NULL == req)
- {
- if (feof (stdin))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "end of input\n");
- global_ret = 0;
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "invalid JSON\n");
- global_ret = 1;
- return;
- }
- op = json_string_value (json_object_get (req,
- "op"));
- if (! op)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "no op specified\n");
- global_ret = 1;
- return;
- }
- args = json_object_get (req, "args");
- if (! args)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "no args specified\n");
- global_ret = 1;
- return;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- "got request\n");
- if (0 == strcmp ("eddsa_verify",
- op))
- {
- struct GNUNET_CRYPTO_EddsaPublicKey pub;
- struct GNUNET_CRYPTO_EddsaSignature sig;
- struct GNUNET_CRYPTO_EccSignaturePurpose *msg;
- size_t msg_size;
- enum GNUNET_GenericReturnValue verify_ret;
- json_t *resp;
- struct GNUNET_JSON_Specification eddsa_verify_spec[] = {
- GNUNET_JSON_spec_fixed_auto ("pub",
- &pub),
- GNUNET_JSON_spec_fixed_auto ("sig",
- &sig),
- GNUNET_JSON_spec_varsize ("msg",
- (void **) &msg,
- &msg_size),
- 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;
- }
- verify_ret = GNUNET_CRYPTO_eddsa_verify_ (
- ntohl (msg->purpose),
- msg,
- &sig,
- &pub);
- resp = GNUNET_JSON_PACK (
- GNUNET_JSON_pack_bool ("valid",
- GNUNET_OK == verify_ret));
- 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))
- {
- struct TALER_DenominationPublicKey denom_pub;
- struct TALER_Amount fee_withdraw;
- struct TALER_Amount value;
- struct TALER_ReservePublicKeyP reserve_pub;
- struct TALER_ReservePublicKeyP reserve_priv;
- uint32_t coin_index;
- json_t *resp;
- struct GNUNET_JSON_Specification eddsa_verify_spec[] = {
- TALER_JSON_spec_denom_pub ("denom_pub",
- &denom_pub),
- TALER_JSON_spec_amount_any ("fee_withdraw",
- &fee_withdraw),
- TALER_JSON_spec_amount_any ("value",
- &value),
- GNUNET_JSON_spec_fixed_auto ("reserve_pub",
- &reserve_pub),
- GNUNET_JSON_spec_fixed_auto ("reserve_priv",
- &reserve_priv),
- GNUNET_JSON_spec_uint32 ("coin_index",
- &coin_index),
- GNUNET_JSON_spec_end ()
- };
- struct TALER_CoinSpendPublicKeyP coin_pub;
- struct TALER_PlanchetSecretsP ps;
-
- 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;
- }
-#if FIXME_FLORIAN
- TALER_planchet_setup_refresh (&transfer_secret,
- coin_num_salt,
- &ps);
-#endif
- 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;
- }
- 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,
- "unsupported operation '%s'\n",
- op);
- global_ret = 1;
- return;
- }
-
-}
-
-
-/**
- * The entry point.
- *
- * @param argc number of arguments in @a argv
- * @param argv command-line arguments
- * @return 0 on normal termination
- */
-int
-main (int argc,
- char **argv)
-{
- struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
- int ret;
-
- /* force linker to link against libtalerutil; if we do
- not do this, the linker may "optimize" libtalerutil
- away and skip #TALER_OS_init(), which we do need */
- TALER_OS_init ();
- ret = GNUNET_PROGRAM_run (argc, argv,
- "taler-crypto-worker",
- "Execute cryptographic operations read from stdin",
- options,
- &run,
- NULL);
- if (GNUNET_NO == ret)
- return 0;
- if (GNUNET_SYSERR == ret)
- return 1;
- return global_ret;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-19 22:53:28 +0000