diff options
Diffstat (limited to 'src/util/taler-helper-crypto-eddsa.c')
| -rw-r--r-- | src/util/taler-helper-crypto-eddsa.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/util/taler-helper-crypto-eddsa.c b/src/util/taler-helper-crypto-eddsa.c index 2f6a6cc9e..a20ffd794 100644 --- a/src/util/taler-helper-crypto-eddsa.c +++ b/src/util/taler-helper-crypto-eddsa.c @@ -44,6 +44,8 @@ #include <pthread.h> #include <sys/eventfd.h> #include "taler_error_codes.h" +#include "taler_signatures.h" + /** * One particular key. @@ -172,6 +174,12 @@ struct WorkItem /** + * Private key of this security module. Used to sign denomination key + * announcements. + */ +static struct TALER_SecurityModulePrivateKeyP smpriv; + +/** * Head of DLL of actual keys, sorted by anchor. */ static struct Key *keys_head; @@ -593,6 +601,13 @@ static int notify_client_key_add (struct Client *client, const struct Key *key) { + struct TALER_SigningKeyAnnouncementPS ska = { + .purpose.purpose = htonl (TALER_SIGNATURE_SM_SIGNING_KEY), + .purpose.size = htonl (sizeof (ska)), + .exchange_pub = key->exchange_pub, + .anchor_time = GNUNET_TIME_absolute_hton (key->anchor), + .duration_withdraw = GNUNET_TIME_relative_hton (duration) + }; struct TALER_CRYPTO_EddsaKeyAvailableNotification an = { .header.size = htons (sizeof (an)), .header.type = htons (TALER_HELPER_EDDSA_MT_AVAIL), @@ -601,6 +616,9 @@ notify_client_key_add (struct Client *client, .exchange_pub = key->exchange_pub }; + GNUNET_CRYPTO_eddsa_sign (&smpriv.eddsa_priv, + &ska, + &an.secm_sig.eddsa_signature); if (GNUNET_OK != transmit (&client->addr, client->addr_size, @@ -1363,6 +1381,38 @@ run (void *cls, now = GNUNET_TIME_absolute_get (); } GNUNET_TIME_round_abs (&now); + + { + char *pfn; + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_filename (kcfg, + "taler-helper-crypto-eddsa", + "SM_PRIV_KEY", + &pfn)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "taler-helper-crypto-eddsa", + "SM_PRIV_KEY"); + global_ret = 1; + return; + } + if (GNUNET_SYSERR == + GNUNET_CRYPTO_eddsa_key_from_file (pfn, + GNUNET_YES, + &smpriv.eddsa_priv)) + { + GNUNET_log_config_invalid (GNUNET_ERROR_TYPE_ERROR, + "taler-helper-crypto-rsa", + "SM_PRIV_KEY", + "Could not use file to persist private key"); + GNUNET_free (pfn); + global_ret = 1; + return; + } + GNUNET_free (pfn); + } + if (GNUNET_OK != load_durations ()) { |