policy extensions and age restriction refactoring

- refactoring of extension-plugin-mechanism
- refactoring of age restriction extension
- added policy extensions plugin plumbing
- added DB schema and api
  - policy_details
  - policy_fulfillments

8 files changed, 13 insertions, 14 deletions

diff --git a/src/testing/test_exchange_api.c b/src/testing/test_exchange_api.c
index dd39ee940..ec9ccb741 100644
--- a/src/testing/test_exchange_api.c
+++ b/src/testing/test_exchange_api.c
@@ -1312,9 +1312,6 @@ main (int argc,
                     "INFO",
                     NULL);
 
-  GNUNET_assert (GNUNET_OK ==
-                 TALER_extension_age_restriction_register ());
-
   cipher = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
   GNUNET_assert (NULL != cipher);
   uses_cs = (0 == strcmp (cipher, "cs"));
diff --git a/src/testing/test_exchange_p2p.c b/src/testing/test_exchange_p2p.c
index 27d47bfd4..f159b2f1b 100644
--- a/src/testing/test_exchange_p2p.c
+++ b/src/testing/test_exchange_p2p.c
@@ -522,9 +522,6 @@ main (int argc,
                     "INFO",
                     NULL);
 
-  GNUNET_assert (GNUNET_OK ==
-                 TALER_extension_age_restriction_register ());
-
   cipher = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
   GNUNET_assert (NULL != cipher);
   uses_cs = (0 == strcmp (cipher, "cs"));
diff --git a/src/testing/testing_api_cmd_auditor_deposit_confirmation.c b/src/testing/testing_api_cmd_auditor_deposit_confirmation.c
index d99b12937..293ecba27 100644
--- a/src/testing/testing_api_cmd_auditor_deposit_confirmation.c
+++ b/src/testing/testing_api_cmd_auditor_deposit_confirmation.c
@@ -199,7 +199,7 @@ deposit_confirmation_run (void *cls,
                           const struct TALER_TESTING_Command *cmd,
                           struct TALER_TESTING_Interpreter *is)
 {
-  static struct TALER_ExtensionContractHashP no_h_extensions;
+  static struct TALER_ExtensionPolicyHashP no_h_policy;
   struct DepositConfirmationState *dcs = cls;
   const struct TALER_TESTING_Command *deposit_cmd;
   struct TALER_MerchantWireHashP h_wire;
@@ -310,7 +310,7 @@ deposit_confirmation_run (void *cls,
   }
   dcs->dc = TALER_AUDITOR_deposit_confirmation (dcs->auditor,
                                                 &h_wire,
-                                                &no_h_extensions,
+                                                &no_h_policy,
                                                 &h_contract_terms,
                                                 *exchange_timestamp,
                                                 *wire_deadline,
diff --git a/src/testing/testing_api_cmd_batch_deposit.c b/src/testing/testing_api_cmd_batch_deposit.c
index 967a5ac33..54a20cdb2 100644
--- a/src/testing/testing_api_cmd_batch_deposit.c
+++ b/src/testing/testing_api_cmd_batch_deposit.c
@@ -381,7 +381,7 @@ batch_deposit_run (void *cls,
       .merchant_payto_uri = payto_uri,
       .wire_salt = wire_salt,
       .h_contract_terms = h_contract_terms,
-      .extension_details = NULL /* FIXME #7270-OEC */,
+      .policy_details = NULL /* FIXME #7270-OEC */,
       .timestamp = ds->wallet_timestamp,
       .merchant_pub = merchant_pub,
       .refund_deadline = ds->refund_deadline
diff --git a/src/testing/testing_api_cmd_batch_withdraw.c b/src/testing/testing_api_cmd_batch_withdraw.c
index b68ca99f7..a5229ae9c 100644
--- a/src/testing/testing_api_cmd_batch_withdraw.c
+++ b/src/testing/testing_api_cmd_batch_withdraw.c
@@ -490,7 +490,7 @@ TALER_TESTING_cmd_batch_withdraw (const char *label,
 
       acp = GNUNET_new (struct TALER_AgeCommitmentProof);
       hac = GNUNET_new (struct TALER_AgeCommitmentHash);
-      mask = TALER_extensions_age_restriction_ageMask ();
+      mask = TALER_extensions_get_age_restriction_mask ();
       GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
                                   &seed,
                                   sizeof(seed));
diff --git a/src/testing/testing_api_cmd_deposit.c b/src/testing/testing_api_cmd_deposit.c
index f66947678..16ac139f4 100644
--- a/src/testing/testing_api_cmd_deposit.c
+++ b/src/testing/testing_api_cmd_deposit.c
@@ -468,7 +468,7 @@ deposit_run (void *cls,
       .merchant_payto_uri = payto_uri,
       .wire_salt = wire_salt,
       .h_contract_terms = h_contract_terms,
-      .extension_details = NULL /* FIXME #7270-OEC */,
+      .policy_details = NULL /* FIXME #7270-OEC */,
       .timestamp = ds->wallet_timestamp,
       .merchant_pub = merchant_pub,
       .refund_deadline = ds->refund_deadline
diff --git a/src/testing/testing_api_cmd_withdraw.c b/src/testing/testing_api_cmd_withdraw.c
index ce2c49ccc..7a81d1c33 100644
--- a/src/testing/testing_api_cmd_withdraw.c
+++ b/src/testing/testing_api_cmd_withdraw.c
@@ -590,7 +590,7 @@ TALER_TESTING_cmd_withdraw_amount (const char *label,
 
     acp = GNUNET_new (struct TALER_AgeCommitmentProof);
     hac = GNUNET_new (struct TALER_AgeCommitmentHash);
-    mask = TALER_extensions_age_restriction_ageMask ();
+    mask = TALER_extensions_get_age_restriction_mask ();
     GNUNET_CRYPTO_random_block (GNUNET_CRYPTO_QUALITY_WEAK,
                                 &seed,
                                 sizeof(seed));
diff --git a/src/testing/testing_api_helpers_exchange.c b/src/testing/testing_api_helpers_exchange.c
index d813021bd..7fe0038ad 100644
--- a/src/testing/testing_api_helpers_exchange.c
+++ b/src/testing/testing_api_helpers_exchange.c
@@ -314,8 +314,13 @@ sign_keys_for_exchange (void *cls,
   char *exchange_master_pub;
   int ret;
 
-  /* Load the age restriction mask from the configuration */
-  TALER_extensions_load_taler_config (cfg);
+  /* Load the extensions */
+  if (GNUNET_OK != TALER_extensions_init (cfg))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "couldn't load extensions");
+    return GNUNET_SYSERR;
+  }
 
   if (GNUNET_OK !=
       GNUNET_CONFIGURATION_get_value_string (cfg,