From e371d76cfe1b78cd373046ca6be535157e41793c Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 16 May 2023 14:17:33 +0200
Subject: add KYC_AML_TRIGGER option (not implemented)

---
 src/exchange/taler-exchange-httpd.c | 16 ++++++++++++++++
 src/exchange/taler-exchange-httpd.h |  5 +++++
 src/util/conversion.c               | 23 +++++++++++++----------
 3 files changed, 34 insertions(+), 10 deletions(-)

(limited to 'src')

diff --git a/src/exchange/taler-exchange-httpd.c b/src/exchange/taler-exchange-httpd.c
index 3a2c4c001..348967f77 100644
--- a/src/exchange/taler-exchange-httpd.c
+++ b/src/exchange/taler-exchange-httpd.c
@@ -153,6 +153,11 @@ struct TALER_EXCHANGEDB_Plugin *TEH_plugin;
  */
 char *TEH_currency;
 
+/**
+ * Name of the KYC-AML-trigger evaluation binary.
+ */
+char *TEH_kyc_aml_trigger;
+
 /**
  * Option set to #GNUNET_YES if tipping is enabled.
  */
@@ -1849,6 +1854,17 @@ exchange_serve_process_config (void)
                                "valid relative time expected");
     return GNUNET_SYSERR;
   }
+  if (GNUNET_OK !=
+      GNUNET_CONFIGURATION_get_value_string (TEH_cfg,
+                                             "exchange",
+                                             "KYC_AML_TRIGGER",
+                                             &TEH_kyc_aml_trigger))
+  {
+    GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
+                               "exchange",
+                               "KYC_AML_TRIGGER");
+    return GNUNET_SYSERR;
+  }
   if (GNUNET_OK !=
       TALER_config_get_currency (TEH_cfg,
                                  &TEH_currency))
diff --git a/src/exchange/taler-exchange-httpd.h b/src/exchange/taler-exchange-httpd.h
index e06807b59..24e087721 100644
--- a/src/exchange/taler-exchange-httpd.h
+++ b/src/exchange/taler-exchange-httpd.h
@@ -102,6 +102,11 @@ extern struct TALER_EXCHANGEDB_Plugin *TEH_plugin;
  */
 extern char *TEH_currency;
 
+/**
+ * Name of the KYC-AML-trigger evaluation binary.
+ */
+extern char *TEH_kyc_aml_trigger;
+
 /**
  * What is the largest amount we allow a peer to
  * merge into a reserve before always triggering
diff --git a/src/util/conversion.c b/src/util/conversion.c
index 501ca0145..fdeffba40 100644
--- a/src/util/conversion.c
+++ b/src/util/conversion.c
@@ -251,7 +251,7 @@ child_done_cb (void *cls,
                long unsigned int exit_code)
 {
   struct TALER_JSON_ExternalConversion *ec = cls;
-  json_t *j;
+  json_t *j = NULL;
   json_error_t err;
 
   ec->cwh = NULL;
@@ -269,16 +269,19 @@ child_done_cb (void *cls,
   }
   GNUNET_OS_process_destroy (ec->helper);
   ec->helper = NULL;
-  j = json_loadb (ec->read_buf,
-                  ec->read_pos,
-                  JSON_REJECT_DUPLICATES,
-                  &err);
-  if (NULL == j)
+  if (0 != ec->read_pos)
   {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                "Failed to parse JSON from helper at %d: %s\n",
-                err.position,
-                err.text);
+    j = json_loadb (ec->read_buf,
+                    ec->read_pos,
+                    JSON_REJECT_DUPLICATES,
+                    &err);
+    if (NULL == j)
+    {
+      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                  "Failed to parse JSON from helper at %d: %s\n",
+                  err.position,
+                  err.text);
+    }
   }
   ec->cb (ec->cb_cls,
           type,
-- 
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