1 files changed, 101 insertions, 1 deletions
diff --git a/src/include/taler_sq_lib.h b/src/include/taler_sq_lib.h
index f6a35225d..66bd38c82 100644
--- a/src/include/taler_sq_lib.h
+++ b/src/include/taler_sq_lib.h
@@ -27,7 +27,7 @@
 #include "taler_util.h"
 
 /**
- * Generate query parameter for a currency, consisting of the three
+ * Generate query parameter for a currency, consisting of the
  * components "value", "fraction" in this order. The
  * types must be a 64-bit integer and a 64-bit integer.
  *
@@ -36,6 +36,57 @@
 struct GNUNET_SQ_QueryParam
 TALER_SQ_query_param_amount_nbo (const struct TALER_AmountNBO *x);
 
+
+/**
+ * Generate query parameter for a currency, consisting of the
+ * components "value", "fraction" in this order. The
+ * types must be a 64-bit integer and a 64-bit integer.
+ *
+ * @param x pointer to the query parameter to pass
+ */
+struct GNUNET_SQ_QueryParam
+TALER_SQ_query_param_amount (const struct TALER_Amount *x);
+
+
+/**
+ * Generate query parameter for a JSON object (stored as a string
+ * in the DB).  Note that @a x must really be a JSON object or array,
+ * passing just a value (string, integer) is not supported and will
+ * result in an abort.
+ *
+ * @param x pointer to the json object to pass
+ */
+struct GNUNET_SQ_QueryParam
+TALER_SQ_query_param_json (const json_t *x);
+
+
+/**
+ * Generate query parameter for an absolute time value.
+ * In contrast to
+ * #GNUNET_SQ_query_param_absolute_time(), this function
+ * will abort (!) if the time given is not rounded!
+ * The database must store a 64-bit integer.
+ *
+ * @param x pointer to the query parameter to pass
+ */
+struct GNUNET_SQ_QueryParam
+TALER_SQ_query_param_absolute_time (const struct GNUNET_TIME_Absolute *x);
+
+
+/**
+ * Generate query parameter for an absolute time value.
+ * In contrast to
+ * #GNUNET_SQ_query_param_absolute_time(), this function
+ * will abort (!) if the time given is not rounded!
+ * The database must store a 64-bit integer.
+ *
+ * @param x pointer to the query parameter to pass
+ */
+struct GNUNET_SQ_QueryParam
+TALER_SQ_query_param_absolute_time_nbo (const struct
+                                        GNUNET_TIME_AbsoluteNBO *x);
+
+
 /**
  * Currency amount expected.
  *
@@ -47,6 +98,55 @@ struct GNUNET_SQ_ResultSpec
 TALER_SQ_result_spec_amount_nbo (const char *currency,
                                  struct TALER_AmountNBO *amount);
 
+
+/**
+ * Currency amount expected.
+ *
+ * @param currency currency to use for @a amount
+ * @param[out] amount where to store the result
+ * @return array entry for the result specification to use
+ */
+struct GNUNET_SQ_ResultSpec
+TALER_SQ_result_spec_amount (const char *currency,
+                             struct TALER_Amount *amount);
+
+
+/**
+ * json_t expected.
+ *
+ * @param[out] jp where to store the result
+ * @return array entry for the result specification to use
+ */
+struct GNUNET_SQ_ResultSpec
+TALER_SQ_result_spec_json (json_t **jp);
+
+
+/**
+ * Rounded absolute time expected.
+ * In contrast to #GNUNET_SQ_query_param_absolute_time_nbo(),
+ * this function ensures that the result is rounded and can
+ * be converted to JSON.
+ *
+ * @param[out] at where to store the result
+ * @return array entry for the result specification to use
+ */
+struct GNUNET_SQ_ResultSpec
+TALER_SQ_result_spec_absolute_time (struct GNUNET_TIME_Absolute *at);
+
+
+/**
+ * Rounded absolute time expected.
+ * In contrast to #GNUNET_SQ_result_spec_absolute_time_nbo(),
+ * this function ensures that the result is rounded and can
+ * be converted to JSON.
+ *
+ * @param[out] at where to store the result
+ * @return array entry for the result specification to use
+ */
+struct GNUNET_SQ_ResultSpec
+TALER_SQ_result_spec_absolute_time_nbo (struct GNUNET_TIME_AbsoluteNBO *at);
+
+
 #endif  /* TALER_SQ_LIB_H_ */
 
 /* end of include/taler_sq_lib.h */