From 0305cf5f9eb904e7a3ab3e8d39f4974a92a9a0b3 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 16 Jan 2020 22:40:12 +0100
Subject: move function to libtalerexchangedb, as planned

---
 src/include/taler_exchangedb_lib.h | 97 ++++++++------------------------------
 1 file changed, 20 insertions(+), 77 deletions(-)

(limited to 'src/include/taler_exchangedb_lib.h')

diff --git a/src/include/taler_exchangedb_lib.h b/src/include/taler_exchangedb_lib.h
index 1681c45aa..f820d1a25 100644
--- a/src/include/taler_exchangedb_lib.h
+++ b/src/include/taler_exchangedb_lib.h
@@ -23,9 +23,8 @@
 #ifndef TALER_EXCHANGEDB_LIB_H
 #define TALER_EXCHANGEDB_LIB_H
 
-
 #include "taler_signatures.h"
-
+#include "taler_exchangedb_plugin.h"
 
 /**
  * Subdirectroy under the exchange's base directory which contains
@@ -40,81 +39,6 @@
 #define TALER_EXCHANGEDB_DIR_DENOMINATION_KEYS "denomkeys"
 
 
-GNUNET_NETWORK_STRUCT_BEGIN
-
-/**
- * @brief On disk format used for a exchange signing key.  Signing keys are used
- * by the exchange to affirm its messages, but not to create coins.
- * Includes the private key followed by the public information about
- * the signing key.
- */
-struct TALER_EXCHANGEDB_PrivateSigningKeyInformationP
-{
-  /**
-   * Private key part of the exchange's signing key.
-   */
-  struct TALER_ExchangePrivateKeyP signkey_priv;
-
-  /**
-   * Signature over @e issue
-   */
-  struct TALER_MasterSignatureP master_sig;
-
-  /**
-   * Public information about a exchange signing key.
-   */
-  struct TALER_ExchangeSigningKeyValidityPS issue;
-
-};
-
-
-/**
- * Information about a denomination key.
- */
-struct TALER_EXCHANGEDB_DenominationKeyInformationP
-{
-
-  /**
-   * Signature over this struct to affirm the validity of the key.
-   */
-  struct TALER_MasterSignatureP signature;
-
-  /**
-   * Signed properties of the denomination key.
-   */
-  struct TALER_DenominationKeyValidityPS properties;
-};
-
-
-GNUNET_NETWORK_STRUCT_END
-
-
-/**
- * @brief All information about a denomination key (which is used to
- * sign coins into existence).
- */
-struct TALER_EXCHANGEDB_DenominationKeyIssueInformation
-{
-  /**
-   * The private key of the denomination.  Will be NULL if the private
-   * key is not available (this is the case after the key has expired
-   * for signing coins, but is still valid for depositing coins).
-   */
-  struct TALER_DenominationPrivateKey denom_priv;
-
-  /**
-   * Decoded denomination public key (the hash of it is in
-   * @e issue, but we sometimes need the full public key as well).
-   */
-  struct TALER_DenominationPublicKey denom_pub;
-
-  /**
-   * Signed public information about a denomination key.
-   */
-  struct TALER_EXCHANGEDB_DenominationKeyInformationP issue;
-};
-
-
 /**
  * @brief Iterator over signing keys.
  *
@@ -525,4 +449,23 @@ TALER_EXCHANGEDB_find_accounts (const struct GNUNET_CONFIGURATION_Handle *cfg,
                                 void *cb_cls);
 
 
+/**
+ * Calculate the total value of all transactions performed.
+ * Stores @a off plus the cost of all transactions in @a tl
+ * in @a ret.
+ *
+ * @param tl transaction list to process
+ * @param off offset to use as the starting value
+ * @param[out] ret where the resulting total is to be stored
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on errors
+ */
+int
+TALER_EXCHANGEDB_calculate_transaction_list_totals (struct
+                                                    TALER_EXCHANGEDB_TransactionList
+                                                    *tl,
+                                                    const struct
+                                                    TALER_Amount *off,
+                                                    struct TALER_Amount *ret);
+
+
 #endif
-- 
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