renaming mint->exchange

6 files changed, 520 insertions, 520 deletions

diff --git a/src/include/Makefile.am b/src/include/Makefile.am
index 4d7ae3cb2..6f7f53acb 100644
--- a/src/include/Makefile.am
+++ b/src/include/Makefile.am
@@ -16,9 +16,9 @@ talerinclude_HEADERS = \
   taler_crypto_lib.h \
   taler_json_lib.h \
   taler_util.h \
-  taler_mint_service.h \
-  taler_mintdb_lib.h \
-  taler_mintdb_plugin.h \
+  taler_exchange_service.h \
+  taler_exchangedb_lib.h \
+  taler_exchangedb_plugin.h \
   taler_pq_lib.h \
   taler_signatures.h \
   taler_wire_lib.h \
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h
index 6056270fa..e948fa28a 100644
--- a/src/include/taler_crypto_lib.h
+++ b/src/include/taler_crypto_lib.h
@@ -140,23 +140,23 @@ struct TALER_TransferPrivateKeyP
 
 
 /**
- * @brief Type of online public keys used by the mint to sign
+ * @brief Type of online public keys used by the exchange to sign
  * messages.
  */
-struct TALER_MintPublicKeyP
+struct TALER_ExchangePublicKeyP
 {
   /**
-   * Taler uses EdDSA for online mint message signing.
+   * Taler uses EdDSA for online exchange message signing.
    */
   struct GNUNET_CRYPTO_EddsaPublicKey eddsa_pub;
 };
 
 
 /**
- * @brief Type of online public keys used by the mint to
+ * @brief Type of online public keys used by the exchange to
  * sign messages.
  */
-struct TALER_MintPrivateKeyP
+struct TALER_ExchangePrivateKeyP
 {
   /**
    * Taler uses EdDSA for online signatures sessions.
@@ -166,9 +166,9 @@ struct TALER_MintPrivateKeyP
 
 
 /**
- * @brief Type of signatures used by the mint to sign messages online.
+ * @brief Type of signatures used by the exchange to sign messages online.
  */
-struct TALER_MintSignatureP
+struct TALER_ExchangeSignatureP
 {
   /**
    * Taler uses EdDSA for online signatures sessions.
@@ -178,7 +178,7 @@ struct TALER_MintSignatureP
 
 
 /**
- * @brief Type of the offline master public key used by the mint.
+ * @brief Type of the offline master public key used by the exchange.
  */
 struct TALER_MasterPublicKeyP
 {
@@ -214,7 +214,7 @@ struct TALER_AuditorSignatureP
 
 
 /**
- * @brief Type of the offline master public keys used by the mint.
+ * @brief Type of the offline master public keys used by the exchange.
  */
 struct TALER_MasterPrivateKeyP
 {
@@ -226,7 +226,7 @@ struct TALER_MasterPrivateKeyP
 
 
 /**
- * @brief Type of signatures by the offline master public key used by the mint.
+ * @brief Type of signatures by the offline master public key used by the exchange.
  */
 struct TALER_MasterSignatureP
 {
@@ -464,8 +464,8 @@ struct TALER_WireTransferIdentifierRawP
 /**
  * Binary information encoded in Crockford's Base32 in wire transfer
  * subjects of transfers from Taler to a merchant.  The actual value
- * is chosen by the mint and has no particular semantics, other than
- * being unique so that the mint can lookup details about the wire
+ * is chosen by the exchange and has no particular semantics, other than
+ * being unique so that the exchange can lookup details about the wire
  * transfer when needed.
  */
 struct TALER_WireTransferIdentifierP
diff --git a/src/include/taler_mint_service.h b/src/include/taler_exchange_service.h
index 1502edfbc..566dec6f8 100644
--- a/src/include/taler_mint_service.h
+++ b/src/include/taler_exchange_service.h
@@ -14,13 +14,13 @@
   TALER; see the file COPYING.  If not, If not, see <http://www.gnu.org/licenses/>
 */
 /**
- * @file include/taler_mint_service.h
- * @brief C interface of libtalermint, a C library to use mint's HTTP API
+ * @file include/taler_exchange_service.h
+ * @brief C interface of libtalerexchange, a C library to use exchange's HTTP API
  * @author Sree Harsha Totakura <sreeharsha@totakura.in>
  * @author Christian Grothoff
  */
-#ifndef _TALER_MINT_SERVICE_H
-#define _TALER_MINT_SERVICE_H
+#ifndef _TALER_EXCHANGE_SERVICE_H
+#define _TALER_EXCHANGE_SERVICE_H
 
 #include "taler_util.h"
 
@@ -30,7 +30,7 @@
  * @brief Handle to this library context.  This is where the
  * main event loop logic lives.
  */
-struct TALER_MINT_Context;
+struct TALER_EXCHANGE_Context;
 
 
 /**
@@ -39,18 +39,18 @@ struct TALER_MINT_Context;
  *
  * @return the context, NULL on error (failure to initialize)
  */
-struct TALER_MINT_Context *
-TALER_MINT_init (void);
+struct TALER_EXCHANGE_Context *
+TALER_EXCHANGE_init (void);
 
 
 /**
  * Obtain the information for a select() call to wait until
- * #TALER_MINT_perform() is ready again.  Note that calling
- * any other TALER_MINT-API may also imply that the library
- * is again ready for #TALER_MINT_perform().
+ * #TALER_EXCHANGE_perform() is ready again.  Note that calling
+ * any other TALER_EXCHANGE-API may also imply that the library
+ * is again ready for #TALER_EXCHANGE_perform().
  *
  * Basically, a client should use this API to prepare for select(),
- * then block on select(), then call #TALER_MINT_perform() and then
+ * then block on select(), then call #TALER_EXCHANGE_perform() and then
  * start again until the work with the context is done.
  *
  * This function will NOT zero out the sets and assumes that @a max_fd
@@ -69,10 +69,10 @@ TALER_MINT_init (void);
  *        to be passed to select().)
  * @param timeout set to the timeout in milliseconds (!); -1 means
  *        no timeout (NULL, blocking forever is OK), 0 means to
- *        proceed immediately with #TALER_MINT_perform().
+ *        proceed immediately with #TALER_EXCHANGE_perform().
  */
 void
-TALER_MINT_get_select_info (struct TALER_MINT_Context *ctx,
+TALER_EXCHANGE_get_select_info (struct TALER_EXCHANGE_Context *ctx,
                             fd_set *read_fd_set,
                             fd_set *write_fd_set,
                             fd_set *except_fd_set,
@@ -86,7 +86,7 @@ TALER_MINT_get_select_info (struct TALER_MINT_Context *ctx,
  * @param ctx the library context
  */
 void
-TALER_MINT_perform (struct TALER_MINT_Context *ctx);
+TALER_EXCHANGE_perform (struct TALER_EXCHANGE_Context *ctx);
 
 
 /**
@@ -97,7 +97,7 @@ TALER_MINT_perform (struct TALER_MINT_Context *ctx);
  * @param ctx the library context
  */
 void
-TALER_MINT_fini (struct TALER_MINT_Context *ctx);
+TALER_EXCHANGE_fini (struct TALER_EXCHANGE_Context *ctx);
 
 
 /* *********************  /keys *********************** */
@@ -105,27 +105,27 @@ TALER_MINT_fini (struct TALER_MINT_Context *ctx);
 
 /**
  * List of possible options to be passed to
- * #TALER_MINT_connect().
+ * #TALER_EXCHANGE_connect().
  */
-enum TALER_MINT_Option
+enum TALER_EXCHANGE_Option
 {
   /**
    * Terminator (end of option list).
    */
-  TALER_MINT_OPTION_END = 0
+  TALER_EXCHANGE_OPTION_END = 0
 
 };
 
 
 /**
- * @brief Mint's signature key
+ * @brief Exchange's signature key
  */
-struct TALER_MINT_SigningPublicKey
+struct TALER_EXCHANGE_SigningPublicKey
 {
   /**
    * The signing public key
    */
-  struct TALER_MintPublicKeyP key;
+  struct TALER_ExchangePublicKeyP key;
 
   /**
    * Validity start time
@@ -140,9 +140,9 @@ struct TALER_MINT_SigningPublicKey
 
 
 /**
- * @brief Public information about a mint's denomination key
+ * @brief Public information about a exchange's denomination key
  */
-struct TALER_MINT_DenomPublicKey
+struct TALER_EXCHANGE_DenomPublicKey
 {
   /**
    * The public key
@@ -173,7 +173,7 @@ struct TALER_MINT_DenomPublicKey
   /**
    * When do signatures with this denomination key become invalid?
    * After this point, these signatures cannot be used in (legal)
-   * disputes anymore, as the Mint is then allowed to destroy its side
+   * disputes anymore, as the Exchange is then allowed to destroy its side
    * of the evidence.  @e expire_legal is expected to be significantly
    * larger than @e expire_spend (by a year or more).
    */
@@ -202,9 +202,9 @@ struct TALER_MINT_DenomPublicKey
 
 
 /**
- * @brief Information we get from the mint about auditors.
+ * @brief Information we get from the exchange about auditors.
  */
-struct TALER_MINT_AuditorInformation
+struct TALER_EXCHANGE_AuditorInformation
 {
   /**
    * Public key of the auditing institution.
@@ -234,35 +234,35 @@ struct TALER_MINT_AuditorInformation
    * elements point to the same locations as the entries
    * in the key's main `denom_keys` array.
    */
-  const struct TALER_MINT_DenomPublicKey **denom_keys;
+  const struct TALER_EXCHANGE_DenomPublicKey **denom_keys;
 };
 
 
 /**
- * @brief Information about keys from the mint.
+ * @brief Information about keys from the exchange.
  */
-struct TALER_MINT_Keys
+struct TALER_EXCHANGE_Keys
 {
 
   /**
-   * Long-term offline signing key of the mint.
+   * Long-term offline signing key of the exchange.
    */
   struct TALER_MasterPublicKeyP master_pub;
 
   /**
-   * Array of the mint's online signing keys.
+   * Array of the exchange's online signing keys.
    */
-  struct TALER_MINT_SigningPublicKey *sign_keys;
+  struct TALER_EXCHANGE_SigningPublicKey *sign_keys;
 
   /**
-   * Array of the mint's denomination keys.
+   * Array of the exchange's denomination keys.
    */
-  struct TALER_MINT_DenomPublicKey *denom_keys;
+  struct TALER_EXCHANGE_DenomPublicKey *denom_keys;
 
   /**
-   * Array of the keys of the auditors of the mint.
+   * Array of the keys of the auditors of the exchange.
    */
-  struct TALER_MINT_AuditorInformation *auditors;
+  struct TALER_EXCHANGE_AuditorInformation *auditors;
 
   /**
    * Length of the @e sign_keys array.
@@ -284,101 +284,101 @@ struct TALER_MINT_Keys
 
 /**
  * Function called with information about who is auditing
- * a particular mint and what key the mint is using.
+ * a particular exchange and what key the exchange is using.
  *
  * @param cls closure
  * @param keys information about the various keys used
- *        by the mint
+ *        by the exchange
  */
 typedef void
-(*TALER_MINT_CertificationCallback) (void *cls,
-                                     const struct TALER_MINT_Keys *keys);
+(*TALER_EXCHANGE_CertificationCallback) (void *cls,
+                                     const struct TALER_EXCHANGE_Keys *keys);
 
 
 /**
- * @brief Handle to the mint.  This is where we interact with
- * a particular mint and keep the per-mint information.
+ * @brief Handle to the exchange.  This is where we interact with
+ * a particular exchange and keep the per-exchange information.
  */
-struct TALER_MINT_Handle;
+struct TALER_EXCHANGE_Handle;
 
 
 /**
- * Initialise a connection to the mint.  Will connect to the
- * mint and obtain information about the mint's master public
- * key and the mint's auditor.  The respective information will
+ * Initialise a connection to the exchange.  Will connect to the
+ * exchange and obtain information about the exchange's master public
+ * key and the exchange's auditor.  The respective information will
  * be passed to the @a cert_cb once available, and all future
- * interactions with the mint will be checked to be signed
+ * interactions with the exchange will be checked to be signed
  * (where appropriate) by the respective master key.
  *
  * @param ctx the context
- * @param url HTTP base URL for the mint
- * @param cert_cb function to call with the mint's certification information
+ * @param url HTTP base URL for the exchange
+ * @param cert_cb function to call with the exchange's certification information
  * @param cert_cb_cls closure for @a cert_cb
- * @param ... list of additional arguments, terminated by #TALER_MINT_OPTION_END.
- * @return the mint handle; NULL upon error
+ * @param ... list of additional arguments, terminated by #TALER_EXCHANGE_OPTION_END.
+ * @return the exchange handle; NULL upon error
  */
-struct TALER_MINT_Handle *
-TALER_MINT_connect (struct TALER_MINT_Context *ctx,
+struct TALER_EXCHANGE_Handle *
+TALER_EXCHANGE_connect (struct TALER_EXCHANGE_Context *ctx,
                     const char *url,
-                    TALER_MINT_CertificationCallback cert_cb,
+                    TALER_EXCHANGE_CertificationCallback cert_cb,
                     void *cert_cb_cls,
                     ...);
 
 
 /**
- * Disconnect from the mint.
+ * Disconnect from the exchange.
  *
- * @param mint the mint handle
+ * @param exchange the exchange handle
  */
 void
-TALER_MINT_disconnect (struct TALER_MINT_Handle *mint);
+TALER_EXCHANGE_disconnect (struct TALER_EXCHANGE_Handle *exchange);
 
 
 /**
- * Obtain the keys from the mint.
+ * Obtain the keys from the exchange.
  *
- * @param mint the mint handle
- * @return the mint's key set
+ * @param exchange the exchange handle
+ * @return the exchange's key set
  */
-const struct TALER_MINT_Keys *
-TALER_MINT_get_keys (const struct TALER_MINT_Handle *mint);
+const struct TALER_EXCHANGE_Keys *
+TALER_EXCHANGE_get_keys (const struct TALER_EXCHANGE_Handle *exchange);
 
 
 /**
- * Test if the given @a pub is a the current signing key from the mint
+ * Test if the given @a pub is a the current signing key from the exchange
  * according to @a keys.
  *
- * @param keys the mint's key set
- * @param pub claimed current online signing key for the mint
+ * @param keys the exchange's key set
+ * @param pub claimed current online signing key for the exchange
  * @return #GNUNET_OK if @a pub is (according to /keys) a current signing key
  */
 int
-TALER_MINT_test_signing_key (const struct TALER_MINT_Keys *keys,
-                             const struct TALER_MintPublicKeyP *pub);
+TALER_EXCHANGE_test_signing_key (const struct TALER_EXCHANGE_Keys *keys,
+                             const struct TALER_ExchangePublicKeyP *pub);
 
 
 /**
- * Obtain the denomination key details from the mint.
+ * Obtain the denomination key details from the exchange.
  *
- * @param keys the mint's key set
+ * @param keys the exchange's key set
  * @param pk public key of the denomination to lookup
  * @return details about the given denomination key, NULL if the key is not
  * found
  */
-const struct TALER_MINT_DenomPublicKey *
-TALER_MINT_get_denomination_key (const struct TALER_MINT_Keys *keys,
+const struct TALER_EXCHANGE_DenomPublicKey *
+TALER_EXCHANGE_get_denomination_key (const struct TALER_EXCHANGE_Keys *keys,
                                  const struct TALER_DenominationPublicKey *pk);
 
 
 /**
- * Obtain the denomination key details from the mint.
+ * Obtain the denomination key details from the exchange.
  *
- * @param keys the mint's key set
+ * @param keys the exchange's key set
  * @param hc hash of the public key of the denomination to lookup
  * @return details about the given denomination key
  */
-const struct TALER_MINT_DenomPublicKey *
-TALER_MINT_get_denomination_key_by_hash (const struct TALER_MINT_Keys *keys,
+const struct TALER_EXCHANGE_DenomPublicKey *
+TALER_EXCHANGE_get_denomination_key_by_hash (const struct TALER_EXCHANGE_Keys *keys,
                                          const struct GNUNET_HashCode *hc);
 
 
@@ -388,31 +388,31 @@ TALER_MINT_get_denomination_key_by_hash (const struct TALER_MINT_Keys *keys,
 /**
  * @brief A Wire format inquiry handle
  */
-struct TALER_MINT_WireHandle;
+struct TALER_EXCHANGE_WireHandle;
 
 
 /**
  * Callbacks of this type are used to serve the result of submitting a
- * wire format inquiry request to a mint.
+ * wire format inquiry request to a exchange.
  *
  * The callback is invoked multiple times, once for each supported @a
  * method.  Finally, it is invoked one more time with cls/0/NULL/NULL
  * to indicate the end of the iteration.  If any request fails to
- * generate a valid response from the mint, @a http_status will also
+ * generate a valid response from the exchange, @a http_status will also
  * be zero and the iteration will also end.  Thus, the iteration
  * always ends with a final call with an @a http_status of 0. If the
  * @a http_status is already 0 on the first call, then the response to
  * the /wire request was invalid.  Later, clients can tell the
  * difference between @a http_status of 0 indicating a failed
  * /wire/method request and a regular end of the iteration by @a
- * method being non-NULL.  If the mint simply correctly asserts that
+ * method being non-NULL.  If the exchange simply correctly asserts that
  * it does not support any methods, @a method will be NULL but the @a
  * http_status will be #MHD_HTTP_OK for the first call (followed by a
  * cls/0/NULL/NULL call to signal the end of the iteration).
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful request;
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param method wire format method supported, i.e. "test" or "sepa", or NULL
  *            if already the /wire request failed.
  * @param obj the received JSON reply, if successful this should be the wire
@@ -422,17 +422,17 @@ struct TALER_MINT_WireHandle;
  *            provide more information to the user about the @a method).
  */
 typedef void
-(*TALER_MINT_WireResultCallback) (void *cls,
+(*TALER_EXCHANGE_WireResultCallback) (void *cls,
                                   unsigned int http_status,
                                   const char *method,
                                   json_t *obj);
 
 
 /**
- * Obtain information about a mint's wire instructions.
- * A mint may provide wire instructions for creating
+ * Obtain information about a exchange's wire instructions.
+ * A exchange may provide wire instructions for creating
  * a reserve.  The wire instructions also indicate
- * which wire formats merchants may use with the mint.
+ * which wire formats merchants may use with the exchange.
  * This API is typically used by a wallet for wiring
  * funds, and possibly by a merchant to determine
  * supported wire formats.
@@ -440,17 +440,17 @@ typedef void
  * Note that while we return the (main) response verbatim to the
  * caller for further processing, we do already verify that the
  * response is well-formed (i.e. that signatures included in the
- * response are all valid).  If the mint's reply is not well-formed,
+ * response are all valid).  If the exchange's reply is not well-formed,
  * we return an HTTP status code of zero to @a cb.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param wire_cb the callback to call when a reply for this request is available
  * @param wire_cb_cls closure for the above callback
  * @return a handle for this request
  */
-struct TALER_MINT_WireHandle *
-TALER_MINT_wire (struct TALER_MINT_Handle *mint,
-                 TALER_MINT_WireResultCallback wire_cb,
+struct TALER_EXCHANGE_WireHandle *
+TALER_EXCHANGE_wire (struct TALER_EXCHANGE_Handle *exchange,
+                 TALER_EXCHANGE_WireResultCallback wire_cb,
                  void *wire_cb_cls);
 
 
@@ -461,7 +461,7 @@ TALER_MINT_wire (struct TALER_MINT_Handle *mint,
  * @param wh the wire information request handle
  */
 void
-TALER_MINT_wire_cancel (struct TALER_MINT_WireHandle *wh);
+TALER_EXCHANGE_wire_cancel (struct TALER_EXCHANGE_WireHandle *wh);
 
 
 /* *********************  /deposit *********************** */
@@ -470,61 +470,61 @@ TALER_MINT_wire_cancel (struct TALER_MINT_WireHandle *wh);
 /**
  * @brief A Deposit Handle
  */
-struct TALER_MINT_DepositHandle;
+struct TALER_EXCHANGE_DepositHandle;
 
 
 /**
  * Callbacks of this type are used to serve the result of submitting a
- * deposit permission request to a mint.
+ * deposit permission request to a exchange.
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful deposit;
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param obj the received JSON reply, should be kept as proof (and, in case of errors,
  *            be forwarded to the customer)
  */
 typedef void
-(*TALER_MINT_DepositResultCallback) (void *cls,
+(*TALER_EXCHANGE_DepositResultCallback) (void *cls,
                                      unsigned int http_status,
                                      json_t *obj);
 
 
 /**
- * Submit a deposit permission to the mint and get the mint's
+ * Submit a deposit permission to the exchange and get the exchange's
  * response.  This API is typically used by a merchant.  Note that
  * while we return the response verbatim to the caller for further
  * processing, we do already verify that the response is well-formed
  * (i.e. that signatures included in the response are all valid).  If
- * the mint's reply is not well-formed, we return an HTTP status code
+ * the exchange's reply is not well-formed, we return an HTTP status code
  * of zero to @a cb.
  *
  * We also verify that the @a coin_sig is valid for this deposit
  * request, and that the @a ub_sig is a valid signature for @a
- * coin_pub.  Also, the @a mint must be ready to operate (i.e.  have
+ * coin_pub.  Also, the @a exchange must be ready to operate (i.e.  have
  * finished processing the /keys reply).  If either check fails, we do
- * NOT initiate the transaction with the mint and instead return NULL.
+ * NOT initiate the transaction with the exchange and instead return NULL.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param amount the amount to be deposited
- * @param wire_deadline execution date, until which the merchant would like the mint to settle the balance (advisory, the mint cannot be
- *        forced to settle in the past or upon very short notice, but of course a well-behaved mint will limit aggregation based on the advice received)
- * @param wire_details the merchant’s account details, in a format supported by the mint
- * @param h_contract hash of the contact of the merchant with the customer (further details are never disclosed to the mint)
+ * @param wire_deadline execution date, until which the merchant would like the exchange to settle the balance (advisory, the exchange cannot be
+ *        forced to settle in the past or upon very short notice, but of course a well-behaved exchange will limit aggregation based on the advice received)
+ * @param wire_details the merchant’s account details, in a format supported by the exchange
+ * @param h_contract hash of the contact of the merchant with the customer (further details are never disclosed to the exchange)
  * @param coin_pub coin’s public key
  * @param denom_pub denomination key with which the coin is signed
- * @param denom_sig mint’s unblinded signature of the coin
- * @param timestamp timestamp when the contract was finalized, must match approximately the current time of the mint
+ * @param denom_sig exchange’s unblinded signature of the coin
+ * @param timestamp timestamp when the contract was finalized, must match approximately the current time of the exchange
  * @param transaction_id transaction id for the transaction between merchant and customer
  * @param merchant_pub the public key of the merchant (used to identify the merchant for refund requests)
- * @param refund_deadline date until which the merchant can issue a refund to the customer via the mint (can be zero if refunds are not allowed)
+ * @param refund_deadline date until which the merchant can issue a refund to the customer via the exchange (can be zero if refunds are not allowed)
  * @param coin_sig the signature made with purpose #TALER_SIGNATURE_WALLET_COIN_DEPOSIT made by the customer with the coin’s private key.
  * @param cb the callback to call when a reply for this request is available
  * @param cb_cls closure for the above callback
  * @return a handle for this request; NULL if the inputs are invalid (i.e.
  *         signatures fail to verify).  In this case, the callback is not called.
  */
-struct TALER_MINT_DepositHandle *
-TALER_MINT_deposit (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_DepositHandle *
+TALER_EXCHANGE_deposit (struct TALER_EXCHANGE_Handle *exchange,
                     const struct TALER_Amount *amount,
                     struct GNUNET_TIME_Absolute wire_deadline,
                     json_t *wire_details,
@@ -537,7 +537,7 @@ TALER_MINT_deposit (struct TALER_MINT_Handle *mint,
                     const struct TALER_MerchantPublicKeyP *merchant_pub,
                     struct GNUNET_TIME_Absolute refund_deadline,
                     const struct TALER_CoinSpendSignatureP *coin_sig,
-                    TALER_MINT_DepositResultCallback cb,
+                    TALER_EXCHANGE_DepositResultCallback cb,
                     void *cb_cls);
 
 
@@ -548,7 +548,7 @@ TALER_MINT_deposit (struct TALER_MINT_Handle *mint,
  * @param deposit the deposit permission request handle
  */
 void
-TALER_MINT_deposit_cancel (struct TALER_MINT_DepositHandle *deposit);
+TALER_EXCHANGE_deposit_cancel (struct TALER_EXCHANGE_DepositHandle *deposit);
 
 
 /* ********************* /reserve/status *********************** */
@@ -557,23 +557,23 @@ TALER_MINT_deposit_cancel (struct TALER_MINT_DepositHandle *deposit);
 /**
  * @brief A /reserve/status Handle
  */
-struct TALER_MINT_ReserveStatusHandle;
+struct TALER_EXCHANGE_ReserveStatusHandle;
 
 
 /**
  * Ways how a reserve's balance may change.
  */
-enum TALER_MINT_ReserveTransactionType {
+enum TALER_EXCHANGE_ReserveTransactionType {
 
   /**
    * Deposit into the reserve.
    */
-  TALER_MINT_RTT_DEPOSIT,
+  TALER_EXCHANGE_RTT_DEPOSIT,
 
   /**
    * Withdrawal from the reserve.
    */
-  TALER_MINT_RTT_WITHDRAWAL
+  TALER_EXCHANGE_RTT_WITHDRAWAL
 
 };
 
@@ -581,13 +581,13 @@ enum TALER_MINT_ReserveTransactionType {
 /**
  * @brief Entry in the reserve's transaction history.
  */
-struct TALER_MINT_ReserveHistory
+struct TALER_EXCHANGE_ReserveHistory
 {
 
   /**
    * Type of the transaction.
    */
-  enum TALER_MINT_ReserveTransactionType type;
+  enum TALER_EXCHANGE_ReserveTransactionType type;
 
   /**
    * Amount transferred (in or out).
@@ -616,45 +616,45 @@ struct TALER_MINT_ReserveHistory
 
 /**
  * Callbacks of this type are used to serve the result of submitting a
- * deposit permission request to a mint.
+ * deposit permission request to a exchange.
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param[in] json original response in JSON format (useful only for diagnostics)
  * @param balance current balance in the reserve, NULL on error
  * @param history_length number of entries in the transaction history, 0 on error
  * @param history detailed transaction history, NULL on error
  */
 typedef void
-(*TALER_MINT_ReserveStatusResultCallback) (void *cls,
+(*TALER_EXCHANGE_ReserveStatusResultCallback) (void *cls,
                                            unsigned int http_status,
                                            json_t *json,
                                            const struct TALER_Amount *balance,
                                            unsigned int history_length,
-                                           const struct TALER_MINT_ReserveHistory *history);
+                                           const struct TALER_EXCHANGE_ReserveHistory *history);
 
 
 /**
  * Submit a request to obtain the transaction history of a reserve
- * from the mint.  Note that while we return the full response to the
+ * from the exchange.  Note that while we return the full response to the
  * caller for further processing, we do already verify that the
  * response is well-formed (i.e. that signatures included in the
- * response are all valid and add up to the balance).  If the mint's
+ * response are all valid and add up to the balance).  If the exchange's
  * reply is not well-formed, we return an HTTP status code of zero to
  * @a cb.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param reserve_pub public key of the reserve to inspect
  * @param cb the callback to call when a reply for this request is available
  * @param cb_cls closure for the above callback
  * @return a handle for this request; NULL if the inputs are invalid (i.e.
  *         signatures fail to verify).  In this case, the callback is not called.
  */
-struct TALER_MINT_ReserveStatusHandle *
-TALER_MINT_reserve_status (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_ReserveStatusHandle *
+TALER_EXCHANGE_reserve_status (struct TALER_EXCHANGE_Handle *exchange,
                            const struct TALER_ReservePublicKeyP *reserve_pub,
-                           TALER_MINT_ReserveStatusResultCallback cb,
+                           TALER_EXCHANGE_ReserveStatusResultCallback cb,
                            void *cb_cls);
 
 
@@ -665,7 +665,7 @@ TALER_MINT_reserve_status (struct TALER_MINT_Handle *mint,
  * @param wsh the withdraw status request handle
  */
 void
-TALER_MINT_reserve_status_cancel (struct TALER_MINT_ReserveStatusHandle *wsh);
+TALER_EXCHANGE_reserve_status_cancel (struct TALER_EXCHANGE_ReserveStatusHandle *wsh);
 
 
 /* ********************* /reserve/withdraw *********************** */
@@ -674,35 +674,35 @@ TALER_MINT_reserve_status_cancel (struct TALER_MINT_ReserveStatusHandle *wsh);
 /**
  * @brief A /reserve/withdraw Handle
  */
-struct TALER_MINT_ReserveWithdrawHandle;
+struct TALER_EXCHANGE_ReserveWithdrawHandle;
 
 
 /**
  * Callbacks of this type are used to serve the result of submitting a
- * deposit permission request to a mint.
+ * deposit permission request to a exchange.
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param sig signature over the coin, NULL on error
- * @param full_response full response from the mint (for logging, in case of errors)
+ * @param full_response full response from the exchange (for logging, in case of errors)
  */
 typedef void
-(*TALER_MINT_ReserveWithdrawResultCallback) (void *cls,
+(*TALER_EXCHANGE_ReserveWithdrawResultCallback) (void *cls,
                                              unsigned int http_status,
                                              const struct TALER_DenominationSignature *sig,
                                              json_t *full_response);
 
 
 /**
- * Withdraw a coin from the mint using a /reserve/withdraw request.  This
+ * Withdraw a coin from the exchange using a /reserve/withdraw request.  This
  * API is typically used by a wallet.  Note that to ensure that no
  * money is lost in case of hardware failures, the caller must have
  * committed (most of) the arguments to disk before calling, and be
  * ready to repeat the request with the same arguments in case of
  * failures.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param pk kind of coin to create
  * @param reserve_priv private key of the reserve to withdraw from
  * @param coin_priv where to store the coin's private key,
@@ -712,16 +712,16 @@ typedef void
  * @param res_cb the callback to call when the final result for this request is available
  * @param res_cb_cls closure for @a res_cb
  * @return NULL
- *         if the inputs are invalid (i.e. denomination key not with this mint).
+ *         if the inputs are invalid (i.e. denomination key not with this exchange).
  *         In this case, the callback is not called.
  */
-struct TALER_MINT_ReserveWithdrawHandle *
-TALER_MINT_reserve_withdraw (struct TALER_MINT_Handle *mint,
-                             const struct TALER_MINT_DenomPublicKey *pk,
+struct TALER_EXCHANGE_ReserveWithdrawHandle *
+TALER_EXCHANGE_reserve_withdraw (struct TALER_EXCHANGE_Handle *exchange,
+                             const struct TALER_EXCHANGE_DenomPublicKey *pk,
                              const struct TALER_ReservePrivateKeyP *reserve_priv,
                              const struct TALER_CoinSpendPrivateKeyP *coin_priv,
                              const struct TALER_DenominationBlindingKey *blinding_key,
-                             TALER_MINT_ReserveWithdrawResultCallback res_cb,
+                             TALER_EXCHANGE_ReserveWithdrawResultCallback res_cb,
                              void *res_cb_cls);
 
 
@@ -732,7 +732,7 @@ TALER_MINT_reserve_withdraw (struct TALER_MINT_Handle *mint,
  * @param sign the withdraw sign request handle
  */
 void
-TALER_MINT_reserve_withdraw_cancel (struct TALER_MINT_ReserveWithdrawHandle *sign);
+TALER_EXCHANGE_reserve_withdraw_cancel (struct TALER_EXCHANGE_ReserveWithdrawHandle *sign);
 
 
 /* ********************* /refresh/melt+reveal ***************************** */
@@ -748,7 +748,7 @@ TALER_MINT_reserve_withdraw_cancel (struct TALER_MINT_ReserveWithdrawHandle *sig
  * no money is lost in case of hardware failures, is operation does
  * not actually initiate the request. Instead, it generates a buffer
  * which the caller must store before proceeding with the actual call
- * to #TALER_MINT_refresh_melt() that will generate the request.
+ * to #TALER_EXCHANGE_refresh_melt() that will generate the request.
  *
  * This function does verify that the given request data is internally
  * consistent.  However, the @a melts_sigs are only verified if @a
@@ -775,20 +775,20 @@ TALER_MINT_reserve_withdraw_cancel (struct TALER_MINT_ReserveWithdrawHandle *sig
  * @param fresh_pks array of @a pks_len denominations of fresh coins to create
  * @param[out] res_size set to the size of the return value, or 0 on error
  * @return NULL
- *         if the inputs are invalid (i.e. denomination key not with this mint).
+ *         if the inputs are invalid (i.e. denomination key not with this exchange).
  *         Otherwise, pointer to a buffer of @a res_size to store persistently
- *         before proceeding to #TALER_MINT_refresh_melt().
+ *         before proceeding to #TALER_EXCHANGE_refresh_melt().
  *         Non-null results should be freed using #GNUNET_free().
  */
 char *
-TALER_MINT_refresh_prepare (unsigned int num_melts,
+TALER_EXCHANGE_refresh_prepare (unsigned int num_melts,
                             const struct TALER_CoinSpendPrivateKeyP *melt_privs,
                             const struct TALER_Amount *melt_amounts,
                             const struct TALER_DenominationSignature *melt_sigs,
-                            const struct TALER_MINT_DenomPublicKey *melt_pks,
+                            const struct TALER_EXCHANGE_DenomPublicKey *melt_pks,
                             int check_sigs,
                             unsigned int fresh_pks_len,
-                            const struct TALER_MINT_DenomPublicKey *fresh_pks,
+                            const struct TALER_EXCHANGE_DenomPublicKey *fresh_pks,
                             size_t *res_size);
 
 
@@ -797,53 +797,53 @@ TALER_MINT_refresh_prepare (unsigned int num_melts,
 /**
  * @brief A /refresh/melt Handle
  */
-struct TALER_MINT_RefreshMeltHandle;
+struct TALER_EXCHANGE_RefreshMeltHandle;
 
 
 /**
  * Callbacks of this type are used to notify the application about the
  * result of the /refresh/melt stage.  If successful, the @a noreveal_index
- * should be committed to disk prior to proceeding #TALER_MINT_refresh_reveal().
+ * should be committed to disk prior to proceeding #TALER_EXCHANGE_refresh_reveal().
  *
  * @param cls closure
  * @param http_status HTTP response code, never #MHD_HTTP_OK (200) as for successful intermediate response this callback is skipped.
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
- * @param noreveal_index choice by the mint in the cut-and-choose protocol,
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
+ * @param noreveal_index choice by the exchange in the cut-and-choose protocol,
  *                    UINT16_MAX on error
- * @param full_response full response from the mint (for logging, in case of errors)
+ * @param full_response full response from the exchange (for logging, in case of errors)
  */
 typedef void
-(*TALER_MINT_RefreshMeltCallback) (void *cls,
+(*TALER_EXCHANGE_RefreshMeltCallback) (void *cls,
                                    unsigned int http_status,
                                    uint16_t noreveal_index,
                                    json_t *full_response);
 
 
 /**
- * Submit a melt request to the mint and get the mint's
+ * Submit a melt request to the exchange and get the exchange's
  * response.
  *
  * This API is typically used by a wallet.  Note that to ensure that
  * no money is lost in case of hardware failures, the provided
  * argument should have been constructed using
- * #TALER_MINT_refresh_prepare and committed to persistent storage
+ * #TALER_EXCHANGE_refresh_prepare and committed to persistent storage
  * prior to calling this function.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param refresh_data_length size of the @a refresh_data (returned
- *        in the `res_size` argument from #TALER_MINT_refresh_prepare())
+ *        in the `res_size` argument from #TALER_EXCHANGE_refresh_prepare())
  * @param refresh_data the refresh data as returned from
-          #TALER_MINT_refresh_prepare())
+          #TALER_EXCHANGE_refresh_prepare())
  * @param melt_cb the callback to call with the result
  * @param melt_cb_cls closure for @a melt_cb
  * @return a handle for this request; NULL if the argument was invalid.
  *         In this case, neither callback will be called.
  */
-struct TALER_MINT_RefreshMeltHandle *
-TALER_MINT_refresh_melt (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_RefreshMeltHandle *
+TALER_EXCHANGE_refresh_melt (struct TALER_EXCHANGE_Handle *exchange,
                          size_t refresh_data_length,
                          const char *refresh_data,
-                         TALER_MINT_RefreshMeltCallback melt_cb,
+                         TALER_EXCHANGE_RefreshMeltCallback melt_cb,
                          void *melt_cb_cls);
 
 
@@ -854,7 +854,7 @@ TALER_MINT_refresh_melt (struct TALER_MINT_Handle *mint,
  * @param rmh the refresh handle
  */
 void
-TALER_MINT_refresh_melt_cancel (struct TALER_MINT_RefreshMeltHandle *rmh);
+TALER_EXCHANGE_refresh_melt_cancel (struct TALER_EXCHANGE_RefreshMeltHandle *rmh);
 
 
 /* ********************* /refresh/reveal ***************************** */
@@ -862,7 +862,7 @@ TALER_MINT_refresh_melt_cancel (struct TALER_MINT_RefreshMeltHandle *rmh);
 
 /**
  * Callbacks of this type are used to return the final result of
- * submitting a refresh request to a mint.  If the operation was
+ * submitting a refresh request to a exchange.  If the operation was
  * successful, this function returns the signatures over the coins
  * that were remelted.  The @a coin_privs and @a sigs arrays give the
  * coins in the same order (and should have the same length) in which
@@ -870,14 +870,14 @@ TALER_MINT_refresh_melt_cancel (struct TALER_MINT_RefreshMeltHandle *rmh);
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param num_coins number of fresh coins created, length of the @a sigs and @a coin_privs arrays, 0 if the operation failed
  * @param coin_privs array of @a num_coins private keys for the coins that were created, NULL on error
  * @param sigs array of signature over @a num_coins coins, NULL on error
- * @param full_response full response from the mint (for logging, in case of errors)
+ * @param full_response full response from the exchange (for logging, in case of errors)
  */
 typedef void
-(*TALER_MINT_RefreshRevealCallback) (void *cls,
+(*TALER_EXCHANGE_RefreshRevealCallback) (void *cls,
                                      unsigned int http_status,
 
                                      unsigned int num_coins,
@@ -889,11 +889,11 @@ typedef void
 /**
  * @brief A /refresh/reveal Handle
  */
-struct TALER_MINT_RefreshRevealHandle;
+struct TALER_EXCHANGE_RefreshRevealHandle;
 
 
 /**
- * Submit a /refresh/reval request to the mint and get the mint's
+ * Submit a /refresh/reval request to the exchange and get the exchange's
  * response.
  *
  * This API is typically used by a wallet.  Note that to ensure that
@@ -901,25 +901,25 @@ struct TALER_MINT_RefreshRevealHandle;
  * arguments should have been committed to persistent storage
  * prior to calling this function.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param refresh_data_length size of the @a refresh_data (returned
- *        in the `res_size` argument from #TALER_MINT_refresh_prepare())
+ *        in the `res_size` argument from #TALER_EXCHANGE_refresh_prepare())
  * @param refresh_data the refresh data as returned from
-          #TALER_MINT_refresh_prepare())
- * @param noreveal_index response from the mint to the
- *        #TALER_MINT_refresh_melt() invocation
+          #TALER_EXCHANGE_refresh_prepare())
+ * @param noreveal_index response from the exchange to the
+ *        #TALER_EXCHANGE_refresh_melt() invocation
  * @param reveal_cb the callback to call with the final result of the
  *        refresh operation
  * @param reveal_cb_cls closure for the above callback
  * @return a handle for this request; NULL if the argument was invalid.
  *         In this case, neither callback will be called.
  */
-struct TALER_MINT_RefreshRevealHandle *
-TALER_MINT_refresh_reveal (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_RefreshRevealHandle *
+TALER_EXCHANGE_refresh_reveal (struct TALER_EXCHANGE_Handle *exchange,
                            size_t refresh_data_length,
                            const char *refresh_data,
                            uint16_t noreveal_index,
-                           TALER_MINT_RefreshRevealCallback reveal_cb,
+                           TALER_EXCHANGE_RefreshRevealCallback reveal_cb,
                            void *reveal_cb_cls);
 
 
@@ -930,7 +930,7 @@ TALER_MINT_refresh_reveal (struct TALER_MINT_Handle *mint,
  * @param rrh the refresh reval handle
  */
 void
-TALER_MINT_refresh_reveal_cancel (struct TALER_MINT_RefreshRevealHandle *rrh);
+TALER_EXCHANGE_refresh_reveal_cancel (struct TALER_EXCHANGE_RefreshRevealHandle *rrh);
 
 
 /* ********************* /refresh/link ***************************** */
@@ -939,26 +939,26 @@ TALER_MINT_refresh_reveal_cancel (struct TALER_MINT_RefreshRevealHandle *rrh);
 /**
  * @brief A /refresh/link Handle
  */
-struct TALER_MINT_RefreshLinkHandle;
+struct TALER_EXCHANGE_RefreshLinkHandle;
 
 
 /**
  * Callbacks of this type are used to return the final result of
- * submitting a /refresh/link request to a mint.  If the operation was
+ * submitting a /refresh/link request to a exchange.  If the operation was
  * successful, this function returns the signatures over the coins
  * that were created when the original coin was melted.
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
  * @param num_coins number of fresh coins created, length of the @a sigs and @a coin_privs arrays, 0 if the operation failed
  * @param coin_privs array of @a num_coins private keys for the coins that were created, NULL on error
  * @param sigs array of signature over @a num_coins coins, NULL on error
  * @param pubs array of public keys for the @a sigs, NULL on error
- * @param full_response full response from the mint (for logging, in case of errors)
+ * @param full_response full response from the exchange (for logging, in case of errors)
  */
 typedef void
-(*TALER_MINT_RefreshLinkCallback) (void *cls,
+(*TALER_EXCHANGE_RefreshLinkCallback) (void *cls,
                                    unsigned int http_status,
                                    unsigned int num_coins,
                                    const struct TALER_CoinSpendPrivateKeyP *coin_privs,
@@ -968,23 +968,23 @@ typedef void
 
 
 /**
- * Submit a link request to the mint and get the mint's response.
+ * Submit a link request to the exchange and get the exchange's response.
  *
  * This API is typically not used by anyone, it is more a threat
  * against those trying to receive a funds transfer by abusing the
  * /refresh protocol.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param coin_priv private key to request link data for
  * @param link_cb the callback to call with the useful result of the
  *        refresh operation the @a coin_priv was involved in (if any)
  * @param link_cb_cls closure for @a link_cb
  * @return a handle for this request
  */
-struct TALER_MINT_RefreshLinkHandle *
-TALER_MINT_refresh_link (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_RefreshLinkHandle *
+TALER_EXCHANGE_refresh_link (struct TALER_EXCHANGE_Handle *exchange,
                          const struct TALER_CoinSpendPrivateKeyP *coin_priv,
-                         TALER_MINT_RefreshLinkCallback link_cb,
+                         TALER_EXCHANGE_RefreshLinkCallback link_cb,
                          void *link_cb_cls);
 
 
@@ -995,7 +995,7 @@ TALER_MINT_refresh_link (struct TALER_MINT_Handle *mint,
  * @param rlh the refresh link handle
  */
 void
-TALER_MINT_refresh_link_cancel (struct TALER_MINT_RefreshLinkHandle *rlh);
+TALER_EXCHANGE_refresh_link_cancel (struct TALER_EXCHANGE_RefreshLinkHandle *rlh);
 
 
 /* ********************* /admin/add/incoming *********************** */
@@ -1004,31 +1004,31 @@ TALER_MINT_refresh_link_cancel (struct TALER_MINT_RefreshLinkHandle *rlh);
 /**
  * @brief A /admin/add/incoming Handle
  */
-struct TALER_MINT_AdminAddIncomingHandle;
+struct TALER_EXCHANGE_AdminAddIncomingHandle;
 
 
 /**
  * Callbacks of this type are used to serve the result of submitting
- * information about an incoming transaction to a mint.
+ * information about an incoming transaction to a exchange.
  *
  * @param cls closure
  * @param http_status HTTP response code, #MHD_HTTP_OK (200) for successful status request
- *                    0 if the mint's reply is bogus (fails to follow the protocol)
- * @param full_response full response from the mint (for logging, in case of errors)
+ *                    0 if the exchange's reply is bogus (fails to follow the protocol)
+ * @param full_response full response from the exchange (for logging, in case of errors)
  */
 typedef void
-(*TALER_MINT_AdminAddIncomingResultCallback) (void *cls,
+(*TALER_EXCHANGE_AdminAddIncomingResultCallback) (void *cls,
                                               unsigned int http_status,
                                               json_t *full_response);
 
 
 /**
- * Notify the mint that we have received an incoming transaction
+ * Notify the exchange that we have received an incoming transaction
  * which fills a reserve.  Note that this API is an administrative
- * API and thus not accessible to typical mint clients, but only
- * to the operators of the mint.
+ * API and thus not accessible to typical exchange clients, but only
+ * to the operators of the exchange.
  *
- * @param mint the mint handle; the mint must be ready to operate
+ * @param exchange the exchange handle; the exchange must be ready to operate
  * @param reserve_pub public key of the reserve
  * @param amount amount that was deposited
  * @param execution_date when did we receive the amount
@@ -1039,13 +1039,13 @@ typedef void
  *         if the inputs are invalid (i.e. invalid amount).
  *         In this case, the callback is not called.
  */
-struct TALER_MINT_AdminAddIncomingHandle *
-TALER_MINT_admin_add_incoming (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_AdminAddIncomingHandle *
+TALER_EXCHANGE_admin_add_incoming (struct TALER_EXCHANGE_Handle *exchange,
                                const struct TALER_ReservePublicKeyP *reserve_pub,
                                const struct TALER_Amount *amount,
                                struct GNUNET_TIME_Absolute execution_date,
                                const json_t *wire,
-                               TALER_MINT_AdminAddIncomingResultCallback res_cb,
+                               TALER_EXCHANGE_AdminAddIncomingResultCallback res_cb,
                                void *res_cb_cls);
 
 
@@ -1056,7 +1056,7 @@ TALER_MINT_admin_add_incoming (struct TALER_MINT_Handle *mint,
  * @param aai the admin add incoming request handle
  */
 void
-TALER_MINT_admin_add_incoming_cancel (struct TALER_MINT_AdminAddIncomingHandle *aai);
+TALER_EXCHANGE_admin_add_incoming_cancel (struct TALER_EXCHANGE_AdminAddIncomingHandle *aai);
 
 
 /* ********************* /wire/deposits *********************** */
@@ -1064,12 +1064,12 @@ TALER_MINT_admin_add_incoming_cancel (struct TALER_MINT_AdminAddIncomingHandle *
 /**
  * @brief A /wire/deposits Handle
  */
-struct TALER_MINT_WireDepositsHandle;
+struct TALER_EXCHANGE_WireDepositsHandle;
 
 
 /**
  * Details for one of the /deposit operations that the
- * mint combined into a single wire transfer.
+ * exchange combined into a single wire transfer.
  */
 struct TALER_WireDepositDetails
 {
@@ -1089,7 +1089,7 @@ struct TALER_WireDepositDetails
   struct TALER_Amount coin_value;
 
   /**
-   * Fee charged by the mint for the deposit.
+   * Fee charged by the exchange for the deposit.
    */
   struct TALER_Amount coin_fee;
 
@@ -1106,18 +1106,18 @@ struct TALER_WireDepositDetails
  * of the coin transactions that were combined into the wire transfer.
  *
  * @param cls closure
- * @param http_status HTTP status code we got, 0 on mint protocol violation
+ * @param http_status HTTP status code we got, 0 on exchange protocol violation
  * @param json original json reply (may include signatures, those have then been
  *        validated already)
- * @param wtid extracted wire transfer identifier, or NULL if the mint could
+ * @param wtid extracted wire transfer identifier, or NULL if the exchange could
  *             not provide any (set only if @a http_status is #MHD_HTTP_OK)
- * @param total_amount total amount of the wire transfer, or NULL if the mint could
+ * @param total_amount total amount of the wire transfer, or NULL if the exchange could
  *             not provide any @a wtid (set only if @a http_status is #MHD_HTTP_OK)
  * @param details_length length of the @a details array
  * @param details array with details about the combined transactions
  */
 typedef void
-(*TALER_MINT_WireDepositsCallback)(void *cls,
+(*TALER_EXCHANGE_WireDepositsCallback)(void *cls,
                                    unsigned int http_status,
                                    json_t *json,
                                    const struct GNUNET_HashCode *h_wire,
@@ -1127,19 +1127,19 @@ typedef void
 
 
 /**
- * Query the mint about which transactions were combined
+ * Query the exchange about which transactions were combined
  * to create a wire transfer.
  *
- * @param mint mint to query
+ * @param exchange exchange to query
  * @param wtid raw wire transfer identifier to get information about
  * @param cb callback to call
  * @param cb_cls closure for @a cb
  * @return handle to cancel operation
  */
-struct TALER_MINT_WireDepositsHandle *
-TALER_MINT_wire_deposits (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_WireDepositsHandle *
+TALER_EXCHANGE_wire_deposits (struct TALER_EXCHANGE_Handle *exchange,
                           const struct TALER_WireTransferIdentifierRawP *wtid,
-                          TALER_MINT_WireDepositsCallback cb,
+                          TALER_EXCHANGE_WireDepositsCallback cb,
                           void *cb_cls);
 
 
@@ -1150,7 +1150,7 @@ TALER_MINT_wire_deposits (struct TALER_MINT_Handle *mint,
  * @param wdh the wire deposits request handle
  */
 void
-TALER_MINT_wire_deposits_cancel (struct TALER_MINT_WireDepositsHandle *wdh);
+TALER_EXCHANGE_wire_deposits_cancel (struct TALER_EXCHANGE_WireDepositsHandle *wdh);
 
 
 /* ********************* /deposit/wtid *********************** */
@@ -1159,23 +1159,23 @@ TALER_MINT_wire_deposits_cancel (struct TALER_MINT_WireDepositsHandle *wdh);
 /**
  * @brief A /deposit/wtid Handle
  */
-struct TALER_MINT_DepositWtidHandle;
+struct TALER_EXCHANGE_DepositWtidHandle;
 
 
 /**
  * Function called with detailed wire transfer data.
  *
  * @param cls closure
- * @param http_status HTTP status code we got, 0 on mint protocol violation
+ * @param http_status HTTP status code we got, 0 on exchange protocol violation
  * @param json original json reply (may include signatures, those have then been
  *        validated already)
- * @param wtid wire transfer identifier used by the mint, NULL if mint did not
+ * @param wtid wire transfer identifier used by the exchange, NULL if exchange did not
  *                  yet execute the transaction
  * @param execution_time actual or planned execution time for the wire transfer
  * @param coin_contribution contribution to the @a total_amount of the deposited coin (may be NULL)
  */
 typedef void
-(*TALER_MINT_DepositWtidCallback)(void *cls,
+(*TALER_EXCHANGE_DepositWtidCallback)(void *cls,
                                   unsigned int http_status,
                                   json_t *json,
                                   const struct TALER_WireTransferIdentifierRawP *wtid,
@@ -1186,7 +1186,7 @@ typedef void
 /**
  * Obtain the wire transfer details for a given deposit.
  *
- * @param mint the mint to query
+ * @param exchange the exchange to query
  * @param merchant_priv the merchant's private key
  * @param h_wire hash of merchant's wire transfer details
  * @param h_contract hash of the contract
@@ -1196,14 +1196,14 @@ typedef void
  * @param cb_cls closure for @a cb
  * @return handle to abort request
  */
-struct TALER_MINT_DepositWtidHandle *
-TALER_MINT_deposit_wtid (struct TALER_MINT_Handle *mint,
+struct TALER_EXCHANGE_DepositWtidHandle *
+TALER_EXCHANGE_deposit_wtid (struct TALER_EXCHANGE_Handle *exchange,
                          const struct TALER_MerchantPrivateKeyP *merchant_priv,
                          const struct GNUNET_HashCode *h_wire,
                          const struct GNUNET_HashCode *h_contract,
                          const struct TALER_CoinSpendPublicKeyP *coin_pub,
                          uint64_t transaction_id,
-                         TALER_MINT_DepositWtidCallback cb,
+                         TALER_EXCHANGE_DepositWtidCallback cb,
                          void *cb_cls);
 
 
@@ -1214,7 +1214,7 @@ TALER_MINT_deposit_wtid (struct TALER_MINT_Handle *mint,
  * @param dwh the wire deposits request handle
  */
 void
-TALER_MINT_deposit_wtid_cancel (struct TALER_MINT_DepositWtidHandle *dwh);
+TALER_EXCHANGE_deposit_wtid_cancel (struct TALER_EXCHANGE_DepositWtidHandle *dwh);
 
 
-#endif  /* _TALER_MINT_SERVICE_H */
+#endif  /* _TALER_EXCHANGE_SERVICE_H */
diff --git a/src/include/taler_mintdb_lib.h b/src/include/taler_exchangedb_lib.h
index 70e314d9a..347ad0650 100644
--- a/src/include/taler_mintdb_lib.h
+++ b/src/include/taler_exchangedb_lib.h
@@ -14,62 +14,62 @@
   TALER; see the file COPYING.  If not, If not, see <http://www.gnu.org/licenses/>
 */
 /**
- * @file include/taler_mintdb_lib.h
- * @brief IO operations for the mint's private keys
+ * @file include/taler_exchangedb_lib.h
+ * @brief IO operations for the exchange's private keys
  * @author Florian Dold
  * @author Benedikt Mueller
  * @author Christian Grothoff
  */
-#ifndef TALER_MINTDB_LIB_H
-#define TALER_MINTDB_LIB_H
+#ifndef TALER_EXCHANGEDB_LIB_H
+#define TALER_EXCHANGEDB_LIB_H
 
 #include "taler_signatures.h"
 
 /**
- * Subdirectroy under the mint's base directory which contains
- * the mint's signing keys.
+ * Subdirectroy under the exchange's base directory which contains
+ * the exchange's signing keys.
  */
-#define TALER_MINTDB_DIR_SIGNING_KEYS "signkeys"
+#define TALER_EXCHANGEDB_DIR_SIGNING_KEYS "signkeys"
 
 /**
- * Subdirectory under the mint's base directory which contains
- * the mint's denomination keys.
+ * Subdirectory under the exchange's base directory which contains
+ * the exchange's denomination keys.
  */
-#define TALER_MINTDB_DIR_DENOMINATION_KEYS "denomkeys"
+#define TALER_EXCHANGEDB_DIR_DENOMINATION_KEYS "denomkeys"
 
 /**
- * Subdirectory under the mint's base directory which contains
- * the mint's auditing information.
+ * Subdirectory under the exchange's base directory which contains
+ * the exchange's auditing information.
  */
-#define TALER_MINTDB_DIR_AUDITORS "auditors"
+#define TALER_EXCHANGEDB_DIR_AUDITORS "auditors"
 
 
 GNUNET_NETWORK_STRUCT_BEGIN
 
 /**
- * @brief On disk format used for a mint signing key.  Signing keys are used
- * by the mint to affirm its messages, but not to create coins.
+ * @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_MINTDB_PrivateSigningKeyInformationP
+struct TALER_EXCHANGEDB_PrivateSigningKeyInformationP
 {
   /**
-   * Private key part of the mint's signing key.
+   * Private key part of the exchange's signing key.
    */
-  struct TALER_MintPrivateKeyP signkey_priv;
+  struct TALER_ExchangePrivateKeyP signkey_priv;
 
   /**
-   * Public information about a mint signing key.
+   * Public information about a exchange signing key.
    */
-  struct TALER_MintSigningKeyValidityPS issue;
+  struct TALER_ExchangeSigningKeyValidityPS issue;
 };
 
 
 /**
  * Information about a denomination key.
  */
-struct TALER_MINTDB_DenominationKeyInformationP
+struct TALER_EXCHANGEDB_DenominationKeyInformationP
 {
 
   /**
@@ -91,7 +91,7 @@ GNUNET_NETWORK_STRUCT_END
  * @brief All information about a denomination key (which is used to
  * sign coins into existence).
  */
-struct TALER_MINTDB_DenominationKeyIssueInformation
+struct TALER_EXCHANGEDB_DenominationKeyIssueInformation
 {
   /**
    * The private key of the denomination.  Will be NULL if the private
@@ -109,7 +109,7 @@ struct TALER_MINTDB_DenominationKeyIssueInformation
   /**
    * Signed public information about a denomination key.
    */
-  struct TALER_MINTDB_DenominationKeyInformationP issue;
+  struct TALER_EXCHANGEDB_DenominationKeyInformationP issue;
 };
 
 
@@ -124,16 +124,16 @@ struct TALER_MINTDB_DenominationKeyIssueInformation
  *  #GNUNET_SYSERR to abort iteration with error!
  */
 typedef int
-(*TALER_MINTDB_SigningKeyIterator)(void *cls,
+(*TALER_EXCHANGEDB_SigningKeyIterator)(void *cls,
                                    const char *filename,
-                                   const struct TALER_MINTDB_PrivateSigningKeyInformationP *ski);
+                                   const struct TALER_EXCHANGEDB_PrivateSigningKeyInformationP *ski);
 
 
 /**
- * Call @a it for each signing key found in the @a mint_base_dir.
+ * Call @a it for each signing key found in the @a exchange_base_dir.
  *
- * @param mint_base_dir base directory for the mint,
- *                      the signing keys must be in the #TALER_MINTDB_DIR_SIGNING_KEYS
+ * @param exchange_base_dir base directory for the exchange,
+ *                      the signing keys must be in the #TALER_EXCHANGEDB_DIR_SIGNING_KEYS
  *                      subdirectory
  * @param it function to call on each signing key
  * @param it_cls closure for @a it
@@ -142,8 +142,8 @@ typedef int
  *         files are simply skipped), -1 on error
  */
 int
-TALER_MINTDB_signing_keys_iterate (const char *mint_base_dir,
-                                   TALER_MINTDB_SigningKeyIterator it,
+TALER_EXCHANGEDB_signing_keys_iterate (const char *exchange_base_dir,
+                                   TALER_EXCHANGEDB_SigningKeyIterator it,
                                    void *it_cls);
 
 
@@ -159,16 +159,16 @@ TALER_MINTDB_signing_keys_iterate (const char *mint_base_dir,
  *  #GNUNET_SYSERR to abort iteration with error!
  */
 typedef int
-(*TALER_MINTDB_DenominationKeyIterator)(void *cls,
+(*TALER_EXCHANGEDB_DenominationKeyIterator)(void *cls,
                                         const char *alias,
-                                        const struct TALER_MINTDB_DenominationKeyIssueInformation *dki);
+                                        const struct TALER_EXCHANGEDB_DenominationKeyIssueInformation *dki);
 
 
 /**
- * Call @a it for each denomination key found in the @a mint_base_dir.
+ * Call @a it for each denomination key found in the @a exchange_base_dir.
  *
- * @param mint_base_dir base directory for the mint,
- *                      the signing keys must be in the #TALER_MINTDB_DIR_DENOMINATION_KEYS
+ * @param exchange_base_dir base directory for the exchange,
+ *                      the signing keys must be in the #TALER_EXCHANGEDB_DIR_DENOMINATION_KEYS
  *                      subdirectory
  * @param it function to call on each denomination key found
  * @param it_cls closure for @a it
@@ -178,8 +178,8 @@ typedef int
  *         as maybe none of the files were well-formed)
  */
 int
-TALER_MINTDB_denomination_keys_iterate (const char *mint_base_dir,
-                                        TALER_MINTDB_DenominationKeyIterator it,
+TALER_EXCHANGEDB_denomination_keys_iterate (const char *exchange_base_dir,
+                                        TALER_EXCHANGEDB_DenominationKeyIterator it,
                                         void *it_cls);
 
 
@@ -191,8 +191,8 @@ TALER_MINTDB_denomination_keys_iterate (const char *mint_base_dir,
  * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure.
  */
 int
-TALER_MINTDB_denomination_key_write (const char *filename,
-                                     const struct TALER_MINTDB_DenominationKeyIssueInformation *dki);
+TALER_EXCHANGEDB_denomination_key_write (const char *filename,
+                                     const struct TALER_EXCHANGEDB_DenominationKeyIssueInformation *dki);
 
 
 /**
@@ -203,8 +203,8 @@ TALER_MINTDB_denomination_key_write (const char *filename,
  * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure
  */
 int
-TALER_MINTDB_denomination_key_read (const char *filename,
-                                    struct TALER_MINTDB_DenominationKeyIssueInformation *dki);
+TALER_EXCHANGEDB_denomination_key_read (const char *filename,
+                                    struct TALER_EXCHANGEDB_DenominationKeyIssueInformation *dki);
 
 
 /**
@@ -212,7 +212,7 @@ TALER_MINTDB_denomination_key_read (const char *filename,
  *
  * @param cls closure
  * @param apub the auditor's public key
- * @param mpub the mint's public key (as expected by the auditor)
+ * @param mpub the exchange's public key (as expected by the auditor)
  * @param dki_len length of @a asig and @a dki arrays
  * @param asigs array of the auditor's signatures over the @a dks, of length @a dki_len
  * @param dki array of denomination coin data signed by the auditor, of length @a dki_len
@@ -221,7 +221,7 @@ TALER_MINTDB_denomination_key_read (const char *filename,
  *  #GNUNET_SYSERR to abort iteration with error!
  */
 typedef int
-(*TALER_MINTDB_AuditorIterator)(void *cls,
+(*TALER_EXCHANGEDB_AuditorIterator)(void *cls,
                                 const struct TALER_AuditorPublicKeyP *apub,
                                 const struct TALER_MasterPublicKeyP *mpub,
                                 unsigned int dki_len,
@@ -230,10 +230,10 @@ typedef int
 
 
 /**
- * Call @a it with information for each auditor found in the @a mint_base_dir.
+ * Call @a it with information for each auditor found in the @a exchange_base_dir.
  *
- * @param mint_base_dir base directory for the mint,
- *                      the signing keys must be in the #TALER_MINTDB_DIR_DENOMINATION_KEYS
+ * @param exchange_base_dir base directory for the exchange,
+ *                      the signing keys must be in the #TALER_EXCHANGEDB_DIR_DENOMINATION_KEYS
  *                      subdirectory
  * @param it function to call with auditor information
  * @param it_cls closure for @a it
@@ -243,8 +243,8 @@ typedef int
  *         as maybe none of the files were well-formed)
  */
 int
-TALER_MINTDB_auditor_iterate (const char *mint_base_dir,
-                              TALER_MINTDB_AuditorIterator it,
+TALER_EXCHANGEDB_auditor_iterate (const char *exchange_base_dir,
+                              TALER_EXCHANGEDB_AuditorIterator it,
                               void *it_cls);
 
 
@@ -254,13 +254,13 @@ TALER_MINTDB_auditor_iterate (const char *mint_base_dir,
  * @param filename the file where to write the auditor information to
  * @param apub the auditor's public key
  * @param asigs the auditor's signatures, array of length @a dki_len
- * @param mpub the mint's public key (as expected by the auditor)
+ * @param mpub the exchange's public key (as expected by the auditor)
  * @param dki_len length of @a dki and @a asigs arrays
  * @param dki array of denomination coin data signed by the auditor
  * @return #GNUNET_OK upon success; #GNUNET_SYSERR upon failure.
  */
 int
-TALER_MINTDB_auditor_write (const char *filename,
+TALER_EXCHANGEDB_auditor_write (const char *filename,
                             const struct TALER_AuditorPublicKeyP *apub,
                             const struct TALER_AuditorSignatureP *asigs,
                             const struct TALER_MasterPublicKeyP *mpub,
@@ -274,8 +274,8 @@ TALER_MINTDB_auditor_write (const char *filename,
  * @param cfg configuration to use
  * @return NULL on failure
  */
-struct TALER_MINTDB_Plugin *
-TALER_MINTDB_plugin_load (const struct GNUNET_CONFIGURATION_Handle *cfg);
+struct TALER_EXCHANGEDB_Plugin *
+TALER_EXCHANGEDB_plugin_load (const struct GNUNET_CONFIGURATION_Handle *cfg);
 
 
 /**
@@ -284,7 +284,7 @@ TALER_MINTDB_plugin_load (const struct GNUNET_CONFIGURATION_Handle *cfg);
  * @param plugin plugin to unload
  */
 void
-TALER_MINTDB_plugin_unload (struct TALER_MINTDB_Plugin *plugin);
+TALER_EXCHANGEDB_plugin_unload (struct TALER_EXCHANGEDB_Plugin *plugin);
 
 
 
diff --git a/src/include/taler_mintdb_plugin.h b/src/include/taler_exchangedb_plugin.h
index b65b3e4f7..aecb050a7 100644
--- a/src/include/taler_mintdb_plugin.h
+++ b/src/include/taler_exchangedb_plugin.h
@@ -14,22 +14,22 @@
   TALER; see the file COPYING.  If not, If not, see <http://www.gnu.org/licenses/>
 */
 /**
- * @file include/taler_mintdb_plugin.h
- * @brief Low-level (statement-level) database access for the mint
+ * @file include/taler_exchangedb_plugin.h
+ * @brief Low-level (statement-level) database access for the exchange
  * @author Florian Dold
  * @author Christian Grothoff
  */
-#ifndef TALER_MINTDB_PLUGIN_H
-#define TALER_MINTDB_PLUGIN_H
+#ifndef TALER_EXCHANGEDB_PLUGIN_H
+#define TALER_EXCHANGEDB_PLUGIN_H
 
 #include <gnunet/gnunet_util_lib.h>
-#include "taler_mintdb_lib.h"
+#include "taler_exchangedb_lib.h"
 
 
 /**
  * @brief Information we keep on bank transfer(s) that established a reserve.
  */
-struct TALER_MINTDB_BankTransfer
+struct TALER_EXCHANGEDB_BankTransfer
 {
 
   /**
@@ -38,13 +38,13 @@ struct TALER_MINTDB_BankTransfer
   struct TALER_ReservePublicKeyP reserve_pub;
 
   /**
-   * Amount that was transferred to the mint.
+   * Amount that was transferred to the exchange.
    */
   struct TALER_Amount amount;
 
   /**
-   * When did the mint receive the incoming transaction?
-   * (This is the execution date of the mint's database,
+   * When did the exchange receive the incoming transaction?
+   * (This is the execution date of the exchange's database,
    * the execution date of the bank should be in @e wire).
    */
   struct GNUNET_TIME_Absolute execution_date;
@@ -60,7 +60,7 @@ struct TALER_MINTDB_BankTransfer
 /**
  * @brief A summary of a Reserve
  */
-struct TALER_MINTDB_Reserve
+struct TALER_EXCHANGEDB_Reserve
 {
   /**
    * The reserve's public key.  This uniquely identifies the reserve
@@ -84,7 +84,7 @@ struct TALER_MINTDB_Reserve
  * the /withdraw operation if needed, and to have proof
  * that a reserve was drained by this amount.
  */
-struct TALER_MINTDB_CollectableBlindcoin
+struct TALER_EXCHANGEDB_CollectableBlindcoin
 {
 
   /**
@@ -98,7 +98,7 @@ struct TALER_MINTDB_CollectableBlindcoin
   struct TALER_DenominationPublicKey denom_pub;
 
   /**
-   * Value of the coin being minted (matching the denomination key)
+   * Value of the coin being exchangeed (matching the denomination key)
    * plus the transaction fee.  We include this in what is being
    * signed so that we can verify a reserve's remaining total balance
    * without needing to access the respective denomination key
@@ -107,14 +107,14 @@ struct TALER_MINTDB_CollectableBlindcoin
   struct TALER_Amount amount_with_fee;
 
   /**
-   * Withdrawl fee charged by the mint.  This must match the Mint's
+   * Withdrawl fee charged by the exchange.  This must match the Exchange's
    * denomination key's withdrawl fee.  If the client puts in an
    * invalid withdrawl fee (too high or too low) that does not match
-   * the Mint's denomination key, the withdraw operation is invalid
-   * and will be rejected by the mint.  The @e amount_with_fee minus
+   * the Exchange's denomination key, the withdraw operation is invalid
+   * and will be rejected by the exchange.  The @e amount_with_fee minus
    * the @e withdraw_fee is must match the value of the generated
    * coin.  We include this in what is being signed so that we can
-   * verify a mint's accounting without needing to access the
+   * verify a exchange's accounting without needing to access the
    * respective denomination key information each time.
    */
   struct TALER_Amount withdraw_fee;
@@ -142,17 +142,17 @@ struct TALER_MINTDB_CollectableBlindcoin
 /**
  * @brief Types of operations on a reserved.
  */
-enum TALER_MINTDB_ReserveOperation
+enum TALER_EXCHANGEDB_ReserveOperation
 {
   /**
    * Money was deposited into the reserve via a bank transfer.
    */
-  TALER_MINTDB_RO_BANK_TO_MINT = 0,
+  TALER_EXCHANGEDB_RO_BANK_TO_EXCHANGE = 0,
 
   /**
    * A Coin was withdrawn from the reserve using /withdraw.
    */
-  TALER_MINTDB_RO_WITHDRAW_COIN = 1
+  TALER_EXCHANGEDB_RO_WITHDRAW_COIN = 1
 };
 
 
@@ -162,18 +162,18 @@ enum TALER_MINTDB_ReserveOperation
  * established the reserve and all /withdraw operations we have done
  * since).
  */
-struct TALER_MINTDB_ReserveHistory
+struct TALER_EXCHANGEDB_ReserveHistory
 {
 
   /**
    * Next entry in the reserve history.
    */
-  struct TALER_MINTDB_ReserveHistory *next;
+  struct TALER_EXCHANGEDB_ReserveHistory *next;
 
   /**
    * Type of the event, determins @e details.
    */
-  enum TALER_MINTDB_ReserveOperation type;
+  enum TALER_EXCHANGEDB_ReserveOperation type;
 
   /**
    * Details of the operation, depending on @e type.
@@ -182,14 +182,14 @@ struct TALER_MINTDB_ReserveHistory
   {
 
     /**
-     * Details about a bank transfer to the mint.
+     * Details about a bank transfer to the exchange.
      */
-    struct TALER_MINTDB_BankTransfer *bank;
+    struct TALER_EXCHANGEDB_BankTransfer *bank;
 
     /**
      * Details about a /withdraw operation.
      */
-    struct TALER_MINTDB_CollectableBlindcoin *withdraw;
+    struct TALER_EXCHANGEDB_CollectableBlindcoin *withdraw;
 
   } details;
 
@@ -207,7 +207,7 @@ struct TALER_MINTDB_ReserveHistory
  * (as determined by transaction ID).  (Note: we might want to
  * fix #3819 and include at least h_contract as well.)
  */
-struct TALER_MINTDB_Deposit
+struct TALER_EXCHANGEDB_Deposit
 {
   /**
    * Information about the coin that is being deposited.
@@ -230,14 +230,14 @@ struct TALER_MINTDB_Deposit
 
   /**
    * Hash over the contract between merchant and customer
-   * (remains unknown to the Mint).
+   * (remains unknown to the Exchange).
    */
   struct GNUNET_HashCode h_contract;
 
   /**
    * Hash of the (canonical) representation of @e wire, used
    * to check the signature on the request.  Generated by
-   * the mint from the detailed wire data provided by the
+   * the exchange from the detailed wire data provided by the
    * merchant.
    */
   struct GNUNET_HashCode h_wire;
@@ -256,12 +256,12 @@ struct TALER_MINTDB_Deposit
   /**
    * Time when this request was generated.  Used, for example, to
    * assess when (roughly) the income was achieved for tax purposes.
-   * Note that the Mint will only check that the timestamp is not "too
+   * Note that the Exchange will only check that the timestamp is not "too
    * far" into the future (i.e. several days).  The fact that the
    * timestamp falls within the validity period of the coin's
    * denomination key is irrelevant for the validity of the deposit
    * request, as obviously the customer and merchant could conspire to
-   * set any timestamp.  Also, the Mint must accept very old deposit
+   * set any timestamp.  Also, the Exchange must accept very old deposit
    * requests, as the merchant might have been unable to transmit the
    * deposit request in a timely fashion (so back-dating is not
    * prevented).
@@ -302,7 +302,7 @@ struct TALER_MINTDB_Deposit
  * dimensions of the operation, security parameters and
  * client signatures from "/refresh/melt" and "/refresh/commit".
  */
-struct TALER_MINTDB_RefreshSession
+struct TALER_EXCHANGEDB_RefreshSession
 {
 
   /**
@@ -316,7 +316,7 @@ struct TALER_MINTDB_RefreshSession
   uint16_t num_newcoins;
 
   /**
-   * Index (smaller #TALER_CNC_KAPPA) which the mint has chosen to not
+   * Index (smaller #TALER_CNC_KAPPA) which the exchange has chosen to not
    * have revealed during cut and choose.
    */
   uint16_t noreveal_index;
@@ -327,7 +327,7 @@ struct TALER_MINTDB_RefreshSession
 /**
  * @brief Specification for coin in a /refresh/melt operation.
  */
-struct TALER_MINTDB_RefreshMelt
+struct TALER_EXCHANGEDB_RefreshMelt
 {
   /**
    * Information about the coin that is being melted.
@@ -355,11 +355,11 @@ struct TALER_MINTDB_RefreshMelt
   struct TALER_Amount amount_with_fee;
 
   /**
-   * Melting fee charged by the mint.  This must match the Mint's
+   * Melting fee charged by the exchange.  This must match the Exchange's
    * denomination key's melting fee.  If the client puts in an invalid
-   * melting fee (too high or too low) that does not match the Mint's
+   * melting fee (too high or too low) that does not match the Exchange's
    * denomination key, the melting operation is invalid and will be
-   * rejected by the mint.  The @e amount_with_fee minus the @e
+   * rejected by the exchange.  The @e amount_with_fee minus the @e
    * melt_fee is the amount that will be credited to the melting
    * session.
    */
@@ -369,12 +369,12 @@ struct TALER_MINTDB_RefreshMelt
 
 
 /**
- * @brief We have as many `struct TALER_MINTDB_RefreshCommitCoin` as there are new
+ * @brief We have as many `struct TALER_EXCHANGEDB_RefreshCommitCoin` as there are new
  * coins being created by the refresh (for each of the #TALER_CNC_KAPPA
- * sets).  These are the coins we ask the mint to sign if the
+ * sets).  These are the coins we ask the exchange to sign if the
  * respective set is selected.
  */
-struct TALER_MINTDB_RefreshCommitCoin
+struct TALER_EXCHANGEDB_RefreshCommitCoin
 {
 
   /**
@@ -399,12 +399,12 @@ struct TALER_MINTDB_RefreshCommitCoin
 /**
  * @brief Linked list of refresh information linked to a coin.
  */
-struct TALER_MINTDB_LinkDataList
+struct TALER_EXCHANGEDB_LinkDataList
 {
   /**
    * Information is stored in a NULL-terminated linked list.
    */
-  struct TALER_MINTDB_LinkDataList *next;
+  struct TALER_EXCHANGEDB_LinkDataList *next;
 
   /**
    * Link data, used to recover the private key of the coin
@@ -428,17 +428,17 @@ struct TALER_MINTDB_LinkDataList
  * @brief Enumeration to classify the different types of transactions
  * that can be done with a coin.
  */
-enum TALER_MINTDB_TransactionType
+enum TALER_EXCHANGEDB_TransactionType
 {
   /**
    * /deposit operation.
    */
-  TALER_MINTDB_TT_DEPOSIT = 0,
+  TALER_EXCHANGEDB_TT_DEPOSIT = 0,
 
   /**
    * /refresh/melt operation.
    */
-  TALER_MINTDB_TT_REFRESH_MELT = 1
+  TALER_EXCHANGEDB_TT_REFRESH_MELT = 1
 
 };
 
@@ -446,18 +446,18 @@ enum TALER_MINTDB_TransactionType
 /**
  * @brief List of transactions we performed for a particular coin.
  */
-struct TALER_MINTDB_TransactionList
+struct TALER_EXCHANGEDB_TransactionList
 {
 
   /**
    * Next pointer in the NULL-terminated linked list.
    */
-  struct TALER_MINTDB_TransactionList *next;
+  struct TALER_EXCHANGEDB_TransactionList *next;
 
   /**
    * Type of the transaction, determines what is stored in @e details.
    */
-  enum TALER_MINTDB_TransactionType type;
+  enum TALER_EXCHANGEDB_TransactionType type;
 
   /**
    * Details about the transaction, depending on @e type.
@@ -468,12 +468,12 @@ struct TALER_MINTDB_TransactionList
     /**
      * Details if transaction was a /deposit operation.
      */
-    struct TALER_MINTDB_Deposit *deposit;
+    struct TALER_EXCHANGEDB_Deposit *deposit;
 
     /**
      * Details if transaction was a /refresh/melt operation.
      */
-    struct TALER_MINTDB_RefreshMelt *melt;
+    struct TALER_EXCHANGEDB_RefreshMelt *melt;
 
   } details;
 
@@ -483,7 +483,7 @@ struct TALER_MINTDB_TransactionList
 /**
  * @brief All of the information from a /refresh/melt commitment.
  */
-struct TALER_MINTDB_MeltCommitment
+struct TALER_EXCHANGEDB_MeltCommitment
 {
 
   /**
@@ -499,7 +499,7 @@ struct TALER_MINTDB_MeltCommitment
   /**
    * Array of @e num_oldcoins melt operation details.
    */
-  struct TALER_MINTDB_RefreshMelt *melts;
+  struct TALER_EXCHANGEDB_RefreshMelt *melts;
 
   /**
    * Array of @e num_newcoins denomination keys
@@ -509,7 +509,7 @@ struct TALER_MINTDB_MeltCommitment
   /**
    * 2D-Array of #TALER_CNC_KAPPA and @e num_newcoins commitments.
    */
-  struct TALER_MINTDB_RefreshCommitCoin *commit_coins[TALER_CNC_KAPPA];
+  struct TALER_EXCHANGEDB_RefreshCommitCoin *commit_coins[TALER_CNC_KAPPA];
 
   /**
    * 2D-Array of #TALER_CNC_KAPPA and @e new_oldcoins links.
@@ -521,7 +521,7 @@ struct TALER_MINTDB_MeltCommitment
 /**
  * @brief Handle for a database session (per-thread, for transactions).
  */
-struct TALER_MINTDB_Session;
+struct TALER_EXCHANGEDB_Session;
 
 
 /**
@@ -535,7 +535,7 @@ struct TALER_MINTDB_Session;
  * @param merchant_pub public key of the merchant
  * @param coin_pub public key of the coin
  * @param amount_with_fee amount that was deposited including fee
- * @param deposit_fee amount the mint gets to keep as transaction fees
+ * @param deposit_fee amount the exchange gets to keep as transaction fees
  * @param transaction_id unique transaction ID chosen by the merchant
  * @param h_contract hash of the contract between merchant and customer
  * @param wire_deadline by which the merchant adviced that he would like the
@@ -544,7 +544,7 @@ struct TALER_MINTDB_Session;
  * @return #GNUNET_OK to continue to iterate, #GNUNET_SYSERR to stop
  */
 typedef int
-(*TALER_MINTDB_DepositIterator)(void *cls,
+(*TALER_EXCHANGEDB_DepositIterator)(void *cls,
                                 unsigned long long rowid,
                                 const struct TALER_MerchantPublicKeyP *merchant_pub,
                                 const struct TALER_CoinSpendPublicKeyP *coin_pub,
@@ -566,7 +566,7 @@ typedef int
  * @param shared_secret_enc set to shared secret for the session
  */
 typedef void
-(*TALER_MINTDB_TransferDataCallback)(void *cls,
+(*TALER_EXCHANGEDB_TransferDataCallback)(void *cls,
                                      const struct GNUNET_HashCode *session_hash,
                                      const struct TALER_TransferPublicKeyP *transfer_pub,
                                      const struct TALER_EncryptedLinkSecretP *shared_secret_enc);
@@ -582,12 +582,12 @@ typedef void
  *         if the transaction was not yet done
  * @param coin_contribution how much did the coin we asked about
  *        contribute to the total transfer value? (deposit value including fee)
- * @param coin_fee how much did the mint charge for the deposit fee
+ * @param coin_fee how much did the exchange charge for the deposit fee
  * @param execution_time when was the transaction done, or
  *         when we expect it to be done (if @a wtid was NULL)
  */
 typedef void
-(*TALER_MINTDB_DepositWtidCallback)(void *cls,
+(*TALER_EXCHANGEDB_DepositWtidCallback)(void *cls,
 				    const struct TALER_WireTransferIdentifierRawP *wtid,
                                     const struct TALER_Amount *coin_contribution,
                                     const struct TALER_Amount *coin_fee,
@@ -608,7 +608,7 @@ typedef void
  * @param coin_fee applicable fee for this coin
  */
 typedef void
-(*TALER_MINTDB_WireTransferDataCallback)(void *cls,
+(*TALER_EXCHANGEDB_WireTransferDataCallback)(void *cls,
                                          const struct TALER_MerchantPublicKeyP *merchant_pub,
                                          const struct GNUNET_HashCode *h_wire,
                                          const struct GNUNET_HashCode *h_contract,
@@ -627,7 +627,7 @@ typedef void
  * @param buf_size number of bytes in @a buf, 0 on error
  */
 typedef void
-(*TALER_MINTDB_WirePreparationCallback) (void *cls,
+(*TALER_EXCHANGEDB_WirePreparationCallback) (void *cls,
                                          unsigned long long rowid,
                                          const char *buf,
                                          size_t buf_size);
@@ -637,7 +637,7 @@ typedef void
  * @brief The plugin API, returned from the plugin's "init" function.
  * The argument given to "init" is simply a configuration handle.
  */
-struct TALER_MINTDB_Plugin
+struct TALER_EXCHANGEDB_Plugin
 {
 
   /**
@@ -660,7 +660,7 @@ struct TALER_MINTDB_Plugin
    *        database default one
    * @param the database connection, or NULL on error
    */
-  struct TALER_MINTDB_Session *
+  struct TALER_EXCHANGEDB_Session *
   (*get_session) (void *cls,
                   int temporary);
 
@@ -673,7 +673,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*drop_temporary) (void *cls,
-                     struct TALER_MINTDB_Session *db);
+                     struct TALER_EXCHANGEDB_Session *db);
 
 
   /**
@@ -697,7 +697,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*start) (void *cls,
-            struct TALER_MINTDB_Session *session);
+            struct TALER_EXCHANGEDB_Session *session);
 
 
   /**
@@ -710,7 +710,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*commit) (void *cls,
-             struct TALER_MINTDB_Session *session);
+             struct TALER_EXCHANGEDB_Session *session);
 
 
   /**
@@ -721,7 +721,7 @@ struct TALER_MINTDB_Plugin
    */
   void
   (*rollback) (void *cls,
-               struct TALER_MINTDB_Session *session);
+               struct TALER_EXCHANGEDB_Session *session);
 
 
   /**
@@ -737,9 +737,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_denomination_info) (void *cls,
-                               struct TALER_MINTDB_Session *session,
+                               struct TALER_EXCHANGEDB_Session *session,
                                const struct TALER_DenominationPublicKey *denom_pub,
-                               const struct TALER_MINTDB_DenominationKeyInformationP *issue);
+                               const struct TALER_EXCHANGEDB_DenominationKeyInformationP *issue);
 
 
   /**
@@ -753,9 +753,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_denomination_info) (void *cls,
-                            struct TALER_MINTDB_Session *session,
+                            struct TALER_EXCHANGEDB_Session *session,
                             const struct TALER_DenominationPublicKey *denom_pub,
-                            struct TALER_MINTDB_DenominationKeyInformationP *issue);
+                            struct TALER_EXCHANGEDB_DenominationKeyInformationP *issue);
 
 
   /**
@@ -770,8 +770,8 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*reserve_get) (void *cls,
-                  struct TALER_MINTDB_Session *db,
-                  struct TALER_MINTDB_Reserve *reserve);
+                  struct TALER_EXCHANGEDB_Session *db,
+                  struct TALER_EXCHANGEDB_Reserve *reserve);
 
 
   /**
@@ -793,7 +793,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*reserves_in_insert) (void *cls,
-                         struct TALER_MINTDB_Session *db,
+                         struct TALER_EXCHANGEDB_Session *db,
                          const struct TALER_ReservePublicKeyP *reserve_pub,
                          const struct TALER_Amount *balance,
                          struct GNUNET_TIME_Absolute execution_time,
@@ -816,9 +816,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_withdraw_info) (void *cls,
-                        struct TALER_MINTDB_Session *session,
+                        struct TALER_EXCHANGEDB_Session *session,
                         const struct GNUNET_HashCode *h_blind,
-                        struct TALER_MINTDB_CollectableBlindcoin *collectable);
+                        struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable);
 
 
   /**
@@ -835,8 +835,8 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_withdraw_info) (void *cls,
-                           struct TALER_MINTDB_Session *session,
-                           const struct TALER_MINTDB_CollectableBlindcoin *collectable);
+                           struct TALER_EXCHANGEDB_Session *session,
+                           const struct TALER_EXCHANGEDB_CollectableBlindcoin *collectable);
 
 
   /**
@@ -848,9 +848,9 @@ struct TALER_MINTDB_Plugin
    * @param reserve_pub public key of the reserve
    * @return known transaction history (NULL if reserve is unknown)
    */
-  struct TALER_MINTDB_ReserveHistory *
+  struct TALER_EXCHANGEDB_ReserveHistory *
   (*get_reserve_history) (void *cls,
-                          struct TALER_MINTDB_Session *session,
+                          struct TALER_EXCHANGEDB_Session *session,
                           const struct TALER_ReservePublicKeyP *reserve_pub);
 
 
@@ -862,7 +862,7 @@ struct TALER_MINTDB_Plugin
    */
   void
   (*free_reserve_history) (void *cls,
-                           struct TALER_MINTDB_ReserveHistory *rh);
+                           struct TALER_EXCHANGEDB_ReserveHistory *rh);
 
 
   /**
@@ -877,8 +877,8 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*have_deposit) (void *cls,
-                   struct TALER_MINTDB_Session *session,
-                   const struct TALER_MINTDB_Deposit *deposit);
+                   struct TALER_EXCHANGEDB_Session *session,
+                   const struct TALER_EXCHANGEDB_Deposit *deposit);
 
 
   /**
@@ -891,8 +891,8 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_deposit) (void *cls,
-                     struct TALER_MINTDB_Session *session,
-                     const struct TALER_MINTDB_Deposit *deposit);
+                     struct TALER_EXCHANGEDB_Session *session,
+                     const struct TALER_EXCHANGEDB_Deposit *deposit);
 
 
   /**
@@ -907,7 +907,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*mark_deposit_tiny) (void *cls,
-                        struct TALER_MINTDB_Session *session,
+                        struct TALER_EXCHANGEDB_Session *session,
                         unsigned long long rowid);
 
 
@@ -923,7 +923,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*mark_deposit_done) (void *cls,
-                        struct TALER_MINTDB_Session *session,
+                        struct TALER_EXCHANGEDB_Session *session,
                         unsigned long long rowid);
 
 
@@ -941,8 +941,8 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_ready_deposit) (void *cls,
-                        struct TALER_MINTDB_Session *session,
-                        TALER_MINTDB_DepositIterator deposit_cb,
+                        struct TALER_EXCHANGEDB_Session *session,
+                        TALER_EXCHANGEDB_DepositIterator deposit_cb,
                         void *deposit_cb_cls);
 
 
@@ -962,10 +962,10 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*iterate_matching_deposits) (void *cls,
-                                struct TALER_MINTDB_Session *session,
+                                struct TALER_EXCHANGEDB_Session *session,
                                 const struct GNUNET_HashCode *h_wire,
                                 const struct TALER_MerchantPublicKeyP *merchant_pub,
-                                TALER_MINTDB_DepositIterator deposit_cb,
+                                TALER_EXCHANGEDB_DepositIterator deposit_cb,
                                 void *deposit_cb_cls,
                                 uint32_t limit);
 
@@ -983,9 +983,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_refresh_session) (void *cls,
-                          struct TALER_MINTDB_Session *session,
+                          struct TALER_EXCHANGEDB_Session *session,
                           const struct GNUNET_HashCode *session_hash,
-                          struct TALER_MINTDB_RefreshSession *refresh_session);
+                          struct TALER_EXCHANGEDB_RefreshSession *refresh_session);
 
 
   /**
@@ -1000,9 +1000,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*create_refresh_session) (void *cls,
-                             struct TALER_MINTDB_Session *session,
+                             struct TALER_EXCHANGEDB_Session *session,
                              const struct GNUNET_HashCode *session_hash,
-                             const struct TALER_MINTDB_RefreshSession *refresh_session);
+                             const struct TALER_EXCHANGEDB_RefreshSession *refresh_session);
 
 
   /**
@@ -1018,9 +1018,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_refresh_melt) (void *cls,
-                          struct TALER_MINTDB_Session *session,
+                          struct TALER_EXCHANGEDB_Session *session,
                           uint16_t oldcoin_index,
-                          const struct TALER_MINTDB_RefreshMelt *melt);
+                          const struct TALER_EXCHANGEDB_RefreshMelt *melt);
 
 
   /**
@@ -1036,10 +1036,10 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_refresh_melt) (void *cls,
-                       struct TALER_MINTDB_Session *session,
+                       struct TALER_EXCHANGEDB_Session *session,
                        const struct GNUNET_HashCode *session_hash,
                        uint16_t oldcoin_index,
-                       struct TALER_MINTDB_RefreshMelt *melt);
+                       struct TALER_EXCHANGEDB_RefreshMelt *melt);
 
 
   /**
@@ -1056,7 +1056,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_refresh_order) (void *cls,
-                           struct TALER_MINTDB_Session *session,
+                           struct TALER_EXCHANGEDB_Session *session,
                            const struct GNUNET_HashCode *session_hash,
                            uint16_t num_newcoins,
                            const struct TALER_DenominationPublicKey *denom_pubs);
@@ -1076,7 +1076,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_refresh_order) (void *cls,
-                        struct TALER_MINTDB_Session *session,
+                        struct TALER_EXCHANGEDB_Session *session,
                         const struct GNUNET_HashCode *session_hash,
                         uint16_t num_newcoins,
                         struct TALER_DenominationPublicKey *denom_pubs);
@@ -1097,11 +1097,11 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_refresh_commit_coins) (void *cls,
-                                  struct TALER_MINTDB_Session *session,
+                                  struct TALER_EXCHANGEDB_Session *session,
                                   const struct GNUNET_HashCode *session_hash,
                                   uint16_t cnc_index,
                                   uint16_t num_newcoins,
-                                  const struct TALER_MINTDB_RefreshCommitCoin *commit_coins);
+                                  const struct TALER_EXCHANGEDB_RefreshCommitCoin *commit_coins);
 
 
   /**
@@ -1120,11 +1120,11 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_refresh_commit_coins) (void *cls,
-                               struct TALER_MINTDB_Session *session,
+                               struct TALER_EXCHANGEDB_Session *session,
                                const struct GNUNET_HashCode *session_hash,
                                uint16_t cnc_index,
                                uint16_t num_coins,
-                               struct TALER_MINTDB_RefreshCommitCoin *commit_coins);
+                               struct TALER_EXCHANGEDB_RefreshCommitCoin *commit_coins);
 
 
   /**
@@ -1141,7 +1141,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_refresh_commit_links) (void *cls,
-                                  struct TALER_MINTDB_Session *session,
+                                  struct TALER_EXCHANGEDB_Session *session,
                                   const struct GNUNET_HashCode *session_hash,
                                   uint16_t cnc_index,
                                   uint16_t num_links,
@@ -1163,7 +1163,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_refresh_commit_links) (void *cls,
-                               struct TALER_MINTDB_Session *session,
+                               struct TALER_EXCHANGEDB_Session *session,
                                const struct GNUNET_HashCode *session_hash,
                                uint16_t cnc_index,
                                uint16_t num_links,
@@ -1179,9 +1179,9 @@ struct TALER_MINTDB_Plugin
    * @return NULL if the @a session_hash does not correspond to any known melt
    *         operation
    */
-  struct TALER_MINTDB_MeltCommitment *
+  struct TALER_EXCHANGEDB_MeltCommitment *
   (*get_melt_commitment) (void *cls,
-                          struct TALER_MINTDB_Session *session,
+                          struct TALER_EXCHANGEDB_Session *session,
                           const struct GNUNET_HashCode *session_hash);
 
 
@@ -1193,7 +1193,7 @@ struct TALER_MINTDB_Plugin
    */
   void
   (*free_melt_commitment) (void *cls,
-                           struct TALER_MINTDB_MeltCommitment *mc);
+                           struct TALER_EXCHANGEDB_MeltCommitment *mc);
 
 
   /**
@@ -1211,7 +1211,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*insert_refresh_out) (void *cls,
-                         struct TALER_MINTDB_Session *session,
+                         struct TALER_EXCHANGEDB_Session *session,
                          const struct GNUNET_HashCode *session_hash,
                          uint16_t newcoin_index,
                          const struct TALER_DenominationSignature *ev_sig);
@@ -1226,9 +1226,9 @@ struct TALER_MINTDB_Plugin
    * @param session_hash session to get linkage data for
    * @return all known link data for the session
    */
-  struct TALER_MINTDB_LinkDataList *
+  struct TALER_EXCHANGEDB_LinkDataList *
   (*get_link_data_list) (void *cls,
-                         struct TALER_MINTDB_Session *session,
+                         struct TALER_EXCHANGEDB_Session *session,
                          const struct GNUNET_HashCode *session_hash);
 
 
@@ -1240,7 +1240,7 @@ struct TALER_MINTDB_Plugin
    */
   void
   (*free_link_data_list) (void *cls,
-                          struct TALER_MINTDB_LinkDataList *ldl);
+                          struct TALER_EXCHANGEDB_LinkDataList *ldl);
 
 
   /**
@@ -1261,9 +1261,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*get_transfer) (void *cls,
-                   struct TALER_MINTDB_Session *session,
+                   struct TALER_EXCHANGEDB_Session *session,
                    const struct TALER_CoinSpendPublicKeyP *coin_pub,
-                   TALER_MINTDB_TransferDataCallback tdc,
+                   TALER_EXCHANGEDB_TransferDataCallback tdc,
                    void *tdc_cls);
 
 
@@ -1276,9 +1276,9 @@ struct TALER_MINTDB_Plugin
    * @param coin_pub coin to investigate
    * @return list of transactions, NULL if coin is fresh
    */
-  struct TALER_MINTDB_TransactionList *
+  struct TALER_EXCHANGEDB_TransactionList *
   (*get_coin_transactions) (void *cls,
-                            struct TALER_MINTDB_Session *session,
+                            struct TALER_EXCHANGEDB_Session *session,
                             const struct TALER_CoinSpendPublicKeyP *coin_pub);
 
 
@@ -1290,7 +1290,7 @@ struct TALER_MINTDB_Plugin
    */
   void
   (*free_coin_transaction_list) (void *cls,
-                                 struct TALER_MINTDB_TransactionList *list);
+                                 struct TALER_EXCHANGEDB_TransactionList *list);
 
 
   /**
@@ -1307,9 +1307,9 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*lookup_wire_transfer) (void *cls,
-                           struct TALER_MINTDB_Session *session,
+                           struct TALER_EXCHANGEDB_Session *session,
                            const struct TALER_WireTransferIdentifierRawP *wtid,
-                           TALER_MINTDB_WireTransferDataCallback cb,
+                           TALER_EXCHANGEDB_WireTransferDataCallback cb,
                            void *cb_cls);
 
 
@@ -1332,13 +1332,13 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*wire_lookup_deposit_wtid)(void *cls,
-                              struct TALER_MINTDB_Session *session,
+                              struct TALER_EXCHANGEDB_Session *session,
 			      const struct GNUNET_HashCode *h_contract,
 			      const struct GNUNET_HashCode *h_wire,
 			      const struct TALER_CoinSpendPublicKeyP *coin_pub,
 			      const struct TALER_MerchantPublicKeyP *merchant_pub,
 			      uint64_t transaction_id,
-			      TALER_MINTDB_DepositWtidCallback cb,
+			      TALER_EXCHANGEDB_DepositWtidCallback cb,
 			      void *cb_cls);
 
 
@@ -1355,12 +1355,12 @@ struct TALER_MINTDB_Plugin
    * @param execution_time when did we execute the transaction
    * @param coin_pub which public key was this payment about
    * @param coin_value amount contributed by this coin in total
-   * @param coin_fee deposit fee charged by mint for this coin
+   * @param coin_fee deposit fee charged by exchange for this coin
    * @return #GNUNET_OK on success, #GNUNET_SYSERR on DB errors
    */
   int
   (*insert_aggregation_tracking)(void *cls,
-                                 struct TALER_MINTDB_Session *session,
+                                 struct TALER_EXCHANGEDB_Session *session,
                                  const struct TALER_WireTransferIdentifierRawP *wtid,
                                  const struct TALER_MerchantPublicKeyP *merchant_pub,
                                  const struct GNUNET_HashCode *h_wire,
@@ -1384,7 +1384,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*wire_prepare_data_insert)(void *cls,
-                              struct TALER_MINTDB_Session *session,
+                              struct TALER_EXCHANGEDB_Session *session,
                               const char *type,
                               const char *buf,
                               size_t buf_size);
@@ -1400,7 +1400,7 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*wire_prepare_data_mark_finished)(void *cls,
-                                     struct TALER_MINTDB_Session *session,
+                                     struct TALER_EXCHANGEDB_Session *session,
                                      unsigned long long rowid);
 
 
@@ -1419,13 +1419,13 @@ struct TALER_MINTDB_Plugin
    */
   int
   (*wire_prepare_data_get)(void *cls,
-                           struct TALER_MINTDB_Session *session,
+                           struct TALER_EXCHANGEDB_Session *session,
                            const char *type,
-                           TALER_MINTDB_WirePreparationCallback cb,
+                           TALER_EXCHANGEDB_WirePreparationCallback cb,
                            void *cb_cls);
 
 
 };
 
 
-#endif /* _TALER_MINT_DB_H */
+#endif /* _TALER_EXCHANGE_DB_H */
diff --git a/src/include/taler_signatures.h b/src/include/taler_signatures.h
index 2526597ee..729bed262 100644
--- a/src/include/taler_signatures.h
+++ b/src/include/taler_signatures.h
@@ -54,62 +54,62 @@
 #define TALER_IDLE_RESERVE_EXPIRATION_TIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_YEARS, 5)
 
 /*********************************************/
-/* Mint offline signatures (with master key) */
+/* Exchange offline signatures (with master key) */
 /*********************************************/
 
 /**
- * Purpose for signing public keys signed by the mint master key.
+ * Purpose for signing public keys signed by the exchange master key.
  */
 #define TALER_SIGNATURE_MASTER_SIGNING_KEY_VALIDITY 1024
 
 /**
- * Purpose for denomination keys signed by the mint master key.
+ * Purpose for denomination keys signed by the exchange master key.
  */
 #define TALER_SIGNATURE_MASTER_DENOMINATION_KEY_VALIDITY 1025
 
 /**
- * Signature where the Mint confirms its SEPA details in
+ * Signature where the Exchange confirms its SEPA details in
  * the /wire/sepa response.
  */
 #define TALER_SIGNATURE_MASTER_SEPA_DETAILS 1026
 
 
 /*********************************************/
-/* Mint online signatures (with signing key) */
+/* Exchange online signatures (with signing key) */
 /*********************************************/
 
 /**
- * Purpose for the state of a reserve, signed by the mint's signing
+ * Purpose for the state of a reserve, signed by the exchange's signing
  * key.
  */
-#define TALER_SIGNATURE_MINT_RESERVE_STATUS 1032
+#define TALER_SIGNATURE_EXCHANGE_RESERVE_STATUS 1032
 
 /**
- * Signature where the Mint confirms a deposit request.
+ * Signature where the Exchange confirms a deposit request.
  */
-#define TALER_SIGNATURE_MINT_CONFIRM_DEPOSIT 1033
+#define TALER_SIGNATURE_EXCHANGE_CONFIRM_DEPOSIT 1033
 
 /**
- * Signature where the mint (current signing key) confirms the
+ * Signature where the exchange (current signing key) confirms the
  * no-reveal index for cut-and-choose and the validity of the melted
  * coins.
  */
-#define TALER_SIGNATURE_MINT_CONFIRM_MELT 1034
+#define TALER_SIGNATURE_EXCHANGE_CONFIRM_MELT 1034
 
 /**
- * Signature where the Mint confirms the full /keys response set.
+ * Signature where the Exchange confirms the full /keys response set.
  */
-#define TALER_SIGNATURE_MINT_KEY_SET 1035
+#define TALER_SIGNATURE_EXCHANGE_KEY_SET 1035
 
 /**
- * Signature where the Mint confirms the /wire response.
+ * Signature where the Exchange confirms the /wire response.
  */
-#define TALER_SIGNATURE_MINT_WIRE_TYPES 1036
+#define TALER_SIGNATURE_EXCHANGE_WIRE_TYPES 1036
 
 /**
- * Signature where the Mint confirms the /deposit/wtid response.
+ * Signature where the Exchange confirms the /deposit/wtid response.
  */
-#define TALER_SIGNATURE_MINT_CONFIRM_WIRE 1036
+#define TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE 1036
 
 
 /*********************/
@@ -118,9 +118,9 @@
 
 /**
  * Signature where the auditor confirms that he is
- * aware of certain denomination keys from the mint.
+ * aware of certain denomination keys from the exchange.
  */
-#define TALER_SIGNATURE_AUDITOR_MINT_KEYS 1064
+#define TALER_SIGNATURE_AUDITOR_EXCHANGE_KEYS 1064
 
 
 /***********************/
@@ -176,7 +176,7 @@
 /**
  * EdDSA test signature.
  */
-#define TALER_SIGNATURE_MINT_TEST_EDDSA 1303
+#define TALER_SIGNATURE_EXCHANGE_TEST_EDDSA 1303
 
 
 
@@ -202,7 +202,7 @@ struct TALER_WithdrawRequestPS
   struct TALER_ReservePublicKeyP reserve_pub;
 
   /**
-   * Value of the coin being minted (matching the denomination key)
+   * Value of the coin being exchangeed (matching the denomination key)
    * plus the transaction fee.  We include this in what is being
    * signed so that we can verify a reserve's remaining total balance
    * without needing to access the respective denomination key
@@ -211,14 +211,14 @@ struct TALER_WithdrawRequestPS
   struct TALER_AmountNBO amount_with_fee;
 
   /**
-   * Withdrawl fee charged by the mint.  This must match the Mint's
+   * Withdrawl fee charged by the exchange.  This must match the Exchange's
    * denomination key's withdrawl fee.  If the client puts in an
    * invalid withdrawl fee (too high or too low) that does not match
-   * the Mint's denomination key, the withdraw operation is invalid
-   * and will be rejected by the mint.  The @e amount_with_fee minus
+   * the Exchange's denomination key, the withdraw operation is invalid
+   * and will be rejected by the exchange.  The @e amount_with_fee minus
    * the @e withdraw_fee is must match the value of the generated
    * coin.  We include this in what is being signed so that we can
-   * verify a mint's accounting without needing to access the
+   * verify a exchange's accounting without needing to access the
    * respective denomination key information each time.
    */
   struct TALER_AmountNBO withdraw_fee;
@@ -229,7 +229,7 @@ struct TALER_WithdrawRequestPS
   struct GNUNET_HashCode h_denomination_pub GNUNET_PACKED;
 
   /**
-   * Hash of the (blinded) message to be signed by the Mint.
+   * Hash of the (blinded) message to be signed by the Exchange.
    */
   struct GNUNET_HashCode h_coin_envelope GNUNET_PACKED;
 };
@@ -260,12 +260,12 @@ struct TALER_DepositRequestPS
   /**
    * Time when this request was generated.  Used, for example, to
    * assess when (roughly) the income was achieved for tax purposes.
-   * Note that the Mint will only check that the timestamp is not "too
+   * Note that the Exchange will only check that the timestamp is not "too
    * far" into the future (i.e. several days).  The fact that the
    * timestamp falls within the validity period of the coin's
    * denomination key is irrelevant for the validity of the deposit
    * request, as obviously the customer and merchant could conspire to
-   * set any timestamp.  Also, the Mint must accept very old deposit
+   * set any timestamp.  Also, the Exchange must accept very old deposit
    * requests, as the merchant might have been unable to transmit the
    * deposit request in a timely fashion (so back-dating is not
    * prevented).
@@ -293,17 +293,17 @@ struct TALER_DepositRequestPS
 
   /**
    * Amount to be deposited, including deposit fee charged by the
-   * mint.  This is the total amount that the coin's value at the mint
+   * exchange.  This is the total amount that the coin's value at the exchange
    * will be reduced by.
    */
   struct TALER_AmountNBO amount_with_fee;
 
   /**
-   * Depositing fee charged by the mint.  This must match the Mint's
+   * Depositing fee charged by the exchange.  This must match the Exchange's
    * denomination key's depositing fee.  If the client puts in an
    * invalid deposit fee (too high or too low) that does not match the
-   * Mint's denomination key, the deposit operation is invalid and
-   * will be rejected by the mint.  The @e amount_with_fee minus the
+   * Exchange's denomination key, the deposit operation is invalid and
+   * will be rejected by the exchange.  The @e amount_with_fee minus the
    * @e deposit_fee is the amount that will be transferred to the
    * account identified by @e h_wire.
    */
@@ -317,7 +317,7 @@ struct TALER_DepositRequestPS
 
   /**
    * The coin's public key.  This is the value that must have been
-   * signed (blindly) by the Mint.  The deposit request is to be
+   * signed (blindly) by the Exchange.  The deposit request is to be
    * signed by the corresponding private key (using EdDSA).
    */
   struct TALER_CoinSpendPublicKeyP coin_pub;
@@ -327,13 +327,13 @@ struct TALER_DepositRequestPS
 
 /**
  * @brief Format used to generate the signature on a confirmation
- * from the mint that a deposit request succeeded.
+ * from the exchange that a deposit request succeeded.
  */
 struct TALER_DepositConfirmationPS
 {
   /**
-   * Purpose must be #TALER_SIGNATURE_MINT_CONFIRM_DEPOSIT.  Signed
-   * by a `struct TALER_MintPublicKeyP` using EdDSA.
+   * Purpose must be #TALER_SIGNATURE_EXCHANGE_CONFIRM_DEPOSIT.  Signed
+   * by a `struct TALER_ExchangePublicKeyP` using EdDSA.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
@@ -362,7 +362,7 @@ struct TALER_DepositConfirmationPS
    * How much time does the @e merchant have to issue a refund
    * request?  Zero if refunds are not allowed.  After this time, the
    * coin cannot be refunded.  Note that the wire transfer will not be
-   * performed by the mint until the refund deadline.  This value
+   * performed by the exchange until the refund deadline.  This value
    * is taken from the original deposit request.
    */
   struct GNUNET_TIME_AbsoluteNBO refund_deadline;
@@ -375,7 +375,7 @@ struct TALER_DepositConfirmationPS
 
   /**
    * The coin's public key.  This is the value that must have been
-   * signed (blindly) by the Mint.  The deposit request is to be
+   * signed (blindly) by the Exchange.  The deposit request is to be
    * signed by the corresponding private key (using EdDSA).
    */
   struct TALER_CoinSpendPublicKeyP coin_pub;
@@ -417,11 +417,11 @@ struct TALER_RefreshMeltCoinAffirmationPS
   struct TALER_AmountNBO amount_with_fee;
 
   /**
-   * Melting fee charged by the mint.  This must match the Mint's
+   * Melting fee charged by the exchange.  This must match the Exchange's
    * denomination key's melting fee.  If the client puts in an invalid
-   * melting fee (too high or too low) that does not match the Mint's
+   * melting fee (too high or too low) that does not match the Exchange's
    * denomination key, the melting operation is invalid and will be
-   * rejected by the mint.  The @e amount_with_fee minus the @e
+   * rejected by the exchange.  The @e amount_with_fee minus the @e
    * melt_fee is the amount that will be credited to the melting
    * session.
    */
@@ -429,7 +429,7 @@ struct TALER_RefreshMeltCoinAffirmationPS
 
   /**
    * The coin's public key.  This is the value that must have been
-   * signed (blindly) by the Mint.  The deposit request is to be
+   * signed (blindly) by the Exchange.  The deposit request is to be
    * signed by the corresponding private key (using EdDSA).
    */
   struct TALER_CoinSpendPublicKeyP coin_pub;
@@ -437,16 +437,16 @@ struct TALER_RefreshMeltCoinAffirmationPS
 
 
 /**
- * @brief Format of the block signed by the Mint in response to a successful
- * "/refresh/melt" request.  Hereby the mint affirms that all of the
- * coins were successfully melted.  This also commits the mint to a
+ * @brief Format of the block signed by the Exchange in response to a successful
+ * "/refresh/melt" request.  Hereby the exchange affirms that all of the
+ * coins were successfully melted.  This also commits the exchange to a
  * particular index to not be revealed during the refresh.
  */
 struct TALER_RefreshMeltConfirmationPS
 {
   /**
-   * Purpose is #TALER_SIGNATURE_MINT_CONFIRM_MELT.   Signed
-   * by a `struct TALER_MintPublicKeyP` using EdDSA.
+   * Purpose is #TALER_SIGNATURE_EXCHANGE_CONFIRM_MELT.   Signed
+   * by a `struct TALER_ExchangePublicKeyP` using EdDSA.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
@@ -469,14 +469,14 @@ struct TALER_RefreshMeltConfirmationPS
 
 
 /**
- * @brief Information about a signing key of the mint.  Signing keys are used
- * to sign mint messages other than coins, i.e. to confirm that a
+ * @brief Information about a signing key of the exchange.  Signing keys are used
+ * to sign exchange messages other than coins, i.e. to confirm that a
  * deposit was successful or that a refresh was accepted.
  */
-struct TALER_MintSigningKeyValidityPS
+struct TALER_ExchangeSigningKeyValidityPS
 {
   /**
-   * Signature over the signing key (by the master key of the mint).
+   * Signature over the signing key (by the master key of the exchange).
    *
    * FIXME: should be moved outside of the "PS" struct, this is ugly.
    * (and makes this struct different from all of the others)
@@ -489,8 +489,8 @@ struct TALER_MintSigningKeyValidityPS
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
   /**
-   * Master public key of the mint corresponding to @e signature.
-   * This is the long-term offline master key of the mint.
+   * Master public key of the exchange corresponding to @e signature.
+   * This is the long-term offline master key of the exchange.
    */
   struct TALER_MasterPublicKeyP master_public_key;
 
@@ -501,7 +501,7 @@ struct TALER_MintSigningKeyValidityPS
 
   /**
    * When does this signing key expire? Note: This is currently when
-   * the Mint will definitively stop using it.  Signatures made with
+   * the Exchange will definitively stop using it.  Signatures made with
    * the key remain valid until @e end.  When checking validity periods,
    * clients should allow for some overlap between keys and tolerate
    * the use of either key during the overlap time (due to the
@@ -512,31 +512,31 @@ struct TALER_MintSigningKeyValidityPS
   /**
    * When do signatures with this signing key become invalid?  After
    * this point, these signatures cannot be used in (legal) disputes
-   * anymore, as the Mint is then allowed to destroy its side of the
+   * anymore, as the Exchange is then allowed to destroy its side of the
    * evidence.  @e end is expected to be significantly larger than @e
    * expire (by a year or more).
    */
   struct GNUNET_TIME_AbsoluteNBO end;
 
   /**
-   * The public online signing key that the mint will use
+   * The public online signing key that the exchange will use
    * between @e start and @e expire.
    */
-  struct TALER_MintPublicKeyP signkey_pub;
+  struct TALER_ExchangePublicKeyP signkey_pub;
 };
 
 
 /**
- * @brief Signature made by the mint over the full set of keys, used
- * to detect cheating mints that give out different sets to
+ * @brief Signature made by the exchange over the full set of keys, used
+ * to detect cheating exchanges that give out different sets to
  * different users.
  */
-struct TALER_MintKeySetPS
+struct TALER_ExchangeKeySetPS
 {
 
   /**
-   * Purpose is #TALER_SIGNATURE_MINT_KEY_SET.   Signed
-   * by a `struct TALER_MintPublicKeyP` using EdDSA.
+   * Purpose is #TALER_SIGNATURE_EXCHANGE_KEY_SET.   Signed
+   * by a `struct TALER_ExchangePublicKeyP` using EdDSA.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
@@ -565,7 +565,7 @@ struct TALER_DenominationKeyValidityPS
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
   /**
-   * The long-term offline master key of the mint that was
+   * The long-term offline master key of the exchange that was
    * used to create @e signature.
    */
   struct TALER_MasterPublicKeyP master;
@@ -576,14 +576,14 @@ struct TALER_DenominationKeyValidityPS
   struct GNUNET_TIME_AbsoluteNBO start;
 
   /**
-   * The mint will sign fresh coins between @e start and this time.
+   * The exchange will sign fresh coins between @e start and this time.
    * @e expire_withdraw will be somewhat larger than @e start to
    * ensure a sufficiently large anonymity set, while also allowing
-   * the Mint to limit the financial damage in case of a key being
-   * compromised.  Thus, mints with low volume are expected to have a
-   * longer withdraw period (@e expire_withdraw - @e start) than mints
+   * the Exchange to limit the financial damage in case of a key being
+   * compromised.  Thus, exchanges with low volume are expected to have a
+   * longer withdraw period (@e expire_withdraw - @e start) than exchanges
    * with high transaction volume.  The period may also differ between
-   * types of coins.  A mint may also have a few denomination keys
+   * types of coins.  A exchange may also have a few denomination keys
    * with the same value with overlapping validity periods, to address
    * issues such as clock skew.
    */
@@ -592,7 +592,7 @@ struct TALER_DenominationKeyValidityPS
   /**
    * Coins signed with the denomination key must be spent or refreshed
    * between @e start and this expiration time.  After this time, the
-   * mint will refuse transactions involving this key as it will
+   * exchange will refuse transactions involving this key as it will
    * "drop" the table with double-spending information (shortly after)
    * this time.  Note that wallets should refresh coins significantly
    * before this time to be on the safe side.  @e expire_spend must be
@@ -604,7 +604,7 @@ struct TALER_DenominationKeyValidityPS
   /**
    * When do signatures with this denomination key become invalid?
    * After this point, these signatures cannot be used in (legal)
-   * disputes anymore, as the Mint is then allowed to destroy its side
+   * disputes anymore, as the Exchange is then allowed to destroy its side
    * of the evidence.  @e expire_legal is expected to be significantly
    * larger than @e expire_spend (by a year or more).
    */
@@ -616,19 +616,19 @@ struct TALER_DenominationKeyValidityPS
   struct TALER_AmountNBO value;
 
   /**
-   * The fee the mint charges when a coin of this type is withdrawn.
+   * The fee the exchange charges when a coin of this type is withdrawn.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_withdraw;
 
   /**
-   * The fee the mint charges when a coin of this type is deposited.
+   * The fee the exchange charges when a coin of this type is deposited.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_deposit;
 
   /**
-   * The fee the mint charges when a coin of this type is refreshed.
+   * The fee the exchange charges when a coin of this type is refreshed.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_refresh;
@@ -645,18 +645,18 @@ struct TALER_DenominationKeyValidityPS
 /**
  * @brief Information signed by an auditor affirming
  * the master public key and the denomination keys
- * of a mint.
+ * of a exchange.
  */
-struct TALER_MintKeyValidityPS
+struct TALER_ExchangeKeyValidityPS
 {
 
   /**
-   * Purpose is #TALER_SIGNATURE_AUDITOR_MINT_KEYS.
+   * Purpose is #TALER_SIGNATURE_AUDITOR_EXCHANGE_KEYS.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
   /**
-   * The long-term offline master key of the mint, affirmed by the
+   * The long-term offline master key of the exchange, affirmed by the
    * auditor.
    */
   struct TALER_MasterPublicKeyP master;
@@ -667,14 +667,14 @@ struct TALER_MintKeyValidityPS
   struct GNUNET_TIME_AbsoluteNBO start;
 
   /**
-   * The mint will sign fresh coins between @e start and this time.
+   * The exchange will sign fresh coins between @e start and this time.
    * @e expire_withdraw will be somewhat larger than @e start to
    * ensure a sufficiently large anonymity set, while also allowing
-   * the Mint to limit the financial damage in case of a key being
-   * compromised.  Thus, mints with low volume are expected to have a
-   * longer withdraw period (@e expire_withdraw - @e start) than mints
+   * the Exchange to limit the financial damage in case of a key being
+   * compromised.  Thus, exchanges with low volume are expected to have a
+   * longer withdraw period (@e expire_withdraw - @e start) than exchanges
    * with high transaction volume.  The period may also differ between
-   * types of coins.  A mint may also have a few denomination keys
+   * types of coins.  A exchange may also have a few denomination keys
    * with the same value with overlapping validity periods, to address
    * issues such as clock skew.
    */
@@ -683,7 +683,7 @@ struct TALER_MintKeyValidityPS
   /**
    * Coins signed with the denomination key must be spent or refreshed
    * between @e start and this expiration time.  After this time, the
-   * mint will refuse transactions involving this key as it will
+   * exchange will refuse transactions involving this key as it will
    * "drop" the table with double-spending information (shortly after)
    * this time.  Note that wallets should refresh coins significantly
    * before this time to be on the safe side.  @e expire_spend must be
@@ -695,7 +695,7 @@ struct TALER_MintKeyValidityPS
   /**
    * When do signatures with this denomination key become invalid?
    * After this point, these signatures cannot be used in (legal)
-   * disputes anymore, as the Mint is then allowed to destroy its side
+   * disputes anymore, as the Exchange is then allowed to destroy its side
    * of the evidence.  @e expire_legal is expected to be significantly
    * larger than @e expire_spend (by a year or more).
    */
@@ -707,19 +707,19 @@ struct TALER_MintKeyValidityPS
   struct TALER_AmountNBO value;
 
   /**
-   * The fee the mint charges when a coin of this type is withdrawn.
+   * The fee the exchange charges when a coin of this type is withdrawn.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_withdraw;
 
   /**
-   * The fee the mint charges when a coin of this type is deposited.
+   * The fee the exchange charges when a coin of this type is deposited.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_deposit;
 
   /**
-   * The fee the mint charges when a coin of this type is refreshed.
+   * The fee the exchange charges when a coin of this type is refreshed.
    * (can be zero).
    */
   struct TALER_AmountNBO fee_refresh;
@@ -737,7 +737,7 @@ struct TALER_MintKeyValidityPS
  * @brief For each (old) coin being melted, we have a `struct
  * RefreshCommitLinkP` that allows the user to find the shared secret
  * to decrypt the respective refresh links for the new coins in the
- * `struct TALER_MINTDB_RefreshCommitCoin`.
+ * `struct TALER_EXCHANGEDB_RefreshCommitCoin`.
  *
  * Part of the construction of the refresh session's hash and
  * thus of what is signed there.
@@ -759,8 +759,8 @@ struct TALER_RefreshCommitLinkP
 
 
 /**
- * @brief Information signed by the mint's master
- * key affirming the SEPA details for the mint.
+ * @brief Information signed by the exchange's master
+ * key affirming the SEPA details for the exchange.
  */
 struct TALER_MasterWireSepaDetailsPS
 {
@@ -780,19 +780,19 @@ struct TALER_MasterWireSepaDetailsPS
 
 
 /**
- * @brief Information signed by a mint's online signing key affirming
- * the wire formats supported by the mint.
+ * @brief Information signed by a exchange's online signing key affirming
+ * the wire formats supported by the exchange.
  */
-struct TALER_MintWireSupportMethodsPS
+struct TALER_ExchangeWireSupportMethodsPS
 {
 
   /**
-   * Purpose is #TALER_SIGNATURE_MINT_WIRE_TYPES.
+   * Purpose is #TALER_SIGNATURE_EXCHANGE_WIRE_TYPES.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
   /**
-   * Hash over the various wire formats supported by this mint
+   * Hash over the various wire formats supported by this exchange
    * (all as 0-terminated strings).
    */
   struct GNUNET_HashCode h_wire_types GNUNET_PACKED;
@@ -841,7 +841,7 @@ struct TALER_DepositTrackPS
 
   /**
    * The coin's public key.  This is the value that must have been
-   * signed (blindly) by the Mint.
+   * signed (blindly) by the Exchange.
    */
   struct TALER_CoinSpendPublicKeyP coin_pub;
 
@@ -896,14 +896,14 @@ struct TALER_ContractPS
 
 
 /**
- * Details affirmed by the mint about a wire transfer the mint
+ * Details affirmed by the exchange about a wire transfer the exchange
  * claims to have done with respect to a deposit operation.
  */
 struct TALER_ConfirmWirePS
 {
   /**
    * Purpose header for the signature over the contract with
-   * purpose #TALER_SIGNATURE_MINT_CONFIRM_WIRE.
+   * purpose #TALER_SIGNATURE_EXCHANGE_CONFIRM_WIRE.
    */
   struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
 
@@ -924,7 +924,7 @@ struct TALER_ConfirmWirePS
 
   /**
    * The coin's public key.  This is the value that must have been
-   * signed (blindly) by the Mint.
+   * signed (blindly) by the Exchange.
    */
   struct TALER_CoinSpendPublicKeyP coin_pub;
 
@@ -941,7 +941,7 @@ struct TALER_ConfirmWirePS
   uint64_t transaction_id GNUNET_PACKED;
 
   /**
-   * When did the mint execute this transfer? Note that the
+   * When did the exchange execute this transfer? Note that the
    * timestamp may not be exactly the same on the wire, i.e.
    * because the wire has a different timezone or resolution.
    */