taler-mdb

commit 9347f9ef1b267a53e32424127ac219db33ee6744
parent 68e18f25fd42df1ffe54bad9e0e0c8257e95fe5f
Author: Christian Grothoff <christian@grothoff.org>
Date:   Wed,  4 Dec 2019 13:10:34 +0100

config

Diffstat:
M
src/main.c
 | 
27
+++++++++++++++++++++++++--

1 file changed, 25 insertions(+), 2 deletions(-)
diff --git a/src/main.c b/src/main.c
@@ -96,6 +96,7 @@ along with
   * Upper lenght of the uid for a valid MIFARE target
   */
 #define UID_LEN_UPPER 7
+
 /**
   * Lower lenght of the uid for a valid MIFARE target
   */
@@ -149,7 +150,7 @@ along with
 
 struct MdbBlock
 {
-  uint8_t*bin;
+  uint8_t *bin;
 
   size_t bin_size;
 };
@@ -194,6 +195,7 @@ struct Product
   char key;
 };
 
+
 /**
  * Handle for a payment
  */
@@ -248,7 +250,9 @@ struct PaymentActivity
 };
 
 
-
+/**
+ * Data structures associated with the MDB.
+ */
 struct MdbHandle
 {
 
@@ -400,10 +404,29 @@ static unsigned int products_length;
  */
 static struct MdbHandle mdb;
 
+/**
+ * MDB response to the request for configuration.
+ */
 static struct MdbCommand readerConfigData;
+
+/**
+ * Ask MDB to begin session (with "infinite" money)
+ */
 static struct MdbCommand beginSession;
+
+/**
+ * Refuse vending request (payment failed)
+ */
 static struct MdbCommand denyVend;
+
+/**
+ * Approve vending request (payment succeeded)
+ */
 static struct MdbCommand approveVend;
+
+/**
+ * Terminate session.
+ */
 static struct MdbCommand endSession;
 
 /**