Function for updating quantity

1 files changed, 13 insertions, 2 deletions

diff --git a/interchange/ord.h b/interchange/ord.h
index 16c4e64..fa55da1 100644
--- a/interchange/ord.h
+++ b/interchange/ord.h
@@ -38,14 +38,25 @@ void interchange_ord_order(const char *sku,
 		void (*handler)(interchange_response *));
 
 /*!
+ * \brief For updating the quantity of an item in a cart.
+ * \param name The name given, in the cart, to the item.
+ * \param quantity The desired quantity.
+ * \param orderpage The order page, by default it's ord/basket.
+ * \param nextpage The page to expect response from, whatever the result is.
+ * \param parser Function for parsing the formatted response.
+ */
+void interchange_ord_update(const char *name, const unsigned int quantity,
+		const char *orderpage, const char *nextpage,
+		void (*parser)(interchange_response *));
+
+/*!
  * \brief For removing an item from a cart.
  * \param name The name given, in the cart, to the item.
  * \param orderpage The order page, by default it's ord/basket.
  * \param nextpage The page to expect response from, whatever the result is.
  * \param parser Function for parsing the formatted response.
  */
-void interchange_ord_remove(const char *name, const char *orderpage,
-		const char *nextpage, void (*parser)(interchange_response *));
+#define interchange_ord_remove(a, b, c, d) interchange_ord_update(a, 0, b, c, d)
 
 /*!
  * \brief For checking out items in the cart.