Name

rd_listcart — Rivendell List Cart C Library Function

Synopsis

#include <rivwebcapi/rd_listcart.h>
int RD_ListCart(cart[],  
 hostname[],  
 username[],  
 passwd[],  
 ticket[],  
 cartnumber,  
 user_agent[],  
 numrecs); 
struct rd_cart * cart[];
const char hostname[];
const char username[];
const char passwd[];
const char ticket[];
const unsigned cartnumber;
const char user_agent[];
unsigned * numrecs;
 

Description

RD_ListCart is the function to use to list the fields within a cart that already exists in the Rivendell Database.

This function lists the fields in a pre-existing cart.

Table 1. RD_ListCart function call fields

FIELD NAME FIELD TYPE MEANING REMARKS
*cart Pointer to rd_cart structure Memory location to store cart information Mandatory
hostname Character Array Name Of Rivendell DB Host Mandatory
username Character Array Rivendell User Name Mandatory When NO Ticket Provided
passwd Character Array Rivendell User Password Mandatory When NO Ticket Provided
ticket Character Array Rivendell Authentification Ticket Mandatory When NO User/Password Pair Provided.
cartnumber unsigned integer Cart Number Mandatory
user_agent Character Array User Agent Value put into HTTP request Optional (default is Rivendell-C-API/x.x.x)
*numrecs pointer to integer memory location for number of records returned Mandatory

When successful function will return the number of records sent (numrecs) and a rd_cart structure which is stored in the provided memory locations. (See the rd_listcartcuts(7) man page for a listing of the rd_cart structure).

RETURN VALUE

On success, zero is returned. Using the provided parameters an rd_cart structure is returned and the number of records is returned.

If a server error occurs a -1 is returned. If a client error occurs a specific error number is returned.

ERRORS

400 Missing Cart.

403 User Authentification Error.

404 No Such Cart Exists.

nnn Unknown Error Occurred.