RD_ListGroups
    7
    October 2015
    Rivendell C Library Manual
  
  
    rd_listgroups
    Rivendell List Groups C Library Function
  
  
    
      
        Todd
        Baker
        bakert@rfa.org
      
      Rivendell C Library Author
    
  
  
  
    
    #include <rivwebcapi/rd_listgroups.h>
    
    int RD_ListGroups
       struct rd_group * group[]
      const char hostname[]
      const char username[]
      const char passwd[]
      const char ticket[]
      const char groupname[]
      const char user_agent[]
      unsigned * numrecs
     
    
  
  Description
  
    RD_ListGroups is the function to use
    to list the fields that are stored for a user's groups within the Rivendell Database.
  
  
    This function lists the fields in all pre-existing Groups for the Requesting User.  Lists
    the group fields for each group that the User has permission to see.
  
  
    RD_ListGroups function call fields
    
      
      
      
      
      
        
          
            FIELD NAME
          
          
            FIELD TYPE
          
          
            MEANING
          
          
            REMARKS
          
        
      
      
        
          
            *group
          
          
          Pointer to rd_group structure
          
          
            Memory location to store group 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.
          
        
        
          
            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 rd_group structure(s) which 
    is stored in the provided memory locations. The rd_group structure has the following fields:
  
  
	struct rd_group {
  		char grp_name[41];		/* Group Name */
  		char grp_desc[1021];		/* Description */
  		unsigned grp_default_cart_type;	/* Default cart type */
  		unsigned grp_lo_limit;		/* Group starting Cart Number */
  		unsigned grp_hi_limit;		/* Group Ending Cart Number */
  		int grp_shelf_life;
  		char grp_default_title[1021];
  		int grp_enforce_range;
  		int grp_report_tfc;
  		int grp_report_mus;
  		int grp_now_next;
  		char grp_color[8];
  		char grp_reserved[457];
	};
      All character arrays above are the sizes listed and must be null-terminated.
      Character encoding is UTF-8.
      The cart number is a unsigned integer.
      The Default cart_type is 1=Audio,2=Macro. 
      
  
  
  RETURN VALUE
    
      On success, zero is returned. Using the provided parameters an rd_group
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
    
      403          User Authentification Error.
    
    
      nnn  Unknown Error Occurred.