Rivendellaudio/docs/rivwebcapi/rd_listgroup.xml
Fred Gleason 5179ba9563 2018-09-10 Fred Gleason <fredg@paravelsystems.com>
* Quadrupled the length of strings in 'struct rd_cart' in the
	'rivwebcapi' to accomodate UTF-8 characters.
2018-09-10 12:21:25 -04:00

252 lines
6.5 KiB
XML

<?xml version="1.0" encoding="ISO-8859-1"?>
<refentry id="stdin" xmlns="http://docbook.org/ns/docbook" version="5.0">
<!--
Header
-->
<refmeta>
<refentrytitle>RD_ListGroup</refentrytitle>
<manvolnum>7</manvolnum>
<refmiscinfo class='source'>October 2015</refmiscinfo>
<refmiscinfo class='manual'>Rivendell C Library Manual</refmiscinfo>
</refmeta>
<refnamediv>
<refname>rd_listgroup</refname>
<refpurpose>Rivendell List Group C Library Function</refpurpose>
</refnamediv>
<info>
<author>
<personname>
<firstname>Todd</firstname>
<surname>Baker</surname>
<email>bakert@rfa.org</email>
</personname>
<contrib>Rivendell C Library Author</contrib>
</author>
</info>
<!--
Body
-->
<refsynopsisdiv id='synopsis'>
<funcsynopsis>
<funcsynopsisinfo>#include &lt;rivwebcapi/rd_listgroup.h&gt;</funcsynopsisinfo>
<funcprototype>
<funcdef>int <function>RD_ListGroup</function></funcdef>
<paramdef> struct rd_group * <parameter>group[]</parameter></paramdef>
<paramdef>const char <parameter>hostname[]</parameter></paramdef>
<paramdef>const char <parameter>username[]</parameter></paramdef>
<paramdef>const char <parameter>passwd[]</parameter></paramdef>
<paramdef>const char <parameter>ticket[]</parameter></paramdef>
<paramdef>const char <parameter>groupname[]</parameter></paramdef>
<paramdef>const char <parameter>user_agent[]</parameter></paramdef>
<paramdef>unsigned * <parameter>numrecs</parameter></paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id='description'><title>Description</title>
<para>
<command>RD_ListGroup</command> is the function to use
to list the fields that are stored for a particular group within the Rivendell Database.
</para>
<para>
This function lists the fields in a pre-existing Group.
</para>
<table xml:id="ex.listgroup" frame="all">
<title>RD_ListGroup function call fields</title>
<tgroup cols="4" align="left" colsep="1" rowsep="1">
<colspec colname="FIELD NAME" />
<colspec colname="FIELD TYPE" />
<colspec colname="MEANING" />
<colspec colname="REMARKS" />
<thead>
<row>
<entry>
FIELD NAME
</entry>
<entry>
FIELD TYPE
</entry>
<entry>
MEANING
</entry>
<entry>
REMARKS
</entry>
</row>
</thead>
<tbody>
<row>
<entry>
*group
</entry>
<entry>
Pointer to rd_group structure
</entry>
<entry>
Memory location to store group information
</entry>
<entry>
Mandatory
</entry>
</row>
<row>
<entry>
hostname
</entry>
<entry>
Character Array
</entry>
<entry>
Name Of Rivendell DB Host
</entry>
<entry>
Mandatory
</entry>
</row>
<row>
<entry>
username
</entry>
<entry>
Character Array
</entry>
<entry>
Rivendell User Name
</entry>
<entry>
Mandatory When NO Ticket Provided
</entry>
</row>
<row>
<entry>
passwd
</entry>
<entry>
Character Array
</entry>
<entry>
Rivendell User Password
</entry>
<entry>
Mandatory When NO Ticket Provided
</entry>
</row>
<row>
<entry>
ticket
</entry>
<entry>
Character Array
</entry>
<entry>
Rivendell Authentification Ticket
</entry>
<entry>
Mandatory When NO User/Password Pair Provided.
</entry>
</row>
<row>
<entry>
groupname
</entry>
<entry>
character array
</entry>
<entry>
Group Name
</entry>
<entry>
Mandatory
</entry>
</row>
<row>
<entry>
user_agent
</entry>
<entry>
Character Array
</entry>
<entry>
User Agent Value put into HTTP request
</entry>
<entry>
Optional (default is Rivendell-C-API/x.x.x)
</entry>
</row>
<row>
<entry>
*numrecs
</entry>
<entry>
pointer to integer
</entry>
<entry>
memory location for number of records returned
</entry>
<entry>
Mandatory
</entry>
</row>
</tbody>
</tgroup>
</table>
<para>
When successful function will return the number of records sent (numrecs) and a rd_group structure which
is stored in the provided memory locations. The rd_group structure has the following fields:
</para>
<programlisting>
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.
The cart number is a unsigned integer.
The Default cart_type is 1=Audio,2=Macro.
</programlisting>
</refsect1>
<refsect2 id='returns'><title>RETURN VALUE</title>
<para>
On success, zero is returned. Using the provided parameters an rd_group
structure is returned and the number of records is returned.
</para>
<para>
If a server error occurs a -1 is returned.
If a client error occurs a specific error number is returned.
</para>
</refsect2>
<refsect3 id='errors'><title>ERRORS</title>
<para>
400 Missing Group Name.
</para>
<para>
403 User Authentification Error.
</para>
<para>
404 No Such Group Exists.
</para>
<para>
nnn Unknown Error Occurred.
</para>
</refsect3>
</refentry>