By Administrator, 23 January, 2018

Association Logical Name object is used to tell what kind of functionality (objects and services) meter can offer. It's also used to tell authentication information (level and password). There is own Association Logical Name object for each authentication level.

Properties

1. Logical Name
Logical name of the object.
2. Object list
List of objects what this association can offer. List also contains access right for all the objects and methods (actions).
3. Associated partners ID
Client and server SAPs (address).
4. Application context name
Name of the application context.
5. xDLMS context info
Contains information from supported service (conformance) and maximum PDU size.
6. Authentication mechanism name
Contains information from used authentication mechanism (level).
7. Secret
Password.
8. Association status.
Is this object used.
9. Security setup reference
Logical name of used security setup object .
10. User list
List of users.
11. Current user
Identifier of the current user.

Actions

1. Reply to HLS authentication
This action is used when HLS connection is used to send CtoS challenge.
2. Change HLS secret
This action is used to change HLS password.
3. Add object
Add new object to object list..
4. Remove object
Remove object from the object list..
3. Add user
Add new user to user list..
4. Remove user
Remove user from the user list..

Access data from ANSI C

Add User
Show Users
Remove User

//Add new user to user list.
gxKey2 *it;
const char * name = "Gurux";
unsigned char len = strlen(name);
it = (gxKey2*)gxmalloc(sizeof(gxKey2));
it->key = 1;
it->value = gxmalloc(len + 1);
((char*)it->value)[len] = 0;
memcpy(it->value, name, len);
arr_push(&object->userList, it);

//Show users on user list.
int pos;
gxKey2 *it;
for (pos = 0; pos != object->userList.size; ++pos)
{
    if ((ret = arr_getByIndex(&object->userList, pos, (void**)&it)) != 0)
    {
        return ret;
    }
    printf("ID: %d\r\n", it->key);
    printf("Name: %s\r\n", (char*)it->value);
}

//Remove user from the user list..
int ret;
gxKey2 *it;
ret = arr_removeByIndex(&object->userList, 1, (void**) &it);
//Clear user name.
free(it->value);
//Clear removed object.
free(it);