The mapping of attributes with requested operation and attribute's
values.
attropval=([ attribute: ({operation, value1, value2, ...}) ])
where operation is one of the following:
0 (LDAP_OPERATION_ADD) -
add values listed to the given attribute, creating the attribute
if necessary
1 (LDAP_OPERATION_DELETE) -
delete values listed from the given attribute, removing the entire
attribute if no values are listed, or if all current values
of the attribute are listed for deletion
2 (LDAP_OPERATION_REPLACE) -
replace all existing values of the given attribute with the new
values listed, creating the attribute if it did not already exist.
A replace with no value will delete the entire attribute if it
exists, and is ignored if the attribute does not exist