External functions

11.13 External functions

When an external function is declared, its location must be declared too. It can be either remote or local according to the fact the function is executed on a remote machine or on the same one as SPL program.

   1 service anti_spam {
       processing {
     
         remote bool isSpam(uri from);
   5 
         dialog {
           response incoming INVITE() {
             if(isSpam(FROM)) {
               return /ERROR/GLOBAL/DECLINE with {
  10                     reason ="Your call was considered as a spam call, and was blocked."};
             }
             else {
               return forward;
     } } } } }