XBT_PUBLIC(void) sg_platf_begin(void); // Start a new platform
XBT_PUBLIC(void) sg_platf_end(void); // Finish the creation of the platform
-XBT_PUBLIC(void) sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS); // Begin description of new AS
-XBT_PUBLIC(void) sg_platf_new_AS_end(void); // That AS is fully described
+XBT_PUBLIC(simgrid::s4u::As*) sg_platf_new_AS_begin(sg_platf_AS_cbarg_t AS); // Begin description of new AS
+XBT_PUBLIC(void) sg_platf_new_AS_seal(void); // That AS is fully described
XBT_PUBLIC(void) sg_platf_new_host (sg_platf_host_cbarg_t host); // Add an host to the currently described AS
XBT_PUBLIC(void) sg_platf_new_hostlink(sg_platf_host_link_cbarg_t h); // Add an host_link to the currently described AS
