-bool ModelChecker::handle_message(const char* buffer, ssize_t size)
-{
- s_mc_message_t base_message;
- xbt_assert(size >= (ssize_t)sizeof(base_message), "Broken message");
- memcpy(&base_message, buffer, sizeof(base_message));
-
- switch(base_message.type) {
- case MessageType::INITIAL_ADDRESSES: {
- s_mc_message_initial_addresses_t message;
- xbt_assert(size == sizeof(message), "Broken message. Got %d bytes instead of %d.", (int)size, (int)sizeof(message));
- memcpy(&message, buffer, sizeof(message));
-
- get_remote_process_memory().init(message.mmalloc_default_mdp);
- break;
- }
-
- case MessageType::IGNORE_HEAP: {
- s_mc_message_ignore_heap_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
-
- IgnoredHeapRegion region;
- region.block = message.block;
- region.fragment = message.fragment;
- region.address = message.address;
- region.size = message.size;
- get_remote_process_memory().ignore_heap(region);
- break;
- }
-
- case MessageType::UNIGNORE_HEAP: {
- s_mc_message_ignore_memory_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- get_remote_process_memory().unignore_heap((void*)(std::uintptr_t)message.addr, message.size);
- break;
- }
-
- case MessageType::IGNORE_MEMORY: {
- s_mc_message_ignore_memory_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- this->get_remote_process_memory().ignore_region(message.addr, message.size);
- break;
- }
-
- case MessageType::STACK_REGION: {
- s_mc_message_stack_region_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- this->get_remote_process_memory().stack_areas().push_back(message.stack_region);
- } break;
-
- case MessageType::REGISTER_SYMBOL: {
- s_mc_message_register_symbol_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- xbt_assert(not message.callback, "Support for client-side function proposition is not implemented.");
- XBT_DEBUG("Received symbol: %s", message.name.data());
-
- LivenessChecker::automaton_register_symbol(get_remote_process_memory(), message.name.data(),
- remote((int*)message.data));
- break;
- }
-
- case MessageType::WAITING:
- return false;
-
- case MessageType::ASSERTION_FAILED:
- Exploration::get_instance()->report_assertion_failure();
- break;
-
- default:
- xbt_die("Unexpected message from model-checked application");
- }
- return true;
-}
-