-/* Copyright (c) 2008-2020. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2008-2021. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
void ModelChecker::resume(RemoteSimulation& process)
{
- int res = checker_side_.get_channel().send(MC_MESSAGE_CONTINUE);
+ int res = checker_side_.get_channel().send(MessageType::CONTINUE);
if (res)
throw xbt::errno_error();
process.clear_cache();
memcpy(&base_message, buffer, sizeof(base_message));
switch(base_message.type) {
- case MC_MESSAGE_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_simulation().ignore_heap(region);
- 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_simulation().ignore_heap(region);
+ break;
}
- case MC_MESSAGE_UNIGNORE_HEAP:
- {
- s_mc_message_ignore_memory_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- get_remote_simulation().unignore_heap((void*)(std::uintptr_t)message.addr, message.size);
- 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_simulation().unignore_heap((void*)(std::uintptr_t)message.addr, message.size);
+ break;
}
- case MC_MESSAGE_IGNORE_MEMORY:
- {
- s_mc_message_ignore_memory_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- this->get_remote_simulation().ignore_region(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_simulation().ignore_region(message.addr, message.size);
+ break;
}
- case MC_MESSAGE_STACK_REGION:
- {
- s_mc_message_stack_region_t message;
- xbt_assert(size == sizeof(message), "Broken message");
- memcpy(&message, buffer, sizeof(message));
- this->get_remote_simulation().stack_areas().push_back(message.stack_region);
+ 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_simulation().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());
+
+ if (property_automaton == nullptr)
+ property_automaton = xbt_automaton_new();
+
+ const RemoteSimulation* process = &this->get_remote_simulation();
+ RemotePtr<int> address = remote((int*)message.data);
+ xbt::add_proposition(property_automaton, message.name.data(),
+ [process, address]() { return process->read(address); });
+
+ break;
}
- break;
- case MC_MESSAGE_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);
+ case MessageType::WAITING:
+ return false;
- if (property_automaton == nullptr)
- property_automaton = xbt_automaton_new();
+ case MessageType::ASSERTION_FAILED:
+ MC_report_assertion_error();
+ this->exit(SIMGRID_MC_EXIT_SAFETY);
- const RemoteSimulation* process = &this->get_remote_simulation();
- RemotePtr<int> address = remote((int*)message.data);
- xbt::add_proposition(property_automaton, message.name, [process, address]() { return process->read(address); });
-
- break;
- }
-
- case MC_MESSAGE_WAITING:
- return false;
-
- case MC_MESSAGE_ASSERTION_FAILED:
- MC_report_assertion_error();
- this->exit(SIMGRID_MC_EXIT_SAFETY);
-
- default:
- xbt_die("Unexpected message from model-checked application");
+ default:
+ xbt_die("Unexpected message from model-checked application");
}
return true;
}
{
s_mc_message_simcall_handle_t m;
memset(&m, 0, sizeof(m));
- m.type = MC_MESSAGE_SIMCALL_HANDLE;
- m.pid = transition.pid_;
- m.value = transition.argument_;
+ m.type = MessageType::SIMCALL_HANDLE;
+ m.pid_ = transition.pid_;
+ m.times_considered_ = transition.times_considered_;
checker_side_.get_channel().send(m);
this->remote_simulation_->clear_cache();
if (this->remote_simulation_->running())
checker_side_.dispatch();
}
+bool ModelChecker::simcall_is_visible(int aid)
+{
+ xbt_assert(mc_model_checker != nullptr, "This should be called from the checker side");
+
+ s_mc_message_simcall_is_visible_t m;
+ memset(&m, 0, sizeof(m));
+ m.type = MessageType::SIMCALL_IS_VISIBLE;
+ m.aid = aid;
+ checker_side_.get_channel().send(m);
+
+ s_mc_message_simcall_is_visible_answer_t answer;
+ ssize_t s = checker_side_.get_channel().receive(answer);
+ xbt_assert(s != -1, "Could not receive message");
+ xbt_assert(s == sizeof(answer) && answer.type == MessageType::SIMCALL_IS_VISIBLE_ANSWER,
+ "Received unexpected message %s (%i, size=%i) "
+ "expected MessageType::SIMCALL_IS_VISIBLE_ANSWER (%i, size=%i)",
+ to_c_str(answer.type), (int)answer.type, (int)s, (int)MessageType::SIMCALL_IS_VISIBLE_ANSWER,
+ (int)sizeof(answer));
+
+ XBT_DEBUG("is_visible(%d) is returning %s", aid, answer.value ? "true" : "false");
+
+ this->remote_simulation_->clear_cache();
+ return answer.value;
+}
+
+std::string ModelChecker::simcall_to_string(MessageType type, int aid, int times_considered)
+{
+ xbt_assert(mc_model_checker != nullptr, "This should be called from the checker side");
+
+ s_mc_message_simcall_to_string_t m;
+ memset(&m, 0, sizeof(m));
+ m.type = type;
+ m.aid = aid;
+ m.time_considered = times_considered;
+ checker_side_.get_channel().send(m);
+
+ s_mc_message_simcall_to_string_answer_t answer;
+ ssize_t s = checker_side_.get_channel().receive(answer);
+ xbt_assert(s != -1, "Could not receive message");
+ xbt_assert(s == sizeof(answer) && answer.type == MessageType::SIMCALL_TO_STRING_ANSWER,
+ "Received unexpected message %s (%i, size=%i) "
+ "expected MessageType::SIMCALL_TO_STRING_ANSWER (%i, size=%i)",
+ to_c_str(answer.type), (int)answer.type, (int)s, (int)MessageType::SIMCALL_TO_STRING_ANSWER,
+ (int)sizeof(answer));
+
+ return std::string(answer.value);
+}
+
+std::string ModelChecker::simcall_to_string(int aid, int times_considered)
+{
+ std::string answer = simcall_to_string(MessageType::SIMCALL_TO_STRING, aid, times_considered);
+ XBT_DEBUG("to_string(%d) is returning %s", aid, answer.c_str());
+ return answer;
+}
+
+std::string ModelChecker::simcall_dot_label(int aid, int times_considered)
+{
+ std::string answer = simcall_to_string(MessageType::SIMCALL_DOT_LABEL, aid, times_considered);
+ XBT_DEBUG("dot_label(%d) is returning %s", aid, answer.c_str());
+ return answer;
+}
bool ModelChecker::checkDeadlock()
{
- int res = checker_side_.get_channel().send(MC_MESSAGE_DEADLOCK_CHECK);
+ int res = checker_side_.get_channel().send(MessageType::DEADLOCK_CHECK);
xbt_assert(res == 0, "Could not check deadlock state");
s_mc_message_int_t message;
ssize_t s = checker_side_.get_channel().receive(message);
xbt_assert(s != -1, "Could not receive message");
- xbt_assert(s == sizeof(message) && message.type == MC_MESSAGE_DEADLOCK_CHECK_REPLY,
+ xbt_assert(s == sizeof(message) && message.type == MessageType::DEADLOCK_CHECK_REPLY,
"Received unexpected message %s (%i, size=%i) "
- "expected MC_MESSAGE_DEADLOCK_CHECK_REPLY (%i, size=%i)",
- MC_message_type_name(message.type), (int)message.type, (int)s, (int)MC_MESSAGE_DEADLOCK_CHECK_REPLY,
+ "expected MessageType::DEADLOCK_CHECK_REPLY (%i, size=%i)",
+ to_c_str(message.type), (int)message.type, (int)s, (int)MessageType::DEADLOCK_CHECK_REPLY,
(int)sizeof(message));
return message.value != 0;
}