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#include <string.h>
#include <stdlib.h> // malloc
#include <assert.h> // assert
#include <stdio.h> // printf
#include <sstream> // stringstream
#include <deque> // deque
#include <boost/algorithm/string.hpp> // trim
#define USCXML_VERBOSE
#include "uscxml/config.h"
#ifdef APPLE
#include <mach/mach.h>
#include <mach/mach_time.h>
#include <pthread.h>
#endif
#ifndef AUTOINCLUDE_TEST
#include "test-c-machine.scxml.c"
//#include "/Users/sradomski/Documents/TK/Code/uscxml/build/cli/test/gen/c/ecma/test329.scxml.machine.c"
#endif
#include "uscxml/util/URL.h"
//#include "uscxml/concurrency/Timer.h"
//#include "uscxml/dom/DOMUtils.h"
#include "uscxml/plugins/Factory.h"
//#include "uscxml/Interpreter.h"
#include "uscxml/util/UUID.h"
#include "uscxml/interpreter/InterpreterImpl.h"
#include "uscxml/interpreter/BasicEventQueue.h"
#include "uscxml/interpreter/BasicDelayedEventQueue.h"
#ifdef BUILD_PROFILING
# include "uscxml/plugins/DataModel.h"
# endif
#define USER_DATA(ctx) ((StateMachine*)(((uscxml_ctx*)ctx)->user_data))
using namespace uscxml;
class StateMachine : public DataModelCallbacks, public DelayedEventQueueCallbacks {
public:
StateMachine(const uscxml_machine* machine) : machine(machine), parentMachine(NULL), topMostMachine(NULL), invocation(NULL) {
allMachines[sessionId] = this;
topMostMachine = this;
currentMachine = allMachines.begin();
init();
}
StateMachine(StateMachine* parent, const uscxml_machine* machine, const uscxml_elem_invoke* invoke) : machine(machine), invocation(invoke) {
parentMachine = parent;
topMostMachine = parent->topMostMachine;
init();
}
virtual Logger getLogger() {
return Logger::getDefault();
}
const std::string& getName() {
return name;
}
const std::string& getSessionId() {
return sessionId;
}
const std::map<std::string, IOProcessor>& getIOProcessors() {
return ioProcs;
}
bool isInState(const std::string& stateId) {
for (size_t i = 0; i < ctx.machine->nr_states; i++) {
if (ctx.machine->states[i].name &&
strcmp(ctx.machine->states[i].name, stateId.c_str()) == 0 &&
BIT_HAS(i, ctx.config)) {
return true;
}
}
return false;
}
XERCESC_NS::DOMDocument* getDocument() const {
return document;
}
const std::map<std::string, Invoker>& getInvokers() {
return invokers;
}
void init() {
sessionId = uscxml::UUID::getUUID();
isFinalized = false;
// clear and initialize machine context
memset(&ctx, 0, sizeof(uscxml_ctx));
ctx.machine = machine;
ctx.user_data = (void*)this;
// register callbacks with scxml context
ctx.is_matched = &isMatched;
ctx.is_true = &isTrue;
ctx.raise_done_event = &raiseDoneEvent;
ctx.invoke = &invoke;
ctx.exec_content_send = &execContentSend;
ctx.exec_content_raise = &execContentRaise;
ctx.exec_content_cancel = &execContentCancel;
ctx.exec_content_log = &execContentLog;
ctx.exec_content_assign = &execContentAssign;
ctx.exec_content_foreach_init = &execContentForeachInit;
ctx.exec_content_foreach_next = &execContentForeachNext;
ctx.exec_content_foreach_done = &execContentForeachDone;
ctx.dequeue_external = &dequeueExternal;
ctx.dequeue_internal = &dequeueInternal;
ctx.exec_content_init = &execContentInit;
ctx.exec_content_script = &execContentScript;
name = machine->name;
delayQueue = DelayedEventQueue(std::shared_ptr<DelayedEventQueueImpl>(new BasicDelayedEventQueue(this)));
dataModel = Factory::getInstance()->createDataModel(machine->datamodel, this);
if (invocation != NULL) {
/// test 226/240 - initialize from invoke request
if (invocation->params != NULL) {
const uscxml_elem_param* param = invocation->params;
while(USCXML_ELEM_PARAM_IS_SET(param)) {
std::string identifier;
if (param->name != NULL) {
identifier = param->name;
} else if (param->location != NULL) {
identifier = param->location;
}
invokeData[identifier] = parentMachine->dataModel.evalAsData(param->expr);
param++;
}
}
if (invocation->namelist != NULL) {
const char* cPtr = invocation->namelist;
const char* aPtr = invocation->namelist;
while(cPtr) {
while (isspace(*cPtr))
cPtr++;
aPtr = cPtr;
while(*cPtr && !isspace(*cPtr))
cPtr++;
if (aPtr == cPtr)
break;
std::string identifier = std::string(aPtr, cPtr - aPtr);
invokeData[identifier] = parentMachine->dataModel.evalAsData(identifier);
}
}
}
}
virtual ~StateMachine() {
if (parentMachine != NULL) {
topMostMachine->allMachines.erase(topMostMachine->invocationIds[invocation]);
}
// finalize();
delayQueue.cancelAllDelayed();
while(eq.size() > 0) {
eq.pop_front();
}
eq.clear();
while(iq.size() > 0) {
iq.pop_front();
}
iq.clear();
}
bool hasPendingWork() {
return (iq.size() > 0 ||
eq.size() > 0 ||
ctx.flags & USCXML_CTX_SPONTANEOUS ||
ctx.flags == USCXML_CTX_PRISTINE ||
memcmp(ctx.config, ctx.invocations, sizeof(ctx.config)) != 0);
}
bool isDone() {
return ctx.flags & USCXML_CTX_FINISHED;
}
void finalize() {
if (isFinalized)
return;
delayQueue.cancelAllDelayed();
if (parentMachine != NULL) {
std::lock_guard<std::mutex> lock(mutex);
Event done;
done.invokeid = invokeId;
done.name = "done.invoke." + invokeId;
parentMachine->eq.push_back(done);
}
isFinalized = true;
}
void reset() {
delayQueue.cancelAllDelayed();
while(eq.size() > 0) {
eq.pop_front();
}
while(iq.size() > 0) {
iq.pop_front();
}
iq.clear();
eq.clear();
init();
}
int step() {
// advance current machine if there are multiple
currentMachine++;
if (currentMachine == allMachines.end())
currentMachine = allMachines.begin();
StateMachine* toRun = currentMachine->second;
if (!toRun->hasPendingWork()) {
return USCXML_ERR_IDLE;
}
// test 187
if (toRun->isDone()) {
toRun->finalize();
return USCXML_ERR_IDLE;
}
state = uscxml_step(&toRun->ctx);
return state;
}
// callbacks for scxml context
static int isMatched(const uscxml_ctx* ctx, const uscxml_transition* t, const void* e) {
Event* event = (Event*)e;
return (nameMatch(t->event, event->name.c_str()));
}
static int isTrue(const uscxml_ctx* ctx, const char* expr) {
try {
return USER_DATA(ctx)->dataModel.evalAsBool(expr);
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
}
return false;
}
static int invoke(const uscxml_ctx* ctx, const uscxml_state* s, const uscxml_elem_invoke* invocation, unsigned char uninvoke) {
std::map<std::string, StateMachine*> &allMachines = USER_DATA(ctx)->topMostMachine->allMachines;
StateMachine* topMachine = USER_DATA(ctx)->topMostMachine;
if (uninvoke) {
if (invocation->machine != NULL) {
if (topMachine->invocationIds.find(invocation) != topMachine->invocationIds.end() &&
allMachines.find(topMachine->invocationIds[invocation]) != allMachines.end()) {
delete allMachines[topMachine->invocationIds[invocation]];
topMachine->allMachines.erase(topMachine->invocationIds[invocation]);
topMachine->invocationIds.erase(invocation);
}
} else {
return USCXML_ERR_UNSUPPORTED;
}
} else {
// invocations
if (invocation->machine != NULL) {
// invoke a nested SCXML machine
StateMachine* invokedMachine = NULL;
try {
invokedMachine = new StateMachine(USER_DATA(ctx), invocation->machine, invocation);
} catch (Event e) {
delete invokedMachine;
return USCXML_ERR_EXEC_CONTENT;
}
if (invocation->id != NULL) {
invokedMachine->invokeId = invocation->id;
} else if (invocation->idlocation != NULL) {
// test224
invokedMachine->invokeId = (invocation->sourcename != NULL ? std::string(invocation->sourcename) + "." : "") + uscxml::UUID::getUUID();
USER_DATA(ctx)->dataModel.assign(invocation->idlocation, Data(invokedMachine->invokeId, Data::VERBATIM));
} else {
invokedMachine->invokeId = uscxml::UUID::getUUID();
}
allMachines[invokedMachine->invokeId] = invokedMachine;
topMachine->invocationIds[invocation] = invokedMachine->invokeId;
} else {
return USCXML_ERR_UNSUPPORTED;
}
}
return USCXML_ERR_OK;
}
static int raiseDoneEvent(const uscxml_ctx* ctx, const uscxml_state* state, const uscxml_elem_donedata* donedata) {
Event e;
e.name = std::string("done.state.") + state->name;
if (donedata) {
if (donedata->content != NULL) {
e.data = Data(donedata->content, Data::VERBATIM);
} else if (donedata->contentexpr != NULL) {
try {
e.data = USER_DATA(ctx)->dataModel.getAsData(donedata->contentexpr);
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
}
} else {
try {
const uscxml_elem_param* param = donedata->params;
while (param && USCXML_ELEM_PARAM_IS_SET(param)) {
Data paramValue;
if (param->expr != NULL) {
paramValue = USER_DATA(ctx)->dataModel.evalAsData(param->expr);
} else if(param->location) {
paramValue = USER_DATA(ctx)->dataModel.evalAsData(param->location);
}
e.params.insert(std::make_pair(param->name, paramValue));
param++;
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
}
}
}
#ifdef USCXML_VERBOSE
printf("Raising Done Event: %s\n", e.name.c_str());
#endif
USER_DATA(ctx)->iq.push_back(e);
return USCXML_ERR_OK;
}
static int execContentSend(const uscxml_ctx* ctx, const uscxml_elem_send* send) {
Event e;
std::string sendid;
if (send->id != NULL) {
sendid = send->id;
} else {
sendid = uscxml::UUID::getUUID();
if (send->idlocation != NULL) {
USER_DATA(ctx)->dataModel.assign(send->idlocation, Data(sendid, Data::VERBATIM));
} else {
e.hideSendId = true;
}
}
e.sendid = sendid;
std::string target;
if (send->target != NULL) {
target = send->target;
} else if (send->targetexpr != NULL) {
target = USER_DATA(ctx)->dataModel.evalAsData(send->targetexpr).atom;
} else {
target = "#_external";
}
if (target.size() > 0 && (target[0] != '#' || target[1] != '_')) {
e.name = "error.execution";
execContentRaise(ctx, e);
return USCXML_ERR_INVALID_TARGET;
}
e.origintype = "http://www.w3.org/TR/scxml/#SCXMLEventProcessor";
// e.origin = target;
std::string type;
try {
if (send->type != NULL) {
type = send->type;
} else if (send->typeexpr != NULL) {
type = USER_DATA(ctx)->dataModel.evalAsData(send->typeexpr).atom;
} else {
type = "http://www.w3.org/TR/scxml/#SCXMLEventProcessor";
}
} catch (Event exc) {
e.name = "error.execution";
execContentRaise(ctx, e);
return USCXML_ERR_EXEC_CONTENT;
}
// only one somewhat supported
if (type != "http://www.w3.org/TR/scxml/#SCXMLEventProcessor") {
e.name = "error.execution";
execContentRaise(ctx, e);
return USCXML_ERR_INVALID_TARGET;
}
e.origintype = type;
e.invokeid = USER_DATA(ctx)->invokeId;
if (send->eventexpr != NULL) {
e.name = USER_DATA(ctx)->dataModel.evalAsData(send->eventexpr).atom;
} else {
e.name = send->event;
}
try {
const uscxml_elem_param* param = send->params;
while (param && USCXML_ELEM_PARAM_IS_SET(param)) {
Data paramValue;
if (param->expr != NULL) {
paramValue = USER_DATA(ctx)->dataModel.evalAsData(param->expr);
} else if(param->location) {
paramValue = USER_DATA(ctx)->dataModel.evalAsData(param->location);
}
e.params.insert(std::make_pair(param->name, paramValue));
param++;
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
return USCXML_ERR_EXEC_CONTENT;
}
try {
if (send->namelist != NULL) {
const char* bPtr = &send->namelist[0];
const char* ePtr = bPtr;
while(*ePtr != '\0') {
ePtr++;
if (*ePtr == ' ' || *ePtr == '\0') {
std::string key(bPtr, ePtr - bPtr);
e.params.insert(std::make_pair(key, USER_DATA(ctx)->dataModel.evalAsData(key)));
if (*ePtr == '\0')
break;
bPtr = ++ePtr;
}
}
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
return USCXML_ERR_EXEC_CONTENT;
}
if (send->content != NULL) {
// will it parse as json?
Data d = USER_DATA(ctx)->dataModel.getAsData(send->content);
if (!d.empty()) {
e.data = d;
} else {
e.data = Data(spaceNormalize(send->content), Data::VERBATIM);
}
}
size_t delayMs = 0;
std::string delay;
if (send->delayexpr != NULL) {
delay = USER_DATA(ctx)->dataModel.evalAsData(send->delayexpr).atom;
} else if (send->delay != NULL) {
delay = send->delay;
}
if (delay.size() > 0) {
boost::trim(delay);
NumAttr delayAttr(delay);
if (iequals(delayAttr.unit, "ms")) {
delayMs = strTo<uint32_t>(delayAttr.value);
} else if (iequals(delayAttr.unit, "s")) {
delayMs = strTo<double>(delayAttr.value) * 1000;
} else if (delayAttr.unit.length() == 0) { // unit less delay is interpreted as milliseconds
delayMs = strTo<uint32_t>(delayAttr.value);
} else {
std::cerr << "Cannot make sense of delay value " << delay << ": does not end in 's' or 'ms'";
}
}
if (USER_DATA(ctx)->invokeId.size() > 0) {
e.invokeid = USER_DATA(ctx)->invokeId;
}
USER_DATA(ctx)->sendUUIDs[e.uuid] = std::make_tuple(e.sendid, target, type);
if (delayMs > 0) {
USER_DATA(ctx)->delayQueue.enqueueDelayed(e, delayMs, e.uuid);
} else {
USER_DATA(ctx)->eventReady(e, e.uuid);
}
return USCXML_ERR_OK;
}
static int execContentRaise(const uscxml_ctx* ctx, Event& e) {
if (boost::starts_with(e.name, "error.")) {
e.eventType = Event::PLATFORM;
} else {
e.eventType = Event::INTERNAL;
}
USER_DATA(ctx)->iq.push_back(e);
return USCXML_ERR_OK;
}
static int execContentRaise(const uscxml_ctx* ctx, const char* event) {
Event e;
e.name = event;
return execContentRaise(ctx, e);
}
static int execContentCancel(const uscxml_ctx* ctx, const char* sendid, const char* sendidexpr) {
std::string eventId;
if (sendid != NULL) {
eventId = sendid;
} else if (sendidexpr != NULL) {
eventId = USER_DATA(ctx)->dataModel.evalAsData(sendidexpr).atom;
}
if (eventId.length() > 0) {
// find all events with given id
for (auto evIter = USER_DATA(ctx)->sendUUIDs.begin(); evIter != USER_DATA(ctx)->sendUUIDs.end(); evIter++) {
std::string sendid = std::get<0>(evIter->second);
if (eventId == sendid) {
USER_DATA(ctx)->delayQueue.cancelDelayed(evIter->first);
}
}
} else {
execContentRaise(ctx, "error.execution");
return USCXML_ERR_EXEC_CONTENT;
}
return USCXML_ERR_OK;
}
static int execContentLog(const uscxml_ctx* ctx, const char* label, const char* expr) {
try {
if (label != NULL) {
printf("%s%s", label, (expr != NULL ? ": " : ""));
}
if (expr != NULL) {
std::string msg = USER_DATA(ctx)->dataModel.evalAsData(expr).atom;
printf("%s", msg.c_str());
}
if (label != NULL || expr != NULL) {
printf("\n");
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
return USCXML_ERR_EXEC_CONTENT;
}
return USCXML_ERR_OK;
}
static int execContentAssign(const uscxml_ctx* ctx, const uscxml_elem_assign* assign) {
std::string key = assign->location;
if (key == "_sessionid" || key == "_name" || key == "_ioprocessors" || key == "_invokers" || key == "_event") {
execContentRaise(ctx, "error.execution");
return USCXML_ERR_EXEC_CONTENT;
}
try {
// Data d = USER_DATA(ctx)->dataModel.getStringAsData(expr);
if (assign->expr != NULL) {
USER_DATA(ctx)->dataModel.assign(key,
USER_DATA(ctx)->dataModel.evalAsData(assign->expr));
} else if (assign->content != NULL) {
Data d = Data(assign->content, Data::INTERPRETED);
USER_DATA(ctx)->dataModel.assign(key, d);
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
return USCXML_ERR_EXEC_CONTENT;
}
return USCXML_ERR_OK;
}
static int execContentForeachInit(const uscxml_ctx* ctx, const uscxml_elem_foreach* foreach) {
try {
scxml_foreach_info* feInfo = (scxml_foreach_info*)malloc(sizeof(scxml_foreach_info));
USER_DATA(ctx)->foreachInfo[foreach] = feInfo;
feInfo->iterations = USER_DATA(ctx)->dataModel.getLength(foreach->array);
feInfo->currIteration = 0;
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
return USCXML_ERR_EXEC_CONTENT;
}
return USCXML_ERR_OK;
}
static int execContentForeachNext(const uscxml_ctx* ctx, const uscxml_elem_foreach* foreach) {
try {
scxml_foreach_info* feInfo = USER_DATA(ctx)->foreachInfo[foreach];
if (feInfo->currIteration < feInfo->iterations) {
USER_DATA(ctx)->dataModel.setForeach((foreach->item != NULL ? foreach->item : ""),
(foreach->array != NULL ? foreach->array : ""),
(foreach->index != NULL ? foreach->index : ""),
feInfo->currIteration);
feInfo->currIteration++;
return USCXML_ERR_OK;
}
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
free(USER_DATA(ctx)->foreachInfo[foreach]);
USER_DATA(ctx)->foreachInfo.erase(foreach);
return USCXML_ERR_EXEC_CONTENT;
}
return USCXML_ERR_FOREACH_DONE;
}
static int execContentForeachDone(const uscxml_ctx* ctx, const uscxml_elem_foreach* foreach) {
free(USER_DATA(ctx)->foreachInfo[foreach]);
USER_DATA(ctx)->foreachInfo.erase(foreach);
return USCXML_ERR_OK;
}
static int execContentInit(const uscxml_ctx* ctx, const uscxml_elem_data* data) {
while(USCXML_ELEM_DATA_IS_SET(data)) {
if (USER_DATA(ctx)->invokeData.find(data->id) != USER_DATA(ctx)->invokeData.end()) {
// passed via param or namelist: test245
try {
USER_DATA(ctx)->dataModel.init(data->id, USER_DATA(ctx)->invokeData[data->id]);
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
}
} else {
Data d;
std::stringstream content;
try {
if (data->expr != NULL) {
d = USER_DATA(ctx)->dataModel.evalAsData(data->expr);
} else if (data->content != NULL || data->src != NULL) {
if (data->content) {
content << data->content;
} else {
URL sourceURL(data->src);
if (USER_DATA(ctx)->baseURL.size() > 0) {
sourceURL = URL::resolve(sourceURL, USER_DATA(ctx)->baseURL);
} else {
sourceURL = URL::resolveWithCWD(sourceURL);
}
content << sourceURL.getInContent();
}
/**
* first attempt to parse as structured data, we will try
* as space normalized string literals if this fails below
*/
d = USER_DATA(ctx)->dataModel.getAsData(content.str());
} else {
// leave d undefined
}
// this might fail with an unquoted string literal in content
USER_DATA(ctx)->dataModel.init(data->id, d);
} catch (Event e) {
if (content.str().size() > 0) {
try {
d = Data(escape(spaceNormalize(content.str())), Data::VERBATIM);
USER_DATA(ctx)->dataModel.init(data->id, d);
} catch (Event e) {
execContentRaise(ctx, e.name.c_str());
}
} else {
execContentRaise(ctx, e.name.c_str());
}
}
}
data++;
}
return USCXML_ERR_OK;
}
static int execContentScript(const uscxml_ctx* ctx, const char* src, const char* content) {
if (content != NULL) {
USER_DATA(ctx)->dataModel.evalAsData(content);
} else if (src != NULL) {
return USCXML_ERR_UNSUPPORTED;
}
return USCXML_ERR_OK;
}
static void* dequeueExternal(const uscxml_ctx* ctx) {
std::lock_guard<std::mutex> lock(USER_DATA(ctx)->mutex);
if (USER_DATA(ctx)->eq.size() == 0)
return NULL;
// set event
USER_DATA(ctx)->currEvent = USER_DATA(ctx)->eq.front();
USER_DATA(ctx)->eq.pop_front();
// get an alias
const Event& e = USER_DATA(ctx)->currEvent;
USER_DATA(ctx)->dataModel.setEvent(e);
std::map<std::string, StateMachine*>& allMachines = USER_DATA(ctx)->topMostMachine->allMachines;
if (e.invokeid.size() > 0 && allMachines.find(e.invokeid) != allMachines.end()) {
// we need to check for finalize content
StateMachine* invokedMachine = allMachines[e.invokeid];
if (invokedMachine->invocation != NULL && invokedMachine->invocation->finalize != NULL)
invokedMachine->invocation->finalize(ctx,
invokedMachine->invocation,
&e);
}
// auto forward event
for (std::map<std::string, StateMachine*>::iterator machIter = allMachines.begin(); machIter != allMachines.end(); machIter++) {
if (machIter->second->parentMachine != NULL &&
machIter->second->parentMachine == USER_DATA(ctx) &&
machIter->second->invocation->autoforward) {
std::lock_guard<std::mutex> lock(machIter->second->mutex);
Event e2(e);
machIter->second->eq.push_back(e2);
}
}
#ifdef USCXML_VERBOSE
printf("Popping External Event: %s\n", e.name.c_str());
#endif
return &USER_DATA(ctx)->currEvent;
}
static void* dequeueInternal(const uscxml_ctx* ctx) {
if (USER_DATA(ctx)->iq.size() == 0)
return NULL;
// set event
USER_DATA(ctx)->currEvent = USER_DATA(ctx)->iq.front();
USER_DATA(ctx)->iq.pop_front();
// get an alias
const Event& e = USER_DATA(ctx)->currEvent;
USER_DATA(ctx)->dataModel.setEvent(e);
#ifdef USCXML_VERBOSE
printf("Popping Internal Event: %s\n", e.name.c_str());
#endif
return &USER_DATA(ctx)->currEvent;
}
void eventReady(Event& e, const std::string& eventUUID) {
std::lock_guard<std::mutex> lock(mutex);
//std::make_tuple(e.sendid, target, type);
std::string sendid = std::get<0>(sendUUIDs[e.uuid]);
std::string target = std::get<1>(sendUUIDs[e.uuid]);
std::string type = std::get<2>(sendUUIDs[e.uuid]);
if (target == "#_internal") {
e.eventType = Event::INTERNAL;
#ifdef USCXML_VERBOSE
printf("Pushing Internal Event: %s\n", e.name.c_str());
#endif
iq.push_back(e);
} else if (target == "#_external") {
e.eventType = Event::EXTERNAL;
#ifdef USCXML_VERBOSE
printf("Pushing External Event: %s\n", e.name.c_str());
#endif
eq.push_back(e);
} else if (target == "#_parent") {
e.eventType = Event::EXTERNAL;
if (parentMachine != NULL) {
parentMachine->eq.push_back(e);
}
// TODO: handle invalid parent
} else if (target.substr(0,8) == "#_scxml_") {
std::string sessionId = target.substr(8);
bool sessionFound = false;
for (std::map<std::string, StateMachine*>::iterator machIter = topMostMachine->allMachines.begin();
machIter != topMostMachine->allMachines.end(); machIter++) {
if (machIter->second->sessionId == sessionId) {
e.eventType = Event::EXTERNAL;
machIter->second->eq.push_back(e);
sessionFound = true;
break;
}
}
if (!sessionFound) {
// test496
execContentRaise(&ctx, "error.communication");
}
} else if (target.substr(0,2) == "#_") {
e.eventType = Event::EXTERNAL;
std::string targetId = target.substr(2);
if (topMostMachine->allMachines.find(targetId) != topMostMachine->allMachines.end()) {
topMostMachine->allMachines[targetId]->eq.push_back(e);
} else {
execContentRaise(&ctx, "error.communication");
}
} else {
assert(false);
}
monitor.notify_all();
}
static std::string spaceNormalize(const std::string& text) {
std::stringstream content;
std::string seperator;
size_t start = 0;
for (size_t i = 0; i < text.size(); i++) {
if (isspace(text[i])) {
if (i > 0 && start < i) {
content << seperator << text.substr(start, i - start);
seperator = " ";
}
while(isspace(text[++i])); // skip whitespaces
start = i;
} else if (i + 1 == text.size()) {
content << seperator << text.substr(start, i + 1 - start);
}
}
return content.str();
}
// TODO: isolate InterpreterImpl to reduce header deps on libxml/parser.h
static bool nameMatch(const std::string& eventDescs, const std::string& eventName) {
if(eventDescs.length() == 0 || eventName.length() == 0)
return false;
// naive case of single descriptor and exact match
if (iequals(eventDescs, eventName))
return true;
size_t start = 0;
std::string eventDesc;
for (size_t i = 0; i < eventDescs.size(); i++) {
if (isspace(eventDescs[i])) {
if (i > 0 && start < i - 1) {
eventDesc = eventDescs.substr(start, i - start);
}
while(isspace(eventDescs[++i])); // skip whitespaces
start = i;
} else if (i + 1 == eventDescs.size()) {
eventDesc = eventDescs.substr(start, i + 1 - start);
}
if (eventDesc.size() > 0) {
// remove optional trailing .* for CCXML compatibility
if (eventDesc.find("*", eventDesc.size() - 1) != std::string::npos)
eventDesc = eventDesc.substr(0, eventDesc.size() - 1);
if (eventDesc.find(".", eventDesc.size() - 1) != std::string::npos)
eventDesc = eventDesc.substr(0, eventDesc.size() - 1);
// was eventDesc the * wildcard
if (eventDesc.size() == 0)
return true;
// eventDesc has to be a real prefix of event now and therefore shorter
if (eventDesc.size() > eventName.size())
goto NEXT_DESC;
// are they already equal?
if (iequals(eventDesc, eventName))
return true;
if (eventName.find(eventDesc) == 0) {
if (eventName.find(".", eventDesc.size()) == eventDesc.size())
return true;
}
NEXT_DESC:
eventDesc = "";
}
}
return false;
}
Event currEvent;
std::map<const uscxml_elem_invoke*, std::string> invocationIds;
std::map<std::string, StateMachine*> allMachines;
bool isFinalized;
int state;
uscxml_ctx ctx;
const uscxml_machine* machine;
StateMachine* parentMachine;
StateMachine* topMostMachine;
std::map<std::string, StateMachine* >::iterator currentMachine; // next machine to advance
std::string baseURL;
std::string sessionId;
std::string name;
// in case we were invoked
std::string invokeId;
const uscxml_elem_invoke* invocation;
std::map<std::string, Data> invokeData;
std::deque<Event> iq;
std::deque<Event> eq;
DataModel dataModel;
protected:
struct scxml_foreach_info {
size_t iterations;
size_t currIteration;
};
X xmlPrefix;
std::map<std::string, IOProcessor> ioProcs;
std::map<std::string, Invoker> invokers;
XERCESC_NS::DOMDocument* document;
DelayedEventQueue delayQueue;
std::map<std::string, std::tuple<std::string, std::string, std::string> > sendUUIDs;
std::map<const uscxml_elem_foreach*, scxml_foreach_info*> foreachInfo;
std::condition_variable monitor;
std::mutex mutex;
};
int main(int argc, char** argv) {
int err;
size_t benchmarkRuns = 1;
const char* envBenchmarkRuns = getenv("USCXML_BENCHMARK_ITERATIONS");
if (envBenchmarkRuns != NULL) {
benchmarkRuns = strTo<size_t>(envBenchmarkRuns);
}
size_t remainingRuns = benchmarkRuns;
size_t microSteps = 0;
StateMachine rootMachine(&USCXML_MACHINE);
while(remainingRuns-- > 0) {
microSteps = 0;
for (;;) {
err = rootMachine.step();
if (rootMachine.isDone())
break;
microSteps++;
}
microSteps++;
assert(rootMachine.ctx.flags & USCXML_CTX_TOP_LEVEL_FINAL);
size_t passIdx = 0;
for (size_t i = 0; i < rootMachine.ctx.machine->nr_states; i++) {
if (rootMachine.ctx.machine->states[i].name && strcmp(rootMachine.ctx.machine->states[i].name, "pass") == 0) {
passIdx = i;
break;
}
}
if(!BIT_HAS(passIdx, rootMachine.ctx.config)) {
std::cerr << "Interpreter did not end in pass" << std::endl;
exit(EXIT_FAILURE);
}
rootMachine.reset();
}
return EXIT_SUCCESS;
}
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