static size_t file_callback(void *ptr, size_t size, size_t nmemb, void *data)
{
register unsigned int realsize = (unsigned int) (size * nmemb);
struct curl_obj *co = data;
uintN argc = 0;
jsval argv[4];
if (!co) {
return 0;
}
if (co->function) {
char *ret;
argv[argc++] = STRING_TO_JSVAL(JS_NewStringCopyZ(co->cx, (char *) ptr));
if (co->user_data) {
argv[argc++] = OBJECT_TO_JSVAL(co->user_data);
}
JS_ResumeRequest(co->cx, co->saveDepth);
JS_CallFunction(co->cx, co->obj, co->function, argc, argv, &co->ret);
co->saveDepth = JS_SuspendRequest(co->cx);
if ((ret = JS_GetStringBytes(JS_ValueToString(co->cx, co->ret)))) {
if (!strcmp(ret, "true") || !strcmp(ret, "undefined")) {
return realsize;
} else {
return 0;
}
}
}
return realsize;
}
bool ScriptInterface::LoadScript(const VfsPath& filename, const std::string& code)
{
JSAutoRequest rq(m->m_cx);
JS::RootedObject global(m->m_cx, m->m_glob);
utf16string codeUtf16(code.begin(), code.end());
uint lineNo = 1;
// CompileOptions does not copy the contents of the filename string pointer.
// Passing a temporary string there will cause undefined behaviour, so we create a separate string to avoid the temporary.
std::string filenameStr(utf8_from_wstring(filename.string()));
JS::CompileOptions options(m->m_cx);
options.setFileAndLine(filenameStr.c_str(), lineNo);
options.setCompileAndGo(true);
JS::RootedFunction func(m->m_cx,
JS_CompileUCFunction(m->m_cx, global, NULL, 0, NULL,
reinterpret_cast<const jschar*> (codeUtf16.c_str()), (uint)(codeUtf16.length()), options)
);
if (!func)
return false;
JS::RootedValue rval(m->m_cx);
return JS_CallFunction(m->m_cx, JS::NullPtr(), func, JS::HandleValueArray::empty(), &rval);
}
//---------------------------------------------------------------------------
inline JSBool ejs_throw_error(JSContext *cx, JSObject *obj, const char *msg) {
JSString *jsstr;
// if we get errors during error reporting we report those
if (((jsstr = JS_NewStringCopyZ(cx, msg))) &&
(JS_AddNamedRoot(cx, &jsstr, "jsstr"))) {
jsval dummy;
// We can't use JS_EvaluateScript since the stack would be wrong
JSFunction *func;
JSObject *fobj;
const char *fbody = "throw new Error(msg);";
const char *argnames[] = { "msg" };
if ((func = JS_CompileFunction(cx, obj, NULL,
1, argnames,
fbody, strlen(fbody),
NULL, 0))) {
// root function
if (((fobj = JS_GetFunctionObject(func))) &&
(JS_AddNamedRoot(cx, &fobj, "fobj"))) {
jsval args[] = { STRING_TO_JSVAL(jsstr) };
JS_CallFunction(cx, obj, func, 1, args, &dummy);
JS_RemoveRoot(cx, &fobj);
}
}
JS_RemoveRoot(cx, &jsstr);
}
return JS_FALSE;
}//---------------------------------------------------------------------------
void jsInputPoll_t::onData( struct input_event const &event )
{
JSFunction *function = JS_ValueToFunction( execContext_, handlerCode_ );
JSObject *obj = JSVAL_TO_OBJECT(handlerObj_);
if( function && obj ){
jsval args[3] = {
INT_TO_JSVAL( event.type )
, INT_TO_JSVAL( event.code )
, INT_TO_JSVAL( event.value )
};
jsval rval ;
JS_CallFunction(execContext_, obj, function, 3, args, &rval );
}
}
void sampleMethod(JS_Value *results, int argc) {
for (int i = 0; i < argc; i++) {
std::string str;
ConvertResult(results[i], str);
if (compare_base[i] != str.c_str()[0]) {
flush_console("FAIL! Item(%d) : %s \n", i, str.c_str());
exit(-1);
}
}
JS_Value out;
JS_CallFunction(results + 9, (results + 3), 2, &out);
assert(JS_GetDataLength(&out) == 11 &&
"Expected return value was 'test{\"a\":3}");
JS_Free(&out);
assert(out.data_ == NULL && out.size_ == 0 && "JS_FreeResultData leaks?");
}
bool ScriptInterface::LoadScript(const VfsPath& filename, const std::string& code)
{
// Compile the code in strict mode, to encourage better coding practices and
// to possibly help SpiderMonkey with optimisations
std::wstring codeStrict = L"\"use strict\";\n" + wstring_from_utf8(code);
utf16string codeUtf16(codeStrict.begin(), codeStrict.end());
uintN lineNo = 0; // put the automatic 'use strict' on line 0, so the real code starts at line 1
JSFunction* func = JS_CompileUCFunction(m->m_cx, NULL, NULL, 0, NULL,
reinterpret_cast<const jschar*> (codeUtf16.c_str()), (uintN)(codeUtf16.length()),
utf8_from_wstring(filename.string()).c_str(), lineNo);
if (!func)
return false;
jsval scriptRval;
JSBool ok = JS_CallFunction(m->m_cx, NULL, func, 0, NULL, &scriptRval);
return ok ? true : false;
}
int
spidermonkey_eval_boolback(struct ecmascript_interpreter *interpreter,
struct string *code)
{
JSContext *ctx;
JSFunction *fun;
jsval rval;
int ret;
assert(interpreter);
if (!js_module_init_ok) return 0;
ctx = interpreter->backend_data;
interpreter->ret = NULL;
fun = JS_CompileFunction(ctx, NULL, "", 0, NULL, code->source,
code->length, "", 0);
if (!fun)
return -1;
#if defined(CONFIG_ECMASCRIPT_SMJS_HEARTBEAT)
interpreter->heartbeat = add_heartbeat(interpreter);
#elif defined(HAVE_JS_SETBRANCHCALLBACK)
setup_safeguard(interpreter, ctx);
#endif
ret = JS_CallFunction(ctx, NULL, fun, 0, NULL, &rval);
#if defined(CONFIG_ECMASCRIPT_SMJS_HEARTBEAT)
done_heartbeat(interpreter->heartbeat);
#endif
if (ret == 2) { /* onClick="history.back()" */
return 0;
}
if (ret == JS_FALSE) {
return -1;
}
if (JSVAL_IS_VOID(rval)) {
/* Undefined value. */
return -1;
}
return jsval_to_boolean(ctx, &rval);
}
static void *thread_start(void *arg) {
thread_stuff ts = (thread_stuff) arg;
JSContext *cx;
jsval argv[1], rval;
uintN argc;
cx = JS_NewContext(ts->rt, 8192);
JS_SetContextPrivate(cx, ts);
if(ts->arg != JSVAL_VOID) {
argv[0] = ts->arg;
argc = 1;
} else
argc = 0;
ts->state = THREAD_RUN;
JS_CallFunction(cx, ts->amber, ts->fun, argc, argv, &rval);
ts->state = THREAD_DONE;
JS_DestroyContext(cx);
return NULL;
}
static JSBool teletone_generate(JSContext * cx, JSObject * obj, uintN argc, jsval * argv, jsval * rval)
{
struct teletone_obj *tto = JS_GetPrivate(cx, obj);
int32 loops = 0;
if (argc > 0) {
char *script;
switch_core_session_t *session;
switch_frame_t write_frame = { 0 };
unsigned char *fdata[1024];
switch_frame_t *read_frame;
switch_channel_t *channel;
if (argc > 1) {
if (!JS_ValueToInt32(cx, argv[1], &loops)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot Convert to INT\n");
return JS_FALSE;
}
loops--;
}
if (tto->audio_buffer) {
switch_buffer_zero(tto->audio_buffer);
}
tto->ts.debug = 1;
tto->ts.debug_stream = switch_core_get_console();
script = JS_GetStringBytes(JS_ValueToString(cx, argv[0]));
teletone_run(&tto->ts, script);
session = tto->session;
write_frame.codec = &tto->codec;
write_frame.data = fdata;
write_frame.buflen = sizeof(fdata);
channel = switch_core_session_get_channel(session);
if (tto->timer) {
switch_core_service_session(session);
}
if (loops) {
switch_buffer_set_loops(tto->audio_buffer, loops);
}
for (;;) {
if (switch_test_flag(tto, TTF_DTMF)) {
char dtmf[128];
char *ret;
if (switch_channel_has_dtmf(channel)) {
uintN aargc = 0;
jsval aargv[4];
switch_channel_dequeue_dtmf_string(channel, dtmf, sizeof(dtmf));
aargv[aargc++] = STRING_TO_JSVAL(JS_NewStringCopyZ(cx, dtmf));
JS_CallFunction(cx, obj, tto->function, aargc, aargv, &tto->ret);
ret = JS_GetStringBytes(JS_ValueToString(cx, tto->ret));
if (strcmp(ret, "true") && strcmp(ret, "undefined")) {
*rval = tto->ret;
return JS_TRUE;
}
}
}
if (tto->timer) {
if (switch_core_timer_next(tto->timer) != SWITCH_STATUS_SUCCESS) {
break;
}
} else {
switch_status_t status;
status = switch_core_session_read_frame(session, &read_frame, SWITCH_IO_FLAG_NONE, 0);
if (!SWITCH_READ_ACCEPTABLE(status)) {
break;
}
}
if ((write_frame.datalen = (uint32_t) switch_buffer_read_loop(tto->audio_buffer,
fdata, write_frame.codec->implementation->decoded_bytes_per_packet)) <= 0) {
break;
}
write_frame.samples = write_frame.datalen / 2;
if (switch_core_session_write_frame(session, &write_frame, SWITCH_IO_FLAG_NONE, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Bad Write\n");
break;
}
}
if (tto->timer) {
switch_core_thread_session_end(session);
}
return JS_TRUE;
}
return JS_FALSE;
}
bool
TheTask(JSContext *cx, TaskPrivate *pv) {
bool ok;
jsval argv[3] = { JSVAL_NULL }; // argv[0] is rval and code
JSObject *globalObj;
globalObj = JL_GetGlobal(cx);
ASSERT( globalObj );
// no need to mutex this because this and the constructor are the only places that access pv->serializedCode.
ok = UnserializeJsval(cx, pv->serializedCode, &argv[0]);
SerializerFree(&pv->serializedCode);
JL_CHK( ok );
JSFunction *fun;
fun = JS_ValueToFunction(cx, argv[0]);
JL_CHK( fun );
/*
JSObject *funObj;
funObj = JS_GetFunctionObject(fun);
ASSERT( funObj );
// JL_CHK( JS_SetParent(cx, funObj, globalObj) ); // re-scope the function
ASSERT( JS_GetParent(funObj) );
*/
size_t index;
index = 0;
for (;;) {
JL_CHK( JLSemaphoreAcquire(pv->requestSem) ); // -1 // wait for a request
JLMutexAcquire(pv->mutex); // --
if ( pv->end ) { // manage the end of the thread
JLMutexRelease(pv->mutex); // ++
break;
}
SerializedData *serializedRequest;
serializedRequest = (SerializedData*)QueueShift(&pv->requestList);
pv->pendingRequestCount--;
pv->processingRequestCount++; // = 1;
JLMutexRelease(pv->mutex); // ++
ASSERT( serializedRequest );
ok = UnserializeJsval(cx, serializedRequest, &argv[1]);
SerializerFree(&serializedRequest);
JL_CHK( ok );
argv[2] = INT_TO_JSVAL(index++);
ok = JS_CallFunction(cx, globalObj, fun, COUNTOF(argv)-1, argv+1, argv);
if ( ok ) {
SerializedData *serializedResponse;
SerializerCreate(&serializedResponse);
JL_CHK( SerializeJsval(cx, serializedResponse, &argv[0]) );
JLMutexAcquire(pv->mutex); // --
QueuePush(&pv->responseList, serializedResponse);
pv->pendingResponseCount++;
pv->processingRequestCount--;
JLMutexRelease(pv->mutex); // ++
} else {
jsval ex;
if ( JL_IsExceptionPending(cx) ) { // manageable error
ok = JS_GetPendingException(cx, &ex);
JS_ClearPendingException(cx);
JL_CHK( ok );
} else {
ex = JSVAL_VOID; // unknown exception
}
SerializedData *serializedException;
SerializerCreate(&serializedException);
JL_CHK( SerializeJsval(cx, serializedException, &ex) );
JLMutexAcquire(pv->mutex); // --
QueuePush(&pv->exceptionList, serializedException);
QueuePush(&pv->responseList, NULL); // signals an exception
pv->pendingResponseCount++;
pv->processingRequestCount--;
JLMutexRelease(pv->mutex); // ++
}
ASSERT( pv->processingRequestCount == 0 );
JLSemaphoreRelease(pv->responseSem); // +1 // signals a response
JLEventTrigger(pv->responseEvent);
}
return true;
JL_BAD;
}
