/* {{{ dt_register_superglobal
Register a new superglobal */
int dt_register_superglobal(char* variableName, int len) {
ulong h;
/* Get hash */
h = zend_inline_hash_func(variableName, len + 1);
/* Check if already registered */
if(zend_hash_quick_exists(CG(auto_globals), variableName, len + 1, h)) {
return 0;
}
/* Register auto global */
zend_auto_global auto_global;
auto_global.name = (char*) zend_new_interned_string((char*) variableName, len + 1, 0 TSRMLS_CC);
auto_global.name_len = len;
auto_global.auto_global_callback = NULL;
# if DT_PHP_VERSION == 54
auto_global.jit = 1;
# endif
zend_hash_quick_add(CG(auto_globals), variableName, len + 1, h, &auto_global, sizeof(zend_auto_global), NULL);
zend_rebuild_symbol_table();
return 1;
}
static void luasandbox_timer_profiler_hook(lua_State *L, lua_Debug *ar)
{
lua_sethook(L, luasandbox_timer_profiler_hook, 0, 0);
php_luasandbox_obj * sandbox = luasandbox_get_php_obj(L);
lua_Debug debug;
memset(&debug, 0, sizeof(debug));
// Get and zero the signal count
// If a signal occurs within this critical section, be careful not to lose the overrun count
long signal_count = sandbox->timer.profiler_signal_count;
sandbox->timer.profiler_signal_count -= signal_count;
lua_getinfo(L, "Snlf", ar);
const char * name = NULL;
if (ar->what[0] == 'C') {
name = luasandbox_timer_get_cfunction_name(L);
}
if (!name) {
if (ar->namewhat[0] != '\0') {
name = ar->name;
} else if (ar->what[0] == 'm') {
name = "[main chunk]";
}
}
size_t prof_name_size = strlen(ar->short_src)
+ sizeof(ar->linedefined) * 4 + sizeof(" <:>");
if (name) {
prof_name_size += strlen(name);
}
char prof_name[prof_name_size];
if (!name) {
if (ar->linedefined > 0) {
snprintf(prof_name, prof_name_size, "<%s:%d>", ar->short_src, ar->linedefined);
} else {
strcpy(prof_name, "?");
}
} else {
if (ar->what[0] == 'm') {
snprintf(prof_name, prof_name_size, "%s <%s>", name, ar->short_src);
} else if (ar->linedefined > 0) {
snprintf(prof_name, prof_name_size, "%s <%s:%d>", name, ar->short_src, ar->linedefined);
} else {
snprintf(prof_name, prof_name_size, "%s", name);
}
}
// Key length in zend_hash conventionally includes the null byte
uint key_length = (uint)strlen(prof_name) + 1;
ulong h = zend_inline_hash_func(prof_name, key_length);
luasandbox_timer_set * lts = &sandbox->timer;
HashTable * ht = lts->function_counts;
size_t * elt;
if (SUCCESS == zend_hash_quick_find(ht, prof_name, key_length, h, (void**)&elt)) {
(*elt) += signal_count;
} else {
size_t init = signal_count;
zend_hash_quick_add(ht, prof_name, key_length, h, (void**)&init, sizeof(size_t), NULL);
}
lts->total_count += signal_count;
}
static void dic_optimizer_get_handler(INTERNAL_FUNCTION_PARAMETERS)
{
char *id, should_free = 1;
zend_ulong id_hash;
int id_len, i;
long oninvalid, exception_on_invalid_reference_const;
zval **found_service, **alias, **method_in_map = NULL, *this_services, *this_aliases, *this_methodMap, *this_loading;
zend_function *method = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|l", &id, &id_len, &oninvalid) == FAILURE) {
return;
}
if (strcasecmp(id, "service_container") == 0) {
RETURN_THIS;
}
this_services = zend_read_property(Z_OBJCE_P(getThis()), getThis(), SYMFONY_DIC_TOKEN_SERVICES_KEY, sizeof(SYMFONY_DIC_TOKEN_SERVICES_KEY) - 1, 0 TSRMLS_CC);
this_aliases = zend_read_property(Z_OBJCE_P(getThis()), getThis(), SYMFONY_DIC_TOKEN_ALIASES_KEY, sizeof(SYMFONY_DIC_TOKEN_ALIASES_KEY) - 1, 0 TSRMLS_CC);
this_loading = zend_read_property(Z_OBJCE_P(getThis()), getThis(), SYMFONY_DIC_TOKEN_LOADING_KEY, sizeof(SYMFONY_DIC_TOKEN_LOADING_KEY) - 1, 0 TSRMLS_CC);
this_methodMap = zend_read_property(Z_OBJCE_P(getThis()), getThis(), SYMFONY_DIC_TOKEN_METHODMAP_KEY, sizeof(SYMFONY_DIC_TOKEN_METHODMAP_KEY) - 1, 0 TSRMLS_CC);
if (!SYMFONY_DIC_G(cache_done)) {
zval invalidBehavior;
zend_class_entry **exception_ce;
zend_get_constant_ex("self::EXCEPTION_ON_INVALID_REFERENCE", sizeof("self::EXCEPTION_ON_INVALID_REFERENCE") - 1, &invalidBehavior, Z_OBJCE_P(getThis()), 0 TSRMLS_CC);
SYMFONY_DIC_G(invalid_behavior) = Z_LVAL(invalidBehavior);
if (FAILURE == zend_lookup_class(SYMFONY_DIC_TOKEN_SERVICE_CIRCULAR_REFERENCE_EXCEPTION_KEY_UP, sizeof(SYMFONY_DIC_TOKEN_SERVICE_CIRCULAR_REFERENCE_EXCEPTION_KEY_UP) - 1, &exception_ce TSRMLS_CC)) {
zend_error_noreturn(E_ERROR, "Class %s not found", SYMFONY_DIC_TOKEN_SERVICE_CIRCULAR_REFERENCE_EXCEPTION_KEY_UP);
}
SYMFONY_DIC_G(ServiceCircularReferenceException) = *exception_ce;
if (FAILURE == zend_lookup_class(SYMFONY_DIC_TOKEN_SERVICE_NOT_FOUND_EXCEPTION_KEY_UP, sizeof(SYMFONY_DIC_TOKEN_SERVICE_NOT_FOUND_EXCEPTION_KEY_UP) - 1, &exception_ce TSRMLS_CC)) {
zend_error_noreturn(E_ERROR, "Class %s not found", SYMFONY_DIC_TOKEN_SERVICE_NOT_FOUND_EXCEPTION_KEY_UP);
}
SYMFONY_DIC_G(ServiceNotFoundException) = *exception_ce;
if (FAILURE == zend_lookup_class(SYMFONY_DIC_TOKEN_INACTIVE_SCOPE_EXCEPTION_KEY_UP, sizeof(SYMFONY_DIC_TOKEN_INACTIVE_SCOPE_EXCEPTION_KEY_UP) - 1, &exception_ce TSRMLS_CC)) {
zend_error_noreturn(E_ERROR, "Class %s not found", SYMFONY_DIC_TOKEN_INACTIVE_SCOPE_EXCEPTION_KEY_UP);
}
SYMFONY_DIC_G(InactiveScopeException) = *exception_ce;
SYMFONY_DIC_G(cache_done) = 1;
}
exception_on_invalid_reference_const = SYMFONY_DIC_G(invalid_behavior);
if (ZEND_NUM_ARGS() <= 1) {
oninvalid = exception_on_invalid_reference_const;
}
if (IS_INTERNED(id)) {
id_hash = INTERNED_HASH(id);
} else {
id_hash = zend_inline_hash_func(id, id_len + 1);
}
id = estrndup(id, id_len); /* zend_str_tolower will change it otherwise */
for (i = 0; i <= 1; i++, zend_str_tolower(id, id_len), id_hash = zend_inline_hash_func(id, id_len + 1)) {
if (zend_hash_quick_find(Z_ARRVAL_P(this_aliases), id, id_len + 1, id_hash, (void **)&alias) == SUCCESS) {
should_free = 0;
efree(id);
id = Z_STRVAL_PP(alias);
id_len = Z_STRLEN_PP(alias);
id_hash = zend_inline_hash_func(id, id_len + 1);
}
if (zend_hash_quick_find(Z_ARRVAL_P(this_services), id, id_len + 1, id_hash, (void **)&found_service) == SUCCESS) {
RETVAL_ZVAL_FAST(*found_service);
goto free_and_return;
}
}
if (zend_hash_quick_exists(Z_ARRVAL_P(this_loading), id, id_len + 1, id_hash)) {
zval *ServiceCircularReferenceException;
ALLOC_INIT_ZVAL(ServiceCircularReferenceException); /* ctor_args */
object_init_ex(ServiceCircularReferenceException, SYMFONY_DIC_G(ServiceCircularReferenceException));
zend_throw_exception_object(ServiceCircularReferenceException TSRMLS_CC);
goto free_and_return;
}
zend_hash_quick_find(Z_ARRVAL_P(this_methodMap), id, id_len + 1, id_hash, (void **)&method_in_map);
if (!method_in_map) {
char *new_id;
for (i=0; i < id_len; i++) {
if (id[i] == '_') {
memmove(&id[i], &id[i + 1], --id_len);
}
}
php_strtr(id, id_len, ".\\", "__", 2);
id_len = spprintf(&new_id, 0, "get%sservice", id);
efree(id);
id = new_id;
id_hash = zend_inline_hash_func(id, id_len + 1);
zend_hash_quick_find(&Z_OBJCE_P(getThis())->function_table, id, id_len + 1, id_hash, (void **)&method);
if (!method) {
if (oninvalid == exception_on_invalid_reference_const) {
zval *ServiceNotFoundException;
ALLOC_INIT_ZVAL(ServiceNotFoundException);
object_init_ex(ServiceNotFoundException, SYMFONY_DIC_G(ServiceNotFoundException));
zend_throw_exception_object(ServiceNotFoundException TSRMLS_CC); /* ctor_args */
}
goto free_and_return;
}
} else {
char *method_name_lc;
method_name_lc = zend_str_tolower_dup(Z_STRVAL_PP(method_in_map), Z_STRLEN_PP(method_in_map));
zend_hash_find(&Z_OBJCE_P(getThis())->function_table, method_name_lc, Z_STRLEN_PP(method_in_map) + 1, (void **)&method);
efree(method_name_lc);
}
zend_fcall_info fci = {0};
zend_fcall_info_cache fcic = {0};
zval *loading, *result;
ALLOC_INIT_ZVAL(loading); ZVAL_BOOL(loading, 1);
zend_hash_quick_add(Z_ARRVAL_P(this_loading), id, id_len + 1, id_hash, &loading, sizeof(zval *), NULL);
fcic.called_scope = Z_OBJCE_P(getThis());
fcic.calling_scope = Z_OBJCE_P(getThis());
fcic.function_handler = method;
fcic.initialized = 1;
fcic.object_ptr = getThis();
fci.retval_ptr_ptr = &result;
fci.size = sizeof(zend_fcall_info);
zend_call_function(&fci, &fcic TSRMLS_CC);
zend_hash_quick_del(Z_ARRVAL_P(this_loading), id, id_len + 1, id_hash);
if (!EG(exception)) {
RETVAL_ZVAL_FAST(result);
} else {
zend_hash_quick_del(Z_ARRVAL_P(this_services), id, id_len, id_hash);
if (instanceof_function(Z_OBJCE_P(EG(exception)), SYMFONY_DIC_G(InactiveScopeException) TSRMLS_CC) && oninvalid == exception_on_invalid_reference_const) {
EG(exception) = NULL;
}
}
zval_ptr_dtor(&result);
free_and_return:
if (should_free) { efree(id); }
return;
}