static int32_t qb_transfer_value_from_import_source(qb_interpreter_context *cxt, qb_variable *ivar, qb_import_scope *scope) {
int32_t result = TRUE;
if(!(ivar->flags & QB_VARIABLE_IMPORTED)) {
USE_TSRM
zval *zvalue = NULL, **p_zvalue = NULL;
switch(scope->type) {
case QB_IMPORT_SCOPE_GLOBAL:
case QB_IMPORT_SCOPE_LEXICAL: {
// copy value from symbol table
zend_hash_quick_find(scope->symbol_table, ivar->name, ivar->name_length + 1, ivar->hash_value, (void **) &p_zvalue);
} break;
case QB_IMPORT_SCOPE_CLASS: {
if(ivar->flags & QB_VARIABLE_CLASS_CONSTANT) {
// static:: constants are treated like variables
zend_class_entry *ce = scope->class_entry;
zval **p_value;
zend_hash_quick_find(&ce->constants_table, ivar->name, ivar->name_length + 1, ivar->hash_value, (void **) &p_value);
} else {
zend_class_entry *ce = scope->class_entry;
p_zvalue = Z_CLASS_GET_PROP(ce, ivar->name, ivar->name_length);
}
} break;
case QB_IMPORT_SCOPE_OBJECT: {
// copy value from class instance
zval *name = qb_string_to_zval(ivar->name, ivar->name_length TSRMLS_CC);
zval *container = scope->object;
p_zvalue = Z_OBJ_GET_PROP_PTR_PTR(container, name);
if(!p_zvalue) {
if(Z_OBJ_HT_P(container)->read_property) {
zvalue = Z_OBJ_READ_PROP(container, name);
}
}
} break;
default: {
} break;
}
if(p_zvalue) {
zvalue = *p_zvalue;
}
if(qb_transfer_value_from_zval(scope->storage, ivar->address, (zvalue) ? zvalue : &zval_used_for_init, QB_TRANSFER_CAN_BORROW_MEMORY | QB_TRANSFER_CAN_AUTOVIVIFICATE)) {
ivar->flags |= QB_VARIABLE_IMPORTED;
ivar->value_pointer = p_zvalue;
ivar->value = zvalue;
if(!p_zvalue && zvalue) {
// we got the zval from a getter function
// need to up the reference count
Z_ADDREF_P(zvalue);
}
} else {
uint32_t line_id = qb_get_zend_line_id(TSRMLS_C);
qb_append_exception_variable_name(ivar TSRMLS_CC);
qb_set_exception_line_id(line_id TSRMLS_CC);
result = FALSE;
}
}
return result;
}
static int32_t qb_transfer_value_to_import_source(qb_interpreter_context *cxt, qb_variable *ivar, qb_import_scope *scope) {
int32_t result = TRUE;
if(ivar->flags & QB_VARIABLE_IMPORTED) {
USE_TSRM
zval *zvalue = ivar->value, **p_zvalue = ivar->value_pointer;
if(!IS_READ_ONLY(ivar->address)) {
if(zvalue) {
// separate the zval first, since we're modifying it
SEPARATE_ZVAL_IF_NOT_REF(&zvalue);
} else {
ALLOC_INIT_ZVAL(zvalue);
}
if(!qb_transfer_value_to_zval(scope->storage, ivar->address, zvalue)) {
uint32_t line_id = qb_get_zend_line_id(TSRMLS_C);
qb_append_exception_variable_name(ivar TSRMLS_CC);
qb_set_exception_line_id(line_id TSRMLS_CC);
result = FALSE;
}
if(p_zvalue) {
*p_zvalue = zvalue;
} else {
if(ivar->flags & QB_VARIABLE_GLOBAL) {
zend_hash_quick_update(&EG(symbol_table), ivar->name, ivar->name_length + 1, ivar->hash_value, (void **) &zvalue, sizeof(zval *), NULL);
} else if(ivar->flags & QB_VARIABLE_CLASS_INSTANCE) {
zval *container = scope->object;
zval *name = qb_string_to_zval(ivar->name, ivar->name_length TSRMLS_CC);
Z_OBJ_WRITE_PROP(container, name, zvalue);
}
}
}
if(!p_zvalue && zvalue) {
// if p_zvalue isn't null, then something else has put a refcount
// on the zval (and we didn't increment it earlier)
zval_ptr_dtor(&zvalue);
}
ivar->value_pointer = NULL;
ivar->value = NULL;
ivar->flags &= ~QB_VARIABLE_IMPORTED;
}
return result;
}
static int32_t qb_transfer_value_to_import_source(qb_interpreter_context *cxt, qb_variable *ivar, qb_import_scope *scope) {
int32_t result = TRUE;
if(ivar->flags & QB_VARIABLE_IMPORTED) {
USE_TSRM
if(!READ_ONLY(ivar->address)) {
zval *zvalue;
if(ivar->value_pointer) {
zvalue = *ivar->value_pointer;
} else {
zvalue = ivar->value;
// separate the zval first, since we're modifying it
SEPARATE_ZVAL_TO_MAKE_IS_REF(&zvalue);
}
if(!zvalue) {
ALLOC_INIT_ZVAL(zvalue);
if(ivar->value_pointer) {
*ivar->value_pointer = zvalue;
}
}
if(!qb_transfer_value_to_zval(scope->storage, ivar->address, zvalue)) {
uint32_t line_id = qb_get_zend_line_id(TSRMLS_C);
qb_set_exception_line_id(line_id TSRMLS_CC);
result = FALSE;
}
if(!ivar->value_pointer) {
if(ivar->flags & QB_VARIABLE_GLOBAL) {
zend_hash_quick_update(&EG(symbol_table), ivar->name, ivar->name_length + 1, ivar->hash_value, (void **) &zvalue, sizeof(zval *), NULL);
} else if(ivar->flags & QB_VARIABLE_CLASS_INSTANCE) {
zval *container = scope->zend_object;
zval *name = qb_string_to_zval(ivar->name, ivar->name_length TSRMLS_CC);
Z_OBJ_WRITE_PROP(container, name, zvalue);
zval_ptr_dtor(&zvalue);
}
}
ivar->value_pointer = NULL;
ivar->value = NULL;
}
ivar->flags &= ~QB_VARIABLE_IMPORTED;
}
