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#include "php.h"
#include "php_msgpack.h"
#include "msgpack_convert.h"
#include "msgpack_errors.h"
static inline int msgpack_convert_long_to_properties(HashTable *ht, zval *object, HashTable **properties, HashPosition *prop_pos, unsigned int key_index, zval *val, HashTable *var) /* {{{ */ {
zval key_zv;
HashTable *props = *properties;
if (props != NULL) {
zval *data, tplval, *dataval, prop_key_zv;
zend_string *prop_key;
zend_ulong prop_key_index;
const char *class_name, *prop_name;
size_t prop_len;
for (;; zend_hash_move_forward_ex(props, prop_pos)) {
if (zend_hash_get_current_key_ex(props, &prop_key, &prop_key_index, prop_pos) == HASH_KEY_IS_STRING) {
zend_unmangle_property_name_ex(prop_key, &class_name, &prop_name, &prop_len);
ZVAL_NEW_STR(&prop_key_zv, prop_key);
if (var == NULL || !zend_hash_str_exists(var, prop_name, prop_len)) {
if ((data = zend_hash_find(ht, prop_key)) != NULL) {
switch (Z_TYPE_P(data)) {
case IS_ARRAY:
{
HashTable *dataht;
dataht = HASH_OF(val);
if ((dataval = zend_hash_index_find(dataht, prop_key_index)) == NULL) {
MSGPACK_WARNING("[msgpack] (%s) "
"can't get data value by index",
__FUNCTION__);
return FAILURE;
}
if (msgpack_convert_array(&tplval, data, dataval) == SUCCESS) {
zend_hash_move_forward_ex(props, prop_pos);
zend_update_property(Z_OBJCE_P(object), OBJ_FOR_PROP(object), prop_name, prop_len, &tplval);
return SUCCESS;
}
return FAILURE;
}
case IS_OBJECT:
{
if (msgpack_convert_object(&tplval, data, val) == SUCCESS) {
zend_hash_move_forward_ex(props, prop_pos);
zend_update_property(Z_OBJCE_P(object), OBJ_FOR_PROP(object), prop_name, prop_len, &tplval);
return SUCCESS;
}
return FAILURE;
}
default:
zend_hash_move_forward_ex(props, prop_pos);
zend_update_property(Z_OBJCE_P(object), OBJ_FOR_PROP(object), prop_name, prop_len, val);
return SUCCESS;
}
}
}
} else {
break;
}
}
*properties = NULL;
}
ZVAL_LONG(&key_zv, key_index);
#if PHP_VERSION_ID < 80000
zend_std_write_property(object, &key_zv, val, NULL);
#else
{
zend_string *key = zval_get_string(&key_zv);
zend_std_write_property(Z_OBJ_P(object), key, val, NULL);
zend_string_release(key);
}
#endif
return SUCCESS;
}
/* }}} */
static inline int msgpack_convert_string_to_properties(zval *object, zend_string *key, zval *val, HashTable *var)/* {{{ */ {
zend_class_entry *ce = Z_OBJCE_P(object);
HashTable *propers = Z_OBJPROP_P(object);
zend_string *prot_name, *priv_name;
zval pub_name;
int return_code;
ZVAL_STR(&pub_name, key);
priv_name = zend_mangle_property_name(ZSTR_VAL(ce->name), ZSTR_LEN(ce->name), ZSTR_VAL(key), ZSTR_LEN(key), 1);
prot_name = zend_mangle_property_name("*", 1, ZSTR_VAL(key), ZSTR_LEN(key), 1);
if (zend_hash_find(propers, priv_name) != NULL) {
zend_update_property_ex(ce, OBJ_FOR_PROP(object), key, val);
return_code = SUCCESS;
} else if (zend_hash_find(propers, prot_name) != NULL) {
zend_update_property_ex(ce, OBJ_FOR_PROP(object), key, val);
return_code = SUCCESS;
} else {
#if PHP_VERSION_ID < 80000
zend_std_write_property(object, &pub_name, val, NULL);
#else
zend_std_write_property(Z_OBJ_P(object), key, val, NULL);
#endif
return_code = FAILURE;
}
zend_hash_add(var, Z_STR(pub_name), val);
zend_string_release(priv_name);
zend_string_release(prot_name);
return return_code;
}
/* }}} */
int msgpack_convert_array(zval *return_value, zval *tpl, zval *value) /* {{{ */ {
zend_string *key;
int key_type;
zend_ulong key_index;
zval *data;
HashTable *ht, *htval;
if (Z_TYPE_P(tpl) != IS_ARRAY) {
MSGPACK_WARNING("[msgpack] (%s) template is not array", __FUNCTION__);
return FAILURE;
}
if (Z_TYPE_P(value) == IS_INDIRECT) {
value = Z_INDIRECT_P(value);
}
ht = HASH_OF(tpl);
array_init(return_value);
if (zend_hash_num_elements(ht) == 0) {
MSGPACK_WARNING("[msgpack] (%s) template array length is 0", __FUNCTION__);
return FAILURE;
}
/* string */
if (ht->nNumOfElements != ht->nNextFreeElement) {
HashPosition valpos;
htval = HASH_OF(value);
if (!htval) {
MSGPACK_WARNING("[msgpack] (%s) input data is not array", __FUNCTION__);
return FAILURE;
}
zend_hash_internal_pointer_reset_ex(htval, &valpos);
ZEND_HASH_FOREACH_KEY_VAL(ht, key_index, key, data) {
if (key) {
zval *dataval;
int (*convert_function)(zval *, zval *, zval *) = NULL;
switch (Z_TYPE_P(data)) {
case IS_ARRAY:
convert_function = msgpack_convert_array;
break;
case IS_OBJECT:
// case IS_STRING:
convert_function = msgpack_convert_object;
break;
default:
break;
}
if ((dataval = zend_hash_get_current_data_ex(htval, &valpos)) == NULL) {
MSGPACK_WARNING("[msgpack] (%s) can't get data", __FUNCTION__);
return FAILURE;
}
if (Z_TYPE_P(dataval) == IS_INDIRECT) {
dataval = Z_INDIRECT_P(dataval);
}
if (convert_function) {
zval rv;
if (convert_function(&rv, data, dataval) != SUCCESS) {
return FAILURE;
}
zend_symtable_update(Z_ARRVAL_P(return_value), key, &rv);
} else {
Z_TRY_ADDREF_P(dataval);
zend_symtable_update(Z_ARRVAL_P(return_value), key, dataval);
}
}
zend_hash_move_forward_ex(htval, &valpos);
} ZEND_HASH_FOREACH_END();
return SUCCESS;
} else {
/* index */
zval *arydata;
HashPosition pos;
int (*convert_function)(zval *, zval *, zval *) = NULL;
if (Z_TYPE_P(value) != IS_ARRAY) {
MSGPACK_WARNING("[msgpack] (%s) unserialized data must be array.", __FUNCTION__);
return FAILURE;
}
zend_hash_internal_pointer_reset_ex(ht, &pos);
key_type = zend_hash_get_current_key_ex(ht, &key, &key_index, &pos);
if (key_type == HASH_KEY_NON_EXISTENT) {
MSGPACK_WARNING(
"[msgpack] (%s) first element in template array is empty",
__FUNCTION__);
return FAILURE;
}
if ((data = zend_hash_get_current_data_ex(ht, &pos)) == NULL) {
MSGPACK_WARNING("[msgpack] (%s) invalid template: empty array?", __FUNCTION__);
return FAILURE;
}
switch (Z_TYPE_P(data)) {
case IS_ARRAY:
convert_function = msgpack_convert_array;
break;
case IS_OBJECT:
case IS_STRING:
convert_function = msgpack_convert_object;
break;
default:
break;
}
htval = HASH_OF(value);
if (zend_hash_num_elements(htval) == 0) {
MSGPACK_WARNING("[msgpack] (%s) array length is 0 in unserialized data", __FUNCTION__);
return FAILURE;
}
ZEND_HASH_FOREACH_KEY_VAL_IND(htval, key_index, key, arydata) {
if (key) {
MSGPACK_WARNING("[msgpack] (%s) key is string", __FUNCTION__);
return FAILURE;
} else {
zval rv;
if (convert_function) {
if (convert_function(&rv, data, arydata) != SUCCESS) {
MSGPACK_WARNING(
"[msgpack] (%s) "
"convert failure in HASH_KEY_IS_LONG "
"in indexed array",
__FUNCTION__);
return FAILURE;
}
add_next_index_zval(return_value, &rv);
} else {
Z_TRY_ADDREF_P(arydata);
add_next_index_zval(return_value, arydata);
}
}
} ZEND_HASH_FOREACH_END();
return SUCCESS;
}
return FAILURE;
}
/* }}} */
int msgpack_convert_object(zval *return_value, zval *tpl, zval *value) /* {{{ */ {
zend_class_entry *ce;
switch (Z_TYPE_P(tpl)) {
case IS_STRING:
ce = zend_lookup_class(Z_STR_P(tpl));
if (ce == NULL) {
MSGPACK_ERROR("[msgpack] (%s) Class '%s' not found",
__FUNCTION__, Z_STRVAL_P(tpl));
return FAILURE;
}
break;
case IS_OBJECT:
ce = Z_OBJCE_P(tpl);
break;
default:
MSGPACK_ERROR("[msgpack] (%s) object type is unsupported",
__FUNCTION__);
return FAILURE;
}
if (Z_TYPE_P(value) == IS_INDIRECT) {
value = Z_INDIRECT_P(value);
}
if (Z_TYPE_P(value) == IS_OBJECT) {
zend_class_entry *vce = Z_OBJCE_P(value);
if (zend_string_equals(ce->name, vce->name)) {
ZVAL_COPY(return_value, value);
return SUCCESS;
}
}
object_init_ex(return_value, ce);
/* Run the constructor if there is one */
if (ce->constructor && (ce->constructor->common.fn_flags & ZEND_ACC_PUBLIC)) {
zval retval;
zend_fcall_info fci;
zend_fcall_info_cache fcc;
memset(&fci, 0, sizeof(fci));
memset(&fcc, 0, sizeof(fcc));
fci.size = sizeof(fci);
#if PHP_VERSION_ID < 70100
fci.function_table = EG(function_table);
#endif
fci.object = Z_OBJ_P(return_value);
fci.retval = &retval;
#if PHP_VERSION_ID < 80000
fci.no_separation = 1;
#endif
#if PHP_VERSION_ID < 70300
fcc.initialized = 1;
#endif
fcc.function_handler = ce->constructor;
#if PHP_VERSION_ID < 70100
fcc.calling_scope = EG(scope);
#else
fcc.calling_scope = zend_get_executed_scope();
#endif
fcc.called_scope = Z_OBJCE_P(return_value);
fcc.object = Z_OBJ_P(return_value);
if (zend_call_function(&fci, &fcc) == FAILURE) {
MSGPACK_WARNING(
"[msgpack] (%s) Invocation of %s's constructor failed",
__FUNCTION__, ZSTR_VAL(ce->name));
return FAILURE;
}
}
switch (Z_TYPE_P(value)) {
case IS_ARRAY:
{
int num;
HashTable *ht, *ret, *var = NULL;
zend_string *str_key;
zval *data;
zend_ulong num_key;
ht = HASH_OF(value);
ret = HASH_OF(return_value);
num = zend_hash_num_elements(ht);
if (num <= 0) {
break;
}
/* string - php_only mode? */
if (ht->nNumOfElements != ht->nNextFreeElement || ht->nNumOfElements != ret->nNumOfElements) {
HashTable *properties = NULL;
HashPosition prop_pos;
ALLOC_HASHTABLE(var);
zend_hash_init(var, num, NULL, NULL, 0);
ZEND_HASH_FOREACH_STR_KEY_VAL(ht, str_key, data) {
if (str_key) {
if (msgpack_convert_string_to_properties(return_value, str_key, data, var) != SUCCESS) {
MSGPACK_WARNING("[msgpack] (%s) "
"illegal offset type, skip this decoding",
__FUNCTION__);
}
}
} ZEND_HASH_FOREACH_END();
/* index */
#if PHP_VERSION_ID < 80000
properties = Z_OBJ_HT_P(return_value)->get_properties(return_value);
#else
properties = Z_OBJ_HT_P(return_value)->get_properties(Z_OBJ_P(return_value));
#endif
if (HASH_OF(tpl)) {
properties = HASH_OF(tpl);
}
zend_hash_internal_pointer_reset_ex(properties, &prop_pos);
ZEND_HASH_FOREACH_KEY_VAL(ht, num_key, str_key, data) {
if (str_key == NULL) {
if (msgpack_convert_long_to_properties(ret, return_value, &properties, &prop_pos, num_key, data, var) != SUCCESS) {
MSGPACK_WARNING("[msgpack] (%s) "
"illegal offset type, skip this decoding",
__FUNCTION__);
}
}
} ZEND_HASH_FOREACH_END();
zend_hash_destroy(var);
FREE_HASHTABLE(var);
} else {
int (*convert_function)(zval *, zval *, zval *) = NULL;
const char *class_name, *prop_name;
size_t prop_len;
zval *aryval;
num_key = 0;
ZEND_HASH_FOREACH_STR_KEY_VAL(ret, str_key, data) {
aryval = zend_hash_index_find(ht, num_key);
if (data == NULL) {
MSGPACK_WARNING("[msgpack] (%s) can't get data value by index", __FUNCTION__);
return FAILURE;
}
if (Z_TYPE_P(data) == IS_INDIRECT) {
data = Z_INDIRECT_P(data);
}
switch (Z_TYPE_P(data)) {
case IS_ARRAY:
convert_function = msgpack_convert_array;
break;
case IS_OBJECT:
//case IS_STRING: -- may have default values of
// class members, so it's not wise to allow
convert_function = msgpack_convert_object;
break;
}
zend_unmangle_property_name_ex(str_key, &class_name, &prop_name, &prop_len);
if (convert_function) {
zval nv;
if (convert_function(&nv, data, aryval) != SUCCESS) {
MSGPACK_WARNING("[msgpack] (%s) "
"convert failure in convert_object",
__FUNCTION__);
return FAILURE;
}
zend_update_property_ex(ce, OBJ_FOR_PROP(return_value), str_key, &nv);
zval_ptr_dtor(&nv);
} else {
zend_update_property(ce, OBJ_FOR_PROP(return_value), prop_name, prop_len, aryval);
}
num_key++;
} ZEND_HASH_FOREACH_END();
}
break;
}
default:
{
HashTable *properties = NULL;
HashPosition prop_pos;
#if PHP_VERSION_ID < 80000
properties = Z_OBJ_HT_P(return_value)->get_properties(return_value);
#else
properties = Z_OBJ_HT_P(return_value)->get_properties(Z_OBJ_P(return_value));
#endif
zend_hash_internal_pointer_reset_ex(properties, &prop_pos);
if (msgpack_convert_long_to_properties(HASH_OF(return_value), return_value, &properties, &prop_pos, 0, value, NULL) != SUCCESS) {
MSGPACK_WARNING("[msgpack] (%s) illegal offset type, skip this decoding",
__FUNCTION__);
}
}
}
return SUCCESS;
}
/* }}} */
int msgpack_convert_template(zval *return_value, zval *tpl, zval *value) /* {{{ */ {
switch (Z_TYPE_P(tpl)) {
case IS_ARRAY:
return msgpack_convert_array(return_value, tpl, value);
case IS_STRING:
case IS_OBJECT:
return msgpack_convert_object(return_value, tpl, value);
default:
MSGPACK_ERROR("[msgpack] (%s) Template type is unsupported",
__FUNCTION__);
return FAILURE;
}
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
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