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fcall.c
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fcall.c
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/*
+------------------------------------------------------------------------+
| Zephir Language |
+------------------------------------------------------------------------+
| Copyright (c) 2011-2015 Zephir Team (http://www.zephir-lang.com) |
+------------------------------------------------------------------------+
| This source file is subject to the New BSD License that is bundled |
| with this package in the file docs/LICENSE.txt. |
| |
| If you did not receive a copy of the license and are unable to |
| obtain it through the world-wide-web, please send an email |
| to license@zephir-lang.com so we can send you a copy immediately. |
+------------------------------------------------------------------------+
| Authors: Andres Gutierrez <andres@zephir-lang.com> |
| Eduar Carvajal <eduar@zephir-lang.com> |
| Vladimir Kolesnikov <vladimir@extrememember.com> |
+------------------------------------------------------------------------+
*/
#include <php.h>
#include "php_ext.h"
#include <Zend/zend_API.h>
#include <Zend/zend_exceptions.h>
#include <Zend/zend_execute.h>
#include "kernel/main.h"
#include "kernel/fcall.h"
#include "kernel/extended/fcall.h"
#include "kernel/memory.h"
#include "kernel/hash.h"
#include "kernel/operators.h"
#include "kernel/exception.h"
#include "kernel/backtrace.h"
#if PHP_VERSION_ID >= 50500
static const unsigned char tolower_map[256] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
0x40, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF,
0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF,
0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF,
0xD0, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6, 0xD7, 0xD8, 0xD9, 0xDA, 0xDB, 0xDC, 0xDD, 0xDE, 0xDF,
0xE0, 0xE1, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6, 0xE7, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF,
0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8, 0xF9, 0xFA, 0xFB, 0xFC, 0xFD, 0xFE, 0xFF
};
#endif
int zephir_has_constructor_ce(const zend_class_entry *ce)
{
while (ce) {
if (ce->constructor) {
return 1;
}
ce = ce->parent;
}
return 0;
}
#if 0
static inline ulong zephir_update_hash(const char *arKey, uint nKeyLength, ulong hash)
{
for (; nKeyLength >= 8; nKeyLength -= 8) {
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
hash = ((hash << 5) + hash) + *arKey++;
}
switch (nKeyLength) {
case 7: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 6: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 5: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 4: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 3: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 2: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
case 1: hash = ((hash << 5) + hash) + *arKey++;
/* no break */
default: break;
}
return hash;
}
#endif
static char *zephir_fcall_possible_method(zend_class_entry *ce, const char *wrong_name TSRMLS_DC)
{
HashTable *methods;
HashPosition pos;
zend_function *method;
char *possible_method = NULL;
zval *left = NULL, *right = NULL, method_name;
zval *params[1];
int count;
count = zend_hash_num_elements(&ce->function_table);
if (count > 0) {
ZEPHIR_SINIT_VAR(method_name);
ZVAL_STRING(&method_name, wrong_name, 0);
params[0] = &method_name;
zephir_call_func_aparams(&right, SL("metaphone"), NULL, 0, 1, params TSRMLS_CC);
methods = &ce->function_table;
zend_hash_internal_pointer_reset_ex(methods, &pos);
while (zend_hash_get_current_data_ex(methods, (void **) &method, &pos) == SUCCESS) {
ZEPHIR_SINIT_VAR(method_name);
ZVAL_STRING(&method_name, method->common.function_name, 0);
if (left) {
zephir_ptr_dtor(&left);
}
left = NULL;
params[0] = &method_name;
zephir_call_func_aparams(&left, SL("metaphone"), NULL, 0, 1, params TSRMLS_CC);
if (zephir_is_equal(left, right TSRMLS_CC)) {
possible_method = (char *) method->common.function_name;
break;
}
zend_hash_move_forward_ex(methods, &pos);
}
if (left) {
zephir_ptr_dtor(&left);
}
if (right) {
zephir_ptr_dtor(&right);
}
}
return possible_method;
}
/**
* Creates a unique key to cache the current method/function call address for the current scope
*/
static ulong zephir_make_fcall_key(char **result, size_t *length, const zend_class_entry *obj_ce, zephir_call_type type, zval *function_name TSRMLS_DC)
{
const zend_class_entry *calling_scope = EG(scope);
char *buf = NULL, *c;
size_t l = 0, len = 0;
const size_t ppzce_size = sizeof(zend_class_entry**);
ulong hash = 5381;
*result = NULL;
*length = 0;
if (calling_scope && type == zephir_fcall_parent) {
calling_scope = calling_scope->parent;
if (UNEXPECTED(!calling_scope)) {
return 0;
}
}
else if (type == zephir_fcall_static) {
calling_scope = EG(called_scope);
if (UNEXPECTED(!calling_scope)) {
return 0;
}
}
if (
calling_scope
&& obj_ce
&& calling_scope != obj_ce
&& !instanceof_function(obj_ce, calling_scope TSRMLS_CC)
&& !instanceof_function(calling_scope, obj_ce TSRMLS_CC)
) {
calling_scope = NULL;
}
if (Z_TYPE_P(function_name) == IS_STRING) {
l = (size_t)(Z_STRLEN_P(function_name)) + 1;
c = Z_STRVAL_P(function_name);
len = 2 * ppzce_size + l + 1;
buf = emalloc(len);
memcpy(buf, c, l);
memcpy(buf + l, &calling_scope, ppzce_size);
memcpy(buf + l + ppzce_size, &obj_ce, ppzce_size);
buf[len - 1] = '\0';
}
else if (Z_TYPE_P(function_name) == IS_ARRAY) {
zval **method;
HashTable *function_hash = Z_ARRVAL_P(function_name);
if (
function_hash->nNumOfElements == 2
&& zend_hash_index_find(function_hash, 1, (void**)&method) == SUCCESS
&& Z_TYPE_PP(method) == IS_STRING
) {
l = (size_t)(Z_STRLEN_PP(method)) + 1;
c = Z_STRVAL_PP(method);
len = 2 * ppzce_size + l + 1;
buf = emalloc(len);
memcpy(buf, c, l);
memcpy(buf + l, &calling_scope, ppzce_size);
memcpy(buf + l + ppzce_size, &obj_ce, ppzce_size);
buf[len - 1] = '\0';
}
}
if (EXPECTED(buf != NULL)) {
size_t i;
for (i = 0; i < l; ++i) {
char c = buf[i];
#if PHP_VERSION_ID >= 50500
c = tolower_map[(unsigned char)c];
#else
c = tolower(c);
#endif
buf[i] = c;
hash = (hash << 5) + hash + c;
}
for (i = l; i < len; ++i) {
char c = buf[i];
hash = (hash << 5) + hash + c;
}
}
*result = buf;
*length = len;
return hash;
}
/**
* Creates a unique key to cache the current method/function call address for the current scope
*/
static ulong zephir_make_fcall_info_key(char **result, size_t *length, const zend_class_entry *obj_ce, zephir_call_type type, zephir_fcall_info *info TSRMLS_DC)
{
const zend_class_entry *calling_scope = EG(scope);
char *buf = NULL, *c;
size_t l = 0, len = 0;
const size_t ppzce_size = sizeof(zend_class_entry**);
ulong hash = 5381;
*result = NULL;
*length = 0;
if (calling_scope && type == zephir_fcall_parent) {
calling_scope = calling_scope->parent;
if (UNEXPECTED(!calling_scope)) {
return 0;
}
}
else if (type == zephir_fcall_static) {
calling_scope = EG(called_scope);
if (UNEXPECTED(!calling_scope)) {
return 0;
}
}
if (
calling_scope
&& obj_ce
&& calling_scope != obj_ce
&& !instanceof_function(obj_ce, calling_scope TSRMLS_CC)
&& !instanceof_function(calling_scope, obj_ce TSRMLS_CC)
) {
calling_scope = NULL;
}
switch (info->type) {
case ZEPHIR_FCALL_TYPE_FUNC:
l = (size_t)(info->func_length) + 1;
c = (char*) info->func_name;
len = 2 * ppzce_size + l + 1;
buf = emalloc(len);
memcpy(buf, c, l);
memcpy(buf + l, &calling_scope, ppzce_size);
memcpy(buf + l + ppzce_size, &obj_ce, ppzce_size);
buf[len - 1] = '\0';
break;
case ZEPHIR_FCALL_TYPE_CLASS_SELF_METHOD:
case ZEPHIR_FCALL_TYPE_CLASS_STATIC_METHOD:
case ZEPHIR_FCALL_TYPE_CLASS_PARENT_METHOD:
l = (size_t)(info->func_length) + 2; /* reserve 1 char for fcall-type */
c = (char*) info->func_name;
len = 2 * ppzce_size + l + 1;
buf = emalloc(len);
buf[0] = info->type;
memcpy(buf + 1, c, l - 1);
memcpy(buf + l, &calling_scope, ppzce_size);
memcpy(buf + l + ppzce_size, &obj_ce, ppzce_size);
buf[len - 1] = '\0';
break;
case ZEPHIR_FCALL_TYPE_CE_METHOD:
case ZEPHIR_FCALL_TYPE_ZVAL_METHOD:
l = (size_t)(info->func_length) + 1;
c = (char*) info->func_name;
len = 2 * ppzce_size + l + 1;
buf = emalloc(len);
memcpy(buf, c, l);
memcpy(buf + l, &calling_scope, ppzce_size);
memcpy(buf + l + ppzce_size, &obj_ce, ppzce_size);
buf[len - 1] = '\0';
break;
}
if (EXPECTED(buf != NULL)) {
size_t i;
for (i = 0; i < l; ++i) {
char c = buf[i];
#if PHP_VERSION_ID >= 50500
c = tolower_map[(unsigned char)c];
#else
c = tolower(c);
#endif
buf[i] = c;
hash = (hash << 5) + hash + c;
}
for (i = l; i < len; ++i) {
char c = buf[i];
hash = (hash << 5) + hash + c;
}
}
*result = buf;
*length = len;
return hash;
}
ZEPHIR_ATTR_NONNULL static void zephir_fcall_populate_fci_cache(zend_fcall_info_cache *fcic, zend_fcall_info *fci, zephir_call_type type TSRMLS_DC)
{
switch (type) {
case zephir_fcall_parent:
if (EG(scope) && EG(scope)->parent) {
fcic->calling_scope = EG(scope)->parent;
fcic->called_scope = EG(called_scope);
fcic->object_ptr = fci->object_ptr ? fci->object_ptr : EG(This);
fcic->initialized = 1;
}
break;
case zephir_fcall_self:
if (EG(scope)) {
fcic->calling_scope = EG(scope);
fcic->called_scope = EG(called_scope);
fcic->object_ptr = fci->object_ptr ? fci->object_ptr : EG(This);
fcic->initialized = 1;
}
break;
case zephir_fcall_static:
if (EG(called_scope)) {
fcic->calling_scope = EG(called_scope);
fcic->called_scope = EG(called_scope);
fcic->object_ptr = fci->object_ptr ? fci->object_ptr : EG(This);
fcic->initialized = 1;
}
break;
case zephir_fcall_function:
fcic->calling_scope = NULL;
fcic->called_scope = NULL;
fcic->object_ptr = NULL;
fcic->initialized = 1;
break;
case zephir_fcall_ce: {
zend_class_entry *scope = EG(active_op_array) ? EG(active_op_array)->scope : NULL;
fcic->initialized = 1;
fcic->calling_scope = EG(scope);
fcic->object_ptr = NULL;
if (scope && EG(This) && instanceof_function(Z_OBJCE_P(EG(This)), scope TSRMLS_CC) && instanceof_function(scope, fcic->calling_scope TSRMLS_CC)) {
fcic->object_ptr = EG(This);
fcic->called_scope = Z_OBJCE_P(fcic->object_ptr);
}
else {
fcic->called_scope = fcic->calling_scope;
}
break;
}
case zephir_fcall_method:
fcic->initialized = 1;
fcic->calling_scope = EG(scope);
fcic->object_ptr = fci->object_ptr;
if (fci->object_ptr) {
fcic->called_scope = Z_OBJCE_P(fci->object_ptr);
}
else if (EG(scope) && !(EG(called_scope) && instanceof_function(EG(called_scope), EG(scope) TSRMLS_CC))) {
fcic->called_scope = EG(scope);
}
else {
fcic->called_scope = EG(called_scope);
}
break;
default:
#ifndef ZEPHIR_RELEASE
fprintf(stderr, "%s: unknown call type (%d)\n", __func__, (int) type);
abort();
#endif
fcic->initialized = 0; /* not strictly necessary but just to be safe */
break;
}
}
/**
* Calls a function/method in the PHP userland
*/
int zephir_call_user_function(zval **object_pp, zend_class_entry *obj_ce, zephir_call_type type,
zval *function_name, zval **retval_ptr_ptr, zephir_fcall_cache_entry **cache_entry, int cache_slot, zend_uint param_count,
zval *params[], zephir_fcall_info *info TSRMLS_DC)
{
zval ***params_ptr, ***params_array = NULL;
zval **static_params_array[10];
zval *local_retval_ptr = NULL;
int status;
zend_fcall_info fci;
zend_fcall_info_cache fcic /* , clone */;
zend_zephir_globals_def *zephir_globals_ptr = ZEPHIR_VGLOBAL;
char *fcall_key = NULL;
size_t fcall_key_len;
ulong fcall_key_hash;
zephir_fcall_cache_entry **temp_cache_entry = NULL;
zend_class_entry *old_scope = EG(scope);
int reload_cache = 1;
assert(obj_ce || !object_pp);
if (retval_ptr_ptr && *retval_ptr_ptr) {
zval_ptr_dtor(retval_ptr_ptr);
*retval_ptr_ptr = NULL;
}
++zephir_globals_ptr->recursive_lock;
if (UNEXPECTED(zephir_globals_ptr->recursive_lock > 2048)) {
zend_error(E_ERROR, "Maximum recursion depth exceeded");
return FAILURE;
}
if (param_count) {
zend_uint i;
if (UNEXPECTED(param_count > 10)) {
params_array = (zval***) emalloc(param_count * sizeof(zval**));
params_ptr = params_array;
for (i = 0; i < param_count; ++i) {
params_array[i] = ¶ms[i];
}
} else {
params_ptr = static_params_array;
for (i = 0; i < param_count; ++i) {
static_params_array[i] = ¶ms[i];
}
}
}
else {
params_ptr = NULL;
}
if (type != zephir_fcall_function && !object_pp) {
object_pp = EG(This) ? &EG(This) : NULL;
if (!obj_ce && object_pp) {
obj_ce = Z_OBJCE_PP(object_pp);
}
}
if (obj_ce) {
EG(scope) = obj_ce;
}
if (!cache_entry || !*cache_entry) {
if (zephir_globals_ptr->cache_enabled) {
if (cache_slot > 0) {
if (zephir_globals_ptr->scache[cache_slot]) {
reload_cache = 0;
temp_cache_entry = &zephir_globals_ptr->scache[cache_slot];
if (cache_entry) {
*cache_entry = *temp_cache_entry;
}
}
}
if (reload_cache) {
if (info) {
fcall_key_hash = zephir_make_fcall_info_key(&fcall_key, &fcall_key_len, (object_pp && type != zephir_fcall_ce ? Z_OBJCE_PP(object_pp) : obj_ce), type, info TSRMLS_CC);
} else {
fcall_key_hash = zephir_make_fcall_key(&fcall_key, &fcall_key_len, (object_pp && type != zephir_fcall_ce ? Z_OBJCE_PP(object_pp) : obj_ce), type, function_name TSRMLS_CC);
}
}
}
}
fci.size = sizeof(fci);
fci.function_table = obj_ce ? &obj_ce->function_table : EG(function_table);
fci.object_ptr = object_pp ? *object_pp : NULL;
fci.function_name = function_name;
fci.retval_ptr_ptr = retval_ptr_ptr ? retval_ptr_ptr : &local_retval_ptr;
fci.param_count = param_count;
fci.params = params_ptr;
fci.no_separation = 1;
fci.symbol_table = NULL;
fcic.initialized = 0;
fcic.function_handler = NULL;
fcic.calling_scope = NULL;
fcic.called_scope = NULL;
if (!cache_entry || !*cache_entry) {
if (fcall_key && zend_hash_quick_find(zephir_globals_ptr->fcache, fcall_key, fcall_key_len, fcall_key_hash, (void**)&temp_cache_entry) != FAILURE) {
zephir_fcall_populate_fci_cache(&fcic, &fci, type TSRMLS_CC);
#ifndef ZEPHIR_RELEASE
fcic.function_handler = (*temp_cache_entry)->f;
++(*temp_cache_entry)->times;
#else
fcic.function_handler = *temp_cache_entry;
#endif
/*memcpy(&clone, &fcic, sizeof(clone));*/
}
} else {
zephir_fcall_populate_fci_cache(&fcic, &fci, type TSRMLS_CC);
#ifndef ZEPHIR_RELEASE
fcic.function_handler = (*cache_entry)->f;
++(*cache_entry)->times;
#else
fcic.function_handler = *cache_entry;
#endif
}
/* Xdebug fix */
//if (fcic.function_handler && fcic.function_handler->type == ZEND_INTERNAL_FUNCTION && fcic.function_handler->op_array) {
// fcic.function_handler->op_array.filename = "?";
// fcic.function_handler->op_array.line_start = 0;
// fcic.function_handler->op_array.line_end = 0;
//}
/* fcic.initialized = 0; */
#if PHP_VERSION_ID >= 50600
status = ZEPHIR_ZEND_CALL_FUNCTION_WRAPPER(&fci, &fcic, info TSRMLS_CC);
#else
status = ZEPHIR_ZEND_CALL_FUNCTION_WRAPPER(&fci, &fcic TSRMLS_CC);
#endif
/*
if (fcic.initialized && cache_entry) {
if (fcic.called_scope != clone.called_scope) {
fprintf(stderr, "real called_scope: %s (%p)\n", fcic.called_scope->name, fcic.called_scope);
fprintf(stderr, "my called_scope: %s (%p)\n", clone.called_scope->name, clone.called_scope);
fprintf(stderr, "type: %d\n", (int)type);
}
if (fcic.calling_scope != clone.calling_scope) {
fprintf(stderr, "real calling_scope: %s (%p)\n", fcic.calling_scope->name, fcic.calling_scope);
fprintf(stderr, "my calling_scope: %s (%p)\n", clone.calling_scope->name, clone.calling_scope);
fprintf(stderr, "type: %d\n", (int)type);
}
if (fcic.object_ptr != clone.object_ptr) {
fprintf(stderr, "real object_ptr: %s (%p)\n", (fcic.object_ptr ? Z_OBJCE_P(fcic.object_ptr)->name : ""), fcic.object_ptr);
fprintf(stderr, "my object_ptr: %s (%p)\n", (clone.object_ptr ? Z_OBJCE_P(clone.object_ptr)->name : ""), clone.object_ptr);
fprintf(stderr, "type: %d\n", (int)type);
}
if (fcic.function_handler != clone.function_handler) {
fprintf(stderr, "real handler: %p (%s::%s)\n", fcic.function_handler, (fcic.function_handler->common.scope ? fcic.function_handler->common.scope->name : ""), fcic.function_handler->common.function_name);
fprintf(stderr, "my handler: %p (%s::%s)\n", clone.function_handler, (clone.function_handler->common.scope ? clone.function_handler->common.scope->name : ""), clone.function_handler->common.function_name);
fprintf(stderr, "type: %d\n", (int)type);
}
}
*/
EG(scope) = old_scope;
if (!cache_entry || !*cache_entry) {
if (EXPECTED(status != FAILURE) && fcall_key && !temp_cache_entry && fcic.initialized) {
#ifndef ZEPHIR_RELEASE
zephir_fcall_cache_entry *cache_entry_temp = malloc(sizeof(zephir_fcall_cache_entry));
cache_entry_temp->f = fcic.function_handler;
cache_entry_temp->times = 0;
#else
zephir_fcall_cache_entry *cache_entry_temp = fcic.function_handler;
#endif
if (FAILURE == zend_hash_quick_add(zephir_globals_ptr->fcache, fcall_key, fcall_key_len, fcall_key_hash, &cache_entry_temp, sizeof(zephir_fcall_cache_entry*), NULL)) {
#ifndef ZEPHIR_RELEASE
free(temp_cache_entry);
#endif
} else {
if (cache_entry) {
*cache_entry = cache_entry_temp;
if (cache_slot > 0) {
zephir_globals_ptr->scache[cache_slot] = *cache_entry;
}
}
}
}
}
if (fcall_key) {
efree(fcall_key);
}
if (UNEXPECTED(params_array != NULL)) {
efree(params_array);
}
if (!retval_ptr_ptr) {
if (local_retval_ptr) {
zval_ptr_dtor(&local_retval_ptr);
}
}
--zephir_globals_ptr->recursive_lock;
return status;
}
int zephir_call_func_aparams(zval **return_value_ptr, const char *func_name, uint func_length,
zephir_fcall_cache_entry **cache_entry, int cache_slot,
uint param_count, zval **params TSRMLS_DC)
{
int status;
zval *rv = NULL, **rvp = return_value_ptr ? return_value_ptr : &rv;
zval *func = NULL;
#if PHP_VERSION_ID >= 50600
zephir_fcall_info info;
#endif
#ifndef ZEPHIR_RELEASE
if (return_value_ptr && *return_value_ptr) {
fprintf(stderr, "%s: *return_value_ptr must be NULL\n", __func__);
zephir_print_backtrace();
abort();
}
#endif
#if PHP_VERSION_ID >= 50600
info.type = ZEPHIR_FCALL_TYPE_FUNC;
info.class_name = NULL;
info.func_name = func_name;
info.func_length = func_length;
status = zephir_call_user_function(NULL, NULL, zephir_fcall_function, func, rvp, cache_entry, cache_slot, param_count, params, &info TSRMLS_CC);
#else
ALLOC_INIT_ZVAL(func);
ZVAL_STRINGL(func, func_name, func_length, 0);
status = zephir_call_user_function(NULL, NULL, zephir_fcall_function, func, rvp, cache_entry, 0, param_count, params, NULL TSRMLS_CC);
#endif
if (status == FAILURE && !EG(exception)) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined function %s()", func_name);
if (return_value_ptr) {
*return_value_ptr = NULL;
}
} else {
if (EG(exception)) {
status = FAILURE;
if (return_value_ptr) {
*return_value_ptr = NULL;
}
}
}
if (rv) {
zval_ptr_dtor(&rv);
}
#if PHP_VERSION_ID < 50600
if (Z_REFCOUNT_P(func) > 1) {
zval_copy_ctor(func);
} else {
ZVAL_NULL(func);
}
zval_ptr_dtor(&func);
#endif
return status;
}
int zephir_call_zval_func_aparams(zval **return_value_ptr, zval *func_name,
zephir_fcall_cache_entry **cache_entry, int cache_slot,
uint param_count, zval **params TSRMLS_DC)
{
int status;
zval *rv = NULL, **rvp = return_value_ptr ? return_value_ptr : &rv;
#ifndef ZEPHIR_RELEASE
if (return_value_ptr && *return_value_ptr) {
fprintf(stderr, "%s: *return_value_ptr must be NULL\n", __func__);
zephir_print_backtrace();
abort();
}
#endif
status = zephir_call_user_function(NULL, NULL, zephir_fcall_function, func_name, rvp, cache_entry, cache_slot, param_count, params, NULL TSRMLS_CC);
if (status == FAILURE && !EG(exception)) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined function %s()", Z_TYPE_P(func_name) ? Z_STRVAL_P(func_name) : "undefined");
if (return_value_ptr) {
*return_value_ptr = NULL;
}
} else {
if (EG(exception)) {
status = FAILURE;
if (return_value_ptr) {
*return_value_ptr = NULL;
}
}
}
if (rv) {
zval_ptr_dtor(&rv);
}
return status;
}
int zephir_call_class_method_aparams(zval **return_value_ptr, zend_class_entry *ce, zephir_call_type type, zval *object,
const char *method_name, uint method_len,
zephir_fcall_cache_entry **cache_entry, int cache_slot,
uint param_count, zval **params TSRMLS_DC)
{
char *possible_method;
zval *rv = NULL, **rvp = return_value_ptr ? return_value_ptr : &rv;
zval *fn = NULL;
#if PHP_VERSION_ID < 50600
zval *mn;
#endif
int status;
#if PHP_VERSION_ID >= 50600
zephir_fcall_info info;
#endif
#ifndef ZEPHIR_RELEASE
if (return_value_ptr && *return_value_ptr) {
fprintf(stderr, "%s: *return_value_ptr must be NULL\n", __func__);
zephir_print_backtrace();
abort();
}
#endif
if (object) {
if (Z_TYPE_P(object) != IS_OBJECT) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Trying to call method %s on a non-object", method_name);
if (return_value_ptr) {
*return_value_ptr = NULL;
}
return FAILURE;
}
}
#if PHP_VERSION_ID >= 50600
if (!cache_entry || !*cache_entry) {
switch (type) {
case zephir_fcall_parent:
info.type = ZEPHIR_FCALL_TYPE_CLASS_PARENT_METHOD;
break;
case zephir_fcall_self:
assert(!ce);
info.type = ZEPHIR_FCALL_TYPE_CLASS_SELF_METHOD;
break;
case zephir_fcall_static:
assert(!ce);
info.type = ZEPHIR_FCALL_TYPE_CLASS_STATIC_METHOD;
break;
case zephir_fcall_ce:
assert(ce != NULL);
info.type = ZEPHIR_FCALL_TYPE_CE_METHOD;
info.ce = ce;
break;
case zephir_fcall_method:
default:
assert(object != NULL);
info.type = ZEPHIR_FCALL_TYPE_ZVAL_METHOD;
info.object_ptr = object;
info.ce = ce;
break;
}
info.func_name = method_name;
info.func_length = method_len;
}
status = zephir_call_user_function(object ? &object : NULL, ce, type, fn, rvp, cache_entry, cache_slot, param_count, params, &info TSRMLS_CC);
#else
ALLOC_INIT_ZVAL(fn);
if (!cache_entry || !*cache_entry) {
array_init_size(fn, 2);
switch (type) {
case zephir_fcall_parent: add_next_index_stringl(fn, ZEND_STRL("parent"), 1); break;
case zephir_fcall_self: assert(!ce); add_next_index_stringl(fn, ZEND_STRL("self"), 1); break;
case zephir_fcall_static: assert(!ce); add_next_index_stringl(fn, ZEND_STRL("static"), 1); break;
case zephir_fcall_ce:
assert(ce != NULL);
add_next_index_stringl(fn, ce->name, ce->name_length, 1);
break;
case zephir_fcall_method:
default:
assert(object != NULL);
Z_ADDREF_P(object);
add_next_index_zval(fn, object);
break;
}
ALLOC_INIT_ZVAL(mn);
ZVAL_STRINGL(mn, method_name, method_len, 1);
add_next_index_zval(fn, mn);
} else {
ZVAL_STRINGL(fn, "undefined", sizeof("undefined")-1, 1);
}
status = zephir_call_user_function(object ? &object : NULL, ce, type, fn, rvp, cache_entry, cache_slot, param_count, params, NULL TSRMLS_CC);
#endif
if (status == FAILURE && !EG(exception)) {
if (ce) {
possible_method = zephir_fcall_possible_method(ce, method_name TSRMLS_CC);
} else {
possible_method = "undefined";
}
switch (type) {
case zephir_fcall_parent:
if (possible_method) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method parent::%s(), did you mean '%s'?", method_name, possible_method);
} else {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method parent::%s()", method_name);
}
break;
case zephir_fcall_self:
if (possible_method) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method self::%s(), did you mean '%s'?", method_name, possible_method);
} else {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method self::%s()", method_name);
}
break;
case zephir_fcall_static:
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method static::%s()", method_name);
break;
case zephir_fcall_ce:
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method %s::%s()", ce->name, method_name);
break;
case zephir_fcall_method:
if (possible_method) {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method %s::%s(), did you mean '%s'?", ce->name, method_name, possible_method);
} else {
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method %s::%s()", ce->name, method_name);
}
break;
default:
zephir_throw_exception_format(spl_ce_RuntimeException TSRMLS_CC, "Call to undefined method ?::%s()", method_name);
}
if (return_value_ptr) {
*return_value_ptr = NULL;
}
} else {
if (EG(exception)) {
status = FAILURE;
if (return_value_ptr) {
*return_value_ptr = NULL;
}
}
}
if (rv) {
zval_ptr_dtor(&rv);
}
#if PHP_VERSION_ID < 50600
zval_ptr_dtor(&fn);
#endif
return status;
}
/**
* Replaces call_user_func_array avoiding function lookup
* This function does not return FAILURE if an exception has ocurred
*/
int zephir_call_user_func_array_noex(zval *return_value, zval *handler, zval *params TSRMLS_DC){
zval *retval_ptr = NULL;
zend_fcall_info fci;
zend_fcall_info_cache fci_cache;
char *is_callable_error = NULL;
int status = FAILURE;
if (params && Z_TYPE_P(params) != IS_ARRAY) {
ZVAL_NULL(return_value);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid arguments supplied for zephir_call_user_func_array_noex()");
return FAILURE;
}
if (zend_fcall_info_init(handler, 0, &fci, &fci_cache, NULL, &is_callable_error TSRMLS_CC) == SUCCESS) {
if (is_callable_error) {
zend_error(E_STRICT, "%s", is_callable_error);
efree(is_callable_error);
}
status = SUCCESS;
} else {
if (is_callable_error) {
zend_error(E_WARNING, "%s", is_callable_error);
efree(is_callable_error);
} else {
status = SUCCESS;
}
}
if (status == SUCCESS) {
zend_fcall_info_args(&fci, params TSRMLS_CC);
fci.retval_ptr_ptr = &retval_ptr;
if (zend_call_function(&fci, &fci_cache TSRMLS_CC) == SUCCESS && fci.retval_ptr_ptr && *fci.retval_ptr_ptr) {
COPY_PZVAL_TO_ZVAL(*return_value, *fci.retval_ptr_ptr);
}
if (fci.params) {
efree(fci.params);
}
}
if (EG(exception)) {
status = SUCCESS;
}
return status;
}
#if PHP_VERSION_ID <= 50309
/**
* Latest version of zend_throw_exception_internal
*/
static void zephir_throw_exception_internal(zval *exception TSRMLS_DC)
{
if (exception != NULL) {