php-src/ext/opcache/zend_file_cache.c

1866 lines
54 KiB
C
Raw Normal View History

/*
+----------------------------------------------------------------------+
| Zend OPcache |
+----------------------------------------------------------------------+
2019-02-05 15:33:28 +08:00
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
2018-11-02 00:30:28 +08:00
| Authors: Dmitry Stogov <dmitry@php.net> |
+----------------------------------------------------------------------+
*/
#include "zend.h"
#include "zend_virtual_cwd.h"
#include "zend_compile.h"
#include "zend_vm.h"
#include "zend_interfaces.h"
#include "zend_attributes.h"
#include "zend_system_id.h"
#include "php.h"
#ifdef ZEND_WIN32
#include "ext/standard/md5.h"
#endif
#include "ZendAccelerator.h"
#include "zend_file_cache.h"
#include "zend_shared_alloc.h"
#include "zend_accelerator_util_funcs.h"
#include "zend_accelerator_hash.h"
#if HAVE_JIT
#include "jit/zend_jit.h"
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
2015-11-07 22:15:19 +08:00
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_UIO_H
# include <sys/uio.h>
#endif
#ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
#endif
#if __has_feature(memory_sanitizer)
# include <sanitizer/msan_interface.h>
#endif
2018-07-14 18:51:37 +08:00
#ifndef ZEND_WIN32
#define zend_file_cache_unlink unlink
#define zend_file_cache_open open
#else
#define zend_file_cache_unlink php_win32_ioutil_unlink
#define zend_file_cache_open php_win32_ioutil_open
#endif
#ifdef ZEND_WIN32
# define LOCK_SH 0
# define LOCK_EX 1
# define LOCK_UN 2
static int zend_file_cache_flock(int fd, int op)
{
OVERLAPPED offset = {0,0,0,0,NULL};
if (op == LOCK_EX) {
if (LockFileEx((HANDLE)_get_osfhandle(fd),
LOCKFILE_EXCLUSIVE_LOCK, 0, 1, 0, &offset) == TRUE) {
return 0;
}
} else if (op == LOCK_SH) {
if (LockFileEx((HANDLE)_get_osfhandle(fd),
0, 0, 1, 0, &offset) == TRUE) {
return 0;
}
} else if (op == LOCK_UN) {
if (UnlockFileEx((HANDLE)_get_osfhandle(fd),
0, 1, 0, &offset) == TRUE) {
return 0;
}
}
return -1;
}
#elif defined(HAVE_FLOCK)
# define zend_file_cache_flock flock
#else
# define LOCK_SH 0
# define LOCK_EX 1
# define LOCK_UN 2
static int zend_file_cache_flock(int fd, int type)
{
return 0;
}
#endif
#ifndef O_BINARY
# define O_BINARY 0
#endif
#define SUFFIX ".bin"
#define IS_SERIALIZED_INTERNED(ptr) \
((size_t)(ptr) & Z_UL(1))
/* Allowing == here to account for a potential empty allocation at the end of the memory */
#define IS_SERIALIZED(ptr) \
((char*)(ptr) <= (char*)script->size)
#define IS_UNSERIALIZED(ptr) \
(((char*)(ptr) >= (char*)script->mem && (char*)(ptr) < (char*)script->mem + script->size) || \
IS_ACCEL_INTERNED(ptr))
#define SERIALIZE_PTR(ptr) do { \
if (ptr) { \
ZEND_ASSERT(IS_UNSERIALIZED(ptr)); \
(ptr) = (void*)((char*)(ptr) - (char*)script->mem); \
} \
} while (0)
#define UNSERIALIZE_PTR(ptr) do { \
if (ptr) { \
ZEND_ASSERT(IS_SERIALIZED(ptr)); \
(ptr) = (void*)((char*)buf + (size_t)(ptr)); \
} \
} while (0)
#define SERIALIZE_STR(ptr) do { \
if (ptr) { \
if (IS_ACCEL_INTERNED(ptr)) { \
(ptr) = zend_file_cache_serialize_interned((zend_string*)(ptr), info); \
} else { \
ZEND_ASSERT(IS_UNSERIALIZED(ptr)); \
/* script->corrupted shows if the script in SHM or not */ \
if (EXPECTED(script->corrupted)) { \
GC_ADD_FLAGS(ptr, IS_STR_INTERNED); \
GC_DEL_FLAGS(ptr, IS_STR_PERMANENT); \
} \
(ptr) = (void*)((char*)(ptr) - (char*)script->mem); \
} \
} \
} while (0)
#define UNSERIALIZE_STR(ptr) do { \
if (ptr) { \
if (IS_SERIALIZED_INTERNED(ptr)) { \
(ptr) = (void*)zend_file_cache_unserialize_interned((zend_string*)(ptr), !script->corrupted); \
} else { \
ZEND_ASSERT(IS_SERIALIZED(ptr)); \
(ptr) = (void*)((char*)buf + (size_t)(ptr)); \
/* script->corrupted shows if the script in SHM or not */ \
if (EXPECTED(!script->corrupted)) { \
GC_ADD_FLAGS(ptr, IS_STR_INTERNED | IS_STR_PERMANENT); \
} else { \
GC_ADD_FLAGS(ptr, IS_STR_INTERNED); \
GC_DEL_FLAGS(ptr, IS_STR_PERMANENT); \
} \
} \
} \
} while (0)
#define SERIALIZE_ATTRIBUTES(attributes) do { \
if ((attributes) && !IS_SERIALIZED(attributes)) { \
HashTable *ht; \
SERIALIZE_PTR(attributes); \
ht = (attributes); \
UNSERIALIZE_PTR(ht); \
zend_file_cache_serialize_hash(ht, script, info, buf, zend_file_cache_serialize_attribute); \
} \
} while (0)
#define UNSERIALIZE_ATTRIBUTES(attributes) do { \
if ((attributes) && !IS_UNSERIALIZED(attributes)) { \
HashTable *ht; \
UNSERIALIZE_PTR(attributes); \
ht = (attributes); \
zend_file_cache_unserialize_hash(ht, script, buf, zend_file_cache_unserialize_attribute, NULL); \
} \
} while (0)
static const uint32_t uninitialized_bucket[-HT_MIN_MASK] =
{HT_INVALID_IDX, HT_INVALID_IDX};
typedef struct _zend_file_cache_metainfo {
char magic[8];
char system_id[32];
size_t mem_size;
size_t str_size;
size_t script_offset;
accel_time_t timestamp;
uint32_t checksum;
} zend_file_cache_metainfo;
static int zend_file_cache_mkdir(char *filename, size_t start)
{
char *s = filename + start;
while (*s) {
if (IS_SLASH(*s)) {
char old = *s;
*s = '\000';
#ifndef ZEND_WIN32
if (mkdir(filename, S_IRWXU) < 0 && errno != EEXIST) {
#else
if (php_win32_ioutil_mkdir(filename, 0700) < 0 && errno != EEXIST) {
#endif
*s = old;
return FAILURE;
}
*s = old;
}
s++;
}
return SUCCESS;
}
typedef void (*serialize_callback_t)(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf);
typedef void (*unserialize_callback_t)(zval *zv,
zend_persistent_script *script,
void *buf);
static void zend_file_cache_serialize_zval(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf);
static void zend_file_cache_unserialize_zval(zval *zv,
zend_persistent_script *script,
void *buf);
static void *zend_file_cache_serialize_interned(zend_string *str,
zend_file_cache_metainfo *info)
{
size_t len;
void *ret;
/* check if the same interned string was already stored */
ret = zend_shared_alloc_get_xlat_entry(str);
if (ret) {
return ret;
}
len = ZEND_MM_ALIGNED_SIZE(_ZSTR_STRUCT_SIZE(ZSTR_LEN(str)));
ret = (void*)(info->str_size | Z_UL(1));
zend_shared_alloc_register_xlat_entry(str, ret);
if (info->str_size + len > ZSTR_LEN((zend_string*)ZCG(mem))) {
size_t new_len = info->str_size + len;
ZCG(mem) = (void*)zend_string_realloc(
(zend_string*)ZCG(mem),
((_ZSTR_HEADER_SIZE + 1 + new_len + 4095) & ~0xfff) - (_ZSTR_HEADER_SIZE + 1),
0);
}
memcpy(ZSTR_VAL((zend_string*)ZCG(mem)) + info->str_size, str, len);
info->str_size += len;
return ret;
}
static void *zend_file_cache_unserialize_interned(zend_string *str, int in_shm)
{
zend_string *ret;
str = (zend_string*)((char*)ZCG(mem) + ((size_t)(str) & ~Z_UL(1)));
if (in_shm) {
ret = accel_new_interned_string(str);
if (ret == str) {
/* We have to create new SHM allocated string */
size_t size = _ZSTR_STRUCT_SIZE(ZSTR_LEN(str));
ret = zend_shared_alloc(size);
if (!ret) {
zend_accel_schedule_restart_if_necessary(ACCEL_RESTART_OOM);
LONGJMP(*EG(bailout), FAILURE);
}
memcpy(ret, str, size);
/* String wasn't interned but we will use it as interned anyway */
GC_SET_REFCOUNT(ret, 1);
GC_TYPE_INFO(ret) = GC_STRING | ((IS_STR_INTERNED | IS_STR_PERSISTENT | IS_STR_PERMANENT) << GC_FLAGS_SHIFT);
}
} else {
ret = str;
GC_ADD_FLAGS(ret, IS_STR_INTERNED);
GC_DEL_FLAGS(ret, IS_STR_PERMANENT);
}
return ret;
}
static void zend_file_cache_serialize_hash(HashTable *ht,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf,
serialize_callback_t func)
{
Bucket *p, *end;
if (HT_FLAGS(ht) & HASH_FLAG_UNINITIALIZED) {
ht->arData = NULL;
return;
}
if (IS_SERIALIZED(ht->arData)) {
return;
}
SERIALIZE_PTR(ht->arData);
p = ht->arData;
UNSERIALIZE_PTR(p);
end = p + ht->nNumUsed;
while (p < end) {
if (Z_TYPE(p->val) != IS_UNDEF) {
SERIALIZE_STR(p->key);
func(&p->val, script, info, buf);
}
p++;
}
}
static void zend_file_cache_serialize_ast(zend_ast *ast,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
uint32_t i;
zend_ast *tmp;
if (ast->kind == ZEND_AST_ZVAL || ast->kind == ZEND_AST_CONSTANT) {
zend_file_cache_serialize_zval(&((zend_ast_zval*)ast)->val, script, info, buf);
} else if (zend_ast_is_list(ast)) {
zend_ast_list *list = zend_ast_get_list(ast);
for (i = 0; i < list->children; i++) {
if (list->child[i] && !IS_SERIALIZED(list->child[i])) {
SERIALIZE_PTR(list->child[i]);
tmp = list->child[i];
UNSERIALIZE_PTR(tmp);
zend_file_cache_serialize_ast(tmp, script, info, buf);
}
}
} else {
uint32_t children = zend_ast_get_num_children(ast);
for (i = 0; i < children; i++) {
if (ast->child[i] && !IS_SERIALIZED(ast->child[i])) {
SERIALIZE_PTR(ast->child[i]);
tmp = ast->child[i];
UNSERIALIZE_PTR(tmp);
zend_file_cache_serialize_ast(tmp, script, info, buf);
}
}
}
}
static void zend_file_cache_serialize_zval(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
switch (Z_TYPE_P(zv)) {
case IS_STRING:
if (!IS_SERIALIZED(Z_STR_P(zv))) {
SERIALIZE_STR(Z_STR_P(zv));
}
break;
case IS_ARRAY:
if (!IS_SERIALIZED(Z_ARR_P(zv))) {
HashTable *ht;
SERIALIZE_PTR(Z_ARR_P(zv));
ht = Z_ARR_P(zv);
UNSERIALIZE_PTR(ht);
zend_file_cache_serialize_hash(ht, script, info, buf, zend_file_cache_serialize_zval);
}
break;
case IS_REFERENCE:
if (!IS_SERIALIZED(Z_REF_P(zv))) {
zend_reference *ref;
SERIALIZE_PTR(Z_REF_P(zv));
ref = Z_REF_P(zv);
UNSERIALIZE_PTR(ref);
zend_file_cache_serialize_zval(&ref->val, script, info, buf);
}
break;
case IS_CONSTANT_AST:
if (!IS_SERIALIZED(Z_AST_P(zv))) {
zend_ast_ref *ast;
SERIALIZE_PTR(Z_AST_P(zv));
ast = Z_AST_P(zv);
UNSERIALIZE_PTR(ast);
zend_file_cache_serialize_ast(GC_AST(ast), script, info, buf);
}
break;
case IS_INDIRECT:
/* Used by static properties. */
SERIALIZE_PTR(Z_INDIRECT_P(zv));
break;
}
}
static void zend_file_cache_serialize_attribute(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
zend_attribute *attr = Z_PTR_P(zv);
uint32_t i;
SERIALIZE_PTR(Z_PTR_P(zv));
attr = Z_PTR_P(zv);
UNSERIALIZE_PTR(attr);
SERIALIZE_STR(attr->name);
SERIALIZE_STR(attr->lcname);
for (i = 0; i < attr->argc; i++) {
SERIALIZE_STR(attr->args[i].name);
zend_file_cache_serialize_zval(&attr->args[i].value, script, info, buf);
}
}
static void zend_file_cache_serialize_type(
zend_type *type, zend_persistent_script *script, zend_file_cache_metainfo *info, void *buf)
{
if (ZEND_TYPE_HAS_LIST(*type)) {
zend_type_list *list = ZEND_TYPE_LIST(*type);
SERIALIZE_PTR(list);
ZEND_TYPE_SET_PTR(*type, list);
UNSERIALIZE_PTR(list);
zend_type *list_type;
ZEND_TYPE_LIST_FOREACH(list, list_type) {
zend_file_cache_serialize_type(list_type, script, info, buf);
} ZEND_TYPE_LIST_FOREACH_END();
} else if (ZEND_TYPE_HAS_NAME(*type)) {
zend_string *type_name = ZEND_TYPE_NAME(*type);
SERIALIZE_STR(type_name);
ZEND_TYPE_SET_PTR(*type, type_name);
} else if (ZEND_TYPE_HAS_CE(*type)) {
zend_class_entry *ce = ZEND_TYPE_CE(*type);
SERIALIZE_PTR(ce);
ZEND_TYPE_SET_PTR(*type, ce);
}
}
static void zend_file_cache_serialize_op_array(zend_op_array *op_array,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
ZEND_MAP_PTR_INIT(op_array->static_variables_ptr, NULL);
ZEND_MAP_PTR_INIT(op_array->run_time_cache, NULL);
/* Check whether this op_array has already been serialized. */
if (IS_SERIALIZED(op_array->opcodes)) {
ZEND_ASSERT(op_array->scope && "Only method op_arrays should be shared");
return;
}
if (op_array->static_variables) {
HashTable *ht;
SERIALIZE_PTR(op_array->static_variables);
ht = op_array->static_variables;
UNSERIALIZE_PTR(ht);
zend_file_cache_serialize_hash(ht, script, info, buf, zend_file_cache_serialize_zval);
}
if (op_array->scope) {
if (UNEXPECTED(zend_shared_alloc_get_xlat_entry(op_array->opcodes))) {
op_array->refcount = (uint32_t*)(intptr_t)-1;
SERIALIZE_PTR(op_array->literals);
SERIALIZE_PTR(op_array->opcodes);
SERIALIZE_PTR(op_array->arg_info);
SERIALIZE_PTR(op_array->vars);
SERIALIZE_STR(op_array->function_name);
SERIALIZE_STR(op_array->filename);
SERIALIZE_PTR(op_array->live_range);
SERIALIZE_PTR(op_array->scope);
SERIALIZE_STR(op_array->doc_comment);
SERIALIZE_ATTRIBUTES(op_array->attributes);
SERIALIZE_PTR(op_array->try_catch_array);
SERIALIZE_PTR(op_array->prototype);
return;
}
zend_shared_alloc_register_xlat_entry(op_array->opcodes, op_array->opcodes);
}
if (op_array->literals) {
zval *p, *end;
SERIALIZE_PTR(op_array->literals);
p = op_array->literals;
UNSERIALIZE_PTR(p);
end = p + op_array->last_literal;
while (p < end) {
zend_file_cache_serialize_zval(p, script, info, buf);
p++;
}
}
{
zend_op *opline, *end;
#if !ZEND_USE_ABS_CONST_ADDR
zval *literals = op_array->literals;
UNSERIALIZE_PTR(literals);
#endif
SERIALIZE_PTR(op_array->opcodes);
opline = op_array->opcodes;
UNSERIALIZE_PTR(opline);
end = opline + op_array->last;
while (opline < end) {
#if ZEND_USE_ABS_CONST_ADDR
if (opline->op1_type == IS_CONST) {
SERIALIZE_PTR(opline->op1.zv);
}
if (opline->op2_type == IS_CONST) {
SERIALIZE_PTR(opline->op2.zv);
}
#else
if (opline->op1_type == IS_CONST) {
opline->op1.constant = RT_CONSTANT(opline, opline->op1) - literals;
}
if (opline->op2_type == IS_CONST) {
opline->op2.constant = RT_CONSTANT(opline, opline->op2) - literals;
}
#endif
#if ZEND_USE_ABS_JMP_ADDR
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
SERIALIZE_PTR(opline->op1.jmp_addr);
break;
case ZEND_JMPZNZ:
/* relative extended_value don't have to be changed */
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
case ZEND_JMP_NULL:
SERIALIZE_PTR(opline->op2.jmp_addr);
break;
case ZEND_CATCH:
if (!(opline->extended_value & ZEND_LAST_CATCH)) {
SERIALIZE_PTR(opline->op2.jmp_addr);
}
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
2017-03-18 06:45:05 +08:00
case ZEND_SWITCH_LONG:
case ZEND_SWITCH_STRING:
case ZEND_MATCH:
/* relative extended_value don't have to be changed */
break;
}
#endif
zend_serialize_opcode_handler(opline);
opline++;
}
if (op_array->arg_info) {
zend_arg_info *p, *end;
SERIALIZE_PTR(op_array->arg_info);
p = op_array->arg_info;
UNSERIALIZE_PTR(p);
end = p + op_array->num_args;
if (op_array->fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
p--;
}
if (op_array->fn_flags & ZEND_ACC_VARIADIC) {
end++;
}
while (p < end) {
if (!IS_SERIALIZED(p->name)) {
SERIALIZE_STR(p->name);
}
zend_file_cache_serialize_type(&p->type, script, info, buf);
p++;
}
}
if (op_array->vars) {
zend_string **p, **end;
SERIALIZE_PTR(op_array->vars);
p = op_array->vars;
UNSERIALIZE_PTR(p);
end = p + op_array->last_var;
while (p < end) {
if (!IS_SERIALIZED(*p)) {
SERIALIZE_STR(*p);
}
p++;
}
}
SERIALIZE_STR(op_array->function_name);
SERIALIZE_STR(op_array->filename);
SERIALIZE_PTR(op_array->live_range);
SERIALIZE_PTR(op_array->scope);
SERIALIZE_STR(op_array->doc_comment);
SERIALIZE_ATTRIBUTES(op_array->attributes);
SERIALIZE_PTR(op_array->try_catch_array);
SERIALIZE_PTR(op_array->prototype);
}
}
static void zend_file_cache_serialize_func(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
zend_op_array *op_array;
SERIALIZE_PTR(Z_PTR_P(zv));
op_array = Z_PTR_P(zv);
UNSERIALIZE_PTR(op_array);
zend_file_cache_serialize_op_array(op_array, script, info, buf);
}
static void zend_file_cache_serialize_prop_info(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
if (!IS_SERIALIZED(Z_PTR_P(zv))) {
zend_property_info *prop;
SERIALIZE_PTR(Z_PTR_P(zv));
prop = Z_PTR_P(zv);
UNSERIALIZE_PTR(prop);
ZEND_ASSERT(prop->ce != NULL && prop->name != NULL);
if (!IS_SERIALIZED(prop->ce)) {
SERIALIZE_PTR(prop->ce);
SERIALIZE_STR(prop->name);
if (prop->doc_comment) {
SERIALIZE_STR(prop->doc_comment);
}
SERIALIZE_ATTRIBUTES(prop->attributes);
zend_file_cache_serialize_type(&prop->type, script, info, buf);
}
}
}
static void zend_file_cache_serialize_class_constant(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
if (!IS_SERIALIZED(Z_PTR_P(zv))) {
zend_class_constant *c;
SERIALIZE_PTR(Z_PTR_P(zv));
c = Z_PTR_P(zv);
UNSERIALIZE_PTR(c);
ZEND_ASSERT(c->ce != NULL);
if (!IS_SERIALIZED(c->ce)) {
SERIALIZE_PTR(c->ce);
zend_file_cache_serialize_zval(&c->value, script, info, buf);
if (c->doc_comment) {
SERIALIZE_STR(c->doc_comment);
}
SERIALIZE_ATTRIBUTES(c->attributes);
}
}
}
static void zend_file_cache_serialize_class(zval *zv,
zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
zend_class_entry *ce;
SERIALIZE_PTR(Z_PTR_P(zv));
ce = Z_PTR_P(zv);
UNSERIALIZE_PTR(ce);
SERIALIZE_STR(ce->name);
if (ce->parent) {
if (!(ce->ce_flags & ZEND_ACC_LINKED)) {
SERIALIZE_STR(ce->parent_name);
} else {
SERIALIZE_PTR(ce->parent);
}
}
zend_file_cache_serialize_hash(&ce->function_table, script, info, buf, zend_file_cache_serialize_func);
if (ce->default_properties_table) {
zval *p, *end;
SERIALIZE_PTR(ce->default_properties_table);
p = ce->default_properties_table;
UNSERIALIZE_PTR(p);
end = p + ce->default_properties_count;
while (p < end) {
zend_file_cache_serialize_zval(p, script, info, buf);
p++;
}
}
if (ce->default_static_members_table) {
zval *p, *end;
SERIALIZE_PTR(ce->default_static_members_table);
p = ce->default_static_members_table;
UNSERIALIZE_PTR(p);
end = p + ce->default_static_members_count;
while (p < end) {
zend_file_cache_serialize_zval(p, script, info, buf);
p++;
}
}
zend_file_cache_serialize_hash(&ce->constants_table, script, info, buf, zend_file_cache_serialize_class_constant);
SERIALIZE_STR(ce->info.user.filename);
SERIALIZE_STR(ce->info.user.doc_comment);
SERIALIZE_ATTRIBUTES(ce->attributes);
zend_file_cache_serialize_hash(&ce->properties_info, script, info, buf, zend_file_cache_serialize_prop_info);
if (ce->properties_info_table) {
uint32_t i;
zend_property_info **table;
SERIALIZE_PTR(ce->properties_info_table);
table = ce->properties_info_table;
UNSERIALIZE_PTR(table);
for (i = 0; i < ce->default_properties_count; i++) {
SERIALIZE_PTR(table[i]);
}
}
if (ce->num_interfaces) {
uint32_t i;
zend_class_name *interface_names;
ZEND_ASSERT(!(ce->ce_flags & ZEND_ACC_LINKED));
SERIALIZE_PTR(ce->interface_names);
interface_names = ce->interface_names;
UNSERIALIZE_PTR(interface_names);
for (i = 0; i < ce->num_interfaces; i++) {
SERIALIZE_STR(interface_names[i].name);
SERIALIZE_STR(interface_names[i].lc_name);
}
}
if (ce->num_traits) {
uint32_t i;
zend_class_name *trait_names;
SERIALIZE_PTR(ce->trait_names);
trait_names = ce->trait_names;
UNSERIALIZE_PTR(trait_names);
for (i = 0; i < ce->num_traits; i++) {
SERIALIZE_STR(trait_names[i].name);
SERIALIZE_STR(trait_names[i].lc_name);
}
if (ce->trait_aliases) {
zend_trait_alias **p, *q;
SERIALIZE_PTR(ce->trait_aliases);
p = ce->trait_aliases;
UNSERIALIZE_PTR(p);
while (*p) {
SERIALIZE_PTR(*p);
q = *p;
UNSERIALIZE_PTR(q);
if (q->trait_method.method_name) {
SERIALIZE_STR(q->trait_method.method_name);
}
if (q->trait_method.class_name) {
SERIALIZE_STR(q->trait_method.class_name);
}
if (q->alias) {
SERIALIZE_STR(q->alias);
}
p++;
}
}
if (ce->trait_precedences) {
zend_trait_precedence **p, *q;
uint32_t j;
SERIALIZE_PTR(ce->trait_precedences);
p = ce->trait_precedences;
UNSERIALIZE_PTR(p);
while (*p) {
SERIALIZE_PTR(*p);
q = *p;
UNSERIALIZE_PTR(q);
if (q->trait_method.method_name) {
SERIALIZE_STR(q->trait_method.method_name);
}
if (q->trait_method.class_name) {
SERIALIZE_STR(q->trait_method.class_name);
}
for (j = 0; j < q->num_excludes; j++) {
SERIALIZE_STR(q->exclude_class_names[j]);
}
p++;
}
}
}
SERIALIZE_PTR(ce->constructor);
SERIALIZE_PTR(ce->destructor);
SERIALIZE_PTR(ce->clone);
SERIALIZE_PTR(ce->__get);
SERIALIZE_PTR(ce->__set);
SERIALIZE_PTR(ce->__call);
SERIALIZE_PTR(ce->__serialize);
SERIALIZE_PTR(ce->__unserialize);
SERIALIZE_PTR(ce->__isset);
SERIALIZE_PTR(ce->__unset);
SERIALIZE_PTR(ce->__tostring);
SERIALIZE_PTR(ce->__callstatic);
SERIALIZE_PTR(ce->__debugInfo);
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
if (ce->iterator_funcs_ptr) {
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_new_iterator);
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_rewind);
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_valid);
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_key);
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_current);
SERIALIZE_PTR(ce->iterator_funcs_ptr->zf_next);
SERIALIZE_PTR(ce->iterator_funcs_ptr);
}
ZEND_MAP_PTR_INIT(ce->static_members_table, NULL);
ZEND_MAP_PTR_INIT(ce->mutable_data, NULL);
}
static void zend_file_cache_serialize_warnings(
zend_persistent_script *script, zend_file_cache_metainfo *info, void *buf)
{
if (script->warnings) {
zend_recorded_warning **warnings;
SERIALIZE_PTR(script->warnings);
warnings = script->warnings;
UNSERIALIZE_PTR(warnings);
for (uint32_t i = 0; i < script->num_warnings; i++) {
zend_recorded_warning *warning;
SERIALIZE_PTR(warnings[i]);
warning = warnings[i];
UNSERIALIZE_PTR(warning);
SERIALIZE_STR(warning->error_filename);
SERIALIZE_STR(warning->error_message);
}
}
}
static void zend_file_cache_serialize(zend_persistent_script *script,
zend_file_cache_metainfo *info,
void *buf)
{
zend_persistent_script *new_script;
memcpy(info->magic, "OPCACHE", 8);
memcpy(info->system_id, zend_system_id, 32);
info->mem_size = script->size;
info->str_size = 0;
info->script_offset = (char*)script - (char*)script->mem;
info->timestamp = script->timestamp;
memcpy(buf, script->mem, script->size);
new_script = (zend_persistent_script*)((char*)buf + info->script_offset);
SERIALIZE_STR(new_script->script.filename);
zend_file_cache_serialize_hash(&new_script->script.class_table, script, info, buf, zend_file_cache_serialize_class);
zend_file_cache_serialize_hash(&new_script->script.function_table, script, info, buf, zend_file_cache_serialize_func);
zend_file_cache_serialize_op_array(&new_script->script.main_op_array, script, info, buf);
zend_file_cache_serialize_warnings(new_script, info, buf);
new_script->mem = NULL;
}
static char *zend_file_cache_get_bin_file_path(zend_string *script_path)
{
size_t len;
char *filename;
#ifndef ZEND_WIN32
len = strlen(ZCG(accel_directives).file_cache);
filename = emalloc(len + 33 + ZSTR_LEN(script_path) + sizeof(SUFFIX));
memcpy(filename, ZCG(accel_directives).file_cache, len);
filename[len] = '/';
memcpy(filename + len + 1, zend_system_id, 32);
memcpy(filename + len + 33, ZSTR_VAL(script_path), ZSTR_LEN(script_path));
memcpy(filename + len + 33 + ZSTR_LEN(script_path), SUFFIX, sizeof(SUFFIX));
2015-07-17 19:50:40 +08:00
#else
len = strlen(ZCG(accel_directives).file_cache);
filename = emalloc(len + 33 + 33 + ZSTR_LEN(script_path) + sizeof(SUFFIX));
memcpy(filename, ZCG(accel_directives).file_cache, len);
filename[len] = '\\';
memcpy(filename + 1 + len, accel_uname_id, 32);
len += 1 + 32;
2015-07-17 19:50:40 +08:00
filename[len] = '\\';
memcpy(filename + len + 1, zend_system_id, 32);
if (ZSTR_LEN(script_path) >= 7 && ':' == ZSTR_VAL(script_path)[4] && '/' == ZSTR_VAL(script_path)[5] && '/' == ZSTR_VAL(script_path)[6]) {
/* phar:// or file:// */
*(filename + len + 33) = '\\';
memcpy(filename + len + 34, ZSTR_VAL(script_path), 4);
if (ZSTR_LEN(script_path) - 7 >= 2 && ':' == ZSTR_VAL(script_path)[8]) {
*(filename + len + 38) = '\\';
*(filename + len + 39) = ZSTR_VAL(script_path)[7];
memcpy(filename + len + 40, ZSTR_VAL(script_path) + 9, ZSTR_LEN(script_path) - 9);
memcpy(filename + len + 40 + ZSTR_LEN(script_path) - 9, SUFFIX, sizeof(SUFFIX));
} else {
memcpy(filename + len + 38, ZSTR_VAL(script_path) + 7, ZSTR_LEN(script_path) - 7);
memcpy(filename + len + 38 + ZSTR_LEN(script_path) - 7, SUFFIX, sizeof(SUFFIX));
}
} else if (ZSTR_LEN(script_path) >= 2 && ':' == ZSTR_VAL(script_path)[1]) {
2015-07-17 19:50:40 +08:00
/* local fs */
*(filename + len + 33) = '\\';
*(filename + len + 34) = ZSTR_VAL(script_path)[0];
memcpy(filename + len + 35, ZSTR_VAL(script_path) + 2, ZSTR_LEN(script_path) - 2);
memcpy(filename + len + 35 + ZSTR_LEN(script_path) - 2, SUFFIX, sizeof(SUFFIX));
2015-07-17 19:50:40 +08:00
} else {
/* network path */
memcpy(filename + len + 33, ZSTR_VAL(script_path), ZSTR_LEN(script_path));
memcpy(filename + len + 33 + ZSTR_LEN(script_path), SUFFIX, sizeof(SUFFIX));
2015-07-17 19:50:40 +08:00
}
#endif
return filename;
}
int zend_file_cache_script_store(zend_persistent_script *script, int in_shm)
{
int fd;
char *filename;
zend_file_cache_metainfo info;
#ifdef HAVE_SYS_UIO_H
struct iovec vec[3];
#endif
void *mem, *buf;
2019-04-11 18:52:50 +08:00
#ifdef HAVE_JIT
2019-04-01 15:27:11 +08:00
/* FIXME: dump jited codes out to file cache? */
if (JIT_G(on)) {
2019-04-01 15:27:11 +08:00
return FAILURE;
}
2019-04-11 18:52:50 +08:00
#endif
2019-04-01 15:27:11 +08:00
filename = zend_file_cache_get_bin_file_path(script->script.filename);
if (zend_file_cache_mkdir(filename, strlen(ZCG(accel_directives).file_cache)) != SUCCESS) {
2018-07-11 20:34:18 +08:00
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot create directory for file '%s', %s\n", filename, strerror(errno));
efree(filename);
return FAILURE;
}
2018-07-14 18:51:37 +08:00
fd = zend_file_cache_open(filename, O_CREAT | O_EXCL | O_RDWR | O_BINARY, S_IRUSR | S_IWUSR);
if (fd < 0) {
if (errno != EEXIST) {
2018-07-11 20:34:18 +08:00
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot create file '%s', %s\n", filename, strerror(errno));
}
efree(filename);
return FAILURE;
}
if (zend_file_cache_flock(fd, LOCK_EX) != 0) {
close(fd);
efree(filename);
return FAILURE;
}
#if defined(__AVX__) || defined(__SSE2__)
/* Align to 64-byte boundary */
mem = emalloc(script->size + 64);
buf = (void*)(((zend_uintptr_t)mem + 63L) & ~63L);
#else
mem = buf = emalloc(script->size);
#endif
ZCG(mem) = zend_string_alloc(4096 - (_ZSTR_HEADER_SIZE + 1), 0);
zend_shared_alloc_init_xlat_table();
if (!in_shm) {
script->corrupted = 1; /* used to check if script restored to SHM or process memory */
}
zend_file_cache_serialize(script, &info, buf);
if (!in_shm) {
script->corrupted = 0;
}
zend_shared_alloc_destroy_xlat_table();
info.checksum = zend_adler32(ADLER32_INIT, buf, script->size);
2019-10-09 16:38:11 +08:00
info.checksum = zend_adler32(info.checksum, (unsigned char*)ZSTR_VAL((zend_string*)ZCG(mem)), info.str_size);
#if __has_feature(memory_sanitizer)
/* The buffer may contain uninitialized regions. However, the uninitialized parts will not be
* used when reading the cache. We should probably still try to get things fully initialized
* for reproducibility, but for now ignore this issue. */
__msan_unpoison(&info, sizeof(info));
__msan_unpoison(buf, script->size);
#endif
#ifdef HAVE_SYS_UIO_H
vec[0].iov_base = (void *)&info;
vec[0].iov_len = sizeof(info);
vec[1].iov_base = buf;
vec[1].iov_len = script->size;
vec[2].iov_base = ZSTR_VAL((zend_string*)ZCG(mem));
vec[2].iov_len = info.str_size;
if (writev(fd, vec, 3) != (ssize_t)(sizeof(info) + script->size + info.str_size)) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot write to file '%s'\n", filename);
zend_string_release_ex((zend_string*)ZCG(mem), 0);
close(fd);
efree(mem);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
return FAILURE;
}
#else
if (ZEND_LONG_MAX < (zend_long)(sizeof(info) + script->size + info.str_size) ||
write(fd, &info, sizeof(info)) != sizeof(info) ||
write(fd, buf, script->size) != script->size ||
write(fd, ((zend_string*)ZCG(mem))->val, info.str_size) != info.str_size
) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot write to file '%s'\n", filename);
zend_string_release_ex((zend_string*)ZCG(mem), 0);
close(fd);
efree(mem);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
return FAILURE;
}
#endif
zend_string_release_ex((zend_string*)ZCG(mem), 0);
efree(mem);
if (zend_file_cache_flock(fd, LOCK_UN) != 0) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot unlock file '%s'\n", filename);
}
close(fd);
efree(filename);
return SUCCESS;
}
static void zend_file_cache_unserialize_hash(HashTable *ht,
zend_persistent_script *script,
void *buf,
unserialize_callback_t func,
dtor_func_t dtor)
{
Bucket *p, *end;
ht->pDestructor = dtor;
if (HT_FLAGS(ht) & HASH_FLAG_UNINITIALIZED) {
if (EXPECTED(!file_cache_only)) {
HT_SET_DATA_ADDR(ht, &ZCSG(uninitialized_bucket));
} else {
HT_SET_DATA_ADDR(ht, &uninitialized_bucket);
}
return;
}
if (IS_UNSERIALIZED(ht->arData)) {
return;
}
UNSERIALIZE_PTR(ht->arData);
p = ht->arData;
end = p + ht->nNumUsed;
while (p < end) {
if (Z_TYPE(p->val) != IS_UNDEF) {
UNSERIALIZE_STR(p->key);
func(&p->val, script, buf);
}
p++;
}
}
static void zend_file_cache_unserialize_ast(zend_ast *ast,
zend_persistent_script *script,
void *buf)
{
uint32_t i;
if (ast->kind == ZEND_AST_ZVAL || ast->kind == ZEND_AST_CONSTANT) {
zend_file_cache_unserialize_zval(&((zend_ast_zval*)ast)->val, script, buf);
} else if (zend_ast_is_list(ast)) {
zend_ast_list *list = zend_ast_get_list(ast);
for (i = 0; i < list->children; i++) {
if (list->child[i] && !IS_UNSERIALIZED(list->child[i])) {
UNSERIALIZE_PTR(list->child[i]);
zend_file_cache_unserialize_ast(list->child[i], script, buf);
}
}
} else {
uint32_t children = zend_ast_get_num_children(ast);
for (i = 0; i < children; i++) {
if (ast->child[i] && !IS_UNSERIALIZED(ast->child[i])) {
UNSERIALIZE_PTR(ast->child[i]);
zend_file_cache_unserialize_ast(ast->child[i], script, buf);
}
}
}
}
static void zend_file_cache_unserialize_zval(zval *zv,
zend_persistent_script *script,
void *buf)
{
switch (Z_TYPE_P(zv)) {
case IS_STRING:
if (!IS_UNSERIALIZED(Z_STR_P(zv))) {
UNSERIALIZE_STR(Z_STR_P(zv));
}
break;
case IS_ARRAY:
if (!IS_UNSERIALIZED(Z_ARR_P(zv))) {
HashTable *ht;
UNSERIALIZE_PTR(Z_ARR_P(zv));
ht = Z_ARR_P(zv);
zend_file_cache_unserialize_hash(ht,
script, buf, zend_file_cache_unserialize_zval, ZVAL_PTR_DTOR);
}
break;
case IS_REFERENCE:
if (!IS_UNSERIALIZED(Z_REF_P(zv))) {
zend_reference *ref;
UNSERIALIZE_PTR(Z_REF_P(zv));
ref = Z_REF_P(zv);
zend_file_cache_unserialize_zval(&ref->val, script, buf);
}
break;
case IS_CONSTANT_AST:
if (!IS_UNSERIALIZED(Z_AST_P(zv))) {
UNSERIALIZE_PTR(Z_AST_P(zv));
zend_file_cache_unserialize_ast(Z_ASTVAL_P(zv), script, buf);
}
break;
case IS_INDIRECT:
/* Used by static properties. */
UNSERIALIZE_PTR(Z_INDIRECT_P(zv));
break;
}
}
static void zend_file_cache_unserialize_attribute(zval *zv, zend_persistent_script *script, void *buf)
{
zend_attribute *attr;
uint32_t i;
UNSERIALIZE_PTR(Z_PTR_P(zv));
attr = Z_PTR_P(zv);
UNSERIALIZE_STR(attr->name);
UNSERIALIZE_STR(attr->lcname);
for (i = 0; i < attr->argc; i++) {
UNSERIALIZE_STR(attr->args[i].name);
zend_file_cache_unserialize_zval(&attr->args[i].value, script, buf);
}
}
static void zend_file_cache_unserialize_type(
zend_type *type, zend_class_entry *scope, zend_persistent_script *script, void *buf)
{
if (ZEND_TYPE_HAS_LIST(*type)) {
zend_type_list *list = ZEND_TYPE_LIST(*type);
UNSERIALIZE_PTR(list);
ZEND_TYPE_SET_PTR(*type, list);
zend_type *list_type;
ZEND_TYPE_LIST_FOREACH(list, list_type) {
zend_file_cache_unserialize_type(list_type, scope, script, buf);
} ZEND_TYPE_LIST_FOREACH_END();
} else if (ZEND_TYPE_HAS_NAME(*type)) {
zend_string *type_name = ZEND_TYPE_NAME(*type);
UNSERIALIZE_STR(type_name);
ZEND_TYPE_SET_PTR(*type, type_name);
if (!(script->corrupted)) {
uint32_t ptr = zend_accel_get_type_map_ptr(type_name, scope);
if (ptr) {
type->type_mask |= _ZEND_TYPE_CACHE_BIT;
type->ce_cache__ptr = ptr;
} else {
type->type_mask &= ~_ZEND_TYPE_CACHE_BIT;
}
} else {
type->type_mask &= ~_ZEND_TYPE_CACHE_BIT;
}
} else if (ZEND_TYPE_HAS_CE(*type)) {
zend_class_entry *ce = ZEND_TYPE_CE(*type);
UNSERIALIZE_PTR(ce);
ZEND_TYPE_SET_PTR(*type, ce);
}
}
static void zend_file_cache_unserialize_op_array(zend_op_array *op_array,
zend_persistent_script *script,
void *buf)
{
if (!(script->corrupted)
&& op_array != &script->script.main_op_array) {
op_array->fn_flags |= ZEND_ACC_IMMUTABLE;
if (op_array->static_variables) {
ZEND_MAP_PTR_NEW(op_array->static_variables_ptr);
} else {
ZEND_MAP_PTR_INIT(op_array->static_variables_ptr, NULL);
}
ZEND_MAP_PTR_NEW(op_array->run_time_cache);
} else {
op_array->fn_flags &= ~ZEND_ACC_IMMUTABLE;
if (op_array->static_variables) {
ZEND_MAP_PTR_INIT(op_array->static_variables_ptr,
zend_arena_alloc(&CG(arena), sizeof(HashTable *)));
ZEND_MAP_PTR_SET(op_array->static_variables_ptr, NULL);
}
if (op_array != &script->script.main_op_array) {
ZEND_MAP_PTR_INIT(op_array->run_time_cache, zend_arena_alloc(&CG(arena), sizeof(void*)));
ZEND_MAP_PTR_SET(op_array->run_time_cache, NULL);
} else {
ZEND_MAP_PTR_INIT(op_array->run_time_cache, NULL);
}
}
/* Check whether this op_array has already been unserialized. */
if (IS_UNSERIALIZED(op_array->opcodes)) {
ZEND_ASSERT(op_array->scope && "Only method op_arrays should be shared");
return;
}
if (op_array->static_variables) {
HashTable *ht;
UNSERIALIZE_PTR(op_array->static_variables);
ht = op_array->static_variables;
zend_file_cache_unserialize_hash(ht,
script, buf, zend_file_cache_unserialize_zval, ZVAL_PTR_DTOR);
}
if (op_array->refcount) {
op_array->refcount = NULL;
UNSERIALIZE_PTR(op_array->literals);
UNSERIALIZE_PTR(op_array->opcodes);
UNSERIALIZE_PTR(op_array->arg_info);
UNSERIALIZE_PTR(op_array->vars);
UNSERIALIZE_STR(op_array->function_name);
UNSERIALIZE_STR(op_array->filename);
UNSERIALIZE_PTR(op_array->live_range);
UNSERIALIZE_PTR(op_array->scope);
UNSERIALIZE_STR(op_array->doc_comment);
UNSERIALIZE_ATTRIBUTES(op_array->attributes);
UNSERIALIZE_PTR(op_array->try_catch_array);
UNSERIALIZE_PTR(op_array->prototype);
return;
}
if (op_array->literals) {
zval *p, *end;
UNSERIALIZE_PTR(op_array->literals);
p = op_array->literals;
end = p + op_array->last_literal;
while (p < end) {
zend_file_cache_unserialize_zval(p, script, buf);
p++;
}
}
{
zend_op *opline, *end;
UNSERIALIZE_PTR(op_array->opcodes);
opline = op_array->opcodes;
end = opline + op_array->last;
while (opline < end) {
#if ZEND_USE_ABS_CONST_ADDR
if (opline->op1_type == IS_CONST) {
UNSERIALIZE_PTR(opline->op1.zv);
}
if (opline->op2_type == IS_CONST) {
UNSERIALIZE_PTR(opline->op2.zv);
}
#else
if (opline->op1_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline, opline->op1);
}
if (opline->op2_type == IS_CONST) {
ZEND_PASS_TWO_UPDATE_CONSTANT(op_array, opline, opline->op2);
}
#endif
#if ZEND_USE_ABS_JMP_ADDR
switch (opline->opcode) {
case ZEND_JMP:
case ZEND_FAST_CALL:
UNSERIALIZE_PTR(opline->op1.jmp_addr);
break;
case ZEND_JMPZNZ:
/* relative extended_value don't have to be changed */
/* break omitted intentionally */
case ZEND_JMPZ:
case ZEND_JMPNZ:
case ZEND_JMPZ_EX:
case ZEND_JMPNZ_EX:
case ZEND_JMP_SET:
case ZEND_COALESCE:
case ZEND_FE_RESET_R:
case ZEND_FE_RESET_RW:
case ZEND_ASSERT_CHECK:
case ZEND_JMP_NULL:
UNSERIALIZE_PTR(opline->op2.jmp_addr);
break;
case ZEND_CATCH:
if (!(opline->extended_value & ZEND_LAST_CATCH)) {
UNSERIALIZE_PTR(opline->op2.jmp_addr);
}
break;
case ZEND_FE_FETCH_R:
case ZEND_FE_FETCH_RW:
2017-03-18 06:45:05 +08:00
case ZEND_SWITCH_LONG:
case ZEND_SWITCH_STRING:
/* relative extended_value don't have to be changed */
break;
}
#endif
zend_deserialize_opcode_handler(opline);
opline++;
}
UNSERIALIZE_PTR(op_array->scope);
if (op_array->arg_info) {
zend_arg_info *p, *end;
UNSERIALIZE_PTR(op_array->arg_info);
p = op_array->arg_info;
end = p + op_array->num_args;
if (op_array->fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
p--;
}
if (op_array->fn_flags & ZEND_ACC_VARIADIC) {
end++;
}
while (p < end) {
if (!IS_UNSERIALIZED(p->name)) {
UNSERIALIZE_STR(p->name);
}
zend_file_cache_unserialize_type(&p->type, (op_array->fn_flags & ZEND_ACC_CLOSURE) ? NULL : op_array->scope, script, buf);
p++;
}
}
if (op_array->vars) {
zend_string **p, **end;
UNSERIALIZE_PTR(op_array->vars);
p = op_array->vars;
end = p + op_array->last_var;
while (p < end) {
if (!IS_UNSERIALIZED(*p)) {
UNSERIALIZE_STR(*p);
}
p++;
}
}
UNSERIALIZE_STR(op_array->function_name);
UNSERIALIZE_STR(op_array->filename);
UNSERIALIZE_PTR(op_array->live_range);
UNSERIALIZE_STR(op_array->doc_comment);
UNSERIALIZE_ATTRIBUTES(op_array->attributes);
UNSERIALIZE_PTR(op_array->try_catch_array);
UNSERIALIZE_PTR(op_array->prototype);
}
}
static void zend_file_cache_unserialize_func(zval *zv,
zend_persistent_script *script,
void *buf)
{
zend_op_array *op_array;
UNSERIALIZE_PTR(Z_PTR_P(zv));
op_array = Z_PTR_P(zv);
zend_file_cache_unserialize_op_array(op_array, script, buf);
}
static void zend_file_cache_unserialize_prop_info(zval *zv,
zend_persistent_script *script,
void *buf)
{
if (!IS_UNSERIALIZED(Z_PTR_P(zv))) {
zend_property_info *prop;
UNSERIALIZE_PTR(Z_PTR_P(zv));
prop = Z_PTR_P(zv);
ZEND_ASSERT(prop->ce != NULL && prop->name != NULL);
if (!IS_UNSERIALIZED(prop->ce)) {
UNSERIALIZE_PTR(prop->ce);
UNSERIALIZE_STR(prop->name);
if (prop->doc_comment) {
UNSERIALIZE_STR(prop->doc_comment);
}
UNSERIALIZE_ATTRIBUTES(prop->attributes);
zend_file_cache_unserialize_type(&prop->type, prop->ce, script, buf);
}
}
}
static void zend_file_cache_unserialize_class_constant(zval *zv,
zend_persistent_script *script,
void *buf)
{
if (!IS_UNSERIALIZED(Z_PTR_P(zv))) {
zend_class_constant *c;
UNSERIALIZE_PTR(Z_PTR_P(zv));
c = Z_PTR_P(zv);
ZEND_ASSERT(c->ce != NULL);
if (!IS_UNSERIALIZED(c->ce)) {
UNSERIALIZE_PTR(c->ce);
zend_file_cache_unserialize_zval(&c->value, script, buf);
if (c->doc_comment) {
UNSERIALIZE_STR(c->doc_comment);
}
UNSERIALIZE_ATTRIBUTES(c->attributes);
}
}
}
static void zend_file_cache_unserialize_class(zval *zv,
zend_persistent_script *script,
void *buf)
{
zend_class_entry *ce;
UNSERIALIZE_PTR(Z_PTR_P(zv));
ce = Z_PTR_P(zv);
UNSERIALIZE_STR(ce->name);
if (ce->parent) {
if (!(ce->ce_flags & ZEND_ACC_LINKED)) {
UNSERIALIZE_STR(ce->parent_name);
} else {
UNSERIALIZE_PTR(ce->parent);
}
}
zend_file_cache_unserialize_hash(&ce->function_table,
script, buf, zend_file_cache_unserialize_func, ZEND_FUNCTION_DTOR);
if (ce->default_properties_table) {
zval *p, *end;
UNSERIALIZE_PTR(ce->default_properties_table);
p = ce->default_properties_table;
end = p + ce->default_properties_count;
while (p < end) {
zend_file_cache_unserialize_zval(p, script, buf);
p++;
}
}
if (ce->default_static_members_table) {
zval *p, *end;
UNSERIALIZE_PTR(ce->default_static_members_table);
p = ce->default_static_members_table;
end = p + ce->default_static_members_count;
while (p < end) {
zend_file_cache_unserialize_zval(p, script, buf);
p++;
}
}
zend_file_cache_unserialize_hash(&ce->constants_table,
script, buf, zend_file_cache_unserialize_class_constant, NULL);
UNSERIALIZE_STR(ce->info.user.filename);
UNSERIALIZE_STR(ce->info.user.doc_comment);
UNSERIALIZE_ATTRIBUTES(ce->attributes);
zend_file_cache_unserialize_hash(&ce->properties_info,
2018-03-06 05:46:19 +08:00
script, buf, zend_file_cache_unserialize_prop_info, NULL);
if (ce->properties_info_table) {
uint32_t i;
UNSERIALIZE_PTR(ce->properties_info_table);
for (i = 0; i < ce->default_properties_count; i++) {
UNSERIALIZE_PTR(ce->properties_info_table[i]);
}
}
if (ce->num_interfaces) {
uint32_t i;
ZEND_ASSERT(!(ce->ce_flags & ZEND_ACC_LINKED));
UNSERIALIZE_PTR(ce->interface_names);
for (i = 0; i < ce->num_interfaces; i++) {
UNSERIALIZE_STR(ce->interface_names[i].name);
UNSERIALIZE_STR(ce->interface_names[i].lc_name);
}
}
if (ce->num_traits) {
uint32_t i;
UNSERIALIZE_PTR(ce->trait_names);
for (i = 0; i < ce->num_traits; i++) {
UNSERIALIZE_STR(ce->trait_names[i].name);
UNSERIALIZE_STR(ce->trait_names[i].lc_name);
}
if (ce->trait_aliases) {
zend_trait_alias **p, *q;
UNSERIALIZE_PTR(ce->trait_aliases);
p = ce->trait_aliases;
while (*p) {
UNSERIALIZE_PTR(*p);
q = *p;
if (q->trait_method.method_name) {
UNSERIALIZE_STR(q->trait_method.method_name);
}
if (q->trait_method.class_name) {
UNSERIALIZE_STR(q->trait_method.class_name);
}
if (q->alias) {
UNSERIALIZE_STR(q->alias);
}
p++;
}
}
if (ce->trait_precedences) {
zend_trait_precedence **p, *q;
uint32_t j;
UNSERIALIZE_PTR(ce->trait_precedences);
p = ce->trait_precedences;
while (*p) {
UNSERIALIZE_PTR(*p);
q = *p;
if (q->trait_method.method_name) {
UNSERIALIZE_STR(q->trait_method.method_name);
}
if (q->trait_method.class_name) {
UNSERIALIZE_STR(q->trait_method.class_name);
}
for (j = 0; j < q->num_excludes; j++) {
UNSERIALIZE_STR(q->exclude_class_names[j]);
}
p++;
}
}
}
UNSERIALIZE_PTR(ce->constructor);
UNSERIALIZE_PTR(ce->destructor);
UNSERIALIZE_PTR(ce->clone);
UNSERIALIZE_PTR(ce->__get);
UNSERIALIZE_PTR(ce->__set);
UNSERIALIZE_PTR(ce->__call);
UNSERIALIZE_PTR(ce->__serialize);
UNSERIALIZE_PTR(ce->__unserialize);
UNSERIALIZE_PTR(ce->__isset);
UNSERIALIZE_PTR(ce->__unset);
UNSERIALIZE_PTR(ce->__tostring);
UNSERIALIZE_PTR(ce->__callstatic);
UNSERIALIZE_PTR(ce->__debugInfo);
if (UNEXPECTED((ce->ce_flags & ZEND_ACC_ANON_CLASS))) {
ce->serialize = zend_class_serialize_deny;
ce->unserialize = zend_class_unserialize_deny;
}
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
if (ce->iterator_funcs_ptr) {
UNSERIALIZE_PTR(ce->iterator_funcs_ptr);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_new_iterator);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_rewind);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_valid);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_key);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_current);
UNSERIALIZE_PTR(ce->iterator_funcs_ptr->zf_next);
}
if (!(script->corrupted)) {
ce->ce_flags |= ZEND_ACC_IMMUTABLE;
ce->ce_flags &= ~ZEND_ACC_FILE_CACHED;
if (ce->ce_flags & ZEND_ACC_IMMUTABLE && ce->default_static_members_table) {
ZEND_MAP_PTR_NEW(ce->static_members_table);
} else {
ZEND_MAP_PTR_INIT(ce->static_members_table, &ce->default_static_members_table);
}
ZEND_MAP_PTR_NEW(ce->mutable_data);
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
} else {
ce->ce_flags &= ~ZEND_ACC_IMMUTABLE;
ce->ce_flags |= ZEND_ACC_FILE_CACHED;
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
ZEND_MAP_PTR_INIT(ce->static_members_table, &ce->default_static_members_table);
ZEND_MAP_PTR_INIT(ce->mutable_data, NULL);
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
}
}
static void zend_file_cache_unserialize_warnings(zend_persistent_script *script, void *buf)
{
if (script->warnings) {
UNSERIALIZE_PTR(script->warnings);
for (uint32_t i = 0; i < script->num_warnings; i++) {
UNSERIALIZE_PTR(script->warnings[i]);
UNSERIALIZE_STR(script->warnings[i]->error_filename);
UNSERIALIZE_STR(script->warnings[i]->error_message);
}
}
}
static void zend_file_cache_unserialize(zend_persistent_script *script,
void *buf)
{
script->mem = buf;
UNSERIALIZE_STR(script->script.filename);
zend_file_cache_unserialize_hash(&script->script.class_table,
script, buf, zend_file_cache_unserialize_class, ZEND_CLASS_DTOR);
zend_file_cache_unserialize_hash(&script->script.function_table,
script, buf, zend_file_cache_unserialize_func, ZEND_FUNCTION_DTOR);
zend_file_cache_unserialize_op_array(&script->script.main_op_array, script, buf);
zend_file_cache_unserialize_warnings(script, buf);
}
zend_persistent_script *zend_file_cache_script_load(zend_file_handle *file_handle)
{
zend_string *full_path = file_handle->opened_path;
int fd;
char *filename;
zend_persistent_script *script;
zend_file_cache_metainfo info;
zend_accel_hash_entry *bucket;
void *mem, *checkpoint, *buf;
int cache_it = 1;
2019-10-09 16:38:11 +08:00
unsigned int actual_checksum;
int ok;
if (!full_path) {
return NULL;
}
filename = zend_file_cache_get_bin_file_path(full_path);
2018-07-14 18:51:37 +08:00
fd = zend_file_cache_open(filename, O_RDONLY | O_BINARY);
if (fd < 0) {
efree(filename);
return NULL;
}
if (zend_file_cache_flock(fd, LOCK_SH) != 0) {
close(fd);
efree(filename);
return NULL;
}
if (read(fd, &info, sizeof(info)) != sizeof(info)) {
2018-07-14 01:01:43 +08:00
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot read from file '%s' (info)\n", filename);
zend_file_cache_flock(fd, LOCK_UN);
close(fd);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
return NULL;
}
/* verify header */
2015-12-09 18:34:45 +08:00
if (memcmp(info.magic, "OPCACHE", 8) != 0) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot read from file '%s' (wrong header)\n", filename);
zend_file_cache_flock(fd, LOCK_UN);
close(fd);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
2015-12-09 18:34:45 +08:00
efree(filename);
return NULL;
}
if (memcmp(info.system_id, zend_system_id, 32) != 0) {
2015-12-09 18:34:45 +08:00
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot read from file '%s' (wrong \"system_id\")\n", filename);
zend_file_cache_flock(fd, LOCK_UN);
close(fd);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
return NULL;
}
/* verify timestamp */
if (ZCG(accel_directives).validate_timestamps &&
zend_get_file_handle_timestamp(file_handle, NULL) != info.timestamp) {
if (zend_file_cache_flock(fd, LOCK_UN) != 0) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot unlock file '%s'\n", filename);
}
close(fd);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
return NULL;
}
checkpoint = zend_arena_checkpoint(CG(arena));
#if defined(__AVX__) || defined(__SSE2__)
/* Align to 64-byte boundary */
mem = zend_arena_alloc(&CG(arena), info.mem_size + info.str_size + 64);
mem = (void*)(((zend_uintptr_t)mem + 63L) & ~63L);
#else
mem = zend_arena_alloc(&CG(arena), info.mem_size + info.str_size);
#endif
if (read(fd, mem, info.mem_size + info.str_size) != (ssize_t)(info.mem_size + info.str_size)) {
2018-07-14 01:01:43 +08:00
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot read from file '%s' (mem)\n", filename);
zend_file_cache_flock(fd, LOCK_UN);
close(fd);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
zend_arena_release(&CG(arena), checkpoint);
efree(filename);
return NULL;
}
if (zend_file_cache_flock(fd, LOCK_UN) != 0) {
zend_accel_error(ACCEL_LOG_WARNING, "opcache cannot unlock file '%s'\n", filename);
}
close(fd);
/* verify checksum */
if (ZCG(accel_directives).file_cache_consistency_checks &&
2019-10-09 16:38:11 +08:00
(actual_checksum = zend_adler32(ADLER32_INIT, mem, info.mem_size + info.str_size)) != info.checksum) {
zend_accel_error(ACCEL_LOG_WARNING, "corrupted file '%s' excepted checksum: 0x%08x actual checksum: 0x%08x\n", filename, info.checksum, actual_checksum);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
zend_arena_release(&CG(arena), checkpoint);
efree(filename);
return NULL;
}
if (!file_cache_only &&
!ZCSG(restart_in_progress) &&
!ZSMMG(memory_exhausted) &&
accelerator_shm_read_lock() == SUCCESS) {
/* exclusive lock */
zend_shared_alloc_lock();
/* Check if we still need to put the file into the cache (may be it was
* already stored by another process. This final check is done under
* exclusive lock) */
bucket = zend_accel_hash_find_entry(&ZCSG(hash), full_path);
if (bucket) {
script = (zend_persistent_script *)bucket->data;
if (!script->corrupted) {
zend_shared_alloc_unlock();
zend_arena_release(&CG(arena), checkpoint);
efree(filename);
return script;
}
}
if (zend_accel_hash_is_full(&ZCSG(hash))) {
zend_accel_error(ACCEL_LOG_DEBUG, "No more entries in hash table!");
ZSMMG(memory_exhausted) = 1;
zend_accel_schedule_restart_if_necessary(ACCEL_RESTART_HASH);
zend_shared_alloc_unlock();
goto use_process_mem;
}
#if defined(__AVX__) || defined(__SSE2__)
/* Align to 64-byte boundary */
buf = zend_shared_alloc(info.mem_size + 64);
buf = (void*)(((zend_uintptr_t)buf + 63L) & ~63L);
#else
buf = zend_shared_alloc(info.mem_size);
#endif
if (!buf) {
zend_accel_schedule_restart_if_necessary(ACCEL_RESTART_OOM);
zend_shared_alloc_unlock();
goto use_process_mem;
}
memcpy(buf, mem, info.mem_size);
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
zend_map_ptr_extend(ZCSG(map_ptr_last));
} else {
use_process_mem:
buf = mem;
cache_it = 0;
}
ZCG(mem) = ((char*)mem + info.mem_size);
script = (zend_persistent_script*)((char*)buf + info.script_offset);
script->corrupted = !cache_it; /* used to check if script restored to SHM or process memory */
ok = 1;
zend_try {
zend_file_cache_unserialize(script, buf);
} zend_catch {
ok = 0;
} zend_end_try();
if (!ok) {
if (cache_it) {
zend_shared_alloc_unlock();
goto use_process_mem;
} else {
zend_arena_release(&CG(arena), checkpoint);
efree(filename);
return NULL;
}
}
script->corrupted = 0;
if (cache_it) {
Immutable clases and op_arrays. Squashed commit of the following: commit cd0c36c3f943849e5b97a8dbe2dd029fbeab3df9 Merge: 4740dabb84 ad6738e886 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:43:38 2018 +0300 Merge branch 'master' into immutable * master: Remove the "auto" encoding Fixed bug #77025 Add vtbls for EUC-TW encoding commit 4740dabb843c6d4f7f866b4a2456073c9eaf4c77 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 14:12:28 2018 +0300 Reverted back ce->iterator_funcs_ptr. Initialize ce->iterator_funcs_ptr fields in immutable classes. commit ad7a78b253be970db70c2251e66f9297d8e7f829 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:46:30 2018 +0300 Added comment commit 0276ea51875bab37be01a4dc5e5a047c5698c571 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:42:43 2018 +0300 Added type cast commit c63fc5d5f19c58498108d1698055b2b442227eb3 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:36:51 2018 +0300 Moved static class members initialization into the proper place. commit b945548e9306b1826c881918858b5e5aa3eb3002 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:21:03 2018 +0300 Removed redundand assertion commit d5a41088401814c829847db212488f8aae39bcd2 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:19:13 2018 +0300 Removed duplicate code commit 8dadca8864e66de70a24bdf1181bcf7dd8fb27d7 Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 11:05:43 2018 +0300 Hide offset encoding magic in ZEND_MAP_PTR_IS_OFFSET(), ZEND_MAP_PTR_OFFSET2PTR() and ZEND_MAP_PTR_PTR2OFFSET() macros. commit 9ef07c88bd76801e2d4fbfeab3ebfd6e6a67ac5f Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:48:29 2018 +0300 typo commit a06f0f3d3aba53e766046221ee44fb9720389ecc Merge: 94099586ec 3412345ffe Author: Dmitry Stogov <dmitry@zend.com> Date: Wed Oct 17 10:47:07 2018 +0300 Merge branch 'master' into immutable * master: Remove unused variable makefile_am_files Classify object handlers are required/optional Add support for getting SKIP_TAGSTART and SKIP_WHITE options Remove some obsolete config_vars.mk occurrences Remove bsd_converted from .gitignore Remove configuration parser and scanners ignores Remove obsolete buildconf.stamp from .gitignore [ci skip] Add magicdata.patch exception to .gitignore Remove outdated ext/spl/examples items from .gitignore Remove unused test.inc in ext/iconv/tests commit 94099586ec599117581ca01c15b1f6c5f749e23a Author: Dmitry Stogov <dmitry@zend.com> Date: Mon Oct 15 23:34:01 2018 +0300 Immutable clases and op_arrays
2018-10-17 20:52:50 +08:00
ZCSG(map_ptr_last) = CG(map_ptr_last);
script->dynamic_members.checksum = zend_accel_script_checksum(script);
script->dynamic_members.last_used = ZCG(request_time);
zend_accel_hash_update(&ZCSG(hash), ZSTR_VAL(script->script.filename), ZSTR_LEN(script->script.filename), 0, script);
zend_shared_alloc_unlock();
2019-10-09 16:38:11 +08:00
zend_accel_error(ACCEL_LOG_INFO, "File cached script loaded into memory '%s'", ZSTR_VAL(script->script.filename));
zend_arena_release(&CG(arena), checkpoint);
}
efree(filename);
return script;
}
void zend_file_cache_invalidate(zend_string *full_path)
{
char *filename;
filename = zend_file_cache_get_bin_file_path(full_path);
2018-07-14 18:51:37 +08:00
zend_file_cache_unlink(filename);
efree(filename);
}