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/*
+----------------------------------------------------------------------+
| Zend Engine, Func Info |
+----------------------------------------------------------------------+
| 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 |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Dmitry Stogov <[email protected]> |
| Xinchen Hui <[email protected]> |
+----------------------------------------------------------------------+
*/
#include "php.h"
#include "zend_compile.h"
#include "zend_extensions.h"
#include "zend_ssa.h"
#include "zend_optimizer_internal.h"
#include "zend_inference.h"
#include "zend_call_graph.h"
#include "zend_func_info.h"
#include "zend_inference.h"
#ifdef _WIN32
#include "win32/ioutil.h"
#endif
typedef uint32_t (*info_func_t)(const zend_call_info *call_info, const zend_ssa *ssa);
typedef struct _func_info_t {
const char *name;
int name_len;
uint32_t info;
info_func_t info_func;
} func_info_t;
#define F0(name, info) \
{name, sizeof(name)-1, (info), NULL}
#define F1(name, info) \
{name, sizeof(name)-1, (MAY_BE_RC1 | (info)), NULL}
#define FN(name, info) \
{name, sizeof(name)-1, (MAY_BE_RC1 | MAY_BE_RCN | (info)), NULL}
#define FR(name, info) \
{name, sizeof(name)-1, (MAY_BE_REF | (info)), NULL}
#define FX(name, info) \
{name, sizeof(name)-1, (MAY_BE_RC1 | MAY_BE_RCN | MAY_BE_REF | (info)), NULL}
#define FC(name, callback) \
{name, sizeof(name)-1, 0, callback}
static uint32_t zend_range_info(const zend_call_info *call_info, const zend_ssa *ssa)
{
if (!call_info->send_unpack
&& (call_info->num_args == 2 || call_info->num_args == 3)
&& ssa
&& !(ssa->cfg.flags & ZEND_SSA_TSSA)) {
zend_op_array *op_array = call_info->caller_op_array;
uint32_t t1 = _ssa_op1_info(op_array, ssa, call_info->arg_info[0].opline,
&ssa->ops[call_info->arg_info[0].opline - op_array->opcodes]);
uint32_t t2 = _ssa_op1_info(op_array, ssa, call_info->arg_info[1].opline,
&ssa->ops[call_info->arg_info[1].opline - op_array->opcodes]);
uint32_t t3 = 0;
uint32_t tmp = MAY_BE_RC1 | MAY_BE_ARRAY | MAY_BE_ARRAY_PACKED;
if (call_info->num_args == 3) {
t3 = _ssa_op1_info(op_array, ssa, call_info->arg_info[2].opline,
&ssa->ops[call_info->arg_info[2].opline - op_array->opcodes]);
}
if ((t1 & MAY_BE_STRING) && (t2 & MAY_BE_STRING)) {
tmp |= MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING;
}
if ((t1 & (MAY_BE_DOUBLE|MAY_BE_STRING))
|| (t2 & (MAY_BE_DOUBLE|MAY_BE_STRING))
|| (t3 & (MAY_BE_DOUBLE|MAY_BE_STRING))) {
tmp |= MAY_BE_ARRAY_OF_DOUBLE;
}
if ((t1 & (MAY_BE_ANY-MAY_BE_DOUBLE)) && (t2 & (MAY_BE_ANY-MAY_BE_DOUBLE))) {
if ((t3 & MAY_BE_ANY) != MAY_BE_DOUBLE) {
tmp |= MAY_BE_ARRAY_OF_LONG;
}
}
return tmp;
} else {
/* May throw */
return MAY_BE_RC1 | MAY_BE_ARRAY | MAY_BE_ARRAY_PACKED | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING;
}
}
#define UNKNOWN_INFO (MAY_BE_ANY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF)
static const func_info_t func_infos[] = {
/* zend */
F1("zend_version", MAY_BE_STRING),
FN("func_get_arg", UNKNOWN_INFO),
FN("func_get_args", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ANY),
F1("get_class_vars", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF),
F1("get_class_methods", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("get_included_files", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
FN("set_error_handler", MAY_BE_NULL | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_OBJECT | MAY_BE_OBJECT),
F0("restore_error_handler", MAY_BE_TRUE),
F0("restore_exception_handler", MAY_BE_TRUE),
F1("get_declared_traits", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("get_declared_classes", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("get_declared_interfaces", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("get_defined_functions", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("get_defined_vars", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF),
F1("get_resource_type", MAY_BE_STRING),
F1("get_defined_constants", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_RESOURCE | MAY_BE_ARRAY_OF_ARRAY),
F1("debug_backtrace", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
F1("get_loaded_extensions", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("get_extension_funcs", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
/* ext/standard */
FN("constant", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_STRING | MAY_BE_RESOURCE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("bin2hex", MAY_BE_STRING),
F1("hex2bin", MAY_BE_FALSE | MAY_BE_STRING),
#if HAVE_NANOSLEEP
F1("time_nanosleep", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG),
#endif
#if HAVE_STRPTIME
F1("strptime", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
#endif
F1("wordwrap", MAY_BE_STRING),
F1("htmlspecialchars", MAY_BE_STRING),
F1("htmlentities", MAY_BE_STRING),
F1("get_html_translation_table", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("sha1", MAY_BE_STRING),
F1("sha1_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("md5", MAY_BE_STRING),
F1("md5_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("iptcparse", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("iptcembed", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("getimagesize", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("getimagesizefromstring", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("image_type_to_mime_type", MAY_BE_STRING),
F1("image_type_to_extension", MAY_BE_FALSE | MAY_BE_STRING),
F0("phpinfo", MAY_BE_TRUE),
F1("phpversion", MAY_BE_FALSE | MAY_BE_STRING),
F0("phpcredits", MAY_BE_TRUE),
F1("php_sapi_name", MAY_BE_FALSE | MAY_BE_STRING),
F1("php_uname", MAY_BE_STRING),
F1("php_ini_scanned_files", MAY_BE_FALSE | MAY_BE_STRING),
F1("php_ini_loaded_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("strtok", MAY_BE_FALSE | MAY_BE_STRING),
F1("strrev", MAY_BE_STRING),
F1("hebrev", MAY_BE_STRING),
F1("basename", MAY_BE_STRING),
F1("dirname", MAY_BE_STRING),
F1("pathinfo", MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("stripslashes", MAY_BE_STRING),
F1("stripcslashes", MAY_BE_STRING),
F1("strstr", MAY_BE_FALSE | MAY_BE_STRING),
F1("stristr", MAY_BE_FALSE | MAY_BE_STRING),
F1("strrchr", MAY_BE_FALSE | MAY_BE_STRING),
F1("str_shuffle", MAY_BE_STRING),
F1("str_word_count", MAY_BE_LONG | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("str_split", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("strpbrk", MAY_BE_FALSE | MAY_BE_STRING),
FN("substr_replace", MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
F1("quotemeta", MAY_BE_STRING),
F1("ucwords", MAY_BE_STRING),
FN("str_replace", MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
FN("str_ireplace", MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
F1("str_repeat", MAY_BE_STRING),
F1("count_chars", MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("chunk_split", MAY_BE_STRING),
F1("strip_tags", MAY_BE_STRING),
F1("explode", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("localeconv", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
#if HAVE_NL_LANGINFO
F1("nl_langinfo", MAY_BE_FALSE | MAY_BE_STRING),
#endif
F1("soundex", MAY_BE_STRING),
F1("chr", MAY_BE_STRING),
F1("str_getcsv", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("strchr", MAY_BE_FALSE | MAY_BE_STRING),
F1("sprintf", MAY_BE_STRING),
F1("vsprintf", MAY_BE_STRING),
F1("sscanf", MAY_BE_NULL | MAY_BE_LONG | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ANY),
F1("fscanf", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ANY),
F1("parse_url", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_LONG),
F1("urlencode", MAY_BE_STRING),
F1("urldecode", MAY_BE_STRING),
F1("rawurlencode", MAY_BE_STRING),
F1("rawurldecode", MAY_BE_STRING),
F1("http_build_query", MAY_BE_STRING),
#if defined(HAVE_SYMLINK) || defined(PHP_WIN32)
F1("readlink", MAY_BE_FALSE | MAY_BE_STRING),
#endif
F1("exec", MAY_BE_FALSE | MAY_BE_STRING),
F1("system", MAY_BE_FALSE | MAY_BE_STRING),
F1("escapeshellcmd", MAY_BE_STRING),
F1("escapeshellarg", MAY_BE_STRING),
F0("passthru", MAY_BE_NULL | MAY_BE_FALSE),
F1("shell_exec", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
#ifdef PHP_CAN_SUPPORT_PROC_OPEN
F1("proc_open", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("proc_get_status", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
#endif
F1("random_bytes", MAY_BE_STRING),
#if HAVE_GETSERVBYPORT
F1("getservbyport", MAY_BE_FALSE | MAY_BE_STRING),
#endif
#if HAVE_GETPROTOBYNUMBER
F1("getprotobynumber", MAY_BE_FALSE | MAY_BE_STRING),
#endif
F1("base64_decode", MAY_BE_FALSE | MAY_BE_STRING),
F1("base64_encode", MAY_BE_STRING),
F1("password_hash", MAY_BE_STRING),
F1("password_get_info", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("convert_uuencode", MAY_BE_STRING),
F1("convert_uudecode", MAY_BE_FALSE | MAY_BE_STRING),
F1("decbin", MAY_BE_STRING),
F1("decoct", MAY_BE_STRING),
F1("dechex", MAY_BE_STRING),
F1("base_convert", MAY_BE_STRING),
F1("number_format", MAY_BE_STRING),
#ifdef HAVE_INET_NTOP
F1("inet_ntop", MAY_BE_FALSE | MAY_BE_STRING),
#endif
#ifdef HAVE_INET_PTON
F1("inet_pton", MAY_BE_FALSE | MAY_BE_STRING),
#endif
F1("long2ip", MAY_BE_FALSE | MAY_BE_STRING),
F1("getenv", MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
#ifdef HAVE_PUTENV
#endif
F1("getopt", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
#ifdef HAVE_GETLOADAVG
F1("sys_getloadavg", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_DOUBLE),
#endif
#ifdef HAVE_GETTIMEOFDAY
F1("microtime", MAY_BE_DOUBLE | MAY_BE_STRING),
F1("gettimeofday", MAY_BE_DOUBLE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG),
#endif
#ifdef HAVE_GETRUSAGE
F1("getrusage", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG),
#endif
#ifdef HAVE_GETTIMEOFDAY
F1("uniqid", MAY_BE_STRING),
#endif
F1("quoted_printable_decode", MAY_BE_STRING),
F1("quoted_printable_encode", MAY_BE_STRING),
F1("get_current_user", MAY_BE_STRING),
F1("get_cfg_var", MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("error_get_last", MAY_BE_NULL | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
FN("call_user_func", UNKNOWN_INFO),
FN("call_user_func_array", UNKNOWN_INFO),
FN("call_user_method", UNKNOWN_INFO),
FN("call_user_method_array", UNKNOWN_INFO),
FN("forward_static_call", UNKNOWN_INFO),
FN("forward_static_call_array", UNKNOWN_INFO),
F1("serialize", MAY_BE_STRING),
FN("unserialize", UNKNOWN_INFO),
F1("var_export", MAY_BE_NULL | MAY_BE_STRING),
F1("print_r", MAY_BE_TRUE | MAY_BE_STRING),
F0("register_shutdown_function", MAY_BE_NULL | MAY_BE_FALSE),
F1("highlight_file", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("show_source", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("highlight_string", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("php_strip_whitespace", MAY_BE_STRING),
F1("ini_get_all", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("get_include_path", MAY_BE_FALSE | MAY_BE_STRING),
F1("set_include_path", MAY_BE_FALSE | MAY_BE_STRING),
F1("headers_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("parse_ini_file", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("parse_ini_string", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
#if ZEND_DEBUG
F1("config_get_hash", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
#endif
F1("gethostbyaddr", MAY_BE_FALSE | MAY_BE_STRING),
F1("gethostbyname", MAY_BE_STRING),
F1("gethostbynamel", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
#ifdef HAVE_GETHOSTNAME
F1("gethostname", MAY_BE_FALSE | MAY_BE_STRING),
#endif
#if defined(PHP_WIN32) || HAVE_DNS_SEARCH_FUNC
# if defined(PHP_WIN32) || HAVE_FULL_DNS_FUNCS
F1("dns_get_record", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
# endif
#endif
F1("popen", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("fgetc", MAY_BE_FALSE | MAY_BE_STRING),
F1("fgets", MAY_BE_FALSE | MAY_BE_STRING),
F1("fread", MAY_BE_FALSE | MAY_BE_STRING),
F1("fopen", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("fstat", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG),
F1("tempnam", MAY_BE_FALSE | MAY_BE_STRING),
F1("tmpfile", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("file", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("file_get_contents", MAY_BE_FALSE | MAY_BE_STRING),
F1("stream_context_create", MAY_BE_RESOURCE),
F1("stream_context_get_params", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
FN("stream_context_get_options", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
FN("stream_context_get_default", MAY_BE_RESOURCE),
FN("stream_context_set_default", MAY_BE_RESOURCE),
FN("stream_filter_prepend", MAY_BE_FALSE | MAY_BE_RESOURCE),
FN("stream_filter_append", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("stream_socket_client", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("stream_socket_server", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("stream_socket_accept", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("stream_socket_recvfrom", MAY_BE_FALSE | MAY_BE_STRING),
#if HAVE_SOCKETPAIR
F1("stream_socket_pair", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_RESOURCE),
#endif
F1("stream_get_contents", MAY_BE_FALSE | MAY_BE_STRING),
F1("fgetcsv", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("get_meta_tags", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("stream_get_meta_data", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("stream_get_line", MAY_BE_FALSE | MAY_BE_STRING),
F1("stream_get_wrappers", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("stream_get_transports", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("stream_resolve_include_path", MAY_BE_FALSE | MAY_BE_STRING),
F1("get_headers", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("socket_get_status", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("realpath", MAY_BE_FALSE | MAY_BE_STRING),
F1("fsockopen", MAY_BE_FALSE | MAY_BE_RESOURCE),
FN("pfsockopen", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pack", MAY_BE_STRING),
F1("unpack", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("get_browser", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_OBJECT | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("crypt", MAY_BE_STRING),
FN("opendir", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("getcwd", MAY_BE_FALSE | MAY_BE_STRING),
F1("readdir", MAY_BE_FALSE | MAY_BE_STRING),
F1("dir", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("scandir", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
#ifdef HAVE_GLOB
F1("glob", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
#endif
F1("filetype", MAY_BE_FALSE | MAY_BE_STRING),
F1("stat", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("lstat", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("realpath_cache_get", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ARRAY),
#ifdef HAVE_SYSLOG_H
F0("syslog", MAY_BE_TRUE),
F0("closelog", MAY_BE_TRUE),
#endif
F1("metaphone", MAY_BE_STRING),
F1("ob_get_flush", MAY_BE_FALSE | MAY_BE_STRING),
F1("ob_get_clean", MAY_BE_FALSE | MAY_BE_STRING),
F1("ob_get_status", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("ob_list_handlers", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F0("array_walk", MAY_BE_TRUE),
F0("array_walk_recursive", MAY_BE_TRUE),
F0("arsort", MAY_BE_TRUE),
F0("asort", MAY_BE_TRUE),
F0("krsort", MAY_BE_TRUE),
F0("ksort", MAY_BE_TRUE),
F0("shuffle", MAY_BE_TRUE),
F0("sort", MAY_BE_TRUE),
F0("usort", MAY_BE_TRUE),
F0("uasort", MAY_BE_TRUE),
F0("uksort", MAY_BE_TRUE),
FN("end", UNKNOWN_INFO),
FN("prev", UNKNOWN_INFO),
FN("next", UNKNOWN_INFO),
FN("reset", UNKNOWN_INFO),
FN("current", UNKNOWN_INFO),
FN("min", UNKNOWN_INFO),
FN("max", UNKNOWN_INFO),
F1("compact", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
FN("array_fill", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ANY),
F1("array_fill_keys", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
FC("range", zend_range_info),
FN("array_pop", UNKNOWN_INFO),
FN("array_shift", UNKNOWN_INFO),
F1("array_replace", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_replace_recursive", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
FN("array_keys", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
FN("array_values", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_count_values", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG),
F1("array_column", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_reverse", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_flip", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("array_change_key_case", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
FN("array_rand", MAY_BE_LONG | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("array_intersect", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_intersect_key", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_intersect_ukey", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_uintersect", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_intersect_assoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_uintersect_assoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_intersect_uassoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_uintersect_uassoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_diff_key", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_diff_ukey", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_udiff", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_diff_assoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_udiff_assoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_diff_uassoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("array_udiff_uassoc", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("str_rot13", MAY_BE_STRING),
F1("stream_get_filters", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("stream_bucket_make_writeable", MAY_BE_NULL | MAY_BE_OBJECT),
F1("stream_bucket_new", MAY_BE_OBJECT),
F1("sys_get_temp_dir", MAY_BE_STRING),
/* ext/date */
F1("date", MAY_BE_STRING),
F1("gmdate", MAY_BE_STRING),
F1("strftime", MAY_BE_FALSE | MAY_BE_STRING),
F1("gmstrftime", MAY_BE_FALSE | MAY_BE_STRING),
F1("localtime", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG),
F1("getdate", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING),
F1("date_create", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_create_immutable", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_create_from_format", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_create_immutable_from_format", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_parse", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("date_parse_from_format", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("date_get_last_errors", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_ARRAY),
F1("date_format", MAY_BE_STRING),
F1("date_timezone_get", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_diff", MAY_BE_OBJECT),
F1("timezone_open", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("timezone_name_get", MAY_BE_STRING),
F1("timezone_name_from_abbr", MAY_BE_FALSE | MAY_BE_STRING),
F1("timezone_transitions_get", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("timezone_location_get", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_DOUBLE | MAY_BE_ARRAY_OF_STRING),
F1("timezone_identifiers_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("timezone_abbreviations_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("timezone_version_get", MAY_BE_STRING),
F1("date_interval_create_from_date_string", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("date_interval_format", MAY_BE_STRING),
F1("date_default_timezone_get", MAY_BE_STRING),
F1("date_sunrise", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_STRING),
F1("date_sunset", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_STRING),
F1("date_sun_info", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE | MAY_BE_ARRAY_OF_LONG),
/* ext/preg */
FN("preg_replace", MAY_BE_NULL | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
FN("preg_replace_callback", MAY_BE_NULL | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
F1("preg_filter", MAY_BE_NULL | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_STRING),
F1("preg_split", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("preg_grep", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
/* ext/mysqli */
F1("mysqli_connect", MAY_BE_FALSE | MAY_BE_OBJECT),
F0("mysqli_close", MAY_BE_TRUE),
F1("mysqli_connect_error", MAY_BE_NULL | MAY_BE_STRING),
F1("mysqli_get_client_stats", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("mysqli_error_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
F1("mysqli_get_links_stats", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG),
F1("mysqli_query", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_OBJECT),
F1("mysqli_get_charset", MAY_BE_NULL | MAY_BE_OBJECT),
F1("mysqli_fetch_array", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("mysqli_fetch_assoc", MAY_BE_NULL | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("mysqli_fetch_all", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("mysqli_fetch_object", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_affected_rows", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_character_set_name", MAY_BE_STRING),
F0("mysqli_debug", MAY_BE_TRUE),
F1("mysqli_error", MAY_BE_STRING),
F1("mysqli_reap_async_query", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_OBJECT),
F1("mysqli_stmt_get_result", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_get_warnings", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_stmt_error_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
F1("mysqli_stmt_get_warnings", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_fetch_field", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_fetch_fields", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_OBJECT),
F1("mysqli_fetch_field_direct", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_fetch_lengths", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("mysqli_fetch_row", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ANY),
F1("mysqli_get_client_info", MAY_BE_STRING),
F1("mysqli_get_host_info", MAY_BE_STRING),
F1("mysqli_get_server_info", MAY_BE_STRING),
F1("mysqli_info", MAY_BE_NULL | MAY_BE_STRING),
F1("mysqli_init", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_insert_id", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_num_rows", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_prepare", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_real_escape_string", MAY_BE_STRING),
F1("mysqli_stmt_affected_rows", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_stmt_insert_id", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_stmt_num_rows", MAY_BE_LONG | MAY_BE_STRING),
F1("mysqli_sqlstate", MAY_BE_STRING),
F0("mysqli_ssl_set", MAY_BE_TRUE),
F1("mysqli_stat", MAY_BE_FALSE | MAY_BE_STRING),
F1("mysqli_stmt_error", MAY_BE_STRING),
F1("mysqli_stmt_init", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_stmt_result_metadata", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_stmt_sqlstate", MAY_BE_STRING),
F1("mysqli_store_result", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("mysqli_use_result", MAY_BE_FALSE | MAY_BE_OBJECT),
/* ext/curl */
F1("curl_init", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("curl_copy_handle", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("curl_version", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("curl_getinfo", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_LONG | MAY_BE_DOUBLE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("curl_error", MAY_BE_STRING),
F1("curl_strerror", MAY_BE_NULL | MAY_BE_STRING),
F1("curl_multi_strerror", MAY_BE_NULL | MAY_BE_STRING),
F1("curl_escape", MAY_BE_FALSE | MAY_BE_STRING),
F1("curl_unescape", MAY_BE_FALSE | MAY_BE_STRING),
F1("curl_multi_init", MAY_BE_OBJECT),
F1("curl_multi_info_read", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_OBJECT),
F1("curl_share_init", MAY_BE_OBJECT),
F1("curl_file_create", MAY_BE_OBJECT),
/* ext/mbstring */
F1("mb_convert_case", MAY_BE_STRING),
F1("mb_strtoupper", MAY_BE_STRING),
F1("mb_strtolower", MAY_BE_STRING),
F1("mb_language", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("mb_internal_encoding", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("mb_http_input", MAY_BE_FALSE | MAY_BE_STRING| MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("mb_http_output", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("mb_detect_order", MAY_BE_TRUE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("mb_substitute_character", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_LONG | MAY_BE_STRING),
F1("mb_output_handler", MAY_BE_STRING),
F1("mb_preferred_mime_name", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_strstr", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_strrchr", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_stristr", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_strrichr", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_substr", MAY_BE_STRING),
F1("mb_strcut", MAY_BE_STRING),
F1("mb_strimwidth", MAY_BE_STRING),
F1("mb_convert_encoding", MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("mb_detect_encoding", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_list_encodings", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("mb_encoding_aliases", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("mb_convert_kana", MAY_BE_STRING),
F1("mb_encode_mimeheader", MAY_BE_STRING),
F1("mb_decode_mimeheader", MAY_BE_STRING),
F1("mb_convert_variables", MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_encode_numericentity", MAY_BE_STRING),
F1("mb_decode_numericentity", MAY_BE_STRING),
F1("mb_get_info", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("mb_regex_encoding", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("mb_regex_set_options", MAY_BE_STRING),
F1("mb_ereg_replace", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_eregi_replace", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_ereg_replace_callback", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
F1("mb_split", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("mb_ereg_search_pos", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("mb_ereg_search_regs", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_STRING),
F1("mb_ereg_search_getregs", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_STRING),
/* ext/iconv */
F1("iconv", MAY_BE_FALSE | MAY_BE_STRING),
F1("iconv_get_encoding", MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("iconv_substr", MAY_BE_FALSE | MAY_BE_STRING),
F1("iconv_mime_encode", MAY_BE_FALSE | MAY_BE_STRING),
F1("iconv_mime_decode", MAY_BE_FALSE | MAY_BE_STRING),
F1("iconv_mime_decode_headers", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_ARRAY),
/* ext/json */
F1("json_encode", MAY_BE_FALSE | MAY_BE_STRING),
FN("json_decode", MAY_BE_ANY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("json_last_error_msg", MAY_BE_STRING),
/* ext/xml */
F1("xml_error_string", MAY_BE_NULL | MAY_BE_STRING),
F1("xml_parser_get_option", MAY_BE_LONG | MAY_BE_STRING),
F1("utf8_encode", MAY_BE_STRING),
F1("utf8_decode", MAY_BE_STRING),
/* ext/zlib */
F1("gzgetc", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzgets", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzread", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzopen", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("gzfile", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("gzcompress", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzuncompress", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzdeflate", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzinflate", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzencode", MAY_BE_FALSE | MAY_BE_STRING),
F1("gzdecode", MAY_BE_FALSE | MAY_BE_STRING),
F1("zlib_encode", MAY_BE_FALSE | MAY_BE_STRING),
F1("zlib_decode", MAY_BE_FALSE | MAY_BE_STRING),
F1("zlib_get_coding_type", MAY_BE_FALSE | MAY_BE_STRING),
F1("ob_gzhandler", MAY_BE_FALSE | MAY_BE_STRING),
/* ext/hash */
F1("hash", MAY_BE_STRING),
F1("hash_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("hash_hmac", MAY_BE_STRING),
F1("hash_hmac_algos", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("hash_hmac_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("hash_hkdf", MAY_BE_STRING),
F1("hash_init", MAY_BE_OBJECT),
F1("hash_final", MAY_BE_STRING),
F1("hash_copy", MAY_BE_OBJECT),
F1("hash_algos", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("hash_pbkdf2", MAY_BE_STRING),
F1("mhash_keygen_s2k", MAY_BE_FALSE | MAY_BE_STRING),
F1("mhash_get_hash_name", MAY_BE_FALSE | MAY_BE_STRING),
F1("mhash", MAY_BE_FALSE | MAY_BE_FALSE | MAY_BE_STRING),
/* ext/sodium */
F1("sodium_crypto_shorthash", MAY_BE_STRING),
F1("sodium_crypto_secretbox", MAY_BE_STRING),
F1("sodium_crypto_secretbox_open", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_generichash", MAY_BE_STRING),
F1("sodium_crypto_generichash_init", MAY_BE_STRING),
F0("sodium_crypto_generichash_update", MAY_BE_TRUE),
F1("sodium_crypto_generichash_final", MAY_BE_STRING),
F1("sodium_crypto_box_keypair", MAY_BE_STRING),
F1("sodium_crypto_box_seed_keypair", MAY_BE_STRING),
F1("sodium_crypto_box_secretkey", MAY_BE_STRING),
F1("sodium_crypto_box_publickey", MAY_BE_STRING),
F1("sodium_crypto_box", MAY_BE_STRING),
F1("sodium_crypto_box_open", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_box_seal", MAY_BE_STRING),
F1("sodium_crypto_box_seal_open", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_sign_keypair", MAY_BE_STRING),
F1("sodium_crypto_sign_seed_keypair", MAY_BE_STRING),
F1("sodium_crypto_sign_secretkey", MAY_BE_STRING),
F1("sodium_crypto_sign_publickey", MAY_BE_STRING),
F1("sodium_crypto_sign", MAY_BE_STRING),
F1("sodium_crypto_sign_open", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_sign_detached", MAY_BE_STRING),
F1("sodium_crypto_stream", MAY_BE_STRING),
F1("sodium_crypto_stream_xor", MAY_BE_STRING),
F1("sodium_crypto_pwhash", MAY_BE_STRING),
F1("sodium_crypto_pwhash_str", MAY_BE_STRING),
F1("sodium_crypto_aead_aes256gcm_encrypt", MAY_BE_STRING),
F1("sodium_crypto_aead_aes256gcm_decrypt", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_bin2hex", MAY_BE_STRING),
F1("sodium_hex2bin", MAY_BE_STRING),
F1("sodium_crypto_scalarmult", MAY_BE_STRING),
F1("sodium_crypto_kx_seed_keypair", MAY_BE_STRING),
F1("sodium_crypto_kx_keypair", MAY_BE_STRING),
F1("sodium_crypto_kx_secretkey", MAY_BE_STRING),
F1("sodium_crypto_kx_publickey", MAY_BE_STRING),
F1("sodium_crypto_kx_client_session_keys", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("sodium_crypto_kx_server_session_keys", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("sodium_crypto_auth", MAY_BE_STRING),
F1("sodium_crypto_aead_aes256gcm_keygen", MAY_BE_STRING),
F1("sodium_crypto_auth_keygen", MAY_BE_STRING),
F1("sodium_crypto_generichash_keygen", MAY_BE_STRING),
F1("sodium_crypto_kdf_keygen", MAY_BE_STRING),
F1("sodium_crypto_secretbox_keygen", MAY_BE_STRING),
F1("sodium_crypto_shorthash_keygen", MAY_BE_STRING),
F1("sodium_crypto_stream_keygen", MAY_BE_STRING),
F1("sodium_crypto_kdf_derive_from_key", MAY_BE_STRING),
F1("sodium_pad", MAY_BE_STRING),
F1("sodium_unpad", MAY_BE_STRING),
F1("sodium_crypto_box_keypair_from_secretkey_and_publickey", MAY_BE_STRING),
F1("sodium_crypto_box_publickey_from_secretkey", MAY_BE_STRING),
F1("sodium_crypto_sign_keypair_from_secretkey_and_publickey", MAY_BE_STRING),
F1("sodium_crypto_sign_publickey_from_secretkey", MAY_BE_STRING),
F1("sodium_crypto_pwhash_scryptsalsa208sha256", MAY_BE_STRING),
F1("sodium_crypto_pwhash_scryptsalsa208sha256_str", MAY_BE_STRING),
F1("sodium_crypto_sign_ed25519_sk_to_curve25519", MAY_BE_STRING),
F1("sodium_crypto_sign_ed25519_pk_to_curve25519", MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_encrypt", MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_decrypt", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_ietf_encrypt", MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_ietf_decrypt", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_aead_xchacha20poly1305_ietf_encrypt", MAY_BE_STRING),
F1("sodium_crypto_aead_xchacha20poly1305_ietf_decrypt", MAY_BE_FALSE | MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_keygen", MAY_BE_STRING),
F1("sodium_crypto_aead_chacha20poly1305_ietf_keygen", MAY_BE_STRING),
F1("sodium_crypto_aead_xchacha20poly1305_ietf_keygen", MAY_BE_STRING),
/* ext/session */
F1("session_get_cookie_params", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("session_name", MAY_BE_FALSE | MAY_BE_STRING),
F1("session_module_name", MAY_BE_FALSE | MAY_BE_STRING),
F1("session_save_path", MAY_BE_FALSE | MAY_BE_STRING),
F1("session_create_id", MAY_BE_FALSE | MAY_BE_STRING),
F1("session_cache_limiter", MAY_BE_FALSE | MAY_BE_STRING),
F1("session_encode", MAY_BE_FALSE | MAY_BE_STRING),
/* ext/pgsql */
FN("pg_connect", MAY_BE_FALSE | MAY_BE_RESOURCE),
FN("pg_pconnect", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_dbname", MAY_BE_STRING),
F1("pg_last_error", MAY_BE_STRING),
F1("pg_options", MAY_BE_STRING),
F1("pg_port", MAY_BE_STRING),
F1("pg_tty", MAY_BE_STRING),
F1("pg_host", MAY_BE_STRING),
F1("pg_version", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_NULL),
F1("pg_parameter_status", MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_query", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_query_params", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_prepare", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_execute", MAY_BE_FALSE | MAY_BE_RESOURCE),
FN("pg_last_notice", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY ),
F1("pg_field_table", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING),
F1("pg_field_name", MAY_BE_STRING),
F1("pg_field_type", MAY_BE_STRING),
F1("pg_field_type_oid", MAY_BE_LONG | MAY_BE_STRING),
F1("pg_fetch_result", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_fetch_row", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("pg_fetch_assoc", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("pg_fetch_array", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("pg_fetch_object", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("pg_fetch_all", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
F1("pg_fetch_all_columns", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_NULL | MAY_BE_ARRAY_OF_STRING),
F1("pg_last_oid", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING),
F1("pg_lo_create", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING),
F1("pg_lo_open", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_lo_read", MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_lo_import", MAY_BE_FALSE | MAY_BE_LONG | MAY_BE_STRING),
F1("pg_copy_to", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
F1("pg_escape_string", MAY_BE_STRING),
F1("pg_escape_bytea", MAY_BE_STRING),
F1("pg_unescape_bytea", MAY_BE_STRING),
F1("pg_escape_literal", MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_escape_identifier", MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_result_error", MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_result_error_field", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
F1("pg_get_result", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_result_status", MAY_BE_LONG | MAY_BE_STRING),
F1("pg_get_notify", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("pg_socket", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("pg_meta_data", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ARRAY),
F1("pg_convert", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("pg_insert", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_RESOURCE | MAY_BE_STRING),
F1("pg_update", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("pg_delete", MAY_BE_FALSE | MAY_BE_TRUE | MAY_BE_STRING),
F1("pg_select", MAY_BE_FALSE | MAY_BE_STRING | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_ARRAY),
/* ext/bcmath */
F1("bcadd", MAY_BE_STRING),
F1("bcsub", MAY_BE_STRING),
F1("bcmul", MAY_BE_STRING),
F1("bcdiv", MAY_BE_STRING),
F1("bcmod", MAY_BE_STRING),
F1("bcpowmod", MAY_BE_STRING),
F1("bcpow", MAY_BE_STRING),
F1("bcsqrt", MAY_BE_STRING),
/* ext/exif */
F1("exif_tagname", MAY_BE_FALSE | MAY_BE_STRING),
F1("exif_read_data", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_ANY),
F1("exif_thumbnail", MAY_BE_FALSE | MAY_BE_STRING),
/* ext/filter */
FN("filter_input", UNKNOWN_INFO),
FN("filter_var", UNKNOWN_INFO),
F1("filter_input_array", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY),
F1("filter_var_array", MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF),
F1("filter_list", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_STRING),
/* ext/gettext */
F1("textdomain", MAY_BE_STRING),
F1("gettext", MAY_BE_STRING),
F1("_", MAY_BE_STRING),
F1("dgettext", MAY_BE_STRING),
F1("dcgettext", MAY_BE_STRING),
F1("bindtextdomain", MAY_BE_FALSE | MAY_BE_STRING),
#if HAVE_NGETTEXT
F1("ngettext", MAY_BE_STRING),
#endif
#if HAVE_DNGETTEXT
F1("dcngettext", MAY_BE_STRING),
#endif
#if HAVE_BIND_TEXTDOMAIN_CODESET
F1("bind_textdomain_codeset", MAY_BE_FALSE | MAY_BE_STRING),
#endif
/* ext/fileinfo */
F1("finfo_open", MAY_BE_FALSE | MAY_BE_RESOURCE),
F1("finfo_file", MAY_BE_FALSE | MAY_BE_STRING),
F1("finfo_buffer", MAY_BE_FALSE | MAY_BE_STRING),
F1("mime_content_type", MAY_BE_FALSE | MAY_BE_STRING),
/* ext/gd */
F1("gd_info", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_FALSE | MAY_BE_ARRAY_OF_TRUE),
F1("imagecreatetruecolor", MAY_BE_FALSE | MAY_BE_OBJECT),
#ifdef PHP_WIN32
F1("imagegrabwindow", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagegrabscreen", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
F1("imagerotate", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreate", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreatefromstring", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreatefromgif", MAY_BE_FALSE | MAY_BE_OBJECT),
#ifdef HAVE_GD_JPG
F1("imagecreatefromjpeg", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
#ifdef HAVE_GD_PNG
F1("imagecreatefrompng", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
#ifdef HAVE_GD_WEBP
F1("imagecreatefromwebp", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
F1("imagecreatefromxbm", MAY_BE_FALSE | MAY_BE_OBJECT),
#if defined(HAVE_GD_XPM)
F1("imagecreatefromxpm", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
F1("imagecreatefromwbmp", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreatefromgd", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreatefromgd2", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecreatefromgd2part", MAY_BE_FALSE | MAY_BE_OBJECT),
#if defined(HAVE_GD_BMP)
F1("imagecreatefrombmp", MAY_BE_FALSE | MAY_BE_OBJECT),
#endif
F0("imagecolorset", MAY_BE_NULL | MAY_BE_FALSE),
F1("imagecolorsforindex", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_LONG),
F1("imagegetclip", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("imageftbbox", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("imagefttext", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("imagettfbbox", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("imagettftext", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
F1("imagecrop", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagecropauto", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imagescale", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imageaffine", MAY_BE_FALSE | MAY_BE_OBJECT),
F1("imageaffinematrixget", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_DOUBLE),
F1("imageaffinematrixconcat", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_DOUBLE),
F1("imageresolution", MAY_BE_TRUE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_LONG | MAY_BE_ARRAY_OF_LONG),
/* ext/spl */
F1("class_implements", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("class_parents", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("class_uses", MAY_BE_FALSE | MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("iterator_to_array", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_REF | MAY_BE_ARRAY_OF_ANY),
F1("spl_classes", MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
F1("spl_object_hash", MAY_BE_STRING),
};
static HashTable func_info;
int zend_func_info_rid = -1;
static uint32_t get_internal_func_info(
const zend_call_info *call_info, const zend_ssa *ssa, zend_string *lcname) {
if (call_info->callee_func->common.scope) {
/* This is a method, not a function. */
return 0;
}
zval *zv = zend_hash_find_ex(&func_info, lcname, 1);
if (!zv) {
return 0;
}
func_info_t *info = Z_PTR_P(zv);
if (info->info_func) {
return info->info_func(call_info, ssa);
} else {
return info->info;
}
}
uint32_t zend_get_func_info(
const zend_call_info *call_info, const zend_ssa *ssa,
zend_class_entry **ce, zend_bool *ce_is_instanceof)
{
uint32_t ret = 0;
const zend_function *callee_func = call_info->callee_func;
*ce = NULL;
*ce_is_instanceof = 0;
if (callee_func->type == ZEND_INTERNAL_FUNCTION) {
zend_string *lcname = Z_STR_P(CRT_CONSTANT_EX(call_info->caller_op_array, call_info->caller_init_opline, call_info->caller_init_opline->op2));
uint32_t internal_ret = get_internal_func_info(call_info, ssa, lcname);
#if !ZEND_DEBUG
if (internal_ret) {
return internal_ret;
}
#endif
if (callee_func->common.fn_flags & ZEND_ACC_HAS_RETURN_TYPE) {
ret = zend_fetch_arg_info_type(NULL, callee_func->common.arg_info - 1, ce);
*ce_is_instanceof = 1;
} else {
#if 0
fprintf(stderr, "Unknown internal function '%s'\n", func->common.function_name);
#endif
ret = MAY_BE_ANY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF
| MAY_BE_RC1 | MAY_BE_RCN;
}
if (callee_func->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) {
ret |= MAY_BE_REF;
}
#if ZEND_DEBUG
if (internal_ret) {
/* Check whether the func_info information is a subset of the information we can
* compute from the specified return type, otherwise it contains redundant types. */
if (internal_ret & ~ret) {
fprintf(stderr, "Inaccurate func info for %s()\n", ZSTR_VAL(lcname));
}
/* Check whether the func info is completely redundant with arginfo.
* Ignore UNKNOWN_INFO for now. */
if (internal_ret == ret && (internal_ret & MAY_BE_ANY) != MAY_BE_ANY) {
fprintf(stderr, "Useless func info for %s()\n", ZSTR_VAL(lcname));
}
/* If the return type is not mixed, check that the types match exactly if we exclude
* RC and array information. */
uint32_t ret_any = ret & MAY_BE_ANY, internal_ret_any = internal_ret & MAY_BE_ANY;
if (ret_any != MAY_BE_ANY) {
uint32_t diff = internal_ret_any ^ ret_any;
/* Func info may contain "true" types as well as isolated "null" and "false". */
if (diff && !(diff == MAY_BE_FALSE && (ret & MAY_BE_FALSE))
&& (internal_ret_any & ~(MAY_BE_NULL|MAY_BE_FALSE))) {
fprintf(stderr, "Incorrect func info for %s()\n", ZSTR_VAL(lcname));
}
}
return internal_ret;
}
#endif
} else {
// FIXME: the order of functions matters!!!
zend_func_info *info = ZEND_FUNC_INFO((zend_op_array*)callee_func);
if (info) {
ret = info->return_info.type;
*ce = info->return_info.ce;
*ce_is_instanceof = info->return_info.is_instanceof;
}
if (!ret) {
ret = MAY_BE_ANY | MAY_BE_ARRAY_KEY_ANY | MAY_BE_ARRAY_OF_ANY | MAY_BE_ARRAY_OF_REF
| MAY_BE_RC1 | MAY_BE_RCN;
/* For generators RETURN_REFERENCE refers to the yielded values. */
if ((callee_func->common.fn_flags & ZEND_ACC_RETURN_REFERENCE)
&& !(callee_func->common.fn_flags & ZEND_ACC_GENERATOR)) {
ret |= MAY_BE_REF;
}
}
}
return ret;
}
int zend_func_info_startup(void)
{
size_t i;
if (zend_func_info_rid == -1) {
zend_func_info_rid = zend_get_resource_handle("Zend Optimizer");
if (zend_func_info_rid < 0) {
return FAILURE;
}
zend_hash_init(&func_info, sizeof(func_infos)/sizeof(func_info_t), NULL, NULL, 1);
for (i = 0; i < sizeof(func_infos)/sizeof(func_info_t); i++) {
zend_string *key = zend_string_init_interned(func_infos[i].name, func_infos[i].name_len, 1);
if (zend_hash_add_ptr(&func_info, key, (void**)&func_infos[i]) == NULL) {
fprintf(stderr, "ERROR: Duplicate function info for \"%s\"\n", func_infos[i].name);
}
zend_string_release_ex(key, 1);
}
}
return SUCCESS;
}
int zend_func_info_shutdown(void)
{
if (zend_func_info_rid != -1) {
zend_hash_destroy(&func_info);
zend_func_info_rid = -1;
}
return SUCCESS;
}