Convert exif functions arginfo to php stubs

We also allow sections needed to be null.

Author: duncan3dc

ext/exif/exif.c

@@ -42,6 +42,7 @@
 #endif
 
 #include "php_exif.h"
+#include "exif_arginfo.h"
 #include <math.h>
 #include "php_ini.h"
 #include "ext/standard/php_string.h"
@@ -66,31 +67,6 @@ typedef unsigned char uchar;
 
 #define MAX_IFD_NESTING_LEVEL 150
 
-/* {{{ arginfo */
-ZEND_BEGIN_ARG_INFO(arginfo_exif_tagname, 0)
-	ZEND_ARG_INFO(0, index)
-ZEND_END_ARG_INFO()
-
-ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_read_data, 0, 0, 1)
-	ZEND_ARG_INFO(0, filename)
-	ZEND_ARG_INFO(0, sections_needed)
-	ZEND_ARG_INFO(0, sub_arrays)
-	ZEND_ARG_INFO(0, read_thumbnail)
-ZEND_END_ARG_INFO()
-
-ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_thumbnail, 0, 0, 1)
-	ZEND_ARG_INFO(0, filename)
-	ZEND_ARG_INFO(1, width)
-	ZEND_ARG_INFO(1, height)
-	ZEND_ARG_INFO(1, imagetype)
-ZEND_END_ARG_INFO()
-
-ZEND_BEGIN_ARG_INFO(arginfo_exif_imagetype, 0)
-	ZEND_ARG_INFO(0, imagefile)
-ZEND_END_ARG_INFO()
-
-/* }}} */
-
 /* {{{ exif_functions[]
  */
 static const zend_function_entry exif_functions[] = {
@@ -4391,7 +4367,7 @@ PHP_FUNCTION(exif_read_data)
 	ZEND_PARSE_PARAMETERS_START(1, 4)
 		Z_PARAM_ZVAL(stream)
 		Z_PARAM_OPTIONAL
-		Z_PARAM_STR(z_sections_needed)
+		Z_PARAM_STR_EX(z_sections_needed, 1, 0)
 		Z_PARAM_BOOL(sub_arrays)
 		Z_PARAM_BOOL(read_thumbnail)
 	ZEND_PARSE_PARAMETERS_END();

ext/exif/exif.stub.php

@@ -0,0 +1,13 @@
+<?php
+
+/** @return string|false */
+function exif_tagname(int $index) {}
+
+/** @return array|false */
+function exif_read_data($filename, ?string $sections_needed = null, bool $sub_arrays = false, bool $read_thumbnail = false) {}
+
+/** @return string|false */
+function exif_thumbnail($filename, &$width = null, &$height = null, &$imagetype = null) {}
+
+/** @return int|false */
+function exif_imagetype(string $filename) {}

ext/exif/exif_arginfo.h

@@ -0,0 +1,23 @@
+/* This is a generated file, edit the .stub.php file instead. */
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_tagname, 0, 0, 1)
+	ZEND_ARG_TYPE_INFO(0, index, IS_LONG, 0)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_read_data, 0, 0, 1)
+	ZEND_ARG_INFO(0, filename)
+	ZEND_ARG_TYPE_INFO(0, sections_needed, IS_STRING, 1)
+	ZEND_ARG_TYPE_INFO(0, sub_arrays, _IS_BOOL, 0)
+	ZEND_ARG_TYPE_INFO(0, read_thumbnail, _IS_BOOL, 0)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_thumbnail, 0, 0, 1)
+	ZEND_ARG_INFO(0, filename)
+	ZEND_ARG_INFO(1, width)
+	ZEND_ARG_INFO(1, height)
+	ZEND_ARG_INFO(1, imagetype)
+ZEND_END_ARG_INFO()
+
+ZEND_BEGIN_ARG_INFO_EX(arginfo_exif_imagetype, 0, 0, 1)
+	ZEND_ARG_TYPE_INFO(0, filename, IS_STRING, 0)
+ZEND_END_ARG_INFO()