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|
/*
+----------------------------------------------------------------------+
| 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: |
| https://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. |
+----------------------------------------------------------------------+
| Author: Hartmut Holzgraefe <hholzgra@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "php.h"
#include "php_ctype.h"
#include "ctype_arginfo.h"
#include "ext/standard/info.h"
#include <ctype.h>
#ifdef HAVE_CTYPE
static PHP_MINFO_FUNCTION(ctype);
/* }}} */
/* {{{ ctype_module_entry */
zend_module_entry ctype_module_entry = {
STANDARD_MODULE_HEADER,
"ctype",
ext_functions,
NULL,
NULL,
NULL,
NULL,
PHP_MINFO(ctype),
PHP_CTYPE_VERSION,
STANDARD_MODULE_PROPERTIES
};
/* }}} */
#ifdef COMPILE_DL_CTYPE
ZEND_GET_MODULE(ctype)
#endif
/* {{{ PHP_MINFO_FUNCTION */
static PHP_MINFO_FUNCTION(ctype)
{
php_info_print_table_start();
php_info_print_table_row(2, "ctype functions", "enabled");
php_info_print_table_end();
}
/* }}} */
/* Slow fallback for deprecated cases defined in a no-inline function to not bloat code. */
static zend_never_inline void ctype_fallback(zval *c, zval *return_value, int (*iswhat)(int), bool allow_digits, bool allow_minus)
{
php_error_docref(NULL, E_DEPRECATED,
"Argument of type %s will be interpreted as string in the future", zend_zval_type_name(c));
if (Z_TYPE_P(c) == IS_LONG) {
if (Z_LVAL_P(c) <= 255 && Z_LVAL_P(c) >= 0) {
RETURN_BOOL(iswhat((int)Z_LVAL_P(c)));
} else if (Z_LVAL_P(c) >= -128 && Z_LVAL_P(c) < 0) {
RETURN_BOOL(iswhat((int)Z_LVAL_P(c) + 256));
} else if (Z_LVAL_P(c) >= 0) {
RETURN_BOOL(allow_digits);
} else {
RETURN_BOOL(allow_minus);
}
} else {
RETURN_FALSE;
}
}
/* Define as a macro such that iswhat can use the macro version instead of the function version.
* This heavily reduces the overhead. (GH-11997) */
#define ctype_impl(iswhat, allow_digits, allow_minus) do { \
zval *c; \
\
ZEND_PARSE_PARAMETERS_START(1, 1); \
Z_PARAM_ZVAL(c) \
ZEND_PARSE_PARAMETERS_END(); \
\
if (Z_TYPE_P(c) == IS_STRING) { \
char *p = Z_STRVAL_P(c), *e = Z_STRVAL_P(c) + Z_STRLEN_P(c); \
if (e == p) { \
RETURN_FALSE; \
} \
while (p < e) { \
if (!iswhat((int)*(unsigned char *)(p++))) { \
RETURN_FALSE; \
} \
} \
RETURN_TRUE; \
} \
\
ctype_fallback(c, return_value, iswhat, allow_digits, allow_minus); \
} while (0);
/* {{{ Checks for alphanumeric character(s) */
PHP_FUNCTION(ctype_alnum)
{
ctype_impl(isalnum, 1, 0);
}
/* }}} */
/* {{{ Checks for alphabetic character(s) */
PHP_FUNCTION(ctype_alpha)
{
ctype_impl(isalpha, 0, 0);
}
/* }}} */
/* {{{ Checks for control character(s) */
PHP_FUNCTION(ctype_cntrl)
{
ctype_impl(iscntrl, 0, 0);
}
/* }}} */
/* {{{ Checks for numeric character(s) */
PHP_FUNCTION(ctype_digit)
{
ctype_impl(isdigit, 1, 0);
}
/* }}} */
/* {{{ Checks for lowercase character(s) */
PHP_FUNCTION(ctype_lower)
{
ctype_impl(islower, 0, 0);
}
/* }}} */
/* {{{ Checks for any printable character(s) except space */
PHP_FUNCTION(ctype_graph)
{
ctype_impl(isgraph, 1, 1);
}
/* }}} */
/* {{{ Checks for printable character(s) */
PHP_FUNCTION(ctype_print)
{
ctype_impl(isprint, 1, 1);
}
/* }}} */
/* {{{ Checks for any printable character which is not whitespace or an alphanumeric character */
PHP_FUNCTION(ctype_punct)
{
ctype_impl(ispunct, 0, 0);
}
/* }}} */
/* {{{ Checks for whitespace character(s)*/
PHP_FUNCTION(ctype_space)
{
ctype_impl(isspace, 0, 0);
}
/* }}} */
/* {{{ Checks for uppercase character(s) */
PHP_FUNCTION(ctype_upper)
{
ctype_impl(isupper, 0, 0);
}
/* }}} */
/* {{{ Checks for character(s) representing a hexadecimal digit */
PHP_FUNCTION(ctype_xdigit)
{
ctype_impl(isxdigit, 1, 0);
}
/* }}} */
#endif /* HAVE_CTYPE */
|
