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98 lines
2.5 KiB
C++
98 lines
2.5 KiB
C++
/*
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+----------------------------------------------------------------------+
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| phar php single-file executable PHP extension |
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+----------------------------------------------------------------------+
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| Copyright (c) 2007-2011 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt. |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Marcus Boerger <helly@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "phar_internal.h"
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phar_path_check_result phar_path_check(char **s, int *len, const char **error)
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{
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const unsigned char *p = (const unsigned char*)*s;
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const unsigned char *m;
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if (*len == 1 && *p == '.') {
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*error = "current directory reference";
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return pcr_err_curr_dir;
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} else if (*len == 2 && p[0] == '.' && p[1] == '.') {
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*error = "upper directory reference";
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return pcr_err_up_dir;
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}
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#define YYCTYPE unsigned char
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#define YYCURSOR p
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#define YYLIMIT p+*len
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#define YYMARKER m
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#define YYFILL(n)
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loop:
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/*!re2c
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END = "\x00";
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ILL = [\x01-\x19\x80-\xFF];
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EOS = "/" | END;
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ANY = .;
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"//" {
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*error = "double slash";
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return pcr_err_double_slash;
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}
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"/.." EOS {
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*error = "upper directory reference";
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return pcr_err_up_dir;
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}
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"/." EOS {
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*error = "current directory reference";
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return pcr_err_curr_dir;
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}
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"\\" {
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*error = "back-slash";
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return pcr_err_back_slash;
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}
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"*" {
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*error = "star";
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return pcr_err_star;
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}
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"?" {
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if (**s == '/') {
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(*s)++;
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}
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*len = (p - (const unsigned char*)*s) -1;
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*error = NULL;
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return pcr_use_query;
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}
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ILL {
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*error ="illegal character";
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return pcr_err_illegal_char;
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}
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END {
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if (**s == '/') {
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(*s)++;
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(*len)--;
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}
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if ((p - (const unsigned char*)*s) - 1 != *len)
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{
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*error ="illegal character";
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return pcr_err_illegal_char;
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}
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*error = NULL;
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return pcr_is_ok;
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}
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ANY {
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goto loop;
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}
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*/
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}
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