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1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | phar php single-file executable PHP extension |
4: +----------------------------------------------------------------------+
1.1.1.4 ! misho 5: | Copyright (c) 2007-2014 The PHP Group |
1.1 misho 6: +----------------------------------------------------------------------+
7: | This source file is subject to version 3.01 of the PHP license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.php.net/license/3_01.txt. |
11: | If you did not receive a copy of the PHP license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@php.net so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Marcus Boerger <helly@php.net> |
16: +----------------------------------------------------------------------+
17: */
18:
1.1.1.2 misho 19: /* $Id$ */
1.1 misho 20:
21: #include "phar_internal.h"
22:
23: phar_path_check_result phar_path_check(char **s, int *len, const char **error)
24: {
25: const unsigned char *p = (const unsigned char*)*s;
26: const unsigned char *m;
27:
28: if (*len == 1 && *p == '.') {
29: *error = "current directory reference";
30: return pcr_err_curr_dir;
31: } else if (*len == 2 && p[0] == '.' && p[1] == '.') {
32: *error = "upper directory reference";
33: return pcr_err_up_dir;
34: }
35:
36: #define YYCTYPE unsigned char
37: #define YYCURSOR p
38: #define YYLIMIT p+*len
39: #define YYMARKER m
40: #define YYFILL(n)
41:
42: loop:
43: /*!re2c
44: END = "\x00";
1.1.1.4 ! misho 45: UTF8T = [\x80-\xBF] ;
! 46: UTF8_1 = [\x1A-\x7F] ;
! 47: UTF8_2 = [\xC2-\xDF] UTF8T ;
! 48: UTF8_3A = "\xE0" [\xA0-\xBF] UTF8T ;
! 49: UTF8_3B = [\xE1-\xEC] UTF8T{2} ;
! 50: UTF8_3C = "\xED" [\x80-\x9F] UTF8T ;
! 51: UTF8_3D = [\xEE-\xEF] UTF8T{2} ;
! 52: UTF8_3 = UTF8_3A | UTF8_3B | UTF8_3C | UTF8_3D ;
! 53: UTF8_4A = "\xF0"[\x90-\xBF] UTF8T{2} ;
! 54: UTF8_4B = [\xF1-\xF3] UTF8T{3} ;
! 55: UTF8_4C = "\xF4" [\x80-\x8F] UTF8T{2} ;
! 56: UTF8_4 = UTF8_4A | UTF8_4B | UTF8_4C ;
! 57: UTF8 = UTF8_1 | UTF8_2 | UTF8_3 | UTF8_4 ;
1.1 misho 58: EOS = "/" | END;
59: ANY = .;
60: "//" {
61: *error = "double slash";
62: return pcr_err_double_slash;
63: }
64: "/.." EOS {
65: *error = "upper directory reference";
66: return pcr_err_up_dir;
67: }
68: "/." EOS {
69: *error = "current directory reference";
70: return pcr_err_curr_dir;
71: }
72: "\\" {
73: *error = "back-slash";
74: return pcr_err_back_slash;
75: }
76: "*" {
77: *error = "star";
78: return pcr_err_star;
79: }
80: "?" {
81: if (**s == '/') {
82: (*s)++;
83: }
84: *len = (p - (const unsigned char*)*s) -1;
85: *error = NULL;
86: return pcr_use_query;
87: }
1.1.1.4 ! misho 88: UTF8 {
! 89: goto loop;
1.1 misho 90: }
91: END {
92: if (**s == '/') {
93: (*s)++;
94: (*len)--;
95: }
96: if ((p - (const unsigned char*)*s) - 1 != *len)
97: {
98: *error ="illegal character";
99: return pcr_err_illegal_char;
100: }
101: *error = NULL;
102: return pcr_is_ok;
103: }
104: ANY {
1.1.1.4 ! misho 105: *error ="illegal character";
! 106: return pcr_err_illegal_char;
1.1 misho 107: }
108: */
109: }