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1.1.1.2 misho 1: /* Generated by re2c 0.13.5 on Fri Feb 25 04:35:39 2011 */
1.1 misho 2: #line 1 "ext/phar/phar_path_check.re"
3: /*
4: +----------------------------------------------------------------------+
5: | phar php single-file executable PHP extension |
6: +----------------------------------------------------------------------+
1.1.1.3 ! misho 7: | Copyright (c) 2007-2013 The PHP Group |
1.1 misho 8: +----------------------------------------------------------------------+
9: | This source file is subject to version 3.01 of the PHP license, |
10: | that is bundled with this package in the file LICENSE, and is |
11: | available through the world-wide-web at the following url: |
12: | http://www.php.net/license/3_01.txt. |
13: | If you did not receive a copy of the PHP license and are unable to |
14: | obtain it through the world-wide-web, please send a note to |
15: | license@php.net so we can mail you a copy immediately. |
16: +----------------------------------------------------------------------+
17: | Authors: Marcus Boerger <helly@php.net> |
18: +----------------------------------------------------------------------+
19: */
20:
1.1.1.2 misho 21: /* $Id$ */
1.1 misho 22:
23: #include "phar_internal.h"
24:
25: phar_path_check_result phar_path_check(char **s, int *len, const char **error)
26: {
27: const unsigned char *p = (const unsigned char*)*s;
28: const unsigned char *m;
29:
30: if (*len == 1 && *p == '.') {
31: *error = "current directory reference";
32: return pcr_err_curr_dir;
33: } else if (*len == 2 && p[0] == '.' && p[1] == '.') {
34: *error = "upper directory reference";
35: return pcr_err_up_dir;
36: }
37:
38: #define YYCTYPE unsigned char
39: #define YYCURSOR p
40: #define YYLIMIT p+*len
41: #define YYMARKER m
42: #define YYFILL(n)
43:
44: loop:
45:
46: #line 47 "ext/phar/phar_path_check.c"
47: {
48: YYCTYPE yych;
49:
50: if ((YYLIMIT - YYCURSOR) < 4) YYFILL(4);
51: yych = *YYCURSOR;
52: if (yych <= '.') {
53: if (yych <= '\n') {
54: if (yych <= 0x00) goto yy13;
55: if (yych <= '\t') goto yy10;
56: goto yy12;
57: } else {
58: if (yych <= 0x19) goto yy10;
59: if (yych == '*') goto yy6;
60: goto yy15;
61: }
62: } else {
63: if (yych <= '?') {
64: if (yych <= '/') goto yy2;
65: if (yych <= '>') goto yy15;
66: goto yy8;
67: } else {
68: if (yych == '\\') goto yy4;
69: if (yych <= 0x7F) goto yy15;
70: goto yy10;
71: }
72: }
73: yy2:
74: yych = *(YYMARKER = ++YYCURSOR);
75: if (yych <= '-') goto yy3;
76: if (yych <= '.') goto yy16;
77: if (yych <= '/') goto yy18;
78: yy3:
79: #line 93 "ext/phar/phar_path_check.re"
80: {
81: goto loop;
82: }
83: #line 84 "ext/phar/phar_path_check.c"
84: yy4:
85: ++YYCURSOR;
86: #line 60 "ext/phar/phar_path_check.re"
87: {
88: *error = "back-slash";
89: return pcr_err_back_slash;
90: }
91: #line 92 "ext/phar/phar_path_check.c"
92: yy6:
93: ++YYCURSOR;
94: #line 64 "ext/phar/phar_path_check.re"
95: {
96: *error = "star";
97: return pcr_err_star;
98: }
99: #line 100 "ext/phar/phar_path_check.c"
100: yy8:
101: ++YYCURSOR;
102: #line 68 "ext/phar/phar_path_check.re"
103: {
104: if (**s == '/') {
105: (*s)++;
106: }
107: *len = (p - (const unsigned char*)*s) -1;
108: *error = NULL;
109: return pcr_use_query;
110: }
111: #line 112 "ext/phar/phar_path_check.c"
112: yy10:
113: ++YYCURSOR;
114: yy11:
115: #line 76 "ext/phar/phar_path_check.re"
116: {
117: *error ="illegal character";
118: return pcr_err_illegal_char;
119: }
120: #line 121 "ext/phar/phar_path_check.c"
121: yy12:
122: yych = *++YYCURSOR;
123: goto yy11;
124: yy13:
125: ++YYCURSOR;
126: #line 80 "ext/phar/phar_path_check.re"
127: {
128: if (**s == '/') {
129: (*s)++;
130: (*len)--;
131: }
132: if ((p - (const unsigned char*)*s) - 1 != *len)
133: {
134: *error ="illegal character";
135: return pcr_err_illegal_char;
136: }
137: *error = NULL;
138: return pcr_is_ok;
139: }
140: #line 141 "ext/phar/phar_path_check.c"
141: yy15:
142: yych = *++YYCURSOR;
143: goto yy3;
144: yy16:
145: yych = *++YYCURSOR;
146: if (yych <= 0x00) goto yy21;
147: if (yych <= '-') goto yy17;
148: if (yych <= '.') goto yy20;
149: if (yych <= '/') goto yy21;
150: yy17:
151: YYCURSOR = YYMARKER;
152: goto yy3;
153: yy18:
154: ++YYCURSOR;
155: #line 48 "ext/phar/phar_path_check.re"
156: {
157: *error = "double slash";
158: return pcr_err_double_slash;
159: }
160: #line 161 "ext/phar/phar_path_check.c"
161: yy20:
162: yych = *++YYCURSOR;
163: if (yych <= 0x00) goto yy23;
164: if (yych == '/') goto yy23;
165: goto yy17;
166: yy21:
167: ++YYCURSOR;
168: #line 56 "ext/phar/phar_path_check.re"
169: {
170: *error = "current directory reference";
171: return pcr_err_curr_dir;
172: }
173: #line 174 "ext/phar/phar_path_check.c"
174: yy23:
175: ++YYCURSOR;
176: #line 52 "ext/phar/phar_path_check.re"
177: {
178: *error = "upper directory reference";
179: return pcr_err_up_dir;
180: }
181: #line 182 "ext/phar/phar_path_check.c"
182: }
183: #line 96 "ext/phar/phar_path_check.re"
184:
185: }