1 /* Generated by re2c 0.13.5 */ 2 #line 1 "ext/phar/phar_path_check.re" 3 /* 4 +----------------------------------------------------------------------+ 5 | phar php single-file executable PHP extension | 6 +----------------------------------------------------------------------+ 7 | Copyright (c) 2007-2015 The PHP Group | 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 21 /* $Id$ */ 22 23 #include "phar_internal.h" 24 phar_path_check(char ** s,int * len,const char ** error)25phar_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 unsigned int yyaccept = 0; 50 51 if ((YYLIMIT - YYCURSOR) < 4) YYFILL(4); 52 yych = *YYCURSOR; 53 if (yych <= '[') { 54 if (yych <= ')') { 55 if (yych <= '\t') { 56 if (yych <= 0x00) goto yy21; 57 goto yy23; 58 } else { 59 if (yych <= '\n') goto yy2; 60 if (yych <= 0x19) goto yy23; 61 goto yy11; 62 } 63 } else { 64 if (yych <= '/') { 65 if (yych <= '*') goto yy7; 66 if (yych <= '.') goto yy11; 67 goto yy3; 68 } else { 69 if (yych == '?') goto yy9; 70 goto yy11; 71 } 72 } 73 } else { 74 if (yych <= 0xEC) { 75 if (yych <= 0xC1) { 76 if (yych <= '\\') goto yy5; 77 if (yych <= 0x7F) goto yy11; 78 goto yy23; 79 } else { 80 if (yych <= 0xDF) goto yy12; 81 if (yych <= 0xE0) goto yy14; 82 goto yy15; 83 } 84 } else { 85 if (yych <= 0xF0) { 86 if (yych <= 0xED) goto yy16; 87 if (yych <= 0xEF) goto yy17; 88 goto yy18; 89 } else { 90 if (yych <= 0xF3) goto yy19; 91 if (yych <= 0xF4) goto yy20; 92 goto yy23; 93 } 94 } 95 } 96 yy2: 97 YYCURSOR = YYMARKER; 98 if (yyaccept <= 0) { 99 goto yy4; 100 } else { 101 goto yy13; 102 } 103 yy3: 104 yyaccept = 0; 105 yych = *(YYMARKER = ++YYCURSOR); 106 if (yych <= '-') goto yy4; 107 if (yych <= '.') goto yy35; 108 if (yych <= '/') goto yy36; 109 yy4: 110 #line 88 "ext/phar/phar_path_check.re" 111 { 112 goto loop; 113 } 114 #line 115 "ext/phar/phar_path_check.c" 115 yy5: 116 ++YYCURSOR; 117 #line 72 "ext/phar/phar_path_check.re" 118 { 119 *error = "back-slash"; 120 return pcr_err_back_slash; 121 } 122 #line 123 "ext/phar/phar_path_check.c" 123 yy7: 124 ++YYCURSOR; 125 #line 76 "ext/phar/phar_path_check.re" 126 { 127 *error = "star"; 128 return pcr_err_star; 129 } 130 #line 131 "ext/phar/phar_path_check.c" 131 yy9: 132 ++YYCURSOR; 133 #line 80 "ext/phar/phar_path_check.re" 134 { 135 if (**s == '/') { 136 (*s)++; 137 } 138 *len = (p - (const unsigned char*)*s) -1; 139 *error = NULL; 140 return pcr_use_query; 141 } 142 #line 143 "ext/phar/phar_path_check.c" 143 yy11: 144 yych = *++YYCURSOR; 145 goto yy4; 146 yy12: 147 ++YYCURSOR; 148 if ((yych = *YYCURSOR) <= 0x7F) goto yy13; 149 if (yych <= 0xBF) goto yy26; 150 yy13: 151 #line 104 "ext/phar/phar_path_check.re" 152 { 153 *error ="illegal character"; 154 return pcr_err_illegal_char; 155 } 156 #line 157 "ext/phar/phar_path_check.c" 157 yy14: 158 yyaccept = 1; 159 yych = *(YYMARKER = ++YYCURSOR); 160 if (yych <= 0x9F) goto yy13; 161 if (yych <= 0xBF) goto yy34; 162 goto yy13; 163 yy15: 164 yyaccept = 1; 165 yych = *(YYMARKER = ++YYCURSOR); 166 if (yych <= 0x7F) goto yy13; 167 if (yych <= 0xBF) goto yy33; 168 goto yy13; 169 yy16: 170 yyaccept = 1; 171 yych = *(YYMARKER = ++YYCURSOR); 172 if (yych <= 0x7F) goto yy13; 173 if (yych <= 0x9F) goto yy32; 174 goto yy13; 175 yy17: 176 yyaccept = 1; 177 yych = *(YYMARKER = ++YYCURSOR); 178 if (yych <= 0x7F) goto yy13; 179 if (yych <= 0xBF) goto yy31; 180 goto yy13; 181 yy18: 182 yyaccept = 1; 183 yych = *(YYMARKER = ++YYCURSOR); 184 if (yych <= 0x8F) goto yy13; 185 if (yych <= 0xBF) goto yy29; 186 goto yy13; 187 yy19: 188 yyaccept = 1; 189 yych = *(YYMARKER = ++YYCURSOR); 190 if (yych <= 0x7F) goto yy13; 191 if (yych <= 0xBF) goto yy27; 192 goto yy13; 193 yy20: 194 yyaccept = 1; 195 yych = *(YYMARKER = ++YYCURSOR); 196 if (yych <= 0x7F) goto yy13; 197 if (yych <= 0x8F) goto yy24; 198 goto yy13; 199 yy21: 200 ++YYCURSOR; 201 #line 91 "ext/phar/phar_path_check.re" 202 { 203 if (**s == '/') { 204 (*s)++; 205 (*len)--; 206 } 207 if ((p - (const unsigned char*)*s) - 1 != *len) 208 { 209 *error ="illegal character"; 210 return pcr_err_illegal_char; 211 } 212 *error = NULL; 213 return pcr_is_ok; 214 } 215 #line 216 "ext/phar/phar_path_check.c" 216 yy23: 217 yych = *++YYCURSOR; 218 goto yy13; 219 yy24: 220 yych = *++YYCURSOR; 221 if (yych <= 0x7F) goto yy2; 222 if (yych >= 0xC0) goto yy2; 223 yych = *++YYCURSOR; 224 if (yych <= 0x7F) goto yy2; 225 if (yych >= 0xC0) goto yy2; 226 yy26: 227 yych = *++YYCURSOR; 228 goto yy4; 229 yy27: 230 yych = *++YYCURSOR; 231 if (yych <= 0x7F) goto yy2; 232 if (yych >= 0xC0) goto yy2; 233 yych = *++YYCURSOR; 234 if (yych <= 0x7F) goto yy2; 235 if (yych <= 0xBF) goto yy26; 236 goto yy2; 237 yy29: 238 yych = *++YYCURSOR; 239 if (yych <= 0x7F) goto yy2; 240 if (yych >= 0xC0) goto yy2; 241 yych = *++YYCURSOR; 242 if (yych <= 0x7F) goto yy2; 243 if (yych <= 0xBF) goto yy26; 244 goto yy2; 245 yy31: 246 yych = *++YYCURSOR; 247 if (yych <= 0x7F) goto yy2; 248 if (yych <= 0xBF) goto yy26; 249 goto yy2; 250 yy32: 251 yych = *++YYCURSOR; 252 if (yych <= 0x7F) goto yy2; 253 if (yych <= 0xBF) goto yy26; 254 goto yy2; 255 yy33: 256 yych = *++YYCURSOR; 257 if (yych <= 0x7F) goto yy2; 258 if (yych <= 0xBF) goto yy26; 259 goto yy2; 260 yy34: 261 yych = *++YYCURSOR; 262 if (yych <= 0x7F) goto yy2; 263 if (yych <= 0xBF) goto yy26; 264 goto yy2; 265 yy35: 266 yych = *++YYCURSOR; 267 if (yych <= 0x00) goto yy39; 268 if (yych <= '-') goto yy2; 269 if (yych <= '.') goto yy38; 270 if (yych <= '/') goto yy39; 271 goto yy2; 272 yy36: 273 ++YYCURSOR; 274 #line 60 "ext/phar/phar_path_check.re" 275 { 276 *error = "double slash"; 277 return pcr_err_double_slash; 278 } 279 #line 280 "ext/phar/phar_path_check.c" 280 yy38: 281 yych = *++YYCURSOR; 282 if (yych <= 0x00) goto yy41; 283 if (yych == '/') goto yy41; 284 goto yy2; 285 yy39: 286 ++YYCURSOR; 287 #line 68 "ext/phar/phar_path_check.re" 288 { 289 *error = "current directory reference"; 290 return pcr_err_curr_dir; 291 } 292 #line 293 "ext/phar/phar_path_check.c" 293 yy41: 294 ++YYCURSOR; 295 #line 64 "ext/phar/phar_path_check.re" 296 { 297 *error = "upper directory reference"; 298 return pcr_err_up_dir; 299 } 300 #line 301 "ext/phar/phar_path_check.c" 301 } 302 #line 108 "ext/phar/phar_path_check.re" 303 304 } 305
