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php-src/ext/phar/phar_path_check.c
Jakub Zelenka 61499bf282 Fix accepting ill-formed UTF-8 characters 
Conflicts:
	ext/phar/phar_path_check.c
2014-04-22 16:55:58 -07:00

305 lines
6.8 KiB
C
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/* Generated by re2c 0.13.5 on Tue Apr 22 16:55:12 2014 */
#line 1 "ext/phar/phar_path_check.re"
/*
+----------------------------------------------------------------------+
| phar php single-file executable PHP extension |
+----------------------------------------------------------------------+
| Copyright (c) 2007-2014 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: |
| http://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. |
+----------------------------------------------------------------------+
| Authors: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "phar_internal.h"
phar_path_check_result phar_path_check(char **s, int *len, const char **error)
{
const unsigned char *p = (const unsigned char*)*s;
const unsigned char *m;
if (*len == 1 && *p == '.') {
*error = "current directory reference";
return pcr_err_curr_dir;
} else if (*len == 2 && p[0] == '.' && p[1] == '.') {
*error = "upper directory reference";
return pcr_err_up_dir;
}
#define YYCTYPE unsigned char
#define YYCURSOR p
#define YYLIMIT p+*len
#define YYMARKER m
#define YYFILL(n)
loop:
#line 47 "ext/phar/phar_path_check.c"
{
YYCTYPE yych;
unsigned int yyaccept = 0;
if ((YYLIMIT - YYCURSOR) < 4) YYFILL(4);
yych = *YYCURSOR;
if (yych <= '[') {
if (yych <= ')') {
if (yych <= '\t') {
if (yych <= 0x00) goto yy21;
goto yy23;
} else {
if (yych <= '\n') goto yy2;
if (yych <= 0x19) goto yy23;
goto yy11;
}
} else {
if (yych <= '/') {
if (yych <= '*') goto yy7;
if (yych <= '.') goto yy11;
goto yy3;
} else {
if (yych == '?') goto yy9;
goto yy11;
}
}
} else {
if (yych <= 0xEC) {
if (yych <= 0xC1) {
if (yych <= '\\') goto yy5;
if (yych <= 0x7F) goto yy11;
goto yy23;
} else {
if (yych <= 0xDF) goto yy12;
if (yych <= 0xE0) goto yy14;
goto yy15;
}
} else {
if (yych <= 0xF0) {
if (yych <= 0xED) goto yy16;
if (yych <= 0xEF) goto yy17;
goto yy18;
} else {
if (yych <= 0xF3) goto yy19;
if (yych <= 0xF4) goto yy20;
goto yy23;
}
}
}
yy2:
YYCURSOR = YYMARKER;
if (yyaccept <= 0) {
goto yy4;
} else {
goto yy13;
}
yy3:
yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= '-') goto yy4;
if (yych <= '.') goto yy35;
if (yych <= '/') goto yy36;
yy4:
#line 88 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 115 "ext/phar/phar_path_check.c"
yy5:
++YYCURSOR;
#line 72 "ext/phar/phar_path_check.re"
{
*error = "back-slash";
return pcr_err_back_slash;
}
#line 123 "ext/phar/phar_path_check.c"
yy7:
++YYCURSOR;
#line 76 "ext/phar/phar_path_check.re"
{
*error = "star";
return pcr_err_star;
}
#line 131 "ext/phar/phar_path_check.c"
yy9:
++YYCURSOR;
#line 80 "ext/phar/phar_path_check.re"
{
if (**s == '/') {
(*s)++;
}
*len = (p - (const unsigned char*)*s) -1;
*error = NULL;
return pcr_use_query;
}
#line 143 "ext/phar/phar_path_check.c"
yy11:
yych = *++YYCURSOR;
goto yy4;
yy12:
++YYCURSOR;
if ((yych = *YYCURSOR) <= 0x7F) goto yy13;
if (yych <= 0xBF) goto yy26;
yy13:
#line 104 "ext/phar/phar_path_check.re"
{
*error ="illegal character";
return pcr_err_illegal_char;
}
#line 157 "ext/phar/phar_path_check.c"
yy14:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x9F) goto yy13;
if (yych <= 0xBF) goto yy34;
goto yy13;
yy15:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy13;
if (yych <= 0xBF) goto yy33;
goto yy13;
yy16:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy13;
if (yych <= 0x9F) goto yy32;
goto yy13;
yy17:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy13;
if (yych <= 0xBF) goto yy31;
goto yy13;
yy18:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x8F) goto yy13;
if (yych <= 0xBF) goto yy29;
goto yy13;
yy19:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy13;
if (yych <= 0xBF) goto yy27;
goto yy13;
yy20:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy13;
if (yych <= 0x8F) goto yy24;
goto yy13;
yy21:
++YYCURSOR;
#line 91 "ext/phar/phar_path_check.re"
{
if (**s == '/') {
(*s)++;
(*len)--;
}
if ((p - (const unsigned char*)*s) - 1 != *len)
{
*error ="illegal character";
return pcr_err_illegal_char;
}
*error = NULL;
return pcr_is_ok;
}
#line 216 "ext/phar/phar_path_check.c"
yy23:
yych = *++YYCURSOR;
goto yy13;
yy24:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych >= 0xC0) goto yy2;
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych >= 0xC0) goto yy2;
yy26:
yych = *++YYCURSOR;
goto yy4;
yy27:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych >= 0xC0) goto yy2;
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy29:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych >= 0xC0) goto yy2;
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy31:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy32:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy33:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy34:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy2;
if (yych <= 0xBF) goto yy26;
goto yy2;
yy35:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy39;
if (yych <= '-') goto yy2;
if (yych <= '.') goto yy38;
if (yych <= '/') goto yy39;
goto yy2;
yy36:
++YYCURSOR;
#line 60 "ext/phar/phar_path_check.re"
{
*error = "double slash";
return pcr_err_double_slash;
}
#line 280 "ext/phar/phar_path_check.c"
yy38:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy41;
if (yych == '/') goto yy41;
goto yy2;
yy39:
++YYCURSOR;
#line 68 "ext/phar/phar_path_check.re"
{
*error = "current directory reference";
return pcr_err_curr_dir;
}
#line 293 "ext/phar/phar_path_check.c"
yy41:
++YYCURSOR;
#line 64 "ext/phar/phar_path_check.re"
{
*error = "upper directory reference";
return pcr_err_up_dir;
}
#line 301 "ext/phar/phar_path_check.c"
}
#line 108 "ext/phar/phar_path_check.re"
}
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