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|
/* Generated by re2c 0.13.5 */
#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 <= 0x19) {
if (yych <= 0x00) goto yy16;
if (yych == '\n') goto yy15;
goto yy14;
} else {
if (yych <= '*') {
if (yych <= ')') goto yy18;
goto yy6;
} else {
if (yych != '/') goto yy18;
}
}
} else {
if (yych <= 0x7F) {
if (yych <= '?') goto yy8;
if (yych == '\\') goto yy4;
goto yy18;
} else {
if (yych <= 0xDF) {
if (yych <= 0xBF) goto yy14;
goto yy10;
} else {
if (yych <= 0xEF) goto yy12;
if (yych <= 0xF7) goto yy13;
goto yy14;
}
}
}
yyaccept = 0;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= '-') goto yy3;
if (yych <= '.') goto yy29;
if (yych <= '/') goto yy30;
yy3:
#line 105 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 93 "ext/phar/phar_path_check.c"
yy4:
++YYCURSOR;
#line 63 "ext/phar/phar_path_check.re"
{
*error = "back-slash";
return pcr_err_back_slash;
}
#line 101 "ext/phar/phar_path_check.c"
yy6:
++YYCURSOR;
#line 67 "ext/phar/phar_path_check.re"
{
*error = "star";
return pcr_err_star;
}
#line 109 "ext/phar/phar_path_check.c"
yy8:
++YYCURSOR;
#line 71 "ext/phar/phar_path_check.re"
{
if (**s == '/') {
(*s)++;
}
*len = (p - (const unsigned char*)*s) -1;
*error = NULL;
return pcr_use_query;
}
#line 121 "ext/phar/phar_path_check.c"
yy10:
++YYCURSOR;
if ((yych = *YYCURSOR) <= 0x7F) goto yy11;
if (yych <= 0xBF) goto yy27;
yy11:
#line 88 "ext/phar/phar_path_check.re"
{
*error ="illegal character";
return pcr_err_illegal_char;
}
#line 132 "ext/phar/phar_path_check.c"
yy12:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy11;
if (yych <= 0xBF) goto yy24;
goto yy11;
yy13:
yyaccept = 1;
yych = *(YYMARKER = ++YYCURSOR);
if (yych <= 0x7F) goto yy11;
if (yych <= 0xBF) goto yy19;
goto yy11;
yy14:
yych = *++YYCURSOR;
goto yy11;
yy15:
yych = *++YYCURSOR;
goto yy11;
yy16:
++YYCURSOR;
#line 92 "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 167 "ext/phar/phar_path_check.c"
yy18:
yych = *++YYCURSOR;
goto yy3;
yy19:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy20;
if (yych <= 0xBF) goto yy21;
yy20:
YYCURSOR = YYMARKER;
if (yyaccept <= 0) {
goto yy3;
} else {
goto yy11;
}
yy21:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy20;
if (yych >= 0xC0) goto yy20;
++YYCURSOR;
#line 85 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 191 "ext/phar/phar_path_check.c"
yy24:
yych = *++YYCURSOR;
if (yych <= 0x7F) goto yy20;
if (yych >= 0xC0) goto yy20;
++YYCURSOR;
#line 82 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 201 "ext/phar/phar_path_check.c"
yy27:
++YYCURSOR;
#line 79 "ext/phar/phar_path_check.re"
{
goto loop;
}
#line 208 "ext/phar/phar_path_check.c"
yy29:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy33;
if (yych <= '-') goto yy20;
if (yych <= '.') goto yy32;
if (yych <= '/') goto yy33;
goto yy20;
yy30:
++YYCURSOR;
#line 51 "ext/phar/phar_path_check.re"
{
*error = "double slash";
return pcr_err_double_slash;
}
#line 223 "ext/phar/phar_path_check.c"
yy32:
yych = *++YYCURSOR;
if (yych <= 0x00) goto yy35;
if (yych == '/') goto yy35;
goto yy20;
yy33:
++YYCURSOR;
#line 59 "ext/phar/phar_path_check.re"
{
*error = "current directory reference";
return pcr_err_curr_dir;
}
#line 236 "ext/phar/phar_path_check.c"
yy35:
++YYCURSOR;
#line 55 "ext/phar/phar_path_check.re"
{
*error = "upper directory reference";
return pcr_err_up_dir;
}
#line 244 "ext/phar/phar_path_check.c"
}
#line 108 "ext/phar/phar_path_check.re"
}
|
