18 18
#line 16 "src/ngx_http_xss_util.rl"
19 19 20 20
#line 21 "src/ngx_http_xss_util.c"
21 +
static const char _javascript_key_offsets[] = {
22 +
0, 0, 6, 9, 11, 14, 18, 28
23 +
};
24 + 25 +
static const char _javascript_trans_keys[] = {
26 +
36, 95, 65, 90, 97, 122, 46, 48,
27 +
57, 48, 57, 93, 48, 57, 46, 93,
28 +
48, 57, 36, 46, 91, 95, 48, 57,
29 +
65, 90, 97, 122, 0
30 +
};
31 + 32 +
static const char _javascript_single_lengths[] = {
33 +
0, 2, 1, 0, 1, 2, 4, 0
34 +
};
35 + 36 +
static const char _javascript_range_lengths[] = {
37 +
0, 2, 1, 1, 1, 1, 3, 0
38 +
};
39 + 40 +
static const char _javascript_index_offsets[] = {
41 +
0, 0, 5, 8, 10, 13, 17, 25
42 +
};
43 + 44 +
static const char _javascript_trans_targs[] = {
45 +
6, 6, 6, 6, 0, 3, 5, 0,
46 +
4, 0, 7, 4, 0, 3, 7, 5,
47 +
0, 6, 1, 2, 6, 6, 6, 6,
48 +
0, 0, 0
49 +
};
50 + 21 51
static const int javascript_start = 1;
22 52 23 53
@@ -33,103 +63,77 @@ ngx_int_t ngx_http_xss_test_callback(u_char *data, size_t len)
33 63
pe = p + len;
34 64 35 65 36 -
#line 40 "src/ngx_http_xss_util.c"
66 +
#line 70 "src/ngx_http_xss_util.c"
37 67
{
38 68
cs = javascript_start;
39 69
}
40 70 41 -
#line 45 "src/ngx_http_xss_util.c"
71 +
#line 75 "src/ngx_http_xss_util.c"
42 72
{
73 +
int _klen;
74 +
const char *_keys;
75 +
int _trans;
76 + 43 77
if ( p == pe )
44 78
goto _test_eof;
45 -
switch ( cs )
46 -
{
47 -
st1:
48 -
if ( ++p == pe )
49 -
goto _test_eof1;
50 -
case 1:
51 -
switch( (*p) ) {
52 -
case 36: goto st6;
53 -
case 95: goto st6;
54 -
}
55 -
if ( (*p) > 90 ) {
56 -
if ( 97 <= (*p) && (*p) <= 122 )
57 -
goto st6;
58 -
} else if ( (*p) >= 65 )
59 -
goto st6;
60 -
goto st0;
61 -
st0:
62 -
cs = 0;
63 -
goto _out;
64 -
st6:
65 -
if ( ++p == pe )
66 -
goto _test_eof6;
67 -
case 6:
68 -
switch( (*p) ) {
69 -
case 36: goto st6;
70 -
case 46: goto st1;
71 -
case 91: goto st2;
72 -
case 95: goto st6;
79 +
if ( cs == 0 )
80 +
goto _out;
81 +
_resume:
82 +
_keys = _javascript_trans_keys + _javascript_key_offsets[cs];
83 +
_trans = _javascript_index_offsets[cs];
84 + 85 +
_klen = _javascript_single_lengths[cs];
86 +
if ( _klen > 0 ) {
87 +
const char *_lower = _keys;
88 +
const char *_mid;
89 +
const char *_upper = _keys + _klen - 1;
90 +
while (1) {
91 +
if ( _upper < _lower )
92 +
break;
93 + 94 +
_mid = _lower + ((_upper-_lower) >> 1);
95 +
if ( (*p) < *_mid )
96 +
_upper = _mid - 1;
97 +
else if ( (*p) > *_mid )
98 +
_lower = _mid + 1;
99 +
else {
100 +
_trans += (unsigned int)(_mid - _keys);
101 +
goto _match;
102 +
}
103 +
}
104 +
_keys += _klen;
105 +
_trans += _klen;
73 106
}
74 -
if ( (*p) < 65 ) {
75 -
if ( 48 <= (*p) && (*p) <= 57 )
76 -
goto st6;
77 -
} else if ( (*p) > 90 ) {
78 -
if ( 97 <= (*p) && (*p) <= 122 )
79 -
goto st6;
80 -
} else
81 -
goto st6;
82 -
goto st0;
83 -
st2:
84 -
if ( ++p == pe )
85 -
goto _test_eof2;
86 -
case 2:
87 -
if ( (*p) == 46 )
88 -
goto st3;
89 -
if ( 48 <= (*p) && (*p) <= 57 )
90 -
goto st5;
91 -
goto st0;
92 -
st3:
93 -
if ( ++p == pe )
94 -
goto _test_eof3;
95 -
case 3:
96 -
if ( 48 <= (*p) && (*p) <= 57 )
97 -
goto st4;
98 -
goto st0;
99 -
st4:
100 -
if ( ++p == pe )
101 -
goto _test_eof4;
102 -
case 4:
103 -
if ( (*p) == 93 )
104 -
goto st7;
105 -
if ( 48 <= (*p) && (*p) <= 57 )
106 -
goto st4;
107 -
goto st0;
108 -
st7:
109 -
if ( ++p == pe )
110 -
goto _test_eof7;
111 -
case 7:
112 -
goto st0;
113 -
st5:
114 -
if ( ++p == pe )
115 -
goto _test_eof5;
116 -
case 5:
117 -
switch( (*p) ) {
118 -
case 46: goto st3;
119 -
case 93: goto st7;
120 -
}
121 -
if ( 48 <= (*p) && (*p) <= 57 )
122 -
goto st5;
123 -
goto st0;
107 + 108 +
_klen = _javascript_range_lengths[cs];
109 +
if ( _klen > 0 ) {
110 +
const char *_lower = _keys;
111 +
const char *_mid;
112 +
const char *_upper = _keys + (_klen<<1) - 2;
113 +
while (1) {
114 +
if ( _upper < _lower )
115 +
break;
116 + 117 +
_mid = _lower + (((_upper-_lower) >> 1) & ~1);
118 +
if ( (*p) < _mid[0] )
119 +
_upper = _mid - 2;
120 +
else if ( (*p) > _mid[1] )
121 +
_lower = _mid + 2;
122 +
else {
123 +
_trans += (unsigned int)((_mid - _keys)>>1);
124 +
goto _match;
125 +
}
126 +
}
127 +
_trans += _klen;
124 128
}
125 -
_test_eof1: cs = 1; goto _test_eof;
126 -
_test_eof6: cs = 6; goto _test_eof;
127 -
_test_eof2: cs = 2; goto _test_eof;
128 -
_test_eof3: cs = 3; goto _test_eof;
129 -
_test_eof4: cs = 4; goto _test_eof;
130 -
_test_eof7: cs = 7; goto _test_eof;
131 -
_test_eof5: cs = 5; goto _test_eof;
132 129 130 +
_match:
131 +
cs = _javascript_trans_targs[_trans];
132 + 133 +
if ( cs == 0 )
134 +
goto _out;
135 +
if ( ++p != pe )
136 +
goto _resume;
133 137
_test_eof: {}
134 138
_out: {}
135 139
}
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