summaryrefslogtreecommitdiffstats
path: root/web/server/h2o/libh2o/misc/tokens.pl
blob: 1fcf173fa31146774b7f5bded86c5b57e503efbd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
#! /usr/bin/perl

# Copyright (c) 2014 DeNA Co., Ltd.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to
# deal in the Software without restriction, including without limitation the
# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
# sell copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
# IN THE SOFTWARE.

use strict;
use warnings;
use List::Util qw(max);
use List::MoreUtils qw(uniq);
use Text::MicroTemplate qw(render_mt);

use constant LICENSE => << 'EOT';
/*
 * Copyright (c) 2014 DeNA Co., Ltd.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */
EOT

my %tokens;
my @hpack;

while (my $line = <DATA>) {
    chomp $line;
    my ($hpack_index, $proxy_should_drop_for_req, $proxy_should_drop_for_res, $is_init_header_special, $http2_should_reject, $copy_for_push_request, $dont_compress, $name, $value) =
        split /\s+/, $line, 9;
    next unless $name ne '';
    $tokens{$name} = [ $hpack_index, $proxy_should_drop_for_req, $proxy_should_drop_for_res, $is_init_header_special, $http2_should_reject, $copy_for_push_request, $dont_compress ]
        unless defined $tokens{$name};
    if ($hpack_index != 0) {
        $hpack[$hpack_index - 1] = [ $name, $value ];
    }
}

my @tokens = map { [ $_, @{$tokens{$_}} ] } uniq sort keys %tokens;

# generate token.h
open my $fh, '>', 'include/h2o/token.h'
    or die "failed to open include/h2o/token.h:$!";
print $fh render_mt(<< 'EOT', \@tokens, LICENSE)->as_string;
? my ($tokens, $license) = @_;
<?= $license ?>
/* DO NOT EDIT! generated by tokens.pl */
#ifndef h2o__token_h
#define h2o__token_h

? for my $i (0..$#$tokens) {
#define <?= normalize_name($tokens->[$i][0]) ?> (h2o__tokens + <?= $i ?>)
? }

#endif
EOT
close $fh;

# generate token_table.h
open $fh, '>', 'lib/core/token_table.h'
    or die "failed to open lib/core/token_table.h:$!";
print $fh render_mt(<< 'EOT', \@tokens, LICENSE)->as_string;
? my ($tokens, $license) = @_;
<?= $license ?>
/* DO NOT EDIT! generated by tokens.pl */
h2o_token_t h2o__tokens[] = {
? for my $i (0..$#$tokens) {
    { { H2O_STRLIT("<?= $tokens->[$i][0] ?>") }, <?= join(", ", map { $tokens->[$i][$_] } (1..$#{$tokens->[$i]})) ?> }<?= $i == $#$tokens ? '' : ',' ?>
? }
};
size_t h2o__num_tokens = <?= scalar @$tokens ?>;

const h2o_token_t *h2o_lookup_token(const char *name, size_t len)
{
    switch (len) {
? for my $len (uniq sort { $a <=> $b } map { length $_->[0] } @$tokens) {
    case <?= $len ?>:
        switch (name[<?= $len - 1 ?>]) {
?  my @tokens_of_len = grep { length($_->[0]) == $len } @$tokens;
?  for my $end (uniq sort map { substr($_->[0], length($_->[0]) - 1) } @tokens_of_len) {
        case '<?= $end ?>':
?   my @tokens_of_end = grep { substr($_->[0], length($_->[0]) - 1) eq $end } @tokens_of_len;
?   for my $token (@tokens_of_end) {
            if (memcmp(name, "<?= substr($token->[0], 0, length($token->[0]) - 1) ?>", <?= length($token->[0]) - 1 ?>) == 0)
                return <?= normalize_name($token->[0]) ?>;
?   }
            break;
?  }
        }
        break;
? }
    }

    return NULL;
}
EOT
close $fh;

# generate hpack_static_table.h
open $fh, '>', 'lib/http2/hpack_static_table.h'
    or die "failed to open lib/hpack_static_table.h:$!";
print $fh render_mt(<< 'EOT', \@hpack, LICENSE)->as_string;
? my ($entries, $license) = @_;
<?= $license ?>
/* automatically generated by tokens.pl */

static const struct st_h2o_hpack_static_table_entry_t h2o_hpack_static_table[<?= scalar @$entries ?>] = {
? for my $i (0..$#$entries) {
    { <?= normalize_name($entries->[$i][0]) ?>, { H2O_STRLIT("<?= $entries->[$i][1] || "" ?>") } }<?= $i == $#$entries ? "" : "," ?>
? }
};
EOT
close $fh;

sub normalize_name {
    my $n = shift;
    $n =~ s/^://;
    $n =~ s/-/_/g;
    $n =~ tr/a-z/A-Z/;
    "H2O_TOKEN_$n";
}

# The table below is used to generate h2o__tokens in lib/core/token_table.h
#
# Meaning of the fields:
# - HTTP/2 static table index (non-zero if present)
# - Proxy should drop in request
# - Proxy should drop in response
# - Is init header special
# - HTTP/2 should reject
# - Copy for push request
# - Disable compression (non-zero)

__DATA__
1 0 0 0 0 0 0 :authority
2 0 0 0 0 0 0 :method GET
3 0 0 0 0 0 0 :method POST
4 0 0 0 0 0 0 :path /
5 0 0 0 0 0 0 :path /index.html
6 0 0 0 0 0 0 :scheme http
7 0 0 0 0 0 0 :scheme https
8 0 0 0 0 0 0 :status 200
9 0 0 0 0 0 0 :status 204
10 0 0 0 0 0 0 :status 206
11 0 0 0 0 0 0 :status 304
12 0 0 0 0 0 0 :status 400
13 0 0 0 0 0 0 :status 404
14 0 0 0 0 0 0 :status 500
15 0 0 0 0 1 0 accept-charset
16 0 0 0 0 1 0 accept-encoding gzip, deflate
17 0 0 0 0 1 0 accept-language
18 0 0 0 0 0 0 accept-ranges
19 0 0 0 0 1 0 accept
20 0 0 0 0 0 0 access-control-allow-origin
21 0 0 0 0 0 0 age
22 0 0 0 0 0 0 allow
23 0 0 0 0 0 0 authorization
24 0 0 0 0 0 0 cache-control
25 0 0 0 0 0 0 content-disposition
26 0 0 0 0 0 0 content-encoding
27 0 0 0 0 0 0 content-language
28 0 0 1 0 0 0 content-length
29 0 0 0 0 0 0 content-location
30 0 0 0 0 0 0 content-range
31 0 0 0 0 0 0 content-type
32 0 0 0 0 0 1 cookie
33 0 1 0 0 0 0 date
34 0 0 0 0 0 0 etag
35 0 0 1 0 0 0 expect
36 0 0 0 0 0 0 expires
37 0 0 0 0 0 0 from
38 0 0 1 1 0 0 host
39 0 0 0 0 0 0 if-match
40 0 0 0 0 0 0 if-modified-since
41 0 0 0 0 0 0 if-none-match
42 0 0 0 0 0 0 if-range
43 0 0 0 0 0 0 if-unmodified-since
44 0 0 0 0 0 0 last-modified
45 0 0 0 0 0 0 link
46 0 0 0 0 0 0 location
47 0 0 0 0 0 0 max-forwards
48 1 0 0 0 0 0 proxy-authenticate
49 1 0 0 0 0 0 proxy-authorization
50 0 0 0 0 0 0 range
51 0 0 0 0 0 0 referer
52 0 0 0 0 0 0 refresh
53 0 0 0 0 0 0 retry-after
54 0 0 0 0 0 0 server
55 0 0 0 0 0 1 set-cookie
56 0 0 0 0 0 0 strict-transport-security
57 1 1 1 1 0 0 transfer-encoding
58 0 0 0 0 1 0 user-agent
59 0 0 0 0 0 0 vary
60 0 0 0 0 0 0 via
61 0 0 0 0 0 0 www-authenticate
0 1 1 0 1 0 0 connection
0 0 0 0 0 0 0 x-reproxy-url
0 1 1 1 1 0 0 upgrade
0 1 0 0 1 0 0 http2-settings
0 1 0 0 1 0 0 te
0 1 1 0 0 0 0 keep-alive
0 0 0 0 0 0 0 x-forwarded-for
0 0 0 0 0 0 0 x-traffic
0 0 0 0 0 0 0 cache-digest
0 0 0 0 0 0 0 x-compress-hint