Annotation of embedaddon/quagga/lib/route_types.pl, revision 1.1.1.1
1.1 misho 1: #!/usr/bin/perl
2: ##
3: ## Scan a file of route-type definitions (see eg route_types.txt) and
4: ## generate a corresponding header file with:
5: ##
6: ## - enum of Zserv route-types
7: ## - redistribute strings for the various Quagga daemons
8: ##
9: ## See route_types.txt for the format.
10: ##
11: ##
12: ## Copyright (C) 2009 David Lamparter.
13: ## This file is part of GNU Zebra.
14: ##
15: ## GNU Zebra is free software; you can redistribute it and/or modify it
16: ## under the terms of the GNU General Public License as published by the
17: ## Free Software Foundation; either version 2, or (at your option) any
18: ## later version.
19: ##
20: ## GNU Zebra is distributed in the hope that it will be useful, but
21: ## WITHOUT ANY WARRANTY; without even the implied warranty of
22: ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23: ## General Public License for more details.
24: ##
25: ## You should have received a copy of the GNU General Public License
26: ## along with GNU Zebra; see the file COPYING. If not, write to the Free
27: ## Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
28: ## 02111-1307, USA.
29: ##
30:
31: use strict;
32:
33: # input processing
34: #
35: my @protos;
36: my %protodetail;
37:
38: my %daemons;
39:
40: while (<STDIN>) {
41: # skip comments and empty lines
42: next if (/^\s*(#|$)/);
43:
44: # strip whitespace
45: chomp;
46: $_ =~ s/^\s*//;
47: $_ =~ s/\s*$//;
48:
49: # match help strings
50: if (/^(ZEBRA_ROUTE_[^\s]+)\s*,\s*"(.*)"$/) {
51: $protodetail{$1}->{'longhelp'} = $2;
52: next;
53: }
54:
55: $_ =~ s/\s*,\s*/,/g;
56:
57: # else: 7-field line
58: my @f = split(/,/, $_);
59: unless (@f == 7) {
60: die "invalid input on route_types line $.\n";
61: }
62:
63: my $proto = $f[0];
64: $f[3] = $1 if ($f[3] =~ /^'(.*)'$/);
65: $f[6] = $1 if ($f[6] =~ /^"(.*)"$/);
66:
67: $protodetail{$proto} = {
68: "number" => scalar @protos,
69: "type" => $f[0],
70: "cname" => $f[1],
71: "daemon" => $f[2],
72: "char" => $f[3],
73: "ipv4" => int($f[4]),
74: "ipv6" => int($f[5]),
75: "shorthelp" => $f[6],
76: };
77: push @protos, $proto;
78: $daemons{$f[2]} = {
79: "ipv4" => int($f[4]),
80: "ipv6" => int($f[5])
81: } unless ($f[2] eq "NULL");
82: }
83:
84: # output
85: printf <<EOF, $ARGV[0];
86: /* Auto-generated from route_types.txt by %s. */
87: /* Do not edit! */
88:
89: #ifndef _QUAGGA_ROUTE_TYPES_H
90: #define _QUAGGA_ROUTE_TYPES_H
91:
92: /* Zebra route's types. */
93: EOF
94:
95: push @protos, "ZEBRA_ROUTE_MAX";
96: my (@protosv4, @protosv6) = ((), ());
97: for (my $c = 0; $c < @protos; $c++) {
98: my $p = $protos[$c];
99: printf "#define %-32s %d\n", $p, $c;
100: push @protosv4, $p if ($protodetail{$p}->{"ipv4"});
101: push @protosv6, $p if ($protodetail{$p}->{"ipv6"});
102: }
103: pop @protos;
104:
105: sub codelist {
106: my (@protos) = @_;
107: my (@lines) = ();
108: my $str = " \"Codes: ";
109: for my $p (@protos) {
110: my $s = sprintf("%s - %s, ",
111: $protodetail{$p}->{"char"},
112: $protodetail{$p}->{"shorthelp"});
113: if (length($str . $s) > 70) {
114: $str =~ s/ $//;
115: push @lines, $str . "%s\" \\\n";
116: $str = " \" ";
117: }
118: $str .= $s;
119: }
120: $str =~ s/ $//;
121: push @lines, $str . "%s\" \\\n";
122: push @lines, " \" > - selected route, * - FIB route%s%s\", \\\n";
123: my @nl = ();
124: for (my $c = 0; $c < @lines + 1; $c++) {
125: push @nl, "VTY_NEWLINE"
126: }
127: return join("", @lines) ." ". join(", ", @nl);
128: }
129:
130: print "\n";
131: printf "#define SHOW_ROUTE_V4_HEADER \\\n%s\n", codelist(@protosv4);
132: printf "#define SHOW_ROUTE_V6_HEADER \\\n%s\n", codelist(@protosv6);
133: print "\n";
134:
135: sub collect {
136: my ($daemon, $ipv4, $ipv6) = @_;
137: my (@names, @help) = ((), ());
138: for my $p (@protos) {
139: next if ($protodetail{$p}->{"daemon"} eq $daemon && $daemon ne "zebra");
140: next unless (($ipv4 && $protodetail{$p}->{"ipv4"})
141: || ($ipv6 && $protodetail{$p}->{"ipv6"}));
142: push @names, $protodetail{$p}->{"cname"};
143: push @help, " \"".$protodetail{$p}->{"longhelp"}."\\n\"";
144: }
145: return ("\"(" . join("|", @names) . ")\"", join(" \\\n", @help));
146: }
147:
148: for my $daemon (sort keys %daemons) {
149: next unless ($daemons{$daemon}->{"ipv4"} || $daemons{$daemon}->{"ipv6"});
150: printf "/* %s */\n", $daemon;
151: if ($daemons{$daemon}->{"ipv4"} && $daemons{$daemon}->{"ipv6"}) {
152: my ($names, $help) = collect($daemon, 1, 1);
153: printf "#define QUAGGA_REDIST_STR_%s \\\n %s\n", uc $daemon, $names;
154: printf "#define QUAGGA_REDIST_HELP_STR_%s \\\n%s\n", uc $daemon, $help;
155: ($names, $help) = collect($daemon, 1, 0);
156: printf "#define QUAGGA_IP_REDIST_STR_%s \\\n %s\n", uc $daemon, $names;
157: printf "#define QUAGGA_IP_REDIST_HELP_STR_%s \\\n%s\n", uc $daemon, $help;
158: ($names, $help) = collect($daemon, 0, 1);
159: printf "#define QUAGGA_IP6_REDIST_STR_%s \\\n %s\n", uc $daemon, $names;
160: printf "#define QUAGGA_IP6_REDIST_HELP_STR_%s \\\n%s\n", uc $daemon, $help;
161: } else {
162: my ($names, $help) = collect($daemon,
163: $daemons{$daemon}->{"ipv4"}, $daemons{$daemon}->{"ipv6"});
164: printf "#define QUAGGA_REDIST_STR_%s \\\n %s\n", uc $daemon, $names;
165: printf "#define QUAGGA_REDIST_HELP_STR_%s \\\n%s\n", uc $daemon, $help;
166: }
167: print "\n";
168: }
169:
170: print <<EOF;
171:
172: #ifdef QUAGGA_DEFINE_DESC_TABLE
173:
174: struct zebra_desc_table
175: {
176: unsigned int type;
177: const char *string;
178: char chr;
179: };
180:
181: #define DESC_ENTRY(T,S,C) [(T)] = { (T), (S), (C) }
182: static const struct zebra_desc_table route_types[] = {
183: EOF
184:
185: for (my $c = 0; $c < @protos; $c++) {
186: my $p = $protos[$c];
187: printf " DESC_ENTRY\t(%s\t \"%s\",\t'%s' ),\n",
188: $p.",", $protodetail{$p}->{"cname"}, $protodetail{$p}->{"char"};
189: }
190:
191: print <<EOF;
192: };
193: #undef DESC_ENTRY
194:
195: #endif /* QUAGGA_DEFINE_DESC_TABLE */
196:
197: #endif /* _QUAGGA_ROUTE_TYPES_H */
198: EOF
199:
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