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Diffstat (limited to 'sbin/isakmpd/genfields.sh')
| -rw-r--r-- | sbin/isakmpd/genfields.sh | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/sbin/isakmpd/genfields.sh b/sbin/isakmpd/genfields.sh new file mode 100644 index 00000000000..0cb6db41cd7 --- /dev/null +++ b/sbin/isakmpd/genfields.sh @@ -0,0 +1,187 @@ +# $Id: genfields.sh,v 1.1 1998/11/15 00:03:48 niklas Exp $ + +# +# Copyright (c) 1998 Niklas Hallqvist. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. All advertising materials mentioning features or use of this software +# must display the following acknowledgement: +# This product includes software developed by Ericsson Radio Systems. +# 4. The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +# +# This code was written under funding by Ericsson Radio Systems. +# + +base=`basename $1` +upcased_name=`echo $base |tr a-z A-Z` + +awk=${AWK:-awk} + +locase_function='function locase (str) { + cmd = "echo " str " |tr A-Z a-z" + cmd | getline retval; + close (cmd); + return retval; +}' + +$awk " +$locase_function +"' +BEGIN { + print "/* DO NOT EDIT-- this file is automatically generated. */\n" + print "#ifndef _'$upcased_name'_H_" + print "#define _'$upcased_name'_H_\n" + + print "#include \"field.h\"\n" + + print "struct constant_map;\n" +} + +/^#/ { + next +} + +/^\./ { + printf ("#define %s_SZ %d\n", prefix, off) + size[prefix] = off + next +} + +/^[^ ]/ { + prefix = $1 + printf ("extern struct field %s_fld[];\n\n", locase(prefix)); + if ($3) + { + off = size[$3] + } + else + { + off = 0 + } + i = 0 + next +} + +/^[ ]/ && $1 { + printf ("#define %s_%s_OFF %d\n", prefix, $1, off) + if ($3) + { + printf ("#define %s_%s_LEN %d\n", prefix, $1, $3) + } + if ($4) + { + printf ("extern struct constant_map *%s_%s_maps[];\n", locase(prefix), + locase($1)) + } + if ($2 == "raw") + { + printf ("#define GET_%s_%s(buf, val) ", prefix, $1) + printf ("field_get_raw (%s_fld + %d, buf, val)\n", locase(prefix), i) + printf ("#define SET_%s_%s(buf, val) ", prefix, $1) + printf ("field_set_raw (%s_fld + %d, buf, val)\n", locase(prefix), i) + } + else + { + printf ("#define GET_%s_%s(buf) field_get_num (%s_fld + %d, buf)\n", + prefix, $1, locase(prefix), i) + printf ("#define SET_%s_%s(buf, val) ", prefix, $1) + printf ("field_set_num (%s_fld + %d, buf, val)\n", locase(prefix), i) + } + off += $3 + i++ + next +} + +{ + print +} + +END { + printf ("\n") + print "#endif /* _'$upcased_name'_H_ */" +} +' <$1.fld >$base.h + +$awk " +$locase_function +"' +BEGIN { + print "/* DO NOT EDIT-- this file is automatically generated. */\n" + print "#include \"constants.h\"" + print "#include \"field.h\"" + print "#include \"'$base'.h\"" + print "#include \"isakmp_num.h\"" + print "#include \"ipsec_num.h\"" +} + +/^#/ { + next +} + +/^\./ { + print " { 0, 0, 0, 0, 0 }\n};\n" + size[prefix] = off + for (map in maps) + { + printf ("struct constant_map *%s_%s_maps[] = { ", locase(prefix), + locase(map)) + printf ("%s,0 };\n", maps[map]) + } + next +} + +/^[^ ]/ { + prefix = $1 + printf ("struct field %s_fld[] = {\n", locase(prefix)) + if ($3) + { + off = size[$3] + } + else + { + off = 0 + } + delete maps + next +} + +/^[ ]/ && $1 { + if ($4) + { + maps_name = locase(prefix)"_"locase($1)"_maps" + maps[$1] = $4 + } + else + { + maps_name = "0" + } + printf (" { \"%s\", %d, %d, %s, %s }, \n", $1, off, $3, $2, maps_name) + off += $3 + next +} + +{ + print +} +' <$1.fld >$base.c |