first step forward to merge conntrackd and conntrack into the same building chain

1 files changed, 125 insertions, 0 deletions

diff --git a/src/read_config_lex.l b/src/read_config_lex.l
new file mode 100644
index 0000000..dee90c9
--- /dev/null
+++ b/src/read_config_lex.l
@@ -0,0 +1,125 @@
+%{
+/*
+ * (C) 2006 by Pablo Neira Ayuso <pablo@netfilter.org>
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Description: configuration file syntax
+ */
+
+#include "read_config_yy.h"
+#include "conntrackd.h"
+%}
+
+%option yylineno
+%option nounput
+
+ws		[ \t]+
+comment         #.*$
+nl		[\n\r]
+
+is_on		[o|O][n|N]
+is_off		[o|O][f|F][f|F]
+integer		[0-9]+
+path		\/[^\"\n ]*
+ip4_end		[0-9]*[0-9]+
+ip4_part	[0-2]*{ip4_end}
+ip4		{ip4_part}\.{ip4_part}\.{ip4_part}\.{ip4_part}
+hex_255		[0-9a-fA-F]{1,4}
+ip6_part	{hex_255}":"?
+ip6_form1	{ip6_part}{0,16}"::"{ip6_part}{0,16}
+ip6_form2	({hex_255}":"){16}{hex_255}
+ip6		{ip6_form1}|{ip6_form2}
+string		[a-zA-Z]*
+persistent	[P|p][E|e][R|r][S|s][I|i][S|s][T|t][E|e][N|n][T|T]
+nack		[N|n][A|a][C|c][K|k]
+
+%%
+"UNIX"				{ return T_UNIX; }
+"IPv4_address"			{ return T_IPV4_ADDR; }
+"IPv6_address"			{ return T_IPV6_ADDR; }
+"IPv4_interface"		{ return T_IPV4_IFACE; }
+"IPv6_interface"		{ return T_IPV6_IFACE; }
+"Port"				{ return T_PORT; }
+"Multicast"			{ return T_MULTICAST; }
+"HashSize"			{ return T_HASHSIZE; }
+"RefreshTime"			{ return T_REFRESH; }
+"CacheTimeout"			{ return T_EXPIRE; }
+"CommitTimeout"			{ return T_TIMEOUT; }
+"DelayDestroyMessages"		{ return T_DELAY; }
+"HashLimit"			{ return T_HASHLIMIT; }
+"Path"				{ return T_PATH; }
+"IgnoreProtocol"		{ return T_IGNORE_PROTOCOL; }
+"UDP"				{ return T_UDP; }
+"ICMP"				{ return T_ICMP; }
+"VRRP"				{ return T_VRRP; }
+"IGMP"				{ return T_IGMP; }
+"TCP"				{ return T_TCP; }
+"IgnoreTrafficFor"		{ return T_IGNORE_TRAFFIC; }
+"StripNAT"			{ return T_STRIP_NAT; }
+"Backlog"			{ return T_BACKLOG; }
+"Group"				{ return T_GROUP; }
+"LogFile"			{ return T_LOG; }
+"LockFile"			{ return T_LOCK; }
+"General"			{ return T_GENERAL; }
+"Sync"				{ return T_SYNC; }
+"Stats"				{ return T_STATS; }
+"RelaxTransitions"		{ return T_RELAX_TRANSITIONS; }
+"SocketBufferSize"		{ return T_BUFFER_SIZE; }
+"SocketBufferSizeMaxGrown"	{ return T_BUFFER_SIZE_MAX_GROWN; }
+"SocketBufferSizeMaxGrowth"	{ return T_BUFFER_SIZE_MAX_GROWN; }
+"Mode"				{ return T_SYNC_MODE; }
+"ListenTo"			{ return T_LISTEN_TO; }
+"Family"			{ return T_FAMILY; }
+"ResendBufferSize"		{ return T_RESEND_BUFFER_SIZE; }
+"Checksum"			{ return T_CHECKSUM; }
+"ACKWindowSize"			{ return T_WINDOWSIZE; }
+"Replicate"			{ return T_REPLICATE; }
+"for"				{ return T_FOR; }
+"SYN_SENT"			{ return T_SYN_SENT; }
+"SYN_RECV"			{ return T_SYN_RECV; }
+"ESTABLISHED"			{ return T_ESTABLISHED; }
+"FIN_WAIT"			{ return T_FIN_WAIT; }
+"CLOSE_WAIT"			{ return T_CLOSE_WAIT; }
+"LAST_ACK"			{ return T_LAST_ACK; }
+"TIME_WAIT"			{ return T_TIME_WAIT; }
+"CLOSE"				{ return T_CLOSE; }
+"LISTEN"			{ return T_LISTEN; }
+
+{is_on}			{ return T_ON; }
+{is_off}		{ return T_OFF; }
+{integer}		{ yylval.val = atoi(yytext); return T_NUMBER; }
+{ip4}			{ yylval.string = strdup(yytext); return T_IP; }
+{ip6}			{ yylval.string = strdup(yytext); return T_IP; }
+{path}			{ yylval.string = strdup(yytext); return T_PATH_VAL; }
+{persistent}		{ return T_PERSISTENT; }
+{nack}			{ return T_NACK; }
+{string}		{ yylval.string = strdup(yytext); return T_STRING; }
+
+{comment}	;
+{ws}		;
+{nl}		;
+
+<<EOF>>		{ yyterminate(); }
+
+.		{ return yytext[0]; }
+
+%%
+
+int
+yywrap()
+{
+	return 1;
+}