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PIXCfgParser.cpp
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/* $ANTLR 2.7.7 (20090306): "pix.g" -> "PIXCfgParser.cpp"$ */
#line 42 "pix.g"
// gets inserted before the antlr generated includes in the cpp
// file
#line 8 "PIXCfgParser.cpp"
#include "PIXCfgParser.hpp"
#include <antlr/NoViableAltException.hpp>
#include <antlr/SemanticException.hpp>
#include <antlr/ASTFactory.hpp>
#line 48 "pix.g"
// gets inserted after the antlr generated includes in the cpp
// file
#include <antlr/Token.hpp>
#include <antlr/TokenBuffer.hpp>
#line 20 "PIXCfgParser.cpp"
#line 1 "pix.g"
#line 22 "PIXCfgParser.cpp"
PIXCfgParser::PIXCfgParser(ANTLR_USE_NAMESPACE(antlr)TokenBuffer& tokenBuf, int k)
: ANTLR_USE_NAMESPACE(antlr)LLkParser(tokenBuf,k)
{
}
PIXCfgParser::PIXCfgParser(ANTLR_USE_NAMESPACE(antlr)TokenBuffer& tokenBuf)
: ANTLR_USE_NAMESPACE(antlr)LLkParser(tokenBuf,2)
{
}
PIXCfgParser::PIXCfgParser(ANTLR_USE_NAMESPACE(antlr)TokenStream& lexer, int k)
: ANTLR_USE_NAMESPACE(antlr)LLkParser(lexer,k)
{
}
PIXCfgParser::PIXCfgParser(ANTLR_USE_NAMESPACE(antlr)TokenStream& lexer)
: ANTLR_USE_NAMESPACE(antlr)LLkParser(lexer,2)
{
}
PIXCfgParser::PIXCfgParser(const ANTLR_USE_NAMESPACE(antlr)ParserSharedInputState& state)
: ANTLR_USE_NAMESPACE(antlr)LLkParser(state,2)
{
}
void PIXCfgParser::cfgfile() {
try { // for error handling
{ // ( ... )+
int _cnt3=0;
for (;;) {
switch ( LA(1)) {
case LINE_COMMENT:
case COLON_COMMENT:
{
comment();
break;
}
case PIX_WORD:
case ASA_WORD:
case FWSM_WORD:
{
version();
break;
}
case HOSTNAME:
{
hostname();
break;
}
case INTRFACE:
{
intrface();
break;
}
case NAMEIF:
{
nameif_top_level();
break;
}
case CONTROLLER:
{
controller();
break;
}
case ACCESS_LIST:
{
access_list_commands();
break;
}
case SSH:
{
ssh_command();
break;
}
case TELNET:
{
telnet_command();
break;
}
case HTTP:
{
http_command();
break;
}
case ICMP:
{
icmp_top_level_command();
break;
}
case NAT:
{
nat_top_level_command();
break;
}
case GLOBAL:
{
global_top_level_command();
break;
}
case STATIC:
{
static_top_level_command();
break;
}
case ACCESS_GROUP:
{
access_group();
break;
}
case EXIT:
{
exit();
break;
}
case CERTIFICATE:
{
certificate();
break;
}
case QUIT:
{
quit();
break;
}
case NAMES:
{
names_section();
break;
}
case NAME:
{
name_entry();
break;
}
case CRYPTO:
{
crypto();
break;
}
case NO:
{
no_commands();
break;
}
case TIMEOUT:
{
timeout_command();
break;
}
case DNS:
{
dns_command();
break;
}
case SERVICE:
{
service_top_level_command();
break;
}
case PIM:
{
pim_top_level_command();
break;
}
case NETWORK:
{
network_top_level_command();
break;
}
case WORD:
{
unknown_command();
break;
}
case NEWLINE:
{
match(NEWLINE);
break;
}
default:
if ((LA(1) == IP) && (LA(2) == COMMUNITY_LIST)) {
community_list_command();
}
else if ((LA(1) == IP) && (LA(2) == WORD)) {
unknown_ip_command();
}
else if ((LA(1) == IP) && (LA(2) == ADDRESS)) {
intf_address();
}
else if ((LA(1) == OBJECT) && (LA(2) == NETWORK)) {
named_object_network();
}
else if ((LA(1) == OBJECT) && (LA(2) == SERVICE)) {
named_object_service();
}
else if ((LA(1) == OBJECT_GROUP) && (LA(2) == NETWORK)) {
object_group_network();
}
else if ((LA(1) == OBJECT_GROUP) && (LA(2) == SERVICE)) {
object_group_service();
}
else if ((LA(1) == OBJECT_GROUP) && (LA(2) == PROTOCOL)) {
object_group_protocol();
}
else if ((LA(1) == OBJECT_GROUP) && (LA(2) == ICMP_OBJECT)) {
object_group_icmp_8_0();
}
else if ((LA(1) == OBJECT_GROUP) && (LA(2) == ICMP_TYPE)) {
object_group_icmp_8_3();
}
else {
if ( _cnt3>=1 ) { goto _loop3; } else {throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());}
}
}
_cnt3++;
}
_loop3:;
} // ( ... )+
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_0);
} else {
throw;
}
}
}
void PIXCfgParser::comment() {
try { // for error handling
{
switch ( LA(1)) {
case LINE_COMMENT:
{
match(LINE_COMMENT);
break;
}
case COLON_COMMENT:
{
match(COLON_COMMENT);
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::version() {
#line 874 "pix.g"
std::string platform;
#line 288 "PIXCfgParser.cpp"
try { // for error handling
{
switch ( LA(1)) {
case PIX_WORD:
{
match(PIX_WORD);
break;
}
case ASA_WORD:
{
match(ASA_WORD);
break;
}
case FWSM_WORD:
{
match(FWSM_WORD);
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
if ( inputState->guessing==0 ) {
#line 878 "pix.g"
platform = LT(0)->getText();
#line 319 "PIXCfgParser.cpp"
}
match(VERSION_WORD_CAP);
match(NUMBER);
if ( inputState->guessing==0 ) {
#line 882 "pix.g"
importer->setCurrentLineNumber(LT(0)->getLine());
importer->setDiscoveredPlatform(platform);
importer->setDiscoveredVersion(LT(0)->getText());
*dbg << "VERSION " << LT(0)->getText() << std::endl;
consumeUntil(NEWLINE);
#line 332 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::hostname() {
try { // for error handling
match(HOSTNAME);
{
switch ( LA(1)) {
case STRING:
{
match(STRING);
break;
}
case WORD:
{
match(WORD);
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
if ( inputState->guessing==0 ) {
#line 893 "pix.g"
importer->setCurrentLineNumber(LT(0)->getLine());
// we get host name in the import wizard
//importer->setHostName( LT(0)->getText() );
*dbg << "HOSTNAME " << "LT0=" << LT(0)->getText() << std::endl;
#line 375 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::community_list_command() {
try { // for error handling
match(IP);
match(COMMUNITY_LIST);
if ( inputState->guessing==0 ) {
#line 203 "pix.g"
consumeUntil(NEWLINE);
#line 398 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::unknown_ip_command() {
try { // for error handling
match(IP);
match(WORD);
if ( inputState->guessing==0 ) {
#line 814 "pix.g"
consumeUntil(NEWLINE);
#line 421 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::intrface() {
try { // for error handling
match(INTRFACE);
{
if ((LA(1) == WORD) && (_tokenSet_2.member(LA(2)))) {
interface_command_6();
}
else if ((LA(1) == WORD) && (LA(2) == NEWLINE)) {
interface_command_7();
}
else {
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::nameif_top_level() {
#line 1474 "pix.g"
std::string intf_name, intf_label, sec_level;
#line 466 "PIXCfgParser.cpp"
try { // for error handling
match(NAMEIF);
match(WORD);
if ( inputState->guessing==0 ) {
#line 1479 "pix.g"
intf_name = LT(0)->getText();
#line 474 "PIXCfgParser.cpp"
}
interface_label();
if ( inputState->guessing==0 ) {
#line 1480 "pix.g"
intf_label = LT(0)->getText();
#line 480 "PIXCfgParser.cpp"
}
match(WORD);
if ( inputState->guessing==0 ) {
#line 1481 "pix.g"
sec_level = LT(0)->getText();
#line 486 "PIXCfgParser.cpp"
}
if ( inputState->guessing==0 ) {
#line 1482 "pix.g"
importer->setInterfaceParametes(intf_name, intf_label, sec_level);
*dbg << " NAMEIF: "
<< intf_name << " "
<< intf_label << " "
<< sec_level << std::endl;
#line 497 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::intf_address() {
try { // for error handling
match(IP);
match(ADDRESS);
{
switch ( LA(1)) {
case WORD:
case OUTSIDE:
{
v6_ip_address();
break;
}
case IPV4:
case DHCP:
{
v7_ip_address();
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::controller() {
try { // for error handling
match(CONTROLLER);
if ( inputState->guessing==0 ) {
#line 1386 "pix.g"
importer->clearCurrentInterface();
consumeUntil(NEWLINE);
#line 556 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::access_list_commands() {
ANTLR_USE_NAMESPACE(antlr)RefToken name = ANTLR_USE_NAMESPACE(antlr)nullToken;
try { // for error handling
match(ACCESS_LIST);
name = LT(1);
match(WORD);
if ( inputState->guessing==0 ) {
#line 904 "pix.g"
importer->clear();
importer->setCurrentLineNumber(LT(0)->getLine());
importer->newUnidirRuleSet(
name->getText(), libfwbuilder::Policy::TYPENAME );
*dbg << name->getLine() << ":"
<< " ACL ext " << name->getText() << std::endl;
#line 586 "PIXCfgParser.cpp"
}
{
switch ( LA(1)) {
case LINE_COMMENT:
case COLON_COMMENT:
{
comment();
break;
}
case REMARK:
{
remark();
break;
}
case NEWLINE:
{
match(NEWLINE);
break;
}
default:
if ((LA(1) == EXTENDED || LA(1) == PERMIT) && (_tokenSet_3.member(LA(2)))) {
permit_extended();
}
else if ((LA(1) == EXTENDED || LA(1) == DENY) && (_tokenSet_4.member(LA(2)))) {
deny_extended();
}
else if ((LA(1) == STANDARD) && (LA(2) == PERMIT)) {
permit_standard();
}
else if ((LA(1) == STANDARD) && (LA(2) == DENY)) {
deny_standard();
}
else {
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
if ( inputState->guessing==0 ) {
#line 927 "pix.g"
*dbg << LT(0)->getLine() << ":"
<< " ACL line end" << std::endl << std::endl;
#line 630 "PIXCfgParser.cpp"
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::ssh_command() {
try { // for error handling
match(SSH);
if ( inputState->guessing==0 ) {
#line 1732 "pix.g"
importer->clear();
#line 652 "PIXCfgParser.cpp"
}
{
switch ( LA(1)) {
case TIMEOUT:
{
{
match(TIMEOUT);
match(INT_CONST);
}
if ( inputState->guessing==0 ) {
#line 1737 "pix.g"
// set ssh timeout here
#line 667 "PIXCfgParser.cpp"
}
break;
}
case SCOPY:
{
match(SCOPY);
break;
}
case VERSION_WORD_LOW:
{
match(VERSION_WORD_LOW);
match(INT_CONST);
break;
}
case IPV4:
case OBJECT:
case HOST:
case OBJECT_GROUP:
case INTRFACE:
case ANY:
{
{
hostaddr_expr();
if ( inputState->guessing==0 ) {
#line 1747 "pix.g"
importer->SaveTmpAddrToSrc();
#line 696 "PIXCfgParser.cpp"
}
interface_label();
}
if ( inputState->guessing==0 ) {
#line 1752 "pix.g"
std::string intf_label = LT(0)->getText();
std::string acl_name = "ssh_commands_" + intf_label;
importer->setCurrentLineNumber(LT(0)->getLine());
importer->newUnidirRuleSet(acl_name, libfwbuilder::Policy::TYPENAME );
importer->newPolicyRule();
importer->action = "permit";
importer->setDstSelf();
importer->protocol = "tcp";
importer->dst_port_op = "eq";
importer->dst_port_spec = "ssh";
importer->setInterfaceAndDirectionForRuleSet(
acl_name, intf_label, "in" );
importer->pushRule();
*dbg << std::endl;
#line 718 "PIXCfgParser.cpp"
}
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::telnet_command() {
try { // for error handling
match(TELNET);
if ( inputState->guessing==0 ) {
#line 1772 "pix.g"
importer->clear();
#line 748 "PIXCfgParser.cpp"
}
{
switch ( LA(1)) {
case TIMEOUT:
{
{
match(TIMEOUT);
match(INT_CONST);
}
break;
}
case IPV4:
case OBJECT:
case HOST:
case OBJECT_GROUP:
case INTRFACE:
case ANY:
{
{
hostaddr_expr();
if ( inputState->guessing==0 ) {
#line 1779 "pix.g"
importer->SaveTmpAddrToSrc();
#line 774 "PIXCfgParser.cpp"
}
interface_label();
}
if ( inputState->guessing==0 ) {
#line 1784 "pix.g"
std::string intf_label = LT(0)->getText();
std::string acl_name = "telnet_commands_" + intf_label;
importer->setCurrentLineNumber(LT(0)->getLine());
importer->newUnidirRuleSet(acl_name, libfwbuilder::Policy::TYPENAME );
importer->newPolicyRule();
importer->action = "permit";
importer->setDstSelf();
importer->protocol = "tcp";
importer->dst_port_op = "eq";
importer->dst_port_spec = "telnet";
importer->setInterfaceAndDirectionForRuleSet(
acl_name, intf_label, "in" );
importer->pushRule();
*dbg << std::endl;
#line 796 "PIXCfgParser.cpp"
}
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::http_command() {
try { // for error handling
match(HTTP);
if ( inputState->guessing==0 ) {
#line 1806 "pix.g"
importer->clear();
#line 826 "PIXCfgParser.cpp"
}
{
switch ( LA(1)) {
case REDIRECT:
case AUTHENTICATION_CERTIFICATE:
case SERVER:
{
{
switch ( LA(1)) {
case AUTHENTICATION_CERTIFICATE:
{
match(AUTHENTICATION_CERTIFICATE);
break;
}
case REDIRECT:
{
match(REDIRECT);
break;
}
case SERVER:
{
match(SERVER);
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
if ( inputState->guessing==0 ) {
#line 1811 "pix.g"
consumeUntil(NEWLINE);
#line 862 "PIXCfgParser.cpp"
}
break;
}
case IPV4:
case OBJECT:
case HOST:
case OBJECT_GROUP:
case INTRFACE:
case ANY:
{
{
hostaddr_expr();
if ( inputState->guessing==0 ) {
#line 1817 "pix.g"
importer->SaveTmpAddrToSrc();
#line 880 "PIXCfgParser.cpp"
}
interface_label();
}
if ( inputState->guessing==0 ) {
#line 1822 "pix.g"
std::string intf_label = LT(0)->getText();
std::string acl_name = "http_commands_" + intf_label;
importer->setCurrentLineNumber(LT(0)->getLine());
importer->newUnidirRuleSet(acl_name,
libfwbuilder::Policy::TYPENAME );
importer->newPolicyRule();
importer->action = "permit";
importer->setDstSelf();
importer->protocol = "tcp";
importer->dst_port_op = "eq";
importer->dst_port_spec = "www";
importer->setInterfaceAndDirectionForRuleSet(
acl_name, intf_label, "in" );
importer->pushRule();
*dbg << std::endl;
#line 903 "PIXCfgParser.cpp"
}
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
}
catch (ANTLR_USE_NAMESPACE(antlr)RecognitionException& ex) {
if( inputState->guessing == 0 ) {
reportError(ex);
recover(ex,_tokenSet_1);
} else {
throw;
}
}
}
void PIXCfgParser::icmp_top_level_command() {
ANTLR_USE_NAMESPACE(antlr)RefToken permit = ANTLR_USE_NAMESPACE(antlr)nullToken;
ANTLR_USE_NAMESPACE(antlr)RefToken deny = ANTLR_USE_NAMESPACE(antlr)nullToken;
try { // for error handling
match(ICMP);
{
switch ( LA(1)) {
case UNREACHABLE:
{
{
match(UNREACHABLE);
if ( inputState->guessing==0 ) {
#line 1852 "pix.g"
consumeUntil(NEWLINE);
#line 941 "PIXCfgParser.cpp"
}
}
break;
}
case PERMIT:
case DENY:
{
{
{
switch ( LA(1)) {
case PERMIT:
{
permit = LT(1);
match(PERMIT);
break;
}
case DENY:
{
deny = LT(1);
match(DENY);
break;
}
default:
{
throw ANTLR_USE_NAMESPACE(antlr)NoViableAltException(LT(1), getFilename());
}
}
}
if ( inputState->guessing==0 ) {
#line 1859 "pix.g"
importer->clear();
#line 975 "PIXCfgParser.cpp"
}
hostaddr_expr();
if ( inputState->guessing==0 ) {
#line 1863 "pix.g"
importer->SaveTmpAddrToSrc();
#line 983 "PIXCfgParser.cpp"
}
{
switch ( LA(1)) {
case INT_CONST:
case ECHO:
case ECHO_REPLY:
case TIME_EXCEEDED:
case UNREACHABLE:
{
icmp_types_for_icmp_command();
break;
}
case WORD:
case OUTSIDE:
{
break;
}
default: