Support namespaces / modules in bif. Checkpoint.

(now actually commiting all the files)

This change is actually two-fold:
a) bif's now accept module XYZ; statements and module::ID for
   function, const, event, enum, etc. declartation
b) Added C++-namespaces to variables, functions, etc. that are declared
   in bif but accessed from C++
   This required some (lightweight) re-factoring of the C++ codes.
   Note, event's don't have their own C++ namespace yet, since this
   would require a rather huge re-factoring.

Compiles and passes test suite.
New namespace feature not tested yet.
Documentation to follow.
This commit is contained in:
Gregor Maier 2011-02-11 09:37:23 -08:00
parent 86fdd1dcf3
commit f79ea244fa
31 changed files with 332 additions and 228 deletions

View file

@ -83,7 +83,7 @@ flex_target(Scanner scan.l ${CMAKE_CURRENT_BINARY_DIR}/scan.cc
set(bifcl_SRCS
${BISON_BIFParser_OUTPUTS}
${FLEX_BIFScanner_OUTPUTS}
bif_arg.cc
bif_arg.cc module_util.cc
)
add_executable(bifcl ${bifcl_SRCS})
@ -240,6 +240,7 @@ set(bro_SRCS
main.cc
net_util.cc
util.cc
module_util.cc
Active.cc
Analyzer.cc
Anon.cc

View file

@ -85,7 +85,7 @@ UUID::UUID(const char* str)
internal_error("invalid UUID string: %s", str);
}
typedef map<UUID, BroEnum::dce_rpc_if_id> uuid_map_t;
typedef map<UUID, BifEnum::dce_rpc_if_id> uuid_map_t;
static uuid_map_t& well_known_uuid_map()
{
@ -95,7 +95,7 @@ static uuid_map_t& well_known_uuid_map()
if ( initialized )
return the_map;
using namespace BroEnum;
using namespace BifEnum;
the_map[UUID("e1af8308-5d1f-11c9-91a4-08002b14a0fa")] = DCE_RPC_epmapper;
@ -186,14 +186,14 @@ DCE_RPC_Header::DCE_RPC_Header(Analyzer* a, const u_char* b)
else
fragmented = 0;
ptype = (BroEnum::dce_rpc_ptype) bytes[2];
ptype = (BifEnum::dce_rpc_ptype) bytes[2];
frag_len = extract_uint16(LittleEndian(), bytes + 8);
}
DCE_RPC_Session::DCE_RPC_Session(Analyzer* a)
: analyzer(a),
if_uuid("00000000-0000-0000-0000-000000000000"),
if_id(BroEnum::DCE_RPC_unknown_if)
if_id(BifEnum::DCE_RPC_unknown_if)
{
opnum = -1;
}
@ -234,7 +234,7 @@ void DCE_RPC_Session::DeliverPDU(int is_orig, int len, const u_char* data)
val_list* vl = new val_list;
vl->append(analyzer->BuildConnVal());
vl->append(new Val(is_orig, TYPE_BOOL));
vl->append(new EnumVal(data[2], BroTypePtr::Enum::dce_rpc_ptype));
vl->append(new EnumVal(data[2], BifTypePtr::Enum::dce_rpc_ptype));
vl->append(new StringVal(len, (const char*) data));
analyzer->ConnectionEvent(dce_rpc_message, vl);
@ -286,7 +286,7 @@ void DCE_RPC_Session::DeliverBind(const binpac::DCE_RPC_Simple::DCE_RPC_PDU* pdu
// conn->Weird(fmt("Unknown DCE_RPC interface %s",
// if_uuid.to_string()));
#endif
if_id = BroEnum::DCE_RPC_unknown_if;
if_id = BifEnum::DCE_RPC_unknown_if;
}
else
if_id = uuid_it->second;
@ -296,7 +296,7 @@ void DCE_RPC_Session::DeliverBind(const binpac::DCE_RPC_Simple::DCE_RPC_PDU* pdu
val_list* vl = new val_list;
vl->append(analyzer->BuildConnVal());
vl->append(new StringVal(if_uuid.to_string()));
// vl->append(new EnumVal(if_id, BroTypePtr::Enum::dce_rpc_if_id));
// vl->append(new EnumVal(if_id, BifTypePtr::Enum::dce_rpc_if_id));
analyzer->ConnectionEvent(dce_rpc_bind, vl);
}
@ -321,7 +321,7 @@ void DCE_RPC_Session::DeliverRequest(const binpac::DCE_RPC_Simple::DCE_RPC_PDU*
}
switch ( if_id ) {
case BroEnum::DCE_RPC_epmapper:
case BifEnum::DCE_RPC_epmapper:
DeliverEpmapperRequest(pdu, req);
break;
@ -345,7 +345,7 @@ void DCE_RPC_Session::DeliverResponse(const binpac::DCE_RPC_Simple::DCE_RPC_PDU*
}
switch ( if_id ) {
case BroEnum::DCE_RPC_epmapper:
case BifEnum::DCE_RPC_epmapper:
DeliverEpmapperResponse(pdu, resp);
break;

View file

@ -91,7 +91,7 @@ class DCE_RPC_Header {
public:
DCE_RPC_Header(Analyzer* a, const u_char* bytes);
BroEnum::dce_rpc_ptype PTYPE() const { return ptype; }
BifEnum::dce_rpc_ptype PTYPE() const { return ptype; }
int FragLen() const { return frag_len; }
int LittleEndian() const { return bytes[4] >> 4; }
bool Fragmented() const { return fragmented; }
@ -102,7 +102,7 @@ public:
protected:
Analyzer* analyzer;
const u_char* bytes;
BroEnum::dce_rpc_ptype ptype;
BifEnum::dce_rpc_ptype ptype;
int frag_len;
bool fragmented;
};
@ -138,7 +138,7 @@ protected:
Analyzer* analyzer;
UUID if_uuid;
BroEnum::dce_rpc_if_id if_id;
BifEnum::dce_rpc_if_id if_id;
int opnum;
struct {
dce_rpc_endpoint_addr addr;

View file

@ -267,7 +267,7 @@ public:
TCP_Endpoint* peer, int gen_event);
virtual int RewritingTrace()
{
return rewriting_dns_trace ||
return BifConst::rewriting_dns_trace ||
TCP_ApplicationAnalyzer::RewritingTrace();
}

View file

@ -16,7 +16,7 @@ public:
virtual void DeliverStream(int len, const u_char* data, bool orig);
virtual int RewritingTrace()
{
return rewriting_ftp_trace ||
return BifConst::rewriting_ftp_trace ||
TCP_ApplicationAnalyzer::RewritingTrace();
}

View file

@ -18,7 +18,7 @@ public:
// Line-based input.
virtual void DeliverStream(int len, const u_char* data, bool orig);
virtual int RewritingTrace()
{ return rewriting_finger_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
{ return BifConst::rewriting_finger_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
static Analyzer* InstantiateAnalyzer(Connection* conn)
{ return new Finger_Analyzer(conn); }

View file

@ -496,6 +496,18 @@ void builtin_run_time(const char* msg, BroObj* arg)
run_time(msg, arg);
}
#include "bro.bif.func_h"
#include "common-rw.bif.func_h"
#include "finger-rw.bif.func_h"
#include "ftp-rw.bif.func_h"
#include "http-rw.bif.func_h"
#include "ident-rw.bif.func_h"
#include "smtp-rw.bif.func_h"
#include "strings.bif.func_h"
#include "dns-rw.bif.func_h"
#include "bro.bif.func_def"
#include "strings.bif.func_def"
@ -523,7 +535,7 @@ void init_builtin_funcs()
bool check_built_in_call(BuiltinFunc* f, CallExpr* call)
{
if ( f->TheFunc() != bro_fmt )
if ( f->TheFunc() != BifFunc::bro_fmt )
return true;
const expr_list& args = call->Args()->Exprs();

View file

@ -633,7 +633,7 @@ void HTTP_Message::SetPlainDelivery(int length)
{
content_line->SetPlainDelivery(length);
if ( length > 0 && skip_http_data )
if ( length > 0 && BifConst::skip_http_data )
content_line->SkipBytesAfterThisLine(length);
if ( ! data_buffer )

View file

@ -170,7 +170,7 @@ public:
virtual void DeliverStream(int len, const u_char* data, bool orig);
virtual void Undelivered(int seq, int len, bool orig);
virtual int RewritingTrace()
{ return rewriting_http_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
{ return BifConst::rewriting_http_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
// Overriden from TCP_ApplicationAnalyzer
virtual void EndpointEOF(bool is_orig);

View file

@ -16,7 +16,7 @@ public:
virtual void DeliverStream(int length, const u_char* data, bool is_orig);
virtual int RewritingTrace()
{
return rewriting_ident_trace ||
return BifConst::rewriting_ident_trace ||
TCP_ApplicationAnalyzer::RewritingTrace();
}

View file

@ -346,7 +346,7 @@ void net_init(name_list& interfaces, name_list& readfiles,
transformed_pkt_dump =
new PacketDumper(pkt_dumper->PcapDumper());
if ( anonymize_ip_addr )
if ( BifConst::anonymize_ip_addr )
init_ip_addr_anonymizers();
else
for ( int i = 0; i < NUM_ADDR_ANONYMIZATION_METHODS; ++i )

View file

@ -288,7 +288,7 @@ void PortmapperInterp::Event(EventHandlerPtr f, Val* request, int status, Val* r
}
else
{
vl->append(new EnumVal(status, BroTypePtr::Enum::rpc_status));
vl->append(new EnumVal(status, BifTypePtr::Enum::rpc_status));
if ( request )
vl->append(request);
}

View file

@ -137,14 +137,14 @@ int RPC_Interpreter::DeliverRPC(const u_char* buf, int n, int is_orig)
if ( ! buf )
return 0;
uint32 status = BroEnum::RPC_UNKNOWN_ERROR;
uint32 status = BifEnum::RPC_UNKNOWN_ERROR;
if ( reply_stat == RPC_MSG_ACCEPTED )
{
(void) skip_XDR_opaque_auth(buf, n);
uint32 accept_stat = extract_XDR_uint32(buf, n);
// The first members of BroEnum::RPC_* correspond
// The first members of BifEnum::RPC_* correspond
// to accept_stat.
if ( accept_stat <= RPC_SYSTEM_ERR )
status = accept_stat;
@ -171,7 +171,7 @@ int RPC_Interpreter::DeliverRPC(const u_char* buf, int n, int is_orig)
if ( reject_stat == RPC_MISMATCH )
{
// Note that RPC_MISMATCH == 0 == RPC_SUCCESS.
status = BroEnum::RPC_VERS_MISMATCH;
status = BifEnum::RPC_VERS_MISMATCH;
(void) extract_XDR_uint32(buf, n);
(void) extract_XDR_uint32(buf, n);
@ -182,7 +182,7 @@ int RPC_Interpreter::DeliverRPC(const u_char* buf, int n, int is_orig)
else if ( reject_stat == RPC_AUTH_ERROR )
{
status = BroEnum::RPC_AUTH_ERROR;
status = BifEnum::RPC_AUTH_ERROR;
(void) extract_XDR_uint32(buf, n);
if ( ! buf )
@ -191,7 +191,7 @@ int RPC_Interpreter::DeliverRPC(const u_char* buf, int n, int is_orig)
else
{
status = BroEnum::RPC_UNKNOWN_ERROR;
status = BifEnum::RPC_UNKNOWN_ERROR;
Weird("bad_RPC");
}
}
@ -264,7 +264,7 @@ void RPC_Interpreter::Timeout()
while ( (c = calls.NextEntry(cookie)) )
{
RPC_Event(c, BroEnum::RPC_TIMEOUT, 0);
RPC_Event(c, BifEnum::RPC_TIMEOUT, 0);
if ( c->IsValidCall() )
{
const u_char* buf;
@ -276,7 +276,7 @@ void RPC_Interpreter::Timeout()
else
{
Event(event, c->TakeRequestVal(),
BroEnum::RPC_TIMEOUT, reply);
BifEnum::RPC_TIMEOUT, reply);
}
}
}

View file

@ -206,7 +206,7 @@ public:
DCE_RPC_Session::any_dce_rpc_event();
}
int RewritingTrace() { return rewriting_smb_trace; }
int RewritingTrace() { return BifConst::rewriting_smb_trace; }
protected:
SMB_Session* smb_session;

View file

@ -47,7 +47,7 @@ public:
virtual void ConnectionFinished(int half_finished);
virtual void Undelivered(int seq, int len, bool orig);
virtual int RewritingTrace()
{ return rewriting_smtp_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
{ return BifConst::rewriting_smtp_trace || TCP_ApplicationAnalyzer::RewritingTrace(); }
void SkipData() { skip_data = 1; } // skip delivery of data lines

View file

@ -11,42 +11,6 @@
static scope_list scopes;
static Scope* top_scope;
// Returns it without trailing "::".
string extract_module_name(const char* name)
{
string module_name = name;
string::size_type pos = module_name.rfind("::");
if ( pos == string::npos )
return string(GLOBAL_MODULE_NAME);
module_name.erase(pos);
return module_name;
}
string normalized_module_name(const char* module_name)
{
int mod_len;
if ( (mod_len = strlen(module_name)) >= 2 &&
! strcmp(module_name + mod_len - 2, "::") )
mod_len -= 2;
return string(module_name, mod_len);
}
string make_full_var_name(const char* module_name, const char* var_name)
{
if ( ! module_name || streq(module_name, GLOBAL_MODULE_NAME) ||
strstr(var_name, "::") )
return string(var_name);
string full_name = normalized_module_name(module_name);
full_name += "::";
full_name += var_name;
return full_name;
}
Scope::Scope(ID* id)
{

View file

@ -1,5 +1,6 @@
// $Id: Scope.h 6219 2008-10-01 05:39:07Z vern $
//
//
// See the file "COPYING" in the main distribution directory for copyright.
#ifndef scope_h
@ -11,6 +12,7 @@
#include "Obj.h"
#include "BroList.h"
#include "TraverseTypes.h"
#include "module_util.h"
class ID;
class BroType;
@ -59,14 +61,6 @@ protected:
id_list* inits;
};
static const char* GLOBAL_MODULE_NAME = "GLOBAL";
extern string extract_module_name(const char* name);
extern string normalized_module_name(const char* module_name); // w/o ::
// Concatenates module_name::var_name unless var_name is already fully
// qualified, in which case it is returned unmodified.
extern string make_full_var_name(const char* module_name, const char* var_name);
extern bool in_debug;

View file

@ -201,7 +201,7 @@ void NetSessions::DispatchPacket(double t, const struct pcap_pkthdr* hdr,
//
// Should we discourage the use of encap_hdr_size for UDP
// tunnneling? It is probably better handled by enabling
// parse_udp_tunnels instead of specifying a fixed
// BifConst::parse_udp_tunnels instead of specifying a fixed
// encap_hdr_size.
if ( udp_tunnel_port > 0 )
{
@ -228,7 +228,7 @@ void NetSessions::DispatchPacket(double t, const struct pcap_pkthdr* hdr,
// Check IP packets encapsulated through UDP tunnels.
// Specifying a udp_tunnel_port is optional but recommended (to avoid
// the cost of checking every UDP packet).
else if ( parse_udp_tunnels && ip_data && ip_hdr->ip_p == IPPROTO_UDP )
else if ( BifConst::parse_udp_tunnels && ip_data && ip_hdr->ip_p == IPPROTO_UDP )
{
const struct udphdr* udp_hdr =
reinterpret_cast<const struct udphdr*>(ip_data);
@ -663,9 +663,9 @@ void NetSessions::DoNextPacket(double t, const struct pcap_pkthdr* hdr,
// Override content record setting according to
// flags set by the policy script.
if ( dump_original_packets_if_not_rewriting )
if ( BifConst::dump_original_packets_if_not_rewriting )
record_packet = record_content = 1;
if ( dump_selected_source_packets )
if ( BifConst::dump_selected_source_packets )
record_packet = record_content = 0;
if ( f )

View file

@ -56,7 +56,7 @@ TCP_Analyzer::TCP_Analyzer(Connection* conn)
orig->SetPeer(resp);
resp->SetPeer(orig);
if ( dump_selected_source_packets )
if ( BifConst::dump_selected_source_packets )
{
if ( source_pkt_dump )
src_pkt_writer =
@ -87,7 +87,7 @@ void TCP_Analyzer::Init()
if ( transformed_pkt_dump && Conn()->RewritingTrace() )
SetTraceRewriter(new TCP_Rewriter(this, transformed_pkt_dump,
transformed_pkt_dump_MTU,
requires_trace_commitment));
BifConst::requires_trace_commitment));
}
void TCP_Analyzer::Done()
@ -2090,7 +2090,7 @@ int TCPStats_Endpoint::DataSent(double /* t */, int seq, int len, int caplen,
int seq_delta = top_seq - max_top_seq;
if ( seq_delta <= 0 )
{
if ( ! ignore_keep_alive_rexmit || len > 1 || data_in_flight > 0 )
if ( ! BifConst::ignore_keep_alive_rexmit || len > 1 || data_in_flight > 0 )
{
++num_rxmit;
num_rxmit_bytes += len;

View file

@ -288,7 +288,7 @@ int TCP_TracePacket::Finish(struct pcap_pkthdr*& hdr,
// tp->th_urp = 0; // clear urgent pointer
// Fix IP addresses before computing the TCP checksum
if ( anonymize_ip_addr )
if ( BifConst::anonymize_ip_addr )
{
ip->ip_src.s_addr = anon_src;
ip->ip_dst.s_addr = anon_dst;
@ -726,7 +726,7 @@ void TCP_RewriterEndpoint::PushPacket()
#endif
if ( ! IsPlaceHolderPacket(next_packet) ||
! omit_rewrite_place_holder )
! BifConst::omit_rewrite_place_holder )
{
if ( next_packet->PredictedAsEmptyPlaceHolder() )
{
@ -798,7 +798,7 @@ TCP_Rewriter::TCP_Rewriter(TCP_Analyzer* arg_analyzer, PacketDumper* arg_dumper,
anon_addr[0] = anon_addr[1] = 0;
if ( anonymize_ip_addr )
if ( BifConst::anonymize_ip_addr )
{
anon_addr[0] = anonymize_ip(to_v4_addr(analyzer->Conn()->OrigAddr()),
ORIG_ADDR);
@ -909,7 +909,7 @@ void TCP_Rewriter::NextPacket(int is_orig, double t,
// Before setting current_packet to p, first clean up empty
// place holders to save memory space.
if ( omit_rewrite_place_holder && holding_packets )
if ( BifConst::omit_rewrite_place_holder && holding_packets )
CleanUpEmptyPlaceHolders();
current_packet = p;
@ -1562,7 +1562,7 @@ TCP_SourcePacketWriter* get_src_pkt_writer(TCP_Analyzer* analyzer)
{
if ( ! pkt_dumper )
return 0; // don't complain if no output file
else if ( ! dump_selected_source_packets )
else if ( ! BifConst::dump_selected_source_packets )
builtin_run_time("flag dump_source_packets is not set");
else
internal_error("source packet writer not initialized");
@ -1571,5 +1571,5 @@ TCP_SourcePacketWriter* get_src_pkt_writer(TCP_Analyzer* analyzer)
return writer;
}
#include "common-rw.bif.func_h"
#include "common-rw.bif.func_def"

View file

@ -26,7 +26,7 @@ UDP_Rewriter::UDP_Rewriter(Analyzer* arg_analyzer, int arg_MTU,
packets_rewritten = 0;
current_packet = next_packet = 0;
if ( anonymize_ip_addr )
if ( BifConst::anonymize_ip_addr )
{
anon_addr[0] = anonymize_ip(to_v4_addr(analyzer->Conn()->OrigAddr()),
ORIG_ADDR);
@ -73,7 +73,7 @@ int UDP_TracePacket::BuildPacket(struct pcap_pkthdr*& hdr,
uint32 sum = 0;
// Fix IP addresses before computing the UDP checksum
if ( anonymize_ip_addr )
if ( BifConst::anonymize_ip_addr )
{
ip->ip_src.s_addr = anon_src;
ip->ip_dst.s_addr = anon_dst;

View file

@ -64,7 +64,7 @@ flow BitTorrent_Flow(is_orig: bool) {
handshake_ok = true;
if ( ::bittorrent_peer_handshake )
{
bro_event_bittorrent_peer_handshake(
BifEvent::generate_bittorrent_peer_handshake(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -82,7 +82,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_keep_alive )
{
bro_event_bittorrent_peer_keep_alive(
BifEvent::generate_bittorrent_peer_keep_alive(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig());
@ -95,7 +95,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_choke )
{
bro_event_bittorrent_peer_choke(
BifEvent::generate_bittorrent_peer_choke(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig());
@ -108,7 +108,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_unchoke )
{
bro_event_bittorrent_peer_unchoke(
BifEvent::generate_bittorrent_peer_unchoke(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig());
@ -121,7 +121,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_interested )
{
bro_event_bittorrent_peer_interested(
BifEvent::generate_bittorrent_peer_interested(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig());
@ -134,7 +134,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_not_interested )
{
bro_event_bittorrent_peer_not_interested(
BifEvent::generate_bittorrent_peer_not_interested(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig());
@ -147,7 +147,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_have )
{
bro_event_bittorrent_peer_have(
BifEvent::generate_bittorrent_peer_have(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -161,7 +161,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_bitfield )
{
bro_event_bittorrent_peer_bitfield(
BifEvent::generate_bittorrent_peer_bitfield(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -176,7 +176,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_request )
{
bro_event_bittorrent_peer_request(
BifEvent::generate_bittorrent_peer_request(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -191,7 +191,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_piece )
{
bro_event_bittorrent_peer_piece(
BifEvent::generate_bittorrent_peer_piece(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -206,7 +206,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_cancel )
{
bro_event_bittorrent_peer_cancel(
BifEvent::generate_bittorrent_peer_cancel(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -220,7 +220,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_port )
{
bro_event_bittorrent_peer_port(
BifEvent::generate_bittorrent_peer_port(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
@ -234,7 +234,7 @@ flow BitTorrent_Flow(is_orig: bool) {
%{
if ( ::bittorrent_peer_unknown )
{
bro_event_bittorrent_peer_unknown(
BifEvent::generate_bittorrent_peer_unknown(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),

View file

@ -28,7 +28,11 @@ int check_c_mode(int t)
%}
WS [ \t]+
ID [A-Za-z_][A-Za-z_0-9]*
/* Note, bifcl only accepts a single :: in IDs while the policy
layer acceptes multiple. (But the policy layer doesn't have
a hierachy */
IDCOMPONENT [A-Za-z_][A-Za-z_0-9]*
ID {IDCOMPONENT}(::{IDCOMPONENT})?
ESCSEQ (\\([^\n]|[0-7]+|x[[:xdigit:]]+))
D [[:digit:]]+
HEX [0-9a-fA-F]+
@ -69,6 +73,7 @@ HEX [0-9a-fA-F]+
"enum" return check_c_mode(TOK_ENUM);
"type" return check_c_mode(TOK_TYPE);
"record" return check_c_mode(TOK_RECORD);
"module" return check_c_mode(TOK_MODULE);
"@ARG@" return TOK_ARG;
"@ARGS@" return TOK_ARGS;

View file

@ -9,6 +9,10 @@ using namespace std;
#include <stdio.h>
#include <stdlib.h>
#include "module_util.h"
using namespace std;
extern int line_number;
extern char* input_filename;
@ -23,39 +27,128 @@ extern FILE* fp_netvar_def;
extern FILE* fp_netvar_init;
int in_c_code = 0;
string current_module = GLOBAL_MODULE_NAME;
int definition_type;
const char* bro_prefix;
const char* c_prefix;
enum {
C_SEGMENT_DEF,
FUNC_DEF,
REWRITER_DEF,
EVENT_DEF,
ENUM_DEF,
CONST_DEF,
RECORD_DEF,
};
// Holds the name of a declared object (function, enum, record type, event,
// etc. and information about namespaces, etc.
struct decl_struct {
string module_name;
string bare_name; // name without module or namespace
string c_namespace_start; // "opening" namespace for use in netvar_*
string c_namespace_end; // closing "}" for all the above namespaces
string c_fullname; // fully qualified name (namespace::....) for use in netvar_init
string bro_fullname; // fully qualified bro name, for netvar (and lookup_ID())
string bro_name; // the name as we read it from input. What we write into the .bro file
// special cases for events. Events have an EventHandlerPtr
// and a generate_* function. This name is for the generate_* function
string generate_bare_name;
string generate_c_fullname;
string generate_c_namespace_start;
string generate_c_namespace_end;
} decl;
void set_definition_type(int type)
{
definition_type = type;
switch ( type ) {
case FUNC_DEF:
bro_prefix = "";
c_prefix = "bro_";
}
void set_decl_name(const char *name)
{
decl.module_name = extract_module_name(name);
decl.bare_name = extract_var_name(name);
decl.c_namespace_start = "";
decl.c_namespace_end = "";
decl.c_fullname = "";
decl.bro_fullname = "";
decl.bro_name = "";
decl.generate_c_fullname = "";
decl.generate_bare_name = string("generate_") + decl.bare_name;
decl.generate_c_namespace_start = "";
decl.generate_c_namespace_end = "";
switch ( definition_type ) {
case ENUM_DEF:
decl.c_namespace_start = "namespace BifTypePtr { namespace Enum { ";
decl.c_namespace_end = " } }";
decl.c_fullname = "BifTypePtr::Enum::";
break;
case RECORD_DEF:
decl.c_namespace_start = "namespace BifTypePtr { namespace Record { ";
decl.c_namespace_end = " } }";
decl.c_fullname = "BifTypePtr::Record::";
break;
case CONST_DEF:
decl.c_namespace_start = "namespace BifConst { ";
decl.c_namespace_end = " } ";
decl.c_fullname = "BifConst::";
break;
case REWRITER_DEF:
bro_prefix = "rewrite_";
c_prefix = "bro_rewrite_";
// XXX: Legacy. No module names / namespaces supported
// If support for namespaces is desired: add a namespace
// to c_namespace_* and bro_fullname and get rid of
// the hack to bro_name.
decl.c_namespace_start = "";
decl.c_namespace_end = "";
decl.bare_name = "rewrite_" + decl.bare_name;
decl.bro_name = "rewrite_";
break;
case FUNC_DEF:
decl.c_namespace_start = "namespace BifFunc { ";
decl.c_namespace_end = " } ";
decl.c_fullname = "BifFunc::";
break;
case EVENT_DEF:
bro_prefix = "";
c_prefix = "bro_event_";
decl.c_namespace_start = "";
decl.c_namespace_end = "";
decl.c_fullname = "";
decl.generate_c_namespace_start = "namespace BifEvent { ";
decl.generate_c_namespace_end = " } ";
decl.generate_c_fullname = "BifEvent::";
break;
case C_SEGMENT_DEF:
default:
break;
}
if (decl.module_name != GLOBAL_MODULE_NAME)
{
decl.c_namespace_start += "namespace " + decl.module_name + " { ";
decl.c_namespace_end += string(" }");
decl.c_fullname += decl.module_name + "::";
decl.bro_fullname += decl.module_name + "::";
decl.generate_c_namespace_start += "namespace " + decl.module_name + " { ";
decl.generate_c_namespace_end += " } ";
decl.generate_c_fullname += decl.module_name + "::";
}
decl.bro_fullname += decl.bare_name;
if (definition_type == FUNC_DEF)
decl.bare_name = string("bro_") + decl.bare_name;
decl.c_fullname += decl.bare_name;
decl.bro_name += name;
decl.generate_c_fullname += decl.generate_bare_name;
}
const char* arg_list_name = "BiF_ARGS";
@ -63,7 +156,6 @@ const char* trace_rewriter_name = "trace_rewriter";
#include "bif_arg.h"
extern const char* decl_name;
int var_arg; // whether the number of arguments is variable
std::vector<BuiltinFuncArg*> args;
@ -87,9 +179,15 @@ char* concat(const char* str1, const char* str2)
}
// Print the bro_event_* function prototype in C++, without the ending ';'
void print_event_c_prototype(FILE *fp)
void print_event_c_prototype(FILE *fp, bool is_header)
{
fprintf(fp, "void %s%s(Analyzer* analyzer%s", c_prefix, decl_name,
if (is_header)
fprintf(fp, "%s void %s(Analyzer* analyzer%s",
decl.generate_c_namespace_start.c_str(), decl.generate_bare_name.c_str(),
args.size() ? ", " : "" );
else
fprintf(fp, "void %s(Analyzer* analyzer%s",
decl.generate_c_fullname.c_str(),
args.size() ? ", " : "" );
for ( int i = 0; i < (int) args.size(); ++i )
{
@ -98,6 +196,10 @@ void print_event_c_prototype(FILE *fp)
args[i]->PrintCArg(fp, i);
}
fprintf(fp, ")");
if (is_header)
fprintf(fp, "; %s\n", decl.generate_c_namespace_end.c_str());
else
fprintf(fp, "\n");
}
// Print the bro_event_* function body in C++.
@ -106,9 +208,9 @@ void print_event_c_body(FILE *fp)
fprintf(fp, "\t{\n");
fprintf(fp, "\t// Note that it is intentional that here we do not\n");
fprintf(fp, "\t// check if %s is NULL, which should happen *before*\n",
decl_name);
fprintf(fp, "\t// bro_event_%s is called to avoid unnecessary Val\n",
decl_name);
decl.c_fullname.c_str());
fprintf(fp, "\t// %s is called to avoid unnecessary Val\n",
decl.generate_c_fullname.c_str());
fprintf(fp, "\t// allocation.\n");
fprintf(fp, "\n");
@ -138,7 +240,7 @@ void print_event_c_body(FILE *fp)
fprintf(fp, "\n");
fprintf(fp, "\tmgr.QueueEvent(%s, vl, SOURCE_LOCAL, analyzer->GetID(), timer_mgr",
decl_name);
decl.c_fullname.c_str());
if ( connection_arg )
// Pass the connection to the EventMgr as the "cookie"
@ -146,13 +248,14 @@ void print_event_c_body(FILE *fp)
fprintf(fp, ");\n");
fprintf(fp, "\t} // event generation\n");
//fprintf(fp, "%s // end namespace\n", decl.generate_c_namespace_end.c_str());
}
%}
%token TOK_LPP TOK_RPP TOK_LPB TOK_RPB TOK_LPPB TOK_RPPB TOK_VAR_ARG
%token TOK_BOOL
%token TOK_FUNCTION TOK_REWRITER TOK_EVENT TOK_CONST TOK_ENUM
%token TOK_TYPE TOK_RECORD
%token TOK_TYPE TOK_RECORD TOK_MODULE
%token TOK_WRITE TOK_PUSH TOK_EOF TOK_TRACE
%token TOK_ARGS TOK_ARG TOK_ARGC
%token TOK_ID TOK_ATTR TOK_CSTR TOK_LF TOK_WS TOK_COMMENT
@ -170,6 +273,14 @@ void print_event_c_body(FILE *fp)
%%
builtin_lang: definitions
{
fprintf(fp_bro_init, "} # end of export section\n");
fprintf(fp_bro_init, "module %s;\n", GLOBAL_MODULE_NAME);
}
definitions: definitions definition opt_ws
{ fprintf(fp_func_def, "%s", $3); }
| opt_ws
@ -189,6 +300,7 @@ definitions: definitions definition opt_ws
fprintf(fp_netvar_h, "// %s\n\n", auto_gen_comment);
fprintf(fp_netvar_init, "// %s\n\n", auto_gen_comment);
fprintf(fp_bro_init, "export {\n");
fprintf(fp_func_def, "%s", $1);
}
;
@ -200,9 +312,16 @@ definition: event_def
| enum_def
| const_def
| type_def
| module_def
;
module_def: TOK_MODULE opt_ws TOK_ID opt_ws ';'
{
current_module = $2;
fprintf(fp_bro_init, "module %s;\n", $2);
}
// XXX: Add the netvar glue so that the event engine knows about
// the type. One still has to define the type in bro.init.
// Would be nice, if we could just define the record type here
@ -213,25 +332,25 @@ definition: event_def
// TODO: add other types (tables, sets)
type_def: TOK_TYPE opt_ws TOK_ID opt_ws ':' opt_ws TOK_RECORD opt_ws ';'
{
fprintf(fp_netvar_h,
"namespace BroTypePtr { namespace Record { extern RecordType* %s; } }\n", $3);
fprintf(fp_netvar_def,
"namespace BroTypePtr { namespace Record { RecordType* %s; } }\n", $3);
set_definition_type(RECORD_DEF);
set_decl_name($3);
fprintf(fp_netvar_h, "%s extern RecordType * %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_def, "%s RecordType * %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_init,
"\tBroTypePtr::Record::%s = internal_type(\"%s\")->AsRecordType();\n",
$3, $3);
"\t%s = internal_type(\"%s\")->AsRecordType();\n",
decl.c_fullname.c_str(), decl.bro_fullname.c_str());
}
;
event_def: event_prefix opt_ws plain_head opt_attr end_of_head ';'
{
print_event_c_prototype(fp_func_h);
fprintf(fp_func_h, ";\n");
print_event_c_prototype(fp_func_def);
fprintf(fp_func_def, "\n");
print_event_c_prototype(fp_func_h, true);
print_event_c_prototype(fp_func_def, false);
print_event_c_body(fp_func_def);
}
;
func_def: func_prefix opt_ws typed_head end_of_head body
;
@ -243,24 +362,34 @@ enum_def: enum_def_1 enum_list TOK_RPB
{
// First, put an end to the enum type decl.
fprintf(fp_bro_init, "};\n");
if (decl.module_name != GLOBAL_MODULE_NAME)
fprintf(fp_netvar_h, "}; } }\n");
else
fprintf(fp_netvar_h, "}; }\n");
// Now generate the netvar's.
fprintf(fp_netvar_h,
"namespace BroTypePtr { namespace Enum { extern EnumType* %s;\n } }", decl_name);
fprintf(fp_netvar_def,
"namespace BroTypePtr { namespace Enum { EnumType* %s; } }\n", decl_name);
fprintf(fp_netvar_h, "%s extern EnumType * %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_def, "%s EnumType * %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_init,
"\tBroTypePtr::Enum::%s = internal_type(\"%s\")->AsEnumType();\n",
decl_name, decl_name);
"\t%s = internal_type(\"%s\")->AsEnumType();\n",
decl.c_fullname.c_str(), decl.bro_fullname.c_str());
}
;
enum_def_1: TOK_ENUM opt_ws TOK_ID opt_ws TOK_LPB opt_ws
{
decl_name = $3;
fprintf(fp_bro_init, "type %s: enum %s{%s", $3, $4, $6);
fprintf(fp_netvar_h, "namespace BroEnum { ");
set_definition_type(ENUM_DEF);
set_decl_name($3);
fprintf(fp_bro_init, "type %s: enum %s{%s", decl.bro_name.c_str(), $4, $6);
// this is the namespace were the enumerators are defined, not where
// the type is defined.
// We don't support fully qualified names as enumerators. Use a module name
fprintf(fp_netvar_h, "namespace BifEnum { ");
if (decl.module_name != GLOBAL_MODULE_NAME)
fprintf(fp_netvar_h, "namespace %s { ", decl.module_name.c_str());
fprintf(fp_netvar_h, "enum %s {\n", $3);
}
;
@ -281,18 +410,21 @@ enum_list: enum_list TOK_ID opt_ws ',' opt_ws
const_def: const_def_1 const_init opt_attr ';'
{
fprintf(fp_bro_init, ";\n");
fprintf(fp_netvar_h, "extern int %s;\n", decl_name);
fprintf(fp_netvar_def, "int %s;\n", decl_name);
fprintf(fp_netvar_h, "%s extern int %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_def, "%s int %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_init, "\t%s = internal_val(\"%s\")->AsBool();\n",
decl_name, decl_name);
decl.c_fullname.c_str(), decl.bro_fullname.c_str());
}
;
const_def_1: TOK_CONST opt_ws TOK_ID opt_ws
{
decl_name = $3;
set_definition_type(CONST_DEF);
set_decl_name($3);
fprintf(fp_bro_init, "const%s", $2);
fprintf(fp_bro_init, "%s: bool%s", $3, $4);
fprintf(fp_bro_init, "%s: bool%s", decl.bro_name.c_str(), $4);
}
;
@ -364,7 +496,7 @@ plain_head: head_1 args arg_end opt_ws
head_1: TOK_ID opt_ws arg_begin
{
const char* method_type = 0;
decl_name = $1;
set_decl_name($1);
if ( definition_type == FUNC_DEF || definition_type == REWRITER_DEF )
{
@ -376,40 +508,37 @@ head_1: TOK_ID opt_ws arg_begin
if ( method_type )
fprintf(fp_bro_init,
"global %s%s: %s%s(",
bro_prefix, decl_name, method_type, $2);
"global %s: %s%s(",
decl.bro_name.c_str(), method_type, $2);
if ( definition_type == FUNC_DEF || definition_type == REWRITER_DEF )
{
fprintf(fp_func_init,
"\textern Val* %s%s(Frame* frame, val_list*);\n",
c_prefix, decl_name);
fprintf(fp_func_init,
"\t(void) new BuiltinFunc(%s%s, \"%s%s\", 0);\n",
c_prefix, decl_name, bro_prefix, decl_name);
"\t(void) new BuiltinFunc(%s, \"%s\", 0);\n",
decl.c_fullname.c_str(), decl.bro_fullname.c_str());
fprintf(fp_func_h,
"extern Val* %s%s(Frame* frame, val_list*);\n",
c_prefix, decl_name);
"%sextern Val* %s(Frame* frame, val_list*);\n %s",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_func_def,
"Val* %s%s(Frame* frame, val_list* %s)",
c_prefix, decl_name, arg_list_name);
"Val* %s(Frame* frame, val_list* %s)",
decl.c_fullname.c_str(), arg_list_name);
}
else if ( definition_type == EVENT_DEF )
{
// TODO: add namespace for events here
fprintf(fp_netvar_h,
"extern EventHandlerPtr %s;\n",
decl_name);
"%sextern EventHandlerPtr %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_def,
"EventHandlerPtr %s;\n",
decl_name);
"%sEventHandlerPtr %s; %s\n",
decl.c_namespace_start.c_str(), decl.bare_name.c_str(), decl.c_namespace_end.c_str());
fprintf(fp_netvar_init,
"\t%s = internal_handler(\"%s\");\n",
decl_name, decl_name);
decl.c_fullname.c_str(), decl.bro_fullname.c_str());
// C++ prototypes of bro_event_* functions will
// be generated later.
@ -455,7 +584,7 @@ return_type: ':' opt_ws TOK_ID opt_ws
body: body_start c_body body_end
{
fprintf(fp_func_def, " // end of %s\n", decl_name);
fprintf(fp_func_def, " // end of %s\n", decl.c_fullname.c_str());
print_line_directive(fp_func_def);
}
;
@ -492,7 +621,7 @@ body_start: TOK_LPB c_code_begin
fprintf(fp_func_def, "\t\t{\n");
fprintf(fp_func_def,
"\t\trun_time(\"%s() takes exactly %d argument(s)\");\n",
decl_name, argc);
decl.bro_fullname.c_str(), argc);
fprintf(fp_func_def, "\t\treturn 0;\n");
fprintf(fp_func_def, "\t\t}\n");
}
@ -502,7 +631,7 @@ body_start: TOK_LPB c_code_begin
fprintf(fp_func_def, "\t\t{\n");
fprintf(fp_func_def,
"\t\trun_time(\"%s() takes at least %d argument(s)\");\n",
decl_name, argc);
decl.bro_fullname.c_str(), argc);
fprintf(fp_func_def, "\t\treturn 0;\n");
fprintf(fp_func_def, "\t\t}\n");
}
@ -586,7 +715,6 @@ opt_ws: opt_ws TOK_WS
extern char* yytext;
extern char* input_filename;
extern int line_number;
const char* decl_name;
void err_exit(void);
void print_msg(const char msg[])

View file

@ -88,7 +88,7 @@ flow DCE_RPC_Flow(is_orig: bool) {
bind_elems.p_cont_elem[i].abstract_syntax.if_uuid};
// Queue the event
bro_event_dce_rpc_bind(
BifEvent::generate_dce_rpc_bind(
${connection.bro_analyzer},
${connection.bro_analyzer}->Conn(),
bytestring_to_val(${if_uuid}));
@ -106,7 +106,7 @@ flow DCE_RPC_Flow(is_orig: bool) {
%{
if ( dce_rpc_request )
{
bro_event_dce_rpc_request(
BifEvent::generate_dce_rpc_request(
${connection.bro_analyzer},
${connection.bro_analyzer}->Conn(),
${req.opnum},
@ -124,7 +124,7 @@ flow DCE_RPC_Flow(is_orig: bool) {
%{
if ( dce_rpc_response )
{
bro_event_dce_rpc_response(
BifEvent::generate_dce_rpc_response(
${connection.bro_analyzer},
${connection.bro_analyzer}->Conn(),
${connection}->get_cont_id_opnum_map(${resp.p_cont_id}),

View file

@ -91,31 +91,31 @@ flow DHCP_Flow(is_orig: bool) {
switch ( type )
{
case DHCPDISCOVER:
bro_event_dhcp_discover(connection()->bro_analyzer(),
BifEvent::generate_dhcp_discover(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref(), req_addr);
break;
case DHCPREQUEST:
bro_event_dhcp_request(connection()->bro_analyzer(),
BifEvent::generate_dhcp_request(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref(), req_addr, serv_addr);
break;
case DHCPDECLINE:
bro_event_dhcp_decline(connection()->bro_analyzer(),
BifEvent::generate_dhcp_decline(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref());
break;
case DHCPRELEASE:
bro_event_dhcp_release(connection()->bro_analyzer(),
BifEvent::generate_dhcp_release(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref());
break;
case DHCPINFORM:
bro_event_dhcp_inform(connection()->bro_analyzer(),
BifEvent::generate_dhcp_inform(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref());
break;
@ -204,21 +204,21 @@ flow DHCP_Flow(is_orig: bool) {
switch ( type ) {
case DHCPOFFER:
bro_event_dhcp_offer(connection()->bro_analyzer(),
BifEvent::generate_dhcp_offer(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref(), subnet_mask,
router_list, lease, serv_addr);
break;
case DHCPACK:
bro_event_dhcp_ack(connection()->bro_analyzer(),
BifEvent::generate_dhcp_ack(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref(), subnet_mask,
router_list, lease, serv_addr);
break;
case DHCPNAK:
bro_event_dhcp_nak(connection()->bro_analyzer(),
BifEvent::generate_dhcp_nak(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dhcp_msg_val_->Ref());
break;

View file

@ -124,7 +124,7 @@ flow DNS_Flow
if ( msg->header()->qr() == 0 )
{
bro_event_dns_request(
BifEvent::generate_dns_request(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -137,7 +137,7 @@ flow DNS_Flow
msg->header()->nscount() == 0 &&
msg->header()->arcount() == 0 )
{
bro_event_dns_rejected(
BifEvent::generate_dns_rejected(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -253,7 +253,7 @@ flow DNS_Flow
// above fixes for BROv6, we can probably now introduce
// their own events. (It's not clear A6 is needed -
// do we actually encounter it in practice?)
bro_event_dns_A_reply(connection()->bro_analyzer(),
BifEvent::generate_dns_A_reply(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(), build_dns_answer(rr), addr);
break;
@ -261,7 +261,7 @@ flow DNS_Flow
case TYPE_NS:
if ( dns_NS_reply )
{
bro_event_dns_NS_reply(connection()->bro_analyzer(),
BifEvent::generate_dns_NS_reply(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
build_dns_answer(rr),
@ -272,7 +272,7 @@ flow DNS_Flow
case TYPE_CNAME:
if ( dns_CNAME_reply )
{
bro_event_dns_CNAME_reply(
BifEvent::generate_dns_CNAME_reply(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -284,7 +284,7 @@ flow DNS_Flow
case TYPE_SOA:
if ( dns_SOA_reply )
{
bro_event_dns_SOA_reply(
BifEvent::generate_dns_SOA_reply(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -296,7 +296,7 @@ flow DNS_Flow
case TYPE_PTR:
if ( dns_PTR_reply )
{
bro_event_dns_PTR_reply(
BifEvent::generate_dns_PTR_reply(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -308,7 +308,7 @@ flow DNS_Flow
case TYPE_MX:
if ( dns_MX_reply )
{
bro_event_dns_MX_reply(
BifEvent::generate_dns_MX_reply(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),
@ -321,7 +321,7 @@ flow DNS_Flow
case TYPE_EDNS:
if ( dns_EDNS_addl )
{
bro_event_dns_EDNS_addl(
BifEvent::generate_dns_EDNS_addl(
connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
dns_msg_val_->Ref(),

View file

@ -84,7 +84,7 @@ flow HTTP_Flow(is_orig: bool) {
if ( ::http_request )
{
bytestring unescaped_uri = unescape_uri(uri);
bro_event_http_request(connection()->bro_analyzer(),
BifEvent::generate_http_request(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
bytestring_to_val(method),
bytestring_to_val(uri),
@ -103,7 +103,7 @@ flow HTTP_Flow(is_orig: bool) {
%{
if ( ::http_reply )
{
bro_event_http_reply(connection()->bro_analyzer(),
BifEvent::generate_http_reply(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
bytestring_to_val(${vers.vers_str}), code,
bytestring_to_val(reason));
@ -205,7 +205,7 @@ flow HTTP_Flow(is_orig: bool) {
if ( ::http_header )
{
bro_event_http_header(connection()->bro_analyzer(),
BifEvent::generate_http_header(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
bytestring_to_val(name)->ToUpper(),
@ -236,7 +236,7 @@ flow HTTP_Flow(is_orig: bool) {
%{
if ( ::http_all_headers )
{
bro_event_http_all_headers(connection()->bro_analyzer(),
BifEvent::generate_http_all_headers(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(),
build_http_headers_val());
@ -263,7 +263,7 @@ flow HTTP_Flow(is_orig: bool) {
msg_start_time_ = network_time();
if ( ::http_begin_entity )
{
bro_event_http_begin_entity(connection()->bro_analyzer(),
BifEvent::generate_http_begin_entity(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(), is_orig());
}
%}
@ -295,13 +295,13 @@ flow HTTP_Flow(is_orig: bool) {
if ( ::http_end_entity )
{
bro_event_http_end_entity(connection()->bro_analyzer(),
BifEvent::generate_http_end_entity(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(), is_orig());
}
if ( ::http_message_done )
{
bro_event_http_message_done(connection()->bro_analyzer(),
BifEvent::generate_http_message_done(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
is_orig(), build_http_message_stat());
}

View file

@ -100,23 +100,23 @@ refine connection RPC_Conn += {
switch ( call->proc() ) {
case PMAPPROC_NULL:
bro_event_pm_request_null(bro_analyzer(), bro_analyzer()->Conn());
BifEvent::generate_pm_request_null(bro_analyzer(), bro_analyzer()->Conn());
break;
case PMAPPROC_SET:
bro_event_pm_request_set(bro_analyzer(),
BifEvent::generate_pm_request_set(bro_analyzer(),
bro_analyzer()->Conn(),
call->call_val(), results->set());
break;
case PMAPPROC_UNSET:
bro_event_pm_request_unset(bro_analyzer(),
BifEvent::generate_pm_request_unset(bro_analyzer(),
bro_analyzer()->Conn(),
call->call_val(), results->unset());
break;
case PMAPPROC_GETPORT:
bro_event_pm_request_getport(bro_analyzer(),
BifEvent::generate_pm_request_getport(bro_analyzer(),
bro_analyzer()->Conn(),
call->call_val(),
PortmapBuildPortVal(results->getport(),
@ -124,13 +124,13 @@ refine connection RPC_Conn += {
break;
case PMAPPROC_DUMP:
bro_event_pm_request_dump(bro_analyzer(),
BifEvent::generate_pm_request_dump(bro_analyzer(),
bro_analyzer()->Conn(),
PortmapBuildDumpVal(results->dump()));
break;
case PMAPPROC_CALLIT:
bro_event_pm_request_callit(bro_analyzer(),
BifEvent::generate_pm_request_callit(bro_analyzer(),
bro_analyzer()->Conn(),
call->call_val(),
new PortVal(results->callit()->port(),
@ -149,37 +149,37 @@ function PortmapCallFailed(connection: RPC_Conn,
call: RPC_Call,
status: EnumRPCStatus): bool
%{
// BroEnum::rpc_status st = static_cast<BroEnum::rpc_status>(status);
Val *st = new EnumVal(status, BroTypePtr::Enum::rpc_status);
// BifEnum::rpc_status st = static_cast<BifEnum::rpc_status>(status);
Val *st = new EnumVal(status, BifTypePtr::Enum::rpc_status);
switch ( call->proc() ) {
case PMAPPROC_NULL:
bro_event_pm_attempt_null(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_null(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st);
break;
case PMAPPROC_SET:
bro_event_pm_attempt_set(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_set(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st, call->call_val());
break;
case PMAPPROC_UNSET:
bro_event_pm_attempt_unset(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_unset(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st, call->call_val());
break;
case PMAPPROC_GETPORT:
bro_event_pm_attempt_getport(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_getport(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st, call->call_val());
break;
case PMAPPROC_DUMP:
bro_event_pm_attempt_dump(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_dump(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st);
break;
case PMAPPROC_CALLIT:
bro_event_pm_attempt_callit(connection->bro_analyzer(),
BifEvent::generate_pm_attempt_callit(connection->bro_analyzer(),
connection->bro_analyzer()->Conn(), st, call->call_val());
break;

View file

@ -157,7 +157,7 @@ flow RPC_Flow (is_orig: bool) {
return false;
}
bro_event_rpc_call(connection()->bro_analyzer(),
BifEvent::generate_rpc_call(connection()->bro_analyzer(),
connection()->bro_analyzer()->Conn(),
call->prog(),
call->vers(),

View file

@ -165,7 +165,7 @@ refine analyzer SSLAnalyzer += {
%{
StringVal* err_str =
new StringVal(X509_verify_cert_error_string(err_num));
bro_event_ssl_X509_error(bro_analyzer_, bro_analyzer_->Conn(),
BifEvent::generate_ssl_X509_error(bro_analyzer_, bro_analyzer_->Conn(),
err_num, err_str);
%}
@ -189,7 +189,7 @@ refine analyzer SSLAnalyzer += {
function proc_alert(level : int, description : int) : bool
%{
bro_event_ssl_conn_alert(bro_analyzer_, bro_analyzer_->Conn(),
BifEvent::generate_ssl_conn_alert(bro_analyzer_, bro_analyzer_->Conn(),
current_record_version_, level,
description);
return true;
@ -217,7 +217,7 @@ refine analyzer SSLAnalyzer += {
Unref(ciph);
}
bro_event_ssl_conn_attempt(bro_analyzer_, bro_analyzer_->Conn(),
BifEvent::generate_ssl_conn_attempt(bro_analyzer_, bro_analyzer_->Conn(),
version, cipher_table);
if ( ssl_compare_cipherspecs )
@ -252,7 +252,7 @@ refine analyzer SSLAnalyzer += {
Unref(ciph);
}
bro_event_ssl_conn_server_reply(bro_analyzer_,
BifEvent::generate_ssl_conn_server_reply(bro_analyzer_,
bro_analyzer_->Conn(),
version_, chosen_ciphers);
@ -263,10 +263,10 @@ refine analyzer SSLAnalyzer += {
TableVal* tv = to_table_val(session_id);
if ( client_session_id_ &&
*client_session_id_ == *session_id )
bro_event_ssl_conn_reused(bro_analyzer_,
BifEvent::generate_ssl_conn_reused(bro_analyzer_,
bro_analyzer_->Conn(), tv);
else
bro_event_ssl_session_insertion(bro_analyzer_,
BifEvent::generate_ssl_session_insertion(bro_analyzer_,
bro_analyzer_->Conn(), tv);
delete ciphers;
@ -277,13 +277,13 @@ refine analyzer SSLAnalyzer += {
if ( client_session_id_ )
{
TableVal* tv = to_table_val(client_session_id_);
bro_event_ssl_conn_reused(bro_analyzer_,
BifEvent::generate_ssl_conn_reused(bro_analyzer_,
bro_analyzer_->Conn(), tv);
}
// We don't know the chosen cipher, as there is
// no session storage.
bro_event_ssl_conn_established(bro_analyzer_,
BifEvent::generate_ssl_conn_established(bro_analyzer_,
bro_analyzer_->Conn(),
version_, 0xffffffff);
delete ciphers;
@ -316,7 +316,7 @@ refine analyzer SSLAnalyzer += {
if ( certificates->size() == 0 )
return true;
bro_event_ssl_certificate_seen(bro_analyzer_,
BifEvent::generate_ssl_certificate_seen(bro_analyzer_,
bro_analyzer_->Conn(),
! current_record_is_orig_);
@ -341,7 +341,7 @@ refine analyzer SSLAnalyzer += {
pX509Cert->Assign(1, new StringVal(tmp));
pX509Cert->Assign(2, new AddrVal(bro_analyzer_->Conn()->OrigAddr()));
bro_event_ssl_certificate(bro_analyzer_, bro_analyzer_->Conn(),
BifEvent::generate_ssl_certificate(bro_analyzer_, bro_analyzer_->Conn(),
pX509Cert, current_record_is_orig_);
if ( X509_get_ext_count(pCert) > 0 )
@ -361,7 +361,7 @@ refine analyzer SSLAnalyzer += {
Unref(index);
}
bro_event_process_X509_extensions(bro_analyzer_,
BifEvent::generate_process_X509_extensions(bro_analyzer_,
bro_analyzer_->Conn(), x509ex);
}
@ -442,7 +442,7 @@ refine analyzer SSLAnalyzer += {
state_label(old_state_).c_str()));
check_cipher(cipher);
bro_event_ssl_conn_established(bro_analyzer_,
BifEvent::generate_ssl_conn_established(bro_analyzer_,
bro_analyzer_->Conn(), version_, cipher);
return true;
@ -483,7 +483,7 @@ refine analyzer SSLAnalyzer += {
if ( state_ == STATE_CONN_ESTABLISHED &&
old_state_ == STATE_COMM_ENCRYPTED )
{
bro_event_ssl_conn_established(bro_analyzer_,
BifEvent::generate_ssl_conn_established(bro_analyzer_,
bro_analyzer_->Conn(),
version_, cipher_);
}