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A set of smaller API tweaks, and polishing.

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This commit is contained in:
Robin Sommer 2014-09-03 12:45:38 -07:00
parent 5e4f498083
commit 569853444f
4 changed files with 31 additions and 24 deletions
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19
src/iosource/PktSrc.cc
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@ -89,6 +89,16 @@ double PktSrc::CurrentPacketWallClock()
void PktSrc::Opened(const Properties& arg_props)
{
if ( arg_props.hdr_size < 0 )
{
char buf[512];
safe_snprintf(buf, sizeof(buf),
"unknown data link type 0x%x", props.link_type);
Error(buf);
Close();
return;
}
props = arg_props;
SetClosed(false);
@ -98,6 +108,9 @@ void PktSrc::Opened(const Properties& arg_props)
return;
}
if ( props.is_live )
Info(fmt("listening on %s, capture length %d bytes\n", props.path.c_str(), SnapLen()));
DBG_LOG(DBG_PKTIO, "Opened source %s", props.path.c_str());
}
@ -433,6 +446,9 @@ bool PktSrc::ExtractNextPacketInternal()
bool PktSrc::PrecompileBPFFilter(int index, const std::string& filter)
{
if ( index < 0 )
return false;
char errbuf[PCAP_ERRBUF_SIZE];
// Compile filter.
@ -465,6 +481,9 @@ bool PktSrc::PrecompileBPFFilter(int index, const std::string& filter)
BPF_Program* PktSrc::GetBPFFilter(int index)
{
if ( index < 0 )
return 0;
HashKey* hash = new HashKey(HashKey(bro_int_t(index)));
BPF_Program* code = filters.Lookup(hash);
delete hash;