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Code Issues Releases Wiki Activity

Added timeout to Sniffer class.

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This commit is contained in:
Matias Fontanini
2012-03-12 09:47:30 -03:00
parent a49ac24972
commit e9484209fc
2 changed files with 4 additions and 3 deletions
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3
include/sniffer.h
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@@ -66,9 +66,10 @@ namespace Tins {
* \brief Creates an instance of sniffer. * \brief Creates an instance of sniffer.
* \param device The device which will be sniffed. * \param device The device which will be sniffed.
* \param max_packet_size The maximum packet size to be read. * \param max_packet_size The maximum packet size to be read.
* \param timeout The time in seconds to wait for a packet.
* \param filter A capture filter to compile and use for sniffing sessions.(optional); * \param filter A capture filter to compile and use for sniffing sessions.(optional);
*/ */
Sniffer(const std::string &device, unsigned max_packet_size, const std::string &filter = "") throw(std::runtime_error); Sniffer(const std::string &device, unsigned max_packet_size, unsigned timeout = 0, const std::string &filter = "") throw(std::runtime_error);
/** /**
* \brief Sniffer destructor. * \brief Sniffer destructor.

4
src/sniffer.cpp
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@@ -40,13 +40,13 @@ struct LoopData {
/** \endcond */ /** \endcond */
Tins::Sniffer::Sniffer(const string &device, unsigned max_packet_size, const string &filter) throw(std::runtime_error) { Tins::Sniffer::Sniffer(const string &device, unsigned max_packet_size, unsigned timeout, const string &filter) throw(std::runtime_error) {
char error[PCAP_ERRBUF_SIZE]; char error[PCAP_ERRBUF_SIZE];
if (pcap_lookupnet(device.c_str(), &ip, &mask, error) == -1) { if (pcap_lookupnet(device.c_str(), &ip, &mask, error) == -1) {
ip = 0; ip = 0;
mask = 0; mask = 0;
} }
handle = pcap_open_live(device.c_str(), max_packet_size, 0, 0, error); handle = pcap_open_live(device.c_str(), max_packet_size, 0, timeout, error);
if(!handle) if(!handle)
throw runtime_error(error); throw runtime_error(error);
wired = (pcap_datalink (handle) != DLT_IEEE802_11_RADIO); //better plx wired = (pcap_datalink (handle) != DLT_IEEE802_11_RADIO); //better plx