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Code Issues Releases Wiki Activity

Added another Sniffer constructor.

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This commit is contained in:
Matias Fontanini
2013-10-21 23:31:07 -03:00
parent f57b8c189c
commit b0868b5d60
2 changed files with 36 additions and 2 deletions
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23
include/sniffer.h
View File

@@ -246,8 +246,13 @@ namespace Tins {
*/
class Sniffer : public BaseSniffer {
public:
enum promisc_type {
NON_PROMISC,
PROMISC
};
/**
* \brief Constructs an instance of Sniffer.
* Constructs an instance of Sniffer.
* \param device The device which will be sniffed.
* \param max_packet_size The maximum packet size to be read.
* \param promisc bool indicating wether to put the interface in promiscuous mode.(optional)
@@ -255,6 +260,22 @@ namespace Tins {
*/
Sniffer(const std::string &device, unsigned max_packet_size,
bool promisc = false, const std::string &filter = "");
/**
* \brief Constructs an instance of Sniffer.
*
* The maximum capture size is set to 65535. By default the interface won't
* be put into promiscuous mode.
*
* \param device The device which will be sniffed.
* \param promisc Indicates if the interface should be put in promiscuous mode.
* \param filter A capture filter to be used on the sniffing session.(optional);
*/
Sniffer(const std::string &device, promisc_type promisc = NON_PROMISC,
const std::string &filter = "");
private:
void init_sniffer(const std::string &device, unsigned max_packet_size,
bool promisc = false, const std::string &filter = "");
};
/**

15
src/sniffer.cpp
View File

@@ -165,7 +165,19 @@ bool BaseSniffer::set_filter(const std::string &filter) {
Sniffer::Sniffer(const string &device, unsigned max_packet_size,
bool promisc, const string &filter)
{
char error[PCAP_ERRBUF_SIZE];
init_sniffer(device, max_packet_size, promisc, filter);
}
Sniffer::Sniffer(const std::string &device, promisc_type promisc,
const std::string &filter)
{
init_sniffer(device, 65535, promisc == PROMISC, filter);
}
void Sniffer::init_sniffer(const std::string &device, unsigned max_packet_size,
bool promisc, const std::string &filter)
{
char error[PCAP_ERRBUF_SIZE];
bpf_u_int32 ip, if_mask;
if (pcap_lookupnet(device.c_str(), &ip, &if_mask, error) == -1) {
ip = 0;
@@ -178,6 +190,7 @@ Sniffer::Sniffer(const string &device, unsigned max_packet_size,
init(phandle, filter, if_mask);
}
// **************************** FileSniffer ****************************
FileSniffer::FileSniffer(const string &file_name, const string &filter) {