For many years, WinPcap has been recognized as the industry-standard tool for link-layer network access in Windows environments, allowing applications to capture and transmit network packets …

Introduction This Manual describes the programming interface and the source code of WinPcap. It provides detailed descriptions of the functions and structures exported to programmers, along with …

pcap.h File Reference Go to the source code of this file.

Introduction This Manual describes the programming interface and the source code of WinPcap. It provides detailed descriptions of the functions and structures exported to programmers, along with …

Include the file pcap.h at the beginning of every source file that uses the functions exported by library. If your program uses Win32 specific functions of WinPcap, remember to include WPCAP among the …

Flushes the output buffer to the ``savefile,'' so that any packets written with pcap_dump () but not yet written to the ``savefile'' will be written. -1 is returned on error, 0 on success.

PCAP_IF_ interface flags. Currently the only possible flag is PCAP_IF_LOOPBACK, that is set if the interface is a loopback interface. Definition at line 153 of file incs/pcap.h.

The functions used to filter packets are pcap_compile () and pcap_setfilter (). pcap_compile () takes a string containing a high-level Boolean (filter) expression and produces a low-level byte code that can …

pcap_compile_nopcap () is similar to pcap_compile () except that instead of passing a pcap structure, one passes the snaplen and linktype explicitly. It is intended to be used for compiling filters for direct …

Additionally, pcap_findalldevs_ex () can also return remote adapters and a list of pcap files that are located in a given local folder. The following sample provides an ifprint () function that prints the …