// WritePacketData calls pcap_sendpacket, injecting the given data into the pcap handle.
func (p *Handle) WritePacketData(data []byte) (err error) {
buf := C.CString(string(data))
defer C.free(unsafe.Pointer(buf))
if -1 == C.pcap_sendpacket(p.cptr, (*C.u_char)(unsafe.Pointer(buf)), (C.int)(len(data))) {
err = p.Error()
}
return
}
func (p *Pcap) Inject(data []byte) (err error) {
buf := C.CString(string(data))
if -1 == C.pcap_sendpacket(p.cptr, (*C.u_char)(unsafe.Pointer(buf)), (C.int)(len(data))) {
err = p.Geterror()
}
C.free(unsafe.Pointer(buf))
return
}
// Inject a packet in the packet source.
func (h *Handle) Inject(buf []byte) error {
cbuf := (*C.u_char)(&buf[0])
blen := C.int(len(buf))
err := C.pcap_sendpacket(h.pcap, cbuf, blen)
if err < 0 {
return fmt.Errorf("Could not inject packet: %s", h.get_error())
}
return nil
}
func (p *Pcap) Inject(data []byte) (err error) {
buf := (*C.char)(C.malloc((C.size_t)(len(data))))
for i := 0; i < len(data); i++ {
*(*byte)(unsafe.Pointer(uintptr(unsafe.Pointer(buf)) + uintptr(i))) = data[i]
}
if -1 == C.pcap_sendpacket(p.cptr, (*C.u_char)(unsafe.Pointer(buf)), (C.int)(len(data))) {
err = p.Geterror()
}
C.free(unsafe.Pointer(buf))
return
}
// WritePacketData calls pcap_sendpacket, injecting the given data into the pcap handle.
func (p *Handle) WritePacketData(data []byte) (err error) {
if -1 == C.pcap_sendpacket(p.cptr, (*C.u_char)(&data[0]), (C.int)(len(data))) {
err = p.Error()
}
return
}