HANDLE pktsdk_interface_by_index(unsigned int fidx) {
unsigned idx = 1;
HANDLE hCfg;
dprintf("sniffer>> pktsdk_interface_by_index(%d)", fidx);
hCfg = MgrGetFirstAdapterCfg(hMgr);
do {
if(fidx == idx++) return hCfg;
}while((hCfg = MgrGetNextAdapterCfg(hMgr,hCfg)) != NULL);
return NULL;
}
DWORD request_sniffer_interfaces(Remote *remote, Packet *packet)
{
Packet *response = packet_create_response(packet);
Tlv entries[8];
/*
0: Index
1: Name
2: Description
3: Type
4: MTU
5: Wireless?
6: Accessible?
7: DHCP?
*/
unsigned int idx = 1;
HANDLE hCfg;
check_pssdk();
hCfg = MgrGetFirstAdapterCfg(hMgr);
do
{
unsigned char *aname = (unsigned char *)AdpCfgGetAdapterNameA(hCfg);
unsigned char *adesc = (unsigned char *)AdpCfgGetAdapterDescriptionA(hCfg);
unsigned int ahand = htonl((unsigned int)hCfg);
unsigned int atype = htonl(AdpCfgGetAdapterType(hCfg));
unsigned int amtu = htonl(AdpCfgGetMaxPacketSize(hCfg));
unsigned int aidx = htonl(idx);
BOOL awireless = AdpCfgIsWireless(hCfg);
BOOL ausable = AdpCfgGetAccessibleState(hCfg);
BOOL adhcp = AdpCfgGetDhcpState(hCfg);
memset(entries, 0, sizeof(entries));
dprintf("sniffer>> interface %d - %s - %s", idx, aname, adesc);
entries[0].header.type = TLV_TYPE_UINT;
entries[0].header.length = sizeof(unsigned int);
entries[0].buffer = (PUCHAR)&aidx;
entries[1].header.type = TLV_TYPE_STRING;
entries[1].header.length = strlen(aname)+1;
entries[1].buffer = aname;
entries[2].header.type = TLV_TYPE_STRING;
entries[2].header.length = strlen(adesc)+1;
entries[2].buffer = adesc;
entries[3].header.type = TLV_TYPE_UINT;
entries[3].header.length = sizeof(unsigned int);
entries[3].buffer = (PUCHAR)&atype;
entries[4].header.type = TLV_TYPE_UINT;
entries[4].header.length = sizeof(unsigned int);
entries[4].buffer = (PUCHAR)&amtu;
entries[5].header.type = TLV_TYPE_BOOL;
entries[5].header.length = sizeof(BOOL);
entries[5].buffer = (PUCHAR)&awireless;
entries[6].header.type = TLV_TYPE_BOOL;
entries[6].header.length = sizeof(BOOL);
entries[6].buffer = (PUCHAR)&ausable;
entries[7].header.type = TLV_TYPE_BOOL;
entries[7].header.length = sizeof(BOOL);
entries[7].buffer = (PUCHAR)&adhcp;
packet_add_tlv_group(response, TLV_TYPE_SNIFFER_INTERFACES, entries, 8);
idx++;
}while((hCfg = MgrGetNextAdapterCfg(hMgr,hCfg)) != NULL);
packet_transmit_response(ERROR_SUCCESS, remote, response);
return ERROR_SUCCESS;
}
DWORD request_sniffer_interfaces(Remote *remote, Packet *packet)
{
Packet *response = packet_create_response(packet);
Tlv entries[8];
/*
0: Index
1: Name
2: Description
3: Type
4: MTU
5: Wireless?
6: Accessible?
7: DHCP?
*/
DWORD result = ERROR_SUCCESS;
#ifdef _WIN32
HANDLE hCfg;
unsigned int idx = 1;
check_pssdk();
hCfg = MgrGetFirstAdapterCfg(hMgr);
do
{
unsigned char *aname = (unsigned char *)AdpCfgGetAdapterNameA(hCfg);
unsigned char *adesc = (unsigned char *)AdpCfgGetAdapterDescriptionA(hCfg);
unsigned int ahand = htonl((unsigned int)hCfg);
unsigned int atype = htonl(AdpCfgGetAdapterType(hCfg));
unsigned int amtu = htonl(AdpCfgGetMaxPacketSize(hCfg));
unsigned int aidx = htonl(idx);
BOOL awireless = AdpCfgIsWireless(hCfg);
BOOL ausable = AdpCfgGetAccessibleState(hCfg);
BOOL adhcp = AdpCfgGetDhcpState(hCfg);
memset(entries, 0, sizeof(entries));
dprintf("sniffer>> interface %d - %s - %s", idx, aname, adesc);
entries[0].header.type = TLV_TYPE_UINT;
entries[0].header.length = sizeof(unsigned int);
entries[0].buffer = (PUCHAR)&aidx;
entries[1].header.type = TLV_TYPE_STRING;
entries[1].header.length = (DWORD)strlen(aname) + 1;
entries[1].buffer = aname;
entries[2].header.type = TLV_TYPE_STRING;
entries[2].header.length = (DWORD)strlen(adesc) + 1;
entries[2].buffer = adesc;
entries[3].header.type = TLV_TYPE_UINT;
entries[3].header.length = sizeof(unsigned int);
entries[3].buffer = (PUCHAR)&atype;
entries[4].header.type = TLV_TYPE_UINT;
entries[4].header.length = sizeof(unsigned int);
entries[4].buffer = (PUCHAR)&amtu;
entries[5].header.type = TLV_TYPE_BOOL;
entries[5].header.length = sizeof(BOOL);
entries[5].buffer = (PUCHAR)&awireless;
entries[6].header.type = TLV_TYPE_BOOL;
entries[6].header.length = sizeof(BOOL);
entries[6].buffer = (PUCHAR)&ausable;
entries[7].header.type = TLV_TYPE_BOOL;
entries[7].header.length = sizeof(BOOL);
entries[7].buffer = (PUCHAR)&adhcp;
packet_add_tlv_group(response, TLV_TYPE_SNIFFER_INTERFACES, entries, 8);
idx++;
} while ((hCfg = MgrGetNextAdapterCfg(hMgr, hCfg)) != NULL);
#else
char errbuf[PCAP_ERRBUF_SIZE+4];
int aidx = htonl(1); // :~(
struct ifaces_list *ifaces;
uint32_t i;
int aidx_bigendian;
int mtu_bigendian;
int yes_int = htonl(1);
int no_int = 0;
int mtu_int = htonl(1514);
pcap_if_t *interfaces, *int_iter;
interfaces = int_iter = NULL;
ifaces = NULL;
do
{
result = pcap_findalldevs(&interfaces, errbuf);
if(!result)
{ // pcap_findalldevs suceeded
for(int_iter = interfaces; int_iter; int_iter = int_iter->next)
{
entries[0].header.type = TLV_TYPE_UINT;
entries[0].header.length = sizeof(unsigned int);
entries[0].buffer = (PUCHAR)&aidx;
entries[1].header.type = TLV_TYPE_STRING;
entries[1].header.length = strlen(int_iter->name)+1;
entries[1].buffer = (PUCHAR)int_iter->name;
entries[2].header.type = TLV_TYPE_STRING;
entries[2].header.length = strlen(int_iter->name)+1;
entries[2].buffer = (PUCHAR)int_iter->name;
entries[3].header.type = TLV_TYPE_UINT;
entries[3].header.length = sizeof(unsigned int);
entries[3].buffer = (PUCHAR)&no_int; // xxx, get encapsulation type?
entries[4].header.type = TLV_TYPE_UINT;
entries[4].header.length = sizeof(unsigned int);
entries[4].buffer = (PUCHAR)&mtu_int; // PKS :-(
entries[5].header.type = TLV_TYPE_BOOL;
entries[5].header.length = sizeof(BOOL);
entries[5].buffer = (PUCHAR)&no_int; // check encaps options / crap
entries[6].header.type = TLV_TYPE_BOOL;
entries[6].header.length = sizeof(BOOL);
entries[6].buffer = (PUCHAR)&yes_int; // sure, why not.
entries[7].header.type = TLV_TYPE_BOOL;
entries[7].header.length = sizeof(BOOL);
entries[7].buffer = (PUCHAR)&no_int; // hrm. not worth it.
packet_add_tlv_group(response, TLV_TYPE_SNIFFER_INTERFACES, entries, 8);
aidx = htonl(ntohl(aidx)+1); // :~(
}
}
else
{
dprintf("pcap_findalldevs() failed, trying netlink_get_interfaces now, errbuf was %s", errbuf);
result = netlink_get_interfaces(&ifaces);
if(result)
{
dprintf("Error when retrieving interfaces info");
break;
}
// netlink_get_interfaces suceeded
for (i = 0; i < ifaces->entries; i++)
{
aidx_bigendian = htonl(ifaces->ifaces[i].index);
entries[0].header.type = TLV_TYPE_UINT;
entries[0].header.length = sizeof(uint32_t);
entries[0].buffer = (PUCHAR)&aidx_bigendian;
entries[1].header.type = TLV_TYPE_STRING;
entries[1].header.length = strlen(ifaces->ifaces[i].name)+1;
entries[1].buffer = (PUCHAR)ifaces->ifaces[i].name;
entries[2].header.type = TLV_TYPE_STRING;
entries[2].header.length = strlen(ifaces->ifaces[i].name)+1;
entries[2].buffer = (PUCHAR)ifaces->ifaces[i].name;
entries[3].header.type = TLV_TYPE_UINT;
entries[3].header.length = sizeof(unsigned int);
entries[3].buffer = (PUCHAR)&no_int; // xxx, get encapsulation type?
mtu_bigendian = htonl(ifaces->ifaces[i].mtu);
entries[4].header.type = TLV_TYPE_UINT;
entries[4].header.length = sizeof(uint32_t);
entries[4].buffer = (PUCHAR)&mtu_bigendian;
entries[5].header.type = TLV_TYPE_BOOL;
entries[5].header.length = sizeof(BOOL);
entries[5].buffer = (PUCHAR)&no_int; // check encaps options / crap
entries[6].header.type = TLV_TYPE_BOOL;
entries[6].header.length = sizeof(BOOL);
entries[6].buffer = (PUCHAR)&yes_int; // sure, why not.
entries[7].header.type = TLV_TYPE_BOOL;
entries[7].header.length = sizeof(BOOL);
entries[7].buffer = (PUCHAR)&no_int; // hrm. not worth it.
packet_add_tlv_group(response, TLV_TYPE_SNIFFER_INTERFACES, entries, 8);
}
}
} while(0);
if(ifaces)
{
free(ifaces);
}
if (interfaces)
{
pcap_freealldevs(interfaces);
}
#endif
packet_transmit_response(result, remote, response);
return ERROR_SUCCESS;
}
