iftable.rar_.Iphlpapi.lib_GetIfEntry_Iphlpapi.lib_VC6 iphlpapi_i

#include <winsock2.h> //#include <ws2tcpip.h> #pragma comment(lib, "IPHLPAPI.lib") #include "iphlpapi.h" #include <stdio.h> #include <stdlib.h> #define MALLOC(x) HeapAlloc(GetProcessHeap(), 0, (x)) #define FREE(x) HeapFree(GetProcessHeap(), 0, (x)) /* Note: could also use malloc() and free() */ int main() { // Declare and initialize variables. // Declare and initialize variables. DWORD dwSize = 0; DWORD dwRetVal = 0; int i, j; /* variables used for GetIfTable and GetIfEntry */ MIB_IFTABLE *pIfTable; MIB_IFROW *pIfRow; // Allocate memory for our pointers. pIfTable = (MIB_IFTABLE *) MALLOC(sizeof (MIB_IFTABLE)); if (pIfTable == NULL) { printf("Error allocating memory needed to call GetIfTable\n"); exit (1); } // Before calling GetIfEntry, we call GetIfTable to make // sure there are entries to get and retrieve the interface index. // Make an initial call to GetIfTable to get the // necessary size into dwSize dwSize = sizeof (MIB_IFTABLE); if (GetIfTable(pIfTable, &dwSize, 0) == ERROR_INSUFFICIENT_BUFFER) { FREE(pIfTable); pIfTable = (MIB_IFTABLE *) MALLOC(dwSize); if (pIfTable == NULL) { printf("Error allocating memory\n"); exit (1); } } // Make a second call to GetIfTable to get the actual // data we want. if ((dwRetVal = GetIfTable(pIfTable, &dwSize, 0)) == NO_ERROR) { if (pIfTable->dwNumEntries > 0) { pIfRow = (MIB_IFROW *) MALLOC(sizeof (MIB_IFROW)); if (pIfRow == NULL) { printf("Error allocating memory\n"); if (pIfTable != NULL) { FREE(pIfTable); pIfTable = NULL; } exit (1); } printf("\tNum Entries: %ld\n\n", pIfTable->dwNumEntries); for (i = 0; i < (int) pIfTable->dwNumEntries; i++) { pIfRow->dwIndex = pIfTable->table[i].dwIndex; if ((dwRetVal = GetIfEntry(pIfRow)) == NO_ERROR) { printf("\tIndex:\t %ld\n", pIfRow->dwIndex); printf("\tInterfaceName[%d]:\t ", i); if (pIfRow->wszName != NULL) printf("%ws", pIfRow->wszName); printf("\n"); printf("\tDescription[%d]:\t ", i); for (j = 0; j < (int) pIfRow->dwDescrLen; j++) printf("%c", pIfRow->bDescr[j]); printf("\n"); printf("\tType[%d]:\t ", i); printf("\tType=:[%d]:\t ", pIfRow->dwType); printf("\tdwInOctets=:[%d]:\t ", pIfRow->dwInOctets); printf("\tdwOutOctets=:[%d]:\t ", pIfRow->dwOutOctets); printf("\tdwInUcastPkts=:[%d]:\t ", pIfRow->dwInUcastPkts); printf("\tdwOutUcastPkts=:[%d]:\t ", pIfRow->dwOutUcastPkts); printf("\tMtu[%d]:\t\t %ld\n", i, pIfRow->dwMtu); printf("\tSpeed[%d]:\t %ld\n", i, pIfRow->dwSpeed); printf("\tPhysical Addr:\t "); if (pIfRow->dwPhysAddrLen == 0) printf("\n"); for (j = 0; j < (int) pIfRow->dwPhysAddrLen; j++) { if (j == (pIfRow->dwPhysAddrLen - 1)) printf("%.2X\n", (int) pIfRow->bPhysAddr[j]); else printf("%.2X-", (int) pIfRow->bPhysAddr[j]); } printf("\tAdmin Status[%d]:\t %ld\n", i, pIfRow->dwAdminStatus); printf("\tOper Status[%d]:\t ", i); printf("\tOper Status[%d]=:\t ", pIfRow->dwOperStatus); printf("\n"); } else { printf("GetIfEntry failed for index %d with error: %ld\n", i, dwRetVal); // Here you can use FormatMessage to find out why // it failed. } } } else { printf("\tGetIfTable failed with error: %ld\n", dwRetVal); } } exit (0); }