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Modified CMesureNet to ignore the unwanted interfaces.

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Note: Recommend that you remove [Statistics] section from Rainmeter.ini and Rainmeter.stats beforehand. It's because there is a possibility that the interface index is different between old and new.
This commit is contained in:
spx 2011-08-01 21:05:56 +00:00
parent 904ed76960
commit 74640d0fb2
2 changed files with 197 additions and 171 deletions
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340
Library/MeasureNet.cpp
View File

@ -21,14 +21,18 @@
#include "Rainmeter.h" #include "Rainmeter.h"
#include "System.h" #include "System.h"
BYTE* CMeasureNet::c_Table = NULL;
UINT CMeasureNet::c_NumOfTables = 0;
std::vector<ULONG64> CMeasureNet::c_StatValues; std::vector<ULONG64> CMeasureNet::c_StatValues;
std::vector<ULONG64> CMeasureNet::c_OldStatValues; std::vector<ULONG64> CMeasureNet::c_OldStatValues;
BYTE* CMeasureNet::c_Table = NULL;
FPGETIFTABLE2EX CMeasureNet::c_GetIfTable2Ex = NULL; ULONG CMeasureNet::c_Size = 0;
FPFREEMIBTABLE CMeasureNet::c_FreeMibTable = NULL; UINT CMeasureNet::c_NumOfTables = 0;
bool CMeasureNet::c_UseNewApi = false; BYTE* CMeasureNet::c_AATable = NULL;
ULONG CMeasureNet::c_AASize = 0;
bool CMeasureNet::c_IpInterfaceChanged = true;
HANDLE CMeasureNet::c_NotificationHandle = NULL;
FPGETIFENTRY2 CMeasureNet::c_GetIfEntry2 = NULL;
FPNOTIFYIPINTERFACECHANGE CMeasureNet::c_NotifyIpInterfaceChange = NULL;
FPCANCELMIBCHANGENOTIFY2 CMeasureNet::c_CancelMibChangeNotify2 = NULL;
extern CRainmeter* Rainmeter; extern CRainmeter* Rainmeter;
@ -83,6 +87,18 @@ bool CMeasureNet::Update()
return PostUpdate(); return PostUpdate();
} }
/*
** IpInterfaceChangeCallback
**
*/
VOID NETIOAPI_API_ CMeasureNet::IpInterfaceChangeCallback(PVOID CallerContext, PMIB_IPINTERFACE_ROW Row, MIB_NOTIFICATION_TYPE NotificationType)
{
if (NotificationType == MibAddInstance || NotificationType == MibDeleteInstance)
{
c_IpInterfaceChanged = true;
}
}
/* /*
** UpdateIFTable ** UpdateIFTable
** **
@ -91,133 +107,59 @@ bool CMeasureNet::Update()
*/ */
void CMeasureNet::UpdateIFTable() void CMeasureNet::UpdateIFTable()
{ {
bool logging = false; if (c_IpInterfaceChanged || c_NotificationHandle == NULL || c_AATable == NULL)
if (c_UseNewApi)
{
if (c_Table)
{
c_FreeMibTable(c_Table);
c_Table = NULL;
}
if (c_GetIfTable2Ex(MibIfTableNormal, (MIB_IF_TABLE2**)&c_Table) == NO_ERROR)
{
MIB_IF_TABLE2* ifTable = (MIB_IF_TABLE2*)c_Table;
if (c_NumOfTables != ifTable->NumEntries)
{
c_NumOfTables = ifTable->NumEntries;
logging = true;
}
if (CRainmeter::GetDebug() && logging)
{
Log(LOG_DEBUG, L"------------------------------");
LogWithArgs(LOG_DEBUG, L"* NETWORK-INTERFACE: Count=%i", c_NumOfTables);
for (size_t i = 0; i < c_NumOfTables; ++i)
{
std::wstring type;
switch (ifTable->Table[i].Type)
{
case IF_TYPE_ETHERNET_CSMACD:
type += L"Ethernet";
break;
case IF_TYPE_PPP:
type += L"PPP";
break;
case IF_TYPE_SOFTWARE_LOOPBACK:
type += L"Loopback";
break;
case IF_TYPE_IEEE80211:
type += L"IEEE802.11";
break;
case IF_TYPE_TUNNEL:
type += L"Tunnel";
break;
case IF_TYPE_IEEE1394:
type += L"IEEE1394";
break;
default:
type += L"Other";
break;
}
LogWithArgs(LOG_DEBUG, L"%i: %s", (int)i + 1, ifTable->Table[i].Description);
LogWithArgs(LOG_DEBUG, L" Alias: %s", ifTable->Table[i].Alias);
LogWithArgs(LOG_DEBUG, L" Type=%s(%i), Hardware=%s, Filter=%s",
type.c_str(), ifTable->Table[i].Type,
(ifTable->Table[i].InterfaceAndOperStatusFlags.HardwareInterface == 1) ? L"Yes" : L"No",
(ifTable->Table[i].InterfaceAndOperStatusFlags.FilterInterface == 1) ? L"Yes" : L"No");
}
Log(LOG_DEBUG, L"------------------------------");
}
}
else
{
// Something's wrong. Unable to get the table.
c_Table = NULL;
c_NumOfTables = 0;
}
}
else
{
if (c_Table == NULL)
{ {
// Gotta reserve few bytes for the tables // Gotta reserve few bytes for the tables
DWORD value = 0; ULONG flags = GAA_FLAG_SKIP_DNS_SERVER | GAA_FLAG_SKIP_FRIENDLY_NAME | GAA_FLAG_SKIP_UNICAST | GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_MULTICAST;
if (GetNumberOfInterfaces(&value) == NO_ERROR)
ULONG ret = GetAdaptersAddresses(AF_UNSPEC, flags, NULL, (PIP_ADAPTER_ADDRESSES)c_AATable, &c_AASize);
if (ret == ERROR_BUFFER_OVERFLOW)
{ {
if (c_NumOfTables != value) delete [] c_AATable;
{ c_AATable = new BYTE[c_AASize];
c_NumOfTables = value;
logging = true; ret = GetAdaptersAddresses(AF_UNSPEC, flags, NULL, (PIP_ADAPTER_ADDRESSES)c_AATable, &c_AASize);
} }
if (ret == ERROR_SUCCESS)
{
UINT numOfTables = 0;
for (PIP_ADAPTER_ADDRESSES addrPtr = (PIP_ADAPTER_ADDRESSES)c_AATable; addrPtr != NULL; addrPtr = addrPtr->Next)
{
++numOfTables;
}
if (c_NumOfTables != numOfTables)
{
c_NumOfTables = numOfTables;
delete [] c_Table;
if (c_NumOfTables > 0) if (c_NumOfTables > 0)
{ {
DWORD size = sizeof(MIB_IFTABLE) + sizeof(MIB_IFROW) * c_NumOfTables; c_Size = ((c_GetIfEntry2) ? sizeof(MIB_IF_ROW2) : sizeof(MIB_IFROW)) * c_NumOfTables;
c_Table = new BYTE[size]; c_Table = new BYTE[c_Size];
} }
else
{
c_Table = NULL;
c_Size = 0;
} }
c_IpInterfaceChanged = true;
} }
if (c_IpInterfaceChanged && CRainmeter::GetDebug())
{
Log(LOG_DEBUG, L"------------------------------");
LogWithArgs(LOG_DEBUG, L"* NETWORK-INTERFACE: %s", (c_GetIfEntry2) ? L"GetIfEntry2" : L"GetIfEntry");
if (c_Table) if (c_Table)
{ {
DWORD ret, size = 0; int i = 0;
for (PIP_ADAPTER_ADDRESSES addrPtr = (PIP_ADAPTER_ADDRESSES)c_AATable; addrPtr != NULL; addrPtr = addrPtr->Next)
MIB_IFTABLE* ifTable = (MIB_IFTABLE*)c_Table;
if ((ret = GetIfTable(ifTable, &size, FALSE)) == ERROR_INSUFFICIENT_BUFFER)
{ {
delete [] c_Table;
c_Table = new BYTE[size];
ifTable = (MIB_IFTABLE*)c_Table;
ret = GetIfTable(ifTable, &size, FALSE);
}
if (ret == NO_ERROR)
{
if (c_NumOfTables != ifTable->dwNumEntries)
{
c_NumOfTables = ifTable->dwNumEntries;
logging = true;
}
if (CRainmeter::GetDebug() && logging)
{
Log(LOG_DEBUG, L"------------------------------");
LogWithArgs(LOG_DEBUG, L"* NETWORK-INTERFACE: Count=%i", c_NumOfTables);
for (size_t i = 0; i < c_NumOfTables; ++i)
{
std::string desc((char*)ifTable->table[i].bDescr, ifTable->table[i].dwDescrLen);
std::wstring type; std::wstring type;
switch (ifTable->table[i].dwType) switch (addrPtr->IfType)
{ {
case IF_TYPE_ETHERNET_CSMACD: case IF_TYPE_ETHERNET_CSMACD:
type += L"Ethernet"; type += L"Ethernet";
@ -242,19 +184,76 @@ void CMeasureNet::UpdateIFTable()
break; break;
} }
LogWithArgs(LOG_DEBUG, L"%i: %s", (int)i + 1, ConvertToWide(desc.c_str()).c_str()); std::wstring oper;
LogWithArgs(LOG_DEBUG, L" Type=%s(%i)", switch (addrPtr->OperStatus)
type.c_str(), ifTable->table[i].dwType); {
case IfOperStatusUp:
oper += L"Up";
break;
case IfOperStatusDown:
oper += L"Down";
break;
case IfOperStatusTesting:
oper += L"Testing";
break;
case IfOperStatusUnknown:
oper += L"Unknown";
break;
case IfOperStatusDormant:
oper += L"Dormant";
break;
case IfOperStatusNotPresent:
oper += L"NotPresent";
break;
case IfOperStatusLowerLayerDown:
oper += L"LowerLayerDown";
break;
} }
LogWithArgs(LOG_DEBUG, L"%i: %s", ++i, addrPtr->Description);
LogWithArgs(LOG_DEBUG, L" IfIndex=%u, LUID=%llu, AdapterName=%s", addrPtr->IfIndex, addrPtr->Luid.Value, ConvertToWide(addrPtr->AdapterName).c_str());
LogWithArgs(LOG_DEBUG, L" Type=%s (%i), Oper=%s (%i)", type.c_str(), addrPtr->IfType, oper.c_str(), addrPtr->OperStatus);
}
}
else
{
Log(LOG_DEBUG, L"None.");
}
Log(LOG_DEBUG, L"------------------------------"); Log(LOG_DEBUG, L"------------------------------");
} }
} }
else else
{ {
// Something's wrong. Unable to get the table. // Something's wrong. Unable to get the table.
delete [] c_Table; DisposeBuffer();
c_Table = NULL; }
c_NumOfTables = 0;
c_IpInterfaceChanged = false;
}
if (c_AATable && c_Table)
{
memset(c_Table, 0, c_Size);
if (c_GetIfEntry2)
{
PMIB_IF_ROW2 ifRowPtr = (PMIB_IF_ROW2)c_Table;
for (PIP_ADAPTER_ADDRESSES addrPtr = (PIP_ADAPTER_ADDRESSES)c_AATable; addrPtr != NULL; addrPtr = addrPtr->Next)
{
(*ifRowPtr).InterfaceIndex = addrPtr->IfIndex;
c_GetIfEntry2(ifRowPtr);
++ifRowPtr;
}
}
else
{
PMIB_IFROW ifRowPtr = (PMIB_IFROW)c_Table;
for (PIP_ADAPTER_ADDRESSES addrPtr = (PIP_ADAPTER_ADDRESSES)c_AATable; addrPtr != NULL; addrPtr = addrPtr->Next)
{
(*ifRowPtr).dwIndex = addrPtr->IfIndex;
GetIfEntry(ifRowPtr);
++ifRowPtr;
} }
} }
} }
@ -271,18 +270,17 @@ ULONG64 CMeasureNet::GetNetOctets(NET net)
{ {
ULONG64 value = 0; ULONG64 value = 0;
if (c_UseNewApi) if (c_GetIfEntry2)
{ {
MIB_IF_ROW2* table = (MIB_IF_ROW2*)((MIB_IF_TABLE2*)c_Table)->Table; PMIB_IF_ROW2 table = (PMIB_IF_ROW2)c_Table;
if (m_Interface == 0) if (m_Interface == 0)
{ {
// Get all interfaces // Get all interfaces
for (UINT i = 0; i < c_NumOfTables; ++i) for (UINT i = 0; i < c_NumOfTables; ++i)
{ {
// Ignore the loopback and filter interfaces // Ignore the loopback interface
if (table[i].Type == IF_TYPE_SOFTWARE_LOOPBACK || if (table[i].Type == IF_TYPE_SOFTWARE_LOOPBACK) continue;
table[i].InterfaceAndOperStatusFlags.FilterInterface == 1) continue;
switch (net) switch (net)
{ {
@ -326,14 +324,14 @@ ULONG64 CMeasureNet::GetNetOctets(NET net)
} }
else else
{ {
MIB_IFROW* table = (MIB_IFROW*)((MIB_IFTABLE*)c_Table)->table; PMIB_IFROW table = (PMIB_IFROW)c_Table;
if (m_Interface == 0) if (m_Interface == 0)
{ {
// Get all interfaces // Get all interfaces
for (UINT i = 0; i < c_NumOfTables; ++i) for (UINT i = 0; i < c_NumOfTables; ++i)
{ {
// Ignore the loopback // Ignore the loopback interface
if (table[i].dwType == IF_TYPE_SOFTWARE_LOOPBACK) continue; if (table[i].dwType == IF_TYPE_SOFTWARE_LOOPBACK) continue;
switch (net) switch (net)
@ -396,17 +394,16 @@ ULONG64 CMeasureNet::GetNetStatsValue(NET net)
// Get all interfaces // Get all interfaces
for (size_t i = 0; i < statsSize; ++i) for (size_t i = 0; i < statsSize; ++i)
{ {
// Ignore the loopback and filter interfaces // Ignore the loopback interface
if (c_NumOfTables == statsSize) if (c_NumOfTables == statsSize)
{ {
if (c_UseNewApi) if (c_GetIfEntry2)
{ {
if (((MIB_IF_TABLE2*)c_Table)->Table[i].Type == IF_TYPE_SOFTWARE_LOOPBACK || if (((PMIB_IF_ROW2)c_Table)[i].Type == IF_TYPE_SOFTWARE_LOOPBACK) continue;
((MIB_IF_TABLE2*)c_Table)->Table[i].InterfaceAndOperStatusFlags.FilterInterface == 1) continue;
} }
else else
{ {
if (((MIB_IFTABLE*)c_Table)->table[i].dwType == IF_TYPE_SOFTWARE_LOOPBACK) continue; if (((PMIB_IFROW)c_Table)[i].dwType == IF_TYPE_SOFTWARE_LOOPBACK) continue;
} }
} }
@ -535,15 +532,15 @@ void CMeasureNet::UpdateStats()
{ {
ULONG64 in, out; ULONG64 in, out;
if (c_UseNewApi) if (c_GetIfEntry2)
{ {
in = (DWORD)((MIB_IF_TABLE2*)c_Table)->Table[i].InOctets; in = ((PMIB_IF_ROW2)c_Table)[i].InOctets;
out = (DWORD)((MIB_IF_TABLE2*)c_Table)->Table[i].OutOctets; out = ((PMIB_IF_ROW2)c_Table)[i].OutOctets;
} }
else else
{ {
in = ((MIB_IFTABLE*)c_Table)->table[i].dwInOctets; in = ((PMIB_IFROW)c_Table)[i].dwInOctets;
out = ((MIB_IFTABLE*)c_Table)->table[i].dwOutOctets; out = ((PMIB_IFROW)c_Table)[i].dwOutOctets;
} }
if (c_OldStatValues[i * 2 + 0] != 0 && c_OldStatValues[i * 2 + 1] != 0) if (c_OldStatValues[i * 2 + 0] != 0 && c_OldStatValues[i * 2 + 1] != 0)
@ -664,21 +661,30 @@ void CMeasureNet::WriteStats(const WCHAR* iniFile)
*/ */
void CMeasureNet::InitializeNewApi() void CMeasureNet::InitializeNewApi()
{ {
if (CSystem::GetOSPlatform() >= OSPLATFORM_VISTA) HMODULE IpHlpApi = GetModuleHandle(L"IpHlpApi");
c_GetIfEntry2 = (FPGETIFENTRY2)GetProcAddress(IpHlpApi, "GetIfEntry2");
if (c_GetIfEntry2)
{ {
HMODULE IpHlpApiLibrary = GetModuleHandle(L"IpHlpApi.dll"); c_NotifyIpInterfaceChange = (FPNOTIFYIPINTERFACECHANGE)GetProcAddress(IpHlpApi, "NotifyIpInterfaceChange");
if (IpHlpApiLibrary) c_CancelMibChangeNotify2 = (FPCANCELMIBCHANGENOTIFY2)GetProcAddress(IpHlpApi, "CancelMibChangeNotify2");
if (c_NotifyIpInterfaceChange && c_CancelMibChangeNotify2)
{ {
c_GetIfTable2Ex = (FPGETIFTABLE2EX)GetProcAddress(IpHlpApiLibrary, "GetIfTable2Ex"); c_NotifyIpInterfaceChange(AF_UNSPEC, (PIPINTERFACE_CHANGE_CALLBACK)IpInterfaceChangeCallback, NULL, FALSE, &c_NotificationHandle);
c_FreeMibTable = (FPFREEMIBTABLE)GetProcAddress(IpHlpApiLibrary, "FreeMibTable");
if (c_NotificationHandle == NULL)
{
c_NotifyIpInterfaceChange = NULL;
c_CancelMibChangeNotify2 = NULL;
Log(LOG_ERROR, L"NotifyIpInterfaceChange function failed.");
} }
}
c_UseNewApi = (IpHlpApiLibrary && c_GetIfTable2Ex && c_FreeMibTable); else
if (!c_UseNewApi)
{ {
c_GetIfTable2Ex = NULL; c_NotifyIpInterfaceChange = NULL;
c_FreeMibTable = NULL; c_CancelMibChangeNotify2 = NULL;
Log(LOG_ERROR, L"NotifyIpInterfaceChange/CancelMibChangeNotify2 function not found in IpHlpApi.dll.");
} }
} }
@ -696,22 +702,32 @@ void CMeasureNet::InitializeNewApi()
*/ */
void CMeasureNet::FinalizeNewApi() void CMeasureNet::FinalizeNewApi()
{ {
if (c_UseNewApi) if (c_NotificationHandle)
{ {
if (c_Table) c_CancelMibChangeNotify2(c_NotificationHandle);
{ c_NotificationHandle = NULL;
c_FreeMibTable(c_Table);
} }
c_GetIfTable2Ex = NULL; c_GetIfEntry2 = NULL;
c_FreeMibTable = NULL; c_NotifyIpInterfaceChange = NULL;
c_CancelMibChangeNotify2 = NULL;
DisposeBuffer();
} }
else
/*
** DisposeBuffer
**
*/
void CMeasureNet::DisposeBuffer()
{ {
delete [] c_AATable;
c_AATable = NULL;
c_AASize = 0;
delete [] c_Table; delete [] c_Table;
}
c_Table = NULL; c_Table = NULL;
c_NumOfTables = 0; c_Size = 0;
c_UseNewApi = false; c_NumOfTables = 0;
} }

20
Library/MeasureNet.h
View File

@ -24,8 +24,9 @@
#include <Iphlpapi.h> #include <Iphlpapi.h>
#include "Measure.h" #include "Measure.h"
typedef NETIO_STATUS (NETIOAPI_API_ * FPGETIFTABLE2EX)(MIB_IF_TABLE_LEVEL Level, PMIB_IF_TABLE2* Table); typedef NETIO_STATUS (NETIOAPI_API_ * FPGETIFENTRY2)(PMIB_IF_ROW2 Row);
typedef VOID (NETIOAPI_API_ * FPFREEMIBTABLE)(PVOID Memory); typedef NETIO_STATUS (NETIOAPI_API_ * FPNOTIFYIPINTERFACECHANGE)(ADDRESS_FAMILY Family, PIPINTERFACE_CHANGE_CALLBACK Callback, PVOID CallerContext, BOOLEAN InitialNotification, HANDLE* NotificationHandle);
typedef NETIO_STATUS (NETIOAPI_API_ * FPCANCELMIBCHANGENOTIFY2)(HANDLE NotificationHandle);
class CMeasureNet : public CMeasure class CMeasureNet : public CMeasure
{ {
@ -56,6 +57,9 @@ protected:
ULONG64 GetNetOctets(NET net); ULONG64 GetNetOctets(NET net);
ULONG64 GetNetStatsValue(NET net); ULONG64 GetNetStatsValue(NET net);
static void DisposeBuffer();
static VOID NETIOAPI_API_ IpInterfaceChangeCallback(PVOID CallerContext, PMIB_IPINTERFACE_ROW Row, MIB_NOTIFICATION_TYPE NotificationType);
double m_CurrentTraffic; double m_CurrentTraffic;
double m_TrafficValue; double m_TrafficValue;
UINT m_Interface; UINT m_Interface;
@ -65,11 +69,17 @@ protected:
static std::vector<ULONG64> c_OldStatValues; static std::vector<ULONG64> c_OldStatValues;
static std::vector<ULONG64> c_StatValues; static std::vector<ULONG64> c_StatValues;
static BYTE* c_Table; static BYTE* c_Table;
static ULONG c_Size;
static UINT c_NumOfTables; static UINT c_NumOfTables;
static BYTE* c_AATable;
static ULONG c_AASize;
static FPGETIFTABLE2EX c_GetIfTable2Ex; static bool c_IpInterfaceChanged;
static FPFREEMIBTABLE c_FreeMibTable; static HANDLE c_NotificationHandle;
static bool c_UseNewApi;
static FPGETIFENTRY2 c_GetIfEntry2;
static FPNOTIFYIPINTERFACECHANGE c_NotifyIpInterfaceChange;
static FPCANCELMIBCHANGENOTIFY2 c_CancelMibChangeNotify2;
}; };
#endif #endif