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727 lines
18 KiB
727 lines
18 KiB
#define SRVDBG 1
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#define SRVKD 1
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#define NDIS40_MINIPORT 1
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#define NDIS_MINIPORT_DRIVER 1
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#define NT
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <ntverp.h>
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#include <windef.h>
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#include <winbase.h>
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#include <ntosp.h>
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#include <wdbgexts.h>
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#include <stdlib.h>
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#include <raspptp.h>
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#include <bpool.h>
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typedef struct CTDI_DATA *PCTDI_DATA;
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typedef struct CTDI_DATA {
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LIST_ENTRY ListEntry;
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ULONG Signature;
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ULONG Type;
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REFERENCE_COUNT Reference;
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HANDLE hFile;
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PFILE_OBJECT pFileObject;
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NDIS_SPIN_LOCK Lock;
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BOOLEAN Closed;
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CTDI_EVENT_CONNECT_QUERY ConnectQueryCallback;
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CTDI_EVENT_CONNECT_COMPLETE ConnectCompleteCallback;
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CTDI_EVENT_DISCONNECT DisconnectCallback;
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CTDI_EVENT_RECEIVE RecvCallback;
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PVOID RecvContext;
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CTDI_EVENT_RECEIVE_DATAGRAM RecvDatagramCallback;
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CTDI_EVENT_SEND_COMPLETE SendCompleteCallback;
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CTDI_EVENT_QUERY_COMPLETE QueryCompleteCallback;
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CTDI_EVENT_SET_COMPLETE SetCompleteCallback;
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union {
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struct {
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PVOID Context;
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LIST_ENTRY ConnectList;
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ULONG NumConnection;
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} Listen;
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struct {
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PVOID Context;
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PCTDI_DATA LocalEndpoint;
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PVOID ConnectInfo;
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TA_IP_ADDRESS RemoteAddress;
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LIST_ENTRY ListEntry;
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ULONG DisconnectCount;
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union {
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BOOLEAN Disconnect;
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ULONG_PTR Padding1;
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};
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union {
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BOOLEAN Abort;
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ULONG_PTR Padding2;
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};
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} Connection;
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struct {
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BUFFERPOOL RxPool;
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} Datagram;
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};
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} CTDI_DATA, *PCTDI_DATA;
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#define CTDI_UNKNOWN 'NKNU'
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#define CTDI_ENDPOINT 'PDNE'
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#define CTDI_DATAGRAM 'MRGD'
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#define CTDI_LISTEN 'TSIL'
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#define CTDI_CONNECTION 'NNOC'
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WINDBG_EXTENSION_APIS ExtensionApis;
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EXT_API_VERSION ApiVersion = { 5, 0, EXT_API_VERSION_NUMBER, 0 };
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#define ERRPRT dprintf
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#define NL 1
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#define NONL 0
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USHORT SavedMajorVersion;
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USHORT SavedMinorVersion;
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BOOL ChkTarget; // is debuggee a CHK build?
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typedef struct
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{
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char Name[16];
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int Val;
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} DBG_LEVEL;
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/*
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* Print out an optional message, an ANSI_STRING, and maybe a new-line
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*/
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BOOL
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PrintStringA( IN LPSTR msg OPTIONAL, IN PANSI_STRING pStr, IN BOOL nl )
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{
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PCHAR StringData;
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ULONG BytesRead;
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if( msg )
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dprintf( msg );
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if( pStr->Length == 0 ) {
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if( nl )
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dprintf( "\n" );
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return TRUE;
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}
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StringData = (PCHAR)LocalAlloc( LPTR, pStr->Length + 1 );
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if( StringData == NULL ) {
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ERRPRT( "Out of memory!\n" );
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return FALSE;
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}
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ReadMemory((ULONG)((ULONG_PTR) pStr->Buffer),
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StringData,
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pStr->Length,
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&BytesRead );
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if ( BytesRead ) {
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StringData[ pStr->Length ] = '\0';
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dprintf("%s%s", StringData, nl ? "\n" : "" );
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}
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LocalFree((HLOCAL)StringData);
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return BytesRead;
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}
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/*
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* Get 'size' bytes from the debuggee program at 'dwAddress' and place it
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* in our address space at 'ptr'. Use 'type' in an error printout if necessary
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*/
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BOOL
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GetData( IN LPVOID ptr, IN DWORD_PTR dwAddress, IN ULONG size, IN PCSTR type )
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{
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BOOL b;
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ULONG BytesRead;
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ULONG count = size;
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while( size > 0 ) {
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if (count >= 3000)
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count = 3000;
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b = ReadMemory((ULONG) dwAddress, ptr, count, &BytesRead );
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if (!b || BytesRead != count ) {
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ERRPRT( "Unable to read %u bytes at %X, for %s\n", size, dwAddress, type );
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return FALSE;
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}
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dwAddress += count;
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size -= count;
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ptr = (LPVOID)((ULONG_PTR)ptr + count);
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}
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return TRUE;
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}
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/*
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* Follow a LIST_ENTRY list beginning with a head at dwListHeadAddr in the debugee's
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* address space. For each element in the list, print out the pointer value at 'offset'
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*/
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BOOL
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PrintListEntryList( IN DWORD dwListHeadAddr, IN LONG offset )
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{
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LIST_ENTRY ListEntry;
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ULONG i=0;
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BOOL retval = TRUE;
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ULONG count = 20;
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if( !GetData( &ListEntry, dwListHeadAddr, sizeof( ListEntry ), "LIST_ENTRY" ) )
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return FALSE;
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while( count-- ) {
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if( (DWORD_PTR)ListEntry.Flink == dwListHeadAddr || (DWORD_PTR)ListEntry.Flink == 0 )
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break;
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if( !GetData( &ListEntry, (DWORD_PTR)ListEntry.Flink, (ULONG)sizeof( ListEntry ), "ListEntry" ) ) {
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retval = FALSE;
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break;
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}
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dprintf( "%16X%s", (DWORD_PTR)ListEntry.Flink + offset, (i && !(i&3)) ? "\n" : "" );
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i++;
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}
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if( count == 0 && (DWORD_PTR)ListEntry.Flink != dwListHeadAddr && ListEntry.Flink ) {
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dprintf( "\nTruncated list dump\n" );
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} else if( ! ( i && !(i&3) ) ) {
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dprintf( "\n" );
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}
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return retval;
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}
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/*
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* Print out a single HEX character
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*/
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VOID
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PrintHexChar( IN UCHAR c )
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{
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dprintf( "%c%c", "0123456789abcdef"[ (c>>4)&0xf ], "0123456789abcdef"[ c&0xf ] );
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}
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/*
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* Print out 'buf' of 'cbuf' bytes as HEX characters
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*/
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VOID
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PrintHexBuf( IN PUCHAR buf, IN ULONG cbuf )
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{
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while( cbuf-- ) {
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PrintHexChar( *buf++ );
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dprintf( " " );
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}
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}
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/*
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* Fetch the null terminated UNICODE string at dwAddress into buf
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*/
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BOOL
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GetString( IN DWORD_PTR dwAddress, IN LPSTR buf, IN ULONG MaxChars )
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{
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do {
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if( !GetData( buf, dwAddress, sizeof( *buf ), "Character" ) )
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return FALSE;
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dwAddress += sizeof( *buf );
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} while( --MaxChars && *buf++ != '\0' );
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return TRUE;
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}
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char *mystrtok ( char *string, char * control )
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{
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static unsigned char *str;
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char *p, *s;
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if( string )
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str = string;
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if( str == NULL || *str == '\0' )
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return NULL;
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//
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// Skip leading delimiters...
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//
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for( ; *str; str++ ) {
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for( s=control; *s; s++ ) {
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if( *str == *s )
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break;
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}
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if( *s == '\0' )
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break;
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}
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//
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// Was it was all delimiters?
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//
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if( *str == '\0' ) {
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str = NULL;
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return NULL;
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}
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//
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// We've got a string, terminate it at first delimeter
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//
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for( p = str+1; *p; p++ ) {
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for( s = control; *s; s++ ) {
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if( *p == *s ) {
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s = str;
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*p = '\0';
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str = p+1;
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return s;
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}
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}
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}
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//
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// We've got a string that ends with the NULL
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//
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s = str;
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str = NULL;
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return s;
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}
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DECLARE_API( help )
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{
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int i;
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dprintf("PPTP extenstions:\n");
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dprintf(" version\n");
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dprintf(" ctdi dump tdi handles\n");
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dprintf(" calls [start [end]] dump call handles\n");
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dprintf(" ctls dump ctl handles\n");
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dprintf(" dbgmsgs dump debug log\n");
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dprintf(" mem dump allocations\n");
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}
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DECLARE_API( dbgmsgs )
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{
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DWORD p;
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DWORD Last, First;
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char DbgMsg[MAX_MSG_LEN];
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ULONG Read;
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char *DbgMsgs;
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if (!GetData(&Last,
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GetExpression("raspptp!Last"),
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sizeof(Last), "DWORD"))
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{
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dprintf("error\n");
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return;
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}
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if (!GetData(&First,
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GetExpression("raspptp!First"),
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sizeof(Last), "DWORD"))
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{
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dprintf("error\n");
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return;
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}
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DbgMsgs = (char *) GetExpression("raspptp!dbgmsgs");
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dprintf("\n\n");
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while (First != Last)
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{
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if (!GetString((DWORD_PTR) (DbgMsgs + First * MAX_MSG_LEN),
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DbgMsg, MAX_MSG_LEN))
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break;
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/*
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ReadMemory((ULONG) (DbgMsgs + First * MAX_MSG_LEN),
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DbgMsg, MAX_MSG_LEN, &Read); */
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dprintf("%s", DbgMsg);
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First++;
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if (First == DBG_MSG_CNT)
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First = 0;
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}
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}
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DECLARE_API( ctdi )
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{
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LIST_ENTRY ListEntry;
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PLIST_ENTRY ListHead;
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ULONG Count = 20;
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char argbuf[ MAX_PATH ];
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ListHead = (PLIST_ENTRY)GetExpression("raspptp!CtdiList");
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if (!GetData(&ListEntry,
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(ULONG_PTR)ListHead,
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sizeof(LIST_ENTRY),
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"LIST_ENTRY"))
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{
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dprintf("error\n");
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return;
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}
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while (Count-- && ListHead!=ListEntry.Flink)
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{
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CTDI_DATA Ctdi;
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UCHAR TypeStr[sizeof(ULONG)+1];
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if (!GetData(&Ctdi,
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(ULONG_PTR)ListEntry.Flink,
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sizeof(CTDI_DATA),
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"CTDI_DATA"))
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{
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dprintf("error\n");
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return;
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}
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memcpy(TypeStr, &Ctdi.Type, sizeof(ULONG));
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TypeStr[sizeof(ULONG)] = 0;
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dprintf("CTDI:%08x Sig:%08x Type:%s Refs:%d Handle:%08x FileObj:%08x Closed:%d\n",
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ListEntry.Flink, Ctdi.Signature, TypeStr, Ctdi.Reference.Count, Ctdi.hFile, Ctdi.pFileObject, Ctdi.Closed);
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switch (Ctdi.Type)
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{
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case CTDI_CONNECTION:
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dprintf(" Context:%08x Endpoint:%08x Disconnect/Abort:%x/%x\n",
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Ctdi.Connection.Context, Ctdi.Connection.LocalEndpoint,
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Ctdi.Connection.Disconnect, Ctdi.Connection.Abort);
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break;
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case CTDI_LISTEN:
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dprintf(" Context:%08x NumConn:%d\n",
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Ctdi.Listen.Context, Ctdi.Listen.NumConnection);
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break;
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default:
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break;
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}
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ListEntry = Ctdi.ListEntry;
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}
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}
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typedef struct MEM_HDR {
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LIST_ENTRY ListEntry;
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ULONG Size;
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CHAR File[12];
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ULONG Line;
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} MEM_HDR;
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DECLARE_API( mem )
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{
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LIST_ENTRY ListEntry;
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PLIST_ENTRY ListHead;
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ULONG TotalMem = 0;
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char argbuf[ MAX_PATH ];
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ListHead = (PLIST_ENTRY)GetExpression("raspptp!leAlloc");
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if (!GetData(&ListEntry,
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(ULONG_PTR)ListHead,
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sizeof(LIST_ENTRY),
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"LIST_ENTRY"))
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{
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dprintf("error\n");
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return;
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}
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while (ListHead!=ListEntry.Flink)
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{
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MEM_HDR Mem;
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UCHAR TypeStr[sizeof(ULONG)+1];
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if (!GetData(&Mem,
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(ULONG_PTR)ListEntry.Flink,
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sizeof(MEM_HDR),
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"MEM_HDR"))
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{
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dprintf("error\n");
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return;
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}
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dprintf("MEM:%08x Len:%5d File:%-15s Line:%d\n",
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ListEntry.Flink, Mem.Size, Mem.File, Mem.Line);
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TotalMem += Mem.Size;
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ListEntry = Mem.ListEntry;
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}
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dprintf("MEM: Total %d bytes\n", TotalMem);
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}
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PUCHAR CallState[] =
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{
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"STATE_CALL_INVALID",
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"STATE_CALL_CLOSED",
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"STATE_CALL_IDLE",
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"STATE_CALL_OFFHOOK",
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"STATE_CALL_OFFERING",
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"STATE_CALL_PAC_OFFERING",
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"STATE_CALL_PAC_WAIT",
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"STATE_CALL_DIALING",
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"STATE_CALL_PROCEEDING",
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"STATE_CALL_ESTABLISHED",
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"STATE_CALL_WAIT_DISCONNECT",
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"STATE_CALL_CLEANUP"
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};
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DECLARE_API( calls )
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{
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PPTP_ADAPTER Adapter;
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CALL_SESSION Call;
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ULONG_PTR pCall;
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ULONG_PTR gAdapter = GetExpression("raspptp!pgAdapter");
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ULONG i, StartCall=0, EndCall=0xffff;
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char argbuf[MAX_PATH];
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char arglist[2][MAX_PATH];
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if (args && *args)
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{
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char *p;
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strcpy(argbuf, args);
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i = 0;
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//parsing the arguments
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for (p = mystrtok( argbuf, " \t,;" );
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p && *p && i<2;
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p = mystrtok(NULL, " \t,;"))
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{
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strcpy(&arglist[i++][0],p);
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}
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if (i>0)
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{
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StartCall = EndCall = atoi(arglist[0]);
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}
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if (i>1)
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{
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EndCall = atoi(arglist[1]);
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}
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}
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if (!GetData(&gAdapter,
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gAdapter,
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sizeof(gAdapter),
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"PPTP_ADAPTER*"))
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{
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dprintf("error\n");
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return;
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}
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if (!gAdapter)
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{
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dprintf("no adapter\n");
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return;
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}
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if (!GetData(&Adapter,
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gAdapter,
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sizeof(Adapter),
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"PPTP_ADAPTER"))
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{
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dprintf("error\n");
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return;
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}
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dprintf("Adapter:%08x %d calls\n", gAdapter, Adapter.Info.Endpoints);
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for (i=StartCall; i<Adapter.Info.Endpoints && i<=EndCall; i++)
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{
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if (!GetData(&pCall,
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((ULONG_PTR)Adapter.pCallArray)+i*sizeof(ULONG_PTR),
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sizeof(pCall),
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"CALL_SESSION*"))
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{
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dprintf("error\n");
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return;
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}
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if (pCall)
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{
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if (!GetData(&Call,
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pCall,
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sizeof(Call),
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"CALL_SESSION"))
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{
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dprintf("error\n");
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return;
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}
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dprintf("Call %d:%08x Ctl:%08x State:%s Inbound:%d Open:%d\n",
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i, pCall, Call.pCtl, CallState[Call.State], Call.Inbound, Call.Open);
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dprintf(" htLine:%08x htCall:%08x DeviceId:%d SN:%d Link:%08x\n",
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Call.hTapiLine, Call.hTapiCall, Call.DeviceId, Call.SerialNumber, Call.NdisLinkContext);
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dprintf(" Remote->ID:%04x Seq:%08x Ack:%08x Addr:%08x\n",
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Call.Remote.CallId,
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Call.Remote.SequenceNumber,
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Call.Remote.AckNumber,
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Call.Remote.Address.Address[0].Address[0].in_addr);
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dprintf(" Packet->ID:%04x Seq:%08x Ack:%08x\n",
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Call.Packet.CallId,
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Call.Packet.SequenceNumber,
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Call.Packet.AckNumber);
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dprintf(" Close->Expedited:%d Checklist:%x\n",
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Call.Close.Expedited, Call.Close.Checklist);
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}
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else
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{
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dprintf("Call %d:freed\n", i);
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}
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}
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}
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PUCHAR CtlState[] =
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|
{
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"STATE_CTL_INVALID",
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|
"STATE_CTL_LISTEN",
|
|
"STATE_CTL_DIALING",
|
|
"STATE_CTL_WAIT_REQUEST",
|
|
"STATE_CTL_WAIT_REPLY",
|
|
"STATE_CTL_ESTABLISHED",
|
|
"STATE_CTL_WAIT_STOP",
|
|
"STATE_CTL_CLEANUP"
|
|
};
|
|
|
|
DECLARE_API( ctls )
|
|
{
|
|
PPTP_ADAPTER Adapter;
|
|
LIST_ENTRY ListEntry;
|
|
PLIST_ENTRY ListHead;
|
|
char argbuf[ MAX_PATH ];
|
|
ULONG_PTR gAdapter = GetExpression("raspptp!pgAdapter");
|
|
|
|
if (!GetData(&gAdapter,
|
|
gAdapter,
|
|
sizeof(gAdapter),
|
|
"PPTP_ADAPTER*"))
|
|
{
|
|
dprintf("error\n");
|
|
return;
|
|
}
|
|
if (!gAdapter)
|
|
{
|
|
dprintf("no adapter\n");
|
|
return;
|
|
}
|
|
if (!GetData(&Adapter,
|
|
gAdapter,
|
|
sizeof(Adapter),
|
|
"PPTP_ADAPTER"))
|
|
{
|
|
dprintf("error\n");
|
|
return;
|
|
}
|
|
|
|
ListHead = (PLIST_ENTRY)(((ULONG_PTR)&Adapter.ControlTunnelList) - ((ULONG_PTR)&Adapter) + gAdapter);
|
|
ListEntry = Adapter.ControlTunnelList;
|
|
|
|
while (ListHead!=ListEntry.Flink)
|
|
{
|
|
CONTROL_TUNNEL Ctl;
|
|
if (!GetData(&Ctl,
|
|
(ULONG_PTR)ListEntry.Flink,
|
|
sizeof(CONTROL_TUNNEL),
|
|
"CONTROL_TUNNEL"))
|
|
{
|
|
dprintf("error\n");
|
|
return;
|
|
}
|
|
|
|
dprintf("CTL:%08x Sig:%08x State:%s Refs:%d Cleanup:%x Inbound:%d\n",
|
|
ListEntry.Flink, Ctl.Signature, CtlState[Ctl.State], Ctl.Reference.Count, Ctl.Cleanup, Ctl.Inbound);
|
|
ListEntry = Ctl.ListEntry;
|
|
}
|
|
}
|
|
|
|
VOID
|
|
DumpIrpList(LIST_ENTRY *pIrpList)
|
|
{
|
|
LIST_ENTRY IrpList, *pListEntry, ListEntry;
|
|
IRP *pIrp;
|
|
|
|
if (!GetData(&IrpList,
|
|
(DWORD_PTR) pIrpList,
|
|
sizeof(LIST_ENTRY), "LIST_ENTRY"))
|
|
{
|
|
return;
|
|
}
|
|
|
|
for (pListEntry = IrpList.Flink;
|
|
pListEntry != pIrpList;
|
|
pListEntry = ListEntry.Flink)
|
|
{
|
|
|
|
if (!GetData(&ListEntry,
|
|
(DWORD_PTR) pListEntry,
|
|
sizeof(LIST_ENTRY), "LIST_ENTRY"))
|
|
{
|
|
return;
|
|
}
|
|
|
|
pIrp = CONTAINING_RECORD(pListEntry, IRP, Tail.Overlay.ListEntry);
|
|
|
|
dprintf(" %x\n", pIrp);
|
|
}
|
|
}
|
|
|
|
VOID
|
|
WinDbgExtensionDllInit(
|
|
PWINDBG_EXTENSION_APIS lpExtensionApis,
|
|
USHORT MajorVersion,
|
|
USHORT MinorVersion
|
|
)
|
|
{
|
|
ExtensionApis = *lpExtensionApis;
|
|
|
|
SavedMajorVersion = MajorVersion;
|
|
SavedMinorVersion = MinorVersion;
|
|
ChkTarget = SavedMajorVersion == 0x0c ? TRUE : FALSE;
|
|
}
|
|
|
|
DECLARE_API( version )
|
|
{
|
|
#if DBG
|
|
PCSTR kind = "Checked";
|
|
#else
|
|
PCSTR kind = "Free";
|
|
#endif
|
|
|
|
dprintf(
|
|
"%s SMB Extension dll for Build %d debugging %s kernel for Build %d\n",
|
|
kind,
|
|
VER_PRODUCTBUILD,
|
|
SavedMajorVersion == 0x0c ? "Checked" : "Free",
|
|
SavedMinorVersion
|
|
);
|
|
}
|
|
|
|
VOID
|
|
CheckVersion(
|
|
VOID
|
|
)
|
|
{
|
|
#if DBG
|
|
if ((SavedMajorVersion != 0x0c) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
|
|
dprintf("\r\n*** Extension DLL(%d Checked) does not match target system(%d %s)\r\n\r\n",
|
|
VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
|
|
}
|
|
#else
|
|
if ((SavedMajorVersion != 0x0f) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
|
|
dprintf("\r\n*** Extension DLL(%d Free) does not match target system(%d %s)\r\n\r\n",
|
|
VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
|
|
}
|
|
#endif
|
|
}
|
|
|
|
LPEXT_API_VERSION
|
|
ExtensionApiVersion(
|
|
VOID
|
|
)
|
|
{
|
|
return &ApiVersion;
|
|
}
|