481 lines
11 KiB
C
481 lines
11 KiB
C
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#include <windows.h>
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#include <wtypes.h>
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#include <wdbgexts.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ntverp.h>
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#include "tracelog.h"
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#include "event.h"
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void PrintTraceLogEntry(FILE *outfile, PTRACEENTRY TraceEntry);
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void PrintTraceLogEntry(FILE *outfile, PTRACEENTRY TraceEntry);
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EXT_API_VERSION ApiVersion = { 4, 0, EXT_API_VERSION_NUMBER, 0 };
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WINDBG_EXTENSION_APIS ExtensionApis;
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USHORT SavedMajorVersion;
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USHORT SavedMinorVersion;
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// ======================================================================
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#define MAXREAD 3500
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BOOL ReadMemoryEx(ULONG_PTR From, ULONG_PTR To, ULONG Size, PULONG OutBytesRead)
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{
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ULONG BytesRead;
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ULONG TotalBytesRead = 0;
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BOOL success;
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// dprintf("ReadMemoryEx: reading %08x bytes from %08x to %08x\n", Size, From, To);
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while (Size)
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{
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if (CheckControlC())
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return 0;
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if (Size > MAXREAD)
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{
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// dprintf("(reading %08x bytes from %08x to %08x)\n", MAXREAD, From, To);
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success = ReadMemory((ULONG_PTR)From, (PVOID)To, MAXREAD, &BytesRead);
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if (!success)
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{
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dprintf("Problem reading memory at %x for %x bytes\n", From, MAXREAD);
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break;
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}
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TotalBytesRead += BytesRead;
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}
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else
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{
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// dprintf("(reading %08x bytes from %08x to %08x)\n", Size, From, To);
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success = ReadMemory((ULONG_PTR)From, (PVOID)To, Size, &BytesRead);
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if (!success)
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{
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dprintf("Problem reading memory at %x for %x bytes\n", From, Size);
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break;
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}
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TotalBytesRead += BytesRead;
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}
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if (Size > MAXREAD)
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{
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Size -= MAXREAD;
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From += MAXREAD;
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To += MAXREAD;
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}
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else
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Size = 0;
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}
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*OutBytesRead = TotalBytesRead;
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return success;
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}
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// ======================================================================
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ULONG_PTR GetTraceLogAddress(VOID)
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{
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ULONG_PTR TargetTraceLog;
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PUCHAR symbol = "ATMLANE!TraceLog";
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TargetTraceLog = (ULONG_PTR)GetExpression(symbol);
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if ( !TargetTraceLog )
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{
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dprintf("Unable to resolve symbol \"%s\". Try .reload cmd.\n", symbol);
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return 0;
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}
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return TargetTraceLog;
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}
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// ======================================================================
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DllInit(
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HANDLE hModule,
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DWORD dwReason,
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DWORD dwReserved
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)
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{
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switch (dwReason) {
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case DLL_THREAD_ATTACH:
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break;
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case DLL_THREAD_DETACH:
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break;
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case DLL_PROCESS_DETACH:
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break;
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case DLL_PROCESS_ATTACH:
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break;
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}
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return TRUE;
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}
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// ======================================================================
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VOID
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WinDbgExtensionDllInit(
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PWINDBG_EXTENSION_APIS lpExtensionApis,
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USHORT MajorVersion,
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USHORT MinorVersion
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)
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{
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ExtensionApis = *lpExtensionApis;
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SavedMajorVersion = MajorVersion;
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SavedMinorVersion = MinorVersion;
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return;
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}
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// ======================================================================
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DECLARE_API( version )
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{
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#if DBG
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PCHAR DebuggerType = "Checked";
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#else
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PCHAR DebuggerType = "Free";
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#endif
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dprintf("%s Extension dll for Build %d debugging %s kernel for Build %d\n",
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DebuggerType,
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VER_PRODUCTBUILD,
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SavedMajorVersion == 0x0c ? "Checked" : "Free",
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SavedMinorVersion
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);
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}
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// ======================================================================
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VOID
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CheckVersion(
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VOID
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)
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{
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#if DBG
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if ((SavedMajorVersion != 0x0c) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
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dprintf("\r\n*** Extension DLL(%d Checked) does not match target system(%d %s)\r\n\r\n",
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VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
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}
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#else
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if ((SavedMajorVersion != 0x0f) || (SavedMinorVersion != VER_PRODUCTBUILD)) {
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dprintf("\r\n*** Extension DLL(%d Free) does not match target system(%d %s)\r\n\r\n",
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VER_PRODUCTBUILD, SavedMinorVersion, (SavedMajorVersion==0x0f) ? "Free" : "Checked" );
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}
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#endif
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}
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// ======================================================================
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LPEXT_API_VERSION
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ExtensionApiVersion(
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VOID
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)
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{
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return &ApiVersion;
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}
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// ======================================================================
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DECLARE_API(dumplog)
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{
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ULONG_PTR TargetTraceLogAddress;
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TRACELOG TargetTraceLog;
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TRACELOG LocalTraceLog;
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PUCHAR LocalLogStorage;
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PTRACEENTRY TraceEntry;
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PUCHAR CurString, NullPos;
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UCHAR SaveChar;
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ULONG LogLength;
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ULONG bytesread, firstsize;
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char * indexstr, *filenamestr;
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ULONG index;
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FILE * outfile;
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filenamestr = strtok((char *)args, " ");
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if (filenamestr == NULL)
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{
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dprintf("usage: dumplog <filename>\n");
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return;
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}
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TargetTraceLogAddress = GetTraceLogAddress();
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if (!TargetTraceLogAddress)
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return;
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// read trace log struct out of target's memory
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if (!ReadMemoryEx( (ULONG_PTR)TargetTraceLogAddress, (ULONG_PTR)&TargetTraceLog,
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sizeof(TRACELOG), &bytesread))
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return;
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#if 1
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// display trace log vars
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dprintf("TraceLog\n");
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dprintf("\tStorage = 0x%08x\n", TargetTraceLog.Storage);
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dprintf("\tSize = 0x%08x\n", TargetTraceLog.StorageSizeBytes);
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dprintf("\tFirst = 0x%08x\n", TargetTraceLog.First);
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dprintf("\tLast = 0x%08x\n", TargetTraceLog.Last);
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dprintf("\tCurrent = 0x%08x\n", TargetTraceLog.Current);
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#endif
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// see if logging enabled (i.e. log has storage allocated
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if (TargetTraceLog.Storage == NULL)
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{
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dprintf("Trace Log is disabled\n");
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return;
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}
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// alloc local memory for log
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LocalLogStorage = (PUCHAR) malloc(TargetTraceLog.StorageSizeBytes);
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if (LocalLogStorage == NULL)
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{
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dprintf("can't alloc %d bytes for local storage\n",
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TargetTraceLog.StorageSizeBytes);
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return;
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}
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// open the output file
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outfile = fopen(filenamestr, "wt");
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if (outfile == NULL)
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{
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dprintf("open of file '%s' failed, errno = %d\n", filenamestr, errno);
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free(LocalLogStorage);
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return;
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}
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// read the log out of target's memory
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dprintf("reading log from target system, please wait...\n");
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if (!ReadMemoryEx((ULONG_PTR)TargetTraceLog.Storage, (ULONG_PTR)LocalLogStorage,
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TargetTraceLog.StorageSizeBytes, &bytesread))
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{
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fclose(outfile);
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free(LocalLogStorage);
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return;
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}
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// convert addresses to local trace log
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LocalTraceLog.Storage = LocalLogStorage;
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LocalTraceLog.First = (PTRACEENTRY) LocalTraceLog.Storage;
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LocalTraceLog.Last = LocalTraceLog.First +
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(TargetTraceLog.Last - TargetTraceLog.First);
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LocalTraceLog.Current = LocalTraceLog.First +
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(TargetTraceLog.Current - TargetTraceLog.First);
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// loop thru the trace log printing out the values
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TraceEntry = LocalTraceLog.Current - 1;
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dprintf("writing formatted log to file...\n");
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for (;;)
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{
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if (TraceEntry < LocalTraceLog.First)
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TraceEntry = LocalTraceLog.Last;
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if (TraceEntry->EventId == 0 || TraceEntry == LocalTraceLog.Current)
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{
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dprintf("done.\n");
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break;
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}
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PrintTraceLogEntry(outfile, TraceEntry);
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TraceEntry--;
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if (CheckControlC())
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{
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dprintf("Aborted before end of log.\n");
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break;
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}
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}
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// cleanup
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fclose(outfile);
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free(LocalLogStorage);
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}
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// ======================================================================
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DECLARE_API( help )
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{
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dprintf("ATMLANE driver kd extensions\n\n");
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dprintf("\tdumplog <filename> - dumps & formats tracelog buffer to file\n");
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}
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// ======================================================================
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void PrintTraceLogEntry(FILE *outfile, PTRACEENTRY TraceEntry)
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{
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ULONG params, i;
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switch (TraceEntry->EventId)
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{
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case TL_MSENDPKTIN:
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fprintf(outfile, "[% 10u] MSENDPKTIN: PktCnt %d\n",
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TraceEntry->Time,
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TraceEntry->Params[0]
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);
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break;
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case TL_MSENDPKTBEGIN:
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fprintf(outfile, "[% 10u] MSENDPKTBEGIN: Index %d Pkt %x\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1]
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);
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break;
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case TL_MSENDPKTEND:
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fprintf(outfile, "[% 10u] MSENDPKTEND: Index %d Pkt %x Status %x\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1],
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TraceEntry->Params[2]
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);
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break;
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case TL_MSENDPKTOUT:
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fprintf(outfile, "[% 10u] MSENDPKTOUT\n",
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TraceEntry->Time,
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TraceEntry->Params[0]
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);
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break;
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case TL_MSENDCOMPL:
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fprintf(outfile, "[% 10u] MSENDCOMPL: Pkt %x Status %x\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1]
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);
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break;
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case TL_WRAPSEND:
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fprintf(outfile, "[% 10u] WRAPSEND: From %x To %x Bcnt %d Len %d\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1],
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TraceEntry->Params[2],
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TraceEntry->Params[3]
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);
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break;
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case TL_UNWRAPSEND:
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fprintf(outfile, "[% 10u] UNWRAPSEND: From %x To %x Bcnt %d Len %d\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1],
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TraceEntry->Params[2],
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TraceEntry->Params[3]
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);
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break;
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case TL_WRAPRECV:
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fprintf(outfile, "[% 10u] WRAPRECV: From %x To %x Bcnt %d Len %d\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1],
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TraceEntry->Params[2],
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TraceEntry->Params[3]
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);
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break;
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case TL_UNWRAPRECV:
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fprintf(outfile, "[% 10u] UNWRAPRECV: From %x To %x Bcnt %d Len %d\n",
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TraceEntry->Time,
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TraceEntry->Params[0],
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TraceEntry->Params[1],
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TraceEntry->Params[2],
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TraceEntry->Params[3]
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);
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break;
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case TL_COSENDPACKET:
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fprintf(outfile, "[% 10u] COSENDPKT: Pkt %x\n",
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TraceEntry->Time,
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TraceEntry->Params[0]
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);
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break;
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case TL_COSENDCMPLTIN:
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|
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fprintf(outfile, "[% 10u] COSENDCMPLTIN: Pkt %x Status %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0],
|
||
|
|
TraceEntry->Params[1]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_COSENDCMPLTOUT:
|
||
|
|
fprintf(outfile, "[% 10u] COSENDCMPLTOUT: Pkt %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_CORECVPACKET:
|
||
|
|
fprintf(outfile, "[% 10u] CORECVPKT: Pkt %x Vc %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0],
|
||
|
|
TraceEntry->Params[1]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_CORETNPACKET:
|
||
|
|
fprintf(outfile, "[% 10u] CORETNPKT: Pkt %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_MINDPACKET:
|
||
|
|
fprintf(outfile, "[% 10u] MINDPKT: Pkt %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_MRETNPACKET:
|
||
|
|
fprintf(outfile, "[% 10u] MRETNPKT: Pkt %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case TL_NDISPACKET:
|
||
|
|
fprintf(outfile, "[% 10u] NDISPKT: %x Cnt %d Len %d Bufs %x %x %x %x %x\n",
|
||
|
|
TraceEntry->Time,
|
||
|
|
TraceEntry->Params[0],
|
||
|
|
TraceEntry->Params[1],
|
||
|
|
TraceEntry->Params[2],
|
||
|
|
TraceEntry->Params[3],
|
||
|
|
TraceEntry->Params[4],
|
||
|
|
TraceEntry->Params[5],
|
||
|
|
TraceEntry->Params[6],
|
||
|
|
TraceEntry->Params[7]
|
||
|
|
);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
params = TL_GET_PARAM_COUNT(TraceEntry->EventId);
|
||
|
|
fprintf(outfile, "****: Unknown Event ID %d with %d Params: ",
|
||
|
|
TL_GET_EVENT(TraceEntry->EventId), params);
|
||
|
|
for (i = 0; i < params; i++)
|
||
|
|
fprintf(outfile, "%x ", TraceEntry->Params[i]);
|
||
|
|
fprintf(outfile, "\n");
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// ======================================================================
|