168 lines
2.6 KiB
C
168 lines
2.6 KiB
C
#include "precomp.h"
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//
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// TRC.C
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// Debug Tracing
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// This emulates the code found in NMUTIL for ring0
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//
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// Copyright(c) Microsoft 1997-
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//
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#if defined(DEBUG) || defined(INIT_TRACE)
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char s_ASDbgArea[] = "Salem ";
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#ifdef _M_ALPHA
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va_list g_trcDummyVa = {NULL, 0};
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#define DUMMY_VA_LIST g_trcDummyVa
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#else
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#define DUMMY_VA_LIST NULL
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#endif // _M_ALPHA
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//
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// Debug only
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//
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#ifdef DEBUG
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//
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// DbgZPrintFn()
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// DbgZPrintFnExitDWORD()
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// DbgZPrintFnExitPVOID()
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//
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// This prints out strings for function tracing
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//
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void DbgZPrintFn(LPSTR szFn)
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{
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if (g_trcConfig & ZONE_FUNCTION)
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{
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sprintf(g_szDbgBuf, "%s\n", szFn);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, DUMMY_VA_LIST);
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}
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}
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void DbgZPrintFnExitDWORD(LPSTR szFn, DWORD dwResult)
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{
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if (g_trcConfig & ZONE_FUNCTION)
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{
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sprintf(g_szDbgBuf, "%s, RETURN %d\n", szFn, dwResult);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, DUMMY_VA_LIST);
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}
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}
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void DbgZPrintFnExitPVOID(LPSTR szFn, PVOID ptr)
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{
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if (g_trcConfig & ZONE_FUNCTION)
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{
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sprintf(g_szDbgBuf, "%s, RETURN 0x%p\n", szFn, ptr);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, DUMMY_VA_LIST);
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}
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}
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//
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// DbgZPrintTrace()
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//
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// This prints out a trace string
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//
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void DbgZPrintTrace(LPSTR szFormat, ...)
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{
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if (g_trcConfig & ZONE_TRACE)
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{
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va_list varArgs;
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va_start(varArgs, szFormat);
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sprintf(g_szDbgBuf, "TRACE: %s\n", szFormat);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, varArgs);
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va_end(varArgs);
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}
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}
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//
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// DbgZPrintWarning()
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//
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// This prints out a warning string
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//
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void DbgZPrintWarning(PSTR szFormat, ...)
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{
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va_list varArgs;
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va_start(varArgs, szFormat);
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sprintf(g_szDbgBuf, "WARNING: %s\n", szFormat);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, varArgs);
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va_end(varArgs);
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}
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#endif // DEBUG
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//
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// DbgZPrintInit()
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//
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// This is special case tracing only for the init code, which can be
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// built even in retail
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//
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void DbgZPrintInit(LPSTR szFormat, ...)
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{
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if (g_trcConfig & ZONE_INIT)
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{
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va_list varArgs;
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va_start(varArgs, szFormat);
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sprintf(g_szDbgBuf, "%s\n", szFormat);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, varArgs);
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va_end(varArgs);
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}
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}
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//
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// DbgZPrintError()
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//
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// This prints out an error string then breaks into the kernel debugger.
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//
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void DbgZPrintError(LPSTR szFormat, ...)
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{
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va_list varArgs;
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va_start(varArgs, szFormat);
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sprintf(g_szDbgBuf, "ERROR: %s\n", szFormat);
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EngDebugPrint(s_ASDbgArea, g_szDbgBuf, varArgs);
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va_end(varArgs);
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EngDebugBreak();
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}
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#endif // DEBUG or INIT_TRACE
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