372 lines
12 KiB
Smarty
372 lines
12 KiB
Smarty
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#ifndef WPP_MOF_RESOURCENAME
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#define WPP_REG_TRACE_REGKEY L"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Tracing"
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#define WPP_REG_TRACE_ENABLED L"EnableTracing"
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#define WPP_REG_TRACE_LOG_FILE_NAME L"LogFileName"
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#define WPP_REG_TRACE_LOG_SESSION_NAME L"LogSessionName"
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#define WPP_REG_TRACE_LOG_BUFFER_SIZE L"BufferSize"
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#define WPP_REG_TRACE_LOG_MIN_BUFFERS L"MinBuffers"
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#define WPP_REG_TRACE_LOG_MAX_BUFFERS L"MaxBuffers"
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#define WPP_REG_TRACE_LOG_MAX_FILESIZE L"MaxFileSize"
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#define WPP_REG_TRACE_LOG_MAX_HISTORY L"MaxHistorySize"
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#define WPP_REG_TRACE_LOG_MAX_BACKUPS L"MaxBackups"
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#define WPP_REG_TRACE_ACTIVE L"Active"
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#define WPP_REG_TRACE_CONTROL L"ControlFlags"
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#define WPP_REG_TRACE_LEVEL L"Level"
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#define WPP_REG_TRACE_GUID L"Guid"
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#define WPP_REG_TRACE_BITNAMES L"BitNames"
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#endif // #ifndef WPP_MOF_RESOURCENAME
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#define DEFAULT_LOGGER_NAME L"stdout"
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#if !defined(WppDebug)
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# define WppDebug(a,b)
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#endif
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#if !defined(WPPINIT_STATIC)
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# define WPPINIT_STATIC
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#endif
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#if !defined(WPPINIT_EXPORT)
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# define WPPINIT_EXPORT
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#endif
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#define WPP_GUID_FORMAT "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x"
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#define WPP_GUID_ELEMENTS(p) \
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p->Data1, p->Data2, p->Data3,\
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p->Data4[0], p->Data4[1], p->Data4[2], p->Data4[3],\
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p->Data4[4], p->Data4[5], p->Data4[6], p->Data4[7]
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WPPINIT_STATIC
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void WppIntToHex(
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LPWSTR Buf,
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unsigned int value,
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int digits
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)
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{
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static LPCWSTR hexDigit = L"0123456789abcdef";
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while (--digits >= 0) {
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Buf[digits] = hexDigit[ value & 15 ];
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value /= 16; // compiler is smart enough to change it to bitshift
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}
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}
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#define WPP_TEXTGUID_LEN 37
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// b1e5deaf-1524-4a04-82c4-c9dfbce6cf97<NULL>
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// 0 1 2 3
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// 0123456789012345678901234567890123456
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WPPINIT_STATIC
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void WppGuidToStr(LPWSTR buf, LPCGUID guid) {
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WppIntToHex(buf + 0, guid->Data1, 8);
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buf[8] = '-';
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WppIntToHex(buf + 9, guid->Data2, 4);
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buf[13] = '-';
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WppIntToHex(buf + 14, guid->Data3, 4);
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buf[18] = '-';
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WppIntToHex(buf + 19, guid->Data4[0], 2);
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WppIntToHex(buf + 21, guid->Data4[1], 2);
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buf[23] = '-';
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WppIntToHex(buf + 24, guid->Data4[2], 2);
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WppIntToHex(buf + 26, guid->Data4[3], 2);
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WppIntToHex(buf + 28, guid->Data4[4], 2);
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WppIntToHex(buf + 30, guid->Data4[5], 2);
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WppIntToHex(buf + 32, guid->Data4[6], 2);
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WppIntToHex(buf + 34, guid->Data4[7], 2);
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buf[36] = 0;
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}
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#ifndef WPP_MOF_RESOURCENAME
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WPPINIT_STATIC
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ULONG
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WppPublishTraceInfo(
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PWPP_REGISTRATION_BLOCK Head,
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LPCWSTR ProductName)
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{
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DWORD status;
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DWORD disposition;
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HKEY TracingKey = 0;
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HKEY ProductKey = 0;
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DWORD dwValue;
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status = RegCreateKeyExW(HKEY_LOCAL_MACHINE,
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WPP_REG_TRACE_REGKEY,
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0,
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NULL, // Class
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REG_OPTION_NON_VOLATILE,
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KEY_READ | KEY_CREATE_SUB_KEY,
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NULL, // Sec Attributes
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&TracingKey,
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&disposition
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);
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create Trace Key, %1!d!", status) );
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goto exit_gracefully;
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}
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status = RegCreateKeyExW(TracingKey,
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ProductName,
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0,
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NULL, // Class
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE,
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NULL, // Sec Attributes
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&ProductKey,
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&disposition
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);
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create Trace Key, %1!d!", status) );
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goto exit_gracefully;
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}
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status = RegSetValueExW(ProductKey,
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WPP_REG_TRACE_LOG_SESSION_NAME,
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0, // Reserved
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REG_EXPAND_SZ,
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(const BYTE*)DEFAULT_LOGGER_NAME,
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sizeof(DEFAULT_LOGGER_NAME) );
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create LogSession value, %1!d!", status) );
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goto exit_gracefully;
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}
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dwValue = 1;
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status = RegSetValueExW(ProductKey,
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WPP_REG_TRACE_ACTIVE,
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0, // Reserved
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REG_DWORD,
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(const BYTE*)&dwValue,
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sizeof(dwValue) );
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if (status != ERROR_SUCCESS) {
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WppDebug(1, ("[WppInit] Failed to create Active value, %1!d!", status) );
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goto exit_gracefully;
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}
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dwValue = 1;
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status = RegSetValueExW(ProductKey,
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WPP_REG_TRACE_CONTROL,
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0, // Reserved
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REG_DWORD,
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(const BYTE*)&dwValue,
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sizeof(dwValue) );
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create Control value, %1!d!", status) );
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goto exit_gracefully;
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}
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for(;Head;Head = Head->Next) {
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HKEY ComponentKey;
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status = RegCreateKeyExW(ProductKey,
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Head->FriendlyName,
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0,
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NULL, // Class
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE,
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NULL, // Sec Attributes
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&ComponentKey,
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&disposition
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);
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create %ws Key, %d",
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Head->FriendlyName, status) );
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} else {
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GUID guid;
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WCHAR guidBuf[WPP_TEXTGUID_LEN];
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guid = *Head->ControlGuid;
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WppGuidToStr(guidBuf, &guid);
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status = RegSetValueExW(ComponentKey,
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WPP_REG_TRACE_GUID,
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0, // Reserved
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REG_SZ,
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(const BYTE*)guidBuf,
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sizeof(guidBuf) );
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create GUID value, %1!d!", status) );
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}
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status = RegSetValueExW(ComponentKey,
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WPP_REG_TRACE_BITNAMES,
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0, // Reserved
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REG_SZ,
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(const BYTE*)Head->BitNames,
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(DWORD)(wcslen(Head->BitNames) * sizeof(WCHAR)) );
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if (status != ERROR_SUCCESS) {
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WppDebug(1,("[WppInit] Failed to create GUID value, %1!d!", status) );
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}
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RegCloseKey(ComponentKey);
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}
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}
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exit_gracefully:
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if (ProductKey) {
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RegCloseKey(ProductKey);
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}
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if (TracingKey) {
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RegCloseKey(TracingKey);
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}
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return status;
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}
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#endif // #ifndef WPP_MOF_RESOURCENAME
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ULONG
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WINAPI
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WppControlCallback(
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IN WMIDPREQUESTCODE RequestCode,
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IN PVOID Context,
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IN OUT ULONG *InOutBufferSize,
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IN OUT PVOID Buffer
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)
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{
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PWPP_TRACE_CONTROL_BLOCK Ctx = (PWPP_TRACE_CONTROL_BLOCK)Context;
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TRACEHANDLE Logger;
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UCHAR Level;
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DWORD Flags;
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*InOutBufferSize = 0;
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switch (RequestCode)
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{
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case WMI_ENABLE_EVENTS:
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{
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Logger = GetTraceLoggerHandle( Buffer );
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Level = GetTraceEnableLevel(Logger);
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Flags = GetTraceEnableFlags(Logger);
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WppDebug(1, ("[WppInit] WMI_ENABLE_EVENTS Ctx %p Flags %x"
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" Lev %d Logger %I64x\n",
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Ctx, Flags, Level, Logger) );
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break;
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}
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case WMI_DISABLE_EVENTS:
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{
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Logger = 0;
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Flags = 0;
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Level = 0;
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WppDebug(1, ("[WppInit] WMI_DISABLE_EVENTS Ctx 0x%08p\n", Ctx));
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break;
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}
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default:
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{
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return(ERROR_INVALID_PARAMETER);
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}
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}
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if (Ctx->Options & WPP_VER_WIN2K_CB_FORWARD_PTR && Ctx->Win2kCb) {
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Ctx->Win2kCb->Logger = Logger;
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Ctx->Win2kCb->Level = Level;
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Ctx->Win2kCb->Flags = Flags;
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} else {
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if (Ctx->Options & WPP_VER_WHISTLER_CB_FORWARD_PTR && Ctx->Cb) {
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Ctx = Ctx->Cb; // use forwarding address
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}
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Ctx->Logger = Logger;
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Ctx->Level = Level;
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Ctx->Flags[0] = Flags;
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}
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return(ERROR_SUCCESS);
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}
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WPPINIT_EXPORT
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VOID WppInitUm(LPCWSTR AppName, PWPP_REGISTRATION_BLOCK Registration)
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{
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PWPP_REGISTRATION_BLOCK p = Registration;
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#ifdef WPP_MOF_RESOURCENAME
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HMODULE hModule = NULL ;
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WCHAR ImagePath[4 * MAX_PATH] = {UNICODE_NULL} ;
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WCHAR WppMofResourceName[] = WPP_MOF_RESOURCENAME ;
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#endif //#ifdef WPP_MOF_RESOURCENAME
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#ifndef WPP_MOF_RESOURCENAME
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if (AppName) {
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WppPublishTraceInfo(Registration, AppName);
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}
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#endif // #ifndef WPP_MOF_RESOURCENAME
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WppDebug(1, ("Registering %ws\n", AppName) );
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for(; p; p = p->Next) {
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TRACE_GUID_REGISTRATION FakeTraceGuid;
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WPP_REGISTRATION_BLOCK RegBlock = *p;
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PWPP_TRACE_CONTROL_BLOCK cb = (PWPP_TRACE_CONTROL_BLOCK)p;
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ULONG status;
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WppDebug(1,(WPP_GUID_FORMAT " %ws : %d:%ws\n",
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WPP_GUID_ELEMENTS(p->ControlGuid),
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p->FriendlyName, p->FlagsLen, p->BitNames));
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ZeroMemory(cb, sizeof(WPP_TRACE_CONTROL_BLOCK)
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+ sizeof(ULONG) * (RegBlock.FlagsLen - 1) );
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p->Next = RegBlock.Next;
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cb->FlagsLen = RegBlock.FlagsLen;
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cb->Options = RegBlock.Options;
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cb->Ptr = RegBlock.Ptr;
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// Jee, do we need this fake trace guid? //
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FakeTraceGuid.Guid = RegBlock.ControlGuid;
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FakeTraceGuid.RegHandle = 0;
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#ifdef WPP_MOF_RESOURCENAME
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if (AppName != NULL) {
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DWORD Status ;
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#ifdef WPP_DLL
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if ((hModule = GetModuleHandleW(AppName)) != NULL) {
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Status = GetModuleFileNameW(hModule, ImagePath, MAX_PATH) ;
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if (Status == 0) {
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WppDebug(1,("RegisterTraceGuids => GetModuleFileName(DLL) Failed 0x%08X\n",GetLastError()));
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}
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} else {
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WppDebug(1,("RegisterTraceGuids => GetModuleHandleW failed for %ws (0x%08X)\n",AppName,GetLastError()));
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}
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#else // #ifdef WPP_DLL
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Status = GetModuleFileNameW(NULL,ImagePath,MAX_PATH);
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if (Status == 0) {
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WppDebug(1,("GetModuleFileName(EXE) Failed 0x%08X\n",GetLastError()));
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}
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#endif // #ifdef WPP_DLL
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}
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WppDebug(1,("registerTraceGuids => registering with WMI, App=%ws, Mof=%ws, ImagePath=%ws\n",AppName,WppMofResourceName,ImagePath));
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status = RegisterTraceGuidsW( // Always use Unicode
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#else // ifndef WPP_MOF_RESOURCENAME
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status = RegisterTraceGuids( // So no change for existing users
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#endif // ifndef WPP_MOF_RESOURCENAME
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WppControlCallback,
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cb, // Context for the callback
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RegBlock.ControlGuid, // Control Guid
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1, &FakeTraceGuid, // #TraceGuids, TraceGuid
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#ifndef WPP_MOF_RESOURCENAME
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0, //ImagePath,
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0, //ResourceName,
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#else // #ifndef WPP_MOF_RESOURCENAME
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ImagePath,
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WppMofResourceName,
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#endif // #ifndef WPP_MOF_RESOURCENAME
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&cb->UmRegistrationHandle
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);
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WppDebug(1, ("RegisterTraceGuid => %d\n", status) );
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}
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}
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WPPINIT_EXPORT
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VOID WppCleanupUm(PWPP_REGISTRATION_BLOCK Registration)
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{
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PWPP_TRACE_CONTROL_BLOCK x = (PWPP_TRACE_CONTROL_BLOCK)Registration;
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WppDebug(1, ("Cleanup\n") );
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for(; x; x = x->Next) {
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WppDebug(1,("UnRegistering %I64x\n", x->UmRegistrationHandle) );
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if (x->UmRegistrationHandle) {
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UnregisterTraceGuids(x->UmRegistrationHandle);
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}
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}
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}
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