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67 lines
1.4 KiB
67 lines
1.4 KiB
// Windows/ErrorMsg.h
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#include "StdAfx.h"
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#ifndef _UNICODE
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#include "../Common/StringConvert.h"
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#endif
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#include "ErrorMsg.h"
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#ifndef _UNICODE
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extern bool g_IsNT;
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#endif
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namespace NWindows {
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namespace NError {
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static bool MyFormatMessage(DWORD errorCode, UString &message)
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{
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LPVOID msgBuf;
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#ifndef _UNICODE
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if (!g_IsNT)
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{
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if (::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, errorCode, 0, (LPTSTR) &msgBuf, 0, NULL) == 0)
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return false;
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message = GetUnicodeString((LPCTSTR)msgBuf);
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}
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else
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#endif
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{
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if (::FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, errorCode, 0, (LPWSTR) &msgBuf, 0, NULL) == 0)
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return false;
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message = (LPCWSTR)msgBuf;
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}
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::LocalFree(msgBuf);
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return true;
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}
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UString MyFormatMessage(DWORD errorCode)
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{
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UString m;
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if (!MyFormatMessage(errorCode, m) || m.IsEmpty())
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{
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char s[16];
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for (int i = 0; i < 8; i++)
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{
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unsigned t = errorCode & 0xF;
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errorCode >>= 4;
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s[7 - i] = (char)((t < 10) ? ('0' + t) : ('A' + (t - 10)));
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}
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s[8] = 0;
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m += "Error #";
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m += s;
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}
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else if (m.Len() >= 2
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&& m[m.Len() - 1] == 0x0A
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&& m[m.Len() - 2] == 0x0D)
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m.DeleteFrom(m.Len() - 2);
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return m;
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}
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}}
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