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/*
Derived from source code of TrueCrypt 7.1a, which is
Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
by the TrueCrypt License 3.0.
Modifications and additions to the original source code (contained in this file)
and all other portions of this file are Copyright (c) 2013-2016 IDRIX
and are governed by the Apache License 2.0 the full text of which is
contained in the file License.txt included in VeraCrypt binary and source
code distribution packages.
*/
#ifndef TC_HEADER_Common_Exception
#define TC_HEADER_Common_Exception
#include "Platform/PlatformBase.h"
#include "Dlgcode.h"
#include "Language.h"
#include <strsafe.h>
namespace VeraCrypt
{
struct Exception
{
virtual void Show (HWND parent) const = 0;
};
struct SystemException : public Exception
{
SystemException (const char *srcPos) : ErrorCode (GetLastError()), SrcPos (srcPos) { }
void Show (HWND parent) const
{
SetLastError (ErrorCode);
handleWin32Error (parent, SrcPos);
}
DWORD ErrorCode;
const char *SrcPos;
};
struct ErrorException : public Exception
{
ErrorException (char *langId, const char *srcPos) : SrcPos (srcPos), ErrLangId (langId) { }
ErrorException (const wstring &errMsg, const char *srcPos) : SrcPos (srcPos), ErrLangId(NULL), ErrMsg (errMsg) { }
void Show (HWND parent) const
{
if (ErrMsg.empty())
::ErrorDirect (AppendSrcPos (GetString (ErrLangId? ErrLangId : ""), SrcPos).c_str (), parent);
else
::ErrorDirect (AppendSrcPos (ErrMsg.c_str(), SrcPos).c_str (), parent);
}
const char *SrcPos;
char *ErrLangId;
wstring ErrMsg;
};
struct ParameterIncorrect : public Exception
{
ParameterIncorrect (const char *srcPos) : SrcPos (srcPos) { }
void Show (HWND parent) const
{
string msgBody = "Parameter incorrect.\n\n\n(If you report a bug in connection with this, please include the following technical information in the bug report:\n" + string (SrcPos) + ")";
MessageBoxA (parent, msgBody.c_str(), "VeraCrypt", MB_ICONERROR | MB_SETFOREGROUND);
}
const char *SrcPos;
};
struct RandInitFailed : public Exception
{
RandInitFailed (const char *srcPos, DWORD dwLastError) : SrcPos (srcPos), LastError (dwLastError) { }
void Show (HWND parent) const
{
char szErrCode[16];
StringCchPrintfA (szErrCode, ARRAYSIZE(szErrCode), "0x%.8X", LastError);
string msgBody = "The Random Generator initialization failed.\n\n\n(If you report a bug in connection with this, please include the following technical information in the bug report:\n" + string (SrcPos) + "\nLast Error = " + string (szErrCode) + ")";
MessageBoxA (parent, msgBody.c_str(), "VeraCrypt", MB_ICONERROR | MB_SETFOREGROUND);
}
const char *SrcPos;
DWORD LastError;
};
struct CryptoApiFailed : public Exception
{
CryptoApiFailed (const char *srcPos, DWORD dwLastError) : SrcPos (srcPos), LastError (dwLastError) { }
void Show (HWND parent) const
{
char szErrCode[16];
StringCchPrintfA (szErrCode, ARRAYSIZE(szErrCode), "0x%.8X", LastError);
string msgBody = "Windows Crypto API failed.\n\n\n(If you report a bug in connection with this, please include the following technical information in the bug report:\n" + string (SrcPos) + "\nLast Error = " + string (szErrCode) + ")";
MessageBoxA (parent, msgBody.c_str(), "VeraCrypt", MB_ICONERROR | MB_SETFOREGROUND);
}
const char *SrcPos;
DWORD LastError;
};
struct TimeOut : public Exception
{
TimeOut (const char *srcPos) : SrcPos (srcPos) { }
void Show (HWND parent) const { ErrorDirect (AppendSrcPos (L"Timeout", SrcPos).c_str (), parent); }
const char *SrcPos;
};
struct UserAbort : public Exception
{
UserAbort (const char *srcPos) { }
void Show (HWND parent) const { }
};
}
#define throw_sys_if(condition) do { if (condition) throw SystemException( SRC_POS ); } while (false)
#endif // TC_HEADER_Common_Exception
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