2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG.
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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21 #include "../stdafx.h"
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23 #include "win32_exception.h"
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25 #include "../log/log.h"
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29 void win32_exception::install_handler()
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32 _set_se_translator(win32_exception::Handler);
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36 void win32_exception::Handler(unsigned int errorCode, EXCEPTION_POINTERS* pInfo) {
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39 case EXCEPTION_ACCESS_VIOLATION:
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40 throw win32_access_violation(*(pInfo->ExceptionRecord));
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44 throw win32_exception(*(pInfo->ExceptionRecord));
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48 win32_exception::win32_exception(const EXCEPTION_RECORD& info) : message_("Win32 exception"), location_(info.ExceptionAddress), errorCode_(info.ExceptionCode)
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50 switch(info.ExceptionCode)
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52 case EXCEPTION_ACCESS_VIOLATION:
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53 message_ = "Access violation";
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55 case EXCEPTION_FLT_DIVIDE_BY_ZERO:
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56 case EXCEPTION_INT_DIVIDE_BY_ZERO:
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57 message_ = "Divide by zero";
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62 win32_access_violation::win32_access_violation(const EXCEPTION_RECORD& info) : win32_exception(info), isWrite_(false), badAddress_(0)
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64 isWrite_ = info.ExceptionInformation[0] == 1;
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65 badAddress_ = reinterpret_cast<win32_exception::address>(info.ExceptionInformation[1]);
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68 const char* win32_access_violation::what() const
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70 sprintf_s<>(messageBuffer_, "Access violation at %p, trying to %s %p", location(), isWrite_?"write":"read", badAddress_);
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72 return messageBuffer_;
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