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Prevent crashes due to missing or corrupted database records

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Any problems seen during deserialization will throw an uncaught
exception, crashing the entire bitcoin process.  Properly return an
error instead, so that we may at least log the error and gracefully
shutdown other portions of the app.
This commit is contained in:
Jeff Garzik
2012-05-22 15:12:52 -04:00
committed by Jeff Garzik
parent d1edab602a
commit f94b64c2f3
2 changed files with 21 additions and 4 deletions
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9
src/db.h
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@@ -72,8 +72,13 @@ protected:
return false;
// Unserialize value
CDataStream ssValue((char*)datValue.get_data(), (char*)datValue.get_data() + datValue.get_size(), SER_DISK, CLIENT_VERSION);
ssValue >> value;
try {
CDataStream ssValue((char*)datValue.get_data(), (char*)datValue.get_data() + datValue.get_size(), SER_DISK, CLIENT_VERSION);
ssValue >> value;
}
catch (std::exception &e) {
return false;
}
// Clear and free memory
memset(datValue.get_data(), 0, datValue.get_size());