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#include "stdafx.h"
#include "StreamError.h"
#include "Core/Str.h"
namespace storm {
#define ERROR_DESCRIPTION(code, msg) \
if (c == sys::code) \
return new (e.v) Str(S(msg))
Str *sys::description(EnginePtr e, sys::ErrorCode c) {
ERROR_DESCRIPTION(none, "No error");
ERROR_DESCRIPTION(unknown, "Unknown error");
ERROR_DESCRIPTION(ioError, "Low-level IO error");
ERROR_DESCRIPTION(tooLargeFile, "The file is too large for the device to handle");
ERROR_DESCRIPTION(outOfSpace, "Out of space on the physical device");
ERROR_DESCRIPTION(disconnected, "The remote end of the pipe or socket was disconnected");
ERROR_DESCRIPTION(fileLocked, "This part of the file is locked by another process");
ERROR_DESCRIPTION(closed, "The stream was closed");
return new (e.v) Str(S("Unknown error code"));
}
void sys::throwError(EnginePtr e, sys::ErrorCode c) {
if (c != sys::none)
throw new (e.v) IoError(description(e, c));
}
#if defined(WINDOWS)
sys::ErrorCode fromSystemError(int error) {
switch (error) {
case ERROR_BROKEN_PIPE: return sys::disconnected;
case ERROR_NETNAME_DELETED: return sys::disconnected;
case ERROR_WRITE_FAULT: return sys::ioError;
case ERROR_LOCK_VIOLATION: return sys::fileLocked;
case ERROR_SHARING_VIOLATION: return sys::fileLocked;
case ERROR_HANDLE_DISK_FULL: return sys::outOfSpace;
case ERROR_DISK_FULL: return sys::outOfSpace;
case ERROR_DISK_QUOTA_EXCEEDED: return sys::outOfSpace;
case ERROR_FILE_TOO_LARGE: return sys::tooLargeFile;
case ERROR_INVALID_HANDLE: return sys::closed;
default:
return sys::unknown;
}
}
#elif defined(POSIX)
sys::ErrorCode fromSystemError(int error) {
switch (error) {
case EDQUOT: return sys::tooLargeFile;
case EFBIG: return sys::tooLargeFile;
case EIO: return sys::ioError;
case ENOSPC: return sys::outOfSpace;
case EPIPE: return sys::disconnected;
case EPERM: return sys::fileLocked;
case EBADF: return sys::closed;
default:
return sys::unknown;
}
}
#endif
}
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