5d8936e9f0
git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@8994 67ed7778-7388-44ab-90cf-0a291f65f57c
119 lines
2.9 KiB
C#
119 lines
2.9 KiB
C#
using System;
|
|
using System.Runtime.InteropServices;
|
|
|
|
namespace LibGPhoto2
|
|
{
|
|
public enum ErrorCode
|
|
{
|
|
/* libgphoto2_port errors */
|
|
GeneralError = -1,
|
|
BadParameters = -2,
|
|
NoMemory = -3,
|
|
Library = -4,
|
|
UnknownPort = -5,
|
|
NotSupported = -6,
|
|
IO = -7,
|
|
Timout = -10,
|
|
SupportedSerial = -20,
|
|
SupportedUSB = -21,
|
|
Init = -31,
|
|
Read = -34,
|
|
Write = -35,
|
|
Update = -37,
|
|
SerialSpeed = -41,
|
|
USBClearHalt = -51,
|
|
USBFind = -52,
|
|
USBClaim = -53,
|
|
Lock = -60,
|
|
Hal = -70,
|
|
|
|
/* libgphogphoto2 errors */
|
|
CorruptedData = -102,
|
|
FileExists = -103,
|
|
ModelNotFound = -105,
|
|
DirectoryNotFound = -107,
|
|
FileNotFound = -108,
|
|
DirectoryExists = -109,
|
|
CameraBusy = -110,
|
|
PathNotAbsolute = -111,
|
|
Cancel = -112,
|
|
CameraError = -113,
|
|
OsFailure = -114
|
|
}
|
|
|
|
public class Error
|
|
{
|
|
private static string GetErrorAsString(ErrorCode e)
|
|
{
|
|
IntPtr raw_message = gp_result_as_string(e);
|
|
return Marshal.PtrToStringAnsi(raw_message);
|
|
}
|
|
|
|
private static string GetIOErrorAsString(ErrorCode e)
|
|
{
|
|
IntPtr raw_message = gp_port_result_as_string(e);
|
|
return Marshal.PtrToStringAnsi(raw_message);
|
|
}
|
|
|
|
public static bool IsError (ErrorCode error_code)
|
|
{
|
|
return (error_code < 0);
|
|
}
|
|
|
|
public static GPhotoException ErrorException (ErrorCode error_code)
|
|
{
|
|
string message = "Unknown Error";
|
|
int error_code_int = (int)error_code;
|
|
|
|
if (error_code_int <= -102 && error_code_int >= -111)
|
|
message = GetErrorAsString(error_code);
|
|
else if (error_code_int <= -1 && error_code_int >= -60)
|
|
message = GetIOErrorAsString(error_code);
|
|
|
|
return new GPhotoException(error_code, message);
|
|
}
|
|
|
|
public static ErrorCode CheckError (ErrorCode error)
|
|
{
|
|
if (IsError (error))
|
|
throw ErrorException (error);
|
|
|
|
return error;
|
|
}
|
|
|
|
[DllImport ("libgphoto2.so")]
|
|
internal static extern IntPtr gp_result_as_string (ErrorCode result);
|
|
|
|
[DllImport ("libgphoto2_port.so")]
|
|
internal static extern IntPtr gp_port_result_as_string (ErrorCode result);
|
|
}
|
|
|
|
public class GPhotoException : Exception
|
|
{
|
|
private ErrorCode error;
|
|
|
|
public GPhotoException(ErrorCode error_code)
|
|
: base ("Unknown Error.")
|
|
{
|
|
error = error_code;
|
|
}
|
|
|
|
public GPhotoException (ErrorCode error_code, string message)
|
|
: base (message)
|
|
{
|
|
error = error_code;
|
|
}
|
|
|
|
public override string ToString()
|
|
{
|
|
return ("Error " + error.ToString() + ": " + base.ToString());
|
|
}
|
|
|
|
public ErrorCode Error {
|
|
get {
|
|
return error;
|
|
}
|
|
}
|
|
}
|
|
}
|