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/*
* Firebird ADO.NET Data provider for .NET and Mono
*
* The contents of this file are subject to the Initial
* Developer's Public License Version 1.0 (the "License");
* you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
* http://www.firebirdsql.org/index.php?op=doc&id=idpl
*
* Software distributed under the License is distributed on
* an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
* express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* Copyright (c) 2002, 2005 Carlos Guzman Alvarez
* All Rights Reserved.
*/
using System;
using System.Runtime.InteropServices;
using FirebirdSql.Data.Common;
namespace FirebirdSql.Data.Embedded
{
internal sealed class FesConnection
{
#region Constructors
private FesConnection()
{
}
#endregion
#region Static Methods
public static int[] GetNewStatusVector()
{
return new int[IscCodes.ISC_STATUS_LENGTH];
}
public static IscException ParseStatusVector(int[] statusVector)
{
IscException exception = null;
bool eof = false;
for (int i = 0; i < statusVector.Length; )
{
int arg = statusVector[i++];
switch (arg)
{
case IscCodes.isc_arg_gds:
int er = statusVector[i++];
if (er != 0)
{
if (exception == null)
{
exception = new IscException();
}
exception.Errors.Add(arg, er);
}
break;
case IscCodes.isc_arg_end:
if (exception != null && exception.Errors.Count != 0)
{
exception.BuildExceptionMessage();
}
eof = true;
break;
case IscCodes.isc_arg_interpreted:
case IscCodes.isc_arg_string:
{
IntPtr ptr = new IntPtr(statusVector[i++]);
string arg_value = Marshal.PtrToStringAnsi(ptr);
exception.Errors.Add(arg, arg_value);
}
break;
case IscCodes.isc_arg_cstring:
{
i++;
IntPtr ptr = new IntPtr(statusVector[i++]);
string arg_value = Marshal.PtrToStringAnsi(ptr);
exception.Errors.Add(arg, arg_value);
}
break;
case IscCodes.isc_arg_win32:
case IscCodes.isc_arg_number:
exception.Errors.Add(arg, statusVector[i++]);
break;
default:
{
int e = statusVector[i++];
if (e != 0)
{
if (exception == null)
{
exception = new IscException();
}
exception.Errors.Add(arg, e);
}
}
break;
}
if (eof)
{
break;
}
}
return exception;
}
#endregion
}
}
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