internal void GetNames()
{
this._lob.AssertConnectionIsOpen();
short num5 = this.Connection.EnvironmentHandle.IsUnicode ? ((short) 2) : ((short) 1);
ushort num = (ushort) (30 * num5);
int offset = num;
ushort num3 = (ushort) (0xff * num5);
NativeBuffer scratchBuffer = this.Connection.GetScratchBuffer(num + num3);
bool success = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
scratchBuffer.DangerousAddRef(ref success);
int rc = TracedNativeMethods.OCILobFileGetName(this.Connection.EnvironmentHandle, this.ErrorHandle, this.Descriptor, scratchBuffer.DangerousGetDataPtr(), ref num, scratchBuffer.DangerousGetDataPtr(offset), ref num3);
if (rc != 0)
{
this.Connection.CheckError(this.ErrorHandle, rc);
}
this._directoryAlias = this.Connection.GetString(scratchBuffer.ReadBytes(0, num));
this._fileName = this.Connection.GetString(scratchBuffer.ReadBytes(offset, num3));
}
finally
{
if (success)
{
scratchBuffer.DangerousRelease();
}
}
}
internal void GetNames()
{
_lob.AssertConnectionIsOpen();
int charSize = (Connection.EnvironmentHandle.IsUnicode) ? 2 : 1;
short directoryAliasLength = (short)(charSize * 30);
short fileAliasLength = (short)(charSize * 255);
NativeBuffer buffer = Connection.ScratchBuffer;
Debug.Assert(buffer.Length > (directoryAliasLength + fileAliasLength), "connection's scratch buffer is too small");
HandleRef directoryAlias = buffer.Ptr;
HandleRef fileAlias = buffer.PtrOffset(directoryAliasLength);
int rc = TracedNativeMethods.OCILobFileGetName(
Connection.EnvironmentHandle,
ErrorHandle,
Descriptor,
directoryAlias,
ref directoryAliasLength,
fileAlias,
ref fileAliasLength
);
if (0 != rc)
{
Connection.CheckError(ErrorHandle, rc);
}
_directoryAlias = Connection.GetString((IntPtr)directoryAlias, directoryAliasLength, false);
_fileName = Connection.GetString((IntPtr)fileAlias, fileAliasLength, false);
GC.KeepAlive(buffer);
}
