* Copyright 2012 Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*
* Authors:
* Paweł Dziepak, pdziepak@quarnos.org
*/
#include "ReplyBuilder.h"
#include "NFS4Defs.h"
#include "RPCCallbackReply.h"
ReplyBuilder::ReplyBuilder(uint32 xid)
:
fStatus(B_OK),
fOpCount(0),
fReply(RPC::CallbackReply::Create(xid))
{
_InitHeader();
}
ReplyBuilder::~ReplyBuilder()
{
delete fReply;
}
void
ReplyBuilder::_InitHeader()
{
fStatusPosition = fReply->Stream().Current();
fReply->Stream().AddUInt(0);
fReply->Stream().AddOpaque(NULL, 0);
fOpCountPosition = fReply->Stream().Current();
fReply->Stream().AddUInt(0);
}
RPC::CallbackReply*
ReplyBuilder::Reply()
{
if (fReply == NULL)
return NULL;
fReply->Stream().InsertUInt(fStatusPosition, _HaikuErrorToNFS4(fStatus));
fReply->Stream().InsertUInt(fOpCountPosition, fOpCount);
if (fReply->Stream().Error() == B_OK)
return fReply;
else
return NULL;
}
status_t
ReplyBuilder::GetAttr(status_t status, int mask, uint64 size, uint64 change)
{
if (fStatus != B_OK)
return B_ERROR;
fReply->Stream().AddUInt(OpCallbackGetAttr);
fReply->Stream().AddUInt(_HaikuErrorToNFS4(fStatus));
fStatus = status;
if (status == B_OK) {
uint32 bitmap = 0;
if ((mask & CallbackAttrChange) != 0)
bitmap |= 1 << FATTR4_CHANGE;
if ((mask & CallbackAttrSize) != 0)
bitmap |= 1 << FATTR4_SIZE;
fReply->Stream().AddUInt(1);
fReply->Stream().AddUInt(bitmap);
XDR::WriteStream str;
if ((mask & CallbackAttrChange) != 0)
str.AddUHyper(change);
if ((mask & CallbackAttrSize) != 0)
str.AddUHyper(size);
fReply->Stream().AddOpaque(str);
}
fOpCount++;
return B_OK;
}
status_t
ReplyBuilder::Recall(status_t status)
{
if (fStatus != B_OK)
return B_ERROR;
fReply->Stream().AddUInt(OpCallbackRecall);
fReply->Stream().AddUInt(_HaikuErrorToNFS4(fStatus));
fStatus = status;
fOpCount++;
return B_OK;
}
uint32
ReplyBuilder::_HaikuErrorToNFS4(status_t error)
{
switch (error) {
case B_OK: return NFS4_OK;
case B_ENTRY_NOT_FOUND: return NFS4ERR_BADHANDLE;
case B_NOT_SUPPORTED: return NFS4ERR_OP_ILLEGAL;
default: return NFS4ERR_RESOURCE;
}
}
