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/*
* Copyright (c) 2014 VMware, Inc.
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __NETLINK_BUF_H_
#define __NETLINK_BUF_H_ 1
typedef struct _NL_BUF {
PCHAR head; /* start address of the buffer */
PCHAR tail; /* first empty byte of the buffer */
UINT32 bufLen; /* original length of buffer */
UINT32 bufRemLen; /* remaining length of buffer */
} NL_BUFFER, *PNL_BUFFER;
VOID NlBufInit(PNL_BUFFER nlBuf, PCHAR base, UINT32 size);
VOID NlBufDeInit(PNL_BUFFER nlBuf);
BOOLEAN NlBufCopyAtTail(PNL_BUFFER nlBuf, PCHAR data, UINT32 len);
BOOLEAN NlBufCopyAtHead(PNL_BUFFER nlBuf, PCHAR data, UINT32 len);
BOOLEAN NlBufCopyAtOffset(PNL_BUFFER nlBuf, PCHAR data,
UINT32 len, UINT32 offset);
PCHAR NlBufCopyAtTailUninit(PNL_BUFFER nlBuf, UINT32 len);
PCHAR NlBufCopyAtHeadUninit(PNL_BUFFER nlBuf, UINT32 len);
PCHAR NlBufCopyAtOffsetUninit(PNL_BUFFER nlBuf, UINT32 len, UINT32 offset);
PCHAR NlBufAt(PNL_BUFFER nlBuf, UINT32 offset, UINT32 len);
#endif /* __NETLINK_BUF_H_ */
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