81 lines
3.4 KiB
C
81 lines
3.4 KiB
C
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/**
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* FreeRDP: A Remote Desktop Protocol Client
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* Stream Macro Utils
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*
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* Copyright 2009-2011 Jay Sorg
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __STREAM_UTILS_H
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#define __STREAM_UTILS_H
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#define GET_UINT8(_p1, _offset) *(((uint8 *) _p1) + _offset)
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#define GET_UINT8A(_dest, _src, _offset, _len) ( \
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memcpy( \
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((void *) _dest), \
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((const void *) (_src + _offset)), \
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((size_t) _len) \
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))
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#define GET_UINT16(_p1, _offset) ( \
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(uint16) (*(((uint8 *) _p1) + _offset)) + \
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((uint16) (*(((uint8 *) _p1) + _offset + 1)) << 8))
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#define GET_UINT32(_p1, _offset) ( \
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(uint32) (*(((uint8 *) _p1) + _offset)) + \
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((uint32) (*(((uint8 *) _p1) + _offset + 1)) << 8) + \
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((uint32) (*(((uint8 *) _p1) + _offset + 2)) << 16) + \
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((uint32) (*(((uint8 *) _p1) + _offset + 3)) << 24))
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#define GET_UINT64(_p1, _offset) ( \
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(uint64) (*(((uint8 *) _p1) + _offset)) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 1)) << 8) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 2)) << 16) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 3)) << 24) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 4)) << 32) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 5)) << 40) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 6)) << 48) + \
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((uint64) (*(((uint8 *) _p1) + _offset + 7)) << 56))
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#define SET_UINT8(_p1, _offset, _value) *(((uint8 *) _p1) + _offset) = (uint8) (_value)
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#define SET_UINT8A(_dest, _offset, _src, _len) ( \
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memcpy( \
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((void *) (_dest + _offset)), \
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((const void *) _src), \
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((size_t) _len) \
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))
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#define SET_UINT8V(_dest, _offset, _value, _len) ( \
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memset( \
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((void *) (_dest + _offset)), \
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((int) _value), \
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((size_t) _len) \
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))
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#define SET_UINT16(_p1, _offset, _value) \
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*(((uint8 *) _p1) + _offset) = (uint8) (((uint16) (_value)) & 0xff), \
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*(((uint8 *) _p1) + _offset + 1) = (uint8) ((((uint16) (_value)) >> 8) & 0xff)
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#define SET_UINT32(_p1, _offset, _value) \
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*(((uint8 *) _p1) + _offset) = (uint8) (((uint32) (_value)) & 0xff), \
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*(((uint8 *) _p1) + _offset + 1) = (uint8) ((((uint32) (_value)) >> 8) & 0xff), \
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*(((uint8 *) _p1) + _offset + 2) = (uint8) ((((uint32) (_value)) >> 16) & 0xff), \
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*(((uint8 *) _p1) + _offset + 3) = (uint8) ((((uint32) (_value)) >> 24) & 0xff)
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#define SET_UINT64(_p1, _offset, _value) \
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*(((uint8 *) _p1) + _offset) = (uint8) (((uint64) (_value)) & 0xff), \
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*(((uint8 *) _p1) + _offset + 1) = (uint8) ((((uint64) (_value)) >> 8) & 0xff), \
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*(((uint8 *) _p1) + _offset + 2) = (uint8) ((((uint64) (_value)) >> 16) & 0xff), \
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*(((uint8 *) _p1) + _offset + 3) = (uint8) ((((uint64) (_value)) >> 24) & 0xff), \
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*(((uint8 *) _p1) + _offset + 4) = (uint8) ((((uint64) (_value)) >> 32) & 0xff), \
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*(((uint8 *) _p1) + _offset + 5) = (uint8) ((((uint64) (_value)) >> 40) & 0xff), \
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*(((uint8 *) _p1) + _offset + 6) = (uint8) ((((uint64) (_value)) >> 48) & 0xff), \
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*(((uint8 *) _p1) + _offset + 7) = (uint8) ((((uint64) (_value)) >> 56) & 0xff)
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#endif /* __STREAM_UTILS_H */
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