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/*
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* WinPR: Windows Portable Runtime
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* Endianness Macros
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*
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* Copyright 2013 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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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 WINPR_ENDIAN_H
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#define WINPR_ENDIAN_H
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#include <winpr/winpr.h>
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#include <winpr/wtypes.h>
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#include <winpr/platform.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define Data_Read_UINT8_NE(_d, _v) do { _v = \
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*((const BYTE*) _d); } while (0)
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#define Data_Read_UINT8(_d, _v) do { _v = \
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*((const BYTE*) _d); } while (0)
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#define Data_Read_UINT16_NE(_d, _v) do { _v = \
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*((const UINT16*) _d); } while (0)
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#define Data_Read_UINT16(_d, _v) do { _v = \
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(UINT16)(*((const BYTE*) _d)) + \
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(UINT16)(((UINT16)(*((const BYTE*) _d + 1))) << 8); \
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} while (0)
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#define Data_Read_UINT16_BE(_d, _v) do { _v = \
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(((UINT16)(*(const BYTE*) _d)) << 8) + \
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(UINT16)(*((const BYTE*) _d + 1)); \
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} while (0)
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#define Data_Read_UINT32_NE(_d, _v) do { _v = \
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*((UINT32*) _d); } while (0)
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#define Data_Read_UINT32(_d, _v) do { _v = \
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(UINT32)(*((const BYTE*) _d)) + \
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(((UINT32)(*((const BYTE*) _d + 1))) << 8) + \
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(((UINT32)(*((const BYTE*) _d + 2))) << 16) + \
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(((UINT32)(*((const BYTE*) _d + 3))) << 24); \
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} while (0)
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#define Data_Read_UINT32_BE(_d, _v) do { _v = \
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(((UINT32)(*((const BYTE*) _d))) << 24) + \
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(((UINT32)(*((const BYTE*) _d + 1))) << 16) + \
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(((UINT32)(*((const BYTE*) _d + 2))) << 8) + \
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(((UINT32)(*((const BYTE*) _d + 3)))); \
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} while (0)
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#define Data_Read_UINT64_NE(_d, _v) do { _v = \
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*((UINT64*) _d); } while (0)
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#define Data_Read_UINT64(_d, _v) do { _v = \
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(UINT64)(*((const BYTE*) _d)) + \
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(((UINT64)(*((const BYTE*) _d + 1))) << 8) + \
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(((UINT64)(*((const BYTE*) _d + 2))) << 16) + \
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(((UINT64)(*((const BYTE*) _d + 3))) << 24) + \
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(((UINT64)(*((const BYTE*) _d + 4))) << 32) + \
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(((UINT64)(*((const BYTE*) _d + 5))) << 40) + \
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(((UINT64)(*((const BYTE*) _d + 6))) << 48) + \
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(((UINT64)(*((const BYTE*) _d + 7))) << 56); \
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} while (0)
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#define Data_Write_UINT8_NE(_d, _v) do { \
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*((UINT8*) _d) = v; } while (0)
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#define Data_Write_UINT8(_d, _v) do { \
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*_d = (UINT8)(_v); } while (0)
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#define Data_Write_UINT16_NE(_d, _v) do { \
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*((UINT16*) _d) = _v; } while (0)
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#define Data_Write_UINT16(_d, _v) do { \
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*((BYTE*) _d) = (_v) & 0xFF; \
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*((BYTE*) _d + 1) = ((_v) >> 8) & 0xFF; \
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} while (0)
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#define Data_Write_UINT16_BE(_d, _v) do { \
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*((BYTE*) _d) = ((_v) >> 8) & 0xFF; \
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*((BYTE*) _d + 1) = (_v) & 0xFF; \
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} while (0)
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#define Data_Write_UINT32_NE(_d, _v) do { \
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*((UINT32*) _d) = _v; } while (0)
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#define Data_Write_UINT32(_d, _v) do { \
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*((BYTE*) _d) = (_v) & 0xFF; \
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*((BYTE*) _d + 1) = ((_v) >> 8) & 0xFF; \
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*((BYTE*) _d + 2) = ((_v) >> 16) & 0xFF; \
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*((BYTE*) _d + 3) = ((_v) >> 24) & 0xFF; \
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} while (0)
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#define Data_Write_UINT32_BE(_d, _v) do { \
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Data_Write_UINT16_BE((BYTE*) _d, ((_v) >> 16 & 0xFFFF)); \
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Data_Write_UINT16_BE((BYTE*) _d + 2, ((_v) & 0xFFFF)); \
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} while (0)
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#define Data_Write_UINT64_NE(_d, _v) do { \
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*((UINT64*) _d) = _v; } while (0)
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#define Data_Write_UINT64(_d, _v) do { \
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*((BYTE*) _d) = (UINT64)(_v) & 0xFF; \
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*((BYTE*) _d + 1) = ((UINT64)(_v) >> 8) & 0xFF; \
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*((BYTE*) _d + 2) = ((UINT64)(_v) >> 16) & 0xFF; \
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*((BYTE*) _d + 3) = ((UINT64)(_v) >> 24) & 0xFF; \
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*((BYTE*) _d + 4) = ((UINT64)(_v) >> 32) & 0xFF; \
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*((BYTE*) _d + 5) = ((UINT64)(_v) >> 40) & 0xFF; \
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*((BYTE*) _d + 6) = ((UINT64)(_v) >> 48) & 0xFF; \
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*((BYTE*) _d + 7) = ((UINT64)(_v) >> 56) & 0xFF; \
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} while (0)
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#ifdef __cplusplus
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}
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#endif
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#endif /* WINPR_ENDIAN_H */
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