mirror of
https://github.com/lwfinger/rtl8188eu.git
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255 lines
8.6 KiB
C
255 lines
8.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright(c) 2007 - 2016 Realtek Corporation. All rights reserved. */
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#ifndef __BASIC_TYPES_H__
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#define __BASIC_TYPES_H__
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#define SUCCESS 0
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#define FAIL (-1)
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#include <linux/version.h>
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#include <linux/types.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/utsname.h>
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#define NDIS_OID uint
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#define NDIS_STATUS uint
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typedef signed int sint;
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#define u8 u8
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#define u16 u16
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#define u32 u32
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#define u32 u32
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typedef void (*proc_t)(void *);
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typedef __kernel_size_t SIZE_T;
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typedef __kernel_ssize_t SSIZE_T;
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#define FIELD_OFFSET(s, field) ((SSIZE_T)&((s *)(0))->field)
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#define MEM_ALIGNMENT_OFFSET (sizeof (SIZE_T))
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#define MEM_ALIGNMENT_PADDING (sizeof(SIZE_T) - 1)
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#define SIZE_PTR SIZE_T
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#define SSIZE_PTR SSIZE_T
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/*
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* Continuous bits starting from least significant bit
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* Example:
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* BIT_LEN_MASK_32(0) => 0x00000000
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* BIT_LEN_MASK_32(1) => 0x00000001
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* BIT_LEN_MASK_32(2) => 0x00000003
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* BIT_LEN_MASK_32(32) => 0xFFFFFFFF
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*/
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#define BIT_LEN_MASK_32(__BitLen) ((u32)(0xFFFFFFFF >> (32 - (__BitLen))))
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#define BIT_LEN_MASK_16(__BitLen) ((u16)(0xFFFF >> (16 - (__BitLen))))
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#define BIT_LEN_MASK_8(__BitLen) ((u8)(0xFF >> (8 - (__BitLen))))
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/*
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* Continuous bits starting from least significant bit
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* Example:
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* BIT_OFFSET_LEN_MASK_32(0, 2) => 0x00000003
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* BIT_OFFSET_LEN_MASK_32(16, 2) => 0x00030000
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*/
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#define BIT_OFFSET_LEN_MASK_32(__BitOffset, __BitLen) ((u32)(BIT_LEN_MASK_32(__BitLen) << (__BitOffset)))
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#define BIT_OFFSET_LEN_MASK_16(__BitOffset, __BitLen) ((u16)(BIT_LEN_MASK_16(__BitLen) << (__BitOffset)))
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#define BIT_OFFSET_LEN_MASK_8(__BitOffset, __BitLen) ((u8)(BIT_LEN_MASK_8(__BitLen) << (__BitOffset)))
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/*
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* Convert LE data to host byte order
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*/
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#define EF1Byte (u8)
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#define EF2Byte le16_to_cpu
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#define EF4Byte le32_to_cpu
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/*
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* Read LE data from memory to host byte order
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*/
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#define ReadLE4Byte(_ptr) le32_to_cpu(*((__le32 *)(_ptr)))
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#define ReadLE2Byte(_ptr) le16_to_cpu(*((__le16 *)(_ptr)))
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#define ReadLE1Byte(_ptr) (*((u8 *)(_ptr)))
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/*
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* Read BE data from memory to host byte order
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*/
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#define ReadBEE4Byte(_ptr) be32_to_cpu(*((__be32 *)(_ptr)))
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#define ReadBE2Byte(_ptr) be16_to_cpu(*((__be16 *)(_ptr)))
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#define ReadBE1Byte(_ptr) (*((u8 *)(_ptr)))
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/*
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* Write host byte order data to memory in LE order
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*/
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#define WriteLE4Byte(_ptr, _val) ((*((__le32 *)(_ptr))) = cpu_to_le32(_val))
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#define WriteLE2Byte(_ptr, _val) ((*((__le16 *)(_ptr))) = cpu_to_le16(_val))
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#define WriteLE1Byte(_ptr, _val) ((*((u8 *)(_ptr))) = ((u8)(_val)))
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/*
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* Write host byte order data to memory in BE order
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*/
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#define WriteBE4Byte(_ptr, _val) ((*((__be32 *)(_ptr))) = cpu_to_be32(_val))
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#define WriteBE2Byte(_ptr, _val) ((*((__be16 *)(_ptr))) = cpu_to_be16(_val))
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#define WriteBE1Byte(_ptr, _val) ((*((u8 *)(_ptr))) = ((u8)(_val)))
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/*
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* Return 4-byte value in host byte ordering from 4-byte pointer in litten-endian system.
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*/
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#define LE_P4BYTE_TO_HOST_4BYTE(__pStart) (le32_to_cpu(*((__le32 *)(__pStart))))
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#define LE_P2BYTE_TO_HOST_2BYTE(__pStart) (le16_to_cpu(*((__le16 *)(__pStart))))
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#define LE_P1BYTE_TO_HOST_1BYTE(__pStart) ((*((u8 *)(__pStart))))
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/*
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* Return 4-byte value in host byte ordering from 4-byte pointer in big-endian system.
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*/
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#define BE_P4BYTE_TO_HOST_4BYTE(__pStart) (be32_to_cpu(*((__be32 *)(__pStart))))
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#define BE_P2BYTE_TO_HOST_2BYTE(__pStart) (be16_to_cpu(*((__be16 *)(__pStart))))
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#define BE_P1BYTE_TO_HOST_1BYTE(__pStart) ((*((u8 *)(__pStart))))
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/*
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* Translate subfield (continuous bits in little-endian) of 4-byte value in LE byte to
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* 4-byte value in host byte ordering.
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*/
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#define LE_BITS_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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((LE_P4BYTE_TO_HOST_4BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_32(__BitLen))
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#define LE_BITS_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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((LE_P2BYTE_TO_HOST_2BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_16(__BitLen))
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#define LE_BITS_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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((LE_P1BYTE_TO_HOST_1BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_8(__BitLen))
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/*
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* Translate subfield (continuous bits in big-endian) of 4-byte value in BE byte to
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* 4-byte value in host byte ordering.
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*/
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#define BE_BITS_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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((BE_P4BYTE_TO_HOST_4BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_32(__BitLen))
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#define BE_BITS_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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((BE_P2BYTE_TO_HOST_2BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_16(__BitLen))
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#define BE_BITS_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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((BE_P1BYTE_TO_HOST_1BYTE(__pStart) >> (__BitOffset)) & BIT_LEN_MASK_8(__BitLen))
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/*
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* Mask subfield (continuous bits in little-endian) of 4-byte value in LE byte oredering
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* and return the result in 4-byte value in host byte ordering.
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*/
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#define LE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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(LE_P4BYTE_TO_HOST_4BYTE(__pStart) & (~BIT_OFFSET_LEN_MASK_32(__BitOffset, __BitLen)))
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#define LE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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(LE_P2BYTE_TO_HOST_2BYTE(__pStart) & (~BIT_OFFSET_LEN_MASK_16(__BitOffset, __BitLen)))
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#define LE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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(LE_P1BYTE_TO_HOST_1BYTE(__pStart) & ((u8)(~BIT_OFFSET_LEN_MASK_8(__BitOffset, __BitLen))))
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/*
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* Mask subfield (continuous bits in big-endian) of 4-byte value in BE byte oredering
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* and return the result in 4-byte value in host byte ordering.
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*/
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#define BE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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(BE_P4BYTE_TO_HOST_4BYTE(__pStart) & (~BIT_OFFSET_LEN_MASK_32(__BitOffset, __BitLen)))
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#define BE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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(BE_P2BYTE_TO_HOST_2BYTE(__pStart) & (~BIT_OFFSET_LEN_MASK_16(__BitOffset, __BitLen)))
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#define BE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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(BE_P1BYTE_TO_HOST_1BYTE(__pStart) & (~BIT_OFFSET_LEN_MASK_8(__BitOffset, __BitLen)))
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/*
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* Set subfield of little-endian 4-byte value to specified value.
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*/
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#define SET_BITS_TO_LE_4BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 32) \
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WriteLE4Byte(__pStart, __Value); \
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else { \
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WriteLE4Byte(__pStart, \
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LE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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((((u32)__Value) & BIT_LEN_MASK_32(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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#define SET_BITS_TO_LE_2BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 16) \
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WriteLE2Byte(__pStart, __Value); \
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else { \
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WriteLE2Byte(__pStart, \
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LE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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((((u16)__Value) & BIT_LEN_MASK_16(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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#define SET_BITS_TO_LE_1BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 8) \
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WriteLE1Byte(__pStart, __Value); \
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else { \
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WriteLE1Byte(__pStart, \
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LE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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((((u8)__Value) & BIT_LEN_MASK_8(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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/*
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* Set subfield of big-endian 4-byte value to specified value.
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*/
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#define SET_BITS_TO_BE_4BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 32) \
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WriteBE4Byte(__pStart, __Value); \
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else { \
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WriteBE4Byte(__pStart, \
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BE_BITS_CLEARED_TO_4BYTE(__pStart, __BitOffset, __BitLen) \
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((((u32)__Value) & BIT_LEN_MASK_32(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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#define SET_BITS_TO_BE_2BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 16) \
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WriteBE2Byte(__pStart, __Value); \
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else { \
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WriteBE2Byte(__pStart, \
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BE_BITS_CLEARED_TO_2BYTE(__pStart, __BitOffset, __BitLen) \
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((((u16)__Value) & BIT_LEN_MASK_16(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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#define SET_BITS_TO_BE_1BYTE(__pStart, __BitOffset, __BitLen, __Value) \
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do { \
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if (__BitOffset == 0 && __BitLen == 8) \
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WriteBE1Byte(__pStart, __Value); \
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else { \
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WriteBE1Byte(__pStart, \
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BE_BITS_CLEARED_TO_1BYTE(__pStart, __BitOffset, __BitLen) \
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((((u8)__Value) & BIT_LEN_MASK_8(__BitLen)) << (__BitOffset)) \
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); \
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} \
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} while (0)
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/* Get the N-bytes aligment offset from the current length */
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#define N_BYTE_ALIGMENT(__Value, __Aligment) ((__Aligment == 1) ? (__Value) : (((__Value + __Aligment - 1) / __Aligment) * __Aligment))
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#define TEST_FLAG(__Flag, __testFlag) (((__Flag) & (__testFlag)) != 0)
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#define SET_FLAG(__Flag, __setFlag) ((__Flag) |= __setFlag)
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#define CLEAR_FLAG(__Flag, __clearFlag) ((__Flag) &= ~(__clearFlag))
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#define CLEAR_FLAGS(__Flag) ((__Flag) = 0)
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#define TEST_FLAGS(__Flag, __testFlags) (((__Flag) & (__testFlags)) == (__testFlags))
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#endif /* __BASIC_TYPES_H__ */
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