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95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _FLATDEVTREE_ENV_H_
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#define _FLATDEVTREE_ENV_H_
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <endian.h>
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#include <errno.h>
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#define MAX_PATH_LEN 1024
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#define _ALIGN(addr,size) (((addr)+(size)-1)&(~((size)-1)))
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typedef unsigned short u16;
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typedef unsigned int u32;
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typedef unsigned long long u64;
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static inline u16 swab16(u16 x)
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{
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return (((u16)(x) & (u16)0x00ffU) << 8) |
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(((u16)(x) & (u16)0xff00U) >> 8);
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}
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static inline u32 swab32(u32 x)
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{
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return (((u32)(x) & (u32)0x000000ffUL) << 24) |
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(((u32)(x) & (u32)0x0000ff00UL) << 8) |
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(((u32)(x) & (u32)0x00ff0000UL) >> 8) |
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(((u32)(x) & (u32)0xff000000UL) >> 24);
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}
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static inline u64 swab64(u64 x)
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{
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return (u64)(((u64)(x) & (u64)0x00000000000000ffULL) << 56) |
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(u64)(((u64)(x) & (u64)0x000000000000ff00ULL) << 40) |
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(u64)(((u64)(x) & (u64)0x0000000000ff0000ULL) << 24) |
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(u64)(((u64)(x) & (u64)0x00000000ff000000ULL) << 8) |
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(u64)(((u64)(x) & (u64)0x000000ff00000000ULL) >> 8) |
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(u64)(((u64)(x) & (u64)0x0000ff0000000000ULL) >> 24) |
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(u64)(((u64)(x) & (u64)0x00ff000000000000ULL) >> 40) |
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(u64)(((u64)(x) & (u64)0xff00000000000000ULL) >> 56);
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}
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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#define cpu_to_be16(x) swab16(x)
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#define be16_to_cpu(x) swab16(x)
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#define cpu_to_be32(x) swab32(x)
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#define be32_to_cpu(x) swab32(x)
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#define cpu_to_be64(x) swab64(x)
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#define be64_to_cpu(x) swab64(x)
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#else
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#define cpu_to_be16(x) (x)
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#define be16_to_cpu(x) (x)
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#define cpu_to_be32(x) (x)
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#define be32_to_cpu(x) (x)
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#define cpu_to_be64(x) (x)
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#define be64_to_cpu(x) (x)
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#endif
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static inline void ft_exit(int code)
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{
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exit(code);
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}
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static inline void ft_free(void *ptr, int len)
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{
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free(ptr);
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}
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static inline u32 min(u32 a, u32 b)
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{
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if (a < b)
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return a;
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return b;
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}
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#endif /* _FLATDEVTREE_ENV_H_ */
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