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/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* 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.
*/
/*
Copyright (c) 2001-2005 Eliot Dresselhaus
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef included_clib_types_h
#define included_clib_types_h
/* Standard CLIB types. */
/* Define signed and unsigned 8, 16, 32, and 64 bit types
and machine signed/unsigned word for all architectures. */
typedef signed char i8;
typedef signed short i16;
/* Avoid conflicts with Linux asm/types.h when __KERNEL__ */
#if defined(CLIB_LINUX_KERNEL)
/* Linux also defines u8/u16/u32/u64 types. */
#include <asm/types.h>
#define CLIB_AVOID_CLASH_WITH_LINUX_TYPES
#else /* ! CLIB_LINUX_KERNEL */
typedef unsigned char u8;
typedef unsigned short u16;
#endif /* ! CLIB_LINUX_KERNEL */
typedef signed __int128 i128;
typedef unsigned __int128 u128;
#if (defined(i386) || (defined(_mips) && __mips != 64) || defined(powerpc) || defined (__SPU__) || defined(__sparc__) || defined(__arm__) || defined (__xtensa__) || defined(__TMS320C6X__))
typedef signed int i32;
typedef signed long long i64;
#ifndef CLIB_AVOID_CLASH_WITH_LINUX_TYPES
typedef unsigned int u32;
typedef unsigned long long u64;
#endif /* CLIB_AVOID_CLASH_WITH_LINUX_TYPES */
#elif defined(alpha) || (defined(_mips) && __mips == 64) || \
defined(__x86_64__) || defined(__powerpc64__) || defined(__aarch64__) || \
(defined(__riscv) && __riscv_xlen == 64)
typedef signed int i32;
typedef signed long i64;
#define log2_uword_bits 6
#if defined(_mips)
#define clib_address_bits _MIPS_SZPTR
#else
#define clib_address_bits 64
#endif
#ifndef CLIB_AVOID_CLASH_WITH_LINUX_TYPES
typedef unsigned int u32;
typedef unsigned long u64;
#endif /* CLIB_AVOID_CLASH_WITH_LINUX_TYPES */
#else
#error "can't define types"
#endif
/* Default to 32 bit machines with 32 bit addresses. */
#ifndef log2_uword_bits
#define log2_uword_bits 5
#endif
/* #ifdef's above define log2_uword_bits. */
#define uword_bits (1 << log2_uword_bits)
#ifndef clib_address_bits
#define clib_address_bits 32
#endif
/* Word types. */
#if uword_bits == 64
/* 64 bit word machines. */
typedef i64 word;
typedef u64 uword;
#else
/* 32 bit word machines. */
typedef i32 word;
typedef u32 uword;
#endif
/* integral type of a pointer (used to cast pointers). */
#if clib_address_bits == 64
typedef u64 clib_address_t;
#else
typedef u32 clib_address_t;
#endif
#define CLIB_I8_MAX __INT8_MAX__
#define CLIB_I16_MAX __INT16_MAX__
#define CLIB_I32_MAX __INT32_MAX__
#define CLIB_I64_MAX __INT64_MAX__
#define CLIB_U8_MAX __UINT8_MAX__
#define CLIB_U16_MAX __UINT16_MAX__
#define CLIB_U32_MAX __UINT32_MAX__
#define CLIB_U64_MAX __UINT64_MAX__
#if clib_address_bits == 64
#define CLIB_WORD_MAX CLIB_I64_MAX
#define CLIB_UWORD_MAX CLIB_U64_MAX
#else
#define CLIB_WORD_MAX CLIB_I32_MAX
#define CLIB_UWORD_MAX CLIB_U32_MAX
#endif
/* These are needed to convert between pointers and machine words.
MIPS is currently the only machine that can have different sized
pointers and machine words (but only when compiling with 64 bit
registers and 32 bit pointers). */
static inline __attribute__ ((always_inline)) uword
pointer_to_uword (const void *p)
{
return (uword) (clib_address_t) p;
}
static inline __attribute__ ((always_inline)) uword
pointer_is_aligned (void *p, uword align)
{
if ((pointer_to_uword (p) & (align - 1)) == 0)
return 1;
return 0;
}
#define uword_to_pointer(u,type) ((type) (clib_address_t) (u))
/* Any type: can be either word or pointer. */
typedef word any;
/* Floating point types. */
typedef double f64;
typedef float f32;
typedef __complex__ float cf32;
typedef __complex__ double cf64;
/* Floating point word size. */
typedef f64 fword;
/* Can be used as either {r,l}value, e.g. these both work
clib_mem_unaligned (p, u64) = 99
clib_mem_unaligned (p, u64) += 99 */
#define clib_mem_unaligned(pointer,type) \
(((struct { CLIB_PACKED (type _data); } *) (pointer))->_data)
/* Access memory with specified alignment depending on align argument.
As with clib_mem_unaligned, may be used as {r,l}value. */
#define clib_mem_aligned(addr,type,align) \
(((struct { \
type _data \
__attribute__ ((aligned (align), packed)); \
} *) (addr))->_data)
typedef u16 u16u __attribute__ ((aligned (1), __may_alias__));
typedef u32 u32u __attribute__ ((aligned (1), __may_alias__));
typedef u64 u64u __attribute__ ((aligned (1), __may_alias__));
typedef i16 i16u __attribute__ ((aligned (1), __may_alias__));
typedef i32 i32u __attribute__ ((aligned (1), __may_alias__));
typedef i64 i64u __attribute__ ((aligned (1), __may_alias__));
typedef word wordu __attribute__ ((aligned (1), __may_alias__));
typedef uword uwordu __attribute__ ((aligned (1), __may_alias__));
#endif /* included_clib_types_h */
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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