mirror of https://github.com/F-Stack/f-stack.git
127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
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*
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* Copyright 2013-2016 Freescale Semiconductor Inc.
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* Copyright 2016 NXP
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*
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*/
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#ifndef __RTA_COMPAT_H__
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#define __RTA_COMPAT_H__
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#include <stdint.h>
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#include <errno.h>
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#ifdef __GLIBC__
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include <rte_byteorder.h>
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#include <rte_common.h>
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#ifndef __BYTE_ORDER__
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#error "Undefined endianness"
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#endif
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#else
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#error Environment not supported!
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#endif
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#ifndef __always_inline
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#define __always_inline __rte_always_inline
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#endif
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#ifndef __always_unused
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#define __always_unused __attribute__((unused))
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#endif
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#ifndef __maybe_unused
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#define __maybe_unused __attribute__((unused))
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#endif
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#if defined(__GLIBC__) && !defined(pr_debug)
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#if !defined(SUPPRESS_PRINTS) && defined(RTA_DEBUG)
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#define pr_debug(fmt, ...) \
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RTE_LOG(DEBUG, PMD, "%s(): " fmt "\n", __func__, ##__VA_ARGS__)
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#else
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#define pr_debug(fmt, ...) do { } while (0)
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#endif
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#endif /* pr_debug */
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#if defined(__GLIBC__) && !defined(pr_err)
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#if !defined(SUPPRESS_PRINTS)
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#define pr_err(fmt, ...) \
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RTE_LOG(ERR, PMD, "%s(): " fmt "\n", __func__, ##__VA_ARGS__)
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#else
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#define pr_err(fmt, ...) do { } while (0)
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#endif
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#endif /* pr_err */
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#if defined(__GLIBC__) && !defined(pr_warn)
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#if !defined(SUPPRESS_PRINTS)
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#define pr_warn(fmt, ...) \
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RTE_LOG(WARNING, PMD, "%s(): " fmt "\n", __func__, ##__VA_ARGS__)
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#else
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#define pr_warn(fmt, ...) do { } while (0)
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#endif
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#endif /* pr_warn */
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/**
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* ARRAY_SIZE - returns the number of elements in an array
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* @x: array
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*/
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#ifndef ARRAY_SIZE
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
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#endif
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#ifndef ALIGN
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#define ALIGN(x, a) (((x) + ((__typeof__(x))(a) - 1)) & \
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~((__typeof__(x))(a) - 1))
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#endif
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#ifndef BIT
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#define BIT(nr) (1UL << (nr))
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#endif
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#ifndef upper_32_bits
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/**
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* upper_32_bits - return bits 32-63 of a number
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* @n: the number we're accessing
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*/
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#define upper_32_bits(n) ((uint32_t)(((n) >> 16) >> 16))
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#endif
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#ifndef lower_32_bits
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/**
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* lower_32_bits - return bits 0-31 of a number
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* @n: the number we're accessing
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*/
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#define lower_32_bits(n) ((uint32_t)(n))
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#endif
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/* Use Linux naming convention */
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#ifdef __GLIBC__
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#define swab16(x) rte_bswap16(x)
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#define swab32(x) rte_bswap32(x)
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#define swab64(x) rte_bswap64(x)
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/* Define cpu_to_be32 macro if not defined in the build environment */
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#if !defined(cpu_to_be32)
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define cpu_to_be32(x) (x)
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#else
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#define cpu_to_be32(x) swab32(x)
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#endif
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#endif
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/* Define cpu_to_le32 macro if not defined in the build environment */
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#if !defined(cpu_to_le32)
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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#define cpu_to_le32(x) swab32(x)
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#else
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#define cpu_to_le32(x) (x)
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#endif
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#endif
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#endif
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#endif /* __RTA_COMPAT_H__ */
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