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/**
* @file host_config.h.in
*
* This file is part of the bladeRF project:
* http://www.github.com/nuand/bladeRF
*
* Copyright (c) 2013-2018 Nuand LLC.
*
* 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 HOST_CONFIG_H__
#define HOST_CONFIG_H__
#cmakedefine01 BLADERF_OS_LINUX
#cmakedefine01 BLADERF_OS_FREEBSD
#cmakedefine01 BLADERF_OS_OSX
#cmakedefine01 BLADERF_OS_WINDOWS
#cmakedefine01 BLADERF_BIG_ENDIAN
#if !(BLADERF_OS_LINUX || BLADERF_OS_OSX || BLADERF_OS_WINDOWS || BLADERF_OS_FREEBSD)
# error "Build not configured for any supported operating systems"
#endif
#if 1 < (BLADERF_OS_LINUX + BLADERF_OS_OSX + BLADERF_OS_WINDOWS + BLADERF_OS_FREEBSD)
#error "Build configured for multiple operating systems"
#endif
#cmakedefine01 HAVE_CLOCK_GETTIME
/*******************************************************************************
* Endianness conversions
*
* HOST_TO_LE16 16-bit host endianness to little endian conversion
* LE16_TO_HOST 16-bit little endian to host endianness conversion
* HOST_TO_BE16 16-bit host endianness to big endian conversion
* BE16_TO_HOST 16-bit big endian to host endianness conversion
* HOST_TO_LE32 32-bit host endianness to little endian conversion
* LE32_TO_HOST 32-bit little endian to host endianness conversion
* HOST_TO_BE32 32-bit host endianness to big endian conversion
* BE32_TO_HOST 32-bit big endian to host endianness conversion
* HOST_TO_BE64 64-bit host endianness to big endian conversion
* BE64_TO_HOST 64-bit big endian to host endianness conversion
******************************************************************************/
/*-----------------------
* Linux
*---------------------*/
#if BLADERF_OS_LINUX
#include <endian.h>
#define HOST_TO_LE16(val) htole16(val)
#define LE16_TO_HOST(val) le16toh(val)
#define HOST_TO_BE16(val) htobe16(val)
#define BE16_TO_HOST(val) be16toh(val)
#define HOST_TO_LE32(val) htole32(val)
#define LE32_TO_HOST(val) le32toh(val)
#define HOST_TO_BE32(val) htobe32(val)
#define BE32_TO_HOST(val) be32toh(val)
#define HOST_TO_LE64(val) htole64(val)
#define LE64_TO_HOST(val) le64toh(val)
#define HOST_TO_BE64(val) be64toh(val)
#define BE64_TO_HOST(val) be64toh(val)
/*-----------------------
* FREEBSD
*---------------------*/
#elif BLADERF_OS_FREEBSD
#include <sys/endian.h>
#define HOST_TO_LE16(val) htole16(val)
#define LE16_TO_HOST(val) le16toh(val)
#define HOST_TO_BE16(val) htobe16(val)
#define BE16_TO_HOST(val) be16toh(val)
#define HOST_TO_LE32(val) htole32(val)
#define LE32_TO_HOST(val) le32toh(val)
#define HOST_TO_BE32(val) htobe32(val)
#define BE32_TO_HOST(val) be32toh(val)
#define HOST_TO_LE64(val) htole64(val)
#define LE64_TO_HOST(val) le64toh(val)
#define HOST_TO_BE64(val) be64toh(val)
#define BE64_TO_HOST(val) be64toh(val)
/*-----------------------
* Apple OSX
*---------------------*/
#elif BLADERF_OS_OSX
#include <libkern/OSByteOrder.h>
#define HOST_TO_LE16(val) OSSwapHostToLittleInt16(val)
#define LE16_TO_HOST(val) OSSwapLittleToHostInt16(val)
#define HOST_TO_BE16(val) OSSwapHostToBigInt16(val)
#define BE16_TO_HOST(val) OSSwapBigToHostInt16(val)
#define HOST_TO_LE32(val) OSSwapHostToLittleInt32(val)
#define LE32_TO_HOST(val) OSSwapLittleToHostInt32(val)
#define HOST_TO_BE32(val) OSSwapHostToBigInt32(val)
#define BE32_TO_HOST(val) OSSwapBigToHostInt32(val)
#define HOST_TO_LE64(val) OSSwapHostToLittleInt64(val)
#define LE64_TO_HOST(val) OSSwapLittleToHostInt64(val)
#define HOST_TO_BE64(val) OSSwapHostToBigInt64(val)
#define BE64_TO_HOST(val) OSSwapBigToHostInt64(val)
/*-----------------------
* Windows
*---------------------*/
#elif BLADERF_OS_WINDOWS
#include <intrin.h>
/* We'll assume little endian for Windows platforms:
* http://blogs.msdn.com/b/larryosterman/archive/2005/06/07/426334.aspx
*/
#define HOST_TO_LE16(val) (val)
#define LE16_TO_HOST(val) (val)
#define HOST_TO_BE16(val) _byteswap_ushort(val)
#define BE16_TO_HOST(val) _byteswap_ushort(val)
#define HOST_TO_LE32(val) (val)
#define LE32_TO_HOST(val) (val)
#define HOST_TO_BE32(val) _byteswap_ulong(val)
#define BE32_TO_HOST(val) _byteswap_ulong(val)
#define HOST_TO_LE64(val) (val)
#define LE64_TO_HOST(val) (val)
#define HOST_TO_BE64(val) _byteswap_uint64(val)
#define BE64_TO_HOST(val) _byteswap_uint64(val)
/*-----------------------
* Unsupported or bug
*---------------------*/
#else
#error "Encountered an OS that we do not have endian wrappers for?"
#endif
/*******************************************************************************
* Endianness conversions for constants
*
* We shouldn't be using the above items for assigning constants because the
* implementations may be functions [1].
*
* [1] https://sourceware.org/bugzilla/show_bug.cgi?id=17679#c7
******************************************************************************/
#define BLADERF_BYTESWAP16(x) ((((x) & 0xff00) >> 8) | (((x) & 0x00ff) << 8))
#define BLADERF_BYTESWAP32(x) ((((x) & 0xff000000) >> 24) | \
(((x) & 0x00ff0000) >> 8) | \
(((x) & 0x0000ff00) << 8) | \
(((x) & 0x000000ff) << 24) )
#define BLADERF_BYTESWAP64(x) ((((x) & 0xff00000000000000llu) >> 56) | \
(((x) & 0x00ff000000000000llu) >> 40) | \
(((x) & 0x0000ff0000000000llu) >> 24) | \
(((x) & 0x000000ff00000000llu) >> 8) | \
(((x) & 0x00000000ff000000llu) << 8) | \
(((x) & 0x0000000000ff0000llu) << 24) | \
(((x) & 0x000000000000ff00llu) << 40) | \
(((x) & 0x00000000000000ffllu) << 56) | \
#if BLADERF_BIG_ENDIAN
# define HOST_TO_LE16_CONST(x) (BLADERF_BYTESWAP16(x))
# define LE16_TO_HOST_CONST(x) (BLADERF_BYTESWAP16(x))
# define HOST_TO_BE16_CONST(x) (x)
# define BE16_TO_HOST_CONST(x) (x)
# define HOST_TO_LE32_CONST(x) (BLADERF_BYTESWAP32(x))
# define LE32_TO_HOST_CONST(x) (BLADERF_BYTESWAP32(x))
# define HOST_TO_BE32_CONST(x) (x)
# define BE32_TO_HOST_CONST(x) (x)
# define HOST_TO_LE64_CONST(x) (BLADERF_BYTESWAP64(x))
# define LE64_TO_HOST_CONST(x) (BLADERF_BYTESWAP64(x))
# define HOST_TO_BE64_CONST(x) (x)
# define BE64_TO_HOST_CONST(x) (x)
#else
# define HOST_TO_LE16_CONST(x) (x)
# define LE16_TO_HOST_CONST(x) (x)
# define HOST_TO_BE16_CONST(x) (BLADERF_BYTESWAP16(x))
# define BE16_TO_HOST_CONST(x) (BLADERF_BYTESWAP16(x))
# define HOST_TO_LE32_CONST(x) (x)
# define LE32_TO_HOST_CONST(x) (x)
# define HOST_TO_BE32_CONST(x) (BLADERF_BYTESWAP32(x))
# define BE32_TO_HOST_CONST(x) (BLADERF_BYTESWAP32(x))
# define HOST_TO_LE64_CONST(x) (x)
# define LE64_TO_HOST_CONST(x) (x)
# define HOST_TO_BE64_CONST(x) (BLADERF_BYTESWAP64(x))
# define BE64_TO_HOST_CONST(x) (BLADERF_BYTESWAP64(x))
#endif
/*******************************************************************************
* Miscellaneous Linux fixups
******************************************************************************/
#if BLADERF_OS_LINUX
/* Added here just to keep this out of the other source files. We'll have
* a few Windows replacements for unistd.h items. */
#include <unistd.h>
#include <pwd.h>
/*******************************************************************************
* Miscellaneous FREEBSD fixups
******************************************************************************/
#elif BLADERF_OS_FREEBSD
#include <unistd.h>
#include <pwd.h>
#include <sys/sysctl.h>
/*******************************************************************************
* Miscellaneous OSX fixups
******************************************************************************/
#elif BLADERF_OS_OSX
#include <unistd.h>
#include <pwd.h>
/*******************************************************************************
* Miscellaneous Windows fixups
******************************************************************************/
#elif BLADERF_OS_WINDOWS
/* Rename a few functions and types */
#include <windows.h>
#include <io.h>
#include <direct.h>
#define usleep(x) Sleep((x+999)/1000)
/* Changes specific to Microsoft Visual Studio and its C89-compliant ways */
#if _MSC_VER
# define strtok_r strtok_s
# define strtoull _strtoui64
#if _MSC_VER < 1900
# define snprintf _snprintf
# define vsnprintf _vsnprintf
#else
#define STDC99
#endif
# define strcasecmp _stricmp
# define strncasecmp _strnicmp
# define fileno _fileno
# define strdup _strdup
# define access _access
# define chdir _chdir
# define getcwd _getcwd
# define rmdir _rmdir
# define unlink _unlink
# define mkdir(n, m) _mkdir(n)
/* ssize_t lives elsewhere */
# include <BaseTsd.h>
# define ssize_t SSIZE_T
/* With msvc, inline is only available for C++. Otherwise we need to use __inline:
* http://msdn.microsoft.com/en-us/library/z8y1yy88.aspx */
# if !defined(__cplusplus)
# define inline __inline
# endif
/* Visual studio 2012 compiler (v17.00.XX) doesn't have round functions */
# if _MSC_VER <= 1700
# include <math.h>
static inline float roundf(float x)
{
return x >= 0.0f ? floorf(x + 0.5f) : ceilf(x - 0.5f);
}
static inline double round(double x)
{
return x >= 0.0 ? floor(x + 0.5) : ceil(x - 0.5);
}
# endif
#endif // _MSC_VER
#endif
/* Windows (msvc) does not support C99 designated initializers.
*
* Therefore, the following macro should be used. However, note that you'll
* need to be sure to keep your elements in order to avoid breaking Windows
* portability!
*
* http://stackoverflow.com/questions/5440611/how-to-rewrite-c-struct-designated-initializers-to-c89-resp-msvc-c-compiler
*
* Here's a sample regexep you could use in vim to clean these up in your code:
* @\(\s\+\)\(\.[a-zA-Z0-9_]\+\)\s*=\s*\([a-zA-Z0-9_]\+\)\(,\)\?@\1FIELD_INIT(\2,\3)\4@gc
*/
#if _MSC_VER
# define FIELD_INIT(field, ...) __VA_ARGS__
#else
# define FIELD_INIT(field, ...) field = __VA_ARGS__
#endif // _MSC_VER
/*******************************************************************************
* Miscellaneous utility macros
******************************************************************************/
#define ARRAY_SIZE(n) (sizeof(n) / sizeof(n[0]))
/**
* GCC 7+ warns on implicit fallthroughs in switch statements
* (-Wimplicit-fallthrough), which we use in a couple places for simplicity.
* The statement attribute syntax used to suppress this warning is not
* supported by anything else.
*/
#if __GNUC__ >= 7
#define EXPLICIT_FALLTHROUGH __attribute__((fallthrough))
#else
#define EXPLICIT_FALLTHROUGH
#endif // __GNUC__ >= 7
#endif
|
