mirror of
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241 lines
8.2 KiB
C
241 lines
8.2 KiB
C
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/**
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* @file host_config.h.in
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*
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* This file is part of the bladeRF project:
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* http://www.github.com/nuand/bladeRF
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*
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* Copyright (c) 2013 Nuand LLC.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef HOST_CONFIG_H__
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#define HOST_CONFIG_H__
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#define BLADERF_OS_LINUX 0
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#define BLADERF_OS_FREEBSD 0
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#define BLADERF_OS_OSX 0
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#define BLADERF_OS_WINDOWS 1
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#define BLADERF_BIG_ENDIAN 0
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#if !(BLADERF_OS_LINUX || BLADERF_OS_OSX || BLADERF_OS_WINDOWS || BLADERF_OS_FREEBSD)
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# error "Build not configured for any supported operating systems"
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#endif
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#if 1 < (BLADERF_OS_LINUX + BLADERF_OS_OSX + BLADERF_OS_WINDOWS + BLADERF_OS_FREEBSD)
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#error "Build configured for multiple operating systems"
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#endif
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/*******************************************************************************
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* Endianness conversions
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*
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* HOST_TO_LE16 16-bit host endianness to little endian conversion
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* LE16_TO_HOST 16-bit little endian to host endianness conversion
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* HOST_TO_BE16 16-bit host endianness to big endian conversion
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* BE16_TO_HOST 16-bit big endian to host endianness conversion
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* HOST_TO_LE32 32-bit host endianness to little endian conversion
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* LE32_TO_HOST 32-bit little endian to host endianness conversion
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* HOST_TO_BE32 32-bit host endianness to big endian conversion
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* BE32_TO_HOST 32-bit big endian to host endianness conversion
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* HOST_TO_BE64 64-bit host endianness to big endian conversion
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* BE64_TO_HOST 64-bit big endian to host endianness conversion
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******************************************************************************/
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/*-----------------------
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* Linux
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*---------------------*/
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#if BLADERF_OS_LINUX
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#include <endian.h>
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#define HOST_TO_LE16(val) htole16(val)
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#define LE16_TO_HOST(val) le16toh(val)
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#define HOST_TO_BE16(val) htobe16(val)
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#define BE16_TO_HOST(val) be16toh(val)
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#define HOST_TO_LE32(val) htole32(val)
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#define LE32_TO_HOST(val) le32toh(val)
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#define HOST_TO_BE32(val) htobe32(val)
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#define BE32_TO_HOST(val) be32toh(val)
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#define HOST_TO_LE64(val) htole64(val)
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#define LE64_TO_HOST(val) le64toh(val)
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#define HOST_TO_BE64(val) be64toh(val)
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#define BE64_TO_HOST(val) be64toh(val)
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/*-----------------------
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* FREEBSD
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*---------------------*/
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#elif BLADERF_OS_FREEBSD
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#include <sys/endian.h>
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#define HOST_TO_LE16(val) htole16(val)
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#define LE16_TO_HOST(val) le16toh(val)
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#define HOST_TO_BE16(val) htobe16(val)
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#define BE16_TO_HOST(val) be16toh(val)
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#define HOST_TO_LE32(val) htole32(val)
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#define LE32_TO_HOST(val) le32toh(val)
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#define HOST_TO_BE32(val) htobe32(val)
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#define BE32_TO_HOST(val) be32toh(val)
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#define HOST_TO_LE64(val) htole64(val)
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#define LE64_TO_HOST(val) le64toh(val)
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#define HOST_TO_BE64(val) be64toh(val)
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#define BE64_TO_HOST(val) be64toh(val)
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/*-----------------------
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* Apple OSX
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*---------------------*/
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#elif BLADERF_OS_OSX
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#include <libkern/OSByteOrder.h>
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#define HOST_TO_LE16(val) OSSwapHostToLittleInt16(val)
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#define LE16_TO_HOST(val) OSSwapLittleToHostInt16(val)
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#define HOST_TO_BE16(val) OSSwapHostToBigInt16(val)
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#define BE16_TO_HOST(val) OSSwapBigToHostInt16(val)
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#define HOST_TO_LE32(val) OSSwapHostToLittleInt32(val)
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#define LE32_TO_HOST(val) OSSwapLittleToHostInt32(val)
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#define HOST_TO_BE32(val) OSSwapHostToBigInt32(val)
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#define BE32_TO_HOST(val) OSSwapBigToHostInt32(val)
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#define HOST_TO_LE64(val) OSSwapHostToLittleInt64(val)
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#define LE64_TO_HOST(val) OSSwapLittleToHostInt64(val)
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#define HOST_TO_BE64(val) OSSwapHostToBigInt64(val)
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#define BE64_TO_HOST(val) OSSwapBigToHostInt64(val)
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/*-----------------------
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* Windows
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*---------------------*/
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#elif BLADERF_OS_WINDOWS
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#include <intrin.h>
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/* We'll assume little endian for Windows platforms:
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* http://blogs.msdn.com/b/larryosterman/archive/2005/06/07/426334.aspx
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*/
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#define HOST_TO_LE16(val) (val)
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#define LE16_TO_HOST(val) (val)
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#define HOST_TO_BE16(val) _byteswap_ushort(val)
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#define BE16_TO_HOST(val) _byteswap_ushort(val)
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#define HOST_TO_LE32(val) (val)
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#define LE32_TO_HOST(val) (val)
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#define HOST_TO_BE32(val) _byteswap_ulong(val)
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#define BE32_TO_HOST(val) _byteswap_ulong(val)
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#define HOST_TO_LE64(val) (val)
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#define LE64_TO_HOST(val) (val)
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#define HOST_TO_BE64(val) _byteswap_uint64(val)
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#define BE64_TO_HOST(val) _byteswap_uint64(val)
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/*-----------------------
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* Unsupported or bug
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*---------------------*/
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#else
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#error "Encountered an OS that we do not have endian wrappers for?"
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#endif
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/*******************************************************************************
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* Miscellaneous Linux fixups
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******************************************************************************/
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#if BLADERF_OS_LINUX
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/* Added here just to keep this out of the other source files. We'll have
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* a few Windows replacements for unistd.h items. */
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#include <unistd.h>
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#include <pwd.h>
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/*******************************************************************************
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* Miscellaneous FREEBSD fixups
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******************************************************************************/
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#elif BLADERF_OS_FREEBSD
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#include <unistd.h>
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#include <pwd.h>
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#include <sys/sysctl.h>
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/*******************************************************************************
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* Miscellaneous OSX fixups
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******************************************************************************/
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#elif BLADERF_OS_OSX
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#include <unistd.h>
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#include <pwd.h>
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/*******************************************************************************
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* Miscellaneous Windows fixups
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******************************************************************************/
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#elif BLADERF_OS_WINDOWS
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/* Rename a few functions and types */
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#include <windows.h>
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#include <io.h>
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#define usleep(x) Sleep((x+999)/1000)
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/* Changes specific to Microsoft Visual Studio and its C89-compliant ways */
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#if _MSC_VER
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# define strtok_r strtok_s
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# define strtoull _strtoui64
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# define snprintf _snprintf
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# define vsnprintf _vsnprintf
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# define strcasecmp _stricmp
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# define strncasecmp _strnicmp
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# define fileno _fileno
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# define strdup _strdup
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# define access _access
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/* ssize_t lives elsewhere */
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# include <BaseTsd.h>
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# define ssize_t SSIZE_T
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/* With msvc, inline is only available for C++. Otherwise we need to use __inline:
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* http://msdn.microsoft.com/en-us/library/z8y1yy88.aspx */
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# if !defined(__cplusplus)
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# define inline __inline
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# endif
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#endif // _MSC_VER
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#endif
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/* Windows (msvc) does not support C99 designated initializers.
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*
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* Therefore, the following macro should be used. However, note that you'll
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* need to be sure to keep your elements in order to avoid breaking Windows
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* portability!
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*
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* http://stackoverflow.com/questions/5440611/how-to-rewrite-c-struct-designated-initializers-to-c89-resp-msvc-c-compiler
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*
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* Here's a sample regexep you could use in vim to clean these up in your code:
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* @\(\s\+\)\(\.[a-zA-Z0-9_]\+\)\s*=\s*\([a-zA-Z0-9_]\+\)\(,\)\?@\1FIELD_INIT(\2,\3)\4@gc
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*/
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#if _MSC_VER
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# define FIELD_INIT(field, ...) __VA_ARGS__
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#else
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# define FIELD_INIT(field, ...) field = __VA_ARGS__
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#endif // _MSC_VER
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/*******************************************************************************
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* Miscellaneous utility macros
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******************************************************************************/
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#define ARRAY_SIZE(n) (sizeof(n) / sizeof(n[0]))
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#endif
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