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335 lines
12 KiB
C
335 lines
12 KiB
C
/**
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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) 2013-2018 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 1
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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 0
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#define BLADERF_BIG_ENDIAN 0
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#define LIBBLADERF_SEARCH_PREFIX "/opt/install/libbladeRF"
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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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#define HAVE_CLOCK_GETTIME 1
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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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* Endianness conversions for constants
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*
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* We shouldn't be using the above items for assigning constants because the
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* implementations may be functions [1].
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*
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* [1] https://sourceware.org/bugzilla/show_bug.cgi?id=17679#c7
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******************************************************************************/
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#define BLADERF_BYTESWAP16(x) ((((x) & 0xff00) >> 8) | (((x) & 0x00ff) << 8))
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#define BLADERF_BYTESWAP32(x) ((((x) & 0xff000000) >> 24) | \
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(((x) & 0x00ff0000) >> 8) | \
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(((x) & 0x0000ff00) << 8) | \
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(((x) & 0x000000ff) << 24) )
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#define BLADERF_BYTESWAP64(x) ((((x) & 0xff00000000000000llu) >> 56) | \
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(((x) & 0x00ff000000000000llu) >> 40) | \
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(((x) & 0x0000ff0000000000llu) >> 24) | \
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(((x) & 0x000000ff00000000llu) >> 8) | \
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(((x) & 0x00000000ff000000llu) << 8) | \
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(((x) & 0x0000000000ff0000llu) << 24) | \
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(((x) & 0x000000000000ff00llu) << 40) | \
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(((x) & 0x00000000000000ffllu) << 56) | \
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#if BLADERF_BIG_ENDIAN
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# define HOST_TO_LE16_CONST(x) (BLADERF_BYTESWAP16(x))
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# define LE16_TO_HOST_CONST(x) (BLADERF_BYTESWAP16(x))
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# define HOST_TO_BE16_CONST(x) (x)
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# define BE16_TO_HOST_CONST(x) (x)
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# define HOST_TO_LE32_CONST(x) (BLADERF_BYTESWAP32(x))
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# define LE32_TO_HOST_CONST(x) (BLADERF_BYTESWAP32(x))
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# define HOST_TO_BE32_CONST(x) (x)
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# define BE32_TO_HOST_CONST(x) (x)
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# define HOST_TO_LE64_CONST(x) (BLADERF_BYTESWAP64(x))
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# define LE64_TO_HOST_CONST(x) (BLADERF_BYTESWAP64(x))
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# define HOST_TO_BE64_CONST(x) (x)
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# define BE64_TO_HOST_CONST(x) (x)
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#else
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# define HOST_TO_LE16_CONST(x) (x)
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# define LE16_TO_HOST_CONST(x) (x)
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# define HOST_TO_BE16_CONST(x) (BLADERF_BYTESWAP16(x))
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# define BE16_TO_HOST_CONST(x) (BLADERF_BYTESWAP16(x))
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# define HOST_TO_LE32_CONST(x) (x)
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# define LE32_TO_HOST_CONST(x) (x)
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# define HOST_TO_BE32_CONST(x) (BLADERF_BYTESWAP32(x))
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# define BE32_TO_HOST_CONST(x) (BLADERF_BYTESWAP32(x))
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# define HOST_TO_LE64_CONST(x) (x)
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# define LE64_TO_HOST_CONST(x) (x)
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# define HOST_TO_BE64_CONST(x) (BLADERF_BYTESWAP64(x))
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# define BE64_TO_HOST_CONST(x) (BLADERF_BYTESWAP64(x))
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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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#include <direct.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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#if _MSC_VER < 1900
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# define snprintf _snprintf
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# define vsnprintf _vsnprintf
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#else
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#define STDC99
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#endif
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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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# define chdir _chdir
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# define getcwd _getcwd
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# define rmdir _rmdir
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# define unlink _unlink
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# define mkdir(n, m) _mkdir(n)
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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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/* Visual studio 2012 compiler (v17.00.XX) doesn't have round functions */
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# if _MSC_VER <= 1700
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# include <math.h>
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static inline float roundf(float x)
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{
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return x >= 0.0f ? floorf(x + 0.5f) : ceilf(x - 0.5f);
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}
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static inline double round(double x)
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{
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return x >= 0.0 ? floor(x + 0.5) : ceil(x - 0.5);
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}
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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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/**
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* GCC 7+ warns on implicit fallthroughs in switch statements
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* (-Wimplicit-fallthrough), which we use in a couple places for simplicity.
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* The statement attribute syntax used to suppress this warning is not
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* supported by anything else.
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*/
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#if __GNUC__ >= 7
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#define EXPLICIT_FALLTHROUGH __attribute__((fallthrough))
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#else
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#define EXPLICIT_FALLTHROUGH
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#endif // __GNUC__ >= 7
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#endif
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