/* * Copyright (C) 2001-2005 by egnite Software GmbH. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. 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Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * $Log: types.h,v $ * Revision 1.12 2006/10/08 16:48:22 haraldkipp * Documentation fixed * * Revision 1.11 2006/03/27 09:34:05 freckle * added u_longlong and longlong for emulation * * Revision 1.10 2006/03/02 20:04:11 haraldkipp * ICCARM doesn't know __PTRDIFF_TYPE__. * * Revision 1.9 2005/07/26 15:49:59 haraldkipp * Cygwin support added. * * Revision 1.8 2005/04/08 12:46:46 freckle * removed htons, htonl, ntohs, ntohs, ntohl, from unix emulation as * provided by system headers somewhere * * Revision 1.7 2005/02/10 07:06:48 hwmaier * Changes to incorporate support for AT90CAN128 CPU * * Revision 1.6 2004/06/08 15:04:24 freckle * changed #include "types_orig.h" to * to allow this file to be in $MODDIR. Relevant only for *nix emulation * * Revision 1.5 2004/04/20 07:58:32 drsung * Use __GNUC__ instead of __GCC__ * * Revision 1.4 2004/04/07 12:13:57 haraldkipp * Matthias Ringwald's *nix emulation added * * Revision 1.3 2004/03/18 15:40:55 haraldkipp * ICCAVR failed to compile * * Revision 1.2 2004/03/16 16:48:44 haraldkipp * Added Jan Dubiec's H8/300 port. * * Revision 1.1.1.1 2003/05/09 14:41:23 haraldkipp * Initial using 3.2.1 * * Revision 1.8 2003/02/04 18:00:54 harald * Version 3 released * * Revision 1.7 2002/08/08 17:25:12 harald * *** empty log message *** * * Revision 1.6 2002/06/26 17:29:30 harald * First pre-release with 2.4 stack * */ #ifndef _SYS_TYPES_H_ #ifndef _SYS_VIRTUAL_TYPES_H_ #define _SYS_VIRTUAL_TYPES_H_ #if defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__) // on an emulation platform, we need to have both // a) the native types headers and libs and #include // b) the additional nut os header and implementation /*! \brief 64-bit values */ typedef unsigned long long u_longlong; typedef long long longlong; #endif #ifndef _SYS_TYPES_H #define _SYS_TYPES_H_ #endif /*! * \file sys/types.h * \brief Nut/OS type declarations. */ #ifdef __cplusplus extern "C" { #endif #include /*! * \weakgroup xgNutOS */ /*@{*/ #if !defined(__linux__) && !defined(__APPLE__) && !defined(__CYGWIN__) /*! \brief Unsigned 8-bit value. * * \todo We should switch to stdint.h as suggested by Dirk Kaufmann. See * feature request #1282721. */ typedef unsigned char u_char; /*! \brief Unsigned 16-bit value. */ typedef unsigned short u_short; /*! \brief Unsigned int value. */ /* Warning: size is highly architecture/compiler dependant! */ typedef unsigned int u_int; /*! \brief Unsigned 32-bit value */ typedef unsigned long u_long; /*! \brief Unsigned 64-bit value */ typedef unsigned long long u_longlong; #endif /* unix emulation */ /*! \brief Void pointer */ typedef void *HANDLE; /*! * \brief Unsigned register type. * * The size of this type is equal to the size of a register, * the hardware datapath or whatever might fit to give optimum * performance for values from 0 to 255. * * Typically 8 bit CPUs will use unsigned characters, 16 bit * CPUs will use unsigned shorts etc. */ #if defined(__AVR__) typedef unsigned char ureg_t; #elif defined(__arm__) typedef unsigned short ureg_t; #elif defined(__H8300__) || defined(__H8300H__) || defined(__H8300S__) typedef unsigned short ureg_t; #elif defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__) typedef unsigned short ureg_t; #elif defined(__m68k__) typedef unsigned short ureg_t; #endif /*! * \brief Signed register type. * * Similar to ureg_t, but for signed values from -128 to +127. */ #if defined(__AVR__) typedef unsigned char reg_t; #elif defined(__arm__) typedef unsigned short reg_t; #elif defined(__H8300__) || defined(__H8300H__) || defined(__H8300S__) typedef unsigned short reg_t; #elif defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__) typedef unsigned short reg_t; #elif defined(__m68k__) typedef unsigned short reg_t; #endif /*! * \brief Unsigned pointer value type. * * The size of this type is at least the size of a memory pointer. * For CPUs with 16 address bits this will be an unsigned short. */ #if defined(__AVR__) typedef unsigned short uptr_t; #elif defined(__GNUC__) /* * For remaining MCUs GCC is assumed where __PTRDIFF_TYPE__ macro is defined */ typedef unsigned __PTRDIFF_TYPE__ uptr_t; #else typedef unsigned int uptr_t; #endif #define __byte_swap2(val) \ ((((val) & 0xff) << 8) | \ (((val) & 0xff00) >> 8)) #define __byte_swap4(val) \ ((((val) & 0xff) << 24) | \ (((val) & 0xff00) << 8) | \ (((val) & 0xff0000) >> 8) | \ (((val) & 0xff000000) >> 24)) #if defined(__GNUC__) && defined(__AVR__) /* * Conversion of 16 bit value to network order. */ #undef __byte_swap2 static inline u_short __byte_swap2(u_short val) { asm volatile ("mov __tmp_reg__, %A0\n\t" "mov %A0, %B0\n\t" "mov %B0, __tmp_reg__\n\t":"=r" (val) :"0"(val) ); return val; } /* * Conversion of 32 bit value to network order. */ #undef __byte_swap4 static inline u_long __byte_swap4(u_long val) { asm volatile ("mov __tmp_reg__, %A0\n\t" "mov %A0, %D0\n\t" "mov %D0, __tmp_reg__\n\t" "mov __tmp_reg__, %B0\n\t" "mov %B0, %C0\n\t" "mov %C0, __tmp_reg__\n\t":"=r" (val) :"0"(val) ); return val; } #endif /* #if defined(__GCC__) && defined(__AVR__) */ #if !defined(__linux__) && !defined(__APPLE__) && !defined(__CYGWIN__) /* provided by system libraries */ /*! * \brief Convert short value from host to network byte order. */ #ifndef __BIG_ENDIAN__ #define htons(x) __byte_swap2(x) #else #define htons(x) (x) #endif /*! * \brief Convert long value from host to network byte order. */ #ifndef __BIG_ENDIAN__ #define htonl(x) __byte_swap4(x) #else #define htonl(x) (x) #endif /*! * \brief Convert short value from network to host byte order. */ #ifndef __BIG_ENDIAN__ #define ntohs(x) __byte_swap2(x) #else #define ntohs(x) (x) #endif /*! * \brief Convert long value from network to host byte order. */ #ifndef __BIG_ENDIAN__ #define ntohl(x) __byte_swap4(x) #else #define ntohl(x) (x) #endif #endif /* network to host byte conversion */ /*@}*/ #ifdef __cplusplus } #endif #endif /* #ifndef _SYS_VIRTUAL_TYPES_H_ */ #endif /* #ifndef _SYS_TYPES_H_ */