#ifndef _SYS_NUT_TYPES_H_#define _SYS_NUT_TYPES_H_/* * nut-specific sys/types.h definitions that are not available on in unix sys/types.h *//*! * \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(__m68k__)typedef unsigned short ureg_t;#elif defined(__linux__) || defined(__APPLE__)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(__m68k__)typedef unsigned short reg_t;#elif defined(__linux__) || defined(__APPLE__)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;#else/* * For remaining MCUs GCC is assumed where __PTRDIFF_TYPE__ macro is defined */typedef unsigned __PTRDIFF_TYPE__ uptr_t;#endif/*! \brief Void pointer */typedef void *HANDLE;#endif