platform_config.h

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/*
 * Copyright (c) 2010-2013 Digi International Inc.,
 * All rights not expressly granted are reserved.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Digi International Inc. 11001 Bren Road East, Minnetonka, MN 55343
 * =======================================================================
 */

#ifndef __XBEE_PLATFORM_POSIX
#define __XBEE_PLATFORM_POSIX
    #include <strings.h>

    #define strcmpi         strcasecmp
    #define strncmpi        strncasecmp

    // Load platform's endian header to learn whether we're big or little.
    #include <sys/types.h>

    // macros used to declare a packed structure (no alignment of elements)
    // The more-flexible XBEE_PACKED() replaced PACKED_STRUCT in 2019.
    #define PACKED_STRUCT       struct __attribute__ ((__packed__))
    #define XBEE_PACKED(name, decl) PACKED_STRUCT name decl

    #define _f_memcpy       memcpy
    #define _f_memset       memset

    // stdint.h for int8_t, uint8_t, int16_t, etc. types
    #include <stdint.h>

    typedef int bool_t;

    // inttypes.h for PRIx16, PRIx32, etc. macros
    #include <inttypes.h>

    // enable the Wi-Fi code by default
    #ifndef XBEE_WIFI_ENABLED
        #define XBEE_WIFI_ENABLED 1
    #endif

    // enable the cellular code by default
    #ifndef XBEE_CELLULAR_ENABLED
        #define XBEE_CELLULAR_ENABLED 1
    #endif

    // compiler natively supports 64-bit integers
    #define XBEE_NATIVE_64BIT

// Elements needed to keep track of serial port settings.  Must have a
// baudrate member, other fields are platform-specific.
typedef struct xbee_serial_t {
    uint32_t    baudrate;
    int         fd;
    char        device[40];     // /dev/ttySxx
} xbee_serial_t;

#ifndef XBEE_SERIAL_MAX_BAUDRATE
    #include <termios.h>
    #if defined B921600
        #define XBEE_SERIAL_MAX_BAUDRATE 921600
    #elif defined B460800
        #define XBEE_SERIAL_MAX_BAUDRATE 460800
    #elif defined B230400
        #define XBEE_SERIAL_MAX_BAUDRATE 230400
    #else
        #define XBEE_SERIAL_MAX_BAUDRATE 115200
    #endif
#endif // def XBEE_SERIAL_MAX_BAUDRATE

// Unix epoch is 1/1/1970
#define ZCL_TIME_EPOCH_DELTA    ZCL_TIME_EPOCH_DELTA_1970

// Per POSIX standard, "The resolution of the system clock is unspecified."
// We assume the millisecond timer has at least a 10ms resolution.
#define XBEE_MS_TIMER_RESOLUTION 10

#endif      // __XBEE_PLATFORM_POSIX