/*
 * Author: Thomas Ingleby <thomas.c.ingleby@intel.com>
 *         Brendan Le Foll <brendan.le.foll@intel.com>
 * Copyright (c) 2014-2016 Intel Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#include <stdlib.h>
#include <string.h>

#include "mraa_internal.h"

#include "x86/intel_galileo_rev_d.h"
#include "x86/intel_galileo_rev_g.h"
#include "x86/intel_edison_fab_c.h"
#include "x86/intel_de3815.h"
#include "x86/intel_nuc5.h"
#include "x86/intel_minnow_byt_compatible.h"
#include "x86/intel_sofia_3gr.h"
#include "x86/intel_cherryhills.h"
#include "x86/up.h"
#include "x86/intel_joule_expansion.h"

mraa_platform_t
mraa_x86_platform()
{
#ifndef MRAA_PLATFORM_FORCE
    mraa_platform_t platform_type = MRAA_UNKNOWN_PLATFORM;

    char* line = NULL;
    // let getline allocate memory for *line
    size_t len = 0;
    FILE* fh = fopen("/sys/devices/virtual/dmi/id/board_name", "r");
    if (fh != NULL) {
        if (getline(&line, &len, fh) != -1) {
            if (strncmp(line, "GalileoGen2", 11) == 0 || strncmp(line, "SIMATIC IOT2000", 15) == 0) {
                platform_type = MRAA_INTEL_GALILEO_GEN2;
                plat = mraa_intel_galileo_gen2();
            } else if (strncmp(line, "BODEGA BAY", 10) == 0) {
                platform_type = MRAA_INTEL_EDISON_FAB_C;
                plat = mraa_intel_edison_fab_c();
            } else if (strncmp(line, "SALT BAY", 8) == 0) {
                platform_type = MRAA_INTEL_EDISON_FAB_C;
                plat = mraa_intel_edison_fab_c();
            } else if (strncmp(line, "DE3815", 6) == 0) {
                platform_type = MRAA_INTEL_DE3815;
                plat = mraa_intel_de3815();
            } else if (strncmp(line, "NUC5i5MYBE", 10) == 0 || strncmp(line, "NUC5i3MYBE", 10) == 0) {
                platform_type = MRAA_INTEL_NUC5;
                plat = mraa_intel_nuc5();
            } else if (strncmp(line, "NOTEBOOK", 8) == 0) {
                platform_type = MRAA_INTEL_MINNOWBOARD_MAX;
                plat = mraa_intel_minnowboard_byt_compatible(0);
            } else if (strncasecmp(line, "MinnowBoard MAX", 15) == 0) {
                platform_type = MRAA_INTEL_MINNOWBOARD_MAX;
                plat = mraa_intel_minnowboard_byt_compatible(0);
            } else if (strncasecmp(line, "Galileo", 7) == 0) {
                platform_type = MRAA_INTEL_GALILEO_GEN1;
                plat = mraa_intel_galileo_rev_d();
            } else if (strncasecmp(line, "MinnowBoard Compatible", 22) == 0) {
                platform_type = MRAA_INTEL_MINNOWBOARD_MAX;
                plat = mraa_intel_minnowboard_byt_compatible(1);
            } else if (strncasecmp(line, "MinnowBoard Turbot", 18) == 0) {
                platform_type = MRAA_INTEL_MINNOWBOARD_MAX;
                plat = mraa_intel_minnowboard_byt_compatible(1);
            } else if (strncasecmp(line, "Braswell Cherry Hill", 20) == 0) {
                platform_type = MRAA_INTEL_CHERRYHILLS;
                plat = mraa_intel_cherryhills();
            } else if (strncasecmp(line, "UP-CHT01", 8) == 0) {
                platform_type = MRAA_UP;
                plat = mraa_up_board();
            } else if (strncasecmp(line, "RVP", 3) == 0) {
                platform_type = MRAA_INTEL_JOULE_EXPANSION;
                plat = mraa_joule_expansion_board();
            } else if (strncasecmp(line, "SDS", 3) == 0) {
                platform_type = MRAA_INTEL_JOULE_EXPANSION;
                plat = mraa_joule_expansion_board();
            } else {
                syslog(LOG_ERR, "Platform not supported, not initialising");
                platform_type = MRAA_UNKNOWN_PLATFORM;
            }
            free(line);
        }
        fclose(fh);
    } else {
        fh = fopen("/proc/cmdline", "r");
        if (fh != NULL) {
            if (getline(&line, &len, fh) != -1) {
                if (strstr(line, "sf3gr_mrd_version=P2.0")) {
                    platform_type = MRAA_INTEL_SOFIA_3GR;
                    plat = mraa_intel_sofia_3gr();
                }
                free(line);
            }
            fclose(fh);
        }
    }
    return platform_type;
#else
    #if defined(xMRAA_INTEL_GALILEO_GEN2)
    plat = mraa_intel_galileo_gen2();
    #elif defined(xMRAA_INTEL_EDISON_FAB_C)
    plat = mraa_intel_edison_fab_c();
    #elif defined(xMRAA_INTEL_DE3815)
    plat = mraa_intel_de3815();
    #elif defined(xMRAA_INTEL_MINNOWBOARD_MAX)
    plat = mraa_intel_minnowboard_byt_compatible();
    #elif defined(xMRAA_INTEL_GALILEO_GEN1)
    plat = mraa_intel_galileo_rev_d();
    #elif defined(xMRAA_INTEL_NUC5)
    plat = mraa_intel_nuc5();
    #elif defined(xMRAA_INTEL_SOFIA_3GR)
    plat = mraa_intel_sofia_3gr();
    #elif defined(xMRAA_INTEL_CHERRYHILLS)
    plat = mraa_intel_cherryhills();
    #elif defined(xMRAA_UP)
    plat = mraa_up_board();
    #elif defined(xMRAA_INTEL_JOULE_EXPANSION)
    plat = mraa_joule_expansion_board();
    #else
        #error "Not using a valid platform value from mraa_platform_t - cannot compile"
    #endif
    return MRAA_PLATFORM_FORCE;
#endif
}
