text: /*
     Copyright (c) 2014, The CyanogenMod Project
  
     Redistribution and use in source and binary forms, with or without
     modification, are permitted provided that the following conditions are
     met:
      * Redistributions of source code must retain the above copyright
        notice, this list of conditions and the following disclaimer.
      * 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.
      * Neither the name of The Linux Foundation 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 "AS IS" AND ANY EXPRESS OR IMPLIED
     WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER 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.
   */
  
  #include <fcntl.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <sys/stat.h>
  #include <sys/types.h>
  
  #include "vendor_init.h"
  #include "property_service.h"
  #include "log.h"
  #include "util.h"
  
  static int read_file2(const char *fname, char *data, int max_size)
  {
      int fd, rc;
  
      if (max_size < 1)
          return 0;
  
      fd = open(fname, O_RDONLY);
      if (fd < 0) {
          ERROR("failed to open '%s'\n", fname);
          return 0;
      }
  
      rc = read(fd, data, max_size - 1);
      if ((rc > 0) && (rc < max_size))
          data[rc] = '\0';
      else
          data[0] = '\0';
      close(fd);
  
      return 1;
  }
  
  static void init_alarm_boot_properties()
  {
      char const *alarm_file = "/proc/sys/kernel/boot_reason";
      char buf[64];
  
      if (read_file2(alarm_file, buf, sizeof(buf))) {
          /*
           * Setup ro.alarm_boot value to true when it is RTC triggered boot up
           * For existing PMIC chips, the following mapping applies
           * for the value of boot_reason:
           *
           * 0 -> unknown
           * 1 -> hard reset
           * 2 -> sudden momentary power loss (SMPL)
           * 3 -> real time clock (RTC)
           * 4 -> DC charger inserted
           * 5 -> USB charger insertd
           * 6 -> PON1 pin toggled (for secondary PMICs)
           * 7 -> CBLPWR_N pin toggled (for external power supply)
           * 8 -> KPDPWR_N pin toggled (power key pressed)
           */
          if (buf[0] == '3')
              property_set("ro.alarm_boot", "true");
          else
              property_set("ro.alarm_boot", "false");
      }
  }
  
  static void import_kernel_nv(char *name, int for_emulator)
  {
      char *value = strchr(name, '=');
      int name_len = strlen(name);
  
      if (value == 0) return;
      *value++ = 0;
      if (name_len == 0) return;
  
      if (!strcmp(name,"oppo.rf_version")) {
          property_set("ro.oppo.rf_version", value);
      } else if (!strcmp(name,"oppo.pcb_version")) {
          property_set("ro.oppo.pcb_version", value);
      }
  }
  
  void vendor_load_properties()
  {
      import_kernel_cmdline(0, import_kernel_nv);
      init_alarm_boot_properties();
  }
  
  