src/daemon/dmi-freebsd.c

   1 /* -*- mode: c; c-file-style: "openbsd" -*- */
   2 /*
   3  * Copyright (c) 2012 Vincent Bernat <bernat@luffy.cx>
   4  *
   5  * Permission to use, copy, modify, and/or distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 #include "lldpd.h"
  19 #include <unistd.h>
  20 #include <kenv.h>
  21
  22 #ifdef ENABLE_LLDPMED
  23 /* Fill in inventory stuff:
  24     - hardware version: smbios.system.version
  25     - firmware version: smbios.bios.version
  26     - software version: `uname -r`
  27     - serial number: smbios.system.serial
  28     - manufacturer: smbios.system.maker
  29     - model: smbios.system.product
  30     - asset: smbios.chassis.tag
  31 */
  32
  33 static char *
  34 dmi_get(char *file)
  35 {
  36         char buffer[100] = {};
  37
  38         log_debug("localchassis", "DMI request for %s", file);
  39         if (kenv(KENV_GET, file, buffer, sizeof(buffer) - 1) == -1) {
  40                 log_debug("localchassis", "cannot get %s", file);
  41                 return NULL;
  42         }
  43         if (strlen(buffer)) return strdup(buffer);
  44         return NULL;
  45 }
  46
  47 char *
  48 dmi_hw()
  49 {
  50         return dmi_get("smbios.system.version");
  51 }
  52
  53 char *
  54 dmi_fw()
  55 {
  56         return dmi_get("smbios.bios.version");
  57 }
  58
  59 char *
  60 dmi_sn()
  61 {
  62         return dmi_get("smbios.system.serial");
  63 }
  64
  65 char *
  66 dmi_manuf()
  67 {
  68         return dmi_get("smbios.system.maker");
  69 }
  70
  71 char *
  72 dmi_model()
  73 {
  74         return dmi_get("smibios.system.product");
  75 }
  76
  77 char *
  78 dmi_asset()
  79 {
  80         return dmi_get("smibios.chassis.tag");
  81 }
  82 #endif