src/hci/commands/nvo_cmd.c

   1 #include <stdint.h>
   2 #include <stdlib.h>
   3 #include <stdio.h>
   4 #include <string.h>
   5 #include <errno.h>
   6 #include <getopt.h>
   7 #include <gpxe/settings.h>
   8 #include <gpxe/command.h>
   9
  10 FILE_LICENCE ( GPL2_OR_LATER );
  11
  12 static int show_exec ( int argc, char **argv ) {
  13         char buf[256];
  14         int rc;
  15
  16         if ( argc != 2 ) {
  17                 printf ( "Syntax: %s <identifier>\n", argv[0] );
  18                 return 1;
  19         }
  20
  21         if ( ( rc = fetchf_named_setting ( argv[1], buf,
  22                                            sizeof ( buf ) ) ) < 0 ){
  23                 printf ( "Could not find \"%s\": %s\n",
  24                          argv[1], strerror ( rc ) );
  25                 return 1;
  26         }
  27
  28         printf ( "%s = %s\n", argv[1], buf );
  29         return 0;
  30 }
  31
  32 static int set_exec ( int argc, char **argv ) {
  33         int rc;
  34
  35         if ( argc != 3 ) {
  36                 printf ( "Syntax: %s <identifier> <value>\n", argv[0] );
  37                 return 1;
  38         }
  39
  40         if ( ( rc = storef_named_setting ( argv[1], argv[2] ) ) != 0 ) {
  41                 printf ( "Could not set \"%s\"=\"%s\": %s\n",
  42                          argv[1], argv[2], strerror ( rc ) );
  43                 return 1;
  44         }
  45
  46         return 0;
  47 }
  48
  49 static int clear_exec ( int argc, char **argv ) {
  50         int rc;
  51
  52         if ( argc != 2 ) {
  53                 printf ( "Syntax: %s <identifier>\n", argv[0] );
  54                 return 1;
  55         }
  56
  57         if ( ( rc = delete_named_setting ( argv[1] ) ) != 0 ) {
  58                 printf ( "Could not clear \"%s\": %s\n",
  59                          argv[1], strerror ( rc ) );
  60                 return 1;
  61         }
  62
  63         return 0;
  64 }
  65
  66 struct command nvo_commands[] __command = {
  67         {
  68                 .name = "show",
  69                 .exec = show_exec,
  70         },
  71         {
  72                 .name = "set",
  73                 .exec = set_exec,
  74         },
  75         {
  76                 .name = "clear",
  77                 .exec = clear_exec,
  78         },
  79 };