2010-11-21 17:57:58 +01:00
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/*
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* Copyright (C) 2010 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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2006-12-05 00:40:35 +01:00
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#include <stdint.h>
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#include <stdlib.h>
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2007-01-19 02:13:12 +01:00
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#include <stdio.h>
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2006-12-05 00:40:35 +01:00
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#include <string.h>
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#include <errno.h>
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2006-12-08 02:26:11 +01:00
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#include <getopt.h>
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2010-04-19 21:16:01 +02:00
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#include <ipxe/settings.h>
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#include <ipxe/command.h>
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2010-11-21 17:57:58 +01:00
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#include <ipxe/parseopt.h>
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2006-12-05 00:40:35 +01:00
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2009-05-01 16:41:06 +02:00
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FILE_LICENCE ( GPL2_OR_LATER );
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2010-11-21 17:57:58 +01:00
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/** @file
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*
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* Non-volatile option commands
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*
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*/
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/** "show" options */
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struct show_options {};
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/** "show" option list */
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static struct option_descriptor show_opts[] = {};
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/** "show" command descriptor */
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static struct command_descriptor show_cmd =
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2011-03-04 13:14:51 +01:00
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COMMAND_DESC ( struct show_options, show_opts, 1, 1, "<setting>" );
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2010-11-21 17:57:58 +01:00
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/**
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* "show" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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2006-12-05 00:40:35 +01:00
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static int show_exec ( int argc, char **argv ) {
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2010-11-21 17:57:58 +01:00
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struct show_options opts;
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const char *name;
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2006-12-05 03:40:03 +01:00
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char buf[256];
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int rc;
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2006-12-05 00:40:35 +01:00
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2010-11-21 17:57:58 +01:00
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/* Parse options */
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if ( ( rc = parse_options ( argc, argv, &show_cmd, &opts ) ) != 0 )
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return rc;
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2006-12-05 03:40:03 +01:00
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2010-11-21 17:57:58 +01:00
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/* Parse setting name */
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name = argv[optind];
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/* Fetch setting */
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if ( ( rc = fetchf_named_setting ( name, buf,
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sizeof ( buf ) ) ) < 0 ) {
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2006-12-05 03:40:03 +01:00
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printf ( "Could not find \"%s\": %s\n",
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2010-11-21 17:57:58 +01:00
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name, strerror ( rc ) );
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return rc;
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2006-12-05 03:40:03 +01:00
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}
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2010-11-21 17:57:58 +01:00
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/* Print setting value */
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printf ( "%s = %s\n", name, buf );
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2006-12-05 03:40:03 +01:00
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return 0;
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2006-12-05 00:40:35 +01:00
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}
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2010-11-21 17:57:58 +01:00
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/** "set" options */
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struct set_options {};
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/** "set" option list */
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static struct option_descriptor set_opts[] = {};
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/** "set" command descriptor */
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static struct command_descriptor set_cmd =
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2010-11-22 22:11:03 +01:00
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COMMAND_DESC ( struct set_options, set_opts, 1, MAX_ARGUMENTS,
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2011-03-04 13:14:51 +01:00
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"<setting> <value>" );
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2010-11-21 17:57:58 +01:00
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/**
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* "set" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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2006-12-05 00:40:35 +01:00
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static int set_exec ( int argc, char **argv ) {
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2010-11-21 17:57:58 +01:00
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struct set_options opts;
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const char *name;
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2010-09-21 15:54:07 +02:00
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size_t len;
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int i;
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2006-12-05 03:40:03 +01:00
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int rc;
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2006-12-05 00:40:35 +01:00
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2010-11-21 17:57:58 +01:00
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/* Parse options */
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if ( ( rc = parse_options ( argc, argv, &set_cmd, &opts ) ) != 0 )
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return rc;
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/* Parse setting name */
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name = argv[optind];
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2006-12-05 00:40:35 +01:00
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2010-09-21 15:54:07 +02:00
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/* Determine total length of command line */
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len = 1; /* NUL */
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2010-11-21 17:57:58 +01:00
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for ( i = optind + 1 ; i < argc ; i++ )
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2010-09-21 15:54:07 +02:00
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len += ( 1 /* possible space */ + strlen ( argv[i] ) );
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{
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char buf[len];
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char *ptr = buf;
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/* Assemble command line */
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buf[0] = '\0';
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2010-11-21 17:57:58 +01:00
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for ( i = optind + 1 ; i < argc ; i++ ) {
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2010-09-21 15:54:07 +02:00
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ptr += sprintf ( ptr, "%s%s", ( buf[0] ? " " : "" ),
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argv[i] );
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}
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assert ( ptr < ( buf + len ) );
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2010-11-21 17:57:58 +01:00
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if ( ( rc = storef_named_setting ( name, buf ) ) != 0 ) {
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2010-09-21 15:54:07 +02:00
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printf ( "Could not set \"%s\"=\"%s\": %s\n",
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2010-11-21 17:57:58 +01:00
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name, buf, strerror ( rc ) );
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return rc;
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2010-09-21 15:54:07 +02:00
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}
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2006-12-05 00:40:35 +01:00
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}
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return 0;
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}
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2010-11-21 17:57:58 +01:00
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/** "clear" options */
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struct clear_options {};
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/** "clear" option list */
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static struct option_descriptor clear_opts[] = {};
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/** "clear" command descriptor */
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static struct command_descriptor clear_cmd =
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2011-03-04 13:14:51 +01:00
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COMMAND_DESC ( struct clear_options, clear_opts, 1, 1, "<setting>" );
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2010-11-21 17:57:58 +01:00
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/**
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* "clear" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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2006-12-12 16:52:19 +01:00
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static int clear_exec ( int argc, char **argv ) {
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2010-11-21 17:57:58 +01:00
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struct clear_options opts;
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const char *name;
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2006-12-12 16:52:19 +01:00
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int rc;
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2010-11-21 17:57:58 +01:00
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/* Parse options */
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if ( ( rc = parse_options ( argc, argv, &clear_cmd, &opts ) ) != 0 )
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return rc;
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/* Parse setting name */
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name = argv[optind];
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2006-12-12 16:52:19 +01:00
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2010-11-21 17:57:58 +01:00
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/* Clear setting */
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if ( ( rc = delete_named_setting ( name ) ) != 0 ) {
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2006-12-12 16:52:19 +01:00
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printf ( "Could not clear \"%s\": %s\n",
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2010-11-21 17:57:58 +01:00
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name, strerror ( rc ) );
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return rc;
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2006-12-12 16:52:19 +01:00
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}
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return 0;
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}
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2010-11-21 17:57:58 +01:00
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/** Non-volatile option commands */
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2007-01-10 06:13:20 +01:00
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struct command nvo_commands[] __command = {
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{
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.name = "show",
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.exec = show_exec,
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},
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{
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.name = "set",
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.exec = set_exec,
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},
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{
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.name = "clear",
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.exec = clear_exec,
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},
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2006-12-12 16:52:19 +01:00
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};
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