mirror of https://github.com/ipxe/ipxe.git
162 lines
3.6 KiB
C
162 lines
3.6 KiB
C
/*
|
|
* Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of the
|
|
* License, or any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
* 02110-1301, USA.
|
|
*/
|
|
|
|
FILE_LICENCE ( GPL2_OR_LATER );
|
|
|
|
/** @file
|
|
*
|
|
* Form parameter commands
|
|
*
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <errno.h>
|
|
#include <getopt.h>
|
|
#include <ipxe/params.h>
|
|
#include <ipxe/parseopt.h>
|
|
#include <ipxe/command.h>
|
|
|
|
/** "params" options */
|
|
struct params_options {
|
|
/** Name */
|
|
char *name;
|
|
/** Delete */
|
|
int delete;
|
|
};
|
|
|
|
/** "params" option list */
|
|
static struct option_descriptor params_opts[] = {
|
|
OPTION_DESC ( "name", 'n', required_argument,
|
|
struct params_options, name, parse_string ),
|
|
OPTION_DESC ( "delete", 'd', no_argument,
|
|
struct params_options, delete, parse_flag ),
|
|
};
|
|
|
|
/** "params" command descriptor */
|
|
static struct command_descriptor params_cmd =
|
|
COMMAND_DESC ( struct params_options, params_opts, 0, 0, NULL );
|
|
|
|
/**
|
|
* The "params" command
|
|
*
|
|
* @v argc Argument count
|
|
* @v argv Argument list
|
|
* @ret rc Return status code
|
|
*/
|
|
static int params_exec ( int argc, char **argv ) {
|
|
struct params_options opts;
|
|
struct parameters *params;
|
|
int rc;
|
|
|
|
/* Parse options */
|
|
if ( ( rc = parse_options ( argc, argv, ¶ms_cmd, &opts ) ) != 0)
|
|
return rc;
|
|
|
|
/* Create parameter list */
|
|
params = create_parameters ( opts.name );
|
|
if ( ! params )
|
|
return -ENOMEM;
|
|
|
|
/* Destroy parameter list, if applicable */
|
|
if ( opts.delete )
|
|
destroy_parameters ( params );
|
|
|
|
return 0;
|
|
}
|
|
|
|
/** "param" options */
|
|
struct param_options {
|
|
/** Parameter list name */
|
|
char *params;
|
|
};
|
|
|
|
/** "param" option list */
|
|
static struct option_descriptor param_opts[] = {
|
|
OPTION_DESC ( "params", 'p', required_argument,
|
|
struct param_options, params, parse_string ),
|
|
};
|
|
|
|
/** "param" command descriptor */
|
|
static struct command_descriptor param_cmd =
|
|
COMMAND_DESC ( struct param_options, param_opts, 1, MAX_ARGUMENTS,
|
|
"<key> [<value>]" );
|
|
|
|
/**
|
|
* The "param" command
|
|
*
|
|
* @v argc Argument count
|
|
* @v argv Argument list
|
|
* @ret rc Return status code
|
|
*/
|
|
static int param_exec ( int argc, char **argv ) {
|
|
struct param_options opts;
|
|
char *key;
|
|
char *value;
|
|
struct parameters *params;
|
|
struct parameter *param;
|
|
int rc;
|
|
|
|
/* Parse options */
|
|
if ( ( rc = parse_options ( argc, argv, ¶m_cmd, &opts ) ) != 0 )
|
|
goto err_parse_options;
|
|
|
|
/* Parse key */
|
|
key = argv[optind];
|
|
|
|
/* Parse value */
|
|
value = concat_args ( &argv[ optind + 1 ] );
|
|
if ( ! value ) {
|
|
rc = -ENOMEM;
|
|
goto err_parse_value;
|
|
}
|
|
|
|
/* Identify parameter list */
|
|
if ( ( rc = parse_parameters ( opts.params, ¶ms ) ) != 0 )
|
|
goto err_parse_parameters;
|
|
|
|
/* Add parameter */
|
|
param = add_parameter ( params, key, value );
|
|
if ( ! param ) {
|
|
rc = -ENOMEM;
|
|
goto err_add_parameter;
|
|
}
|
|
|
|
/* Success */
|
|
rc = 0;
|
|
|
|
err_add_parameter:
|
|
err_parse_parameters:
|
|
free ( value );
|
|
err_parse_value:
|
|
err_parse_options:
|
|
return rc;
|
|
}
|
|
|
|
/** Form parameter commands */
|
|
struct command param_commands[] __command = {
|
|
{
|
|
.name = "params",
|
|
.exec = params_exec,
|
|
},
|
|
{
|
|
.name = "param",
|
|
.exec = param_exec,
|
|
},
|
|
};
|