diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/hci/commands/param_cmd.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/hci/commands/param_cmd.c')
-rw-r--r-- | qemu/roms/ipxe/src/hci/commands/param_cmd.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/hci/commands/param_cmd.c b/qemu/roms/ipxe/src/hci/commands/param_cmd.c new file mode 100644 index 000000000..6cf096d00 --- /dev/null +++ b/qemu/roms/ipxe/src/hci/commands/param_cmd.c @@ -0,0 +1,163 @@ +/* + * 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 ) { + claim_parameters ( params ); + params_put ( 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, + }, +}; |