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Annotation of qemu/roms/ipxe/src/hci/commands/vlan_cmd.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (C) 2010 Michael Brown <[email protected]>.
        !             3:  *
        !             4:  * This program is free software; you can redistribute it and/or
        !             5:  * modify it under the terms of the GNU General Public License as
        !             6:  * published by the Free Software Foundation; either version 2 of the
        !             7:  * License, or any later version.
        !             8:  *
        !             9:  * This program is distributed in the hope that it will be useful, but
        !            10:  * WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
        !            12:  * General Public License for more details.
        !            13:  *
        !            14:  * You should have received a copy of the GNU General Public License
        !            15:  * along with this program; if not, write to the Free Software
        !            16:  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
        !            17:  */
        !            18: 
        !            19: FILE_LICENCE ( GPL2_OR_LATER );
        !            20: 
        !            21: #include <stdio.h>
        !            22: #include <stdlib.h>
        !            23: #include <string.h>
        !            24: #include <getopt.h>
        !            25: #include <ipxe/netdevice.h>
        !            26: #include <ipxe/command.h>
        !            27: #include <ipxe/parseopt.h>
        !            28: #include <ipxe/vlan.h>
        !            29: 
        !            30: /** @file
        !            31:  *
        !            32:  * VLAN commands
        !            33:  *
        !            34:  */
        !            35: 
        !            36: /** "vcreate" options */
        !            37: struct vcreate_options {
        !            38:        /** VLAN tag */
        !            39:        unsigned int tag;
        !            40:        /** VLAN default priority */
        !            41:        unsigned int priority;
        !            42: };
        !            43: 
        !            44: /** "vcreate" option list */
        !            45: static struct option_descriptor vcreate_opts[] = {
        !            46:        OPTION_DESC ( "tag", 't', required_argument,
        !            47:                      struct vcreate_options, tag, parse_integer ),
        !            48:        OPTION_DESC ( "priority", 'p', required_argument,
        !            49:                      struct vcreate_options, priority, parse_integer ),
        !            50: };
        !            51: 
        !            52: /** "vcreate" command descriptor */
        !            53: static struct command_descriptor vcreate_cmd =
        !            54:        COMMAND_DESC ( struct vcreate_options, vcreate_opts, 1, 1,
        !            55:                       "--tag <tag> [--priority <priority>] "
        !            56:                       "<trunk interface>" );
        !            57: 
        !            58: /**
        !            59:  * "vcreate" command
        !            60:  *
        !            61:  * @v argc             Argument count
        !            62:  * @v argv             Argument list
        !            63:  * @ret rc             Return status code
        !            64:  */
        !            65: static int vcreate_exec ( int argc, char **argv ) {
        !            66:        struct vcreate_options opts;
        !            67:        struct net_device *trunk;
        !            68:        int rc;
        !            69: 
        !            70:        /* Parse options */
        !            71:        if ( ( rc = parse_options ( argc, argv, &vcreate_cmd, &opts ) ) != 0 )
        !            72:                return rc;
        !            73: 
        !            74:        /* Parse trunk interface */
        !            75:        if ( ( rc = parse_netdev ( argv[optind], &trunk ) ) != 0 )
        !            76:                return rc;
        !            77: 
        !            78:        /* Create VLAN device */
        !            79:        if ( ( rc = vlan_create ( trunk, opts.tag, opts.priority ) ) != 0 ) {
        !            80:                printf ( "Could not create VLAN device: %s\n",
        !            81:                         strerror ( rc ) );
        !            82:                return rc;
        !            83:        }
        !            84: 
        !            85:        return 0;
        !            86: }
        !            87: 
        !            88: /** "vdestroy" options */
        !            89: struct vdestroy_options {};
        !            90: 
        !            91: /** "vdestroy" option list */
        !            92: static struct option_descriptor vdestroy_opts[] = {};
        !            93: 
        !            94: /** "vdestroy" command descriptor */
        !            95: static struct command_descriptor vdestroy_cmd =
        !            96:        COMMAND_DESC ( struct vdestroy_options, vdestroy_opts, 1, 1,
        !            97:                       "<VLAN interface>" );
        !            98: 
        !            99: /**
        !           100:  * "vdestroy" command
        !           101:  *
        !           102:  * @v argc             Argument count
        !           103:  * @v argv             Argument list
        !           104:  * @ret rc             Return status code
        !           105:  */
        !           106: static int vdestroy_exec ( int argc, char **argv ) {
        !           107:        struct vdestroy_options opts;
        !           108:        struct net_device *netdev;
        !           109:        int rc;
        !           110: 
        !           111:        /* Parse options */
        !           112:        if ( ( rc = parse_options ( argc, argv, &vdestroy_cmd, &opts ) ) != 0 )
        !           113:                return rc;
        !           114: 
        !           115:        /* Parse trunk interface */
        !           116:        if ( ( rc = parse_netdev ( argv[optind], &netdev ) ) != 0 )
        !           117:                return rc;
        !           118: 
        !           119:        /* Destroy VLAN device */
        !           120:        if ( ( rc = vlan_destroy ( netdev ) ) != 0 ) {
        !           121:                printf ( "Could not destroy VLAN device: %s\n",
        !           122:                         strerror ( rc ) );
        !           123:                return rc;
        !           124:        }
        !           125: 
        !           126:        return 0;
        !           127: }
        !           128: 
        !           129: /** VLAN commands */
        !           130: struct command vlan_commands[] __command = {
        !           131:        {
        !           132:                .name = "vcreate",
        !           133:                .exec = vcreate_exec,
        !           134:        },
        !           135:        {
        !           136:                .name = "vdestroy",
        !           137:                .exec = vdestroy_exec,
        !           138:        },
        !           139: };

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