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Annotation of sys/stand/boot/cmd.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: cmd.h,v 1.16 2007/06/13 02:17:32 drahn Exp $  */
                      2:
                      3: /*
                      4:  * Copyright (c) 1997 Michael Shalayeff
                      5:  * All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  *
                     16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
                     18:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     19:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     20:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     21:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     22:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     24:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     25:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     26:  * SUCH DAMAGE.
                     27:  *
                     28:  */
                     29:
                     30: #define CMD_BUFF_SIZE          133
                     31: #define BOOTDEVLEN             1024
                     32:
                     33: struct cmd_table {
                     34:        char *cmd_name;
                     35:        char cmd_type;
                     36: #define CMDT_CMD 0
                     37: #define CMDT_VAR 1
                     38: #define CMDT_SET 2
                     39: #define CMDT_MDC 3
                     40:        int (*cmd_exec)(void);
                     41: };
                     42:
                     43: struct cmd_state {
                     44:        char bootdev[BOOTDEVLEN]; /* device */
                     45:        char image[MAXPATHLEN - 16]; /* image */
                     46:        int  boothowto; /* howto */
                     47:        char *conf; /* /etc/boot.conf normally */
                     48:        void *addr; /* load here */
                     49:        int timeout;
                     50:
                     51:        char path[MAXPATHLEN]; /* buffer for pathname compose */
                     52:        const struct cmd_table *cmd;
                     53:        int argc;
                     54:        char *argv[8];  /* XXX i hope this is enough */
                     55: };
                     56: extern struct cmd_state cmd;
                     57:
                     58: int getcmd(void);
                     59: int read_conf(void);
                     60: int bootparse(int);
                     61: void boot(dev_t);
                     62:
                     63: int docmd(void);               /* No longer static: needed by regress test */