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load.h

/* 
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) Hewlett-Packard (Paul Bame) paul_bame@hp.com
 */

struct loadsegment
{
    long int offset;                /* byte offset within executable file */
    unsigned   length;              /* length of segment in file */
    unsigned   zeros;               /* # zero bytes at end of segment */
    unsigned mem;             /* target memory address for segment */
};

struct loadable
{
    unsigned offset0;               /* offset of "first" segment in file */
    unsigned entry;                 /* entry point address */
    unsigned first;                 /* lowest address */
    unsigned size;                  /* size, not including BSS */
    int n;                    /* # valid segs below */
    struct loadsegment segment[10]; /* up to 10 segments */
};

#define PREPARE_CONTINUE      0     /* not the right kind of kernel */
#define PREPARE_FATAL         1     /* right kind, but some fatal error */
#define PREPARE_OK            2     /* all's well */

/* load.c */
int load_loadable(char *target, int fd, struct loadable *loadable);
int prepare_loadable(int fd, struct loadable *loadable, int *wide);

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