/* $NetBSD: ecoff_machdep.h,v 1.6 2025/11/28 14:46:31 nia Exp $ */

/*
 * Copyright (c) 1994 Adam Glass
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the Author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Adam Glass ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL Adam Glass BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#define ECOFF_LDPGSZ 4096

#define ECOFF_PAD \
        u_short bldrev;                                 /* XXX */

#define ECOFF_MACHDEP \
        u_int   gprmask; \
        u_int   fprmask; \
        u_long  gp_value

#define ECOFF_MAGIC_ALPHA               0603
#define ECOFF_MAGIC_NETBSD_ALPHA        0605
#define ECOFF_BADMAG(ep)                                                \
        ((ep)->f.f_magic != ECOFF_MAGIC_ALPHA &&                        \
            (ep)->f.f_magic != ECOFF_MAGIC_NETBSD_ALPHA)

#define ECOFF_FLAG_EXEC                 0002
#define ECOFF_SEGMENT_ALIGNMENT(ep) \
    (((ep)->f.f_flags & ECOFF_FLAG_EXEC) == 0 ? 8 : 16)

#define ECOFF_FLAG_OBJECT_TYPE_MASK     0x3000
#define         ECOFF_OBJECT_TYPE_NO_SHARED     0x1000
#define         ECOFF_OBJECT_TYPE_SHARABLE      0x2000
#define         ECOFF_OBJECT_TYPE_CALL_SHARED   0x3000

struct ecoff_symhdr {
        int16_t         magic;
        int16_t         vstamp;
        int32_t         lineMax;
        int32_t         densenumMax;
        int32_t         procMax;
        int32_t         lsymMax;
        int32_t         optsymMax;
        int32_t         auxsymMax;
        int32_t         lstrMax;
        int32_t         estrMax;
        int32_t         fdMax;
        int32_t         rfdMax;
        int32_t         esymMax;
        long            linesize;
        long            cbLineOffset;
        long            cbDnOffset;
        long            cbPdOffset;
        long            cbSymOffset;
        long            cbOptOffset;
        long            cbAuxOffset;
        long            cbSsOffset;
        long            cbSsExtOffset;
        long            cbFdOffset;
        long            cbRfdOffset;
        long            cbExtOffset;
};

struct ecoff_extsym {
        long            es_value;
        int             es_strindex;
        unsigned        es_type:6;
        unsigned        es_class:5;
        unsigned        :1;
        unsigned        es_symauxindex:20;
        unsigned        es_jmptbl:1;
        unsigned        es_cmain:1;
        unsigned        es_weakext:1;
        unsigned        :29;
        int             es_indexfld;
};