libconv/common/syminfo.c

	syminfo.c revision ba2be53024c0b999e74ba9adcd7d80fec5df8c57
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */
#pragma ident   "%Z%%M% %I% %E% SMI"

/*
 * String conversion routines for syminfo attributes.
 */
#include    <stdio.h>
#include    <_machelf.h>
#include    "_conv.h"
#include    "syminfo_msg.h"


#define FLAGSZ  CONV_EXPN_FIELD_DEF_PREFIX_SIZE + \
    MSG_SYMINFO_FLG_DIRECT_SIZE + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
    MSG_SYMINFO_FLG_COPY_SIZE   + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
    MSG_SYMINFO_FLG_LAZYLOAD_SIZE + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
    MSG_SYMINFO_FLG_DIRECTBIND_SIZE + CONV_EXPN_FIELD_DEF_SEP_SIZE + \
    CONV_INV_BUFSIZE + CONV_EXPN_FIELD_DEF_SUFFIX_SIZE

/*
 * Ensure that Conv_syminfo_flags_buf_t is large enough:
 *
 * FLAGSZ is the real minimum size of the buffer required by
 * conv_syminfo_flags(). However, Conv_syminfo_flags_buf_t uses
 * CONV_SYMINFO_FLAGS_BUFSIZE to set the buffer size. We do things
 * this way because the definition of FLAGSZ uses information that
 * is not available in the environment of other programs that include
 * the conv.h header file.
 */
#if (CONV_SYMINFO_FLAGS_BUFSIZE != FLAGSZ) && !defined(__lint)
#define REPORT_BUFSIZE FLAGSZ
#include "report_bufsize.h"
#error "CONV_SYMINFO_FLAGS_BUFSIZE does not match FLAGSZ"
#endif

const char *
conv_syminfo_flags(Xword flags, Conv_fmt_flags_t fmt_flags,
    Conv_syminfo_flags_buf_t *syminfo_flags_buf)
{
    static Val_desc vda[] = {
        { SYMINFO_FLG_DIRECT,   MSG_ORIG(MSG_SYMINFO_FLG_DIRECT) },
        { SYMINFO_FLG_COPY, MSG_ORIG(MSG_SYMINFO_FLG_COPY) },
        { SYMINFO_FLG_LAZYLOAD, MSG_ORIG(MSG_SYMINFO_FLG_LAZYLOAD) },
        { SYMINFO_FLG_DIRECTBIND,
            MSG_ORIG(MSG_SYMINFO_FLG_DIRECTBIND) },
        { SYMINFO_FLG_NOEXTDIRECT,
            MSG_ORIG(MSG_SYMINFO_FLG_NOEXTDIRECT) },
        { 0,            0 }
    };
    static CONV_EXPN_FIELD_ARG conv_arg = {
        NULL, sizeof (syminfo_flags_buf->buf), vda };

    if (flags == 0)
        return (MSG_ORIG(MSG_GBL_ZERO));

    conv_arg.buf = syminfo_flags_buf->buf;
    conv_arg.oflags = conv_arg.rflags = flags;
    conv_arg.prefix = conv_arg.suffix = NULL;
    (void) conv_expn_field(&conv_arg, fmt_flags);

    return ((const char *)syminfo_flags_buf->buf);
}