libconv/common/phdr.c

	phdr.c revision 5aefb6555731130ca4fd295960123d71f2d21fe8
/*
 * 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 2006 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

/*
 * String conversion routines for program header attributes.
 */
#include    <string.h>
#include    <_conv.h>
#include    <phdr_msg.h>

static const Msg uphdrs[] = {
    MSG_PT_SUNWBSS,     MSG_PT_SUNWSTACK,   MSG_PT_SUNWDTRACE,
    MSG_PT_SUNWCAP
};

const char *
conv_phdr_type(Half mach, Word type)
{
    static char     string[CONV_INV_STRSIZE];
    static const Msg    phdrs[] = {
        MSG_PT_NULL,        MSG_PT_LOAD,        MSG_PT_DYNAMIC,
        MSG_PT_INTERP,      MSG_PT_NOTE,        MSG_PT_SHLIB,
        MSG_PT_PHDR,        MSG_PT_TLS
    };

    if (type < PT_NUM)
        return (MSG_ORIG(phdrs[type]));
    else if ((type >= PT_SUNWBSS) && (type <= PT_HISUNW))
        return (MSG_ORIG(uphdrs[type - PT_SUNWBSS]));
    else if ((type == PT_SUNW_UNWIND) && (mach == EM_AMD64))
        return (MSG_ORIG(MSG_PT_SUNW_UNWIND));
    else
        return (conv_invalid_val(string, CONV_INV_STRSIZE, type, 0));
}

#define PHDRSZ  MSG_GBL_OSQBRKT_SIZE + \
        MSG_PF_X_SIZE + \
        MSG_PF_W_SIZE + \
        MSG_PF_R_SIZE + \
        MSG_PF_SUNW_FAILURE_SIZE + \
        CONV_INV_STRSIZE + MSG_GBL_CSQBRKT_SIZE

const char *
conv_phdr_flags(Word flags)
{
    static char string[PHDRSZ];
    static Val_desc vda[] = {
        { PF_X,         MSG_ORIG(MSG_PF_X) },
        { PF_W,         MSG_ORIG(MSG_PF_W) },
        { PF_R,         MSG_ORIG(MSG_PF_R) },
        { PF_SUNW_FAILURE,  MSG_ORIG(MSG_PF_SUNW_FAILURE) },
        { 0,            0 }
    };

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

    (void) strlcpy(string, MSG_ORIG(MSG_GBL_OSQBRKT), PHDRSZ);
    if (conv_expn_field(string, PHDRSZ, vda, flags, flags, 0, 0))
        (void) strlcat(string, MSG_ORIG(MSG_GBL_CSQBRKT), PHDRSZ);

    return ((const char *)string);
}