/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (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 2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */
/*
 * Copyright (c) 2019, Joyent, Inc.
 */

#include <ctf_impl.h>

static const char *const _ctf_errlist[] = {
        "File is not in CTF or ELF format",              /* ECTF_FMT */
        "File uses more recent ELF version than libctf", /* ECTF_ELFVERS */
        "File uses more recent CTF version than libctf", /* ECTF_CTFVERS */
        "File is a different endian-ness than libctf",   /* ECTF_ENDIAN */
        "Symbol table uses invalid entry size",          /* ECTF_SYMTAB */
        "Symbol table data buffer is not valid",         /* ECTF_SYMBAD */
        "String table data buffer is not valid",         /* ECTF_STRBAD */
        "File data structure corruption detected",       /* ECTF_CORRUPT */
        "File does not contain CTF data",                /* ECTF_NOCTFDATA */
        "Buffer does not contain CTF data",              /* ECTF_NOCTFBUF */
        "Symbol table information is not available",     /* ECTF_NOSYMTAB */
        "Type information is in parent and unavailable", /* ECTF_NOPARENT */
        "Cannot import types with different data model", /* ECTF_DMODEL */
        "Failed to mmap a needed data section",          /* ECTF_MMAP */
        "Decompression package SUNWzlib not installed",  /* ECTF_ZMISSING */
        "Failed to initialize decompression library",    /* ECTF_ZINIT */
        "Failed to allocate decompression buffer",       /* ECTF_ZALLOC */
        "Failed to decompress CTF data",                 /* ECTF_DECOMPRESS */
        "External string table is not available",        /* ECTF_STRTAB */
        "String name offset is corrupt",                 /* ECTF_BADNAME */
        "Invalid type identifier",                       /* ECTF_BADID */
        "Type is not a struct or union",                 /* ECTF_NOTSOU */
        "Type is not an enum",                           /* ECTF_NOTENUM */
        "Type is not a struct, union, or enum",          /* ECTF_NOTSUE */
        "Type is not an integer or float",               /* ECTF_NOTINTFP */
        "Type is not an array",                          /* ECTF_NOTARRAY */
        "Type does not reference another type",          /* ECTF_NOTREF */
        "Input buffer is too small for type name",       /* ECTF_NAMELEN */
        "No type information available for that name",   /* ECTF_NOTYPE */
        "Syntax error in type name",                     /* ECTF_SYNTAX */
        "Symbol table entry is not a function",          /* ECTF_NOTFUNC */
        "No function information available for symbol",  /* ECTF_NOFUNCDAT */
        "Symbol table entry is not a data object",       /* ECTF_NOTDATA */
        "No type information available for symbol",      /* ECTF_NOTYPEDAT */
        "No label information available for that name",  /* ECTF_NOLABEL */
        "File does not contain any labels",              /* ECTF_NOLABELDATA */
        "Feature not supported",                         /* ECTF_NOTSUP */
        "Invalid enum element name",                     /* ECTF_NOENUMNAM */
        "Invalid member name",                           /* ECTF_NOMEMBNAM */
        "CTF container is read-only",                    /* ECTF_RDONLY */
        "Limit on number of dynamic type members reached", /* ECTF_DTFULL */
        "Limit on number of dynamic types reached",      /* ECTF_FULL */
        "Duplicate member name definition",              /* ECTF_DUPMEMBER */
        "Conflicting type is already defined",           /* ECTF_CONFLICT */
        "Type has outstanding references",               /* ECTF_REFERENCED */
        "Type is not a dynamic type",                    /* ECTF_NOTDYN */
        "Elf library failure",                           /* ECTF_ELF */
        "Cannot merge child container",                  /* ECTF_MCHILD */
        "Label already exists",                          /* ECTF_LABEL */
        "Merged labels conflict",                        /* ECTF_LCONFLICT */
        "Zlib library failure",                          /* ECTF_ZLIB */
        "CTF conversion backend error",                  /* ECTF_CONVBKERR */
        "No C source to convert from",                   /* ECTF_CONVNOCSRC */
        "No debug info found to convert from"            /* ECTF_CONVNODEBUG */
};

static const int _ctf_nerr = sizeof (_ctf_errlist) / sizeof (_ctf_errlist[0]);

const char *
ctf_errmsg(int error)
{
        const char *str;

        if (error >= ECTF_BASE && (error - ECTF_BASE) < _ctf_nerr)
                str = _ctf_errlist[error - ECTF_BASE];
        else
                str = ctf_strerror(error);

        return (str ? str : "Unknown error");
}

int
ctf_errno(ctf_file_t *fp)
{
        return (fp->ctf_errno);
}