usr/src/common/ctf/ctf_error.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 /*
  27  * Copyright (c) 2012, Joyent, Inc.
  28  */
  29
  30 #include <ctf_impl.h>
  31
  32 static const char *const _ctf_errlist[] = {
  33         "File is not in CTF or ELF format",              /* ECTF_FMT */
  34         "File uses more recent ELF version than libctf", /* ECTF_ELFVERS */
  35         "File uses more recent CTF version than libctf", /* ECTF_CTFVERS */
  36         "File is a different endian-ness than libctf",   /* ECTF_ENDIAN */
  37         "Symbol table uses invalid entry size",          /* ECTF_SYMTAB */
  38         "Symbol table data buffer is not valid",         /* ECTF_SYMBAD */
  39         "String table data buffer is not valid",         /* ECTF_STRBAD */
  40         "File data structure corruption detected",       /* ECTF_CORRUPT */
  41         "File does not contain CTF data",                /* ECTF_NOCTFDATA */
  42         "Buffer does not contain CTF data",              /* ECTF_NOCTFBUF */
  43         "Symbol table information is not available",     /* ECTF_NOSYMTAB */
  44         "Type information is in parent and unavailable", /* ECTF_NOPARENT */
  45         "Cannot import types with different data model", /* ECTF_DMODEL */
  46         "Failed to mmap a needed data section",          /* ECTF_MMAP */
  47         "Decompression package SUNWzlib not installed",  /* ECTF_ZMISSING */
  48         "Failed to initialize decompression library",    /* ECTF_ZINIT */
  49         "Failed to allocate decompression buffer",       /* ECTF_ZALLOC */
  50         "Failed to decompress CTF data",                 /* ECTF_DECOMPRESS */
  51         "External string table is not available",        /* ECTF_STRTAB */
  52         "String name offset is corrupt",                 /* ECTF_BADNAME */
  53         "Invalid type identifier",                       /* ECTF_BADID */
  54         "Type is not a struct or union",                 /* ECTF_NOTSOU */
  55         "Type is not an enum",                           /* ECTF_NOTENUM */
  56         "Type is not a struct, union, or enum",          /* ECTF_NOTSUE */
  57         "Type is not an integer or float",               /* ECTF_NOTINTFP */
  58         "Type is not an array",                          /* ECTF_NOTARRAY */
  59         "Type does not reference another type",          /* ECTF_NOTREF */
  60         "Input buffer is too small for type name",       /* ECTF_NAMELEN */
  61         "No type information available for that name",   /* ECTF_NOTYPE */
  62         "Syntax error in type name",                     /* ECTF_SYNTAX */
  63         "Symbol table entry is not a function",          /* ECTF_NOTFUNC */
  64         "No function information available for symbol",  /* ECTF_NOFUNCDAT */
  65         "Symbol table entry is not a data object",       /* ECTF_NOTDATA */
  66         "No type information available for symbol",      /* ECTF_NOTYPEDAT */
  67         "No label information available for that name",  /* ECTF_NOLABEL */
  68         "File does not contain any labels",              /* ECTF_NOLABELDATA */
  69         "Feature not supported",                         /* ECTF_NOTSUP */
  70         "Invalid enum element name",                     /* ECTF_NOENUMNAM */
  71         "Invalid member name",                           /* ECTF_NOMEMBNAM */
  72         "CTF container is read-only",                    /* ECTF_RDONLY */
  73         "Limit on number of dynamic type members reached", /* ECTF_DTFULL */
  74         "Limit on number of dynamic types reached",      /* ECTF_FULL */
  75         "Duplicate member name definition",              /* ECTF_DUPMEMBER */
  76         "Conflicting type is already defined",           /* ECTF_CONFLICT */
  77         "Type has outstanding references",               /* ECTF_REFERENCED */
  78         "Type is not a dynamic type"                     /* ECTF_NOTDYN */
  79 };
  80
  81 static const int _ctf_nerr = sizeof (_ctf_errlist) / sizeof (_ctf_errlist[0]);
  82
  83 const char *
  84 ctf_errmsg(int error)
  85 {
  86         const char *str;
  87
  88         if (error >= ECTF_BASE && (error - ECTF_BASE) < _ctf_nerr)
  89                 str = _ctf_errlist[error - ECTF_BASE];
  90         else
  91                 str = ctf_strerror(error);
  92
  93         return (str ? str : "Unknown error");
  94 }
  95
  96 int
  97 ctf_errno(ctf_file_t *fp)
  98 {
  99         return (fp->ctf_errno);
 100 }