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479604f44f
CTF functions return zero on success or an extended errno value which can be translated into a string via the functions in this commit. The errno numbers start at -CTF_BASE. libctf/ * ctf-error.c: New file. include/ * ctf-api.h (ctf_errno): New declaration. (ctf_errmsg): Likewise.
94 lines
4.2 KiB
C
94 lines
4.2 KiB
C
/* Error table.
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Copyright (C) 2019 Free Software Foundation, Inc.
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This file is part of libctf.
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libctf is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not see
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<http://www.gnu.org/licenses/>. */
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#include <ctf-impl.h>
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static const char *const _ctf_errlist[] = {
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"File is not in CTF or ELF format", /* ECTF_FMT */
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"BFD error", /* ECTF_BFDERR */
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"File uses more recent CTF version than libctf", /* ECTF_CTFVERS */
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"Ambiguous BFD target", /* ECTF_BFD_AMBIGUOUS */
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"Symbol table uses invalid entry size", /* ECTF_SYMTAB */
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"Symbol table data buffer is not valid", /* ECTF_SYMBAD */
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"String table data buffer is not valid", /* ECTF_STRBAD */
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"File data structure corruption detected", /* ECTF_CORRUPT */
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"File does not contain CTF data", /* ECTF_NOCTFDATA */
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"Buffer does not contain CTF data", /* ECTF_NOCTFBUF */
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"Symbol table information is not available", /* ECTF_NOSYMTAB */
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"Type information is in parent and unavailable", /* ECTF_NOPARENT */
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"Cannot import types with different data model", /* ECTF_DMODEL */
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"Unused error", /* ECTF_UNUSED */
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"Failed to allocate (de)compression buffer", /* ECTF_ZALLOC */
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"Failed to decompress CTF data", /* ECTF_DECOMPRESS */
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"External string table is not available", /* ECTF_STRTAB */
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"String name offset is corrupt", /* ECTF_BADNAME */
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"Invalid type identifier", /* ECTF_BADID */
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"Type is not a struct or union", /* ECTF_NOTSOU */
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"Type is not an enum", /* ECTF_NOTENUM */
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"Type is not a struct, union, or enum", /* ECTF_NOTSUE */
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"Type is not an integer, float, or enum", /* ECTF_NOTINTFP */
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"Type is not an array", /* ECTF_NOTARRAY */
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"Type does not reference another type", /* ECTF_NOTREF */
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"Input buffer is too small for type name", /* ECTF_NAMELEN */
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"No type information available for that name", /* ECTF_NOTYPE */
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"Syntax error in type name", /* ECTF_SYNTAX */
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"Symbol table entry is not a function", /* ECTF_NOTFUNC */
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"No function information available for symbol", /* ECTF_NOFUNCDAT */
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"Symbol table entry is not a data object", /* ECTF_NOTDATA */
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"No type information available for symbol", /* ECTF_NOTYPEDAT */
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"No label information available for that name", /* ECTF_NOLABEL */
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"File does not contain any labels", /* ECTF_NOLABELDATA */
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"Feature not supported", /* ECTF_NOTSUP */
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"Invalid enum element name", /* ECTF_NOENUMNAM */
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"Invalid member name", /* ECTF_NOMEMBNAM */
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"CTF container is read-only", /* ECTF_RDONLY */
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"Limit on number of dynamic type members reached", /* ECTF_DTFULL */
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"Limit on number of dynamic types reached", /* ECTF_FULL */
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"Duplicate member or variable name", /* ECTF_DUPLICATE */
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"Conflicting type is already defined", /* ECTF_CONFLICT */
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"Attempt to roll back past a ctf_update", /* ECTF_OVERROLLBACK */
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"Failed to compress CTF data", /* ECTF_COMPRESS */
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"Failed to create CTF archive", /* ECTF_ARCREATE */
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"Name not found in CTF archive", /* ECTF_ARNNAME */
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"Overflow of type bitness or offset in slice", /* ECTF_SLICEOVERFLOW */
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"Unknown section number in dump", /* ECTF_DUMPSECTUNKNOWN */
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"Section changed in middle of dump" /* ECTF_DUMPSECTCHANGED */
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};
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static const int _ctf_nerr = sizeof (_ctf_errlist) / sizeof (_ctf_errlist[0]);
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const char *
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ctf_errmsg (int error)
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{
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const char *str;
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if (error >= ECTF_BASE && (error - ECTF_BASE) < _ctf_nerr)
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str = _ctf_errlist[error - ECTF_BASE];
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else
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str = ctf_strerror (error);
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return (str ? str : "Unknown error");
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}
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int
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ctf_errno (ctf_file_t * fp)
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{
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return fp->ctf_errno;
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}
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