46be049bf4
This brings a number of fixes to elfcopy/strip and DWARF4 improvements. Sponsored by: The FreeBSD Foundation
91 lines
3.9 KiB
C
91 lines
3.9 KiB
C
/*-
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* Copyright (c) 2007 John Birrell (jb@freebsd.org)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "_libdwarf.h"
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ELFTC_VCSID("$Id: dwarf_errmsg.c 2975 2014-01-21 20:08:04Z kaiwang27 $");
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static const char *_libdwarf_errors[] = {
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#define DEFINE_ERROR(N,S) [DW_DLE_##N] = S
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DEFINE_ERROR(NONE, "No Error"),
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DEFINE_ERROR(ERROR, "An error"),
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DEFINE_ERROR(NO_ENTRY, "No entry found"),
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DEFINE_ERROR(ARGUMENT, "Invalid argument"),
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DEFINE_ERROR(DEBUG_INFO_NULL, "Debug info NULL"),
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DEFINE_ERROR(MEMORY, "Insufficient memory"),
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DEFINE_ERROR(ELF, "ELF error"),
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DEFINE_ERROR(CU_LENGTH_ERROR, "Invalid compilation unit data"),
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DEFINE_ERROR(VERSION_STAMP_ERROR, "Unsupported version"),
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DEFINE_ERROR(DEBUG_ABBREV_NULL, "Abbrev not found"),
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DEFINE_ERROR(DIE_NO_CU_CONTEXT, "No current compilation unit"),
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DEFINE_ERROR(LOC_EXPR_BAD, "Invalid location expression"),
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DEFINE_ERROR(EXPR_LENGTH_BAD, "Invalid DWARF expression length"),
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DEFINE_ERROR(DEBUG_LOC_SECTION_SHORT, "Loclist section too short"),
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DEFINE_ERROR(ATTR_FORM_BAD, "Invalid attribute form"),
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DEFINE_ERROR(DEBUG_LINE_LENGTH_BAD, "Line info section too short"),
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DEFINE_ERROR(LINE_FILE_NUM_BAD, "Invalid file number."),
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DEFINE_ERROR(DIR_INDEX_BAD, "Invalid dir index."),
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DEFINE_ERROR(DEBUG_FRAME_LENGTH_BAD, "Frame section too short"),
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DEFINE_ERROR(NO_CIE_FOR_FDE, "FDE without corresponding CIE"),
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DEFINE_ERROR(FRAME_AUGMENTATION_UNKNOWN, "Unknown CIE augmentation"),
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DEFINE_ERROR(FRAME_INSTR_EXEC_ERROR, "Frame instruction exec error"),
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DEFINE_ERROR(FRAME_VERSION_BAD, "Unsupported frame section version"),
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DEFINE_ERROR(FRAME_TABLE_COL_BAD, "Invalid table column value"),
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DEFINE_ERROR(DF_REG_NUM_TOO_HIGH, "Register number too large"),
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DEFINE_ERROR(PC_NOT_IN_FDE_RANGE, "PC requested not in the FDE range"),
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DEFINE_ERROR(ARANGE_OFFSET_BAD, "Invalid address range offset"),
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DEFINE_ERROR(DEBUG_MACRO_INCONSISTENT, "Invalid macinfo data"),
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DEFINE_ERROR(ELF_SECT_ERR, "Application callback failed"),
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DEFINE_ERROR(NUM, "Unknown DWARF error")
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#undef DEFINE_ERROR
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};
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const char *
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dwarf_errmsg_(Dwarf_Error *error)
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{
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const char *p;
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if (error == NULL)
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return NULL;
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if (error->err_error < 0 || error->err_error >= DW_DLE_NUM)
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return _libdwarf_errors[DW_DLE_NUM];
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else if (error->err_error == DW_DLE_NONE)
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return _libdwarf_errors[DW_DLE_NONE];
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else
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p = _libdwarf_errors[error->err_error];
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if (error->err_error == DW_DLE_ELF)
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snprintf(error->err_msg, sizeof(error->err_msg),
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"ELF error : %s [%s(%d)]", elf_errmsg(error->err_elferror),
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error->err_func, error->err_line);
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else
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snprintf(error->err_msg, sizeof(error->err_msg),
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"%s [%s(%d)]", p, error->err_func, error->err_line);
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return (const char *) error->err_msg;
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}
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