diff options
Diffstat (limited to 'rtemstoolkit/elftoolchain/libdwarf/dwarf_errmsg.c')
| -rw-r--r-- | rtemstoolkit/elftoolchain/libdwarf/dwarf_errmsg.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/rtemstoolkit/elftoolchain/libdwarf/dwarf_errmsg.c b/rtemstoolkit/elftoolchain/libdwarf/dwarf_errmsg.c new file mode 100644 index 0000000..e300893 --- /dev/null +++ b/rtemstoolkit/elftoolchain/libdwarf/dwarf_errmsg.c @@ -0,0 +1,90 @@ +/*- + * Copyright (c) 2007 John Birrell (jb@freebsd.org) + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "_libdwarf.h" + +ELFTC_VCSID("$Id: dwarf_errmsg.c 2975 2014-01-21 20:08:04Z kaiwang27 $"); + +static const char *_libdwarf_errors[] = { +#define DEFINE_ERROR(N,S) [DW_DLE_##N] = S + DEFINE_ERROR(NONE, "No Error"), + DEFINE_ERROR(ERROR, "An error"), + DEFINE_ERROR(NO_ENTRY, "No entry found"), + DEFINE_ERROR(ARGUMENT, "Invalid argument"), + DEFINE_ERROR(DEBUG_INFO_NULL, "Debug info NULL"), + DEFINE_ERROR(MEMORY, "Insufficient memory"), + DEFINE_ERROR(ELF, "ELF error"), + DEFINE_ERROR(CU_LENGTH_ERROR, "Invalid compilation unit data"), + DEFINE_ERROR(VERSION_STAMP_ERROR, "Unsupported version"), + DEFINE_ERROR(DEBUG_ABBREV_NULL, "Abbrev not found"), + DEFINE_ERROR(DIE_NO_CU_CONTEXT, "No current compilation unit"), + DEFINE_ERROR(LOC_EXPR_BAD, "Invalid location expression"), + DEFINE_ERROR(EXPR_LENGTH_BAD, "Invalid DWARF expression length"), + DEFINE_ERROR(DEBUG_LOC_SECTION_SHORT, "Loclist section too short"), + DEFINE_ERROR(ATTR_FORM_BAD, "Invalid attribute form"), + DEFINE_ERROR(DEBUG_LINE_LENGTH_BAD, "Line info section too short"), + DEFINE_ERROR(LINE_FILE_NUM_BAD, "Invalid file number."), + DEFINE_ERROR(DIR_INDEX_BAD, "Invalid dir index."), + DEFINE_ERROR(DEBUG_FRAME_LENGTH_BAD, "Frame section too short"), + DEFINE_ERROR(NO_CIE_FOR_FDE, "FDE without corresponding CIE"), + DEFINE_ERROR(FRAME_AUGMENTATION_UNKNOWN, "Unknown CIE augmentation"), + DEFINE_ERROR(FRAME_INSTR_EXEC_ERROR, "Frame instruction exec error"), + DEFINE_ERROR(FRAME_VERSION_BAD, "Unsupported frame section version"), + DEFINE_ERROR(FRAME_TABLE_COL_BAD, "Invalid table column value"), + DEFINE_ERROR(DF_REG_NUM_TOO_HIGH, "Register number too large"), + DEFINE_ERROR(PC_NOT_IN_FDE_RANGE, "PC requested not in the FDE range"), + DEFINE_ERROR(ARANGE_OFFSET_BAD, "Invalid address range offset"), + DEFINE_ERROR(DEBUG_MACRO_INCONSISTENT, "Invalid macinfo data"), + DEFINE_ERROR(ELF_SECT_ERR, "Application callback failed"), + DEFINE_ERROR(NUM, "Unknown DWARF error") +#undef DEFINE_ERROR +}; + +const char * +dwarf_errmsg_(Dwarf_Error *error) +{ + const char *p; + + if (error == NULL) + return NULL; + + if (error->err_error < 0 || error->err_error >= DW_DLE_NUM) + return _libdwarf_errors[DW_DLE_NUM]; + else if (error->err_error == DW_DLE_NONE) + return _libdwarf_errors[DW_DLE_NONE]; + else + p = _libdwarf_errors[error->err_error]; + + if (error->err_error == DW_DLE_ELF) + snprintf(error->err_msg, sizeof(error->err_msg), + "ELF error : %s [%s(%d)]", elf_errmsg(error->err_elferror), + error->err_func, error->err_line); + else + snprintf(error->err_msg, sizeof(error->err_msg), + "%s [%s(%d)]", p, error->err_func, error->err_line); + + return (const char *) error->err_msg; +} |