diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libdwarf/Makefile | 317 | ||||
| -rw-r--r-- | lib/libdwarf/_libdwarf.h | 199 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf.h | 479 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_abbrev.c | 71 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_attr.c | 92 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_attrval.c | 271 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_cu.c | 68 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_dealloc.c | 41 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_die.c | 189 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_dump.c | 895 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_errmsg.c | 76 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_errno.c | 38 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_finish.c | 98 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_form.c | 47 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_func.c | 227 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_init.c | 756 | ||||
| -rw-r--r-- | lib/libdwarf/dwarf_loc.c | 613 | ||||
| -rw-r--r-- | lib/libdwarf/libdwarf.h | 176 |
18 files changed, 311 insertions, 4342 deletions
diff --git a/lib/libdwarf/Makefile b/lib/libdwarf/Makefile index dbd7895cd06a..2d5e01d85542 100644 --- a/lib/libdwarf/Makefile +++ b/lib/libdwarf/Makefile @@ -1,9 +1,16 @@ # $FreeBSD$ +.include <bsd.own.mk> + +TOP= ${.CURDIR}/../../contrib/elftoolchain +SRCDIR= ${TOP}/libdwarf + +.PATH: ${SRCDIR} LIB= dwarf SRCS= \ dwarf_abbrev.c \ + dwarf_arange.c \ dwarf_attr.c \ dwarf_attrval.c \ dwarf_cu.c \ @@ -11,19 +18,317 @@ SRCS= \ dwarf_die.c \ dwarf_dump.c \ dwarf_errmsg.c \ - dwarf_errno.c \ dwarf_finish.c \ dwarf_form.c \ - dwarf_func.c \ + dwarf_frame.c \ + dwarf_funcs.c \ dwarf_init.c \ - dwarf_loc.c + dwarf_lineno.c \ + dwarf_loclist.c \ + dwarf_macinfo.c \ + dwarf_pro_arange.c \ + dwarf_pro_attr.c \ + dwarf_pro_die.c \ + dwarf_pro_expr.c \ + dwarf_pro_finish.c \ + dwarf_pro_frame.c \ + dwarf_pro_funcs.c \ + dwarf_pro_init.c \ + dwarf_pro_lineno.c \ + dwarf_pro_macinfo.c \ + dwarf_pro_pubnames.c \ + dwarf_pro_reloc.c \ + dwarf_pro_sections.c \ + dwarf_pro_types.c \ + dwarf_pro_vars.c \ + dwarf_pro_weaks.c \ + dwarf_pubnames.c \ + dwarf_pubtypes.c \ + dwarf_ranges.c \ + dwarf_reloc.c \ + dwarf_seterror.c \ + dwarf_str.c \ + dwarf_types.c \ + dwarf_vars.c \ + dwarf_weaks.c \ + libdwarf.c \ + libdwarf_abbrev.c \ + libdwarf_arange.c \ + libdwarf_attr.c \ + libdwarf_die.c \ + libdwarf_error.c \ + libdwarf_elf_access.c \ + libdwarf_elf_init.c \ + libdwarf_frame.c \ + libdwarf_info.c \ + libdwarf_init.c \ + libdwarf_lineno.c \ + libdwarf_loc.c \ + libdwarf_loclist.c \ + libdwarf_macinfo.c \ + libdwarf_nametbl.c \ + libdwarf_ranges.c \ + libdwarf_reloc.c \ + libdwarf_rw.c \ + libdwarf_sections.c \ + libdwarf_str.c -INCS= dwarf.h libdwarf.h +INCS= dwarf.h libdwarf.h +INCSDIR= /usr/include -CFLAGS+= -I${.CURDIR} +GENSRCS= dwarf_pubnames.c dwarf_pubtypes.c dwarf_weaks.c \ + dwarf_funcs.c dwarf_vars.c dwarf_types.c \ + dwarf_pro_pubnames.c dwarf_pro_weaks.c \ + dwarf_pro_funcs.c dwarf_pro_types.c \ + dwarf_pro_vars.c +CLEANFILES= ${GENSRCS} +CFLAGS+= -I. -I${SRCDIR} -I${TOP}/common -I${TOP}/libelf + +LDADD+= -lelf +DPADD+= ${LIBELF} SHLIB_MAJOR= 3 -WITHOUT_MAN= +MAN= dwarf.3 \ + dwarf_add_arange.3 \ + dwarf_add_AT_comp_dir.3 \ + dwarf_add_AT_const_value_string.3 \ + dwarf_add_AT_dataref.3 \ + dwarf_add_AT_flag.3 \ + dwarf_add_AT_location_expr.3 \ + dwarf_add_AT_name.3 \ + dwarf_add_AT_producer.3 \ + dwarf_add_AT_ref_address.3 \ + dwarf_add_AT_reference.3 \ + dwarf_add_AT_signed_const.3 \ + dwarf_add_AT_string.3 \ + dwarf_add_AT_targ_address.3 \ + dwarf_add_die_to_debug.3 \ + dwarf_add_directory_decl.3 \ + dwarf_add_expr_addr.3 \ + dwarf_add_expr_gen.3 \ + dwarf_add_fde_inst.3 \ + dwarf_add_file_decl.3 \ + dwarf_add_frame_cie.3 \ + dwarf_add_frame_fde.3 \ + dwarf_add_funcname.3 \ + dwarf_add_line_entry.3 \ + dwarf_add_pubname.3 \ + dwarf_add_typename.3 \ + dwarf_add_varname.3 \ + dwarf_add_weakname.3 \ + dwarf_attr.3 \ + dwarf_attrlist.3 \ + dwarf_attrval_signed.3 \ + dwarf_child.3 \ + dwarf_dealloc.3 \ + dwarf_def_macro.3 \ + dwarf_die_abbrev_code.3 \ + dwarf_die_link.3 \ + dwarf_diename.3 \ + dwarf_dieoffset.3 \ + dwarf_end_macro_file.3 \ + dwarf_errmsg.3 \ + dwarf_errno.3 \ + dwarf_expand_frame_instructions.3 \ + dwarf_expr_current_offset.3 \ + dwarf_expr_into_block.3 \ + dwarf_fde_cfa_offset.3 \ + dwarf_find_macro_value_start.3 \ + dwarf_finish.3 \ + dwarf_formaddr.3 \ + dwarf_formblock.3 \ + dwarf_formexprloc.3 \ + dwarf_formflag.3 \ + dwarf_formref.3 \ + dwarf_formsig8.3 \ + dwarf_formstring.3 \ + dwarf_formudata.3 \ + dwarf_get_abbrev.3 \ + dwarf_get_abbrev_children_flag.3 \ + dwarf_get_abbrev_code.3 \ + dwarf_get_abbrev_entry.3 \ + dwarf_get_abbrev_tag.3 \ + dwarf_get_address_size.3 \ + dwarf_get_arange.3 \ + dwarf_get_arange_info.3 \ + dwarf_get_aranges.3 \ + dwarf_get_AT_name.3 \ + dwarf_get_cie_index.3 \ + dwarf_get_cie_info.3 \ + dwarf_get_cie_of_fde.3 \ + dwarf_get_cu_die_offset.3 \ + dwarf_get_elf.3 \ + dwarf_get_fde_at_pc.3 \ + dwarf_get_fde_info_for_all_regs.3 \ + dwarf_get_fde_info_for_all_regs3.3 \ + dwarf_get_fde_info_for_cfa_reg3.3 \ + dwarf_get_fde_info_for_reg.3 \ + dwarf_get_fde_info_for_reg3.3 \ + dwarf_get_fde_instr_bytes.3 \ + dwarf_get_fde_list.3 \ + dwarf_get_fde_n.3 \ + dwarf_get_fde_range.3 \ + dwarf_get_form_class.3 \ + dwarf_get_funcs.3 \ + dwarf_get_globals.3 \ + dwarf_get_loclist_entry.3 \ + dwarf_get_macro_details.3 \ + dwarf_get_pubtypes.3 \ + dwarf_get_ranges.3 \ + dwarf_get_relocation_info.3 \ + dwarf_get_relocation_info_count.3 \ + dwarf_get_section_bytes.3 \ + dwarf_get_str.3 \ + dwarf_get_types.3 \ + dwarf_get_vars.3 \ + dwarf_get_weaks.3 \ + dwarf_hasattr.3 \ + dwarf_hasform.3 \ + dwarf_highpc.3 \ + dwarf_init.3 \ + dwarf_lineno.3 \ + dwarf_lne_end_sequence.3 \ + dwarf_lne_set_address.3 \ + dwarf_loclist.3 \ + dwarf_loclist_from_expr.3 \ + dwarf_new_die.3 \ + dwarf_new_expr.3 \ + dwarf_new_fde.3 \ + dwarf_next_cu_header.3 \ + dwarf_object_init.3 \ + dwarf_producer_init.3 \ + dwarf_producer_set_isa.3 \ + dwarf_reset_section_bytes.3 \ + dwarf_seterrarg.3 \ + dwarf_set_frame_cfa_value.3 \ + dwarf_set_reloc_application.3 \ + dwarf_srcfiles.3 \ + dwarf_srclines.3 \ + dwarf_start_macro_file.3 \ + dwarf_tag.3 \ + dwarf_transform_to_disk_form.3 \ + dwarf_undef_macro.3 \ + dwarf_vendor_ext.3 \ + dwarf_whatattr.3 + +MLINKS+= \ + dwarf_add_AT_const_value_string.3 dwarf_add_AT_const_value_signedint.3 \ + dwarf_add_AT_const_value_string.3 dwarf_add_AT_const_value_unsignedint.3 \ + dwarf_add_AT_signed_const.3 dwarf_add_AT_unsigned_const.3 \ + dwarf_add_AT_targ_address.3 dwarf_add_AT_targ_address_b.3 \ + dwarf_add_arange.3 dwarf_add_arange_b.3 \ + dwarf_add_expr_addr.3 dwarf_add_expr_addr_b.3 \ + dwarf_add_frame_fde.3 dwarf_add_frame_fde_b.3 \ + dwarf_attrval_signed.3 dwarf_attrval_flag.3 \ + dwarf_attrval_signed.3 dwarf_attrval_string.3 \ + dwarf_attrval_signed.3 dwarf_attrval_unsigned.3 \ + dwarf_child.3 dwarf_offdie.3 \ + dwarf_child.3 dwarf_siblingof.3 \ + dwarf_dealloc.3 dwarf_fde_cie_list_dealloc.3 \ + dwarf_dealloc.3 dwarf_funcs_dealloc.3 \ + dwarf_dealloc.3 dwarf_globals_dealloc.3 \ + dwarf_dealloc.3 dwarf_pubtypes_dealloc.3 \ + dwarf_dealloc.3 dwarf_types_dealloc.3 \ + dwarf_dealloc.3 dwarf_vars_dealloc.3 \ + dwarf_dealloc.3 dwarf_weaks_dealloc.3 \ + dwarf_dealloc.3 dwarf_ranges_dealloc.3 \ + dwarf_dealloc.3 dwarf_srclines_dealloc.3 \ + dwarf_init.3 dwarf_elf_init.3 \ + dwarf_dieoffset.3 dwarf_die_CU_offset.3 \ + dwarf_dieoffset.3 dwarf_die_CU_offset_range.3 \ + dwarf_dieoffset.3 dwarf_get_cu_die_offset_given_cu_header_offset.3 \ + dwarf_finish.3 dwarf_object_finish.3 \ + dwarf_formref.3 dwarf_global_formref.3 \ + dwarf_formudata.3 dwarf_formsdata.3 \ + dwarf_get_AT_name.3 dwarf_get_ACCESS_name.3 \ + dwarf_get_AT_name.3 dwarf_get_ATE_name.3 \ + dwarf_get_AT_name.3 dwarf_get_CC_name.3 \ + dwarf_get_AT_name.3 dwarf_get_CFA_name.3 \ + dwarf_get_AT_name.3 dwarf_get_CHILDREN_name.3 \ + dwarf_get_AT_name.3 dwarf_get_DS_name.3 \ + dwarf_get_AT_name.3 dwarf_get_DSC_name.3 \ + dwarf_get_AT_name.3 dwarf_get_EH_name.3 \ + dwarf_get_AT_name.3 dwarf_get_END_name.3 \ + dwarf_get_AT_name.3 dwarf_get_FORM_name.3 \ + dwarf_get_AT_name.3 dwarf_get_ID_name.3 \ + dwarf_get_AT_name.3 dwarf_get_INL_name.3 \ + dwarf_get_AT_name.3 dwarf_get_LANG_name.3 \ + dwarf_get_AT_name.3 dwarf_get_LNE_name.3 \ + dwarf_get_AT_name.3 dwarf_get_LNS_name.3 \ + dwarf_get_AT_name.3 dwarf_get_MACINFO_name.3 \ + dwarf_get_AT_name.3 dwarf_get_OP_name.3 \ + dwarf_get_AT_name.3 dwarf_get_ORD_name.3 \ + dwarf_get_AT_name.3 dwarf_get_TAG_name.3 \ + dwarf_get_AT_name.3 dwarf_get_VIRTUALITY_name.3 \ + dwarf_get_AT_name.3 dwarf_get_VIS_name.3 \ + dwarf_get_cu_die_offset.3 dwarf_get_arange_cu_header_offset.3 \ + dwarf_get_fde_list.3 dwarf_get_fde_list_eh.3 \ + dwarf_get_funcs.3 dwarf_func_die_offset.3 \ + dwarf_get_funcs.3 dwarf_func_cu_offset.3 \ + dwarf_get_funcs.3 dwarf_func_name_offsets.3 \ + dwarf_get_funcs.3 dwarf_funcname.3 \ + dwarf_get_globals.3 dwarf_global_die_offset.3 \ + dwarf_get_globals.3 dwarf_global_cu_offset.3 \ + dwarf_get_globals.3 dwarf_global_name_offsets.3 \ + dwarf_get_globals.3 dwarf_globname.3 \ + dwarf_get_pubtypes.3 dwarf_pubtype_die_offset.3 \ + dwarf_get_pubtypes.3 dwarf_pubtype_cu_offset.3 \ + dwarf_get_pubtypes.3 dwarf_pubtype_name_offsets.3 \ + dwarf_get_pubtypes.3 dwarf_pubtypename.3 \ + dwarf_get_ranges.3 dwarf_get_ranges_a.3 \ + dwarf_get_types.3 dwarf_type_die_offset.3 \ + dwarf_get_types.3 dwarf_type_cu_offset.3 \ + dwarf_get_types.3 dwarf_type_name_offsets.3 \ + dwarf_get_types.3 dwarf_typename.3 \ + dwarf_get_vars.3 dwarf_var_die_offset.3 \ + dwarf_get_vars.3 dwarf_var_cu_offset.3 \ + dwarf_get_vars.3 dwarf_var_name_offsets.3 \ + dwarf_get_vars.3 dwarf_varname.3 \ + dwarf_get_weaks.3 dwarf_weak_die_offset.3 \ + dwarf_get_weaks.3 dwarf_weak_cu_offset.3 \ + dwarf_get_weaks.3 dwarf_weak_name_offsets.3 \ + dwarf_get_weaks.3 dwarf_weakname.3 \ + dwarf_hasform.3 dwarf_whatform.3 \ + dwarf_hasform.3 dwarf_whatform_direct.3 \ + dwarf_highpc.3 dwarf_arrayorder.3 \ + dwarf_highpc.3 dwarf_bitoffset.3 \ + dwarf_highpc.3 dwarf_bitsize.3 \ + dwarf_highpc.3 dwarf_bytesize.3 \ + dwarf_highpc.3 dwarf_lowpc.3 \ + dwarf_highpc.3 dwarf_srclang.3 \ + dwarf_lineno.3 dwarf_lineaddr.3 \ + dwarf_lineno.3 dwarf_linebeginstatement.3 \ + dwarf_lineno.3 dwarf_lineblock.3 \ + dwarf_lineno.3 dwarf_lineendsequence.3 \ + dwarf_lineno.3 dwarf_lineoff.3 \ + dwarf_lineno.3 dwarf_linesrc.3 \ + dwarf_lineno.3 dwarf_line_srcfileno.3 \ + dwarf_loclist.3 dwarf_loclist_n.3 \ + dwarf_loclist_from_expr.3 dwarf_loclist_from_expr_a.3 \ + dwarf_producer_init.3 dwarf_producer_init_b.3 \ + dwarf_seterrarg.3 dwarf_seterrhand.3 \ + dwarf_set_frame_cfa_value.3 dwarf_set_frame_rule_initial_value.3 \ + dwarf_set_frame_cfa_value.3 dwarf_set_frame_rule_table_size.3 \ + dwarf_set_frame_cfa_value.3 dwarf_set_frame_same_value.3 \ + dwarf_set_frame_cfa_value.3 dwarf_set_frame_undefined_value.3 + +dwarf_pubnames.c: dwarf_nametbl.m4 dwarf_pubnames.m4 +dwarf_pubtypes.c: dwarf_nametbl.m4 dwarf_pubtypes.m4 +dwarf_weaks.c: dwarf_nametbl.m4 dwarf_weaks.m4 +dwarf_funcs.c: dwarf_nametbl.m4 dwarf_funcs.m4 +dwarf_vars.c: dwarf_nametbl.m4 dwarf_vars.m4 +dwarf_types.c: dwarf_nametbl.m4 dwarf_types.m4 +dwarf_pro_pubnames.c: dwarf_pro_nametbl.m4 dwarf_pro_pubnames.m4 +dwarf_pro_weaks.c: dwarf_pro_nametbl.m4 dwarf_pro_weaks.m4 +dwarf_pro_funcs.c: dwarf_pro_nametbl.m4 dwarf_pro_funcs.m4 +dwarf_pro_types.c: dwarf_pro_nametbl.m4 dwarf_pro_types.m4 +dwarf_pro_vars.c: dwarf_pro_nametbl.m4 dwarf_pro_vars.m4 .include <bsd.lib.mk> + +# Keep the .SUFFIXES line after the include of bsd.lib.mk +.SUFFIXES: .m4 .c +.m4.c: + m4 -D SRCDIR=${SRCDIR} ${M4FLAGS} ${.IMPSRC} > ${.TARGET} + diff --git a/lib/libdwarf/_libdwarf.h b/lib/libdwarf/_libdwarf.h deleted file mode 100644 index 828250eba102..000000000000 --- a/lib/libdwarf/_libdwarf.h +++ /dev/null @@ -1,199 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#ifndef __LIBDWARF_H_ -#define __LIBDWARF_H_ - -#include <sys/param.h> -#include <sys/queue.h> -#include <stdio.h> -#include <gelf.h> -#include "dwarf.h" -#include "libdwarf.h" - -#define DWARF_debug_abbrev 0 -#define DWARF_debug_aranges 1 -#define DWARF_debug_frame 2 -#define DWARF_debug_info 3 -#define DWARF_debug_line 4 -#define DWARF_debug_pubnames 5 -#define DWARF_eh_frame 6 -#define DWARF_debug_macinfo 7 -#define DWARF_debug_str 8 -#define DWARF_debug_loc 9 -#define DWARF_debug_pubtypes 10 -#define DWARF_debug_ranges 11 -#define DWARF_debug_static_func 12 -#define DWARF_debug_static_vars 13 -#define DWARF_debug_types 14 -#define DWARF_debug_weaknames 15 -#define DWARF_symtab 16 -#define DWARF_strtab 17 -#define DWARF_DEBUG_SNAMES 18 - -#define DWARF_DIE_HASH_SIZE 8191 - -#define DWARF_SET_ERROR(_e, _err) do { \ - _e->err_error = _err; \ - _e->elf_error = 0; \ - _e->err_func = __func__; \ - _e->err_line = __LINE__; \ - _e->err_msg[0] = '\0'; \ - } while (0) - -#define DWARF_SET_ELF_ERROR(_e, _err) do { \ - _e->err_error = DWARF_E_ELF; \ - _e->elf_error = _err; \ - _e->err_func = __func__; \ - _e->err_line = __LINE__; \ - _e->err_msg[0] = '\0'; \ - } while (0) - -struct _Dwarf_AttrValue { - uint64_t av_attrib; /* DW_AT_ */ - uint64_t av_form; /* DW_FORM_ */ - union { - uint64_t u64; - int64_t s64; - const char *s; - uint8_t *u8p; - } u[2]; /* Value. */ - STAILQ_ENTRY(_Dwarf_AttrValue) - av_next; /* Next attribute value. */ -}; - -struct _Dwarf_Die { - int die_level; /* Parent-child level. */ - uint64_t die_offset; /* DIE offset in section. */ - uint64_t die_abnum; /* Abbrev number. */ - Dwarf_Abbrev die_a; /* Abbrev pointer. */ - Dwarf_CU die_cu; /* Compilation unit pointer. */ - const char *die_name; /* Ptr to the name string. */ - STAILQ_HEAD(, _Dwarf_AttrValue) - die_attrval; /* List of attribute values. */ - STAILQ_ENTRY(_Dwarf_Die) - die_next; /* Next die in list. */ - STAILQ_ENTRY(_Dwarf_Die) - die_hash; /* Next die in hash table. */ -}; - -struct _Dwarf_Attribute { - uint64_t at_attrib; /* DW_AT_ */ - uint64_t at_form; /* DW_FORM_ */ - STAILQ_ENTRY(_Dwarf_Attribute) - at_next; /* Next attribute. */ -}; - -struct _Dwarf_Abbrev { - uint64_t a_entry; /* Abbrev entry. */ - uint64_t a_tag; /* Tag: DW_TAG_ */ - uint8_t a_children; /* DW_CHILDREN_no or DW_CHILDREN_yes */ - STAILQ_HEAD(, _Dwarf_Attribute) - a_attrib; /* List of attributes. */ - STAILQ_ENTRY(_Dwarf_Abbrev) - a_next; /* Next abbrev. */ -}; - -struct _Dwarf_CU { - uint64_t cu_offset; /* Offset to the this compilation unit. */ - uint32_t cu_length; /* Length of CU data. */ - uint32_t cu_header_length; - /* Length of the CU header. */ - uint16_t cu_version; /* DWARF version. */ - uint64_t cu_abbrev_offset; - /* Offset into .debug_abbrev. */ - uint8_t cu_pointer_size; - /* Number of bytes in pointer. */ - uint64_t cu_next_offset; - /* Offset to the next compilation unit. */ - STAILQ_HEAD(, _Dwarf_Abbrev) - cu_abbrev; /* List of abbrevs. */ - STAILQ_HEAD(, _Dwarf_Die) - cu_die; /* List of dies. */ - STAILQ_HEAD(, _Dwarf_Die) - cu_die_hash[DWARF_DIE_HASH_SIZE]; - /* Hash of dies. */ - STAILQ_ENTRY(_Dwarf_CU) - cu_next; /* Next compilation unit. */ -}; - -typedef struct _Dwarf_section { - Elf_Scn *s_scn; /* Section pointer. */ - GElf_Shdr s_shdr; /* Copy of the section header. */ - char *s_sname; /* Ptr to the section name. */ - uint32_t s_shnum; /* Section number. */ - Elf_Data *s_data; /* Section data. */ -} Dwarf_section; - -struct _Dwarf_Debug { - Elf *dbg_elf; /* Ptr to the ELF handle. */ - GElf_Ehdr dbg_ehdr; /* Copy of the ELF header. */ - int dbg_elf_close; /* True if elf_end() required. */ - int dbg_mode; /* Access mode. */ - size_t dbg_stnum; /* Section header string table section number. */ - int dbg_offsize; /* DWARF offset size. */ - Dwarf_section dbg_s[DWARF_DEBUG_SNAMES]; - /* Array of section information. */ - STAILQ_HEAD(, _Dwarf_CU) - dbg_cu; /* List of compilation units. */ - Dwarf_CU dbg_cu_current; - /* Ptr to the current compilation unit. */ - - STAILQ_HEAD(, _Dwarf_Func) dbg_func; /* List of functions */ -}; - -struct _Dwarf_Func { - Dwarf_Die func_die; - const char *func_name; - Dwarf_Addr func_low_pc; - Dwarf_Addr func_high_pc; - int func_is_inlined; - /* inlined instance */ - STAILQ_HEAD(, _Dwarf_Inlined_Func) func_inlined_instances; - STAILQ_ENTRY(_Dwarf_Func) func_next; -}; - -struct _Dwarf_Inlined_Func { - struct _Dwarf_Func *ifunc_origin; - Dwarf_Die ifunc_abstract; - Dwarf_Die ifunc_concrete; - Dwarf_Addr ifunc_low_pc; - Dwarf_Addr ifunc_high_pc; - STAILQ_ENTRY(_Dwarf_Inlined_Func) ifunc_next; -}; - -void dwarf_build_function_table(Dwarf_Debug dbg); - -#ifdef DWARF_DEBUG -#include <assert.h> -#define DWARF_ASSERT(x) assert(x) -#else -#define DWARF_ASSERT(x) -#endif - -#endif /* !__LIBDWARF_H_ */ diff --git a/lib/libdwarf/dwarf.h b/lib/libdwarf/dwarf.h deleted file mode 100644 index 6eb20776e64f..000000000000 --- a/lib/libdwarf/dwarf.h +++ /dev/null @@ -1,479 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#ifndef _DWARF_H_ -#define _DWARF_H_ - -#define DW_TAG_array_type 0x01 -#define DW_TAG_class_type 0x02 -#define DW_TAG_entry_point 0x03 -#define DW_TAG_enumeration_type 0x04 -#define DW_TAG_formal_parameter 0x05 -#define DW_TAG_imported_declaration 0x08 -#define DW_TAG_label 0x0a -#define DW_TAG_lexical_block 0x0b -#define DW_TAG_member 0x0d -#define DW_TAG_pointer_type 0x0f -#define DW_TAG_reference_type 0x10 -#define DW_TAG_compile_unit 0x11 -#define DW_TAG_string_type 0x12 -#define DW_TAG_structure_type 0x13 -#define DW_TAG_subroutine_type 0x15 -#define DW_TAG_typedef 0x16 -#define DW_TAG_union_type 0x17 -#define DW_TAG_unspecified_parameters 0x18 -#define DW_TAG_variant 0x19 -#define DW_TAG_common_block 0x1a -#define DW_TAG_common_inclusion 0x1b -#define DW_TAG_inheritance 0x1c -#define DW_TAG_inlined_subroutine 0x1d -#define DW_TAG_module 0x1e -#define DW_TAG_ptr_to_member_type 0x1f -#define DW_TAG_set_type 0x20 -#define DW_TAG_subrange_type 0x21 -#define DW_TAG_with_stmt 0x22 -#define DW_TAG_access_declaration 0x23 -#define DW_TAG_base_type 0x24 -#define DW_TAG_catch_block 0x25 -#define DW_TAG_const_type 0x26 -#define DW_TAG_constant 0x27 -#define DW_TAG_enumerator 0x28 -#define DW_TAG_friend 0x2a -#define DW_TAG_namelist 0x2b -#define DW_TAG_namelist_item 0x2c -#define DW_TAG_packed_type 0x2d -#define DW_TAG_subprogram 0x2e -#define DW_TAG_template_type_parameter 0x2f -#define DW_TAG_template_type_param 0x2f -#define DW_TAG_template_value_parameter 0x30 -#define DW_TAG_template_value_param 0x30 -#define DW_TAG_thrown_type 0x31 -#define DW_TAG_try_block 0x32 -#define DW_TAG_variant_part 0x33 -#define DW_TAG_variable 0x34 -#define DW_TAG_volatile_type 0x35 -#define DW_TAG_dwarf_procedure 0x36 -#define DW_TAG_restrict_type 0x37 -#define DW_TAG_interface_type 0x38 -#define DW_TAG_namespace 0x39 -#define DW_TAG_imported_module 0x3a -#define DW_TAG_unspecified_type 0x3b -#define DW_TAG_partial_unit 0x3c -#define DW_TAG_imported_unit 0x3d -#define DW_TAG_condition 0x3f -#define DW_TAG_shared_type 0x40 - -#define DW_TAG_lo_user 0x4080 - -#define DW_TAG_hi_user 0xffff - -#define DW_CHILDREN_no 0x00 -#define DW_CHILDREN_yes 0x01 - -#define DW_AT_sibling 0x01 -#define DW_AT_location 0x02 -#define DW_AT_name 0x03 -#define DW_AT_ordering 0x09 -#define DW_AT_subscr_data 0x0a -#define DW_AT_byte_size 0x0b -#define DW_AT_bit_offset 0x0c -#define DW_AT_bit_size 0x0d -#define DW_AT_element_list 0x0f -#define DW_AT_stmt_list 0x10 -#define DW_AT_low_pc 0x11 -#define DW_AT_high_pc 0x12 -#define DW_AT_language 0x13 -#define DW_AT_member 0x14 -#define DW_AT_discr 0x15 -#define DW_AT_discr_value 0x16 -#define DW_AT_visibility 0x17 -#define DW_AT_import 0x18 -#define DW_AT_string_length 0x19 -#define DW_AT_common_reference 0x1a -#define DW_AT_comp_dir 0x1b -#define DW_AT_const_value 0x1c -#define DW_AT_containing_type 0x1d -#define DW_AT_default_value 0x1e -#define DW_AT_inline 0x20 -#define DW_AT_is_optional 0x21 -#define DW_AT_lower_bound 0x22 -#define DW_AT_producer 0x25 -#define DW_AT_prototyped 0x27 -#define DW_AT_return_addr 0x2a -#define DW_AT_start_scope 0x2c -#define DW_AT_bit_stride 0x2e -#define DW_AT_stride_size 0x2e -#define DW_AT_upper_bound 0x2f -#define DW_AT_abstract_origin 0x31 -#define DW_AT_accessibility 0x32 -#define DW_AT_address_class 0x33 -#define DW_AT_artificial 0x34 -#define DW_AT_base_types 0x35 -#define DW_AT_calling_convention 0x36 -#define DW_AT_count 0x37 -#define DW_AT_data_member_location 0x38 -#define DW_AT_decl_column 0x39 -#define DW_AT_decl_file 0x3a -#define DW_AT_decl_line 0x3b -#define DW_AT_declaration 0x3c -#define DW_AT_discr_list 0x3d -#define DW_AT_encoding 0x3e -#define DW_AT_external 0x3f -#define DW_AT_frame_base 0x40 -#define DW_AT_friend 0x41 -#define DW_AT_identifier_case 0x42 -#define DW_AT_macro_info 0x43 -#define DW_AT_namelist_item 0x44 -#define DW_AT_priority 0x45 -#define DW_AT_segment 0x46 -#define DW_AT_specification 0x47 -#define DW_AT_static_link 0x48 -#define DW_AT_type 0x49 -#define DW_AT_use_location 0x4a -#define DW_AT_variable_parameter 0x4b -#define DW_AT_virtuality 0x4c -#define DW_AT_vtable_elem_location 0x4d - -#define DW_AT_lo_user 0x2000 - -#define DW_AT_hi_user 0x3fff - -#define DW_FORM_addr 0x01 -#define DW_FORM_block2 0x03 -#define DW_FORM_block4 0x04 -#define DW_FORM_data2 0x05 -#define DW_FORM_data4 0x06 -#define DW_FORM_data8 0x07 -#define DW_FORM_string 0x08 -#define DW_FORM_block 0x09 -#define DW_FORM_block1 0x0a -#define DW_FORM_data1 0x0b -#define DW_FORM_flag 0x0c -#define DW_FORM_sdata 0x0d -#define DW_FORM_strp 0x0e -#define DW_FORM_udata 0x0f -#define DW_FORM_ref_addr 0x10 -#define DW_FORM_ref1 0x11 -#define DW_FORM_ref2 0x12 -#define DW_FORM_ref4 0x13 -#define DW_FORM_ref8 0x14 -#define DW_FORM_ref_udata 0x15 -#define DW_FORM_indirect 0x16 -#define DW_FORM_flag_present 0x19 - -#define DW_OP_addr 0x03 -#define DW_OP_deref 0x06 -#define DW_OP_const1u 0x08 -#define DW_OP_const1s 0x09 -#define DW_OP_const2u 0x0a -#define DW_OP_const2s 0x0b -#define DW_OP_const4u 0x0c -#define DW_OP_const4s 0x0d -#define DW_OP_const8u 0x0e -#define DW_OP_const8s 0x0f -#define DW_OP_constu 0x10 -#define DW_OP_consts 0x11 -#define DW_OP_dup 0x12 -#define DW_OP_drop 0x13 -#define DW_OP_over 0x14 -#define DW_OP_pick 0x15 -#define DW_OP_swap 0x16 -#define DW_OP_rot 0x17 -#define DW_OP_xderef 0x18 -#define DW_OP_abs 0x19 -#define DW_OP_and 0x1a -#define DW_OP_div 0x1b -#define DW_OP_minus 0x1c -#define DW_OP_mod 0x1d -#define DW_OP_mul 0x1e -#define DW_OP_neg 0x1f -#define DW_OP_not 0x20 -#define DW_OP_or 0x21 -#define DW_OP_plus 0x22 -#define DW_OP_plus_uconst 0x23 -#define DW_OP_shl 0x24 -#define DW_OP_shr 0x25 -#define DW_OP_shra 0x26 -#define DW_OP_xor 0x27 -#define DW_OP_bra 0x28 -#define DW_OP_eq 0x29 -#define DW_OP_ge 0x2a -#define DW_OP_gt 0x2b -#define DW_OP_le 0x2c -#define DW_OP_lt 0x2d -#define DW_OP_ne 0x2e -#define DW_OP_skip 0x2f -#define DW_OP_lit0 0x30 -#define DW_OP_lit1 0x31 -#define DW_OP_lit2 0x32 -#define DW_OP_lit3 0x33 -#define DW_OP_lit4 0x34 -#define DW_OP_lit5 0x35 -#define DW_OP_lit6 0x36 -#define DW_OP_lit7 0x37 -#define DW_OP_lit8 0x38 -#define DW_OP_lit9 0x39 -#define DW_OP_lit10 0x3a -#define DW_OP_lit11 0x3b -#define DW_OP_lit12 0x3c -#define DW_OP_lit13 0x3d -#define DW_OP_lit14 0x3e -#define DW_OP_lit15 0x3f -#define DW_OP_lit16 0x40 -#define DW_OP_lit17 0x41 -#define DW_OP_lit18 0x42 -#define DW_OP_lit19 0x43 -#define DW_OP_lit20 0x44 -#define DW_OP_lit21 0x45 -#define DW_OP_lit22 0x46 -#define DW_OP_lit23 0x47 -#define DW_OP_lit24 0x48 -#define DW_OP_lit25 0x49 -#define DW_OP_lit26 0x4a -#define DW_OP_lit27 0x4b -#define DW_OP_lit28 0x4c -#define DW_OP_lit29 0x4d -#define DW_OP_lit30 0x4e -#define DW_OP_lit31 0x4f -#define DW_OP_reg0 0x50 -#define DW_OP_reg1 0x51 -#define DW_OP_reg2 0x52 -#define DW_OP_reg3 0x53 -#define DW_OP_reg4 0x54 -#define DW_OP_reg5 0x55 -#define DW_OP_reg6 0x56 -#define DW_OP_reg7 0x57 -#define DW_OP_reg8 0x58 -#define DW_OP_reg9 0x59 -#define DW_OP_reg10 0x5a -#define DW_OP_reg11 0x5b -#define DW_OP_reg12 0x5c -#define DW_OP_reg13 0x5d -#define DW_OP_reg14 0x5e -#define DW_OP_reg15 0x5f -#define DW_OP_reg16 0x60 -#define DW_OP_reg17 0x61 -#define DW_OP_reg18 0x62 -#define DW_OP_reg19 0x63 -#define DW_OP_reg20 0x64 -#define DW_OP_reg21 0x65 -#define DW_OP_reg22 0x66 -#define DW_OP_reg23 0x67 -#define DW_OP_reg24 0x68 -#define DW_OP_reg25 0x69 -#define DW_OP_reg26 0x6a -#define DW_OP_reg27 0x6b -#define DW_OP_reg28 0x6c -#define DW_OP_reg29 0x6d -#define DW_OP_reg30 0x6e -#define DW_OP_reg31 0x6f -#define DW_OP_breg0 0x70 -#define DW_OP_breg1 0x71 -#define DW_OP_breg2 0x72 -#define DW_OP_breg3 0x73 -#define DW_OP_breg4 0x74 -#define DW_OP_breg5 0x75 -#define DW_OP_breg6 0x76 -#define DW_OP_breg7 0x77 -#define DW_OP_breg8 0x78 -#define DW_OP_breg9 0x79 -#define DW_OP_breg10 0x7a -#define DW_OP_breg11 0x7b -#define DW_OP_breg12 0x7c -#define DW_OP_breg13 0x7d -#define DW_OP_breg14 0x7e -#define DW_OP_breg15 0x7f -#define DW_OP_breg16 0x80 -#define DW_OP_breg17 0x81 -#define DW_OP_breg18 0x82 -#define DW_OP_breg19 0x83 -#define DW_OP_breg20 0x84 -#define DW_OP_breg21 0x85 -#define DW_OP_breg22 0x86 -#define DW_OP_breg23 0x87 -#define DW_OP_breg24 0x88 -#define DW_OP_breg25 0x89 -#define DW_OP_breg26 0x8a -#define DW_OP_breg27 0x8b -#define DW_OP_breg28 0x8c -#define DW_OP_breg29 0x8d -#define DW_OP_breg30 0x8e -#define DW_OP_breg31 0x8f -#define DW_OP_regx 0x90 -#define DW_OP_fbreg 0x91 -#define DW_OP_bregx 0x92 -#define DW_OP_piece 0x93 -#define DW_OP_deref_size 0x94 -#define DW_OP_xderef_size 0x95 -#define DW_OP_nop 0x96 - -#define DW_OP_lo_user 0xe0 - -#define DW_OP_hi_user 0xff - -#define DW_ATE_address 0x1 -#define DW_ATE_boolean 0x2 -#define DW_ATE_complex_float 0x3 -#define DW_ATE_float 0x4 -#define DW_ATE_signed 0x5 -#define DW_ATE_signed_char 0x6 -#define DW_ATE_unsigned 0x7 -#define DW_ATE_unsigned_char 0x8 -#define DW_ATE_imaginary_float 0x9 -#define DW_ATE_packed_decimal 0xa -#define DW_ATE_numeric_string 0xb -#define DW_ATE_edited 0xc -#define DW_ATE_signed_fixed 0xd -#define DW_ATE_unsigned_fixed 0xe -#define DW_ATE_decimal_float 0xf - -#define DW_ATE_lo_user 0x80 - -#define DW_ATE_hi_user 0xff - -#define DW_ACCESS_public 0x01 -#define DW_ACCESS_protected 0x02 -#define DW_ACCESS_private 0x03 - -#define DW_VIS_local 0x01 -#define DW_VIS_exported 0x02 -#define DW_VIS_qualified 0x03 - -#define DW_VIRTUALITY_none 0x00 -#define DW_VIRTUALITY_virtual 0x01 -#define DW_VIRTUALITY_pure_virtual 0x02 - -#define DW_LANG_C89 0x0001 -#define DW_LANG_C 0x0002 -#define DW_LANG_Ada83 0x0003 -#define DW_LANG_C_plus_plus 0x0004 -#define DW_LANG_Cobol74 0x0005 -#define DW_LANG_Cobol85 0x0006 -#define DW_LANG_Fortran77 0x0007 -#define DW_LANG_Fortran90 0x0008 -#define DW_LANG_Pascal83 0x0009 -#define DW_LANG_Modula2 0x000a -#define DW_LANG_Java 0x000b -#define DW_LANG_C99 0x000c -#define DW_LANG_Ada95 0x000d -#define DW_LANG_Fortran95 0x000e -#define DW_LANG_PLI 0x000f -#define DW_LANG_ObjC 0x0010 -#define DW_LANG_ObjC_plus_plus 0x0011 -#define DW_LANG_UPC 0x0012 -#define DW_LANG_D 0x0013 - -#define DW_LANG_lo_user 0x8000 - -#define DW_LANG_hi_user 0xffff - -#define DW_ID_case_sensitive 0x00 -#define DW_ID_up_case 0x01 -#define DW_ID_down_case 0x02 -#define DW_ID_case_insensitive 0x03 - -#define DW_CC_normal 0x01 -#define DW_CC_program 0x02 -#define DW_CC_nocall 0x03 - -#define DW_CC_lo_user 0x40 - -#define DW_CC_hi_user 0xff - -#define DW_INL_not_inlined 0x00 -#define DW_INL_inlined 0x01 -#define DW_INL_declared_not_inlined 0x02 -#define DW_INL_declared_inlined 0x03 - -#define DW_ORD_row_major 0x00 -#define DW_ORD_col_major 0x01 - -#define DW_DSC_label 0x00 -#define DW_DSC_range 0x01 - -#define DW_LNS_copy 0x01 -#define DW_LNS_advance_pc 0x02 -#define DW_LNS_advance_line 0x03 -#define DW_LNS_set_file 0x04 -#define DW_LNS_set_column 0x05 -#define DW_LNS_negate_stmt 0x06 -#define DW_LNS_set_basic_block 0x07 -#define DW_LNS_const_add_pc 0x08 -#define DW_LNS_fixed_advance_pc 0x09 -#define DW_LNS_set_prologue_end 0x0a -#define DW_LNS_set_epilogue_begin 0x0b -#define DW_LNS_set_isa 0x0c - -#define DW_LNE_end_sequence 0x01 -#define DW_LNE_set_address 0x02 -#define DW_LNE_define_file 0x03 - -#define DW_LNE_lo_user 0x80 - -#define DW_LNE_hi_user 0xff - -#define DW_MACINFO_define 0x01 -#define DW_MACINFO_undef 0x02 -#define DW_MACINFO_start_file 0x03 -#define DW_MACINFO_end_file 0x04 -#define DW_MACINFO_vendor_ext 0xff - -#define DW_CFA_advance_loc 0x40 -#define DW_CFA_offset 0x80 -#define DW_CFA_restore 0xc0 -#define DW_CFA_extended 0 - -#define DW_CFA_nop 0x00 -#define DW_CFA_set_loc 0x01 -#define DW_CFA_advance_loc1 0x02 -#define DW_CFA_advance_loc2 0x03 -#define DW_CFA_advance_loc4 0x04 -#define DW_CFA_offset_extended 0x05 -#define DW_CFA_restore_extended 0x06 -#define DW_CFA_undefined 0x07 -#define DW_CFA_same_value 0x08 -#define DW_CFA_register 0x09 -#define DW_CFA_remember_state 0x0a -#define DW_CFA_restore_state 0x0b -#define DW_CFA_def_cfa 0x0c -#define DW_CFA_def_cfa_register 0x0d -#define DW_CFA_def_cfa_offset 0x0e -#define DW_CFA_def_cfa_expression 0x0f -#define DW_CFA_expression 0x10 -#define DW_CFA_cfa_offset_extended_sf 0x11 -#define DW_CFA_def_cfa_sf 0x12 -#define DW_CFA_def_cfa_offset_sf 0x13 -#define DW_CFA_val_offset 0x14 -#define DW_CFA_val_offset_sf 0x15 -#define DW_CFA_val_expression 0x16 - -#define DW_CFA_lo_user 0x1c - -#define DW_CFA_high_user 0x3f - -#endif /* !_DWARF_H_ */ diff --git a/lib/libdwarf/dwarf_abbrev.c b/lib/libdwarf/dwarf_abbrev.c deleted file mode 100644 index aae575c3ba1a..000000000000 --- a/lib/libdwarf/dwarf_abbrev.c +++ /dev/null @@ -1,71 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include "_libdwarf.h" - -int -dwarf_abbrev_add(Dwarf_CU cu, uint64_t entry, uint64_t tag, uint8_t children, Dwarf_Abbrev *ap, Dwarf_Error *error) -{ - Dwarf_Abbrev a; - int ret = DWARF_E_NONE; - - if ((a = malloc(sizeof(struct _Dwarf_Abbrev))) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MEMORY); - return DWARF_E_MEMORY; - } - - /* Initialise the abbrev structure. */ - a->a_entry = entry; - a->a_tag = tag; - a->a_children = children; - - /* Initialise the list of attributes. */ - STAILQ_INIT(&a->a_attrib); - - /* Add the abbrev to the list in the compilation unit. */ - STAILQ_INSERT_TAIL(&cu->cu_abbrev, a, a_next); - - if (ap != NULL) - *ap = a; - - return ret; -} - -Dwarf_Abbrev -dwarf_abbrev_find(Dwarf_CU cu, uint64_t entry) -{ - Dwarf_Abbrev a = NULL; - - STAILQ_FOREACH(a, &cu->cu_abbrev, a_next) { - if (a->a_entry == entry) - break; - } - - return a; -} diff --git a/lib/libdwarf/dwarf_attr.c b/lib/libdwarf/dwarf_attr.c deleted file mode 100644 index 3c9d4c826d21..000000000000 --- a/lib/libdwarf/dwarf_attr.c +++ /dev/null @@ -1,92 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include <string.h> -#include "_libdwarf.h" - -int -dwarf_attr(Dwarf_Die die, Dwarf_Half attr, Dwarf_Attribute *atp, Dwarf_Error *err) -{ - Dwarf_Attribute at; - Dwarf_Abbrev a; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || atp == NULL || (a = die->die_a) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - STAILQ_FOREACH(at, &a->a_attrib, at_next) - if (at->at_attrib == attr) - break; - - *atp = at; - - if (at == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } - - return ret; -} - -int -dwarf_attr_add(Dwarf_Abbrev a, uint64_t attr, uint64_t form, Dwarf_Attribute *atp, Dwarf_Error *error) -{ - Dwarf_Attribute at; - int ret = DWARF_E_NONE; - - if (error == NULL) - return DWARF_E_ERROR; - - if (a == NULL) { - DWARF_SET_ERROR(error, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if ((at = malloc(sizeof(struct _Dwarf_Attribute))) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MEMORY); - return DWARF_E_MEMORY; - } - - /* Initialise the attribute structure. */ - at->at_attrib = attr; - at->at_form = form; - - /* Add the attribute to the list in the abbrev. */ - STAILQ_INSERT_TAIL(&a->a_attrib, at, at_next); - - if (atp != NULL) - *atp = at; - - return ret; -} diff --git a/lib/libdwarf/dwarf_attrval.c b/lib/libdwarf/dwarf_attrval.c deleted file mode 100644 index 25286dea5e2c..000000000000 --- a/lib/libdwarf/dwarf_attrval.c +++ /dev/null @@ -1,271 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include "_libdwarf.h" - -Dwarf_AttrValue -dwarf_attrval_find(Dwarf_Die die, Dwarf_Half attr) -{ - Dwarf_AttrValue av; - - STAILQ_FOREACH(av, &die->die_attrval, av_next) { - if (av->av_attrib == attr) - break; - } - - return av; -} - -int -dwarf_attrval_add(Dwarf_Die die, Dwarf_AttrValue avref, Dwarf_AttrValue *avp, Dwarf_Error *error) -{ - Dwarf_AttrValue av; - int ret = DWARF_E_NONE; - - if ((av = malloc(sizeof(struct _Dwarf_AttrValue))) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MEMORY); - return DWARF_E_MEMORY; - } - - memcpy(av, avref, sizeof(struct _Dwarf_AttrValue)); - - /* Add the attribute value to the list in the die. */ - STAILQ_INSERT_TAIL(&die->die_attrval, av, av_next); - - /* Save a pointer to the attribute name if this is one. */ - if (av->av_attrib == DW_AT_name) - switch (av->av_form) { - case DW_FORM_strp: - die->die_name = av->u[1].s; - break; - case DW_FORM_string: - die->die_name = av->u[0].s; - break; - default: - break; - } - - if (avp != NULL) - *avp = av; - - return ret; -} - -int -dwarf_attrval_flag(Dwarf_Die die, uint64_t attr, Dwarf_Bool *valp, Dwarf_Error *err) -{ - Dwarf_AttrValue av; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || valp == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *valp = 0; - - if ((av = dwarf_attrval_find(die, attr)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else { - switch (av->av_form) { - case DW_FORM_flag: - case DW_FORM_flag_present: - *valp = (Dwarf_Bool) av->u[0].u64; - break; - default: - printf("%s(%d): av->av_form '%s' (0x%lx) not handled\n", - __func__,__LINE__,get_form_desc(av->av_form), - (u_long) av->av_form); - DWARF_SET_ERROR(err, DWARF_E_BAD_FORM); - ret = DWARF_E_BAD_FORM; - } - } - - return ret; -} - -int -dwarf_attrval_string(Dwarf_Die die, uint64_t attr, const char **strp, Dwarf_Error *err) -{ - Dwarf_AttrValue av; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || strp == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *strp = NULL; - - if (attr == DW_AT_name) - *strp = die->die_name; - else if ((av = dwarf_attrval_find(die, attr)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else { - switch (av->av_form) { - case DW_FORM_strp: - *strp = av->u[1].s; - break; - case DW_FORM_string: - *strp = av->u[0].s; - break; - default: - printf("%s(%d): av->av_form '%s' (0x%lx) not handled\n", - __func__,__LINE__,get_form_desc(av->av_form), - (u_long) av->av_form); - DWARF_SET_ERROR(err, DWARF_E_BAD_FORM); - ret = DWARF_E_BAD_FORM; - } - } - - return ret; -} - -int -dwarf_attrval_signed(Dwarf_Die die, uint64_t attr, Dwarf_Signed *valp, Dwarf_Error *err) -{ - Dwarf_AttrValue av; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || valp == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *valp = 0; - - if ((av = dwarf_attrval_find(die, attr)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else { - switch (av->av_form) { - case DW_FORM_data1: - case DW_FORM_sdata: - *valp = av->u[0].s64; - break; - default: - printf("%s(%d): av->av_form '%s' (0x%lx) not handled\n", - __func__,__LINE__,get_form_desc(av->av_form), - (u_long) av->av_form); - DWARF_SET_ERROR(err, DWARF_E_BAD_FORM); - ret = DWARF_E_BAD_FORM; - } - } - - return ret; -} - -int -dwarf_attrval_unsigned(Dwarf_Die die, uint64_t attr, Dwarf_Unsigned *valp, Dwarf_Error *err) -{ - Dwarf_AttrValue av; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || valp == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *valp = 0; - - if ((av = dwarf_attrval_find(die, attr)) == NULL && attr != DW_AT_type) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else if (av == NULL && (av = dwarf_attrval_find(die, - DW_AT_abstract_origin)) != NULL) { - Dwarf_Die die1; - Dwarf_Unsigned val; - - switch (av->av_form) { - case DW_FORM_data1: - case DW_FORM_data2: - case DW_FORM_data4: - case DW_FORM_data8: - case DW_FORM_ref1: - case DW_FORM_ref2: - case DW_FORM_ref4: - case DW_FORM_ref8: - case DW_FORM_ref_udata: - val = av->u[0].u64; - - if ((die1 = dwarf_die_find(die, val)) == NULL || - (av = dwarf_attrval_find(die1, attr)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } - break; - default: - printf("%s(%d): av->av_form '%s' (0x%lx) not handled\n", - __func__,__LINE__,get_form_desc(av->av_form), - (u_long) av->av_form); - DWARF_SET_ERROR(err, DWARF_E_BAD_FORM); - ret = DWARF_E_BAD_FORM; - } - } - - if (ret == DWARF_E_NONE) { - switch (av->av_form) { - case DW_FORM_data1: - case DW_FORM_data2: - case DW_FORM_data4: - case DW_FORM_data8: - case DW_FORM_ref1: - case DW_FORM_ref2: - case DW_FORM_ref4: - case DW_FORM_ref8: - case DW_FORM_ref_udata: - *valp = av->u[0].u64; - break; - default: - printf("%s(%d): av->av_form '%s' (0x%lx) not handled\n", - __func__,__LINE__,get_form_desc(av->av_form), - (u_long) av->av_form); - DWARF_SET_ERROR(err, DWARF_E_BAD_FORM); - ret = DWARF_E_BAD_FORM; - } - } - - return ret; -} diff --git a/lib/libdwarf/dwarf_cu.c b/lib/libdwarf/dwarf_cu.c deleted file mode 100644 index 325ffdcaa30e..000000000000 --- a/lib/libdwarf/dwarf_cu.c +++ /dev/null @@ -1,68 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include "_libdwarf.h" - -int -dwarf_next_cu_header(Dwarf_Debug dbg, Dwarf_Unsigned *cu_header_length, - Dwarf_Half *cu_version, Dwarf_Unsigned *cu_abbrev_offset, - Dwarf_Half *cu_pointer_size, Dwarf_Unsigned *cu_next_offset, Dwarf_Error *error) -{ - Dwarf_CU next; - - if (error == NULL) - return DWARF_E_ERROR; - - if (dbg == NULL || cu_header_length == NULL || cu_version == NULL || - cu_abbrev_offset == NULL || cu_pointer_size == NULL || - cu_next_offset == NULL) { - DWARF_SET_ERROR(error, DWARF_E_ARGUMENT); - return DWARF_E_ERROR; - } - - if (dbg->dbg_cu_current == NULL) - dbg->dbg_cu_current = STAILQ_FIRST(&dbg->dbg_cu); - else if ((next = STAILQ_NEXT(dbg->dbg_cu_current, cu_next)) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_NO_ENTRY); - return DWARF_E_NO_ENTRY; - } else - dbg->dbg_cu_current = next; - - if (dbg->dbg_cu_current == NULL) { - DWARF_SET_ERROR(error, DWARF_E_NO_ENTRY); - return DWARF_E_NO_ENTRY; - } - - *cu_header_length = dbg->dbg_cu_current->cu_header_length; - *cu_version = dbg->dbg_cu_current->cu_version; - *cu_abbrev_offset = dbg->dbg_cu_current->cu_abbrev_offset; - *cu_pointer_size = dbg->dbg_cu_current->cu_pointer_size; - *cu_next_offset = dbg->dbg_cu_current->cu_next_offset; - - return DWARF_E_NONE; -} diff --git a/lib/libdwarf/dwarf_dealloc.c b/lib/libdwarf/dwarf_dealloc.c deleted file mode 100644 index dd910a003c7f..000000000000 --- a/lib/libdwarf/dwarf_dealloc.c +++ /dev/null @@ -1,41 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include "_libdwarf.h" - -void -dwarf_dealloc(Dwarf_Debug dbg __unused, Dwarf_Ptr p __unused, Dwarf_Unsigned alloc_type __unused) -{ - /* - * This libdwarf implementation doesn't use this style - * of memory allocation. It doesn't copy things to return - * them to the client, so the client doesn't need to - * remember to free them. - */ - return; -} diff --git a/lib/libdwarf/dwarf_die.c b/lib/libdwarf/dwarf_die.c deleted file mode 100644 index 486811efd176..000000000000 --- a/lib/libdwarf/dwarf_die.c +++ /dev/null @@ -1,189 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include "_libdwarf.h" - -int -dwarf_die_add(Dwarf_CU cu, int level, uint64_t offset, uint64_t abnum, Dwarf_Abbrev a, Dwarf_Die *diep, Dwarf_Error *err) -{ - Dwarf_Die die; - uint64_t key; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (cu == NULL || a == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if ((die = malloc(sizeof(struct _Dwarf_Die))) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_MEMORY); - return DWARF_E_MEMORY; - } - - /* Initialise the abbrev structure. */ - die->die_level = level; - die->die_offset = offset; - die->die_abnum = abnum; - die->die_a = a; - die->die_cu = cu; - die->die_name = ""; - - /* Initialise the list of attribute values. */ - STAILQ_INIT(&die->die_attrval); - - /* Add the die to the list in the compilation unit. */ - STAILQ_INSERT_TAIL(&cu->cu_die, die, die_next); - - /* Add the die to the hash table in the compilation unit. */ - key = offset % DWARF_DIE_HASH_SIZE; - STAILQ_INSERT_TAIL(&cu->cu_die_hash[key], die, die_hash); - - if (diep != NULL) - *diep = die; - - return ret; -} - -int -dwarf_dieoffset(Dwarf_Die die, Dwarf_Off *ret_offset, Dwarf_Error *err __unused) -{ - *ret_offset = die->die_offset; - - return DWARF_E_NONE; -} - -int -dwarf_child(Dwarf_Die die, Dwarf_Die *ret_die, Dwarf_Error *err) -{ - Dwarf_Die next; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || ret_die == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if ((next = STAILQ_NEXT(die, die_next)) == NULL || - next->die_level != die->die_level + 1) { - *ret_die = NULL; - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else - *ret_die = next; - - return ret; -} - -int -dwarf_tag(Dwarf_Die die, Dwarf_Half *tag, Dwarf_Error *err) -{ - Dwarf_Abbrev a; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || tag == NULL || (a = die->die_a) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *tag = a->a_tag; - - return DWARF_E_NONE; -} - -int -dwarf_siblingof(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Die *caller_ret_die, Dwarf_Error *err) -{ - Dwarf_Die next; - Dwarf_CU cu; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (dbg == NULL || caller_ret_die == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if ((cu = dbg->dbg_cu_current) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_CU_CURRENT); - return DWARF_E_CU_CURRENT; - } - - if (die == NULL) { - *caller_ret_die = STAILQ_FIRST(&cu->cu_die); - - if (*caller_ret_die == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } - } else { - next = die; - while ((next = STAILQ_NEXT(next, die_next)) != NULL) { - if (next->die_level < die->die_level) { - next = NULL; - break; - } - if (next->die_level == die->die_level) { - *caller_ret_die = next; - break; - } - } - - if (next == NULL) { - *caller_ret_die = NULL; - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } - } - - return ret; -} - -Dwarf_Die -dwarf_die_find(Dwarf_Die die, Dwarf_Unsigned off) -{ - Dwarf_CU cu = die->die_cu; - Dwarf_Die die1; - - STAILQ_FOREACH(die1, &cu->cu_die, die_next) { - if (die1->die_offset == off) - return (die1); - } - - return (NULL); -} diff --git a/lib/libdwarf/dwarf_dump.c b/lib/libdwarf/dwarf_dump.c deleted file mode 100644 index dc22800fa41e..000000000000 --- a/lib/libdwarf/dwarf_dump.c +++ /dev/null @@ -1,895 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include <string.h> -#include "_libdwarf.h" - -const char * -get_sht_desc(uint32_t sh_type) -{ - switch (sh_type) { - case SHT_NULL: - return "inactive"; - case SHT_PROGBITS: - return "program defined information"; - case SHT_SYMTAB: - return "symbol table section"; - case SHT_STRTAB: - return "string table section"; - case SHT_RELA: - return "relocation section with addends"; - case SHT_HASH: - return "symbol hash table section"; - case SHT_DYNAMIC: - return "dynamic section"; - case SHT_NOTE: - return "note section"; - case SHT_NOBITS: - return "no space section"; - case SHT_REL: - return "relocation section - no addends"; - case SHT_SHLIB: - return "reserved - purpose unknown"; - case SHT_DYNSYM: - return "dynamic symbol table section"; - case SHT_INIT_ARRAY: - return "Initialization function pointers."; - case SHT_FINI_ARRAY: - return "Termination function pointers."; - case SHT_PREINIT_ARRAY: - return "Pre-initialization function ptrs."; - case SHT_GROUP: - return "Section group."; - case SHT_SYMTAB_SHNDX: - return "Section indexes (see SHN_XINDEX)."; - case SHT_GNU_verdef: - return "Symbol versions provided"; - case SHT_GNU_verneed: - return "Symbol versions required"; - case SHT_GNU_versym: - return "Symbol version table"; - case SHT_AMD64_UNWIND: - return "AMD64 unwind"; - default: - return "Unknown"; - } -} - -const char * -get_attr_desc(uint32_t attr) -{ - switch (attr) { - case DW_AT_abstract_origin: - return "DW_AT_abstract_origin"; - case DW_AT_accessibility: - return "DW_AT_accessibility"; - case DW_AT_address_class: - return "DW_AT_address_class"; - case DW_AT_artificial: - return "DW_AT_artificial"; - case DW_AT_base_types: - return "DW_AT_base_types"; - case DW_AT_bit_offset: - return "DW_AT_bit_offset"; - case DW_AT_bit_size: - return "DW_AT_bit_size"; - case DW_AT_byte_size: - return "DW_AT_byte_size"; - case DW_AT_calling_convention: - return "DW_AT_calling_convention"; - case DW_AT_common_reference: - return "DW_AT_common_reference"; - case DW_AT_comp_dir: - return "DW_AT_comp_dir"; - case DW_AT_const_value: - return "DW_AT_const_value"; - case DW_AT_containing_type: - return "DW_AT_containing_type"; - case DW_AT_count: - return "DW_AT_count"; - case DW_AT_data_member_location: - return "DW_AT_data_member_location"; - case DW_AT_decl_column: - return "DW_AT_decl_column"; - case DW_AT_decl_file: - return "DW_AT_decl_file"; - case DW_AT_decl_line: - return "DW_AT_decl_line"; - case DW_AT_declaration: - return "DW_AT_declaration"; - case DW_AT_default_value: - return "DW_AT_default_value"; - case DW_AT_discr: - return "DW_AT_discr"; - case DW_AT_discr_list: - return "DW_AT_discr_list"; - case DW_AT_discr_value: - return "DW_AT_discr_value"; - case DW_AT_element_list: - return "DW_AT_element_list"; - case DW_AT_encoding: - return "DW_AT_encoding"; - case DW_AT_external: - return "DW_AT_external"; - case DW_AT_frame_base: - return "DW_AT_frame_base"; - case DW_AT_friend: - return "DW_AT_friend"; - case DW_AT_high_pc: - return "DW_AT_high_pc"; - case DW_AT_identifier_case: - return "DW_AT_identifier_case"; - case DW_AT_import: - return "DW_AT_import"; - case DW_AT_inline: - return "DW_AT_inline"; - case DW_AT_is_optional: - return "DW_AT_is_optional"; - case DW_AT_language: - return "DW_AT_language"; - case DW_AT_location: - return "DW_AT_location"; - case DW_AT_low_pc: - return "DW_AT_low_pc"; - case DW_AT_lower_bound: - return "DW_AT_lower_bound"; - case DW_AT_macro_info: - return "DW_AT_macro_info"; - case DW_AT_member: - return "DW_AT_member"; - case DW_AT_name: - return "DW_AT_name"; - case DW_AT_namelist_item: - return "DW_AT_namelist_item"; - case DW_AT_ordering: - return "DW_AT_ordering"; - case DW_AT_priority: - return "DW_AT_priority"; - case DW_AT_producer: - return "DW_AT_producer"; - case DW_AT_prototyped: - return "DW_AT_prototyped"; - case DW_AT_return_addr: - return "DW_AT_return_addr"; - case DW_AT_segment: - return "DW_AT_segment"; - case DW_AT_sibling: - return "DW_AT_sibling"; - case DW_AT_specification: - return "DW_AT_specification"; - case DW_AT_start_scope: - return "DW_AT_start_scope"; - case DW_AT_static_link: - return "DW_AT_static_link"; - case DW_AT_stmt_list: - return "DW_AT_stmt_list"; - case DW_AT_stride_size: - return "DW_AT_stride_size"; - case DW_AT_string_length: - return "DW_AT_string_length"; - case DW_AT_subscr_data: - return "DW_AT_subscr_data"; - case DW_AT_type: - return "DW_AT_type"; - case DW_AT_upper_bound: - return "DW_AT_upper_bound"; - case DW_AT_use_location: - return "DW_AT_use_location"; - case DW_AT_variable_parameter: - return "DW_AT_variable_parameter"; - case DW_AT_virtuality: - return "DW_AT_virtuality"; - case DW_AT_visibility: - return "DW_AT_visibility"; - case DW_AT_vtable_elem_location: - return "DW_AT_vtable_elem_location"; - default: - break; - } - - return "Unknown attribute"; -} - -const char * -get_form_desc(uint32_t form) -{ - switch (form) { - case DW_FORM_addr: - return "DW_FORM_addr"; - case DW_FORM_block: - return "DW_FORM_block"; - case DW_FORM_block1: - return "DW_FORM_block1"; - case DW_FORM_block2: - return "DW_FORM_block2"; - case DW_FORM_block4: - return "DW_FORM_block4"; - case DW_FORM_data1: - return "DW_FORM_data1"; - case DW_FORM_data2: - return "DW_FORM_data2"; - case DW_FORM_data4: - return "DW_FORM_data4"; - case DW_FORM_data8: - return "DW_FORM_data8"; - case DW_FORM_flag: - return "DW_FORM_flag"; - case DW_FORM_flag_present: - return "DW_FORM_flag_present"; - case DW_FORM_indirect: - return "DW_FORM_indirect"; - case DW_FORM_ref1: - return "DW_FORM_ref1"; - case DW_FORM_ref2: - return "DW_FORM_ref2"; - case DW_FORM_ref4: - return "DW_FORM_ref4"; - case DW_FORM_ref8: - return "DW_FORM_ref8"; - case DW_FORM_ref_addr: - return "DW_FORM_ref_addr"; - case DW_FORM_ref_udata: - return "DW_FORM_ref_udata"; - case DW_FORM_sdata: - return "DW_FORM_sdata"; - case DW_FORM_string: - return "DW_FORM_string"; - case DW_FORM_strp: - return "DW_FORM_strp"; - case DW_FORM_udata: - return "DW_FORM_udata"; - default: - break; - } - - return "Unknown attribute"; -} - -const char * -get_tag_desc(uint32_t tag) -{ - switch (tag) { - case DW_TAG_access_declaration: - return "DW_TAG_access_declaration"; - case DW_TAG_array_type: - return "DW_TAG_array_type"; - case DW_TAG_base_type: - return "DW_TAG_base_type"; - case DW_TAG_catch_block: - return "DW_TAG_catch_block"; - case DW_TAG_class_type: - return "DW_TAG_class_type"; - case DW_TAG_common_block: - return "DW_TAG_common_block"; - case DW_TAG_common_inclusion: - return "DW_TAG_common_inclusion"; - case DW_TAG_compile_unit: - return "DW_TAG_compile_unit"; - case DW_TAG_condition: - return "DW_TAG_condition"; - case DW_TAG_const_type: - return "DW_TAG_const_type"; - case DW_TAG_constant: - return "DW_TAG_constant"; - case DW_TAG_dwarf_procedure: - return "DW_TAG_dwarf_procedure"; - case DW_TAG_entry_point: - return "DW_TAG_entry_point"; - case DW_TAG_enumeration_type: - return "DW_TAG_enumeration_type"; - case DW_TAG_enumerator: - return "DW_TAG_enumerator"; - case DW_TAG_formal_parameter: - return "DW_TAG_formal_parameter"; - case DW_TAG_friend: - return "DW_TAG_friend"; - case DW_TAG_imported_declaration: - return "DW_TAG_imported_declaration"; - case DW_TAG_imported_module: - return "DW_TAG_imported_module"; - case DW_TAG_imported_unit: - return "DW_TAG_imported_unit"; - case DW_TAG_inheritance: - return "DW_TAG_inheritance"; - case DW_TAG_inlined_subroutine: - return "DW_TAG_inlined_subroutine"; - case DW_TAG_interface_type: - return "DW_TAG_interface_type"; - case DW_TAG_label: - return "DW_TAG_label"; - case DW_TAG_lexical_block: - return "DW_TAG_lexical_block"; - case DW_TAG_member: - return "DW_TAG_member"; - case DW_TAG_module: - return "DW_TAG_module"; - case DW_TAG_namelist: - return "DW_TAG_namelist"; - case DW_TAG_namelist_item: - return "DW_TAG_namelist_item"; - case DW_TAG_namespace: - return "DW_TAG_namespace"; - case DW_TAG_packed_type: - return "DW_TAG_packed_type"; - case DW_TAG_partial_unit: - return "DW_TAG_partial_unit"; - case DW_TAG_pointer_type: - return "DW_TAG_pointer_type"; - case DW_TAG_ptr_to_member_type: - return "DW_TAG_ptr_to_member_type"; - case DW_TAG_reference_type: - return "DW_TAG_reference_type"; - case DW_TAG_restrict_type: - return "DW_TAG_restrict_type"; - case DW_TAG_set_type: - return "DW_TAG_set_type"; - case DW_TAG_shared_type: - return "DW_TAG_shared_type"; - case DW_TAG_string_type: - return "DW_TAG_string_type"; - case DW_TAG_structure_type: - return "DW_TAG_structure_type"; - case DW_TAG_subprogram: - return "DW_TAG_subprogram"; - case DW_TAG_subrange_type: - return "DW_TAG_subrange_type"; - case DW_TAG_subroutine_type: - return "DW_TAG_subroutine_type"; - case DW_TAG_template_type_parameter: - return "DW_TAG_template_type_parameter"; - case DW_TAG_template_value_parameter: - return "DW_TAG_template_value_parameter"; - case DW_TAG_thrown_type: - return "DW_TAG_thrown_type"; - case DW_TAG_try_block: - return "DW_TAG_try_block"; - case DW_TAG_typedef: - return "DW_TAG_typedef"; - case DW_TAG_union_type: - return "DW_TAG_union_type"; - case DW_TAG_unspecified_parameters: - return "DW_TAG_unspecified_parameters"; - case DW_TAG_unspecified_type: - return "DW_TAG_unspecified_type"; - case DW_TAG_variable: - return "DW_TAG_variable"; - case DW_TAG_variant: - return "DW_TAG_variant"; - case DW_TAG_variant_part: - return "DW_TAG_variant_part"; - case DW_TAG_volatile_type: - return "DW_TAG_volatile_type"; - case DW_TAG_with_stmt: - return "DW_TAG_with_stmt"; - default: - break; - } - - return "Unknown tag"; -} - -void -dwarf_dump_abbrev(Dwarf_Debug dbg) -{ - Dwarf_Abbrev a; - Dwarf_Attribute at; - Dwarf_CU cu; - - printf("Contents of the .debug_abbrev section:\n\nEntry Tag\n"); - - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - STAILQ_FOREACH(a, &cu->cu_abbrev, a_next) { - printf("%5lu %-30s [%s children]\n", - (u_long) a->a_entry, get_tag_desc(a->a_tag), - (a->a_children == DW_CHILDREN_yes) ? "has" : "no"); - - STAILQ_FOREACH(at, &a->a_attrib, at_next) - printf(" %-30s %s\n", get_attr_desc(at->at_attrib), - get_form_desc(at->at_form)); - } - } -} -#ifdef DOODAD - case DW_AT_inline: - switch (uvalue) - { - case DW_INL_not_inlined: - printf (_("(not inlined)")); - break; - case DW_INL_inlined: - printf (_("(inlined)")); - break; - case DW_INL_declared_not_inlined: - printf (_("(declared as inline but ignored)")); - break; - case DW_INL_declared_inlined: - printf (_("(declared as inline and inlined)")); - break; - default: - printf (_(" (Unknown inline attribute value: %lx)"), uvalue); - break; - } - break; - - case DW_AT_language: - switch (uvalue) - { - case DW_LANG_C: printf ("(non-ANSI C)"); break; - case DW_LANG_C89: printf ("(ANSI C)"); break; - case DW_LANG_C_plus_plus: printf ("(C++)"); break; - case DW_LANG_Fortran77: printf ("(FORTRAN 77)"); break; - case DW_LANG_Fortran90: printf ("(Fortran 90)"); break; - case DW_LANG_Modula2: printf ("(Modula 2)"); break; - case DW_LANG_Pascal83: printf ("(ANSI Pascal)"); break; - case DW_LANG_Ada83: printf ("(Ada)"); break; - case DW_LANG_Cobol74: printf ("(Cobol 74)"); break; - case DW_LANG_Cobol85: printf ("(Cobol 85)"); break; - /* DWARF 2.1 values. */ - case DW_LANG_C99: printf ("(ANSI C99)"); break; - case DW_LANG_Ada95: printf ("(ADA 95)"); break; - case DW_LANG_Fortran95: printf ("(Fortran 95)"); break; - /* MIPS extension. */ - case DW_LANG_Mips_Assembler: printf ("(MIPS assembler)"); break; - /* UPC extension. */ - case DW_LANG_Upc: printf ("(Unified Parallel C)"); break; - default: - printf ("(Unknown: %lx)", uvalue); - break; - } - break; - - case DW_AT_encoding: - switch (uvalue) - { - case DW_ATE_void: printf ("(void)"); break; - case DW_ATE_address: printf ("(machine address)"); break; - case DW_ATE_boolean: printf ("(boolean)"); break; - case DW_ATE_complex_float: printf ("(complex float)"); break; - case DW_ATE_float: printf ("(float)"); break; - case DW_ATE_signed: printf ("(signed)"); break; - case DW_ATE_signed_char: printf ("(signed char)"); break; - case DW_ATE_unsigned: printf ("(unsigned)"); break; - case DW_ATE_unsigned_char: printf ("(unsigned char)"); break; - /* DWARF 2.1 value. */ - case DW_ATE_imaginary_float: printf ("(imaginary float)"); break; - default: - if (uvalue >= DW_ATE_lo_user - && uvalue <= DW_ATE_hi_user) - printf ("(user defined type)"); - else - printf ("(unknown type)"); - break; - } - break; - - case DW_AT_accessibility: - switch (uvalue) - { - case DW_ACCESS_public: printf ("(public)"); break; - case DW_ACCESS_protected: printf ("(protected)"); break; - case DW_ACCESS_private: printf ("(private)"); break; - default: - printf ("(unknown accessibility)"); - break; - } - break; - - case DW_AT_visibility: - switch (uvalue) - { - case DW_VIS_local: printf ("(local)"); break; - case DW_VIS_exported: printf ("(exported)"); break; - case DW_VIS_qualified: printf ("(qualified)"); break; - default: printf ("(unknown visibility)"); break; - } - break; - - case DW_AT_virtuality: - switch (uvalue) - { - case DW_VIRTUALITY_none: printf ("(none)"); break; - case DW_VIRTUALITY_virtual: printf ("(virtual)"); break; - case DW_VIRTUALITY_pure_virtual:printf ("(pure_virtual)"); break; - default: printf ("(unknown virtuality)"); break; - } - break; - - case DW_AT_identifier_case: - switch (uvalue) - { - case DW_ID_case_sensitive: printf ("(case_sensitive)"); break; - case DW_ID_up_case: printf ("(up_case)"); break; - case DW_ID_down_case: printf ("(down_case)"); break; - case DW_ID_case_insensitive: printf ("(case_insensitive)"); break; - default: printf ("(unknown case)"); break; - } - break; - - case DW_AT_calling_convention: - switch (uvalue) - { - case DW_CC_normal: printf ("(normal)"); break; - case DW_CC_program: printf ("(program)"); break; - case DW_CC_nocall: printf ("(nocall)"); break; - default: - if (uvalue >= DW_CC_lo_user - && uvalue <= DW_CC_hi_user) - printf ("(user defined)"); - else - printf ("(unknown convention)"); - } - break; - - case DW_AT_ordering: - switch (uvalue) - { - case -1: printf ("(undefined)"); break; - case 0: printf ("(row major)"); break; - case 1: printf ("(column major)"); break; - } - break; - - case DW_AT_frame_base: - case DW_AT_location: - case DW_AT_data_member_location: - case DW_AT_vtable_elem_location: - case DW_AT_allocated: - case DW_AT_associated: - case DW_AT_data_location: - case DW_AT_stride: - case DW_AT_upper_bound: - case DW_AT_lower_bound: - if (block_start) - { - printf ("("); - decode_location_expression (block_start, pointer_size, uvalue); - printf (")"); - } - else if (form == DW_FORM_data4 || form == DW_FORM_data8) - { - printf ("("); - printf ("location list"); - printf (")"); - } - break; -#endif - -static void -dwarf_dump_av_attr(Dwarf_Die die __unused, Dwarf_AttrValue av) -{ - switch (av->av_attrib) { - case DW_AT_accessibility: - break; - - case DW_AT_calling_convention: - break; - - case DW_AT_encoding: - break; - - case DW_AT_identifier_case: - break; - - case DW_AT_inline: - break; - - case DW_AT_language: - break; - - case DW_AT_ordering: - break; - - case DW_AT_virtuality: - break; - - case DW_AT_visibility: - break; - - case DW_AT_frame_base: - case DW_AT_location: - case DW_AT_data_member_location: - case DW_AT_vtable_elem_location: - case DW_AT_upper_bound: - case DW_AT_lower_bound: - break; - - default: - break; - } -} - -void -dwarf_dump_av(Dwarf_Die die, Dwarf_AttrValue av) -{ - uint64_t i; - - printf(" %-30s : %-16s ", - get_attr_desc(av->av_attrib), - get_form_desc(av->av_form)); - - switch (av->av_form) { - case DW_FORM_addr: - printf("0x%llx", (unsigned long long) av->u[0].u64); - break; - case DW_FORM_block: - case DW_FORM_block1: - case DW_FORM_block2: - case DW_FORM_block4: - printf("%lu byte block:", (u_long) av->u[0].u64); - for (i = 0; i < av->u[0].u64; i++) - printf(" %02x", av->u[1].u8p[i]); - break; - case DW_FORM_data1: - case DW_FORM_data2: - case DW_FORM_data4: - case DW_FORM_data8: - case DW_FORM_flag: - case DW_FORM_flag_present: - printf("%llu", (unsigned long long) av->u[0].u64); - break; - case DW_FORM_ref1: - case DW_FORM_ref2: - case DW_FORM_ref4: - case DW_FORM_ref8: - case DW_FORM_ref_udata: - printf("<%llx>", (unsigned long long) (av->u[0].u64 + - die->die_cu->cu_offset)); - break; - case DW_FORM_string: - printf("%s", av->u[0].s); - break; - case DW_FORM_strp: - printf("(indirect string, offset 0x%llx): %s", - (unsigned long long) av->u[0].u64, av->u[1].s); - break; - default: - printf("unknown form"); - break; - } - - /* Dump any extra attribute-specific information. */ - dwarf_dump_av_attr(die, av); - - printf("\n"); -} - -void -dwarf_dump_die_at_offset(Dwarf_Debug dbg, Dwarf_Off off) -{ - Dwarf_CU cu; - Dwarf_Die die; - - if (dbg == NULL) - return; - - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - STAILQ_FOREACH(die, &cu->cu_die, die_next) { - if ((off_t) die->die_offset == off) { - dwarf_dump_die(die); - return; - } - } - } -} - -void -dwarf_dump_die(Dwarf_Die die) -{ - Dwarf_AttrValue av; - - printf("<%d><%llx>: Abbrev number: %llu (%s)\n", - die->die_level, (unsigned long long) die->die_offset, - (unsigned long long) die->die_abnum, - get_tag_desc(die->die_a->a_tag)); - - STAILQ_FOREACH(av, &die->die_attrval, av_next) - dwarf_dump_av(die, av); -} - -void -dwarf_dump_raw(Dwarf_Debug dbg) -{ - Dwarf_CU cu; - char *p = (char *) dbg; - int i; - - printf("dbg %p\n",dbg); - - if (dbg == NULL) - return; - - for (i = 0; i < (int) sizeof(*dbg); i++) { - if (*p >= 0x20 && *p < 0x7f) { - printf(" %c",*p++ & 0xff); - } else { - printf(" %02x",*p++ & 0xff); - } - } - printf("\n"); - - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - p = (char *) cu; - printf("cu %p\n",cu); - for (i = 0; i < (int) sizeof(*cu); i++) { - if (*p >= 0x20 && *p < 0x7f) { - printf(" %c",*p++ & 0xff); - } else { - printf(" %02x",*p++ & 0xff); - } - } - printf("\n"); - } -} - -static void -dwarf_dump_tree_dies(Dwarf_Debug dbg, Dwarf_Die die, Dwarf_Error *error) -{ - Dwarf_Die child; - int ret; - - do { - dwarf_dump_die(die); - - if ((ret = dwarf_child(die, &child, error) == DWARF_E_NO_ENTRY)) { - /* No children. */ - } else if (ret != DWARF_E_NONE) { - printf("Error %s\n", dwarf_errmsg(error)); - return; - } else - dwarf_dump_tree_dies(dbg, child, error); - - if (dwarf_siblingof(dbg, die, &die, error) != DWARF_E_NONE) - die = NULL; - - } while (die != NULL); -} - -void -dwarf_dump_tree(Dwarf_Debug dbg) -{ - Dwarf_CU cu; - Dwarf_Die die; - Dwarf_Error error; - Dwarf_Half cu_pointer_size; - Dwarf_Half cu_version; - Dwarf_Unsigned cu_abbrev_offset; - Dwarf_Unsigned cu_header_length; - Dwarf_Unsigned cu_next_offset; - - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - printf ("\nCompilation Unit @ offset %llx:\n", - (unsigned long long) cu->cu_offset); - printf (" Length: %lu\n", (u_long) cu->cu_length); - printf (" Version: %hu\n", cu->cu_version); - printf (" Abbrev Offset: %lu\n", (u_long) cu->cu_abbrev_offset); - printf (" Pointer Size: %u\n", (u_int) cu->cu_pointer_size); - - if (dwarf_next_cu_header(dbg, &cu_header_length, - &cu_version, &cu_abbrev_offset, &cu_pointer_size, - &cu_next_offset, &error) != DWARF_E_NONE) { - printf("Error %s\n", dwarf_errmsg(&error)); - return; - } - - if (dwarf_siblingof(dbg, NULL, &die, &error) != DWARF_E_NONE) { - printf("Error %s\n", dwarf_errmsg(&error)); - return; - } - - dwarf_dump_tree_dies(dbg, die, &error); - - } -} - -void -dwarf_dump_info(Dwarf_Debug dbg) -{ - Dwarf_CU cu; - Dwarf_Die die; - - printf("Contents of the .debug_info section:\n"); - - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - printf ("\nCompilation Unit @ offset %llx:\n", - (unsigned long long) cu->cu_offset); - printf (" Length: %lu\n", (u_long) cu->cu_length); - printf (" Version: %hu\n", cu->cu_version); - printf (" Abbrev Offset: %lu\n", (u_long) cu->cu_abbrev_offset); - printf (" Pointer Size: %u\n", (u_int) cu->cu_pointer_size); - - STAILQ_FOREACH(die, &cu->cu_die, die_next) - dwarf_dump_die(die); - } -} - - -void -dwarf_dump_shstrtab(Dwarf_Debug dbg) -{ - char *name; - int indx = 0; - - printf("---------------------\nSection header string table contents:\n"); - while ((name = elf_strptr(dbg->dbg_elf, dbg->dbg_stnum, indx)) != NULL) { - printf("%5d '%s'\n",indx,name); - indx += strlen(name) + 1; - } -} - -void -dwarf_dump_strtab(Dwarf_Debug dbg) -{ - char *name; - int indx = 0; - - printf("---------------------\nString table contents:\n"); - while ((name = elf_strptr(dbg->dbg_elf, dbg->dbg_s[DWARF_strtab].s_shnum, indx)) != NULL) { - printf("%5d '%s'\n",indx,name); - indx += strlen(name) + 1; - } -} - -void -dwarf_dump_dbgstr(Dwarf_Debug dbg) -{ - char *name; - int indx = 0; - - printf("---------------------\nDebug string table contents:\n"); - while ((name = elf_strptr(dbg->dbg_elf, dbg->dbg_s[DWARF_debug_str].s_shnum, indx)) != NULL) { - printf("%5d '%s'\n",indx,name); - indx += strlen(name) + 1; - } -} - -void -dwarf_dump_symtab(Dwarf_Debug dbg) -{ - GElf_Sym sym; - char *name; - int indx = 0; - - printf("---------------------\nSymbol table contents:\n"); - while (gelf_getsym(dbg->dbg_s[DWARF_symtab].s_data, indx++, &sym) != NULL) { - if ((name = elf_strptr(dbg->dbg_elf, dbg->dbg_s[DWARF_strtab].s_shnum, sym.st_name)) == NULL) - printf("sym.st_name %u indx %d sym.st_size %lu\n",sym.st_name,indx,(u_long) sym.st_size); - else - printf("'%s' sym.st_name %u indx %d sym.st_size %lu\n",name,sym.st_name,indx,(u_long) sym.st_size); - } -} - -void -dwarf_dump(Dwarf_Debug dbg) -{ - dwarf_dump_strtab(dbg); - dwarf_dump_shstrtab(dbg); - dwarf_dump_dbgstr(dbg); - dwarf_dump_symtab(dbg); - dwarf_dump_info(dbg); -} diff --git a/lib/libdwarf/dwarf_errmsg.c b/lib/libdwarf/dwarf_errmsg.c deleted file mode 100644 index ca37740318ed..000000000000 --- a/lib/libdwarf/dwarf_errmsg.c +++ /dev/null @@ -1,76 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdio.h> -#include "_libdwarf.h" - -static const char *_libdwarf_errors[] = { -#define DEFINE_ERROR(N,S) [DWARF_E_##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, "Debug info NULL"), - DEFINE_ERROR(MEMORY, "Insufficient memory"), - DEFINE_ERROR(ELF, "ELF error"), - DEFINE_ERROR(INVALID_CU, "Invalid compilation unit data"), - DEFINE_ERROR(CU_VERSION, "Wrong CU version. Only 2 and 3 supported"), - DEFINE_ERROR(MISSING_ABBREV, "Abbrev not found"), - DEFINE_ERROR(NOT_IMPLEMENTED, "Unimplemented code at"), - DEFINE_ERROR(CU_CURRENT, "No current compilation unit"), - DEFINE_ERROR(BAD_FORM, "Wrong form type for attribute value"), - DEFINE_ERROR(INVALID_EXPR, "Invalid DWARF expression"), - 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 >= DWARF_E_NUM) - return _libdwarf_errors[DWARF_E_NUM]; - else if (error->err_error == DWARF_E_NONE) - return _libdwarf_errors[DWARF_E_NONE]; - else - p = _libdwarf_errors[error->err_error]; - - if (error->err_error == DWARF_E_ELF) - snprintf(error->err_msg, sizeof(error->err_msg), - "ELF error : %s [%s(%d)]", elf_errmsg(error->elf_error), - 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; -} diff --git a/lib/libdwarf/dwarf_errno.c b/lib/libdwarf/dwarf_errno.c deleted file mode 100644 index d54ebfa96347..000000000000 --- a/lib/libdwarf/dwarf_errno.c +++ /dev/null @@ -1,38 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include "_libdwarf.h" - -int -dwarf_errno(Dwarf_Error *err) -{ - if (err == NULL) - return -1; - - return (err->err_error); -} diff --git a/lib/libdwarf/dwarf_finish.c b/lib/libdwarf/dwarf_finish.c deleted file mode 100644 index d665ed9e37c4..000000000000 --- a/lib/libdwarf/dwarf_finish.c +++ /dev/null @@ -1,98 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include "_libdwarf.h" - -int -dwarf_finish(Dwarf_Debug *dbgp, Dwarf_Error *error) -{ - Dwarf_Abbrev ab; - Dwarf_Abbrev tab; - Dwarf_Attribute at; - Dwarf_Attribute tat; - Dwarf_AttrValue av; - Dwarf_AttrValue tav; - Dwarf_CU cu; - Dwarf_CU tcu; - Dwarf_Debug dbg; - Dwarf_Die die; - Dwarf_Die tdie; - - if (error == NULL) - /* Can only return a generic error. */ - return DWARF_E_ERROR; - - if (dbgp == NULL) { - DWARF_SET_ERROR(error, DWARF_E_ARGUMENT); - return DWARF_E_ERROR; - } - - if ((dbg = *dbgp) == NULL) - return DWARF_E_NONE; - - /* Free entries in the compilation unit list. */ - STAILQ_FOREACH_SAFE(cu, &dbg->dbg_cu, cu_next, tcu) { - /* Free entries in the die list */ - STAILQ_FOREACH_SAFE(die, &cu->cu_die, die_next, tdie) { - /* Free entries in the attribute value list */ - STAILQ_FOREACH_SAFE(av, &die->die_attrval, av_next, tav) { - STAILQ_REMOVE(&die->die_attrval, av, _Dwarf_AttrValue, av_next); - free(av); - } - - STAILQ_REMOVE(&cu->cu_die, die, _Dwarf_Die, die_next); - free(die); - } - - /* Free entries in the abbrev list */ - STAILQ_FOREACH_SAFE(ab, &cu->cu_abbrev, a_next, tab) { - /* Free entries in the attribute list */ - STAILQ_FOREACH_SAFE(at, &ab->a_attrib, at_next, tat) { - STAILQ_REMOVE(&ab->a_attrib, at, _Dwarf_Attribute, at_next); - free(at); - } - - STAILQ_REMOVE(&cu->cu_abbrev, ab, _Dwarf_Abbrev, a_next); - free(ab); - } - - STAILQ_REMOVE(&dbg->dbg_cu, cu, _Dwarf_CU, cu_next); - free(cu); - } - - if (dbg->dbg_elf_close) - /* Free resources associated with the ELF file. */ - elf_end(dbg->dbg_elf); - - free(dbg); - - *dbgp = NULL; - - return DWARF_E_NONE; -} diff --git a/lib/libdwarf/dwarf_form.c b/lib/libdwarf/dwarf_form.c deleted file mode 100644 index 6fdf35e9b194..000000000000 --- a/lib/libdwarf/dwarf_form.c +++ /dev/null @@ -1,47 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include "_libdwarf.h" - -int -dwarf_whatform(Dwarf_Attribute at, Dwarf_Half *return_form, Dwarf_Error *err) -{ - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (at == NULL || return_form == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - *return_form = at->at_form; - - return ret; -} diff --git a/lib/libdwarf/dwarf_func.c b/lib/libdwarf/dwarf_func.c deleted file mode 100644 index b00d858ee601..000000000000 --- a/lib/libdwarf/dwarf_func.c +++ /dev/null @@ -1,227 +0,0 @@ -/*- - * Copyright (c) 2008-2009, 2011, Juniper Networks, Inc. - * 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 COPYRIGHT HOLDERS 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 REGENTS 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. - * - * JNPR: dwarf_func.c 336441 2009-10-17 09:19:54Z deo - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <stdlib.h> -#include <string.h> -#include <libdwarf.h> -#include <_libdwarf.h> - -static void -dwarf_add_function(Dwarf_Debug dbg, Dwarf_Func func) -{ - - STAILQ_INSERT_TAIL(&dbg->dbg_func, func, func_next); -} - -int -dwarf_function_get_addr_range(Dwarf_Func f, Dwarf_Addr *low_pc, - Dwarf_Addr *high_pc) -{ - - *low_pc = f->func_low_pc; - *high_pc = f->func_high_pc; - return 0; -} - -int -dwarf_inlined_function_get_addr_range(Dwarf_Inlined_Func f, Dwarf_Addr *low_pc, - Dwarf_Addr *high_pc) -{ - - *low_pc = f->ifunc_low_pc; - *high_pc = f->ifunc_high_pc; - return 0; -} - -int -dwarf_function_is_inlined(Dwarf_Func f) -{ - - if (f->func_is_inlined == DW_INL_inlined || - f->func_is_inlined == DW_INL_declared_inlined) - return 1; - else - return 0; -} - -Dwarf_Func -dwarf_find_function_by_name(Dwarf_Debug dbg, const char *name) -{ - /* XXX: replace with a fast version */ - - Dwarf_Func func; - STAILQ_FOREACH(func, &dbg->dbg_func, func_next) { - if (strcmp(name, func->func_name) == 0) - return func; - } - return NULL; -} - -Dwarf_Func -dwarf_find_function_by_offset(Dwarf_Debug dbg, Dwarf_Off off) -{ - - Dwarf_Func func; - Dwarf_Die die; - /* printf("look for %llx\n", off); */ - STAILQ_FOREACH(func, &dbg->dbg_func, func_next) { - die = func->func_die; - if ((off_t)die->die_offset == off) { - return func; - } - } - return NULL; -} - -void -dwarf_build_function_table(Dwarf_Debug dbg) -{ - Dwarf_CU cu; - Dwarf_AttrValue av; - Dwarf_Die die, origin_die; - Dwarf_Func func, origin_func; - Dwarf_Inlined_Func ifunc; - unsigned long long offset; - const char *name; - Dwarf_Error error; - - /* - * find out all the functions - */ - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - STAILQ_FOREACH(die, &cu->cu_die, die_next) { - if (die->die_a->a_tag == DW_TAG_subprogram) { - /* - * Some function has multiple entries, i.e. - * if a function is inlined, it has many - * abstract/concrete instances, the abstract - * instances are with DW_TAG_subprogram. - */ - dwarf_attrval_string(die, DW_AT_name, &name, - &error); - func = dwarf_find_function_by_name(dbg, name); - if (func == NULL) { - func = malloc( - sizeof(struct _Dwarf_Func)); - DWARF_ASSERT(func); - - func->func_die = die; - func->func_name = name; - STAILQ_INIT( - &func->func_inlined_instances); - - dwarf_add_function(dbg, func); - STAILQ_FOREACH(av, &die->die_attrval, - av_next) { - switch (av->av_attrib) { - case DW_AT_low_pc: - func->func_low_pc = - av->u[0].u64; - break; - case DW_AT_high_pc: - func->func_high_pc = - av->u[0].u64; - break; - case DW_AT_inline: - func->func_is_inlined = - av->u[0].u64; - break; - } - } - } - } - } - } - - /* - * Now check the concrete inlined instances. - */ - STAILQ_FOREACH(cu, &dbg->dbg_cu, cu_next) { - STAILQ_FOREACH(die, &cu->cu_die, die_next) { - if (die->die_a->a_tag == DW_TAG_inlined_subroutine) { - ifunc = malloc( - sizeof(struct _Dwarf_Inlined_Func)); - DWARF_ASSERT(ifunc); - STAILQ_FOREACH(av, &die->die_attrval, av_next) { - switch (av->av_attrib) { - case DW_AT_abstract_origin: - offset = av->u[0].u64 + - die->die_cu->cu_offset; - origin_die = dwarf_die_find( - die, offset); - DWARF_ASSERT(origin_die != 0); - - /* - * the abstract origin must - * have been merged with - * another die - */ - dwarf_attrval_string( - origin_die, DW_AT_name, - &name, &error); - origin_func = - dwarf_find_function_by_name - (dbg, name); - DWARF_ASSERT(origin_func != 0); - - STAILQ_INSERT_TAIL( - &origin_func-> - func_inlined_instances, - ifunc, ifunc_next); - - break; - case DW_AT_low_pc: - ifunc->ifunc_low_pc = - av->u[0].u64; - break; - case DW_AT_high_pc: - ifunc->ifunc_high_pc = - av->u[0].u64; - break; - } - } - } - } - } -} - -void -dwarf_function_iterate_inlined_instance(Dwarf_Func func, - Dwarf_Inlined_Callback f, void *data) -{ - Dwarf_Inlined_Func ifunc; - - if (!dwarf_function_is_inlined(func)) - return; - STAILQ_FOREACH(ifunc, &func->func_inlined_instances, ifunc_next) { - f(ifunc, data); - } -} diff --git a/lib/libdwarf/dwarf_init.c b/lib/libdwarf/dwarf_init.c deleted file mode 100644 index ce8536337b2f..000000000000 --- a/lib/libdwarf/dwarf_init.c +++ /dev/null @@ -1,756 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include <string.h> -#include "_libdwarf.h" - -static const char *debug_snames[DWARF_DEBUG_SNAMES] = { - ".debug_abbrev", - ".debug_aranges", - ".debug_frame", - ".debug_info", - ".debug_line", - ".debug_pubnames", - ".eh_frame", - ".debug_macinfo", - ".debug_str", - ".debug_loc", - ".debug_pubtypes", - ".debug_ranges", - ".debug_static_func", - ".debug_static_vars", - ".debug_types", - ".debug_weaknames", - ".symtab", - ".strtab" -}; - -static uint64_t (*dwarf_read) (Elf_Data **, uint64_t *, int); -static void (*dwarf_write) (Elf_Data **, uint64_t *, uint64_t, int); - -static uint64_t -dwarf_read_lsb(Elf_Data **dp, uint64_t *offsetp, int bytes_to_read) -{ - uint64_t ret = 0; - - uint8_t *src = (uint8_t *) (*dp)->d_buf + *offsetp; - - switch (bytes_to_read) { - case 8: - ret |= ((uint64_t) src[4]) << 32 | ((uint64_t) src[5]) << 40; - ret |= ((uint64_t) src[6]) << 48 | ((uint64_t) src[7]) << 56; - case 4: - ret |= ((uint64_t) src[2]) << 16 | ((uint64_t) src[3]) << 24; - case 2: - ret |= ((uint64_t) src[1]) << 8; - case 1: - ret |= src[0]; - break; - default: - return 0; - break; - } - - *offsetp += bytes_to_read; - - return ret; -} - -static uint64_t -dwarf_read_msb(Elf_Data **dp, uint64_t *offsetp, int bytes_to_read) -{ - uint64_t ret = 0; - - uint8_t *src = (uint8_t *) (*dp)->d_buf + *offsetp; - - switch (bytes_to_read) { - case 1: - ret = src[0]; - break; - case 2: - ret = src[1] | ((uint64_t) src[0]) << 8; - break; - case 4: - ret = src[3] | ((uint64_t) src[2]) << 8; - ret |= ((uint64_t) src[1]) << 16 | ((uint64_t) src[0]) << 24; - break; - case 8: - ret = src[7] | ((uint64_t) src[6]) << 8; - ret |= ((uint64_t) src[5]) << 16 | ((uint64_t) src[4]) << 24; - ret |= ((uint64_t) src[3]) << 32 | ((uint64_t) src[2]) << 40; - ret |= ((uint64_t) src[1]) << 48 | ((uint64_t) src[0]) << 56; - break; - default: - return 0; - break; - } - - *offsetp += bytes_to_read; - - return ret; -} - -static void -dwarf_write_lsb(Elf_Data **dp, uint64_t *offsetp, uint64_t value, int bytes_to_write) -{ - uint8_t *dst = (uint8_t *) (*dp)->d_buf + *offsetp; - - switch (bytes_to_write) { - case 8: - dst[7] = (value >> 56) & 0xff; - dst[6] = (value >> 48) & 0xff; - dst[5] = (value >> 40) & 0xff; - dst[4] = (value >> 32) & 0xff; - case 4: - dst[3] = (value >> 24) & 0xff; - dst[2] = (value >> 16) & 0xff; - case 2: - dst[1] = (value >> 8) & 0xff; - case 1: - dst[0] = value & 0xff; - break; - default: - return; - break; - } - - *offsetp += bytes_to_write; -} - -static void -dwarf_write_msb(Elf_Data **dp, uint64_t *offsetp, uint64_t value, int bytes_to_write) -{ - uint8_t *dst = (uint8_t *) (*dp)->d_buf + *offsetp; - - switch (bytes_to_write) { - case 8: - dst[7] = value & 0xff; - dst[6] = (value >> 8) & 0xff; - dst[5] = (value >> 16) & 0xff; - dst[4] = (value >> 24) & 0xff; - value >>= 32; - case 4: - dst[3] = value & 0xff; - dst[2] = (value >> 8) & 0xff; - value >>= 16; - case 2: - dst[1] = value & 0xff; - value >>= 8; - case 1: - dst[0] = value & 0xff; - break; - default: - return; - break; - } - - *offsetp += bytes_to_write; -} - -static int64_t -dwarf_read_sleb128(Elf_Data **dp, uint64_t *offsetp) -{ - int64_t ret = 0; - uint8_t b; - int shift = 0; - - uint8_t *src = (uint8_t *) (*dp)->d_buf + *offsetp; - - do { - b = *src++; - - ret |= ((b & 0x7f) << shift); - - (*offsetp)++; - - shift += 7; - } while ((b & 0x80) != 0); - - if (shift < 64 && (b & 0x40) != 0) - ret |= (-1 << shift); - - return ret; -} - -static uint64_t -dwarf_read_uleb128(Elf_Data **dp, uint64_t *offsetp) -{ - uint64_t ret = 0; - uint8_t b; - int shift = 0; - - uint8_t *src = (uint8_t *) (*dp)->d_buf + *offsetp; - - do { - b = *src++; - - ret |= ((b & 0x7f) << shift); - - (*offsetp)++; - - shift += 7; - } while ((b & 0x80) != 0); - - return ret; -} - -static const char * -dwarf_read_string(Elf_Data **dp, uint64_t *offsetp) -{ - char *ret; - - char *src = (char *) (*dp)->d_buf + *offsetp; - - ret = src; - - while (*src != '\0' && *offsetp < (*dp)->d_size) { - src++; - (*offsetp)++; - } - - if (*src == '\0' && *offsetp < (*dp)->d_size) - (*offsetp)++; - - return ret; -} - -static uint8_t * -dwarf_read_block(Elf_Data **dp, uint64_t *offsetp, uint64_t length) -{ - uint8_t *ret; - - uint8_t *src = (char *) (*dp)->d_buf + *offsetp; - - ret = src; - - (*offsetp) += length; - - return ret; -} - -static int -dwarf_apply_relocations(Dwarf_Debug dbg, Elf_Data *reld, int secindx) -{ - Elf_Data *d; - GElf_Rela rela; - int indx = 0; - int ret = DWARF_E_NONE; - uint64_t offset; - - /* Point to the data to be relocated: */ - d = dbg->dbg_s[secindx].s_data; - - /* Enter a loop to process each relocation addend: */ - while (gelf_getrela(reld, indx++, &rela) != NULL) { - GElf_Sym sym; - Elf64_Xword symindx = ELF64_R_SYM(rela.r_info); - - if (gelf_getsym(dbg->dbg_s[DWARF_symtab].s_data, symindx, &sym) == NULL) { - printf("Couldn't find symbol index %lu for relocation\n",(u_long) symindx); - continue; - } - - offset = rela.r_offset; - - dwarf_write(&d, &offset, rela.r_addend, dbg->dbg_offsize); - } - - return ret; -} - -static int -dwarf_relocate(Dwarf_Debug dbg, Dwarf_Error *error) -{ - Elf_Scn *scn = NULL; - GElf_Shdr shdr; - int i; - int ret = DWARF_E_NONE; - - /* Look for sections which relocate the debug sections. */ - while ((scn = elf_nextscn(dbg->dbg_elf, scn)) != NULL) { - if (gelf_getshdr(scn, &shdr) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - if (shdr.sh_type != SHT_RELA || shdr.sh_size == 0) - continue; - - for (i = 0; i < DWARF_DEBUG_SNAMES; i++) { - if (dbg->dbg_s[i].s_shnum == shdr.sh_info && - dbg->dbg_s[DWARF_symtab].s_shnum == shdr.sh_link) { - Elf_Data *rd; - - /* Get the relocation data. */ - if ((rd = elf_getdata(scn, NULL)) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - /* Apply the relocations. */ - dwarf_apply_relocations(dbg, rd, i); - break; - } - } - } - - return ret; -} - -static int -dwarf_init_attr(Dwarf_Debug dbg, Elf_Data **dp, uint64_t *offsetp, - Dwarf_CU cu, Dwarf_Die die, Dwarf_Attribute at, uint64_t form, - Dwarf_Error *error) -{ - int ret = DWARF_E_NONE; - struct _Dwarf_AttrValue avref; - - memset(&avref, 0, sizeof(avref)); - avref.av_attrib = at->at_attrib; - avref.av_form = at->at_form; - - switch (form) { - case DW_FORM_addr: - avref.u[0].u64 = dwarf_read(dp, offsetp, cu->cu_pointer_size); - break; - case DW_FORM_block: - avref.u[0].u64 = dwarf_read_uleb128(dp, offsetp); - avref.u[1].u8p = dwarf_read_block(dp, offsetp, avref.u[0].u64); - break; - case DW_FORM_block1: - avref.u[0].u64 = dwarf_read(dp, offsetp, 1); - avref.u[1].u8p = dwarf_read_block(dp, offsetp, avref.u[0].u64); - break; - case DW_FORM_block2: - avref.u[0].u64 = dwarf_read(dp, offsetp, 2); - avref.u[1].u8p = dwarf_read_block(dp, offsetp, avref.u[0].u64); - break; - case DW_FORM_block4: - avref.u[0].u64 = dwarf_read(dp, offsetp, 4); - avref.u[1].u8p = dwarf_read_block(dp, offsetp, avref.u[0].u64); - break; - case DW_FORM_data1: - case DW_FORM_flag: - case DW_FORM_ref1: - avref.u[0].u64 = dwarf_read(dp, offsetp, 1); - break; - case DW_FORM_data2: - case DW_FORM_ref2: - avref.u[0].u64 = dwarf_read(dp, offsetp, 2); - break; - case DW_FORM_data4: - case DW_FORM_ref4: - avref.u[0].u64 = dwarf_read(dp, offsetp, 4); - break; - case DW_FORM_data8: - case DW_FORM_ref8: - avref.u[0].u64 = dwarf_read(dp, offsetp, 8); - break; - case DW_FORM_indirect: - form = dwarf_read_uleb128(dp, offsetp); - return dwarf_init_attr(dbg, dp, offsetp, cu, die, at, form, error); - case DW_FORM_ref_addr: - if (cu->cu_version == 2) - avref.u[0].u64 = dwarf_read(dp, offsetp, cu->cu_pointer_size); - else if (cu->cu_version == 3) - avref.u[0].u64 = dwarf_read(dp, offsetp, dbg->dbg_offsize); - break; - case DW_FORM_ref_udata: - case DW_FORM_udata: - avref.u[0].u64 = dwarf_read_uleb128(dp, offsetp); - break; - case DW_FORM_sdata: - avref.u[0].s64 = dwarf_read_sleb128(dp, offsetp); - break; - case DW_FORM_string: - avref.u[0].s = dwarf_read_string(dp, offsetp); - break; - case DW_FORM_strp: - avref.u[0].u64 = dwarf_read(dp, offsetp, dbg->dbg_offsize); - avref.u[1].s = elf_strptr(dbg->dbg_elf, - dbg->dbg_s[DWARF_debug_str].s_shnum, avref.u[0].u64); - break; - case DW_FORM_flag_present: - /* This form has no value encoded in the DIE. */ - avref.u[0].u64 = 1; - break; - default: - DWARF_SET_ERROR(error, DWARF_E_NOT_IMPLEMENTED); - ret = DWARF_E_NOT_IMPLEMENTED; - break; - } - - if (ret == DWARF_E_NONE) - ret = dwarf_attrval_add(die, &avref, NULL, error); - - return ret; -} - -static int -dwarf_init_abbrev(Dwarf_Debug dbg, Dwarf_CU cu, Dwarf_Error *error) -{ - Dwarf_Abbrev a; - Elf_Data *d; - int ret = DWARF_E_NONE; - uint64_t attr; - uint64_t entry; - uint64_t form; - uint64_t offset; - uint64_t tag; - u_int8_t children; - - d = dbg->dbg_s[DWARF_debug_abbrev].s_data; - - offset = cu->cu_abbrev_offset; - - while (offset < d->d_size) { - - entry = dwarf_read_uleb128(&d, &offset); - - /* Check if this is the end of the data: */ - if (entry == 0) - break; - - tag = dwarf_read_uleb128(&d, &offset); - - children = dwarf_read(&d, &offset, 1); - - if ((ret = dwarf_abbrev_add(cu, entry, tag, children, &a, error)) != DWARF_E_NONE) - break; - - do { - attr = dwarf_read_uleb128(&d, &offset); - form = dwarf_read_uleb128(&d, &offset); - - if (attr != 0) - if ((ret = dwarf_attr_add(a, attr, form, NULL, error)) != DWARF_E_NONE) - return ret; - } while (attr != 0); - } - - return ret; -} - -static int -dwarf_init_info(Dwarf_Debug dbg, Dwarf_Error *error) -{ - Dwarf_CU cu; - Elf_Data *d = NULL; - Elf_Scn *scn; - int i; - int level = 0; - int relocated = 0; - int ret = DWARF_E_NONE; - uint64_t length; - uint64_t next_offset; - uint64_t offset = 0; - - scn = dbg->dbg_s[DWARF_debug_info].s_scn; - - d = dbg->dbg_s[DWARF_debug_info].s_data; - - while (offset < d->d_size) { - /* Allocate memory for the first compilation unit. */ - if ((cu = calloc(sizeof(struct _Dwarf_CU), 1)) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MEMORY); - return DWARF_E_MEMORY; - } - - /* Save the offet to this compilation unit: */ - cu->cu_offset = offset; - - length = dwarf_read(&d, &offset, 4); - if (length == 0xffffffff) { - length = dwarf_read(&d, &offset, 8); - dbg->dbg_offsize = 8; - } else - dbg->dbg_offsize = 4; - - /* - * Check if there is enough ELF data for this CU. - * This assumes that libelf gives us the entire - * section in one Elf_Data object. - */ - if (length > d->d_size - offset) { - free(cu); - DWARF_SET_ERROR(error, DWARF_E_INVALID_CU); - return DWARF_E_INVALID_CU; - } - - /* Relocate the DWARF sections if necessary: */ - if (!relocated) { - if ((ret = dwarf_relocate(dbg, error)) != DWARF_E_NONE) - return ret; - relocated = 1; - } - - /* Compute the offset to the next compilation unit: */ - next_offset = offset + length; - - /* Initialise the compilation unit. */ - cu->cu_length = length; - cu->cu_header_length = (dbg->dbg_offsize == 4) ? 4 : 12; - cu->cu_version = dwarf_read(&d, &offset, 2); - cu->cu_abbrev_offset = dwarf_read(&d, &offset, dbg->dbg_offsize); - cu->cu_pointer_size = dwarf_read(&d, &offset, 1); - cu->cu_next_offset = next_offset; - - /* Initialise the list of abbrevs. */ - STAILQ_INIT(&cu->cu_abbrev); - - /* Initialise the list of dies. */ - STAILQ_INIT(&cu->cu_die); - - /* Initialise the hash table of dies. */ - for (i = 0; i < DWARF_DIE_HASH_SIZE; i++) - STAILQ_INIT(&cu->cu_die_hash[i]); - - /* Add the compilation unit to the list. */ - STAILQ_INSERT_TAIL(&dbg->dbg_cu, cu, cu_next); - - if (cu->cu_version != 2 && cu->cu_version != 3) { - DWARF_SET_ERROR(error, DWARF_E_CU_VERSION); - ret = DWARF_E_CU_VERSION; - break; - } - - /* Parse the .debug_abbrev info for this CU: */ - if ((ret = dwarf_init_abbrev(dbg, cu, error)) != DWARF_E_NONE) - break; - - level = 0; - - while (offset < next_offset && offset < d->d_size) { - Dwarf_Abbrev a; - Dwarf_Attribute at; - Dwarf_Die die; - uint64_t abnum; - uint64_t die_offset = offset; - - abnum = dwarf_read_uleb128(&d, &offset); - - if (abnum == 0) { - level--; - continue; - } - - if ((a = dwarf_abbrev_find(cu, abnum)) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MISSING_ABBREV); - return DWARF_E_MISSING_ABBREV; - } - - if ((ret = dwarf_die_add(cu, level, die_offset, - abnum, a, &die, error)) != DWARF_E_NONE) - return ret; - - STAILQ_FOREACH(at, &a->a_attrib, at_next) { - if ((ret = dwarf_init_attr(dbg, &d, &offset, - cu, die, at, at->at_form, error)) != DWARF_E_NONE) - return ret; - } - - if (a->a_children == DW_CHILDREN_yes) - level++; - } - - offset = next_offset; - } - - /* Build the function table. */ - dwarf_build_function_table(dbg); - - return ret; -} - -static int -dwarf_elf_read(Dwarf_Debug dbg, Dwarf_Error *error) -{ - GElf_Shdr shdr; - Elf_Scn *scn = NULL; - char *sname; - int i; - int ret = DWARF_E_NONE; - - /* Get a copy of the ELF header. */ - if (gelf_getehdr(dbg->dbg_elf, &dbg->dbg_ehdr) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - /* Check the ELF data format: */ - switch (dbg->dbg_ehdr.e_ident[EI_DATA]) { - case ELFDATA2MSB: - dwarf_read = dwarf_read_msb; - dwarf_write = dwarf_write_msb; - break; - - case ELFDATA2LSB: - case ELFDATANONE: - default: - dwarf_read = dwarf_read_lsb; - dwarf_write = dwarf_write_lsb; - break; - } - - /* Get the section index to the string table. */ - if (elf_getshstrndx(dbg->dbg_elf, &dbg->dbg_stnum) == 0) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - /* Look for the debug sections. */ - while ((scn = elf_nextscn(dbg->dbg_elf, scn)) != NULL) { - /* Get a copy of the section header: */ - if (gelf_getshdr(scn, &shdr) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - /* Get a pointer to the section name: */ - if ((sname = elf_strptr(dbg->dbg_elf, dbg->dbg_stnum, shdr.sh_name)) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - - /* - * Look up the section name to check if it's - * one we need for DWARF. - */ - for (i = 0; i < DWARF_DEBUG_SNAMES; i++) { - if (strcmp(sname, debug_snames[i]) == 0) { - dbg->dbg_s[i].s_sname = sname; - dbg->dbg_s[i].s_shnum = elf_ndxscn(scn); - dbg->dbg_s[i].s_scn = scn; - memcpy(&dbg->dbg_s[i].s_shdr, &shdr, sizeof(shdr)); - if ((dbg->dbg_s[i].s_data = elf_getdata(scn, NULL)) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ELF; - } - break; - } - } - } - - /* Check if any of the required sections are missing: */ - if (dbg->dbg_s[DWARF_debug_abbrev].s_scn == NULL || - dbg->dbg_s[DWARF_debug_info].s_scn == NULL) { - /* Missing debug information. */ - DWARF_SET_ERROR(error, DWARF_E_DEBUG_INFO); - return DWARF_E_DEBUG_INFO; - } - - /* Initialise the compilation-units: */ - ret = dwarf_init_info(dbg, error); - - return ret; -} - -int -dwarf_elf_init(Elf *elf, int mode, Dwarf_Debug *ret_dbg, Dwarf_Error *error) -{ - Dwarf_Debug dbg; - int ret = DWARF_E_NONE; - - if (error == NULL) - /* Can only return a generic error. */ - return DWARF_E_ERROR; - - if (elf == NULL || ret_dbg == NULL) { - DWARF_SET_ERROR(error, DWARF_E_ARGUMENT); - ret = DWARF_E_ARGUMENT; - } else if ((dbg = calloc(sizeof(struct _Dwarf_Debug), 1)) == NULL) { - DWARF_SET_ERROR(error, DWARF_E_MEMORY); - ret = DWARF_E_MEMORY; - } else { - dbg->dbg_elf = elf; - dbg->dbg_elf_close = 0; - dbg->dbg_mode = mode; - - STAILQ_INIT(&dbg->dbg_cu); - STAILQ_INIT(&dbg->dbg_func); - - *ret_dbg = dbg; - - /* Read the ELF sections. */ - ret = dwarf_elf_read(dbg, error); - } - - return ret; -} - -int -dwarf_init(int fd, int mode, Dwarf_Debug *ret_dbg, Dwarf_Error *error) -{ - Dwarf_Error lerror; - Elf *elf; - Elf_Cmd c; - int ret; - - if (error == NULL) - /* Can only return a generic error. */ - return DWARF_E_ERROR; - - if (fd < 0 || ret_dbg == NULL) { - DWARF_SET_ERROR(error, DWARF_E_ARGUMENT); - return DWARF_E_ERROR; - } - - /* Translate the DWARF mode to ELF mode. */ - switch (mode) { - default: - case DW_DLC_READ: - c = ELF_C_READ; - break; - } - - if (elf_version(EV_CURRENT) == EV_NONE) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ERROR; - } - - if ((elf = elf_begin(fd, c, NULL)) == NULL) { - DWARF_SET_ELF_ERROR(error, elf_errno()); - return DWARF_E_ERROR; - } - - ret = dwarf_elf_init(elf, mode, ret_dbg, error); - - if (*ret_dbg != NULL) - /* Remember to close the ELF file. */ - (*ret_dbg)->dbg_elf_close = 1; - - if (ret != DWARF_E_NONE) { - if (*ret_dbg != NULL) { - dwarf_finish(ret_dbg, &lerror); - } else - elf_end(elf); - } - - return ret; -} diff --git a/lib/libdwarf/dwarf_loc.c b/lib/libdwarf/dwarf_loc.c deleted file mode 100644 index 12d4cab6249e..000000000000 --- a/lib/libdwarf/dwarf_loc.c +++ /dev/null @@ -1,613 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#include <stdlib.h> -#include "_libdwarf.h" - -static int64_t -dwarf_decode_sleb128(uint8_t **dp) -{ - int64_t ret = 0; - uint8_t b; - int shift = 0; - - uint8_t *src = *dp; - - do { - b = *src++; - - ret |= ((b & 0x7f) << shift); - - shift += 7; - } while ((b & 0x80) != 0); - - if (shift < 64 && (b & 0x40) != 0) - ret |= (-1 << shift); - - *dp = src; - - return ret; -} - -static uint64_t -dwarf_decode_uleb128(uint8_t **dp) -{ - uint64_t ret = 0; - uint8_t b; - int shift = 0; - - uint8_t *src = *dp; - - do { - b = *src++; - - ret |= ((b & 0x7f) << shift); - - shift += 7; - } while ((b & 0x80) != 0); - - *dp = src; - - return ret; -} - -/* - * Given an array of bytes of length 'len' representing a - * DWARF expression, compute the number of operations based - * on there being one byte describing the operation and - * zero or more bytes of operands as defined in the standard - * for each operation type. - */ -int -dwarf_op_num(uint8_t pointer_size, uint8_t *p, int len) -{ - int count = 0; - int64_t sval; - uint64_t uval; - uint8_t *last = p + len; - - /* - * Process each byte. If an error occurs, then the - * count will be set to -1. - */ - while (p < last && count >= 0) { - count++; - - switch (*p++) { - /* Operations with no operands. */ - case DW_OP_deref: - case DW_OP_reg0: - case DW_OP_reg1: - case DW_OP_reg2: - case DW_OP_reg3: - case DW_OP_reg4: - case DW_OP_reg5: - case DW_OP_reg6: - case DW_OP_reg7: - case DW_OP_reg8: - case DW_OP_reg9: - case DW_OP_reg10: - case DW_OP_reg11: - case DW_OP_reg12: - case DW_OP_reg13: - case DW_OP_reg14: - case DW_OP_reg15: - case DW_OP_reg16: - case DW_OP_reg17: - case DW_OP_reg18: - case DW_OP_reg19: - case DW_OP_reg20: - case DW_OP_reg21: - case DW_OP_reg22: - case DW_OP_reg23: - case DW_OP_reg24: - case DW_OP_reg25: - case DW_OP_reg26: - case DW_OP_reg27: - case DW_OP_reg28: - case DW_OP_reg29: - case DW_OP_reg30: - case DW_OP_reg31: - - case DW_OP_lit0: - case DW_OP_lit1: - case DW_OP_lit2: - case DW_OP_lit3: - case DW_OP_lit4: - case DW_OP_lit5: - case DW_OP_lit6: - case DW_OP_lit7: - case DW_OP_lit8: - case DW_OP_lit9: - case DW_OP_lit10: - case DW_OP_lit11: - case DW_OP_lit12: - case DW_OP_lit13: - case DW_OP_lit14: - case DW_OP_lit15: - case DW_OP_lit16: - case DW_OP_lit17: - case DW_OP_lit18: - case DW_OP_lit19: - case DW_OP_lit20: - case DW_OP_lit21: - case DW_OP_lit22: - case DW_OP_lit23: - case DW_OP_lit24: - case DW_OP_lit25: - case DW_OP_lit26: - case DW_OP_lit27: - case DW_OP_lit28: - case DW_OP_lit29: - case DW_OP_lit30: - case DW_OP_lit31: - - case DW_OP_dup: - case DW_OP_drop: - - case DW_OP_over: - - case DW_OP_swap: - case DW_OP_rot: - case DW_OP_xderef: - - case DW_OP_abs: - case DW_OP_and: - case DW_OP_div: - case DW_OP_minus: - case DW_OP_mod: - case DW_OP_mul: - case DW_OP_neg: - case DW_OP_not: - case DW_OP_or: - case DW_OP_plus: - - case DW_OP_shl: - case DW_OP_shr: - case DW_OP_shra: - case DW_OP_xor: - - case DW_OP_eq: - case DW_OP_ge: - case DW_OP_gt: - case DW_OP_le: - case DW_OP_lt: - case DW_OP_ne: - - case DW_OP_nop: - break; - - /* Operations with 1-byte operands. */ - case DW_OP_const1u: - case DW_OP_const1s: - case DW_OP_pick: - case DW_OP_deref_size: - case DW_OP_xderef_size: - p++; - break; - - /* Operations with 2-byte operands. */ - case DW_OP_const2u: - case DW_OP_const2s: - case DW_OP_bra: - case DW_OP_skip: - p += 2; - break; - - /* Operations with 4-byte operands. */ - case DW_OP_const4u: - case DW_OP_const4s: - p += 4; - break; - - /* Operations with 8-byte operands. */ - case DW_OP_const8u: - case DW_OP_const8s: - p += 8; - break; - - /* Operations with an unsigned LEB128 operand. */ - case DW_OP_constu: - case DW_OP_plus_uconst: - case DW_OP_regx: - case DW_OP_piece: - uval = dwarf_decode_uleb128(&p); - break; - - /* Operations with a signed LEB128 operand. */ - case DW_OP_consts: - case DW_OP_breg0: - case DW_OP_breg1: - case DW_OP_breg2: - case DW_OP_breg3: - case DW_OP_breg4: - case DW_OP_breg5: - case DW_OP_breg6: - case DW_OP_breg7: - case DW_OP_breg8: - case DW_OP_breg9: - case DW_OP_breg10: - case DW_OP_breg11: - case DW_OP_breg12: - case DW_OP_breg13: - case DW_OP_breg14: - case DW_OP_breg15: - case DW_OP_breg16: - case DW_OP_breg17: - case DW_OP_breg18: - case DW_OP_breg19: - case DW_OP_breg20: - case DW_OP_breg21: - case DW_OP_breg22: - case DW_OP_breg23: - case DW_OP_breg24: - case DW_OP_breg25: - case DW_OP_breg26: - case DW_OP_breg27: - case DW_OP_breg28: - case DW_OP_breg29: - case DW_OP_breg30: - case DW_OP_breg31: - case DW_OP_fbreg: - sval = dwarf_decode_sleb128(&p); - break; - - /* - * Operations with an unsigned LEB128 operand - * followed by a signed LEB128 operand. - */ - case DW_OP_bregx: - uval = dwarf_decode_uleb128(&p); - sval = dwarf_decode_sleb128(&p); - break; - - /* Target address size operand. */ - case DW_OP_addr: - p += pointer_size; - break; - - /* All other operations cause an error. */ - default: - count = -1; - break; - } - } - - return count; -} - -static int -dwarf_loc_fill(Dwarf_Locdesc *lbuf, uint8_t pointer_size, uint8_t *p, int len) -{ - int count = 0; - int ret = DWARF_E_NONE; - uint64_t operand1; - uint64_t operand2; - uint8_t *last = p + len; - - /* - * Process each byte. If an error occurs, then the - * count will be set to -1. - */ - while (p < last && ret == DWARF_E_NONE) { - operand1 = 0; - operand2 = 0; - - lbuf->ld_s[count].lr_atom = *p; - - switch (*p++) { - /* Operations with no operands. */ - case DW_OP_deref: - case DW_OP_reg0: - case DW_OP_reg1: - case DW_OP_reg2: - case DW_OP_reg3: - case DW_OP_reg4: - case DW_OP_reg5: - case DW_OP_reg6: - case DW_OP_reg7: - case DW_OP_reg8: - case DW_OP_reg9: - case DW_OP_reg10: - case DW_OP_reg11: - case DW_OP_reg12: - case DW_OP_reg13: - case DW_OP_reg14: - case DW_OP_reg15: - case DW_OP_reg16: - case DW_OP_reg17: - case DW_OP_reg18: - case DW_OP_reg19: - case DW_OP_reg20: - case DW_OP_reg21: - case DW_OP_reg22: - case DW_OP_reg23: - case DW_OP_reg24: - case DW_OP_reg25: - case DW_OP_reg26: - case DW_OP_reg27: - case DW_OP_reg28: - case DW_OP_reg29: - case DW_OP_reg30: - case DW_OP_reg31: - - case DW_OP_lit0: - case DW_OP_lit1: - case DW_OP_lit2: - case DW_OP_lit3: - case DW_OP_lit4: - case DW_OP_lit5: - case DW_OP_lit6: - case DW_OP_lit7: - case DW_OP_lit8: - case DW_OP_lit9: - case DW_OP_lit10: - case DW_OP_lit11: - case DW_OP_lit12: - case DW_OP_lit13: - case DW_OP_lit14: - case DW_OP_lit15: - case DW_OP_lit16: - case DW_OP_lit17: - case DW_OP_lit18: - case DW_OP_lit19: - case DW_OP_lit20: - case DW_OP_lit21: - case DW_OP_lit22: - case DW_OP_lit23: - case DW_OP_lit24: - case DW_OP_lit25: - case DW_OP_lit26: - case DW_OP_lit27: - case DW_OP_lit28: - case DW_OP_lit29: - case DW_OP_lit30: - case DW_OP_lit31: - - case DW_OP_dup: - case DW_OP_drop: - - case DW_OP_over: - - case DW_OP_swap: - case DW_OP_rot: - case DW_OP_xderef: - - case DW_OP_abs: - case DW_OP_and: - case DW_OP_div: - case DW_OP_minus: - case DW_OP_mod: - case DW_OP_mul: - case DW_OP_neg: - case DW_OP_not: - case DW_OP_or: - case DW_OP_plus: - - case DW_OP_shl: - case DW_OP_shr: - case DW_OP_shra: - case DW_OP_xor: - - case DW_OP_eq: - case DW_OP_ge: - case DW_OP_gt: - case DW_OP_le: - case DW_OP_lt: - case DW_OP_ne: - - case DW_OP_nop: - break; - - /* Operations with 1-byte operands. */ - case DW_OP_const1u: - case DW_OP_const1s: - case DW_OP_pick: - case DW_OP_deref_size: - case DW_OP_xderef_size: - operand1 = *p++; - break; - - /* Operations with 2-byte operands. */ - case DW_OP_const2u: - case DW_OP_const2s: - case DW_OP_bra: - case DW_OP_skip: - p += 2; - break; - - /* Operations with 4-byte operands. */ - case DW_OP_const4u: - case DW_OP_const4s: - p += 4; - break; - - /* Operations with 8-byte operands. */ - case DW_OP_const8u: - case DW_OP_const8s: - p += 8; - break; - - /* Operations with an unsigned LEB128 operand. */ - case DW_OP_constu: - case DW_OP_plus_uconst: - case DW_OP_regx: - case DW_OP_piece: - operand1 = dwarf_decode_uleb128(&p); - break; - - /* Operations with a signed LEB128 operand. */ - case DW_OP_consts: - case DW_OP_breg0: - case DW_OP_breg1: - case DW_OP_breg2: - case DW_OP_breg3: - case DW_OP_breg4: - case DW_OP_breg5: - case DW_OP_breg6: - case DW_OP_breg7: - case DW_OP_breg8: - case DW_OP_breg9: - case DW_OP_breg10: - case DW_OP_breg11: - case DW_OP_breg12: - case DW_OP_breg13: - case DW_OP_breg14: - case DW_OP_breg15: - case DW_OP_breg16: - case DW_OP_breg17: - case DW_OP_breg18: - case DW_OP_breg19: - case DW_OP_breg20: - case DW_OP_breg21: - case DW_OP_breg22: - case DW_OP_breg23: - case DW_OP_breg24: - case DW_OP_breg25: - case DW_OP_breg26: - case DW_OP_breg27: - case DW_OP_breg28: - case DW_OP_breg29: - case DW_OP_breg30: - case DW_OP_breg31: - case DW_OP_fbreg: - operand1 = dwarf_decode_sleb128(&p); - break; - - /* - * Operations with an unsigned LEB128 operand - * followed by a signed LEB128 operand. - */ - case DW_OP_bregx: - operand1 = dwarf_decode_uleb128(&p); - operand2 = dwarf_decode_sleb128(&p); - break; - - /* Target address size operand. */ - case DW_OP_addr: - p += pointer_size; - break; - - /* All other operations cause an error. */ - default: - break; - } - - lbuf->ld_s[count].lr_number = operand1; - lbuf->ld_s[count].lr_number2 = operand2; - - count++; - } - - return ret; -} - -int -dwarf_locdesc(Dwarf_Die die, uint64_t attr, Dwarf_Locdesc **llbuf, Dwarf_Signed *lenp, Dwarf_Error *err) -{ - Dwarf_AttrValue av; - Dwarf_Locdesc *lbuf; - int num; - int ret = DWARF_E_NONE; - - if (err == NULL) - return DWARF_E_ERROR; - - if (die == NULL || llbuf == NULL || lenp == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if ((av = dwarf_attrval_find(die, attr)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_NO_ENTRY); - ret = DWARF_E_NO_ENTRY; - } else if ((lbuf = calloc(sizeof(Dwarf_Locdesc), 1)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_MEMORY); - ret = DWARF_E_MEMORY; - } else { - *lenp = 0; - switch (av->av_form) { - case DW_FORM_block: - case DW_FORM_block1: - case DW_FORM_block2: - case DW_FORM_block4: - /* Compute the number of locations: */ - if ((num = dwarf_op_num(die->die_cu->cu_pointer_size, - av->u[1].u8p, av->u[0].u64)) < 0) { - DWARF_SET_ERROR(err, DWARF_E_INVALID_EXPR); - ret = DWARF_E_INVALID_EXPR; - - /* Allocate an array of location structures. */ - } else if ((lbuf->ld_s = - calloc(sizeof(Dwarf_Loc), num)) == NULL) { - DWARF_SET_ERROR(err, DWARF_E_MEMORY); - ret = DWARF_E_MEMORY; - - /* Fill the array of location structures. */ - } else if ((ret = dwarf_loc_fill(lbuf, - die->die_cu->cu_pointer_size, - av->u[1].u8p, av->u[0].u64)) != DWARF_E_NONE) { - free(lbuf->ld_s); - } else - /* Only one descriptor is returned. */ - *lenp = 1; - break; - default: - printf("%s(%d): form %s not handled\n",__func__, - __LINE__,get_form_desc(av->av_form)); - DWARF_SET_ERROR(err, DWARF_E_NOT_IMPLEMENTED); - ret = DWARF_E_ERROR; - } - - if (ret == DWARF_E_NONE) { - *llbuf = lbuf; - } else - free(lbuf); - } - - return ret; -} - -int -dwarf_locdesc_free(Dwarf_Locdesc *lbuf, Dwarf_Error *err) -{ - if (err == NULL) - return DWARF_E_ERROR; - - if (lbuf == NULL) { - DWARF_SET_ERROR(err, DWARF_E_ARGUMENT); - return DWARF_E_ARGUMENT; - } - - if (lbuf->ld_s != NULL) - free(lbuf->ld_s); - - free(lbuf); - - return DWARF_E_NONE; -} diff --git a/lib/libdwarf/libdwarf.h b/lib/libdwarf/libdwarf.h deleted file mode 100644 index 04192b7ead64..000000000000 --- a/lib/libdwarf/libdwarf.h +++ /dev/null @@ -1,176 +0,0 @@ -/*- - * 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. - * - * $FreeBSD$ - */ - -#ifndef _LIBDWARF_H_ -#define _LIBDWARF_H_ - -#include <libelf.h> - -typedef int Dwarf_Bool; -typedef off_t Dwarf_Off; -typedef uint64_t Dwarf_Unsigned; -typedef uint16_t Dwarf_Half; -typedef uint8_t Dwarf_Small; -typedef int64_t Dwarf_Signed; -typedef uint64_t Dwarf_Addr; -typedef void *Dwarf_Ptr; - -/* Forward definitions. */ -typedef struct _Dwarf_Abbrev *Dwarf_Abbrev; -typedef struct _Dwarf_Arange *Dwarf_Arange; -typedef struct _Dwarf_Attribute *Dwarf_Attribute; -typedef struct _Dwarf_AttrValue *Dwarf_AttrValue; -typedef struct _Dwarf_CU *Dwarf_CU; -typedef struct _Dwarf_Cie *Dwarf_Cie; -typedef struct _Dwarf_Debug *Dwarf_Debug; -typedef struct _Dwarf_Die *Dwarf_Die; -typedef struct _Dwarf_Fde *Dwarf_Fde; -typedef struct _Dwarf_Func *Dwarf_Func; -typedef struct _Dwarf_Inlined_Func *Dwarf_Inlined_Func; -typedef struct _Dwarf_Global *Dwarf_Global; -typedef struct _Dwarf_Line *Dwarf_Line; -typedef struct _Dwarf_Type *Dwarf_Type; -typedef struct _Dwarf_Var *Dwarf_Var; -typedef struct _Dwarf_Weak *Dwarf_Weak; - -typedef struct { - Dwarf_Small lr_atom; - Dwarf_Unsigned lr_number; - Dwarf_Unsigned lr_number2; - Dwarf_Unsigned lr_offset; -} Dwarf_Loc; - -typedef struct { - Dwarf_Addr ld_lopc; - Dwarf_Addr ld_hipc; - Dwarf_Half ld_cents; - Dwarf_Loc *ld_s; -} Dwarf_Locdesc; - -/* receiver function for dwarf_function_iterate_inlined_instance() API */ -typedef void (*Dwarf_Inlined_Callback)(Dwarf_Inlined_Func, void *); - -/* - * Error numbers which are specific to this implementation. - */ -enum { - DWARF_E_NONE, /* No error. */ - DWARF_E_ERROR, /* An error! */ - DWARF_E_NO_ENTRY, /* No entry. */ - DWARF_E_ARGUMENT, /* Invalid argument. */ - DWARF_E_DEBUG_INFO, /* Debug info NULL. */ - DWARF_E_MEMORY, /* Insufficient memory. */ - DWARF_E_ELF, /* ELF error. */ - DWARF_E_INVALID_CU, /* Invalid compilation unit data. */ - DWARF_E_CU_VERSION, /* Wrong CU version. */ - DWARF_E_MISSING_ABBREV, /* Abbrev not found. */ - DWARF_E_NOT_IMPLEMENTED, /* Not implemented. */ - DWARF_E_CU_CURRENT, /* No current compilation unit. */ - DWARF_E_BAD_FORM, /* Wrong form type for attribute value. */ - DWARF_E_INVALID_EXPR, /* Invalid DWARF expression. */ - DWARF_E_NUM /* Max error number. */ -}; - -typedef struct _Dwarf_Error { - int err_error; /* DWARF error. */ - int elf_error; /* ELF error. */ - const char *err_func; /* Function name where error occurred. */ - int err_line; /* Line number where error occurred. */ - char err_msg[1024]; /* Formatted error message. */ -} Dwarf_Error; - -/* - * Return values which have to be compatible with other - * implementations of libdwarf. - */ -#define DW_DLV_NO_ENTRY DWARF_E_NO_ENTRY -#define DW_DLV_OK DWARF_E_NONE -#define DW_DLE_DEBUG_INFO_NULL DWARF_E_DEBUG_INFO - -#define DW_DLC_READ 0 /* read only access */ - -/* Function prototype definitions. */ -__BEGIN_DECLS -Dwarf_Abbrev dwarf_abbrev_find(Dwarf_CU, uint64_t); -Dwarf_AttrValue dwarf_attrval_find(Dwarf_Die, Dwarf_Half); -Dwarf_Die dwarf_die_find(Dwarf_Die, Dwarf_Unsigned); -const char *dwarf_errmsg(Dwarf_Error *); -const char *get_sht_desc(uint32_t); -const char *get_attr_desc(uint32_t); -const char *get_form_desc(uint32_t); -const char *get_tag_desc(uint32_t); -int dwarf_abbrev_add(Dwarf_CU, uint64_t, uint64_t, uint8_t, Dwarf_Abbrev *, Dwarf_Error *); -int dwarf_attr(Dwarf_Die, Dwarf_Half, Dwarf_Attribute *, Dwarf_Error *); -int dwarf_attr_add(Dwarf_Abbrev, uint64_t, uint64_t, Dwarf_Attribute *, Dwarf_Error *); -int dwarf_attrval(Dwarf_Die, Dwarf_Half, Dwarf_AttrValue *, Dwarf_Error *); -int dwarf_attrval_add(Dwarf_Die, Dwarf_AttrValue, Dwarf_AttrValue *, Dwarf_Error *); -int dwarf_attrval_flag(Dwarf_Die, uint64_t, Dwarf_Bool *, Dwarf_Error *); -int dwarf_attrval_signed(Dwarf_Die, uint64_t, Dwarf_Signed *, Dwarf_Error *); -int dwarf_attrval_string(Dwarf_Die, uint64_t, const char **, Dwarf_Error *); -int dwarf_attrval_unsigned(Dwarf_Die, uint64_t, Dwarf_Unsigned *, Dwarf_Error *); -int dwarf_child(Dwarf_Die, Dwarf_Die *, Dwarf_Error *); -int dwarf_die_add(Dwarf_CU, int, uint64_t, uint64_t, Dwarf_Abbrev, Dwarf_Die *, Dwarf_Error *); -int dwarf_dieoffset(Dwarf_Die, Dwarf_Off *, Dwarf_Error *); -int dwarf_elf_init(Elf *, int, Dwarf_Debug *, Dwarf_Error *); -int dwarf_errno(Dwarf_Error *); -int dwarf_finish(Dwarf_Debug *, Dwarf_Error *); -int dwarf_locdesc(Dwarf_Die, uint64_t, Dwarf_Locdesc **, Dwarf_Signed *, Dwarf_Error *); -int dwarf_locdesc_free(Dwarf_Locdesc *, Dwarf_Error *); -int dwarf_init(int, int, Dwarf_Debug *, Dwarf_Error *); -int dwarf_next_cu_header(Dwarf_Debug, Dwarf_Unsigned *, Dwarf_Half *, - Dwarf_Unsigned *, Dwarf_Half *, Dwarf_Unsigned *, Dwarf_Error *); -int dwarf_op_num(uint8_t, uint8_t *, int); -int dwarf_siblingof(Dwarf_Debug, Dwarf_Die, Dwarf_Die *, Dwarf_Error *); -int dwarf_tag(Dwarf_Die, Dwarf_Half *, Dwarf_Error *); -int dwarf_whatform(Dwarf_Attribute, Dwarf_Half *, Dwarf_Error *); -void dwarf_dealloc(Dwarf_Debug, Dwarf_Ptr, Dwarf_Unsigned); -void dwarf_dump(Dwarf_Debug); -void dwarf_dump_abbrev(Dwarf_Debug); -void dwarf_dump_av(Dwarf_Die, Dwarf_AttrValue); -void dwarf_dump_dbgstr(Dwarf_Debug); -void dwarf_dump_die(Dwarf_Die); -void dwarf_dump_die_at_offset(Dwarf_Debug, Dwarf_Off); -void dwarf_dump_info(Dwarf_Debug); -void dwarf_dump_shstrtab(Dwarf_Debug); -void dwarf_dump_strtab(Dwarf_Debug); -void dwarf_dump_symtab(Dwarf_Debug); -void dwarf_dump_raw(Dwarf_Debug); -void dwarf_dump_tree(Dwarf_Debug); -Dwarf_Func dwarf_find_function_by_offset(Dwarf_Debug dbg, Dwarf_Off off); -Dwarf_Func dwarf_find_function_by_name(Dwarf_Debug dbg, const char *name); -int dwarf_function_get_addr_range(Dwarf_Func f, - Dwarf_Addr *low_pc, Dwarf_Addr *high_pc); -int dwarf_function_is_inlined(Dwarf_Func f); -void dwarf_function_iterate_inlined_instance(Dwarf_Func func, - Dwarf_Inlined_Callback f, void *data); -int dwarf_inlined_function_get_addr_range(Dwarf_Inlined_Func f, - Dwarf_Addr *low_pc, Dwarf_Addr *high_pc); - -__END_DECLS - -#endif /* !_LIBDWARF_H_ */ |