diff options
Diffstat (limited to 'dwarfdump2/print_reloc.cc')
| -rw-r--r-- | dwarfdump2/print_reloc.cc | 1146 |
1 files changed, 1146 insertions, 0 deletions
diff --git a/dwarfdump2/print_reloc.cc b/dwarfdump2/print_reloc.cc new file mode 100644 index 0000000..c95d3ce --- /dev/null +++ b/dwarfdump2/print_reloc.cc @@ -0,0 +1,1146 @@ +/* + Copyright (C) 2000-2005 Silicon Graphics, Inc. All Rights Reserved. + Portions Copyright (C) 2007-2010 David Anderson. All Rights Reserved. + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it would be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + + Further, this software is distributed without any warranty that it is + free of the rightful claim of any third person regarding infringement + or the like. Any license provided herein, whether implied or + otherwise, applies only to this software file. Patent licenses, if + any, provided herein do not apply to combinations of this program with + other software, or any other product whatsoever. + + You should have received a copy of the GNU General Public License along + with this program; if not, write the Free Software Foundation, Inc., 51 + Franklin Street - Fifth Floor, Boston MA 02110-1301, USA. + + Contact information: Silicon Graphics, Inc., 1500 Crittenden Lane, + Mountain View, CA 94043, or: + + http://www.sgi.com + + For further information regarding this notice, see: + + http://oss.sgi.com/projects/GenInfo/NoticeExplan + + + +$Header: /plroot/cmplrs.src/v7.4.5m/.RCS/PL/dwarfdump/RCS/print_reloc.c,v 1.11 2005/08/04 05:09:37 davea Exp $ */ + +/* The address of the Free Software Foundation is + Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + Boston, MA 02110-1301, USA. + SGI has moved from the Crittenden Lane address. +*/ + + + + +#include "globals.h" +using std::string; +using std::cout; +using std::cerr; +using std::endl; + +#define DW_SECTION_REL_DEBUG_NUM 9 /* Number of sections */ +/* .debug_abbrev should never have a relocation applied to it as it + never refers to another section! (other sections refer to + .debug_abbrev) */ + +#define DW_SECTNAME_RELA_DEBUG ".rela.debug_" +#define DW_SECTNAME_RELA_DEBUG_INFO ".rela.debug_info" +#define DW_SECTNAME_RELA_DEBUG_LINE ".rela.debug_line" +#define DW_SECTNAME_RELA_DEBUG_PUBNAMES ".rela.debug_pubnames" +#define DW_SECTNAME_RELA_DEBUG_ABBREV ".rela.debug_abbrev" +#define DW_SECTNAME_RELA_DEBUG_ARANGES ".rela.debug_aranges" +#define DW_SECTNAME_RELA_DEBUG_FRAME ".rela.debug_frame" +#define DW_SECTNAME_RELA_DEBUG_LOC ".rela.debug_loc" +#define DW_SECTNAME_RELA_DEBUG_RANGES ".rela.debug_ranges" +#define DW_SECTNAME_RELA_DEBUG_TYPES ".rela.debug_types" + +#define DW_SECTNAME_REL_DEBUG ".rel.debug_" +#define DW_SECTNAME_REL_DEBUG_INFO ".rel.debug_info" +#define DW_SECTNAME_REL_DEBUG_LINE ".rel.debug_line" +#define DW_SECTNAME_REL_DEBUG_PUBNAMES ".rel.debug_pubnames" +#define DW_SECTNAME_REL_DEBUG_ABBREV ".rel.debug_abbrev" +#define DW_SECTNAME_REL_DEBUG_ARANGES ".rel.debug_aranges" +#define DW_SECTNAME_REL_DEBUG_FRAME ".rel.debug_frame" +#define DW_SECTNAME_REL_DEBUG_LOC ".rel.debug_loc" +#define DW_SECTNAME_REL_DEBUG_RANGES ".rel.debug_ranges" +#define DW_SECTNAME_REL_DEBUG_TYPES ".rel.debug_types" + + +#define STRING_FOR_DUPLICATE " duplicate" +#define STRING_FOR_NULL " null" + +static const char *sectnames[] = { + DW_SECTNAME_REL_DEBUG_INFO, + DW_SECTNAME_REL_DEBUG_LINE, + DW_SECTNAME_REL_DEBUG_PUBNAMES, + DW_SECTNAME_REL_DEBUG_ABBREV, + DW_SECTNAME_REL_DEBUG_ARANGES, + DW_SECTNAME_REL_DEBUG_FRAME, + DW_SECTNAME_REL_DEBUG_LOC, + DW_SECTNAME_REL_DEBUG_RANGES, + DW_SECTNAME_REL_DEBUG_TYPES, +}; +static const char *sectnamesa[] = { + DW_SECTNAME_RELA_DEBUG_INFO, + DW_SECTNAME_RELA_DEBUG_LINE, + DW_SECTNAME_RELA_DEBUG_PUBNAMES, + DW_SECTNAME_RELA_DEBUG_ABBREV, + DW_SECTNAME_RELA_DEBUG_ARANGES, + DW_SECTNAME_RELA_DEBUG_FRAME, + DW_SECTNAME_RELA_DEBUG_LOC, + DW_SECTNAME_RELA_DEBUG_RANGES, + DW_SECTNAME_RELA_DEBUG_TYPES, +}; + +static const char *error_msg_duplicate[] = { + DW_SECTNAME_REL_DEBUG_INFO STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_LINE STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_PUBNAMES STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_ABBREV STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_ARANGES STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_FRAME STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_LOC STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_RANGES STRING_FOR_DUPLICATE, + DW_SECTNAME_REL_DEBUG_TYPES STRING_FOR_DUPLICATE, +}; + +static const char *error_msg_null[] = { + DW_SECTNAME_REL_DEBUG_INFO STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_LINE STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_PUBNAMES STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_ABBREV STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_ARANGES STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_FRAME STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_LOC STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_RANGES STRING_FOR_NULL, + DW_SECTNAME_REL_DEBUG_TYPES STRING_FOR_NULL, +}; + +/* Include Section type, to be able to deal with all the + Elf32_Rel, Elf32_Rela, Elf64_Rel, Elf64_Rela relocation types */ +#define SECT_DATA_SET(x,t,n) { \ + if (sect_data[(x)].buf != NULL) { \ + print_error(dbg, error_msg_duplicate[(x)],DW_DLV_OK, err); \ + } \ + if ((data = elf_getdata(scn, 0)) == NULL || data->d_size == 0) { \ + print_error(dbg, error_msg_null[(x)],DW_DLV_OK, err); \ + } \ + sect_data[(x)].buf = reinterpret_cast<Dwarf_Small *>(data -> d_buf); \ + sect_data[(x)].size = data -> d_size; \ + sect_data[(x)].type = t; \ + sect_data[(x)].name = n; \ + } + + +/* PowerPC relocations defined by the ABIs */ +static const char *reloc_type_names_PPC[] = { + "R_PPC_NONE", /* 00 */ + "R_PPC_ADDR32", /* 01 */ + "R_PPC_ADDR24", /* 02 */ + "R_PPC_ADDR16", /* 03 */ + "R_PPC_ADDR16_LO", /* 04 */ + "R_PPC_ADDR16_HI", /* 05 */ + "R_PPC_ADDR16_HA", /* 06 */ + "R_PPC_ADDR14", /* 07 */ + "R_PPC_ADDR14_BRTAKEN", /* 08 */ + "R_PPC_ADDR14_BRNTAKEN", /* 09 */ + "R_PPC_REL24", /* 10 */ + "R_PPC_REL14", /* 11 */ + "R_PPC_REL14_BRTAKEN", /* 12 */ + "R_PPC_REL14_BRNTAKEN", /* 13 */ + "R_PPC_GOT16", /* 14 */ + "R_PPC_GOT16_LO", /* 15 */ + "R_PPC_GOT16_HI", /* 16 */ + "R_PPC_GOT16_HA", /* 17 */ + "R_PPC_PLTREL24", /* 18 */ + "R_PPC_COPY", /* 19 */ + "R_PPC_GLOB_DAT", /* 20 */ + "R_PPC_JMP_SLOT", /* 21 */ + "R_PPC_RELATIVE", /* 22 */ + "R_PPC_LOCAL24PC", /* 23 */ + "R_PPC_UADDR32", /* 24 */ + "R_PPC_UADDR16", /* 25 */ + "R_PPC_REL32", /* 26 */ + "R_PPC_PLT32", /* 27 */ + "R_PPC_PLTREL32", /* 28 */ + "R_PPC_PLT16_LO", /* 29 */ + "R_PPC_PLT16_HI", /* 30 */ + "R_PPC_PLT16_HA", /* 31 */ + "R_PPC_SDAREL16", /* 32 */ + "R_PPC_SECTOFF", /* 33 */ + "R_PPC_SECTOFF_LO", /* 34 */ + "R_PPC_SECTOFF_HI", /* 35 */ + "R_PPC_SECTOFF_HA", /* 36 */ + "R_PPC_37", /* 37 */ + "R_PPC_38", /* 38 */ + "R_PPC_39", /* 39 */ + "R_PPC_40", /* 40 */ + "R_PPC_41", /* 41 */ + "R_PPC_42", /* 42 */ + "R_PPC_43", /* 43 */ + "R_PPC_44", /* 44 */ + "R_PPC_45", /* 45 */ + "R_PPC_46", /* 46 */ + "R_PPC_47", /* 47 */ + "R_PPC_48", /* 48 */ + "R_PPC_49", /* 49 */ + "R_PPC_50", /* 50 */ + "R_PPC_51", /* 51 */ + "R_PPC_52", /* 52 */ + "R_PPC_53", /* 53 */ + "R_PPC_54", /* 54 */ + "R_PPC_55", /* 55 */ + "R_PPC_56", /* 56 */ + "R_PPC_57", /* 57 */ + "R_PPC_58", /* 58 */ + "R_PPC_59", /* 59 */ + "R_PPC_60", /* 60 */ + "R_PPC_61", /* 61 */ + "R_PPC_62", /* 62 */ + "R_PPC_63", /* 63 */ + "R_PPC_64", /* 64 */ + "R_PPC_65", /* 65 */ + "R_PPC_66", /* 66 */ + "R_PPC_TLS", /* 67 */ + "R_PPC_DTPMOD32", /* 68 */ + "R_PPC_TPREL16", /* 69 */ + "R_PPC_TPREL16_LO", /* 70 */ + "R_PPC_TPREL16_HI", /* 71 */ + "R_PPC_TPREL16_HA", /* 72 */ + "R_PPC_TPREL32", /* 73 */ + "R_PPC_DTPREL16", /* 74 */ + "R_PPC_DTPREL16_LO", /* 75 */ + "R_PPC_DTPREL16_HI", /* 76 */ + "R_PPC_DTPREL16_HA", /* 77 */ + "R_PPC_DTPREL64", /* 78 */ + "R_PPC_GOT_TLSGD16", /* 79 */ + "R_PPC_GOT_TLSGD16_LO", /* 80 */ + "R_PPC_GOT_TLSGD16_HI", /* 81 */ + "R_PPC_GOT_TLSGD16_HA", /* 82 */ + "R_PPC_GOT_TLSLD16", /* 83 */ + "R_PPC_GOT_TLSLD16_LO", /* 84 */ + "R_PPC_GOT_TLSLD16_HI", /* 85 */ + "R_PPC_GOT_TLSLD16_HA", /* 86 */ + "R_PPC_GOT_TPREL16_DS", /* 87 */ + "R_PPC_GOT_TPREL16_LO", /* 88 */ + "R_PPC_GOT_TPREL16_HI", /* 89 */ + "R_PPC_GOT_TPREL16_HA", /* 90 */ + "R_PPC_GOT_DTPREL16", /* 91 */ + "R_PPC_GOT_DTPREL16_LO", /* 92 */ + "R_PPC_GOT_DTPREL16_HI", /* 93 */ + "R_PPC_GOT_DTPREL16_HA", /* 94 */ +}; + +/* PowerPC64 relocations defined by the ABIs */ +static const char *reloc_type_names_PPC64[] = { + "R_PPC64_NONE", /* 00 */ + "R_PPC64_ADDR32", /* 01 */ + "R_PPC64_ADDR24", /* 02 */ + "R_PPC64_ADDR16", /* 03 */ + "R_PPC64_ADDR16_LO", /* 04 */ + "R_PPC64_ADDR16_HI", /* 05 */ + "R_PPC64_ADDR16_HA", /* 06 */ + "R_PPC64_ADDR14", /* 07 */ + "R_PPC64_ADDR14_BRTAKEN", /* 08 */ + "R_PPC64_ADDR14_BRNTAKEN", /* 09 */ + "R_PPC64_REL24", /* 10 */ + "R_PPC64_REL14", /* 11 */ + "R_PPC64_REL14_BRTAKEN", /* 12 */ + "R_PPC64_REL14_BRNTAKEN", /* 13 */ + "R_PPC64_GOT16", /* 14 */ + "R_PPC64_GOT16_LO", /* 15 */ + "R_PPC64_GOT16_HI", /* 16 */ + "R_PPC64_GOT16_HA", /* 17 */ + "R_PPC64_PLTREL24", /* 18 */ + "R_PPC64_COPY", /* 19 */ + "R_PPC64_GLOB_DAT", /* 20 */ + "R_PPC64_JMP_SLOT", /* 21 */ + "R_PPC64_RELATIVE", /* 22 */ + "R_PPC64_LOCAL24PC", /* 23 */ + "R_PPC64_UADDR32", /* 24 */ + "R_PPC64_UADDR16", /* 25 */ + "R_PPC64_REL32", /* 26 */ + "R_PPC64_PLT32", /* 27 */ + "R_PPC64_PLTREL32", /* 28 */ + "R_PPC64_PLT16_LO", /* 29 */ + "R_PPC64_PLT16_HI", /* 30 */ + "R_PPC64_PLT16_HA", /* 31 */ + "R_PPC64_SDAREL16", /* 32 */ + "R_PPC64_SECTOFF", /* 33 */ + "R_PPC64_SECTOFF_LO", /* 34 */ + "R_PPC64_SECTOFF_HI", /* 35 */ + "R_PPC64_SECTOFF_HA", /* 36 */ + "R_PPC64_REL30", /* 37 */ + "R_PPC64_ADDR64", /* 38 */ + "R_PPC64_ADDR16_HIGHER", /* 39 */ + "R_PPC64_ADDR16_HIGHERA", /* 40 */ + "R_PPC64_ADDR16_HIGHEST", /* 41 */ + "R_PPC64_ADDR16_HIGHESTA", /* 42 */ + "R_PPC64_UADDR64", /* 43 */ + "R_PPC64_REL64", /* 44 */ + "R_PPC64_PLT64", /* 45 */ + "R_PPC64_PLTREL64", /* 46 */ + "R_PPC64_TOC16", /* 47 */ + "R_PPC64_TOC16_LO", /* 48 */ + "R_PPC64_TOC16_HI", /* 49 */ + "R_PPC64_TOC16_HA", /* 50 */ + "R_PPC64_TOC", /* 51 */ + "R_PPC64_PLTGOT16", /* 52 */ + "R_PPC64_PLTGOT16_LO", /* 53 */ + "R_PPC64_PLTGOT16_HI", /* 54 */ + "R_PPC64_PLTGOT16_HA", /* 55 */ + "R_PPC64_ADDR16_DS", /* 56 */ + "R_PPC64_ADDR16_LO_DS", /* 57 */ + "R_PPC64_GOT16_DS", /* 58 */ + "R_PPC64_GOT16_LO_DS", /* 59 */ + "R_PPC64_PLT16_LO_DS", /* 60 */ + "R_PPC64_SECTOFF_DS", /* 61 */ + "R_PPC64_SECTOFF_LO_DS", /* 62 */ + "R_PPC64_TOC16_DS", /* 63 */ + "R_PPC64_TOC16_LO_DS", /* 64 */ + "R_PPC64_PLTGOT16_DS", /* 65 */ + "R_PPC64_PLTGOT16_LO_DS", /* 66 */ + "R_PPC64_TLS", /* 67 */ + "R_PPC64_DTPMOD32", /* 68 */ + "R_PPC64_TPREL16", /* 69 */ + "R_PPC64_TPREL16_LO", /* 70 */ + "R_PPC64_TPREL16_HI", /* 71 */ + "R_PPC64_TPREL16_HA", /* 72 */ + "R_PPC64_TPREL32", /* 73 */ + "R_PPC64_DTPREL16", /* 74 */ + "R_PPC64_DTPREL16_LO", /* 75 */ + "R_PPC64_DTPREL16_HI", /* 76 */ + "R_PPC64_DTPREL16_HA", /* 77 */ + "R_PPC64_DTPREL64", /* 78 */ + "R_PPC64_GOT_TLSGD16", /* 79 */ + "R_PPC64_GOT_TLSGD16_LO", /* 80 */ + "R_PPC64_GOT_TLSGD16_HI", /* 81 */ + "R_PPC64_GOT_TLSGD16_HA", /* 82 */ + "R_PPC64_GOT_TLSLD16", /* 83 */ + "R_PPC64_GOT_TLSLD16_LO", /* 84 */ + "R_PPC64_GOT_TLSLD16_HI", /* 85 */ + "R_PPC64_GOT_TLSLD16_HA", /* 86 */ + "R_PPC64_GOT_TPREL16_DS", /* 87 */ + "R_PPC64_GOT_TPREL16_LO", /* 88 */ + "R_PPC64_GOT_TPREL16_HI", /* 89 */ + "R_PPC64_GOT_TPREL16_HA", /* 90 */ + "R_PPC64_GOT_DTPREL16", /* 91 */ + "R_PPC64_GOT_DTPREL16_LO", /* 92 */ + "R_PPC64_GOT_DTPREL16_HI", /* 93 */ + "R_PPC64_GOT_DTPREL16_HA", /* 94 */ + "R_PPC64_TPREL16_DS", /* 95 */ + "R_PPC64_TPREL16_LO_DS", /* 96 */ + "R_PPC64_TPREL16_HIGHER", /* 97 */ + "R_PPC64_TPREL16_HIGHERA", /* 98 */ + "R_PPC64_TPREL16_HIGHEST", /* 99 */ + "R_PPC64_TPREL16_HIGHESTA", /* 100 */ + "R_PPC64_DTPREL16_DS", /* 101 */ + "R_PPC64_DTPREL16_LO_DS", /* 102 */ + "R_PPC64_DTPREL16_HIGHER", /* 103 */ + "R_PPC64_DTPREL16_HIGHERA", /* 104 */ + "R_PPC64_DTPREL16_HIGHEST", /* 105 */ + "R_PPC64_DTPREL16_HIGHESTA", /* 106 */ + "R_PPC64_TOC32", /* 107 */ + "R_PPC64_DTPMOD32", /* 108 */ + "R_PPC64_TPREL32", /* 109 */ + "R_PPC64_DTPREL32", /* 110 */ +}; + +/* Relocation types for MIPS */ +static const char *reloc_type_names_MIPS[] = { + "R_MIPS_NONE", "R_MIPS_16", "R_MIPS_32", "R_MIPS_REL32", + "R_MIPS_26", "R_MIPS_HI16", "R_MIPS_LO16", "R_MIPS_GPREL16", + "R_MIPS_LITERAL", "R_MIPS_GOT16", "R_MIPS_PC16", "R_MIPS_CALL16", + "R_MIPS_GPREL32", /* 12 */ + "reloc type 13?", "reloc type 14?", "reloc type 15?", + "R_MIPS_SHIFT5", /* 16 */ + "R_MIPS_SHIFT6", /* 17 */ + "R_MIPS_64", /* 18 */ + "R_MIPS_GOT_DISP", /* 19 */ + "R_MIPS_GOT_PAGE", /* 20 */ + "R_MIPS_GOT_OFST", /* 21 */ + "R_MIPS_GOT_HI16", /* 22 */ + "R_MIPS_GOT_LO16", /* 23 */ + "R_MIPS_SUB", /* 24 */ + "R_MIPS_INSERT_A", /* 25 */ + "R_MIPS_INSERT_B", /* 26 */ + "R_MIPS_DELETE", /* 27 */ + "R_MIPS_HIGHER", /* 28 */ + "R_MIPS_HIGHEST", /* 29 */ + "R_MIPS_CALL_HI16", /* 30 */ + "R_MIPS_CALL_LO16", /* 31 */ + "R_MIPS_SCN_DISP", /* 32 */ + "R_MIPS_REL16", /* 33 */ + "R_MIPS_ADD_IMMEDIATE", /* 34 */ +}; + +/* ARM relocations defined by the ABIs */ +static const char *reloc_type_names_ARM[] = { + "R_ARM_NONE", /* 00 */ + "R_ARM_PC24", /* 01 */ + "R_ARM_ABS32", /* 02 */ + "R_ARM_REL32", /* 03 */ + "R_ARM_LDR_PC_G0", /* 04 */ + "R_ARM_ABS16", /* 05 */ + "R_ARM_ABS12", /* 06 */ + "R_ARM_THM_ABS5", /* 07 */ + "R_ARM_ABS8", /* 08 */ + "R_ARM_SBREL32", /* 09 */ + "R_ARM_THM_CALL", /* 10 */ + "R_ARM_THM_PC8", /* 11 */ + "R_ARM_BREL_ADJ", /* 12 */ + "R_ARM_TLS_DESC", /* 13 */ + "R_ARM_THM_SWI8", /* 14 */ + "R_ARM_XPC25", /* 15 */ + "R_ARM_THM_XPC22", /* 16 */ + "R_ARM_TLS_DTPMOD32", /* 17 */ + "R_ARM_TLS_DTPOFF32", /* 18 */ + "R_ARM_TLS_TPOFF32", /* 19 */ + "R_ARM_COPY", /* 20 */ + "R_ARM_GLOB_DAT", /* 21 */ + "R_ARM_JUMP_SLOT", /* 22 */ + "R_ARM_RELATIVE", /* 23 */ + "R_ARM_GOTOFF32", /* 24 */ + "R_ARM_BASE_PREL", /* 25 */ + "R_ARM_GOT_BREL", /* 26 */ + "R_ARM_PLT32", /* 27 */ + "R_ARM_CALL", /* 28 */ + "R_ARM_JUMP24", /* 29 */ + "R_ARM_THM_JUMP24", /* 30 */ + "R_ARM_BASE_ABS", /* 31 */ + "R_ARM_ALU_PCREL_7_0", /* 32 */ + "R_ARM_ALU_PCREL_15_8", /* 33 */ + "R_ARM_ALU_PCREL_23_15", /* 34 */ + "R_ARM_LDR_SBREL_11_0_NC", /* 35 */ + "R_ARM_ALU_SBREL_19_12_NC", /* 36 */ + "R_ARM_ALU_SBREL_27_20_CK", /* 37 */ + "R_ARM_TARGET1", /* 38 */ + "R_ARM_SBREL31", /* 39 */ + "R_ARM_V4BX", /* 40 */ + "R_ARM_TARGET2", /* 41 */ + "R_ARM_PREL31", /* 42 */ + "R_ARM_MOVW_ABS_NC", /* 43 */ + "R_ARM_MOVT_ABS", /* 44 */ + "R_ARM_MOVW_PREL_NC", /* 45 */ + "R_ARM_MOVT_PREL", /* 46 */ + "R_ARM_THM_MOVW_ABS_NC", /* 47 */ + "R_ARM_THM_MOVT_ABS", /* 48 */ + "R_ARM_THM_MOVW_PREL_NC", /* 49 */ + "R_ARM_THM_MOVT_PREL", /* 50 */ + "R_ARM_THM_JUMP19", /* 51 */ + "R_ARM_THM_JUMP6", /* 52 */ + "R_ARM_THM_ALU_PREL_11_0", /* 53 */ + "R_ARM_THM_PC12", /* 54 */ + "R_ARM_ABS32_NOI", /* 55 */ + "R_ARM_REL32_NOI", /* 56 */ + "R_ARM_ALU_PC_G0_NC", /* 57 */ + "R_ARM_ALU_PC_G0", /* 58 */ + "R_ARM_ALU_PC_G1_NC", /* 59 */ + "R_ARM_ALU_PC_G1", /* 60 */ + "R_ARM_ALU_PC_G2", /* 61 */ + "R_ARM_LDR_PC_G1", /* 62 */ + "R_ARM_LDR_PC_G2", /* 63 */ + "R_ARM_LDRS_PC_G0", /* 64 */ + "R_ARM_LDRS_PC_G1", /* 65 */ + "R_ARM_LDRS_PC_G2", /* 66 */ + "R_ARM_LDC_PC_G0", /* 67 */ + "R_ARM_LDC_PC_G1", /* 68 */ + "R_ARM_LDC_PC_G2", /* 69 */ + "R_ARM_ALU_SB_G0_NC", /* 70 */ + "R_ARM_ALU_SB_G0", /* 71 */ + "R_ARM_ALU_SB_G1_NC", /* 72 */ + "R_ARM_ALU_SB_G1", /* 73 */ + "R_ARM_ALU_SB_G2", /* 74 */ + "R_ARM_LDR_SB_G0", /* 75 */ + "R_ARM_LDR_SB_G1", /* 76 */ + "R_ARM_LDR_SB_G2", /* 77 */ + "R_ARM_LDRS_SB_G0", /* 78 */ + "R_ARM_LDRS_SB_G1", /* 79 */ + "R_ARM_LDRS_SB_G2", /* 80 */ + "R_ARM_LDC_SB_G0", /* 81 */ + "R_ARM_LDC_SB_G1", /* 82 */ + "R_ARM_LDC_SB_G2", /* 83 */ + "R_ARM_MOVW_BREL_NC", /* 84 */ + "R_ARM_MOVT_BREL", /* 85 */ + "R_ARM_MOVW_BREL", /* 86 */ + "R_ARM_THM_MOVW_BREL_NC", /* 87 */ + "R_ARM_THM_MOVT_BREL", /* 88 */ + "R_ARM_THM_MOVW_BREL", /* 89 */ + "R_ARM_TLS_GOTDESC", /* 90 */ + "R_ARM_TLS_CALL", /* 91 */ + "R_ARM_TLS_DESCSEQ", /* 92 */ + "R_ARM_THM_TLS_CALL", /* 93 */ + "R_ARM_PLT32_ABS", /* 94 */ + "R_ARM_GOT_ABS", /* 95 */ + "R_ARM_GOT_PREL", /* 96 */ + "R_ARM_GOT_BREL12", /* 97 */ + "R_ARM_GOTOFF12", /* 98 */ + "R_ARM_GOTRELAX", /* 99 */ + "R_ARM_GNU_VTENTRY", /* 100 */ + "R_ARM_GNU_VTINHERIT", /* 101 */ + "R_ARM_THM_JUMP11", /* 102 */ + "R_ARM_THM_JUMP8", /* 103 */ + "R_ARM_TLS_GD32", /* 104 */ + "R_ARM_TLS_LDM32", /* 105 */ + "R_ARM_TLS_LDO32", /* 106 */ + "R_ARM_TLS_IE32", /* 107 */ + "R_ARM_TLS_LE32", /* 108 */ + "R_ARM_TLS_LDO12", /* 109 */ + "R_ARM_TLS_LE12", /* 110 */ + "R_ARM_TLS_IE12GP", /* 111 */ + "R_ARM_TLS_MOVT_TPOFF32", /* 112 */ /* "R_ARM_PRIVATE_0" */ + "R_ARM_TLS_MOVW_TPOFF32", /* 113 */ /* "R_ARM_PRIVATE_1" */ + "R_ARM_THM_TLS_MOVT_TPOFF32", /* 114 */ /* "R_ARM_PRIVATE_2" */ + "R_ARM_THM_TLS_MOVT_TPOFF32", /* 115 */ /* "R_ARM_PRIVATE_3" */ + "R_ARM_PRIVATE_4", /* 116 */ + "R_ARM_PRIVATE_5", /* 117 */ + "R_ARM_PRIVATE_6", /* 118 */ + "R_ARM_PRIVATE_7", /* 119 */ + "R_ARM_PRIVATE_8", /* 120 */ + "R_ARM_PRIVATE_9", /* 121 */ + "R_ARM_PRIVATE_10", /* 122 */ + "R_ARM_PRIVATE_11", /* 123 */ + "R_ARM_PRIVATE_12", /* 124 */ + "R_ARM_PRIVATE_13", /* 125 */ + "R_ARM_PRIVATE_14", /* 126 */ + "R_ARM_PRIVATE_15", /* 127 */ + "R_ARM_ME_TOO", /* 128 */ + "R_ARM_THM_TLS_DESCSEQ16", /* 129 */ + "R_ARM_THM_TLS_DESCSEQ32", /* 130 */ +}; + +/* Record the relocation table name information */ +static const char **reloc_type_names = NULL; +static Dwarf_Small number_of_reloc_type_names = 0; + +/* Set the relocation names based on the machine type */ +static void +set_relocation_table_names(Dwarf_Small machine_type) +{ + switch (machine_type) { + case EM_MIPS: + reloc_type_names = reloc_type_names_MIPS; + number_of_reloc_type_names = + sizeof(reloc_type_names_MIPS) / sizeof(char *); + break; + case EM_PPC: + reloc_type_names = reloc_type_names_PPC; + number_of_reloc_type_names = + sizeof(reloc_type_names_PPC) / sizeof(char *); + break; + case EM_PPC64: + reloc_type_names = reloc_type_names_PPC64; + number_of_reloc_type_names = + sizeof(reloc_type_names_PPC64) / sizeof(char *); + break; + case EM_ARM: + reloc_type_names = reloc_type_names_ARM; + number_of_reloc_type_names = + sizeof(reloc_type_names_ARM) / sizeof(char *); + break; + default: + /* We don't have others covered. */ + reloc_type_names = 0; + number_of_reloc_type_names = 0; + break; + } +} + + + +/* return valid reloc type names. + if buf is used, it is static, so beware it + will be overrwritten by the next call. +*/ +static string +get_reloc_type_names(int index) +{ + string retval; + + if (index < 0 || index >= number_of_reloc_type_names) { + retval = "reloc type "; + retval.append(IToDec(index)); + retval.append(" unknown"); + } else { + retval = reloc_type_names[index]; + } + return retval; +} + +#ifndef HAVE_ELF64_GETEHDR +#define Elf64_Addr long +#define Elf64_Word unsigned long +#define Elf64_Xword unsigned long +#define Elf64_Sym long +#endif + +static struct { + Dwarf_Small *buf; + Dwarf_Unsigned size; + Dwarf_Bool display; // Display reloc if TRUE + const char *name; // Section name. + Elf64_Xword type; // To cover 32 and 64 records types. +} sect_data[DW_SECTION_REL_DEBUG_NUM]; + + +typedef size_t indx_type; + +typedef struct { + indx_type indx; + char *name; + Elf32_Addr value; + Elf32_Word size; + int type; + int bind; + unsigned char other; + Elf32_Half shndx; +} SYM; + + +typedef struct { + indx_type indx; + char *name; + Elf64_Addr value; + Elf64_Xword size; + int type; + int bind; + unsigned char other; + unsigned short shndx; +} SYM64; + +static void print_reloc_information_64(int section_no, + Dwarf_Small * buf, + Dwarf_Unsigned size, + Elf64_Xword type, + const char **scn_names, int scn_names_cnt); +static void print_reloc_information_32(int section_no, + Dwarf_Small * buf, + Dwarf_Unsigned size, + Elf64_Xword type, + const char **scn_names, int scn_names_cnt); +static SYM *readsyms(Elf32_Sym * data, size_t num, Elf * elf, + Elf32_Word link); +static SYM64 *read_64_syms(Elf64_Sym * data, size_t num, Elf * elf, + Elf64_Word link); +static void *get_scndata(Elf_Scn * fd_scn, size_t * scn_size); +static void print_relocinfo_64(Dwarf_Debug dbg, Elf * elf); +static void print_relocinfo_32(Dwarf_Debug dbg, Elf * elf); + +static SYM *sym_data; +static SYM64 *sym_data_64; +static unsigned long sym_data_entry_count; +static unsigned long sym_data_64_entry_count; + + +typedef struct { + indx_type index; + const char *name_rel; /* .rel.debug_* names */ + const char *name_rela; /* .rela.debug_* names */ +} REL_INFO; + + +/* If the incoming scn_name is known, record the name + in our reloc section names table. + For a given (debug) section there can be a .rel or a .rela, + not both. + The name-to-index in this table is fixed, invariant. + It has to match other tables like +*/ +static bool +get_reloc_section(Dwarf_Debug dbg, + Elf_Scn *scn, + const char *scn_name, + Elf64_Word sh_type) +{ + static REL_INFO rel_info[DW_SECTION_REL_DEBUG_NUM] = { + {/*0*/ DW_SECTION_REL_DEBUG_INFO, + DW_SECTNAME_REL_DEBUG_INFO, + DW_SECTNAME_RELA_DEBUG_INFO}, + + {/*1*/ DW_SECTION_REL_DEBUG_LINE, + DW_SECTNAME_REL_DEBUG_LINE, + DW_SECTNAME_RELA_DEBUG_LINE}, + + {/*2*/ DW_SECTION_REL_DEBUG_PUBNAMES, + DW_SECTNAME_REL_DEBUG_PUBNAMES, + DW_SECTNAME_RELA_DEBUG_PUBNAMES}, + + {/*3*/ DW_SECTION_REL_DEBUG_ABBREV, + DW_SECTNAME_REL_DEBUG_ABBREV, + DW_SECTNAME_RELA_DEBUG_ABBREV}, + + {/*4*/ DW_SECTION_REL_DEBUG_ARANGES, + DW_SECTNAME_REL_DEBUG_ARANGES, + DW_SECTNAME_RELA_DEBUG_ARANGES}, + + {/*5*/ DW_SECTION_REL_DEBUG_FRAME, + DW_SECTNAME_REL_DEBUG_FRAME, + DW_SECTNAME_RELA_DEBUG_FRAME}, + + {/*6*/ DW_SECTION_REL_DEBUG_LOC, + DW_SECTNAME_REL_DEBUG_LOC, + DW_SECTNAME_RELA_DEBUG_LOC}, + + {/*7*/ DW_SECTION_REL_DEBUG_RANGES, + DW_SECTNAME_REL_DEBUG_RANGES, + DW_SECTNAME_RELA_DEBUG_RANGES}, + + {/*8*/ DW_SECTION_REL_DEBUG_TYPES, + DW_SECTNAME_REL_DEBUG_TYPES, + DW_SECTNAME_RELA_DEBUG_TYPES}, + }; + + Elf_Data *data; + int index; + for (index = 0; index < DW_SECTION_REL_DEBUG_NUM; ++index) { + const char *n = rel_info[index].name_rel; + const char *na = rel_info[index].name_rela; + if (strcmp(scn_name, n) == 0) { + SECT_DATA_SET(rel_info[index].index,sh_type,n) + return true; + } + if (strcmp(scn_name, na) == 0) { + SECT_DATA_SET(rel_info[index].index,sh_type,na) + return true; + } + } + return false; +} + + + +void +print_relocinfo(Dwarf_Debug dbg, unsigned reloc_map) +{ + Elf *elf; + char *endr_ident; + int is_64bit; + int res; + int i; + + for (i = 0; i < DW_SECTION_REL_DEBUG_NUM; i++) { + sect_data[i].display = reloc_map & (1 << i); + sect_data[i].buf = 0; + sect_data[i].size = 0; + sect_data[i].type = SHT_NULL; + } + res = dwarf_get_elf(dbg, &elf, &err); + if (res != DW_DLV_OK) { + print_error(dbg, "dwarf_get_elf error", res, err); + } + if ((endr_ident = elf_getident(elf, NULL)) == NULL) { + print_error(dbg, "DW_ELF_GETIDENT_ERROR", res, err); + } + is_64bit = (endr_ident[EI_CLASS] == ELFCLASS64); + if (is_64bit) { + print_relocinfo_64(dbg, elf); + } else { + print_relocinfo_32(dbg, elf); + } +} + +static void +print_relocinfo_64(Dwarf_Debug dbg, Elf * elf) +{ +#ifdef HAVE_ELF64_GETEHDR + Elf_Scn *scn = NULL; + Elf64_Ehdr *ehdr64 = 0; + Elf64_Shdr *shdr64 = 0; + const char *scn_name = 0; + const char **scn_names = 0; + int i = 0; + Elf64_Sym *sym_64 = 0; + int scn_names_cnt = 0; + + ehdr64 = elf64_getehdr(elf); + if (ehdr64 == NULL) { + print_error(dbg, "DW_ELF_GETEHDR_ERROR", DW_DLV_OK, err); + } + scn_names = (const char **)calloc(ehdr64->e_shnum + 1, sizeof(char *)); + + while ((scn = elf_nextscn(elf, scn)) != NULL) { + + shdr64 = elf64_getshdr(scn); + if (shdr64 == NULL) { + print_error(dbg, "DW_ELF_GETSHDR_ERROR", DW_DLV_OK, err); + } + scn_name = elf_strptr(elf, ehdr64->e_shstrndx, shdr64->sh_name); + if (scn_name == NULL) { + print_error(dbg, "DW_ELF_STRPTR_ERROR", DW_DLV_OK, err); + } + if(scn_names) { + /* elf_nextscn() skips section with index '0' */ + scn_names[++scn_names_cnt] = scn_name; + } + if (shdr64->sh_type == SHT_SYMTAB) { + size_t sym_size = 0; + size_t count = 0; + + sym_64 = (Elf64_Sym *) get_scndata(scn, &sym_size); + if (sym_64 == NULL) { + print_error(dbg, "no symbol table data", DW_DLV_OK, + err); + } + count = sym_size / sizeof(Elf64_Sym); + sym_64++; + free(sym_data_64); + sym_data_64 = read_64_syms(sym_64, count, elf, shdr64->sh_link); + sym_data_64_entry_count = count; + if (sym_data_64 == NULL) { + print_error(dbg, "problem reading symbol table data", + DW_DLV_OK, err); + } + } else if (!get_reloc_section(dbg,scn,scn_name,shdr64->sh_type)) { + continue; + } + } /* while */ + /* Set the relocation names based on the machine type */ + set_relocation_table_names(ehdr64->e_machine); + for (i = 0; i < DW_SECTION_REL_DEBUG_NUM; i++) { + if (sect_data[i].display && + sect_data[i].buf != NULL && + sect_data[i].size > 0) { + print_reloc_information_64(i, sect_data[i].buf, + sect_data[i].size, sect_data[i].type,scn_names, + scn_names_cnt); + } + } + + if (scn_names) { + free(scn_names); + scn_names = 0; + scn_names_cnt = 0; + } +#endif +} + +static void +print_relocinfo_32(Dwarf_Debug dbg, Elf * elf) +{ + Elf_Scn *scn = NULL; + Elf32_Ehdr *ehdr32 = 0; + Elf32_Shdr *shdr32 = 0; + char *scn_name = 0; + int i = 0; + Elf32_Sym *sym = 0; + const char **scn_names = 0; + int scn_names_cnt = 0; + + + ehdr32 = elf32_getehdr(elf); + if (ehdr32 == NULL) { + print_error(dbg, "DW_ELF_GETEHDR_ERROR", DW_DLV_OK, err); + } + /* Make the section name array big enough + that we don't need to check for overrun in the loop. */ + scn_names = (const char **)calloc(ehdr32->e_shnum + 1, sizeof(char *)); + while ((scn = elf_nextscn(elf, scn)) != NULL) { + shdr32 = elf32_getshdr(scn); + if (shdr32 == NULL) { + print_error(dbg, "DW_ELF_GETSHDR_ERROR", DW_DLV_OK, err); + } + scn_name = elf_strptr(elf, ehdr32->e_shstrndx, shdr32->sh_name); + if (scn_name == NULL) { + print_error(dbg, "DW_ELF_STRPTR_ERROR", DW_DLV_OK, err); + } + if (scn_names) { + /* elf_nextscn() skips section with index '0' */ + scn_names[++scn_names_cnt] = scn_name; + } + if (shdr32->sh_type == SHT_SYMTAB) { + size_t sym_size = 0; + size_t count = 0; + + sym = (Elf32_Sym *) get_scndata(scn, &sym_size); + if (sym == NULL) { + print_error(dbg, "no symbol table data", DW_DLV_OK, + err); + } + sym = (Elf32_Sym *) get_scndata(scn, &sym_size); + count = sym_size / sizeof(Elf32_Sym); + sym++; + free(sym_data); + sym_data = readsyms(sym, count, elf, shdr32->sh_link); + sym_data_entry_count = count; + if (sym_data == NULL) { + print_error(dbg, "problem reading symbol table data", + DW_DLV_OK, err); + } + } else if (!get_reloc_section(dbg,scn,scn_name,shdr32->sh_type)) { + continue; + } + } /* while */ + /* Set the relocation names based on the machine type */ + set_relocation_table_names(ehdr32->e_machine); + + for (i = 0; i < DW_SECTION_REL_DEBUG_NUM; i++) { + if (sect_data[i].display && + sect_data[i].buf != NULL && + sect_data[i].size > 0) { + print_reloc_information_32(i, sect_data[i].buf, + sect_data[i].size,sect_data[i].type,scn_names, + scn_names_cnt); + } + } + + if (scn_names) { + free(scn_names); + scn_names = 0; + scn_names_cnt = 0; + } + +} + +#if HAVE_ELF64_R_INFO +#ifndef ELF64_R_TYPE +#define ELF64_R_TYPE(x) 0 /* FIXME */ +#endif +#ifndef ELF64_R_SYM +#define ELF64_R_SYM(x) 0 /* FIXME */ +#endif +#ifndef ELF64_ST_TYPE +#define ELF64_ST_TYPE(x) 0 /* FIXME */ +#endif +#ifndef ELF64_ST_BIND +#define ELF64_ST_BIND(x) 0 /* FIXME */ +#endif +#endif /* HAVE_ELF64_R_INFO */ + + +static void +print_reloc_information_64(int section_no, Dwarf_Small * buf, + Dwarf_Unsigned size, Elf64_Xword type, + const char **scn_names, int scn_names_count) +{ + /* Include support for Elf64_Rel and Elf64_Rela */ + Dwarf_Unsigned add = 0; + Dwarf_Half rel_size = SHT_RELA == type ? + sizeof(Elf64_Rela) : sizeof(Elf64_Rel); + Dwarf_Unsigned off = 0; + + cout << endl; + cout << ((type == SHT_RELA)?sectnamesa[section_no]: + sectnames[section_no]) << ":" << endl;; + /* Print some headers and change the order for better reading */ + printf("Offset Addend %-26s Index Symbol Name\n","Reloc Type"); +#if HAVE_ELF64_GETEHDR + for (off = 0; off < size; off += rel_size) { +#if HAVE_ELF64_R_INFO + /* This works for the Elf64_Rel in linux */ + Elf64_Rel *p = (Elf64_Rel *) (buf + off); + string name; + if(sym_data ) { + size_t index = ELF64_R_SYM(p->r_info) - 1; + if(index < sym_data_entry_count) { + name = sym_data[index].name; + } + } else if (sym_data_64) { + size_t index = ELF64_R_SYM(p->r_info) - 1; + if(index < sym_data_64_entry_count) { + name = sym_data_64[index].name; + } + } + /* When the name is not available, use the + section name as a reference for the name.*/ + if (name.empty()) { + size_t index = ELF64_R_SYM(p->r_info) - 1; + if (index < sym_data_64_entry_count) { + SYM64 *sym_64 = &sym_data_64[index]; + if (sym_64->type == STT_SECTION && + sym_64->shndx < scn_names_count) { + name = scn_names[sym_64->shndx]; + } + } + } + if (name.empty()) { + name = "<no name>"; + } + + if (SHT_RELA == type) { + Elf64_Rela *pa = (Elf64_Rela *)p; + add = pa->r_addend; + } + + + cout << IToHex0N(p->r_offset,10); + cout << " " << IToHex0N(add,10); + cout << " " <<LeftAlign(26,get_reloc_type_names(ELF64_R_TYPE(p->r_info))); + cout << " " << BracketSurround(IToDec(ELF64_R_SYM(p->r_info),5)); + cout << " " << name; + cout << endl; +#else + /* sgi/mips -64 does not have r_info in the 64bit relocations, + but seperate fields, with 3 types, actually. Only one of + which prints here, as only one really used with dwarf */ + Elf64_Rel *p = (Elf64_Rel *) (buf + off); + string name; + if(sym_data ) { + size_t index = p->r_sym - 1; + if(index < sym_data_entry_count) { + name = sym_data[index].name; + } + } else if (sym_data_64) { + size_t index = p->r_sym - 1; + if(index < sym_data_64_entry_count) { + name = sym_data_64[index].name; + } + } + if (name.empty()) { + name = "<no name>"; + } + cout << IToHex0N(p->r_offset,10); + cout << " " << IToHex0N(add,10); + cout << " " << LeftAlign(26,get_reloc_type_names(ELF64_R_TYPE(p->r_info))); + cout << " " << BracketSurround(IToDec(ELF64_R_SYM(p->r_info),3)) + cout << " " << name; + cout << endl; +#endif + } +#endif /* HAVE_ELF64_GETEHDR */ +} + +static void +print_reloc_information_32(int section_no, Dwarf_Small * buf, + Dwarf_Unsigned size, Elf64_Xword type, + const char **scn_names, int scn_names_count) +{ +/* Include support for Elf32_Rel and Elf32_Rela */ + Dwarf_Unsigned add = 0; + Dwarf_Half rel_size = SHT_RELA == type ? + sizeof(Elf32_Rela) : sizeof(Elf32_Rel); + Dwarf_Unsigned off = 0; + + cout << endl; + cout << ((type == SHT_RELA)?sectnamesa[section_no]: + sectnames[section_no]) << ":" << endl; + printf("Offset Addend %-26s Index Symbol Name\n","Reloc Type"); + for (off = 0; off < size; off += rel_size) { + Elf32_Rel *p = (Elf32_Rel *) (buf + off); + string name; + if(sym_data) { + size_t index = ELF32_R_SYM(p->r_info) - 1; + if(index < sym_data_entry_count) { + name = sym_data[index].name; + } + } + /* When the name is not available, use the + section name as a reference for the name.*/ + if (name.empty()) { + size_t index = ELF32_R_SYM(p->r_info) - 1; + if(index < sym_data_entry_count) { + SYM *sym_32 = &sym_data[index]; + if (sym_32->type == STT_SECTION && + sym_32->shndx < scn_names_count) { + name = scn_names[sym_32->shndx]; + } + } + } + if (name.empty()) { + name = "<no name>"; + } + + if (SHT_RELA == type) { + Elf32_Rela *pa = (Elf32_Rela *)p; + add = pa->r_addend; + } + cout << IToHex0N(p->r_offset,10); + cout << " " << IToHex0N(add,10); + cout << " " << LeftAlign(26, + get_reloc_type_names(ELF32_R_TYPE(p->r_info))); + cout << " " << BracketSurround(IToDec(ELF32_R_SYM(p->r_info),5)); + cout << " " << name; + cout << endl; + } +} + +static SYM * +readsyms(Elf32_Sym * data, size_t num, Elf * elf, Elf32_Word link) +{ + SYM *s, *buf; + indx_type i; + + buf = (SYM *) calloc(num, sizeof(SYM)); + if (buf == NULL) { + return NULL; + } + s = buf; /* save pointer to head of array */ + for (i = 1; i < num; i++, data++, buf++) { + buf->indx = i; + buf->name = (char *) elf_strptr(elf, link, data->st_name); + buf->value = data->st_value; + buf->size = data->st_size; + buf->type = ELF32_ST_TYPE(data->st_info); + buf->bind = ELF32_ST_BIND(data->st_info); + buf->other = data->st_other; + buf->shndx = data->st_shndx; + } /* end for loop */ + return (s); +} + +static SYM64 * +read_64_syms(Elf64_Sym * data, size_t num, Elf * elf, Elf64_Word link) +{ +#ifdef HAVE_ELF64_GETEHDR + + SYM64 *s, *buf; + indx_type i; + + buf = (SYM64 *) calloc(num, sizeof(SYM64)); + if (buf == NULL) { + return NULL; + } + s = buf; /* save pointer to head of array */ + for (i = 1; i < num; i++, data++, buf++) { + buf->indx = i; + buf->name = (char *) elf_strptr(elf, link, data->st_name); + buf->value = data->st_value; + buf->size = data->st_size; + buf->type = ELF64_ST_TYPE(data->st_info); + buf->bind = ELF64_ST_BIND(data->st_info); + buf->other = data->st_other; + buf->shndx = data->st_shndx; + } /* end for loop */ + return (s); +#else + return 0; +#endif /* HAVE_ELF64_GETEHDR */ +} + +static void * +get_scndata(Elf_Scn * fd_scn, size_t * scn_size) +{ + Elf_Data *p_data; + + p_data = 0; + if ((p_data = elf_getdata(fd_scn, p_data)) == 0 || + p_data->d_size == 0) { + return NULL; + } + *scn_size = p_data->d_size; + return (p_data->d_buf); +} + +/* Cleanup of malloc space (some of the pointers will be 0 here) + so dwarfdump looks 'clean' to a malloc checker. +*/ +void +clean_up_syms_malloc_data() +{ + free(sym_data); + sym_data = 0; + free(sym_data_64); + sym_data_64 = 0; + sym_data_64_entry_count = 0; + sym_data_entry_count = 0; +} |