summaryrefslogtreecommitdiff
path: root/plugins/dwarf/v2/form.c
diff options
context:
space:
mode:
authorCyrille Bagard <nocbos@gmail.com>2018-11-24 14:28:22 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2018-11-24 14:28:22 (GMT)
commitdd851e1fb743d77b421519ee5915534aed2d2c4f (patch)
tree9a9f91c09438467ade7a67c5e2188b4051d23569 /plugins/dwarf/v2/form.c
parent59b1bdfdc9b64dac8fd1450c51aa5014c8c469f0 (diff)
Updated the DWARF support.
Diffstat (limited to 'plugins/dwarf/v2/form.c')
-rw-r--r--plugins/dwarf/v2/form.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/plugins/dwarf/v2/form.c b/plugins/dwarf/v2/form.c
deleted file mode 100644
index 7e012b7..0000000
--- a/plugins/dwarf/v2/form.c
+++ /dev/null
@@ -1,276 +0,0 @@
-
-/* Chrysalide - Outil d'analyse de fichiers binaires
- * form.c - chargement en mémoire des valeurs d'attributs
- *
- * Copyright (C) 2016-2017 Cyrille Bagard
- *
- * This file is part of Chrysalide.
- *
- * Chrysalide is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * Chrysalide is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Chrysalide. If not, see <http://www.gnu.org/licenses/>.
- */
-
-
-#include "form.h"
-
-
-#include "../dwarf-int.h"
-
-
-
-/******************************************************************************
-* *
-* Paramètres : format = contenu binaire de débogage à parcourir. *
-* cu = unité de compilation parente. *
-* form = nature de la valeur à lire. *
-* pos = tête de lecture au sein des données. [OUT] *
-* value = valeur au format donné lue. [OUT] *
-* *
-* Description : Lit la valeur correspondant à un type donné. *
-* *
-* Retour : Bilan de l'opération. *
-* *
-* Remarques : - *
-* *
-******************************************************************************/
-
-bool read_dwarf_v2_form_value(const GDwarfFormat *format, const dw_compil_unit_header *cu, DwarfForm form, vmpa2t *pos, dw_v2_form_value *value)
-{
- bool result; /* Bilan de lecture à renvoyer */
- GBinContent *content; /* Contenu binaire à parcourir */
- SourceEndian endian; /* Boutisme des enregistrements*/
- GExeFormat *exe; /* Format d'exécutable rattaché*/
- const bin_t *tmp; /* Données quelconques */
- uint8_t tmp8; /* Données sur 8 bits */
- uint16_t tmp16; /* Données sur 16 bits */
- uint32_t tmp32; /* Données sur 32 bits */
- uint64_t tmp64; /* Données sur 64 bits */
- uleb128_t tmpuleb; /* Données sur xxx bits */
- phys_t offset; /* Décalage à appliquer */
- mrange_t range; /* Couverture d'une section */
- vmpa2t iter; /* Point de lecture parallèle */
-
- content = G_BIN_FORMAT(format)->content;
- endian = g_binary_format_get_endianness(G_BIN_FORMAT(format));
- exe = G_DBG_FORMAT(format)->executable;
-
- switch (form)
- {
- case DW_FORM_addr:
-
- switch (cu->address_size)
- {
- case 2:
- result = g_binary_content_read_u16(content, pos, endian, &tmp16);
- if (result) value->address = tmp16;
- break;
- case 4:
- result = g_binary_content_read_u32(content, pos, endian, &tmp32);
- if (result) value->address = tmp32;
- break;
- case 8:
- result = g_binary_content_read_u64(content, pos, endian, &tmp64);
- if (result) value->address = tmp64;
- break;
- default:
- result = false;
- break;
- }
- break;
-
- case DW_FORM_block2:
- result = g_binary_content_read_u16(content, pos, endian, &tmp16);
- if (result)
- {
- value->block.size = tmp16;
- goto block_finish;
- }
- break;
-
- case DW_FORM_block4:
- result = g_binary_content_read_u32(content, pos, endian, &tmp32);
- if (result)
- {
- value->block.size = tmp32;
- goto block_finish;
- }
- break;
-
- case DW_FORM_data2:
- result = g_binary_content_read_u16(content, pos, endian, &value->data2);
- break;
-
- case DW_FORM_data4:
- result = g_binary_content_read_u32(content, pos, endian, &value->data4);
- break;
-
- case DW_FORM_data8:
- result = g_binary_content_read_u64(content, pos, endian, &value->data8);
- break;
-
- case DW_FORM_string:
-
- tmp = g_binary_content_get_raw_access(content, pos, 1);
- result = (tmp != NULL);
-
- if (result)
- {
- value->string = (const char *)tmp;
-
- while (result && *tmp != '\0')
- {
- tmp = g_binary_content_get_raw_access(content, pos, 1);
- result = (tmp != NULL);
- }
-
- }
-
- break;
-
- case DW_FORM_block:
-
- tmpuleb = 0; /* Pour GCC */
-
- result = g_binary_content_read_uleb128(content, pos, &tmpuleb);
- if (!result) break;
-
- value->block.size = tmpuleb;
-
- block_finish:
-
- value->block.start = g_binary_content_get_raw_access(content, pos, value->block.size);
-
- result = (value->block.start != NULL);
- break;
-
- case DW_FORM_block1:
- result = g_binary_content_read_u8(content, pos, &tmp8);
- if (result)
- {
- value->block.size = tmp8;
- goto block_finish;
- }
- break;
-
- case DW_FORM_data1:
- result = g_binary_content_read_u8(content, pos, &value->data1);
- break;
-
- case DW_FORM_flag:
- result = g_binary_content_read_u8(content, pos, &value->flag);
- break;
-
- case DW_FORM_sdata:
- result = g_binary_content_read_leb128(content, pos, &value->sdata);
- break;
-
- case DW_FORM_strp:
-
- /* Définition des positions */
-
- if (cu->is_32b)
- {
- result = g_binary_content_read_u32(content, pos, endian, &tmp32);
- offset = tmp32;
- }
- else
- {
- result = g_binary_content_read_u64(content, pos, endian, &tmp64);
- offset = tmp64;
- }
-
- /* Lecture dans la section adaptée */
-
- if (result)
- result = g_exe_format_get_section_range_by_name(exe, ".debug_str", &range);
-
- if (result)
- {
- copy_vmpa(&iter, get_mrange_addr(&range));
-
- result = g_binary_content_seek(content, &iter, offset);
-
- if (!result)
- break;
-
- tmp = g_binary_content_get_raw_access(content, &iter, 1);
- result = (tmp != NULL);
-
- if (result)
- {
- value->string = (const char *)tmp;
-
- while (result && *tmp != '\0')
- {
- tmp = g_binary_content_get_raw_access(content, &iter, 1);
- result = (tmp != NULL);
- }
-
- }
-
- }
-
- break;
-
- case DW_FORM_udata:
- result = g_binary_content_read_uleb128(content, pos, &value->udata);
- break;
-
-
-
-
-
-
-
-
-
-
-
- case DW_FORM_ref1:
- result = g_binary_content_read_u8(content, pos, &value->ref1);
- break;
-
- case DW_FORM_ref2:
- result = g_binary_content_read_u16(content, pos, endian, &value->ref2);
- break;
-
- case DW_FORM_ref4:
- result = g_binary_content_read_u32(content, pos, endian, &value->ref4);
- break;
-
- case DW_FORM_ref8:
- result = g_binary_content_read_u64(content, pos, endian, &value->ref8);
- break;
-
- case DW_FORM_ref_udata:
- result = g_binary_content_read_uleb128(content, pos, &value->ref_udata);
- break;
-
-
-
-
-
-
-
-
-
-
- default:
- result = false;
- break;
-
- }
-
- return result;
-
-}