From 3d28b198f12671e4933890a4b79933d064593ce3 Mon Sep 17 00:00:00 2001
From: Cyrille Bagard <nocbos@gmail.com>
Date: Sat, 7 May 2016 18:34:44 +0200
Subject: Added debug code to avoid crashes with wrongly disassembled binaries.

---
 ChangeLog                      |  8 ++++++++
 src/analysis/disass/routines.c | 12 ++++++++++++
 src/format/elf/symbols.c       |  2 +-
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 1ab08bd..7057d72 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+16-05-07  Cyrille Bagard <nocbos@gmail.com>
+
+	* src/analysis/disass/routines.c:
+	Add debug code to avoid crashes with wrongly disassembled binaries.
+
+	* src/format/elf/symbols.c
+	Extend a debug output.
+
 16-05-06  Cyrille Bagard <nocbos@gmail.com>
 
 	* src/arch/arm/v7/Makefile.am:
diff --git a/src/analysis/disass/routines.c b/src/analysis/disass/routines.c
index 3e0aa71..94afbe4 100644
--- a/src/analysis/disass/routines.c
+++ b/src/analysis/disass/routines.c
@@ -304,6 +304,18 @@ void g_routines_study_handle_blocks(GRoutinesStudy *study, size_t index)
 
     knight = begin_dragon_knight(study->proc, coverage, range, start);
 
+
+    /**
+     * FIXME
+     * L'état 'knight == NULL' peut avoir deux origines :
+     *  - soit le binaire est mal-formé.
+     *  - soit le désassemblage s'est mal déroulé.
+     * Dans les deux cas, on obtient un symbole qui n'a pas d'instruction de départ.
+     * A traiter autrement qu'en filtrant sur knight...
+     */
+    if (knight == NULL) return;
+
+
     /* Traitement par blocs */
 
     detect_loops_in_code(knight);
diff --git a/src/format/elf/symbols.c b/src/format/elf/symbols.c
index fa7cb8f..91a4b71 100644
--- a/src/format/elf/symbols.c
+++ b/src/format/elf/symbols.c
@@ -646,7 +646,7 @@ static bool load_elf_internal_symbols(GElfFormat *format)
 
                     /* Routine */
 
-					printf("SYM ADDING>> '%s'\n", name);
+					printf("SYM ADDING>> '%s' @ 0x%08x\n", name, (unsigned int)virt);
 
                     routine = try_to_demangle_routine(name);
 
-- 
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