Handled ELF overlapping program and section headers.

1 files changed, 42 insertions, 0 deletions

diff --git a/src/arch/vmpa.c b/src/arch/vmpa.c
index a2430b5..e2da876 100644
--- a/src/arch/vmpa.c
+++ b/src/arch/vmpa.c
@@ -990,6 +990,48 @@ bool mrange_contains_addr_inclusive(const mrange_t *range, const vmpa2t *addr)
 /******************************************************************************
 *                                                                             *
 *  Paramètres  : range = zone mémoire à consulter.                            *
+*                other = autre zone mémoire à manipuler.                      *
+*                                                                             *
+*  Description : Détermine si deux zones mémoire se chevauchent ou non.       *
+*                                                                             *
+*  Retour      : Bilan de la consultation.                                    *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool mrange_intersects_mrange(const mrange_t *range, const mrange_t *other)
+{
+    bool result;                            /* Bilan à retourner           */
+    vmpa2t end;                             /* Fin d'une zone mémoire      */
+
+    result = false;
+
+    result |= mrange_contains_addr(range, &other->addr);
+    result |= mrange_contains_addr(other, &range->addr);
+
+    if (get_mrange_length(other) > 0)
+    {
+        compute_mrange_end_addr(other, &end);
+        deminish_vmpa(&end, 1);
+        result |= mrange_contains_addr(range, &end);
+    }
+
+    if (get_mrange_length(range) > 0)
+    {
+        compute_mrange_end_addr(range, &end);
+        deminish_vmpa(&end, 1);
+        result |= mrange_contains_addr(other, &end);
+    }
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : range = zone mémoire à consulter.                            *
 *                addr  = localisation mémoire à déterminer.                   *
 *                                                                             *
 *  Description : Calcule la position extérieure finale d'une couverture.      *