Cut binary data into several areas using all the available CPUs and less memory.

1 files changed, 30 insertions, 1 deletions

diff --git a/plugins/ropgadgets/finder.c b/plugins/ropgadgets/finder.c
index 6a2283c..98871b5 100644
--- a/plugins/ropgadgets/finder.c
+++ b/plugins/ropgadgets/finder.c
@@ -323,6 +323,7 @@ found_rop_list *list_all_gadgets(GExeFormat *format, unsigned int max_depth, upd
     found_rop_list *result;                 /* Liste de listes à renvoyer  */
     const char *target;                     /* Sous-traitance requise      */
     search_domain domain;                   /* Outils pour la recherche    */
+    GBinPortion *portions;                  /* Couche première de portions */
     GProcContext **contexts;                /* Contextes pour recherches   */
     char **names;                           /* Désignations humaines liées */
     size_t i;                               /* Boucle de parcours          */
@@ -337,7 +338,35 @@ found_rop_list *list_all_gadgets(GExeFormat *format, unsigned int max_depth, upd
     target = g_exe_format_get_target_machine(format);
     domain.proc = get_arch_processor_for_type(target);
 
-    domain.exe_ranges = g_exe_format_get_x_ranges(format, &domain.exe_count);
+    bool collect_x_ranges(GBinPortion *portion, GBinPortion *parent, BinaryPortionVisit visit, void *unused)
+    {
+        const mrange_t *range;
+
+        if (visit == BPV_SHOW)
+        {
+            if (g_binary_portion_get_rights(portion) & PAC_EXEC)
+            {
+                range = g_binary_portion_get_range(portion);
+
+                domain.exe_ranges = (mrange_t *)realloc(domain.exe_ranges, ++domain.exe_count * sizeof(mrange_t));
+                copy_mrange(&domain.exe_ranges[domain.exe_count - 1], range);
+
+            }
+
+        }
+
+        return true;
+
+    }
+
+    domain.exe_ranges = NULL;
+    domain.exe_count = 0;
+
+    portions = g_exe_format_get_portions(format);
+
+    g_binary_portion_visit(portions, (visit_portion_fc)collect_x_ranges, NULL);
+
+    g_object_unref(G_OBJECT(portions));
 
     /* Récupération des différents contextes */