2 files changed, 33 insertions, 1 deletions
diff --git a/Database/internals/database-segment.cpp b/Database/internals/database-segment.cpp
index 8ee5b4b..6ced68f 100644
--- a/Database/internals/database-segment.cpp
+++ b/Database/internals/database-segment.cpp
@@ -9,7 +9,7 @@ Segment::Segment(Uint32 size, Uint32 id, Uint64 cpu_base, Uint32 extra_size, con
     
     assert(size);
     
-    if (data) {
+    if (data || !size) {
         plainmemory = (Byte *) data;
         loaded = true;
         allocated = false;
diff --git a/Database/internals/database-segment.h b/Database/internals/database-segment.h
index dc4d157..de8e850 100644
--- a/Database/internals/database-segment.h
+++ b/Database/internals/database-segment.h
@@ -56,6 +56,38 @@ class Segment : public Base {
     void LoadMemory(Handle * src);
     void setTag(Uint32 ptr, memory_tags_t tag);
     memory_tags_t getTag(Uint32 ptr);
+    void setBasicTag(Uint32 ptr, basic_tags_t tag) {
+        memory_tags_t t = getTag(ptr);
+        t.basic_tag = tag;
+        setTag(ptr, t);
+    }
+    basic_tags_t getBasicTag(Uint32 ptr) {
+        return (basic_tags_t) getTag(ptr).basic_tag;
+    }
+    void setCrawled(Uint32 ptr, bool crawled) {
+        memory_tags_t t = getTag(ptr);
+        t.crawled = crawled ? 1 : 0;
+        setTag(ptr, t);
+    }
+    bool getCrawled(Uint32 ptr) {
+        return getTag(ptr).crawled;
+    }
+    void setCertitude(Uint32 ptr, int certitude) {
+        if (certitude < 0)
+            certitude = -1;
+        if (certitude > 15)
+            certitude = 15;
+        memory_tags_t t = getTag(ptr);
+        t.certitude = certitude + 1;
+    }
+    int getCertitude(Uint32 ptr) {
+        return getTag(ptr).certitude - 1;
+    }
+    void ResetCrawled() {
+        for (Uint32 ptr = 0; ptr < size; ptr++) {
+            tags[ptr].crawled = 0;
+        }
+    }
     Uint32 getSize() { return size; }
     Uint64 getFullSize() { return size + extra_size; }
     Uint64 getCpuBase() { return cpu_base; }