X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2FLibraries%2Flibc.so_src%2Fheap.c;h=779b0048d44938a80dbae3c058e93db9e85ac064;hb=c275e76e346b3996829cf1d66ddd488daab35a30;hp=7541abc12f5df9a8ea1592807eda910b0b076683;hpb=0ca124ec02d184c9bd3736354b2ae7c51330ed1d;p=tpg%2Facess2.git

diff --git a/Usermode/Libraries/libc.so_src/heap.c b/Usermode/Libraries/libc.so_src/heap.c
index 7541abc1..779b0048 100644
--- a/Usermode/Libraries/libc.so_src/heap.c
+++ b/Usermode/Libraries/libc.so_src/heap.c
@@ -45,6 +45,7 @@ EXPORT void	*sbrk(int increment);
 LOCAL void	*extendHeap(int bytes);
 static void	*FindHeapBase();
 LOCAL uint	brk(uintptr_t newpos);
+LOCAL void	Heap_Dump(void);
 
 //Code
 
@@ -91,6 +92,7 @@ EXPORT void *malloc(size_t bytes)
 		else if(curBlock->magic != MAGIC)
 		{
 			//Corrupt Heap
+			Heap_Dump();
 			_SysDebug("malloc: Corrupt Heap\n");
 			return NULL;
 		}
@@ -442,3 +444,25 @@ LOCAL uint brk(uintptr_t newpos)
 	
 	return ret;	// Return old curpos
 }
+
+void Heap_Dump(void)
+{
+	heap_head *cur = _heap_start;
+	while( cur < _heap_end )
+	{
+		switch( cur->magic )
+		{
+		case MAGIC:
+			_SysDebug("Used block %p[0x%x] - ptr=%p", cur, cur->size, cur->data);
+			break;
+		case MAGIC_FREE:
+			_SysDebug("Free block %p[0x%x] - ptr=%p", cur, cur->size, cur->data);
+			break;
+		default:
+			_SysDebug("Block %p bad magic (0x%x)", cur, cur->magic);
+			return ;
+		}
+		cur = (void*)( (char*)cur + cur->size );
+	}
+}
+