1 files changed, 72 insertions, 0 deletions
diff --git a/comm/mailnews/db/mork/orkinHeap.cpp b/comm/mailnews/db/mork/orkinHeap.cpp
new file mode 100644
index 0000000000..0bd2545a7b
--- /dev/null
+++ b/comm/mailnews/db/mork/orkinHeap.cpp
@@ -0,0 +1,72 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-  */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef _MDB_
+#  include "mdb.h"
+#endif
+
+#ifndef _MORK_
+#  include "mork.h"
+#endif
+
+#ifndef _ORKINHEAP_
+#  include "orkinHeap.h"
+#endif
+
+#ifndef _MORKENV_
+#  include "morkEnv.h"
+#endif
+
+#include "nsIMemoryReporter.h"
+
+#include <stdlib.h>
+
+// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+orkinHeap::orkinHeap()  // does nothing
+    : mUsedSize(0) {}
+
+/*virtual*/
+orkinHeap::~orkinHeap()  // does nothing
+{}
+
+MOZ_DEFINE_MALLOC_SIZE_OF_ON_ALLOC(MorkSizeOfOnAlloc)
+MOZ_DEFINE_MALLOC_SIZE_OF_ON_FREE(MorkSizeOfOnFree)
+
+// { ===== begin nsIMdbHeap methods =====
+/*virtual*/ nsresult orkinHeap::Alloc(
+    nsIMdbEnv* mev,   // allocate a piece of memory
+    mdb_size inSize,  // requested size of new memory block
+    void** outBlock)  // memory block of inSize bytes, or nil
+{
+  MORK_USED_1(mev);
+  nsresult outErr = NS_OK;
+  void* block = malloc(inSize);
+  if (!block)
+    outErr = morkEnv_kOutOfMemoryError;
+  else
+    mUsedSize += MorkSizeOfOnAlloc(block);
+
+  MORK_ASSERT(outBlock);
+  if (outBlock) *outBlock = block;
+  return outErr;
+}
+
+/*virtual*/ nsresult orkinHeap::Free(
+    nsIMdbEnv* mev,  // free block allocated earlier by Alloc()
+    void* inBlock) {
+  MORK_USED_1(mev);
+  MORK_ASSERT(inBlock);
+  if (inBlock) {
+    mUsedSize -= MorkSizeOfOnFree(inBlock);
+    free(inBlock);
+  }
+  return NS_OK;
+}
+
+size_t orkinHeap::GetUsedSize() { return mUsedSize; }
+// } ===== end nsIMdbHeap methods =====
+
+// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789