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authorMatt A. Tobin <email@mattatobin.com>2019-11-03 00:17:46 -0400
committerMatt A. Tobin <email@mattatobin.com>2019-11-03 00:17:46 -0400
commit302bf1b523012e11b60425d6eee1221ebc2724eb (patch)
treeb191a895f8716efcbe42f454f37597a545a6f421 /db/mork/src/orkinHeap.cpp
parent21b3f6247403c06f85e1f45d219f87549862198f (diff)
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Issue #1258 - Part 1: Import mailnews, ldap, and mork from comm-esr52.9.1
Diffstat (limited to 'db/mork/src/orkinHeap.cpp')
-rw-r--r--db/mork/src/orkinHeap.cpp84
1 files changed, 84 insertions, 0 deletions
diff --git a/db/mork/src/orkinHeap.cpp b/db/mork/src/orkinHeap.cpp
new file mode 100644
index 000000000..4a309a154
--- /dev/null
+++ b/db/mork/src/orkinHeap.cpp
@@ -0,0 +1,84 @@
+/* -*- 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>
+
+//3456789_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 =====
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789