1 files changed, 97 insertions, 0 deletions
diff --git a/comm/mailnews/db/mork/morkArray.h b/comm/mailnews/db/mork/morkArray.h
new file mode 100644
index 0000000000..daf9c96f35
--- /dev/null
+++ b/comm/mailnews/db/mork/morkArray.h
@@ -0,0 +1,97 @@
+/* -*- 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 _MORKARRAY_
+#define _MORKARRAY_ 1
+
+#ifndef _MORK_
+#  include "mork.h"
+#endif
+
+#ifndef _MORKNODE_
+#  include "morkNode.h"
+#endif
+
+// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+#define morkDerived_kArray /*i*/ 0x4179 /* ascii 'Ay' */
+
+class morkArray : public morkNode {  // row iterator
+
+  // public: // slots inherited from morkObject (meant to inform only)
+  // nsIMdbHeap*     mNode_Heap;
+  // mork_able    mNode_Mutable; // can this node be modified?
+  // mork_load    mNode_Load;    // is this node clean or dirty?
+  // mork_base    mNode_Base;    // must equal morkBase_kNode
+  // mork_derived mNode_Derived; // depends on specific node subclass
+  // mork_access  mNode_Access;  // kOpen, kClosing, kShut, or kDead
+  // mork_usage   mNode_Usage;   // kHeap, kStack, kMember, kGlobal, kNone
+  // mork_uses    mNode_Uses;    // refcount for strong refs
+  // mork_refs    mNode_Refs;    // refcount for strong refs + weak refs
+
+ public:  // state is public because the entire Mork system is private
+  void** mArray_Slots;      // array of pointers
+  nsIMdbHeap* mArray_Heap;  // required heap for allocating mArray_Slots
+  mork_fill mArray_Fill;    // logical count of used slots in mArray_Slots
+  mork_size mArray_Size;    // physical count of mArray_Slots ( >= Fill)
+  mork_seed mArray_Seed;    // change counter for syncing with iterators
+
+  // { ===== begin morkNode interface =====
+ public:                                             // morkNode virtual methods
+  virtual void CloseMorkNode(morkEnv* ev) override;  // CloseArray()
+  virtual ~morkArray();  // assert that close executed earlier
+
+ public:  // morkArray construction & destruction
+  morkArray(morkEnv* ev, const morkUsage& inUsage, nsIMdbHeap* ioHeap,
+            mork_size inSize, nsIMdbHeap* ioSlotHeap);
+  void CloseArray(morkEnv* ev);  // called by CloseMorkNode();
+
+ private:  // copying is not allowed
+  morkArray(const morkArray& other);
+  morkArray& operator=(const morkArray& other);
+
+ public:  // dynamic type identification
+  mork_bool IsArray() const {
+    return IsNode() && mNode_Derived == morkDerived_kArray;
+  }
+  // } ===== end morkNode methods =====
+
+ public:  // typing & errors
+  static void NonArrayTypeError(morkEnv* ev);
+  static void IndexBeyondEndError(morkEnv* ev);
+  static void NilSlotsAddressError(morkEnv* ev);
+  static void FillBeyondSizeError(morkEnv* ev);
+
+ public:  // other table row cursor methods
+  mork_fill Length() const { return mArray_Fill; }
+  mork_size Capacity() const { return mArray_Size; }
+
+  mork_bool Grow(morkEnv* ev, mork_size inNewSize);
+  // Grow() returns true if capacity becomes >= inNewSize and ev->Good()
+
+  void* At(mork_pos inPos) const { return mArray_Slots[inPos]; }
+  void AtPut(mork_pos inPos, void* ioSlot) { mArray_Slots[inPos] = ioSlot; }
+
+  void* SafeAt(morkEnv* ev, mork_pos inPos);
+  void SafeAtPut(morkEnv* ev, mork_pos inPos, void* ioSlot);
+
+  mork_pos AppendSlot(morkEnv* ev, void* ioSlot);
+  void AddSlot(morkEnv* ev, mork_pos inPos, void* ioSlot);
+  void CutSlot(morkEnv* ev, mork_pos inPos);
+  void CutAllSlots(morkEnv* ev);
+
+ public:  // typesafe refcounting inlines calling inherited morkNode methods
+  static void SlotWeakArray(morkArray* me, morkEnv* ev, morkArray** ioSlot) {
+    morkNode::SlotWeakNode((morkNode*)me, ev, (morkNode**)ioSlot);
+  }
+
+  static void SlotStrongArray(morkArray* me, morkEnv* ev, morkArray** ioSlot) {
+    morkNode::SlotStrongNode((morkNode*)me, ev, (morkNode**)ioSlot);
+  }
+};
+
+// 456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+#endif /* _MORKTABLEROWCURSOR_ */