From 302bf1b523012e11b60425d6eee1221ebc2724eb Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Sun, 3 Nov 2019 00:17:46 -0400
Subject: Issue #1258 - Part 1: Import mailnews, ldap, and mork from
 comm-esr52.9.1

---
 db/mork/src/morkArray.h | 98 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 db/mork/src/morkArray.h

(limited to 'db/mork/src/morkArray.h')

diff --git a/db/mork/src/morkArray.h b/db/mork/src/morkArray.h
new file mode 100644
index 000000000..d987b5d25
--- /dev/null
+++ b/db/mork/src/morkArray.h
@@ -0,0 +1,98 @@
+/* -*- 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
+
+//3456789_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); }
+};
+
+//3456789_123456789_123456789_123456789_123456789_123456789_123456789_123456789
+
+#endif /* _MORKTABLEROWCURSOR_ */
-- 
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