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https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
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eaac1c967d
* Part 1: make conversion CTORs explicit. Minor tweaks to conform with new(ish) static analysis rule which flags up implicit single-argument conversion constructors. * Part 2: fix a couple of double-mRefCnt declaration errors. * Part 3: Fix unsafe use of NS_ConvertASCIItoUTF16(). Tag #1273
108 lines
3.5 KiB
C++
108 lines
3.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _nsMsgKeySet_H_
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#define _nsMsgKeySet_H_
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#include "msgCore.h"
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#include "nsTArray.h"
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// nsMsgKeySet represents a set of articles. Typically, it is the set of
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// read articles from a .newsrc file, but it can be used for other purposes
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// too.
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#if 0
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// If a MSG_NewsHost* is supplied to the creation routine, then that
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// MSG_NewsHost will be notified whenever a change is made to set.
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class MSG_NewsHost;
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#endif
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class NS_MSG_BASE nsMsgKeySet {
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public:
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// Creates an empty set.
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static nsMsgKeySet* Create(/* MSG_NewsHost* host = NULL*/);
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// Creates a set from the list of numbers, as might be found in a
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// newsrc file.
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static nsMsgKeySet* Create(const char* str/* , MSG_NewsHost* host = NULL*/);
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~nsMsgKeySet();
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// FirstNonMember() returns the lowest non-member of the set that is
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// greater than 0.
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int32_t FirstNonMember();
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// Output() converts to a string representation suitable for writing to a
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// .newsrc file.
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nsresult Output(char **outputStr);
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// IsMember() returns whether the given article is a member of this set.
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bool IsMember(int32_t art);
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// Add() adds the given article to the set. (Returns 1 if a change was
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// made, 0 if it was already there, and negative on error.)
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int Add(int32_t art);
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// Remove() removes the given article from the set.
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int Remove(int32_t art);
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// AddRange() adds the (inclusive) given range of articles to the set.
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int AddRange(int32_t first, int32_t last);
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// CountMissingInRange() takes an inclusive range of articles and returns
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// the number of articles in that range which are not in the set.
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int32_t CountMissingInRange(int32_t start, int32_t end);
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// FirstMissingRange() takes an inclusive range and finds the first range
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// of articles that are not in the set. If none, return zeros.
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int FirstMissingRange(int32_t min, int32_t max, int32_t* first, int32_t* last);
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// LastMissingRange() takes an inclusive range and finds the last range
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// of articles that are not in the set. If none, return zeros.
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int LastMissingRange(int32_t min, int32_t max, int32_t* first, int32_t* last);
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int32_t GetLastMember();
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int32_t GetFirstMember();
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void SetLastMember(int32_t highWaterMark);
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// For debugging only...
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int32_t getLength() {return m_length;}
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/**
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* Fill the passed in aArray with the keys in the message key set.
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*/
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nsresult ToMsgKeyArray(nsTArray<nsMsgKey> &aArray);
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#ifdef DEBUG
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static void RunTests();
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#endif
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protected:
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nsMsgKeySet(/* MSG_NewsHost* host */);
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explicit nsMsgKeySet(const char* /* , MSG_NewsHost* host */);
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bool Grow();
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bool Optimize();
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#ifdef DEBUG
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static void test_decoder(const char*);
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static void test_adder();
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static void test_ranges();
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static void test_member(bool with_cache);
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#endif
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int32_t *m_data; /* the numbers composing the `chunks' */
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int32_t m_data_size; /* size of that malloc'ed block */
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int32_t m_length; /* active area */
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int32_t m_cached_value; /* a potential set member, or -1 if unset*/
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int32_t m_cached_value_index; /* the index into `data' at which a search
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to determine whether `cached_value' was
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a member of the set ended. */
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#ifdef NEWSRC_DOES_HOST_STUFF
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MSG_NewsHost* m_host;
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#endif
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};
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#endif /* _nsMsgKeySet_H_ */
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