73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/*
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Copyright (c) 2013 yvt
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based on code of pysnip (c) Mathias Kaerlev 2011-2012.
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This file is part of OpenSpades.
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OpenSpades is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenSpades is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenSpades. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "MiniHeap.h"
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namespace spades {
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bool MiniHeap::Validate() {
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Ref fl = firstFreeRegion;
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Ref minPos = 0;
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int count = 1000000;
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Ref lst = NoFreeRegion;
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while (fl != NoFreeRegion) {
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if (fl > buffer.size()) {
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SPRaise("Inconsistency detected: broken link");
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}
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if ((--count) < 1) {
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SPRaise("Inconsistency detected: looped linked list");
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}
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auto *f = Dereference<FreeRegion>(fl);
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if (f->start < minPos) {
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if (f->start == minPos - 1) {
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SPRaise("Inconsistency detected: uncombined");
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}
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SPRaise("Inconsistency detected: unsorted list");
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}
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if (f->start == 0xdeadbeef) {
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SPRaise("Inconsistency detected: not initialized (1)");
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}
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if (f->len == 0xdeadbeef) {
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SPRaise("Inconsistency detected: not initialized (1)");
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}
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if (f->next == 0xdeadbeef) {
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SPRaise("Inconsistency detected: not initialized (1)");
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}
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if (f->prev == 0xdeadbeef) {
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SPRaise("Inconsistency detected: not initialized (1)");
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}
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if (f->GetEnd() > buffer.size()) {
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SPRaise("Inconsistency detected: overflow");
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}
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minPos = f->GetEnd() + 1; // detect uncombineds
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if (f->next == fl) {
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SPRaise("Inconsistency detected: self link");
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}
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if (f->prev != lst) {
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SPRaise("Inconsistency detected: singly linked");
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}
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lst = fl;
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fl = f->next;
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}
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return true;
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}
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}
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