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https://github.com/PabloMK7/citra.git
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Merge pull request #5301 from lioncash/chunk
common: Remove chunk_file.h
This commit is contained in:
Pengfei Zhu
GitHub
commit
017f0c469e
2 changed files with 0 additions and 624 deletions
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@ -60,7 +60,6 @@ add_library(common STATIC
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detached_tasks.h
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bit_field.h
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bit_set.h
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chunk_file.h
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cityhash.cpp
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cityhash.h
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color.h
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@ -1,623 +0,0 @@
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// Copyright (C) 2003 Dolphin Project.
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// This program 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, version 2.0 or later versions.
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// This program 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 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#pragma once
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// Extremely simple serialization framework.
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// (mis)-features:
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// + Super fast
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// + Very simple
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// + Same code is used for serialization and deserializaition (in most cases)
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// - Zero backwards/forwards compatibility
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// - Serialization code for anything complex has to be manually written.
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#include <cstring>
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#include <deque>
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#include <list>
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#include <map>
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#include <set>
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#include <string>
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#include <type_traits>
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#include <utility>
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#include <vector>
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#include "common/assert.h"
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#include "common/common_types.h"
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#include "common/logging/log.h"
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template <class T>
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struct LinkedListItem : public T {
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LinkedListItem<T>* next;
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};
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class PointerWrap;
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class PointerWrapSection {
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public:
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PointerWrapSection(PointerWrap& p, int ver, const char* title)
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: p_(p), ver_(ver), title_(title) {}
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~PointerWrapSection();
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bool operator==(const int& v) const {
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return ver_ == v;
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}
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bool operator!=(const int& v) const {
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return ver_ != v;
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}
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bool operator<=(const int& v) const {
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return ver_ <= v;
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}
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bool operator>=(const int& v) const {
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return ver_ >= v;
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}
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bool operator<(const int& v) const {
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return ver_ < v;
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}
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bool operator>(const int& v) const {
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return ver_ > v;
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}
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operator bool() const {
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return ver_ > 0;
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}
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private:
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PointerWrap& p_;
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int ver_;
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const char* title_;
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};
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// Wrapper class
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class PointerWrap {
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// This makes it a compile error if you forget to define DoState() on non-POD.
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// Which also can be a problem, for example struct tm is non-POD on linux, for whatever reason...
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#ifdef _MSC_VER
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template <typename T, bool isPOD = std::is_pod<T>::value,
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bool isPointer = std::is_pointer<T>::value>
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#else
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template <typename T, bool isPOD = __is_pod(T), bool isPointer = std::is_pointer<T>::value>
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#endif
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struct DoHelper {
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static void DoArray(PointerWrap* p, T* x, int count) {
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for (int i = 0; i < count; ++i)
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p->Do(x[i]);
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}
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static void Do(PointerWrap* p, T& x) {
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p->DoClass(x);
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}
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};
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template <typename T>
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struct DoHelper<T, true, false> {
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static void DoArray(PointerWrap* p, T* x, int count) {
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p->DoVoid((void*)x, sizeof(T) * count);
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}
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static void Do(PointerWrap* p, T& x) {
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p->DoVoid((void*)&x, sizeof(x));
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}
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};
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public:
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enum Mode {
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MODE_READ = 1, // load
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MODE_WRITE, // save
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MODE_MEASURE, // calculate size
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MODE_VERIFY, // compare
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};
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enum Error {
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ERROR_NONE = 0,
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ERROR_WARNING = 1,
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ERROR_FAILURE = 2,
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};
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u8** ptr;
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Mode mode;
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Error error;
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public:
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PointerWrap(u8** ptr_, Mode mode_) : ptr(ptr_), mode(mode_), error(ERROR_NONE) {}
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PointerWrap(unsigned char** ptr_, int mode_)
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: ptr((u8**)ptr_), mode((Mode)mode_), error(ERROR_NONE) {}
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PointerWrapSection Section(const char* title, int ver) {
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return Section(title, ver, ver);
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}
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// The returned object can be compared against the version that was loaded.
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// This can be used to support versions as old as minVer.
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// Version = 0 means the section was not found.
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PointerWrapSection Section(const char* title, int minVer, int ver) {
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char marker[16] = {0};
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int foundVersion = ver;
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strncpy(marker, title, sizeof(marker));
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if (!ExpectVoid(marker, sizeof(marker))) {
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// Might be before we added name markers for safety.
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if (foundVersion == 1 && ExpectVoid(&foundVersion, sizeof(foundVersion)))
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DoMarker(title);
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// Wasn't found, but maybe we can still load the state.
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else
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foundVersion = 0;
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} else
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Do(foundVersion);
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if (error == ERROR_FAILURE || foundVersion < minVer || foundVersion > ver) {
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LOG_ERROR(Common, "Savestate failure: wrong version {} found for {}", foundVersion,
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title);
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SetError(ERROR_FAILURE);
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return PointerWrapSection(*this, -1, title);
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}
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return PointerWrapSection(*this, foundVersion, title);
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}
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void SetMode(Mode mode_) {
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mode = mode_;
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}
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Mode GetMode() const {
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return mode;
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}
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u8** GetPPtr() {
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return ptr;
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}
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void SetError(Error error_) {
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if (error < error_)
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error = error_;
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if (error > ERROR_WARNING)
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mode = PointerWrap::MODE_MEASURE;
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}
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bool ExpectVoid(void* data, int size) {
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switch (mode) {
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case MODE_READ:
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if (memcmp(data, *ptr, size) != 0)
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return false;
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break;
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case MODE_WRITE:
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memcpy(*ptr, data, size);
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break;
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case MODE_MEASURE:
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break; // MODE_MEASURE - don't need to do anything
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case MODE_VERIFY:
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for (int i = 0; i < size; i++) {
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DEBUG_ASSERT_MSG(
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((u8*)data)[i] == (*ptr)[i],
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"Savestate verification failure: {} ({:#X}) (at {}) != {} ({:#X}) (at {}).\n",
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((u8*)data)[i], ((u8*)data)[i], &((u8*)data)[i], (*ptr)[i], (*ptr)[i],
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&(*ptr)[i]);
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}
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break;
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default:
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break; // throw an error?
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}
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(*ptr) += size;
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return true;
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}
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void DoVoid(void* data, int size) {
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switch (mode) {
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case MODE_READ:
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memcpy(data, *ptr, size);
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break;
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case MODE_WRITE:
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memcpy(*ptr, data, size);
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break;
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case MODE_MEASURE:
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break; // MODE_MEASURE - don't need to do anything
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case MODE_VERIFY:
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for (int i = 0; i < size; i++) {
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DEBUG_ASSERT_MSG(
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((u8*)data)[i] == (*ptr)[i],
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"Savestate verification failure: {} ({#:X}) (at {}) != {} ({:#X}) (at {}).\n",
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((u8*)data)[i], ((u8*)data)[i], &((u8*)data)[i], (*ptr)[i], (*ptr)[i],
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&(*ptr)[i]);
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}
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break;
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default:
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break; // throw an error?
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}
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(*ptr) += size;
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}
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template <class K, class T>
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void Do(std::map<K, T*>& x) {
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if (mode == MODE_READ) {
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for (auto it = x.begin(), end = x.end(); it != end; ++it) {
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if (it->second != nullptr)
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delete it->second;
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}
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}
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T* dv = nullptr;
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DoMap(x, dv);
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}
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template <class K, class T>
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void Do(std::map<K, T>& x) {
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T dv = T();
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DoMap(x, dv);
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}
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template <class K, class T>
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void DoMap(std::map<K, T>& x, T& default_val) {
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unsigned int number = (unsigned int)x.size();
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Do(number);
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switch (mode) {
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case MODE_READ: {
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x.clear();
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while (number > 0) {
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K first = K();
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Do(first);
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T second = default_val;
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Do(second);
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x[first] = second;
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--number;
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}
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} break;
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case MODE_WRITE:
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case MODE_MEASURE:
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case MODE_VERIFY: {
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typename std::map<K, T>::iterator itr = x.begin();
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while (number > 0) {
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K first = itr->first;
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Do(first);
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Do(itr->second);
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--number;
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++itr;
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}
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} break;
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}
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}
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template <class K, class T>
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void Do(std::multimap<K, T*>& x) {
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if (mode == MODE_READ) {
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for (auto it = x.begin(), end = x.end(); it != end; ++it) {
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if (it->second != nullptr)
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delete it->second;
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}
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}
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T* dv = nullptr;
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DoMultimap(x, dv);
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}
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template <class K, class T>
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void Do(std::multimap<K, T>& x) {
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T dv = T();
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DoMultimap(x, dv);
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}
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template <class K, class T>
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void DoMultimap(std::multimap<K, T>& x, T& default_val) {
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unsigned int number = (unsigned int)x.size();
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Do(number);
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switch (mode) {
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case MODE_READ: {
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x.clear();
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while (number > 0) {
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K first = K();
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Do(first);
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T second = default_val;
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Do(second);
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x.insert(std::make_pair(first, second));
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--number;
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}
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} break;
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case MODE_WRITE:
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case MODE_MEASURE:
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case MODE_VERIFY: {
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typename std::multimap<K, T>::iterator itr = x.begin();
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while (number > 0) {
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Do(itr->first);
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Do(itr->second);
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--number;
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++itr;
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}
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} break;
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}
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}
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// Store vectors.
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template <class T>
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void Do(std::vector<T*>& x) {
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T* dv = nullptr;
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DoVector(x, dv);
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}
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template <class T>
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void Do(std::vector<T>& x) {
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T dv = T();
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DoVector(x, dv);
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}
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template <class T>
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void DoPOD(std::vector<T>& x) {
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T dv = T();
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DoVectorPOD(x, dv);
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}
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template <class T>
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void Do(std::vector<T>& x, T& default_val) {
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DoVector(x, default_val);
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}
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template <class T>
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void DoVector(std::vector<T>& x, T& default_val) {
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u32 vec_size = (u32)x.size();
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Do(vec_size);
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x.resize(vec_size, default_val);
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if (vec_size > 0)
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DoArray(&x[0], vec_size);
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}
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template <class T>
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void DoVectorPOD(std::vector<T>& x, T& default_val) {
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u32 vec_size = (u32)x.size();
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Do(vec_size);
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x.resize(vec_size, default_val);
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if (vec_size > 0)
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DoArray(&x[0], vec_size);
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}
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// Store deques.
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template <class T>
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void Do(std::deque<T*>& x) {
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T* dv = nullptr;
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DoDeque(x, dv);
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}
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template <class T>
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void Do(std::deque<T>& x) {
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T dv = T();
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DoDeque(x, dv);
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}
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template <class T>
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void DoDeque(std::deque<T>& x, T& default_val) {
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u32 deq_size = (u32)x.size();
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Do(deq_size);
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x.resize(deq_size, default_val);
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u32 i;
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for (i = 0; i < deq_size; i++)
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Do(x[i]);
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}
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// Store STL lists.
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template <class T>
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void Do(std::list<T*>& x) {
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T* dv = nullptr;
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Do(x, dv);
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}
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template <class T>
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void Do(std::list<T>& x) {
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T dv = T();
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DoList(x, dv);
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}
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template <class T>
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void Do(std::list<T>& x, T& default_val) {
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DoList(x, default_val);
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}
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template <class T>
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void DoList(std::list<T>& x, T& default_val) {
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u32 list_size = (u32)x.size();
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Do(list_size);
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x.resize(list_size, default_val);
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typename std::list<T>::iterator itr, end;
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for (itr = x.begin(), end = x.end(); itr != end; ++itr)
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Do(*itr);
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}
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// Store STL sets.
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template <class T>
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void Do(std::set<T*>& x) {
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if (mode == MODE_READ) {
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for (auto it = x.begin(), end = x.end(); it != end; ++it) {
|
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if (*it != nullptr)
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delete *it;
|
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}
|
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}
|
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DoSet(x);
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}
|
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|
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template <class T>
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void Do(std::set<T>& x) {
|
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DoSet(x);
|
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}
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|
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template <class T>
|
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void DoSet(std::set<T>& x) {
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unsigned int number = (unsigned int)x.size();
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Do(number);
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|
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switch (mode) {
|
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case MODE_READ: {
|
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x.clear();
|
||||
while (number-- > 0) {
|
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T it = T();
|
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Do(it);
|
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x.insert(it);
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}
|
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} break;
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case MODE_WRITE:
|
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case MODE_MEASURE:
|
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case MODE_VERIFY: {
|
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typename std::set<T>::iterator itr = x.begin();
|
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while (number-- > 0)
|
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Do(*itr++);
|
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} break;
|
||||
|
||||
default:
|
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LOG_ERROR(Common, "Savestate error: invalid mode {}.", mode);
|
||||
}
|
||||
}
|
||||
|
||||
// Store strings.
|
||||
void Do(std::string& x) {
|
||||
int stringLen = (int)x.length() + 1;
|
||||
Do(stringLen);
|
||||
|
||||
switch (mode) {
|
||||
case MODE_READ:
|
||||
x = (char*)*ptr;
|
||||
break;
|
||||
case MODE_WRITE:
|
||||
memcpy(*ptr, x.c_str(), stringLen);
|
||||
break;
|
||||
case MODE_MEASURE:
|
||||
break;
|
||||
case MODE_VERIFY:
|
||||
DEBUG_ASSERT_MSG((x == (char*)*ptr),
|
||||
"Savestate verification failure: \"{}\" != \"{}\" (at {}).\n", x,
|
||||
(char*)*ptr, ptr);
|
||||
break;
|
||||
}
|
||||
(*ptr) += stringLen;
|
||||
}
|
||||
|
||||
void Do(std::wstring& x) {
|
||||
int stringLen = sizeof(wchar_t) * ((int)x.length() + 1);
|
||||
Do(stringLen);
|
||||
|
||||
switch (mode) {
|
||||
case MODE_READ:
|
||||
x = (wchar_t*)*ptr;
|
||||
break;
|
||||
case MODE_WRITE:
|
||||
memcpy(*ptr, x.c_str(), stringLen);
|
||||
break;
|
||||
case MODE_MEASURE:
|
||||
break;
|
||||
case MODE_VERIFY:
|
||||
DEBUG_ASSERT_MSG((x == (wchar_t*)*ptr),
|
||||
"Savestate verification failure: \"{}\" != \"{}\" (at {}).\n", x,
|
||||
(wchar_t*)*ptr, ptr);
|
||||
break;
|
||||
}
|
||||
(*ptr) += stringLen;
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void DoClass(T& x) {
|
||||
x.DoState(*this);
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void DoClass(T*& x) {
|
||||
if (mode == MODE_READ) {
|
||||
if (x != nullptr)
|
||||
delete x;
|
||||
x = new T();
|
||||
}
|
||||
x->DoState(*this);
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void DoArray(T* x, int count) {
|
||||
DoHelper<T>::DoArray(this, x, count);
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void Do(T& x) {
|
||||
DoHelper<T>::Do(this, x);
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void DoPOD(T& x) {
|
||||
DoHelper<T>::Do(this, x);
|
||||
}
|
||||
|
||||
template <class T>
|
||||
void DoPointer(T*& x, T* const base) {
|
||||
// pointers can be more than 2^31 apart, but you're using this function wrong if you need
|
||||
// that much range
|
||||
s32 offset = x - base;
|
||||
Do(offset);
|
||||
if (mode == MODE_READ)
|
||||
x = base + offset;
|
||||
}
|
||||
|
||||
template <class T, LinkedListItem<T>* (*TNew)(), void (*TFree)(LinkedListItem<T>*),
|
||||
void (*TDo)(PointerWrap&, T*)>
|
||||
void DoLinkedList(LinkedListItem<T>*& list_start, LinkedListItem<T>** list_end = nullptr) {
|
||||
LinkedListItem<T>* list_cur = list_start;
|
||||
LinkedListItem<T>* prev = nullptr;
|
||||
|
||||
while (true) {
|
||||
u8 shouldExist = (list_cur ? 1 : 0);
|
||||
Do(shouldExist);
|
||||
if (shouldExist == 1) {
|
||||
LinkedListItem<T>* cur = list_cur ? list_cur : TNew();
|
||||
TDo(*this, (T*)cur);
|
||||
if (!list_cur) {
|
||||
if (mode == MODE_READ) {
|
||||
cur->next = nullptr;
|
||||
list_cur = cur;
|
||||
if (prev)
|
||||
prev->next = cur;
|
||||
else
|
||||
list_start = cur;
|
||||
} else {
|
||||
TFree(cur);
|
||||
continue;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (mode == MODE_READ) {
|
||||
if (prev)
|
||||
prev->next = nullptr;
|
||||
if (list_end)
|
||||
*list_end = prev;
|
||||
if (list_cur) {
|
||||
if (list_start == list_cur)
|
||||
list_start = nullptr;
|
||||
do {
|
||||
LinkedListItem<T>* next = list_cur->next;
|
||||
TFree(list_cur);
|
||||
list_cur = next;
|
||||
} while (list_cur);
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
prev = list_cur;
|
||||
list_cur = list_cur->next;
|
||||
}
|
||||
}
|
||||
|
||||
void DoMarker(const char* prevName, u32 arbitraryNumber = 0x42) {
|
||||
u32 cookie = arbitraryNumber;
|
||||
Do(cookie);
|
||||
if (mode == PointerWrap::MODE_READ && cookie != arbitraryNumber) {
|
||||
LOG_ERROR(Common,
|
||||
"After \"{}\", found {} ({:#X}) instead of save marker {} ({:#X}). "
|
||||
"Aborting savestate load...",
|
||||
prevName, cookie, cookie, arbitraryNumber, arbitraryNumber);
|
||||
SetError(ERROR_FAILURE);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
inline PointerWrapSection::~PointerWrapSection() {
|
||||
if (ver_ > 0) {
|
||||
p_.DoMarker(title_);
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue