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-rw-r--r--src/save/GenericGameStorage.cpp267
1 files changed, 267 insertions, 0 deletions
diff --git a/src/save/GenericGameStorage.cpp b/src/save/GenericGameStorage.cpp
new file mode 100644
index 00000000..52733b67
--- /dev/null
+++ b/src/save/GenericGameStorage.cpp
@@ -0,0 +1,267 @@
+#include "common.h"
+#include "main.h"
+#include "patcher.h"
+#include "Camera.h"
+#include "Clock.h"
+#include "Date.h"
+#include "FileMgr.h"
+#include "GameLogic.h"
+#include "Garages.h"
+#include "GenericGameStorage.h"
+#include "PCSave.h"
+#include "PlayerPed.h"
+#include "Pools.h"
+#include "Script.h"
+#include "Streaming.h"
+#include "World.h"
+
+const int SIZE_OF_ONE_GAME_IN_BYTES = 201729;
+
+char (&DefaultPCSaveFileName)[260] = *(char(*)[260])*(uintptr*)0x8E28C0;
+char (&ValidSaveName)[260] = *(char(*)[260])*(uintptr*)0x8E2CBC;
+char (&LoadFileName)[256] = *(char(*)[256])*(uintptr*)0x9403C4;
+wchar (&SlotFileName)[SLOT_COUNT][260] = *(wchar(*)[SLOT_COUNT][260])*(uintptr*)0x6F07C8;
+wchar (&SlotSaveDate)[SLOT_COUNT][70] = *(wchar(*)[SLOT_COUNT][70])*(uintptr*)0x72B858;
+int &CheckSum = *(int*)0x8E2BE0;
+eLevelName &m_LevelToLoad = *(eLevelName*)0x8E29CC;
+char SaveFileNameJustSaved[260];
+int (&Slots)[SLOT_COUNT+1] = *(int(*)[SLOT_COUNT+1])*(uintptr*)0x72803C;
+CDate &CompileDateAndTime = *(CDate*)0x72BCB8;
+
+C_PcSave &PcSaveHelper = *(C_PcSave*)0x8E2C60;
+
+#define ReadDataFromBufferPointer(buf, to) memcpy(&to, buf, sizeof(to)); buf += align4bytes(sizeof(to));
+#define WriteDataToBufferPointer(buf, from) memcpy(buf, &from, sizeof(from)); buf += align4bytes(sizeof(from));
+
+WRAPPER bool GenericSave(int file) { EAXJMP(0x58F8D0); }
+WRAPPER bool GenericLoad() { EAXJMP(0x590A00); }
+
+bool
+ReadInSizeofSaveFileBuffer(int32 &file, uint32 &size)
+{
+ file = CFileMgr::OpenFile(LoadFileName, "rb");
+ if (file == 0) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_OPEN;
+ return false;
+ }
+ CFileMgr::Read(file, (const char*)&size, sizeof(size));
+ if (CFileMgr::GetErrorReadWrite(file)) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_READ;
+ if (!CloseFile(file))
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_CLOSE;
+ return false;
+ }
+ return true;
+}
+
+bool
+ReadDataFromFile(int32 file, uint8 *buf, uint32 size)
+{
+ if (file == 0) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_OPEN;
+ return false;
+ }
+ size_t read_size = CFileMgr::Read(file, (const char*)buf, size);
+ if (CFileMgr::GetErrorReadWrite(file) || read_size != size) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_READ;
+ if (!CloseFile(file))
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_CLOSE;
+ return false;
+ }
+ return true;
+}
+
+bool
+CloseFile(int32 file)
+{
+ return CFileMgr::CloseFile(file) == 0;
+}
+
+void
+DoGameSpecificStuffAfterSucessLoad()
+{
+ StillToFadeOut = true;
+ JustLoadedDontFadeInYet = true;
+ CTheScripts::Process();
+}
+
+bool
+CheckSlotDataValid(int32 slot)
+{
+ PcSaveHelper.nErrorCode = SAVESTATUS_SUCCESSFUL;
+ if (CheckDataNotCorrupt(slot, LoadFileName)) {
+ CStreaming::DeleteAllRwObjects();
+ return true;
+ }
+
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_DATA_INVALID;
+ return false;
+}
+
+void
+MakeSpaceForSizeInBufferPointer(uint8 *&presize, uint8 *&buf, uint8 *&postsize)
+{
+ presize = buf;
+ buf += sizeof(uint32);
+ postsize = buf;
+}
+
+void
+CopySizeAndPreparePointer(uint8 *&buf, uint8 *&postbuf, uint8 *&postbuf2, uint32 &unused, uint32 &size)
+{
+ memcpy(buf, &size, sizeof(size));
+ size = align4bytes(size);
+ postbuf2 += size;
+ postbuf = postbuf2;
+}
+
+void
+DoGameSpecificStuffBeforeSave()
+{
+ CGameLogic::PassTime(360);
+ CPlayerPed *ped = FindPlayerPed();
+ ped->m_fCurrentStamina = ped->m_fMaxStamina;
+ CGame::TidyUpMemory(true, false);
+}
+
+
+void
+MakeValidSaveName(int32 slot)
+{
+ ValidSaveName[0] = '\0';
+ sprintf(ValidSaveName, "%s%i", DefaultPCSaveFileName, slot + 1);
+ strncat(ValidSaveName, ".b", 5);
+}
+
+wchar *
+GetSavedGameDateAndTime(int32 slot)
+{
+ return SlotSaveDate[slot];
+}
+
+wchar *
+GetNameOfSavedGame(int32 slot)
+{
+ return SlotFileName[slot];
+}
+
+bool
+CheckDataNotCorrupt(int32 slot, char *name)
+{
+ char filename[100];
+
+ int32 blocknum = 0;
+ eLevelName level = LEVEL_NONE;
+ CheckSum = 0;
+ uint32 bytes_pocessed = 0;
+ sprintf(filename, "%s%i%s", DefaultPCSaveFileName, slot + 1, ".b");
+ int file = CFileMgr::OpenFile(filename, "rb");
+ if (file == 0)
+ return false;
+ strcpy(name, filename);
+ while (SIZE_OF_ONE_GAME_IN_BYTES - sizeof(uint32) - bytes_pocessed > 0 && blocknum < 40) {
+ int32 blocksize;
+ if (!ReadDataFromFile(file, (uint8*)&blocksize, sizeof(blocksize))) {
+ CloseFile(file);
+ return false;
+ }
+ if (blocksize > align4bytes(sizeof(work_buff)))
+ blocksize = sizeof(work_buff) - sizeof(uint32);
+ if (!ReadDataFromFile(file, work_buff, align4bytes(blocksize))) {
+ CloseFile(file);
+ return false;
+ }
+
+ CheckSum += ((uint8*)&blocksize)[0];
+ CheckSum += ((uint8*)&blocksize)[1];
+ CheckSum += ((uint8*)&blocksize)[2];
+ CheckSum += ((uint8*)&blocksize)[3];
+ uint8 *_work_buf = work_buff;
+ for (int i = 0; i < align4bytes(blocksize); i++) {
+ CheckSum += *_work_buf++;
+ bytes_pocessed++;
+ }
+
+ if (blocknum == 0)
+ memcpy(&level, work_buff+4, sizeof(level));
+ blocknum++;
+ }
+ int32 _checkSum;
+ if (ReadDataFromFile(file, (uint8*)&_checkSum, sizeof(_checkSum))) {
+ if (CloseFile(file)) {
+ if (CheckSum == _checkSum) {
+ m_LevelToLoad = level;
+ return true;
+ }
+ return false;
+ }
+ return false;
+ }
+
+ CloseFile(file);
+ return false;
+}
+
+bool
+RestoreForStartLoad()
+{
+ uint8 buf[999];
+
+ int file = CFileMgr::OpenFile(LoadFileName, "rb");
+ if (file == 0) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_OPEN;
+ return false;
+ }
+ ReadDataFromFile(file, buf, sizeof(buf));
+ if (CFileMgr::GetErrorReadWrite(file)) {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_READ;
+ if (!CloseFile(file))
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_CLOSE;
+ return false;
+ } else {
+ uint8 *_buf = buf + sizeof(int32) + sizeof(wchar[24]) + sizeof(SYSTEMTIME) + sizeof(SIZE_OF_ONE_GAME_IN_BYTES);
+ ReadDataFromBufferPointer(_buf, CGame::currLevel);
+ ReadDataFromBufferPointer(_buf, TheCamera.GetPosition().x);
+ ReadDataFromBufferPointer(_buf, TheCamera.GetPosition().y);
+ ReadDataFromBufferPointer(_buf, TheCamera.GetPosition().z);
+ CStreaming::RemoveUnusedBigBuildings(CGame::currLevel);
+ CStreaming::RemoveUnusedBuildings(CGame::currLevel);
+ CCollision::SortOutCollisionAfterLoad();
+ CStreaming::RequestBigBuildings(CGame::currLevel);
+ CStreaming::LoadAllRequestedModels(false);
+ CStreaming::HaveAllBigBuildingsLoaded(CGame::currLevel);
+ CGame::TidyUpMemory(true, false);
+
+ if (CloseFile(file)) {
+ return true;
+ } else {
+ PcSaveHelper.nErrorCode = SAVESTATUS_ERR_LOAD_CLOSE;
+ return false;
+ }
+ }
+}
+
+int
+align4bytes(int32 size)
+{
+ return (size + 3) & 0xFFFFFFFC;
+}
+
+STARTPATCHES
+ //InjectHook(0x58F8D0, GenericSave, PATCH_JUMP);
+ //InjectHook(0x590A00, GenericLoad, PATCH_JUMP);
+ InjectHook(0x591910, ReadInSizeofSaveFileBuffer, PATCH_JUMP);
+ InjectHook(0x591990, ReadDataFromFile, PATCH_JUMP);
+ InjectHook(0x591A00, CloseFile, PATCH_JUMP);
+ InjectHook(0x591A20, DoGameSpecificStuffAfterSucessLoad, PATCH_JUMP);
+ InjectHook(0x591A40, CheckSlotDataValid, PATCH_JUMP);
+ InjectHook(0x591A80, MakeSpaceForSizeInBufferPointer, PATCH_JUMP);
+ InjectHook(0x591AA0, CopySizeAndPreparePointer, PATCH_JUMP);
+ InjectHook(0x591AE0, DoGameSpecificStuffBeforeSave, PATCH_JUMP);
+ InjectHook(0x591B10, MakeValidSaveName, PATCH_JUMP);
+ InjectHook(0x591B50, GetSavedGameDateAndTime, PATCH_JUMP);
+ InjectHook(0x591B60, GetNameOfSavedGame, PATCH_JUMP);
+ InjectHook(0x591B70, CheckDataNotCorrupt, PATCH_JUMP);
+ InjectHook(0x591D60, RestoreForStartLoad, PATCH_JUMP);
+ InjectHook(0x591E80, align4bytes, PATCH_JUMP);
+ENDPATCHES \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 20:12:20 +0200