92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
#include "SceTypes.hpp"
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#include "prx/libc/include/general/VabiMacros.hpp"
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#include <algorithm>
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#include <chrono>
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#include <cstddef>
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#include <cstdio>
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#include <cstdlib>
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#include <filesystem>
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#include <fstream>
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#include <iterator>
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#include <string>
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#include <vector>
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extern "C" {
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int APS5_VABI sceSaveDataInitialize3(const void*);
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int APS5_VABI sceSaveDataTerminate(void);
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int APS5_VABI sceSaveDataSetupSaveDataMemory2(const SaveDataMemorySetup2*, SaveDataMemorySetupResult*);
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#ifndef SAVEDATA_NATIVE_BACKEND
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int APS5_VABI sceSaveDataSyncSaveDataMemory(const void*);
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#endif
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}
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static void Check(bool value, int line) {
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if (!value) {
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std::fprintf(stderr, "Save-data replacement check failed at line %d\n", line);
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std::abort();
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}
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}
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#define Require(value) Check((value), __LINE__)
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int main() {
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const auto originalDirectory = std::filesystem::current_path();
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const auto root = std::filesystem::temp_directory_path() /
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("anyps5-savedata-replacement-" +
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std::to_string(std::chrono::steady_clock::now().time_since_epoch().count()));
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Require(std::filesystem::create_directory(root));
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std::filesystem::current_path(root);
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constexpr std::int32_t userId = 7531;
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#ifdef SAVEDATA_NATIVE_BACKEND
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const auto savePath = std::filesystem::path("_sd_mem") / ("u" + std::to_string(userId)) / "slot0.bin";
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#else
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const auto savePath = std::filesystem::path("_sd") / "sce_sdmemory" /
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std::to_string(userId) / "memory.dat";
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#endif
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std::filesystem::create_directories(savePath.parent_path());
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const std::vector<char> oldData{'o', 'l', 'd'};
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{
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std::ofstream file(savePath, std::ios::binary);
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Require(file.is_open());
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file.write(oldData.data(), static_cast<std::streamsize>(oldData.size()));
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Require(static_cast<bool>(file));
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}
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Require(sceSaveDataInitialize3(nullptr) == 0);
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SaveDataMemorySetup2 setup{};
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setup.user_id = userId;
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setup.memory_size = oldData.size() + 3;
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SaveDataMemorySetupResult result{};
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int status = sceSaveDataSetupSaveDataMemory2(&setup, &result);
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#ifndef SAVEDATA_NATIVE_BACKEND
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struct MemorySyncParam {
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std::int32_t user_id;
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std::uint32_t slot_id;
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std::uint32_t option;
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} sync{userId, 0, 0};
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if (status == 0) {
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status = sceSaveDataSyncSaveDataMemory(&sync);
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}
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#endif
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Require(result.existed_memory_size == oldData.size());
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Require(status == 0);
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std::vector<char> savedData;
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{
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std::ifstream savedFile(savePath, std::ios::binary);
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savedData.assign(std::istreambuf_iterator<char>(savedFile), std::istreambuf_iterator<char>());
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}
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Require(savedData.size() == setup.memory_size);
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Require(std::equal(oldData.begin(), oldData.end(), savedData.begin()));
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Require(std::all_of(savedData.begin() + static_cast<std::ptrdiff_t>(oldData.size()),
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savedData.end(), [](char byte) { return byte == 0; }));
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#ifdef SAVEDATA_NATIVE_BACKEND
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Require(sceSaveDataTerminate() == 0);
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#endif
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std::filesystem::current_path(originalDirectory);
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std::filesystem::remove_all(root);
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}
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