mirror of
https://github.com/N64Recomp/N64ModernRuntime.git
synced 2026-02-03 04:06:08 +00:00
Merge 381e0704b9 into 0bb76b0fc7
This commit is contained in:
Alejandro Javier Asenjo Nitti
GitHub
commit
ceb7967446
2 changed files with 493 additions and 24 deletions
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@ -1,51 +1,512 @@
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#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include "ultramodern/ultra64.h"
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#include "ultramodern/ultramodern.hpp"
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#include "recomp.h"
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#include "helpers.hpp"
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extern "C" void osPfsInitPak_recomp(uint8_t * rdram, recomp_context* ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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#define ARRAY_COUNT(arr) (s32)(sizeof(arr) / sizeof(arr[0]))
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#define MAX_FILES 16
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typedef struct ControllerPak
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{
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std::fstream header;
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std::fstream file;
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} ControllerPak;
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// extern std::filesystem::path config_path;
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// const std::u8string save_folder = u8"saves";
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// std::filesystem::path save_folder_path = config_path / save_folder;
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void Pfs_PakHeader_Write(u32 *file_size, u32 *game_code, u16 *company_code, u8 *ext_name, u8 *game_name, u8 fileIndex)
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{
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ControllerPak pak;
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pak.header.open("controllerPak_header.sav", std::ios::binary | std::ios::in | std::ios::out);
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if (!pak.header.good())
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{
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assert(false);
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}
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if (!pak.header.is_open())
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{
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assert(false);
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}
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/* Set file parameters to header */
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u32 seek = fileIndex * sizeof(OSPfsState);
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// file_size
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pak.header.seekp(seek + 0x0, std::ios::beg);
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pak.header.write((char *)file_size, 4);
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// game_code
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pak.header.seekp(seek + 0x4, std::ios::beg);
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pak.header.write((char *)game_code, 4);
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// company_code
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pak.header.seekp(seek + 0x08, std::ios::beg);
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pak.header.write((char *)company_code, 2);
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// ext_name
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pak.header.seekp(seek + 0x0C, std::ios::beg);
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pak.header.write((char *)ext_name, 4);
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// game_name
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pak.header.seekp(seek + 0x10, std::ios::beg);
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pak.header.write((char *)game_name, 16);
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pak.header.close();
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}
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extern "C" void osPfsFreeBlocks_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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void Pfs_PakHeader_Read(u32 *file_size, u32 *game_code, u16 *company_code, char *ext_name, char *game_name,
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u8 fileIndex)
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{
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ControllerPak pak;
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pak.header.open("controllerPak_header.sav", std::ios::binary | std::ios::in | std::ios::out);
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if (!pak.header.good())
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{
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assert(false);
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}
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if (!pak.header.is_open())
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{
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assert(false);
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}
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/* Set file parameters to header */
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u32 seek = fileIndex * sizeof(OSPfsState);
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// file_size
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pak.header.seekg(seek + 0x0, std::ios::beg);
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pak.header.read((char *)file_size, 4);
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// game_code
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pak.header.seekg(seek + 0x4, std::ios::beg);
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pak.header.read((char *)game_code, 4);
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// company_code
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pak.header.seekg(seek + 0x08, std::ios::beg);
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pak.header.read((char *)company_code, 2);
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// ext_name
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pak.header.seekg(seek + 0x0C, std::ios::beg);
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pak.header.read((char *)ext_name, 4);
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// game_name
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pak.header.seekg(seek + 0x10, std::ios::beg);
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pak.header.read((char *)game_name, 16);
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pak.header.close();
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}
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extern "C" void osPfsAllocateFile_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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void Pfs_ByteSwapFile(u8 *buffer, size_t size)
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{
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uint8_t c0, c1, c2, c3;
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for (size_t i = 0; i < size; i += 4)
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{
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c0 = buffer[i + 0];
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c1 = buffer[i + 1];
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c2 = buffer[i + 2];
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c3 = buffer[i + 3];
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buffer[i + 3] = c0;
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buffer[i + 2] = c1;
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buffer[i + 1] = c2;
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buffer[i + 0] = c3;
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}
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}
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extern "C" void osPfsDeleteFile_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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void ByteSwapCopy(uint8_t *dst, uint8_t *src, size_t size_bytes)
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{
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for (size_t i = 0; i < size_bytes; i++)
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{
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dst[i] = src[i ^ 3];
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}
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}
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extern "C" void osPfsFileState_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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extern "C" void osPfsIsPlug_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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MEM_B(0, ctx->r5) = 0b0001; // *pattern = 1;
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsFindFile_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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extern "C" void osPfsInit_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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int32_t queue = _arg<0, int32_t>(rdram, ctx);
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OSPfs *pfs = _arg<1, OSPfs *>(rdram, ctx);
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s32 channel = _arg<2, s32>(rdram, ctx);
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pfs->queue = queue;
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pfs->channel = channel;
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pfs->status = 0x1;
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ControllerPak pak;
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// If a header file doesn't exist, create it.
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if (!std::filesystem::exists("controllerPak_header.sav"))
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{
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pak.header.open("controllerPak_header.sav", std::ios::binary | std::ios::in | std::ios::out | std::ios::trunc);
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pak.header.close();
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}
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsReadWriteFile_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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extern "C" void osPfsInitPak_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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int32_t queue = _arg<0, int32_t>(rdram, ctx);
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OSPfs *pfs = _arg<1, OSPfs *>(rdram, ctx);
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s32 channel = _arg<2, s32>(rdram, ctx);
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pfs->queue = queue;
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pfs->channel = channel;
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pfs->status = 0x1;
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ControllerPak pak;
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// If a header file doesn't exist, create it.
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if (!std::filesystem::exists("controllerPak_header.sav"))
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{
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pak.header.open("controllerPak_header.sav", std::ios::binary | std::ios::in | std::ios::out | std::ios::trunc);
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pak.header.close();
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}
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsChecker_recomp(uint8_t * rdram, recomp_context * ctx) {
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ctx->r2 = 1; // PFS_ERR_NOPACK
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extern "C" void osPfsFreeBlocks_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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s32 *bytes_not_used = _arg<1, s32 *>(rdram, ctx);
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s32 usedSpace = 0;
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for (size_t i = 0; i < MAX_FILES; i++)
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{
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u32 file_size = 0;
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u32 game_code = 0;
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u16 company_code = 0;
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char ext_name[4] = {0};
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char game_name[16] = {0};
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Pfs_PakHeader_Read(&file_size, &game_code, &company_code, ext_name, game_name, i);
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if ((company_code == 0) || (game_code == 0))
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{
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continue;
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}
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else
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{
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usedSpace += file_size >> 8;
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}
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}
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*bytes_not_used = (123 - usedSpace) << 8;
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsNumFiles_recomp(uint8_t * rdram, recomp_context * ctx) {
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s32* max_files = _arg<1, s32*>(rdram, ctx);
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s32* files_used = _arg<2, s32*>(rdram, ctx);
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extern "C" void osPfsAllocateFile_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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u16 company_code = _arg<1, u16>(rdram, ctx);
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u32 game_code = _arg<2, u32>(rdram, ctx);
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u8 *game_name = _arg<3, u8 *>(rdram, ctx);
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u8 *ext_name = TO_PTR(u8, MEM_W(0x10, ctx->r29));
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u32 file_size = (s32)MEM_W(0x14, ctx->r29);
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s32 *file_no = TO_PTR(s32, MEM_W(0x18, ctx->r29));
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*max_files = 0;
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*files_used = 0;
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if ((company_code == 0) || (game_code == 0))
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{
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ctx->r2 = 5; // PFS_ERR_INVALID
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return;
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}
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_return<s32>(ctx, 1); // PFS_ERR_NOPACK
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/* Search for a free slot */
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u8 freeFileIndex = 0;
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for (size_t i = 0; i < MAX_FILES; i++)
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{
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u32 file_size_ = 0;
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u32 game_code_ = 0;
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u16 company_code_ = 0;
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char ext_name_[4] = {0};
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char game_name_[16] = {0};
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Pfs_PakHeader_Read(&file_size_, &game_code_, &company_code_, ext_name_, game_name_, i);
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if ((company_code_ == 0) || (game_code_ == 0))
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{
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freeFileIndex = i;
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break;
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}
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}
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if (freeFileIndex == MAX_FILES) {
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ctx->r2 = 8; // PFS_DIR_FULL
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return;
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}
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Pfs_PakHeader_Write(&file_size, &game_code, &company_code, ext_name, game_name, freeFileIndex);
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/* Create empty file */
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ControllerPak pak;
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char filename[100];
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sprintf(filename, "controllerPak_file_%d.sav", freeFileIndex);
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pak.file.open(filename, std::ios::binary | std::ios::in | std::ios::out | std::ios::trunc);
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file_size = (file_size + 31) & ~31;
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u8 *zero_block = (u8 *)malloc(file_size);
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memset(zero_block, 0, file_size);
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pak.file.seekp(0, std::ios::beg);
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pak.file.write((char *)zero_block, file_size);
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free(zero_block);
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pak.file.close();
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*file_no = freeFileIndex;
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsRepairId_recomp(uint8_t * rdram, recomp_context * ctx) {
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_return<s32>(ctx, 1); // PFS_ERR_NOPACK
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extern "C" void osPfsFileState_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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s32 file_no = _arg<1, s32>(rdram, ctx);
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OSPfsState *state = _arg<2, OSPfsState *>(rdram, ctx);
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u32 file_size = 0;
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u32 game_code = 0;
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u16 company_code = 0;
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char ext_name[4] = {0};
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char game_name[16] = {0};
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// should pass the state of the requested file_no to the incoming state pointer,
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// games call this function 16 times, once per file
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// fills the incoming state with the information inside the header of the pak.
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char filename[100];
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sprintf(filename, "controllerPak_file_%d.sav", file_no);
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if (!std::filesystem::exists(filename))
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{
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ctx->r2 = 5;
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return;
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}
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/* Read game info from pak */
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Pfs_PakHeader_Read(&file_size, &game_code, &company_code, ext_name, game_name, file_no);
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state->file_size = file_size;
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state->company_code = game_code;
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state->game_code = game_code;
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for (size_t j = 0; j < ARRAY_COUNT(game_name); j++)
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{
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state->game_name[j] = game_name[j];
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}
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for (size_t j = 0; j < ARRAY_COUNT(ext_name); j++)
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{
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state->ext_name[j] = ext_name[j];
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}
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ctx->r2 = 0; // PFS_NO_ERROR
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}
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extern "C" void osPfsFindFile_recomp(uint8_t *rdram, recomp_context *ctx)
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{
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u16 company_code = _arg<1, u16>(rdram, ctx);
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u32 game_code = _arg<2, u32>(rdram, ctx);
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u8 *game_name = _arg<3, u8 *>(rdram, ctx);
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u8 *ext_name = TO_PTR(u8, MEM_W(0x10, ctx->r29));
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s32 *file_no = TO_PTR(s32, MEM_W(0x14, ctx->r29));
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for (size_t i = 0; i < MAX_FILES; i++)
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{
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u32 file_size_ = 0;
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u32 game_code_ = 0;
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u16 company_code_ = 0;
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char ext_name_[4] = {0};
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char game_name_[16] = {0};
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Pfs_PakHeader_Read(&file_size_, &game_code_, &company_code_, ext_name_, game_name_, i);
|
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if ((company_code_ == 0) || (game_code_ == 0))
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{
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continue;
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}
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else
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{
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if ((game_code == game_code_) && (company_code == company_code_) &&
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(strcmp((const char *)game_name, (const char *)game_name_) == 0) &&
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strcmp((const char *)ext_name, (const char *)ext_name_) == 0)
|
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{
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// File found
|
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*file_no = i;
|
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ctx->r2 = 0; // PFS_NO_ERROR
|
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return;
|
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}
|
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}
|
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}
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// File not found
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ctx->r2 = 5; // PFS_ERR_INVALID
|
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}
|
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|
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extern "C" void osPfsReadWriteFile_recomp(uint8_t *rdram, recomp_context *ctx)
|
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{
|
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s32 file_no = _arg<1, s32>(rdram, ctx);
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u8 flag = _arg<2, u8>(rdram, ctx);
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s32 offset = _arg<3, s32>(rdram, ctx);
|
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s32 size_in_bytes = (s32)MEM_W(0x10, ctx->r29);
|
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u8 *data_buffer = TO_PTR(u8, MEM_W(0x14, ctx->r29));
|
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|
||||
ControllerPak pak;
|
||||
|
||||
char filename[100];
|
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sprintf(filename, "controllerPak_file_%d.sav", file_no);
|
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pak.file.open(filename, std::ios::binary | std::ios::in | std::ios::out);
|
||||
|
||||
if (!std::filesystem::exists(filename))
|
||||
{
|
||||
ctx->r2 = 5; // PFS_ERR_INVALID
|
||||
return;
|
||||
}
|
||||
if (!pak.file.good())
|
||||
{
|
||||
ctx->r2 = 5; // PFS_ERR_INVALID
|
||||
return;
|
||||
}
|
||||
if (!pak.file.is_open())
|
||||
{
|
||||
ctx->r2 = 5; // PFS_ERR_INVALID
|
||||
return;
|
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}
|
||||
|
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u8 *swapBuffer = (u8 *)malloc(size_in_bytes);
|
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if (flag == 0)
|
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{
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pak.file.seekg(offset, std::ios::beg);
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pak.file.read((char *)swapBuffer, size_in_bytes);
|
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ByteSwapCopy(data_buffer, swapBuffer, size_in_bytes);
|
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}
|
||||
else
|
||||
{
|
||||
ByteSwapCopy(swapBuffer, data_buffer, size_in_bytes);
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pak.file.seekp(offset, std::ios::beg);
|
||||
pak.file.write((char *)swapBuffer, size_in_bytes);
|
||||
}
|
||||
free(swapBuffer);
|
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pak.file.close();
|
||||
|
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ctx->r2 = 0; // PFS_NO_ERROR
|
||||
}
|
||||
|
||||
extern "C" void osPfsChecker_recomp(uint8_t *rdram, recomp_context *ctx)
|
||||
{
|
||||
ctx->r2 = 0; // PFS_NO_ERROR
|
||||
}
|
||||
|
||||
extern "C" void osPfsNumFiles_recomp(uint8_t *rdram, recomp_context *ctx)
|
||||
{
|
||||
s32 *max_files = _arg<1, s32 *>(rdram, ctx);
|
||||
s32 *files_used = _arg<2, s32 *>(rdram, ctx);
|
||||
|
||||
u8 files = 0;
|
||||
for (size_t i = 0; i < MAX_FILES; i++)
|
||||
{
|
||||
u32 file_size = 0;
|
||||
u32 game_code = 0;
|
||||
u16 company_code = 0;
|
||||
char ext_name[4] = {0};
|
||||
char game_name[16] = {0};
|
||||
|
||||
Pfs_PakHeader_Read(&file_size, &game_code, &company_code, ext_name, game_name, i);
|
||||
|
||||
if ((company_code != 0) || (game_code != 0))
|
||||
{
|
||||
files++;
|
||||
}
|
||||
}
|
||||
|
||||
*files_used = files;
|
||||
*max_files = MAX_FILES;
|
||||
|
||||
ctx->r2 = 0; // PFS_NO_ERROR
|
||||
}
|
||||
|
||||
extern "C" void osPfsDeleteFile_recomp(uint8_t *rdram, recomp_context *ctx)
|
||||
{
|
||||
u16 company_code = _arg<1, u16>(rdram, ctx);
|
||||
u32 game_code = _arg<2, u32>(rdram, ctx);
|
||||
u8 *game_name = _arg<3, u8 *>(rdram, ctx);
|
||||
u8 *ext_name = TO_PTR(u8, MEM_W(0x10, ctx->r29));
|
||||
|
||||
if (company_code == 0 || game_code == 0)
|
||||
{
|
||||
ctx->r2 = 5; // PFS_ERR_INVALID
|
||||
return;
|
||||
}
|
||||
|
||||
ControllerPak pak;
|
||||
|
||||
for (int i = 0; i < MAX_FILES; i++)
|
||||
{
|
||||
u32 file_size_ = 0;
|
||||
u32 game_code_ = 0;
|
||||
u16 company_code_ = 0;
|
||||
char ext_name_[4] = {0};
|
||||
char game_name_[16] = {0};
|
||||
|
||||
Pfs_PakHeader_Read(&file_size_, &game_code_, &company_code_, ext_name_, game_name_, i);
|
||||
|
||||
if ((company_code_ == 0) || (game_code_ == 0))
|
||||
{
|
||||
continue;
|
||||
}
|
||||
else
|
||||
{
|
||||
if ((game_code == game_code_) && (company_code == company_code_) &&
|
||||
(strcmp((const char *)game_name, (const char *)game_name_) == 0) &&
|
||||
strcmp((const char *)ext_name, (const char *)ext_name_) == 0)
|
||||
{
|
||||
// File found
|
||||
|
||||
pak.header.open("controllerPak_header.sav", std::ios::binary | std::ios::in | std::ios::out);
|
||||
|
||||
if (!pak.header.good())
|
||||
{
|
||||
assert(false);
|
||||
}
|
||||
if (!pak.header.is_open())
|
||||
{
|
||||
assert(false);
|
||||
}
|
||||
|
||||
u32 seek = i * sizeof(OSPfsState);
|
||||
|
||||
// Zero out the header for this file.
|
||||
u8 *zero_block = (u8 *)malloc(sizeof(OSPfsState));
|
||||
memset(zero_block, 0, sizeof(OSPfsState));
|
||||
pak.header.seekp(seek + 0x0, std::ios::beg);
|
||||
pak.header.write((char *)zero_block, sizeof(OSPfsState));
|
||||
free(zero_block);
|
||||
|
||||
pak.header.close();
|
||||
|
||||
char filename[100];
|
||||
sprintf(filename, "controllerPak_file_%d.sav", i);
|
||||
remove(filename);
|
||||
|
||||
ctx->r2 = 0; // PFS_NO_ERROR
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// File not found
|
||||
ctx->r2 = 5; // PFS_ERR_INVALID
|
||||
return;
|
||||
}
|
||||
|
||||
extern "C" void osPfsRepairId_recomp(uint8_t *rdram, recomp_context *ctx)
|
||||
{
|
||||
_return<s32>(ctx, 0); // PFS_NO_ERROR
|
||||
}
|
||||
|
|
|
|||
|
|
@ -235,6 +235,14 @@ typedef struct {
|
|||
u8 banks;
|
||||
} OSPfs;
|
||||
|
||||
typedef struct {
|
||||
/* 0x00 */ u32 file_size; /* bytes */
|
||||
/* 0x04 */ u32 game_code;
|
||||
/* 0x08 */ u16 company_code;
|
||||
/* 0x0A */ char pad_0A[2];
|
||||
/* 0x0C */ char ext_name[4];
|
||||
/* 0x10 */ char game_name[16];
|
||||
} OSPfsState; // size = 0x20
|
||||
|
||||
// Controller
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue