mirror of
https://github.com/libretro/ppsspp.git
synced 2024-11-24 08:39:51 +00:00
580 lines
13 KiB
C
580 lines
13 KiB
C
#include <pspsdk.h>
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#include <pspkernel.h>
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#include <pspdebug.h>
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#include <pspmoduleinfo.h>
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#include <pspctrl.h>
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#include <pspchnnlsv.h>
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#include <psputility.h>
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#include "kernelcall/kernelcall.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "encrypt.h"
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#include "decrypt.h"
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#include "psf.h"
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#define printf pspDebugScreenPrintf
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/* Define the module info section */
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PSP_MODULE_INFO("ppssppsavetool", 0, 1, 0);
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PSP_MAIN_THREAD_ATTR(PSP_THREAD_ATTR_USER);
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PSP_HEAP_SIZE_KB(-64);
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#define ENCRYPT_FILE_VERSION 1
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int currentMenu = 0;
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int selectedOption = 0;
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int basePath = 0;
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int workDir = 0;
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char *menuList0[] = {"Encrypt","Decrypt", "Exit", NULL};
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char *menuList1[] = {"ms0:/PSP/SAVEDATAPPSSPP/","host0:/","host1:/", "host2:/", "Back", NULL};
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char *menuList2[] = {"Back", NULL};
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int GetSDKMainVersion(int sdkVersion)
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{
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if(sdkVersion > 0x307FFFF)
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return 6;
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if(sdkVersion > 0x300FFFF)
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return 5;
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if(sdkVersion > 0x206FFFF)
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return 4;
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if(sdkVersion > 0x205FFFF)
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return 3;
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if(sdkVersion >= 0x2000000)
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return 2;
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if(sdkVersion >= 0x1000000)
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return 1;
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return 0;
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};
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int ProcessInput(int maxOption, int *selectedOption)
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{
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SceCtrlData pad, oldpad;
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sceCtrlReadBufferPositive(&oldpad, 1);
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while(1)
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{
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sceCtrlReadBufferPositive(&pad, 1);
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if (pad.Buttons != 0)
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{
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if (!(oldpad.Buttons & PSP_CTRL_CROSS) && pad.Buttons & PSP_CTRL_CROSS)
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{
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return *selectedOption;
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}
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else if (!(oldpad.Buttons & PSP_CTRL_UP) && pad.Buttons & PSP_CTRL_UP && *selectedOption > 0)
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{
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*selectedOption = *selectedOption-1;
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return -1;
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}
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else if (!(oldpad.Buttons & PSP_CTRL_DOWN) && pad.Buttons & PSP_CTRL_DOWN && *selectedOption < maxOption-1)
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{
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*selectedOption = *selectedOption + 1;
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return -1;
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}
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}
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oldpad = pad;
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}
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}
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typedef struct
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{
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char name[30];
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char saveFile[30];
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int errorId;
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} DirInfo;
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typedef struct
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{
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int fileVersion;
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u8 key[16];
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int sdkVersion;
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} EncryptFileInfo;
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DirInfo dirList[128];
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int numDirList;
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DirInfo invalidDirList[128];
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int numInvalidDirList;
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int FileExist(char* basePath, char* dirPath, char* fileName)
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{
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SceIoStat fileStat;
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char path[1024];
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sprintf(path,"%s%s/%s",basePath, dirPath, fileName);
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if(sceIoGetstat(path, &fileStat) < 0) // no file
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return 0;
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return 1;
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}
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int FileRead(char* basePath, char* dirPath, char* fileName, u8* dataout, int size)
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{
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char path[1024];
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sprintf(path,"%s%s/%s",basePath, dirPath, fileName);
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SceUID fileId = sceIoOpen(path, PSP_O_RDONLY, 0777);
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if(fileId < 0)
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return -1;
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sceIoRead(fileId, dataout, size);
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sceIoClose(fileId);
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return 0;
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}
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void AddErrorDir(char* dirName, int error)
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{
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if(numInvalidDirList >= 128)
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return;
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DirInfo *inf = &invalidDirList[numInvalidDirList];
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strcpy(inf->name,dirName);
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inf->errorId = error;
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numInvalidDirList++;
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}
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int UpdateValidDir(int isEncrypt)
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{
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numDirList = 0;
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numInvalidDirList = 0;
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const char* pspPath = "ms0:/PSP/SAVEDATA/";
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char* pathSrc;
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char* pathDst;
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if(isEncrypt)
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{
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pathSrc = menuList1[basePath];
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pathDst = pspPath;
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}
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else
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{
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pathSrc = pspPath;
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pathDst = menuList1[basePath];
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}
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int dfd;
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dfd = sceIoDopen(menuList1[basePath]);
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if(dfd >= 0)
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{
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SceIoDirent data;
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while(sceIoDread(dfd, &data) > 0 && numDirList < 128)
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{
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if(!(data.d_stat.st_attr & 0x10)) // is not a directory
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{
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continue;
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}
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if(data.d_name[0] == '.') // ignore "." and ".."
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continue;
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if(FileExist(menuList1[basePath], data.d_name, "ENCRYPT_INFO.BIN") < 0)
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{
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AddErrorDir(data.d_name,1);
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continue;
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}
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EncryptFileInfo encryptInfo;
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if(FileRead(menuList1[basePath], data.d_name, "ENCRYPT_INFO.BIN",(u8*)&encryptInfo,sizeof(encryptInfo)) < 0)
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{
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AddErrorDir(data.d_name,2);
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continue;
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}
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if(encryptInfo.fileVersion != ENCRYPT_FILE_VERSION) // Not good version
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{
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AddErrorDir(data.d_name,3);
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continue;
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}
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if(FileExist(pathSrc, data.d_name, "PARAM.SFO") < 0)
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{
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AddErrorDir(data.d_name,4);
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continue;
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}
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u8 paramsfo[0x1330];
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if(FileRead(pathSrc, data.d_name, "PARAM.SFO",(u8*)¶msfo,0x1330) < 0)
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{
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AddErrorDir(data.d_name,5);
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continue;
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}
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u8 *datafile;
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int listLen;
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if (find_psf_section("SAVEDATA_FILE_LIST", paramsfo, 0x1330,
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&datafile, &listLen) < 0)
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{
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AddErrorDir(data.d_name,6);
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continue;
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}
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if(datafile[0] == 0)
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{
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AddErrorDir(data.d_name,7);
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continue;
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}
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char filename[32];
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strcpy(filename, (char*)datafile);
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if(FileExist(pathSrc, data.d_name, filename) < 0)
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{
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AddErrorDir(data.d_name,8);
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continue;
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}
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DirInfo *inf = &dirList[numDirList];
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inf->errorId = 0;
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strcpy(inf->name, data.d_name);
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strcpy(inf->saveFile, filename);
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numDirList++;
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}
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sceIoDclose(dfd);
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if(numDirList == 0)
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{
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return -1;
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}
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}
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else
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{
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return -2;
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}
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return 0;
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}
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int FileCopy(char* srcPath, char* destPath, char* fileName)
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{
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SceIoStat fileStat;
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char path[258];
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sprintf(path,"%s/%s",srcPath, fileName);
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if(sceIoGetstat(path, &fileStat) < 0)
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return -1;
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u8* data = malloc(fileStat.st_size);
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SceUID fileId = sceIoOpen(path, PSP_O_RDONLY, 0777);
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if(fileId < 0)
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{
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printf("Fail opening %s\n",path);
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return -1;
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}
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sceIoRead(fileId, data, fileStat.st_size);
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sceIoClose(fileId);
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sprintf(path,"%s/%s",destPath, fileName);
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fileId = sceIoOpen(path, PSP_O_WRONLY | PSP_O_CREAT, 0777);
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if(fileId < 0)
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{
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printf("Fail opening %s\n",path);
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return -1;
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}
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sceIoWrite(fileId, data, fileStat.st_size);
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sceIoClose(fileId);
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free(data);
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return 0;
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}
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int main(int argc, char *argv[])
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{
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int i;
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pspDebugScreenInit();
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SceUID mod = pspSdkLoadStartModule ("flash0:/kd/chnnlsv.prx",PSP_MEMORY_PARTITION_KERNEL);
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if (mod < 0) {
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printf("Error 0x%08X loading/starting chnnlsv.prx.\n", mod);
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}
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mod = pspSdkLoadStartModule ("kernelcall.prx",PSP_MEMORY_PARTITION_KERNEL);
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if (mod < 0) {
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printf("Error 0x%08X loading/starting kernelcall.prx.\n", mod);
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}
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sceCtrlSetSamplingCycle(0);
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sceCtrlSetSamplingMode(PSP_CTRL_MODE_ANALOG);
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for(;;)
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{
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printf("====================================================================");
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printf("PPSSPP Save Tool\n");
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printf("====================================================================\n\n\n");
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switch(currentMenu)
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{
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case 0:
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{
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int maxOption = 0;
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for(i = 0; menuList0[i]; i++)
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{
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if(i == selectedOption)
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printf(" > %s\n",menuList0[i]);
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else
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printf(" %s\n",menuList0[i]);
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maxOption++;
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}
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int input = ProcessInput(maxOption, &selectedOption);
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if(input == 0)
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{
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currentMenu = 1;
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selectedOption = 0;
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}
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else if(input == 1)
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{
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currentMenu = 4;
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selectedOption = 0;
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}
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else if(input == 2)
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{
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sceKernelExitGame();
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}
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}
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break;
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case 4:
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case 1:
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{
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int maxOption = 0;
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printf("PPSSPP Decrypted Save Directory : \n");
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for(i = 0; menuList1[i]; i++)
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{
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if(i == selectedOption)
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printf(" > %s\n",menuList1[i]);
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else
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printf(" %s\n",menuList1[i]);
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maxOption++;
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}
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int input = ProcessInput(maxOption, &selectedOption);
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if(input == maxOption-1)
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{
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if(currentMenu == 1)
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selectedOption = 0;
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else
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selectedOption = 1;
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currentMenu = 0;
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}
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else if(input >= 0)
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{
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basePath = selectedOption;
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if(currentMenu == 1)
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{
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currentMenu = 2;
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UpdateValidDir(1);
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}
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else
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{
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currentMenu = 5;
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UpdateValidDir(0);
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}
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selectedOption = 0;
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}
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}
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break;
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case 5:
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case 2:
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{
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int maxOption = 0;
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if(currentMenu == 2)
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printf("Save to encrypt : \n");
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else
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printf("Save to decrypt : \n");
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if(numDirList == 0)
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{
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printf("No compatible data, see README for help on use\n");
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}
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for(i = 0; i < numDirList; i++)
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{
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if(i == selectedOption)
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printf(" > %s\n",dirList[i].name);
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else
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printf(" %s\n",dirList[i].name);
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maxOption++;
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}
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for(i = 0; menuList2[i]; i++)
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{
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if((i+numDirList) == selectedOption)
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printf(" > %s\n",menuList2[i]);
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else
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printf(" %s\n",menuList2[i]);
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maxOption++;
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}
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printf("\n Invalid path : \n");
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for(i = 0; i < numInvalidDirList && i < (22-numDirList); i++)
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{
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switch(invalidDirList[i].errorId)
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{
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case 1:
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printf(" %s : ENCRYPT_INFO.BIN not found\n",invalidDirList[i].name);
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break;
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case 2:
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printf(" %s : ENCRYPT_INFO.BIN read error\n",invalidDirList[i].name);
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break;
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case 3:
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printf(" %s : ENCRYPT_INFO.BIN wrong version\n",invalidDirList[i].name);
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break;
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case 4:
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printf(" %s : PARAM.SFO not found\n",invalidDirList[i].name);
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break;
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case 5:
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printf(" %s : PARAM.SFO read error\n",invalidDirList[i].name);
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break;
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case 6:
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printf(" %s : SAVEDATA_FILE_LIST not found in PARAM.SFO\n",invalidDirList[i].name);
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break;
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case 7:
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printf(" %s : no save name in SAVEDATA_FILE_LIST\n",invalidDirList[i].name);
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break;
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case 8:
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printf(" %s : no save found\n",invalidDirList[i].name);
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break;
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default:
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break;
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}
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}
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int input = ProcessInput(maxOption, &selectedOption);
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if(input == numDirList)
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{
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if(currentMenu == 2)
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currentMenu = 1;
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else
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currentMenu = 4;
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selectedOption = basePath;
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}
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else if(input >= 0)
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{
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if(currentMenu == 2)
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currentMenu = 3;
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else
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currentMenu = 6;
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workDir = input;
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selectedOption = 0;
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}
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}
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break;
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case 6:
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case 3:
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{
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EncryptFileInfo encryptInfo;
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if(FileRead(menuList1[basePath], dirList[workDir].name, "ENCRYPT_INFO.BIN",(u8*)&encryptInfo,sizeof(encryptInfo)) < 0)
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{
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printf("Can't read encrypt file\n");
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}
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else
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{
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printf("Key : ");
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for(i = 0; i < 16; i++)
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printf(" %02x",(u8)encryptInfo.key[i]);
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printf("\n");
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printf("SDK Version : 0x%x\n",encryptInfo.sdkVersion);
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char srcPath[128];
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char dstPath[128];
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if(currentMenu == 3)
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{
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sprintf(srcPath,"%s%s",menuList1[basePath], dirList[workDir].name);
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sprintf(dstPath,"ms0:/PSP/SAVEDATA/%s",dirList[workDir].name);
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sceIoMkdir(dstPath,0777);
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}
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else
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{
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sprintf(srcPath,"ms0:/PSP/SAVEDATA/%s",dirList[workDir].name);
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sprintf(dstPath,"%s%s",menuList1[basePath], dirList[workDir].name);
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}
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int dfd;
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dfd = sceIoDopen(srcPath);
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if(dfd >= 0)
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{
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SceIoDirent dirinfo;
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while(sceIoDread(dfd, &dirinfo) > 0)
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{
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if(!(dirinfo.d_stat.st_mode & 0x2000)) // is not a file
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continue;
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if(strcmp(dirinfo.d_name,"ENCRYPT_INFO.BIN") == 0) // don't copy encrypt info
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continue;
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FileCopy(srcPath, dstPath, dirinfo.d_name);
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}
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sceIoDclose(dfd);
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}
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if(currentMenu == 3)
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{
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char decryptedFile[258], encryptedFile[258], srcSFO[258], dstSFO[258];
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sprintf(decryptedFile,"%s/%s",srcPath ,dirList[workDir].saveFile);
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sprintf(srcSFO,"%s/PARAM.SFO",srcPath);
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sprintf(encryptedFile,"%s/%s",dstPath ,dirList[workDir].saveFile);
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sprintf(dstSFO,"%s/PARAM.SFO",dstPath);
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printf("Encoding %s into %s\n",decryptedFile, encryptedFile);
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int ret = encrypt_file(decryptedFile,
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encryptedFile,
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dirList[workDir].saveFile,
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srcSFO,
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dstSFO,
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encryptInfo.key[0] != 0 ? encryptInfo.key : NULL,
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GetSDKMainVersion(encryptInfo.sdkVersion)
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);
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if(ret < 0) {
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printf("Error: encrypt_file() returned %d\n\n", ret);
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} else {
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printf("Successfully wrote %d bytes to\n", ret);
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printf(" %s\n", encryptedFile);
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printf("and updated hashes in\n");
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printf(" %s\n\n", dstSFO);
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}
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}
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else
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{
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char decryptedFile[258], encryptedFile[258];
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sprintf(encryptedFile,"%s/%s",srcPath ,dirList[workDir].saveFile);
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sprintf(decryptedFile,"%s/%s",dstPath ,dirList[workDir].saveFile);
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printf("Decoding %s into %s\n",encryptedFile, decryptedFile);
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int ret = decrypt_file(decryptedFile, encryptedFile, encryptInfo.key[0] != 0 ? encryptInfo.key : NULL, GetSDKMainVersion(encryptInfo.sdkVersion));
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if(ret < 0) {
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printf("Error: decrypt_file() returned %d\n\n", ret);
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} else {
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printf("Successfully wrote %d bytes to\n", ret);
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printf(" %s\n", decryptedFile);
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}
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}
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printf(" > Back\n");
|
|
|
|
int input = ProcessInput(1, &selectedOption);
|
|
if(input >= 0)
|
|
{
|
|
if(currentMenu == 3)
|
|
currentMenu = 2;
|
|
else
|
|
currentMenu = 5;
|
|
selectedOption = 0;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
sceKernelExitGame();
|
|
break;
|
|
}
|
|
|
|
pspDebugScreenClear();
|
|
sceDisplayWaitVblankStart();
|
|
sceGuSwapBuffers();
|
|
}
|
|
return 0;
|
|
}
|