Пример #1
0
        // Main wrapper that assembles the ROM based on the following specifications:
        public static bool buildROM(bool Card2, string LOGO_NAME,
                                    string EXEFS_PATH, string ROMFS_PATH, string EXHEADER_PATH,
                                    string SERIAL_TEXT, string SAVE_PATH,
                                    bool trimmed = false, ProgressBar PB_Show = null, RichTextBox TB_Progress = null)
        {
            PB_Show     = PB_Show ?? new ProgressBar();
            TB_Progress = TB_Progress ?? new RichTextBox();

            // Sanity check the input files.
            if (!
                ((File.Exists(EXEFS_PATH) || Directory.Exists(EXEFS_PATH)) &&
                 (File.Exists(ROMFS_PATH) || Directory.Exists(ROMFS_PATH)) &&
                 File.Exists(EXHEADER_PATH)))
            {
                return(false);
            }

            // If ExeFS and RomFS are not built, build.
            if (!File.Exists(EXEFS_PATH) && Directory.Exists(EXEFS_PATH))
            {
                ExeFS.set(Directory.GetFiles(EXEFS_PATH), EXEFS_PATH = "exefs.bin");
            }
            if (!File.Exists(ROMFS_PATH) && Directory.Exists(ROMFS_PATH))
            {
                RomFS.BuildRomFS(ROMFS_PATH, ROMFS_PATH = "romfs.bin", TB_Progress, PB_Show);
            }

            NCCH NCCH    = setNCCH(EXEFS_PATH, ROMFS_PATH, EXHEADER_PATH, SERIAL_TEXT, LOGO_NAME, PB_Show, TB_Progress);
            NCSD NCSD    = setNCSD(NCCH, Card2, PB_Show, TB_Progress);
            bool success = writeROM(NCSD, SAVE_PATH, trimmed, PB_Show, TB_Progress);

            return(success);
        }
Пример #2
0
        internal static bool writeROM(NCSD NCSD, string SAVE_PATH, bool trimmed = false,
                                      ProgressBar PB_Show = null, RichTextBox TB_Progress = null)
        {
            PB_Show     = PB_Show ?? new ProgressBar();
            TB_Progress = TB_Progress ?? new RichTextBox();
            using (FileStream OutFileStream = new FileStream(SAVE_PATH, FileMode.Create))
            {
                updateTB(TB_Progress, "Writing NCSD Header...");
                OutFileStream.Write(NCSD.Data, 0, NCSD.Data.Length);
                updateTB(TB_Progress, "Writing NCCH...");
                OutFileStream.Write(NCSD.NCCH_Array[0].header.Data, 0, NCSD.NCCH_Array[0].header.Data.Length); //Write NCCH header
                //AES time.
                byte[] key = new byte[0x10];                                                                   //Fixed-Crypto key is all zero.
                for (int i = 0; i < 3; i++)
                {
                    AesCtr aesctr = new AesCtr(key, NCSD.NCCH_Array[0].header.ProgramId, (ulong)(i + 1) << 56); //CTR is ProgramID, section id<<88
                    switch (i)
                    {
                    case 0:     //Exheader + AccessDesc
                        updateTB(TB_Progress, "Writing Exheader...");
                        byte[] inEncExheader  = new byte[NCSD.NCCH_Array[0].exheader.Data.Length + NCSD.NCCH_Array[0].exheader.AccessDescriptor.Length];
                        byte[] outEncExheader = new byte[NCSD.NCCH_Array[0].exheader.Data.Length + NCSD.NCCH_Array[0].exheader.AccessDescriptor.Length];
                        Array.Copy(NCSD.NCCH_Array[0].exheader.Data, inEncExheader, NCSD.NCCH_Array[0].exheader.Data.Length);
                        Array.Copy(NCSD.NCCH_Array[0].exheader.AccessDescriptor, 0, inEncExheader, NCSD.NCCH_Array[0].exheader.Data.Length, NCSD.NCCH_Array[0].exheader.AccessDescriptor.Length);
                        aesctr.TransformBlock(inEncExheader, 0, inEncExheader.Length, outEncExheader, 0);
                        OutFileStream.Write(outEncExheader, 0, outEncExheader.Length);     // Write Exheader
                        break;

                    case 1:     //Exefs
                        updateTB(TB_Progress, "Writing Exefs...");
                        OutFileStream.Seek(0x4000 + (NCSD.NCCH_Array[0].header.ExefsOffset * MEDIA_UNIT_SIZE), SeekOrigin.Begin);
                        byte[] OutExefs = new byte[NCSD.NCCH_Array[0].exefs.Data.Length];
                        aesctr.TransformBlock(NCSD.NCCH_Array[0].exefs.Data, 0, NCSD.NCCH_Array[0].exefs.Data.Length, OutExefs, 0);
                        OutFileStream.Write(OutExefs, 0, OutExefs.Length);
                        break;

                    case 2:     //Romfs
                        updateTB(TB_Progress, "Writing Romfs...");
                        OutFileStream.Seek(0x4000 + (NCSD.NCCH_Array[0].header.RomfsOffset * MEDIA_UNIT_SIZE), SeekOrigin.Begin);
                        using (FileStream InFileStream = new FileStream(NCSD.NCCH_Array[0].romfs.FileName, FileMode.Open, FileAccess.Read))
                        {
                            uint  BUFFER_SIZE;
                            ulong RomfsLen = NCSD.NCCH_Array[0].header.RomfsSize * MEDIA_UNIT_SIZE;
                            PB_Show.Invoke((Action)(() =>
                            {
                                PB_Show.Minimum = 0;
                                PB_Show.Maximum = (int)(RomfsLen / 0x400000);
                                PB_Show.Value = 0;
                                PB_Show.Step = 1;
                            }));
                            for (ulong j = 0; j < RomfsLen; j += BUFFER_SIZE)
                            {
                                BUFFER_SIZE = RomfsLen - j > 0x400000 ? 0x400000 : (uint)(RomfsLen - j);
                                byte[] buf    = new byte[BUFFER_SIZE];
                                byte[] outbuf = new byte[BUFFER_SIZE];
                                InFileStream.Read(buf, 0, (int)BUFFER_SIZE);
                                aesctr.TransformBlock(buf, 0, (int)BUFFER_SIZE, outbuf, 0);
                                OutFileStream.Write(outbuf, 0, (int)BUFFER_SIZE);
                                PB_Show.Invoke((Action)PB_Show.PerformStep);
                            }
                        }
                        break;
                    }
                }
                updateTB(TB_Progress, "Writing Logo...");
                OutFileStream.Seek(0x4000 + (NCSD.NCCH_Array[0].header.LogoOffset * MEDIA_UNIT_SIZE), SeekOrigin.Begin);
                OutFileStream.Write(NCSD.NCCH_Array[0].logo, 0, NCSD.NCCH_Array[0].logo.Length);
                if (NCSD.NCCH_Array[0].plainregion.Length > 0)
                {
                    updateTB(TB_Progress, "Writing Plain Region...");
                    OutFileStream.Seek(0x4000 + (NCSD.NCCH_Array[0].header.PlainRegionOffset * MEDIA_UNIT_SIZE), SeekOrigin.Begin);
                    OutFileStream.Write(NCSD.NCCH_Array[0].plainregion, 0, NCSD.NCCH_Array[0].plainregion.Length);
                }

                //NCSD Padding
                if (!trimmed)
                {
                    OutFileStream.Seek((NCSD.header.OffsetSizeTable[NCSD.NCCH_Array.Count - 1].Offset * MEDIA_UNIT_SIZE) + (NCSD.header.OffsetSizeTable[NCSD.NCCH_Array.Count - 1].Size * MEDIA_UNIT_SIZE), SeekOrigin.Begin);
                    ulong  TotalLen = NCSD.header.MediaSize * MEDIA_UNIT_SIZE;
                    byte[] Buffer   = Enumerable.Repeat((byte)0xFF, 0x400000).ToArray();
                    updateTB(TB_Progress, "Writing NCSD Padding...");
                    while ((ulong)OutFileStream.Position < TotalLen)
                    {
                        int BUFFER_LEN = TotalLen - (ulong)OutFileStream.Position < 0x400000 ? (int)(TotalLen - (ulong)OutFileStream.Position) : 0x400000;
                        OutFileStream.Write(Buffer, 0, BUFFER_LEN);
                    }
                }
            }

            //Delete Temporary Romfs File
            if (NCSD.NCCH_Array[0].romfs.isTempFile)
            {
                File.Delete(NCSD.NCCH_Array[0].romfs.FileName);
            }

            updateTB(TB_Progress, "Done!");
            return(true);
        }
Пример #3
0
        internal static NCSD setNCSD(NCCH NCCH, bool Card2,
                                     ProgressBar PB_Show = null, RichTextBox TB_Progress = null)
        {
            PB_Show     = PB_Show ?? new ProgressBar();
            TB_Progress = TB_Progress ?? new RichTextBox();
            updateTB(TB_Progress, "Building NCSD Header...");
            NCSD NCSD = new NCSD
            {
                NCCH_Array = new List <NCCH> {
                    NCCH
                },
                Card2  = Card2,
                header = new NCSD.Header {
                    Signature = new byte[0x100], Magic = 0x4453434E
                }
            };
            ulong Length = 0x80 * 0x100000;                                   // 128 MB

            while (Length <= (NCCH.header.Size * MEDIA_UNIT_SIZE) + 0x400000) //Extra 4 MB for potential save data
            {
                Length *= 2;
            }
            NCSD.header.MediaSize       = (uint)(Length / MEDIA_UNIT_SIZE);
            NCSD.header.TitleId         = NCCH.exheader.TitleID;
            NCSD.header.OffsetSizeTable = new NCSD.NCCH_Meta[8];
            ulong OSOfs = 0x4000;

            for (int i = 0; i < NCSD.header.OffsetSizeTable.Length; i++)
            {
                NCSD.NCCH_Meta ncchm = new NCSD.NCCH_Meta();
                if (i < NCSD.NCCH_Array.Count)
                {
                    ncchm.Offset = (uint)(OSOfs / MEDIA_UNIT_SIZE);
                    ncchm.Size   = NCSD.NCCH_Array[i].header.Size;
                }
                else
                {
                    ncchm.Offset = 0;
                    ncchm.Size   = 0;
                }
                NCSD.header.OffsetSizeTable[i] = ncchm;
                OSOfs += ncchm.Size * MEDIA_UNIT_SIZE;
            }
            NCSD.header.flags       = new byte[0x8];
            NCSD.header.flags[0]    = 0;                          // 0-255 seconds of waiting for save writing.
            NCSD.header.flags[3]    = (byte)(NCSD.Card2 ? 2 : 1); // Media Card Device: 1 = NOR Flash, 2 = None, 3 = BT
            NCSD.header.flags[4]    = 1;                          // Media Platform Index: 1 = CTR
            NCSD.header.flags[5]    = (byte)(NCSD.Card2 ? 2 : 1); // Media Type Index: 0 = Inner Device, 1 = Card1, 2 = Card2, 3 = Extended Device
            NCSD.header.flags[6]    = 0;                          // Media Unit Size. Same as NCCH.
            NCSD.header.flags[7]    = 0;                          // Old Media Card Device.
            NCSD.header.NCCHIdTable = new ulong[8];
            for (int i = 0; i < NCSD.NCCH_Array.Count; i++)
            {
                NCSD.header.NCCHIdTable[i] = NCSD.NCCH_Array[i].header.TitleId;
            }
            NCSD.cardinfoheader = new NCSD.CardInfoHeader
            {
                WritableAddress = (uint)NCSD.GetWritableAddress(),
                CardInfoBitmask = 0,
                CIN             = new NCSD.CardInfoHeader.CardInfoNotes
                {
                    Reserved0        = new byte[0xF8],
                    MediaSizeUsed    = OSOfs,
                    Reserved1        = 0,
                    Unknown          = 0,
                    Reserved2        = new byte[0xC],
                    CVerTitleId      = 0,
                    CVerTitleVersion = 0,
                    Reserved3        = new byte[0xCD6]
                },
                NCCH0TitleId = NCSD.NCCH_Array[0].header.TitleId,
                Reserved0    = 0,
                InitialData  = new byte[0x30]
            };
            RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider();

            byte[] randbuffer = new byte[0x2C];
            rng.GetBytes(randbuffer);
            Array.Copy(randbuffer, NCSD.cardinfoheader.InitialData, randbuffer.Length);
            NCSD.cardinfoheader.Reserved1   = new byte[0xC0];
            NCSD.cardinfoheader.NCCH0Header = new byte[0x100];
            Array.Copy(NCSD.NCCH_Array[0].header.Data, 0x100, NCSD.cardinfoheader.NCCH0Header, 0, 0x100);

            NCSD.BuildHeader();

            //NCSD is Initialized
            return(NCSD);
        }