public static void MarkInOutPoints(int offset) { int opcode = Data.GetROMByte(offset); int iaOffsetPC = Util.ConvertSNEStoPC(Util.GetIntermediateAddress(offset, true)); // set read point on EA if (iaOffsetPC >= 0 && ( // these are all read/write/math instructions ((opcode & 0x04) != 0) || ((opcode & 0x0F) == 0x01) || ((opcode & 0x0F) == 0x03) || ((opcode & 0x1F) == 0x12) || ((opcode & 0x1F) == 0x19)) && (opcode != 0x45) && (opcode != 0x55) && (opcode != 0xF5) && (opcode != 0x4C) && (opcode != 0x5C) && (opcode != 0x6C) && (opcode != 0x7C) && (opcode != 0xDC) && (opcode != 0xFC) ) { Data.SetInOutPoint(iaOffsetPC, Data.InOutPoint.ReadPoint); } // set end point on offset if (opcode == 0x40 || opcode == 0x4C || opcode == 0x5C || opcode == 0x60 || // RTI JMP JML RTS opcode == 0x6B || opcode == 0x6C || opcode == 0x7C || opcode == 0x80 || // RTL JMP JMP BRA opcode == 0x82 || opcode == 0xDB || opcode == 0xDC // BRL STP JML ) { Data.SetInOutPoint(offset, Data.InOutPoint.EndPoint); } // set out point on offset // set in point on EA if (iaOffsetPC >= 0 && ( opcode == 0x4C || opcode == 0x5C || opcode == 0x80 || opcode == 0x82 || // JMP JML BRA BRL opcode == 0x10 || opcode == 0x30 || opcode == 0x50 || opcode == 0x70 || // BPL BMI BVC BVS opcode == 0x90 || opcode == 0xB0 || opcode == 0xD0 || opcode == 0xF0 || // BCC BCS BNE BEQ opcode == 0x20 || opcode == 0x22)) // JSR JSL { Data.SetInOutPoint(offset, Data.InOutPoint.OutPoint); Data.SetInOutPoint(iaOffsetPC, Data.InOutPoint.InPoint); } }
private static void OpenVersion1(byte[] unzipped, OpenFileDialog open) { Data.ROMMapMode mode = (Data.ROMMapMode)unzipped[HEADER_SIZE]; Data.ROMSpeed speed = (Data.ROMSpeed)unzipped[HEADER_SIZE + 1]; int size = Util.ByteArrayToInteger(unzipped, HEADER_SIZE + 2); string romName = "", romLocation = ""; byte[] rom; int pointer = HEADER_SIZE + 6; for (int i = 0; i < 0x15; i++) { romName += (char)unzipped[pointer++]; } int checksums = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; while (unzipped[pointer] != 0) { romLocation += (char)unzipped[pointer++]; } pointer++; if (ValidateROM(romLocation, romName, checksums, mode, out rom, open)) { Data.Initiate(rom, mode, speed); for (int i = 0; i < size; i++) { Data.SetDataBank(i, unzipped[pointer + i]); } for (int i = 0; i < size; i++) { Data.SetDirectPage(i, unzipped[pointer + size + i] | (unzipped[pointer + 2 * size + i] << 8)); } for (int i = 0; i < size; i++) { Data.SetXFlag(i, unzipped[pointer + 3 * size + i] != 0); } for (int i = 0; i < size; i++) { Data.SetMFlag(i, unzipped[pointer + 4 * size + i] != 0); } for (int i = 0; i < size; i++) { Data.SetFlag(i, (Data.FlagType)unzipped[pointer + 5 * size + i]); } for (int i = 0; i < size; i++) { Data.SetArchitechture(i, (Data.Architechture)unzipped[pointer + 6 * size + i]); } for (int i = 0; i < size; i++) { Data.SetInOutPoint(i, (Data.InOutPoint)unzipped[pointer + 7 * size + i]); } pointer += 8 * size; int label_count = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; AliasList.me.Reset(); for (int i = 0; i < label_count; i++) { int offset = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; string label = ""; while (unzipped[pointer] != 0) { label += (char)unzipped[pointer++]; } pointer++; Data.AddLabel(offset, label, true); } int comment_count = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; for (int i = 0; i < comment_count; i++) { int offset = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; string comment = ""; while (unzipped[pointer] != 0) { comment += (char)unzipped[pointer++]; } pointer++; Data.AddComment(offset, comment, true); } } else { throw new Exception("Couldn't open the ROM file!"); } }
// differences between version 0 and version 1: // version 0: addresses for aliases and comments were stored in PC offset format. // tables: B, D lo, D hi, X, M, flag, arch, inoutpoint // lists: alias, comment // version 1: addresses for aliases and comments are stored in SNES address format. // tables: B, D lo, D hi, X, M, flag, arch, inoutpoint, ??? // lists: alias, comment, ??? private static void OpenVersion0(byte[] unzipped, OpenFileDialog open) { MessageBox.Show( "This project file is in an older format.\n" + "You may want to back up your work or 'Save As' in case the conversion goes wrong.\n" + "The project file will be untouched until it is saved again.", "Project File Out of Date", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); Data.ROMMapMode mode = (Data.ROMMapMode)unzipped[HEADER_SIZE]; Data.ROMSpeed speed = (Data.ROMSpeed)unzipped[HEADER_SIZE + 1]; int size = Util.ByteArrayToInteger(unzipped, HEADER_SIZE + 2); string romName = "", romLocation = ""; byte[] rom; int pointer = HEADER_SIZE + 6; for (int i = 0; i < 0x15; i++) { romName += (char)unzipped[pointer++]; } int checksums = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; while (unzipped[pointer] != 0) { romLocation += (char)unzipped[pointer++]; } pointer++; if (ValidateROM(romLocation, romName, checksums, mode, out rom, open)) { Data.Initiate(rom, mode, speed); for (int i = 0; i < size; i++) { Data.SetDataBank(i, unzipped[pointer + i]); } for (int i = 0; i < size; i++) { Data.SetDirectPage(i, unzipped[pointer + size + i] | (unzipped[pointer + 2 * size + i] << 8)); } for (int i = 0; i < size; i++) { Data.SetXFlag(i, unzipped[pointer + 3 * size + i] != 0); } for (int i = 0; i < size; i++) { Data.SetMFlag(i, unzipped[pointer + 4 * size + i] != 0); } for (int i = 0; i < size; i++) { Data.SetFlag(i, (Data.FlagType)unzipped[pointer + 5 * size + i]); } for (int i = 0; i < size; i++) { Data.SetArchitechture(i, (Data.Architechture)unzipped[pointer + 6 * size + i]); } for (int i = 0; i < size; i++) { Data.SetInOutPoint(i, (Data.InOutPoint)unzipped[pointer + 7 * size + i]); } pointer += 8 * size; int label_count = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; AliasList.me.Reset(); for (int i = 0; i < label_count; i++) { int offset = Util.ConvertPCtoSNES(Util.ByteArrayToInteger(unzipped, pointer)); // pc -> snes pointer += 4; string label = ""; while (unzipped[pointer] != 0) { label += (char)unzipped[pointer++]; } pointer++; Data.AddLabel(offset, label, true); } int comment_count = Util.ByteArrayToInteger(unzipped, pointer); pointer += 4; for (int i = 0; i < comment_count; i++) { int offset = Util.ConvertPCtoSNES(Util.ByteArrayToInteger(unzipped, pointer)); // pc -> snes pointer += 4; string comment = ""; while (unzipped[pointer] != 0) { comment += (char)unzipped[pointer++]; } pointer++; Data.AddComment(offset, comment, true); } } else { throw new Exception("Couldn't open the ROM file!"); } }