mirror of
https://github.com/zellyn/diskii.git
synced 2024-11-25 19:31:46 +00:00
197 lines
10 KiB
Go
197 lines
10 KiB
Go
// Copyright © 2016 Zellyn Hunter <zellyn@gmail.com>
|
|
|
|
// filetype.go contains the Filetype type, along with routines for
|
|
// converting to and from strings.
|
|
|
|
package disk
|
|
|
|
import "fmt"
|
|
|
|
// Filetype describes the type of a file. It's byte-compatible with
|
|
// the ProDOS/SOS filetype byte definitions in the range 00-FF.
|
|
type Filetype int
|
|
|
|
// Filetypes.
|
|
const (
|
|
FiletypeTypeless Filetype = 0x00 // | both | Typeless file
|
|
FiletypeBadBlocks Filetype = 0x01 // | both | Bad blocks file
|
|
FiletypeSOSPascalCode Filetype = 0x02 // | SOS | PASCAL code file
|
|
FiletypeSOSPascalText Filetype = 0x03 // | SOS | PASCAL text file
|
|
FiletypeASCIIText Filetype = 0x04 // TXT | both | ASCII text file
|
|
FiletypeSOSPascalText2 Filetype = 0x05 // | SOS | PASCAL text file
|
|
FiletypeBinary Filetype = 0x06 // BIN | both | Binary file
|
|
FiletypeFont Filetype = 0x07 // | SOS | Font file
|
|
FiletypeGraphicsScreen Filetype = 0x08 // | SOS | Graphics screen file
|
|
FiletypeBusinessBASIC Filetype = 0x09 // | SOS | Business BASIC program file
|
|
FiletypeBusinessBASICData Filetype = 0x0A // | SOS | Business BASIC data file
|
|
FiletypeSOSWordProcessor Filetype = 0x0B // | SOS | Word processor file
|
|
FiletypeSOSSystem Filetype = 0x0C // | SOS | SOS system file
|
|
FiletypeDirectory Filetype = 0x0F // DIR | both | Directory file
|
|
FiletypeRPSData Filetype = 0x10 // | SOS | RPS data file
|
|
FiletypeRPSIndex Filetype = 0x11 // | SOS | RPS index file
|
|
FiletypeAppleWorksDatabase Filetype = 0x19 // ADB | ProDOS | AppleWorks data base file
|
|
FiletypeAppleWorksWordProcessor Filetype = 0x1A // AWP | ProDOS | AppleWorks word processing file
|
|
FiletypeAppleWorksSpreadsheet Filetype = 0x1B // ASP | ProDOS | AppleWorks spreadsheet file
|
|
FiletypePascal Filetype = 0xEF // PAS | ProDOS | ProDOS PASCAL file
|
|
FiletypeCommand Filetype = 0xF0 // CMD | ProDOS | Added command file
|
|
FiletypeUserDefinedF1 Filetype = 0xF1 // | ProDOS | ProDOS user defined file type F1
|
|
FiletypeUserDefinedF2 Filetype = 0xF2 // | ProDOS | ProDOS user defined file type F2
|
|
FiletypeUserDefinedF3 Filetype = 0xF3 // | ProDOS | ProDOS user defined file type F3
|
|
FiletypeUserDefinedF4 Filetype = 0xF4 // | ProDOS | ProDOS user defined file type F4
|
|
FiletypeUserDefinedF5 Filetype = 0xF5 // | ProDOS | ProDOS user defined file type F5
|
|
FiletypeUserDefinedF6 Filetype = 0xF6 // | ProDOS | ProDOS user defined file type F6
|
|
FiletypeUserDefinedF7 Filetype = 0xF7 // | ProDOS | ProDOS user defined file type F7
|
|
FiletypeUserDefinedF8 Filetype = 0xF8 // | ProDOS | ProDOS user defined file type F8
|
|
FiletypeIntegerBASIC Filetype = 0xFA // INT | ProDOS | Integer BASIC program file
|
|
FiletypeIntegerBASICVariables Filetype = 0xFB // IVR | ProDOS | Integer BASIC variables file
|
|
FiletypeApplesoftBASIC Filetype = 0xFC // BAS | ProDOS | Applesoft BASIC program file
|
|
FiletypeApplesoftBASICVariables Filetype = 0xFD // VAR | ProDOS | Applesoft BASIC variables file
|
|
FiletypeRelocatable Filetype = 0xFE // REL | ProDOS | EDASM relocatable object module file
|
|
FiletypeSystem Filetype = 0xFF // SYS | ProDOS | System file
|
|
FiletypeS Filetype = 0x100 // DOS 3.3 Type "S"
|
|
FiletypeNewA Filetype = 0x101 // DOS 3.3 Type "new A"
|
|
FiletypeNewB Filetype = 0x102 // DOS 3.3 Type "new B"
|
|
// | 0D-0E | SOS | SOS reserved for future use
|
|
// | 12-18 | SOS | SOS reserved for future use
|
|
// | 1C-BF | SOS | SOS reserved for future use
|
|
// | C0-EE | ProDOS | ProDOS reserved for future use
|
|
)
|
|
|
|
// filetypeInfo holds name information about filetype constants.
|
|
type filetypeInfo struct {
|
|
Type Filetype // The type itself
|
|
Name string // The constant name, without the "Filetype" prefix
|
|
ThreeLetter string // The three-letter abbreviation (ProDOS)
|
|
OneLetter string // The one-letter abbreviation (DOS 3.x)
|
|
Desc string // The description of the type
|
|
Stringified string // (Generated) result of calling String() on the Constant
|
|
Extra bool // If true, exclude from normal display listing
|
|
}
|
|
|
|
// names of Filetype constants above
|
|
var filetypeInfos = []filetypeInfo{
|
|
{FiletypeTypeless, "Typeless", "", "", "Typeless file", "", false},
|
|
{FiletypeBadBlocks, "BadBlocks", "", "", "Bad blocks file", "", false},
|
|
{FiletypeSOSPascalCode, "SOSPascalCode", "", "", "PASCAL code file", "", true},
|
|
{FiletypeSOSPascalText, "SOSPascalText", "", "", "PASCAL text file", "", true},
|
|
{FiletypeASCIIText, "ASCIIText", "T", "TXT", "ASCII text file", "", false},
|
|
{FiletypeSOSPascalText2, "SOSPascalText2", "", "", "PASCAL text file", "", true},
|
|
{FiletypeBinary, "Binary", "B", "BIN", "Binary file", "", false},
|
|
{FiletypeFont, "Font", "", "", "Font file", "", true},
|
|
{FiletypeGraphicsScreen, "GraphicsScreen", "", "", "Graphics screen file", "", true},
|
|
{FiletypeBusinessBASIC, "BusinessBASIC", "", "", "Business BASIC program file", "", true},
|
|
{FiletypeBusinessBASICData, "BusinessBASICData", "", "", "Business BASIC data file", "", true},
|
|
{FiletypeSOSWordProcessor, "SOSWordProcessor", "", "", "Word processor file", "", true},
|
|
{FiletypeSOSSystem, "SOSSystem", "", "", "SOS system file", "", true},
|
|
{FiletypeDirectory, "Directory", "", "DIR", "Directory file", "", false},
|
|
{FiletypeRPSData, "RPSData", "", "", "RPS data file", "", true},
|
|
{FiletypeRPSIndex, "RPSIndex", "", "", "RPS index file", "", true},
|
|
{FiletypeAppleWorksDatabase, "AppleWorksDatabase", "", "ADB", "AppleWorks data base file", "", false},
|
|
{FiletypeAppleWorksWordProcessor, "AppleWorksWordProcessor", "", "AWP", "AppleWorks word processing file", "", false},
|
|
{FiletypeAppleWorksSpreadsheet, "AppleWorksSpreadsheet", "", "ASP", "AppleWorks spreadsheet file", "", false},
|
|
{FiletypePascal, "Pascal", "", "PAS", "ProDOS PASCAL file", "", false},
|
|
{FiletypeCommand, "Command", "", "CMD", "Added command file", "", false},
|
|
{FiletypeUserDefinedF1, "UserDefinedF1", "", "", "ProDOS user defined file type F1", "", true},
|
|
{FiletypeUserDefinedF2, "UserDefinedF2", "", "", "ProDOS user defined file type F2", "", true},
|
|
{FiletypeUserDefinedF3, "UserDefinedF3", "", "", "ProDOS user defined file type F3", "", true},
|
|
{FiletypeUserDefinedF4, "UserDefinedF4", "", "", "ProDOS user defined file type F4", "", true},
|
|
{FiletypeUserDefinedF5, "UserDefinedF5", "", "", "ProDOS user defined file type F5", "", true},
|
|
{FiletypeUserDefinedF6, "UserDefinedF6", "", "", "ProDOS user defined file type F6", "", true},
|
|
{FiletypeUserDefinedF7, "UserDefinedF7", "", "", "ProDOS user defined file type F7", "", true},
|
|
{FiletypeUserDefinedF8, "UserDefinedF8", "", "", "ProDOS user defined file type F8", "", true},
|
|
{FiletypeIntegerBASIC, "IntegerBASIC", "I", "INT", "Integer BASIC program file", "", false},
|
|
{FiletypeIntegerBASICVariables, "IntegerBASICVariables", "", "IVR", "Integer BASIC variables file", "", false},
|
|
{FiletypeApplesoftBASIC, "ApplesoftBASIC", "A", "BAS", "Applesoft BASIC program file", "", false},
|
|
{FiletypeApplesoftBASICVariables, "ApplesoftBASICVariables", "", "VAR", "Applesoft BASIC variables file", "", false},
|
|
{FiletypeRelocatable, "Relocatable", "R", "REL", "EDASM relocatable object module file", "", false},
|
|
{FiletypeSystem, "System", "", "SYS", "System file", "", false},
|
|
{FiletypeS, "S", "", "S", `DOS 3.3 Type "S"`, "", false},
|
|
{FiletypeNewA, "NewA", "", "A", `DOS 3.3 Type "new A"`, "", false},
|
|
{FiletypeNewB, "NewB", "", "B", `DOS 3.3 Type "new B"`, "", false},
|
|
}
|
|
|
|
var filetypeInfosMap map[Filetype]filetypeInfo
|
|
var filetypeNames []string
|
|
var filetypeNamesExtras []string
|
|
|
|
func init() {
|
|
sosReserved := []Filetype{0x0D, 0x0E, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18}
|
|
for i := Filetype(0x1C); i < 0xC0; i++ {
|
|
sosReserved = append(sosReserved, i)
|
|
}
|
|
prodosReserved := []Filetype{}
|
|
for i := Filetype(0xC0); i < 0xEF; i++ {
|
|
prodosReserved = append(prodosReserved, i)
|
|
}
|
|
for _, typ := range sosReserved {
|
|
info := filetypeInfo{
|
|
Type: typ,
|
|
Name: fmt.Sprintf("SOSReserved%02X", int(typ)),
|
|
ThreeLetter: "",
|
|
OneLetter: "",
|
|
Desc: fmt.Sprintf("SOS reserved for future use %02X", int(typ)),
|
|
Extra: true,
|
|
}
|
|
filetypeInfos = append(filetypeInfos, info)
|
|
}
|
|
for _, typ := range prodosReserved {
|
|
info := filetypeInfo{
|
|
Type: typ,
|
|
Name: fmt.Sprintf("ProDOSReserved%02X", int(typ)),
|
|
ThreeLetter: "",
|
|
OneLetter: "",
|
|
Desc: fmt.Sprintf("ProDOS reserved for future use %02X", int(typ)),
|
|
Extra: true,
|
|
}
|
|
filetypeInfos = append(filetypeInfos, info)
|
|
}
|
|
|
|
seen := map[string]bool{}
|
|
filetypeInfosMap = make(map[Filetype]filetypeInfo, len(filetypeInfos))
|
|
for i, info := range filetypeInfos {
|
|
info.Stringified = info.Desc + " (" + info.Name
|
|
if info.ThreeLetter != "" && !seen[info.ThreeLetter] {
|
|
info.Stringified += "|" + info.ThreeLetter
|
|
seen[info.ThreeLetter] = true
|
|
}
|
|
if info.OneLetter != "" && info.OneLetter != info.Name && !seen[info.OneLetter] {
|
|
info.Stringified += "|" + info.OneLetter
|
|
seen[info.OneLetter] = true
|
|
}
|
|
info.Stringified += ")"
|
|
|
|
filetypeInfos[i] = info
|
|
filetypeInfosMap[info.Type] = info
|
|
filetypeNamesExtras = append(filetypeNamesExtras, info.Stringified)
|
|
if !info.Extra {
|
|
filetypeNames = append(filetypeNames, info.Stringified)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (f Filetype) String() string {
|
|
if info, found := filetypeInfosMap[f]; found {
|
|
return info.Stringified
|
|
}
|
|
return fmt.Sprintf("Invalid/unknown filetype %02X", int(f))
|
|
}
|
|
|
|
// FiletypeForName returns the filetype for a full, three-letter, or
|
|
// one-letter name for a Filetype.
|
|
func FiletypeForName(name string) (Filetype, error) {
|
|
for _, info := range filetypeInfos {
|
|
if info.Name == name || info.ThreeLetter == name || info.OneLetter == name {
|
|
return info.Type, nil
|
|
}
|
|
}
|
|
return 0, fmt.Errorf("Unknown Filetype: %q", name)
|
|
}
|
|
|
|
// FiletypeNames returns a list of all filetype names.
|
|
func FiletypeNames(all bool) []string {
|
|
if all {
|
|
return filetypeNamesExtras
|
|
}
|
|
return filetypeNames
|
|
}
|