mirror of
https://github.com/paleotronic/diskm8.git
synced 2024-12-21 18:29:43 +00:00
87 lines
1.7 KiB
Go
87 lines
1.7 KiB
Go
package main
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import (
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"crypto/sha256"
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"encoding/hex"
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"github.com/paleotronic/diskm8/disk"
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"github.com/paleotronic/diskm8/loggy"
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)
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func analyzeNONE(id int, dsk *disk.DSKWrapper, info *Disk) {
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l := loggy.Get(id)
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// Sector bitmap
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switch len(dsk.Data) {
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case disk.STD_DISK_BYTES:
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info.Tracks = 35
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info.Sectors = 16
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case disk.STD_DISK_BYTES_OLD:
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info.Tracks = 35
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info.Sectors = 13
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case disk.PRODOS_800KB_DISK_BYTES:
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info.Tracks = disk.GetDiskFormat(disk.DF_PRODOS_800KB).TPD()
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info.Sectors = disk.GetDiskFormat(disk.DF_PRODOS_800KB).SPT()
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default:
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l.Errorf("Unknown size %d bytes", len(dsk.Data))
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}
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l.Logf("Tracks: %d, Sectors: %d", info.Tracks, info.Sectors)
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l.Logf("Reading sector bitmap and SHA256'ing sectors")
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l.Logf("Assuming all sectors might be used")
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info.Bitmap = make([]bool, info.Tracks*info.Sectors)
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for i := range info.Bitmap {
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info.Bitmap[i] = true
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}
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info.ActiveSectors = make(DiskSectors, 0)
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activeData := make([]byte, 0)
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for t := 0; t < info.Tracks; t++ {
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for s := 0; s < info.Sectors; s++ {
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if info.Bitmap[t*info.Sectors+s] {
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sector := &DiskSector{
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Track: t,
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Sector: s,
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SHA256: dsk.ChecksumSector(t, s),
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}
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data := dsk.Read()
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activeData = append(activeData, data...)
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if *ingestMode&2 == 2 {
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sector.Data = data
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}
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info.ActiveSectors = append(info.ActiveSectors, sector)
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}
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}
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}
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sum := sha256.Sum256(activeData)
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info.SHA256Active = hex.EncodeToString(sum[:])
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info.LogBitmap(id)
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// Analyzing files
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l.Log("Skipping Analysis of files")
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exists := exists(*baseName + "/" + info.GetFilename())
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if !exists || *forceIngest {
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info.WriteToFile(*baseName + "/" + info.GetFilename())
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} else {
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l.Log("Not writing as it already exists")
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}
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out(dsk.Format)
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}
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