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Add support for writing various Apple Lisa long sectors.

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This commit is contained in:
Natalia Portillo
2025-10-04 01:29:43 +01:00
parent 7313897064
commit 95881b83bd
1 changed files with 117 additions and 2 deletions
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119
src/write.c
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@@ -25,6 +25,7 @@
#include "aaruformat.h"
#include "internal.h"
#include "log.h"
#include "structs/lisa_tag.h"
#include "xxhash.h"
/**
@@ -923,8 +924,122 @@ int32_t aaruf_write_sector_long(void *context, uint64_t sector_address, bool neg
break;
case BlockMedia:
// TODO: Implement
break;
switch(ctx->imageInfo.MediaType)
{
case AppleFileWare:
case AppleProfile:
case AppleSonyDS:
case AppleSonySS:
case AppleWidget:
case PriamDataTower:
uint8_t *newTag;
int newTagSize = 0;
switch(length - 512)
{
// Sony tag
case 12:
const sony_tag decoded_sony_tag = bytes_to_sony_tag(data + 512);
if(ctx->imageInfo.MediaType == AppleProfile || ctx->imageInfo.MediaType == AppleFileWare)
{
const profile_tag decoded_profile_tag = sony_tag_to_profile(decoded_sony_tag);
newTag = profile_tag_to_bytes(decoded_profile_tag);
newTagSize = 20;
}
else if(ctx->imageInfo.MediaType == PriamDataTower)
{
const priam_tag decoded_priam_tag = sony_tag_to_priam(decoded_sony_tag);
newTag = priam_tag_to_bytes(decoded_priam_tag);
newTagSize = 24;
}
else if(ctx->imageInfo.MediaType == AppleSonyDS || ctx->imageInfo.MediaType == AppleSonySS)
{
newTag = malloc(12);
memcpy(newTag, data + 512, 12);
newTagSize = 12;
}
break;
// Profile tag
case 20:
const profile_tag decoded_profile_tag = bytes_to_profile_tag(data + 512);
if(ctx->imageInfo.MediaType == AppleProfile || ctx->imageInfo.MediaType == AppleFileWare)
{
newTag = malloc(20);
memcpy(newTag, data + 512, 20);
newTagSize = 20;
}
else if(ctx->imageInfo.MediaType == PriamDataTower)
{
const priam_tag decoded_priam_tag = profile_tag_to_priam(decoded_profile_tag);
newTag = priam_tag_to_bytes(decoded_priam_tag);
newTagSize = 24;
}
else if(ctx->imageInfo.MediaType == AppleSonyDS || ctx->imageInfo.MediaType == AppleSonySS)
{
const sony_tag decoded_sony_tag = profile_tag_to_sony(decoded_profile_tag);
newTag = sony_tag_to_bytes(decoded_sony_tag);
newTagSize = 12;
}
break;
// Priam tag
case 24:
const priam_tag decoded_priam_tag = bytes_to_priam_tag(data + 512);
if(ctx->imageInfo.MediaType == AppleProfile || ctx->imageInfo.MediaType == AppleFileWare)
{
const profile_tag decoded_profile_tag = priam_tag_to_profile(decoded_priam_tag);
newTag = profile_tag_to_bytes(decoded_profile_tag);
newTagSize = 20;
}
else if(ctx->imageInfo.MediaType == PriamDataTower)
{
newTag = malloc(24);
memcpy(newTag, data + 512, 24);
newTagSize = 24;
}
else if(ctx->imageInfo.MediaType == AppleSonyDS || ctx->imageInfo.MediaType == AppleSonySS)
{
const sony_tag decoded_sony_tag = priam_tag_to_sony(decoded_priam_tag);
newTag = sony_tag_to_bytes(decoded_sony_tag);
newTagSize = 12;
}
break;
case 0:
newTagSize = 0;
break;
default:
FATAL("Incorrect sector size");
TRACE("Exiting aaruf_write_sector() = AARUF_ERROR_INCORRECT_DATA_SIZE");
return AARUF_ERROR_INCORRECT_DATA_SIZE;
}
if(newTagSize == 0)
return aaruf_write_sector(context, sector_address, negative, data, sector_status, 512);
if(ctx->sectorSubchannel == NULL)
{
ctx->sectorSubchannel =
calloc(1, newTagSize * (ctx->imageInfo.Sectors + ctx->userDataDdtHeader.overflow));
if(ctx->sectorSubchannel == NULL)
{
FATAL("Could not allocate memory for sector subchannel DDT");
free(newTag);
TRACE("Exiting aaruf_write_sector() = AARUF_ERROR_NOT_ENOUGH_MEMORY");
return AARUF_ERROR_NOT_ENOUGH_MEMORY;
}
}
memcpy(ctx->sectorSubchannel + sector_address * newTagSize, newTag, newTagSize);
free(newTag);
return aaruf_write_sector(context, sector_address, negative, data, sector_status, 512);
default:
return AARUF_ERROR_INCORRECT_MEDIA_TYPE;
}
default:
TRACE("Exiting aaruf_write_sector() = AARUF_ERROR_INCORRECT_MEDIA_TYPE");
return AARUF_ERROR_INCORRECT_MEDIA_TYPE;