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Diffstat (limited to 'src/lib/formats/coupedsk.cpp')
-rw-r--r--src/lib/formats/coupedsk.cpp28
1 files changed, 17 insertions, 11 deletions
diff --git a/src/lib/formats/coupedsk.cpp b/src/lib/formats/coupedsk.cpp
index 16842583855..9400cd41bb6 100644
--- a/src/lib/formats/coupedsk.cpp
+++ b/src/lib/formats/coupedsk.cpp
@@ -8,10 +8,10 @@
**************************************************************************/
-#include <cassert>
+#include "coupedsk.h"
+
+#include "ioprocs.h"
-#include "formats/coupedsk.h"
-#include "flopimg.h"
const floppy_image_format_t::desc_e mgt_format::desc_10[] = {
{ MFM, 0x4e, 60 },
@@ -64,9 +64,11 @@ bool mgt_format::supports_save() const
return true;
}
-int mgt_format::identify(io_generic *io, uint32_t form_factor, const std::vector<uint32_t> &variants)
+int mgt_format::identify(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants)
{
- uint64_t size = io_generic_size(io);
+ uint64_t size;
+ if(io.length(size))
+ return 0;
if(/*size == 737280 || */ size == 819200)
return 50;
@@ -74,10 +76,12 @@ int mgt_format::identify(io_generic *io, uint32_t form_factor, const std::vector
return 0;
}
-bool mgt_format::load(io_generic *io, uint32_t form_factor, const std::vector<uint32_t> &variants, floppy_image *image)
+bool mgt_format::load(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants, floppy_image *image)
{
- uint64_t size = io_generic_size(io);
- int sector_count = size == 737280 ? 9 : 10;
+ uint64_t size;
+ if(io.length(size))
+ return false;
+ int const sector_count = (size == 737280) ? 9 : 10;
uint8_t sectdata[10*512];
desc_s sectors[10];
@@ -90,7 +94,8 @@ bool mgt_format::load(io_generic *io, uint32_t form_factor, const std::vector<ui
int track_size = sector_count*512;
for(int head=0; head < 2; head++) {
for(int track=0; track < 80; track++) {
- io_generic_read(io, sectdata, (track*2+head)*track_size, track_size);
+ size_t actual;
+ io.read_at((track*2+head)*track_size, sectdata, track_size, actual);
generate_track(desc_10, track, head, sectors, sector_count+1, 100000, image);
}
}
@@ -99,7 +104,7 @@ bool mgt_format::load(io_generic *io, uint32_t form_factor, const std::vector<ui
return true;
}
-bool mgt_format::save(io_generic *io, const std::vector<uint32_t> &variants, floppy_image *image)
+bool mgt_format::save(util::random_read_write &io, const std::vector<uint32_t> &variants, floppy_image *image)
{
int track_count, head_count, sector_count;
get_geometry_mfm_pc(image, 2000, track_count, head_count, sector_count);
@@ -115,7 +120,8 @@ bool mgt_format::save(io_generic *io, const std::vector<uint32_t> &variants, flo
for(int head=0; head < 2; head++) {
for(int track=0; track < 80; track++) {
get_track_data_mfm_pc(track, head, image, 2000, 512, sector_count, sectdata);
- io_generic_write(io, sectdata, (track*2+head)*track_size, track_size);
+ size_t actual;
+ io.write_at((track*2+head)*track_size, sectdata, track_size, actual);
}
}