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Diffstat (limited to 'src/lib/formats/apollo_dsk.cpp')
-rw-r--r--src/lib/formats/apollo_dsk.cpp14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/lib/formats/apollo_dsk.cpp b/src/lib/formats/apollo_dsk.cpp
index 75c31cfe7f8..a1159ac68c8 100644
--- a/src/lib/formats/apollo_dsk.cpp
+++ b/src/lib/formats/apollo_dsk.cpp
@@ -8,10 +8,11 @@
*********************************************************************/
-#include <cassert>
-
#include "formats/apollo_dsk.h"
+#include "ioprocs.h"
+
+
apollo_format::apollo_format() : upd765_format(formats)
{
}
@@ -46,10 +47,13 @@ const apollo_format::format apollo_format::formats[] = {
const floppy_format_type FLOPPY_APOLLO_FORMAT = &floppy_image_format_creator<apollo_format>;
-int apollo_format::identify(io_generic *io, uint32_t form_factor, const std::vector<uint32_t> &variants)
+int apollo_format::identify(util::random_read &io, uint32_t form_factor, const std::vector<uint32_t> &variants)
{
- uint64_t size = io_generic_size(io);
- uint32_t expected_size = 77*2*8*1024;
+ uint64_t size;
+ if (io.length(size))
+ return 0;
+
+ constexpr uint32_t expected_size = 77*2*8*1024;
return ((size == expected_size) || (size == 0)) ? 1 : 0;
}