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40 lines
557 B
C
40 lines
557 B
C
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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <diskfs.h>
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Block*
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diskread(Disk *disk, u32int count, u64int offset)
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{
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if(disk == nil)
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return nil;
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if(!disk->_read){
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werrstr("no disk read dispatch function");
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return nil;
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}
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return (*disk->_read)(disk, count, offset);
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}
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int
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disksync(Disk *disk)
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{
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if(disk == nil)
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return 0;
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if(!disk->_sync)
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return 0;
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return (*disk->_sync)(disk);
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}
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void
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diskclose(Disk *disk)
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{
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if(disk == nil)
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return;
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if(!disk->_close){
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fprint(2, "no diskClose\n");
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abort();
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}
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(*disk->_close)(disk);
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}
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