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#include <u.h>
#include <libc.h>
#include <venti.h>
enum {
OVtErrType, /* illegal */
OVtRootType,
OVtDirType,
OVtPointerType0,
OVtPointerType1,
OVtPointerType2,
OVtPointerType3,
OVtPointerType4,
OVtPointerType5,
OVtPointerType6,
OVtPointerType7, /* not used */
OVtPointerType8, /* not used */
OVtPointerType9, /* not used */
OVtDataType,
OVtMaxType
};
uint todisk[] = {
OVtDataType,
OVtPointerType0,
OVtPointerType1,
OVtPointerType2,
OVtPointerType3,
OVtPointerType4,
OVtPointerType5,
OVtPointerType6,
OVtDirType,
OVtPointerType0,
OVtPointerType1,
OVtPointerType2,
OVtPointerType3,
OVtPointerType4,
OVtPointerType5,
OVtPointerType6,
OVtRootType,
};
uint fromdisk[] = {
~0,
VtRootType,
VtDirType,
VtDirType+1,
VtDirType+2,
VtDirType+3,
VtDirType+4,
VtDirType+5,
VtDirType+6,
VtDirType+7,
~0,
~0,
~0,
VtDataType,
};
uint
vttodisktype(uint n)
{
if(n >= nelem(todisk))
return ~0;
return todisk[n];
}
uint
vtfromdisktype(uint n)
{
if(n >= nelem(fromdisk))
return ~0;
return fromdisk[n];
}
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