// add flakey data
PDISKDATAMARK CDiskImage::AddFD(PDISKTRACKINFO pti, PDISKDATAMARK src, int size, int units)
{
// cancel if nothing to add
if (!src || size<=0)
return NULL;
// allocate and copy to buffer
PDISKDATAMARK alloc=AllocFD(pti, size, units);
if (alloc)
memcpy(alloc, src, size*sizeof(DiskDataMark));
return alloc;
}
// access file or directory, returns file descriptor to use for
// READ_OBJ calls, or error code if fails
int OpenObj( char *name, int owner, int *fd_p ) {
int fd;
dir_t *dir_p;
fd = AllocFD( owner );
if( fd == NO_FD ) {
cons_printf( "FileSystem: no more available File Descriptor!\n" );
return NO_FD;
}
dir_p = FindName( name );
if( ! dir_p ) return UNFOUND;
*fd_p = fd; // fd to return
fd_array[fd].item = dir_p; // dir_p is the name
return GOOD;
}
