> For ages, we've been talking about adding functions to libfdt to allow > iteration through properties. So, finally, here are some. > > I got bogged down on this for a long time because I didn't want to > expose offsets directly to properties to the callers. But without > that, attempting to make reasonable iteration functions just became > horrible. So eventually, I settled on an interface which does now > expose property offsets. fdt_first_property_offset() and > fdt_next_property_offset() are used to step through the offsets of the > properties starting from a particularly node offset. The details of > the property at each offset can then be retrieved with either > fdt_get_property_by_offset() or fdt_getprop_by_offset() which have > interfaces similar to fdt_get_property() and fdt_getprop() > respectively. > > No explicit testcases are included, but we do use the new functions to > reimplement the existing fdt_get_property() function. > > Signed-off-by: David Gibson <[email protected]>
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