fcb_getnext¶
int fcb_getnext(struct fcb *, struct fcb_entry *loc);
Given element in location in loc, return with loc filled in with information about next element.
If loc->le_elem_off is set to 0, fcb_getnext() will return info about the oldest element in FCB.
Entry data can be read within the callback using flash_area_read(), using loc->fe_area, loc->fe_data_off, and loc->fe_data_len as arguments.
Arguments¶
Arguments |
Description |
|---|---|
fcb |
Points to FCB where data is written to. |
loc |
Info about element. On successful call |
Returned values¶
Returns 0 on success; nonzero on failure. Returns FCB_ERR_NOVAR when there are no more elements left.