; a simplified version of an ini file
; an optional section name line
; one required key/value pair line
ini          = [section] key equals value owsp line-end
section      = "[" owsp section-name owsp "]" owsp line-end
section-name = alphanum
key          = alphanum
equals       = owsp "=" owsp
value        = 1*digit
line-end     = %d13.10 / %d10 / %d13
alphanum     = alpha *(alpha / digit)
alpha        = %d65-90 / %d97-122
digit        = %d48-57
owsp         = *%d32