;; Parsing
(defparameter *excluded-characters*
- '(;; `delims' (except #\%, because it's handled specially):
+ (append
+ ;; exclude control characters
+ (loop for i from 0 to #x1f
+ collect (code-char i))
+ '(;; `delims' (except #\%, because it's handled specially):
#\< #\> #\" #\space #\#
+ #\Rubout ;; (code-char #x7f)
;; `unwise':
#\{ #\} #\| #\\ #\^ #\[ #\] #\`))
+ "Excluded charcters from RFC2369 (http://www.ietf.org/rfc/rfc2396.txt 2.4.3)")
(defun reserved-char-vector (chars &key except)
- (do* ((a (make-array 127 :element-type 'bit :initial-element 0))
+ (do* ((a (make-array 128 :element-type 'bit :initial-element 0))
(chars chars (cdr chars))
(c (car chars) (car chars)))
((null chars) a)
(push (if rpos
(with-output-to-string (out)
(loop for ch across decoded-string
- for i from curpos by 3
- do (let ((octet (char-code ch)))
- (if (or (null reserved-chars)
- (> octet 127)
- (= (sbit reserved-chars octet) 0))
- (write-char ch out)
- (write-string (subseq string i (+ i 3)) out)))))
+ with i = curpos
+ do (let ((code (char-code ch)))
+ (cond
+ ((or (null reserved-chars)
+ (> code 127)
+ (= (sbit reserved-chars code) 0))
+ (write-char ch out)
+ (incf i
+ (* (cond
+ ((< code #x80) 1)
+ ((< code #x800) 2)
+ ((< code #x10000) 3)
+ ((< code #x200000) 4)
+ ((< code #x4000000) 5)
+ (t 6))
+ 3)))
+ (t (write-string (subseq string i (+ i 3)) out)
+ (incf i 3))))))
decoded-string)
strs))))
(setf curpos pos))))