integer arguments, this is still a pointer to said integer.
size is the size of the buffer that the return of mangle-arg points
-to, and also of the buffer that we should allocate for getsockopt
+to, and also of the buffer that we should allocate for getsockopt
to write into.
mangle-return is called with an alien buffer and should turn it into
level number buffer-type mangle-arg mangle-return mangle-setf-buffer
&optional features info)
(let ((find-level
- (if (numberp (eval level))
- level
- `(get-protocol-by-name ,(string-downcase (symbol-name level)))))
- (supportedp (or (null features) (featurep features))))
+ (if (numberp (eval level))
+ level
+ `(get-protocol-by-name ,(string-downcase (symbol-name level)))))
+ (supportedp (or (null features) (sb-int:featurep features))))
`(progn
(export ',lisp-name)
(defun ,lisp-name (socket)
- ,@(when documentation (list (concatenate 'string documentation " " info)))
- ,(if supportedp
- `(sb-alien:with-alien ((size sb-alien:integer)
- (buffer ,buffer-type))
- (setf size (sb-alien:alien-size ,buffer-type :bytes))
- (if (= -1 (sockint::getsockopt (socket-file-descriptor socket)
- ,find-level ,number
- (sb-alien:addr buffer)
- (sb-alien:addr size)))
- (socket-error "getsockopt")
- (,mangle-return buffer size)))
- `(error 'unsupported-operator
- :format-control "Socket option ~S is not supported in this platform."
+ ,@(when documentation (list (concatenate 'string documentation " " info)))
+ ,(if supportedp
+ `(sb-alien:with-alien ((size sb-alien:int)
+ (buffer ,buffer-type))
+ (setf size (sb-alien:alien-size ,buffer-type :bytes))
+ (if (= -1 (sockint::getsockopt (socket-file-descriptor socket)
+ ,find-level ,number
+ (sb-alien:addr buffer)
+ (sb-alien:addr size)))
+ (socket-error "getsockopt")
+ (,mangle-return buffer size)))
+ `(error 'unsupported-operator
+ :format-control "Socket option ~S is not supported in this platform."
:format-arguments (list ',lisp-name))))
(defun (setf ,lisp-name) (new-val socket)
- ,(if supportedp
- `(sb-alien:with-alien ((buffer ,buffer-type))
- (setf buffer ,(if mangle-arg
- `(,mangle-arg new-val)
- `new-val))
- (when (= -1 (sockint::setsockopt (socket-file-descriptor socket)
- ,find-level ,number
- (,mangle-setf-buffer buffer)
- ,(if (eql buffer-type 'sb-alien:c-string)
- `(length new-val)
- `(sb-alien:alien-size ,buffer-type :bytes))))
- (socket-error "setsockopt")))
- `(error 'unsupported-operator
+ ,(if supportedp
+ `(sb-alien:with-alien ((buffer ,buffer-type))
+ (setf buffer ,(if mangle-arg
+ `(,mangle-arg new-val)
+ `new-val))
+ (when (= -1 (sockint::setsockopt (socket-file-descriptor socket)
+ ,find-level ,number
+ (,mangle-setf-buffer buffer)
+ ,(if (eql buffer-type 'sb-alien:c-string)
+ `(length new-val)
+ `(sb-alien:alien-size ,buffer-type :bytes))))
+ (socket-error "setsockopt")))
+ `(error 'unsupported-operator
:format-control "Socket option ~S is not supported on this platform."
:format-arguments (list ',lisp-name)))))))
;;; sockopts that have integer arguments
(defun foreign-int-to-integer (buffer size)
- (assert (= size (sb-alien:alien-size sb-alien:integer :bytes)))
+ (assert (= size (sb-alien:alien-size sb-alien:int :bytes)))
buffer)
(defmacro define-socket-option-int (name level number &optional features (info ""))
`(define-socket-option ,name nil ,level ,number
- sb-alien:integer nil foreign-int-to-integer sb-alien:addr ,features ,info))
+ sb-alien:int nil foreign-int-to-integer sb-alien:addr ,features ,info))
(define-socket-option-int
sockopt-receive-low-water sockint::sol-socket sockint::so-rcvlowat)
`(define-socket-option ,name
,(format nil "~@<Return the value of the ~A socket option for SOCKET. ~
This can also be updated with SETF.~:@>"
- (symbol-name c-name))
+ (symbol-name c-name))
,level ,c-name
- sb-alien:integer bool-to-foreign-int foreign-int-to-bool sb-alien:addr
+ sb-alien:int bool-to-foreign-int foreign-int-to-bool sb-alien:addr
,features ,info))
(define-socket-option-bool