(car (host-ent-addresses host-ent)))
(defun make-host-ent (h &optional errno)
- (when (sb-grovel::foreign-nullp h)
+ (when (sb-alien:null-alien h)
(name-service-error "gethostbyname" errno))
(let* ((length (sockint::hostent-length h))
(aliases (loop for i = 0 then (1+ i)
;;; Resolving
+#-sb-bsd-sockets-addrinfo
+(sb-ext:defglobal **gethostby-lock** (sb-thread:make-mutex :name "gethostby lock"))
+
(defun get-host-by-name (host-name)
"Returns a HOST-ENT instance for HOST-NAME or signals a NAME-SERVICE-ERROR.
HOST-NAME may also be an IP address in dotted quad notation or some other
#+sb-bsd-sockets-addrinfo
(get-address-info host-name)
#-sb-bsd-sockets-addrinfo
- (make-host-ent (sockint::gethostbyname host-name)))
+ (sb-thread::with-system-mutex (**gethostby-lock** :allow-with-interrupts t)
+ (make-host-ent (sockint::gethostbyname host-name))))
(defun get-host-by-address (address)
"Returns a HOST-ENT instance for ADDRESS, which should be a vector of
#+sb-bsd-sockets-addrinfo
(get-name-info address)
#-sb-bsd-sockets-addrinfo
- (sockint::with-in-addr packed-addr ()
- (let ((addr-vector (coerce address 'vector)))
- (loop for i from 0 below (length addr-vector)
- do (setf (sb-alien:deref (sockint::in-addr-addr packed-addr) i)
- (elt addr-vector i)))
- (make-host-ent (sockint::gethostbyaddr packed-addr
- 4
- sockint::af-inet)))))
+ (sb-thread::with-system-mutex (**gethostby-lock** :allow-with-interrupts t)
+ (sockint::with-in-addr packed-addr ()
+ (let ((addr-vector (coerce address 'vector)))
+ (loop for i from 0 below (length addr-vector)
+ do (setf (sb-alien:deref (sockint::in-addr-addr packed-addr) i)
+ (elt addr-vector i)))
+ (make-host-ent (sockint::gethostbyaddr packed-addr
+ 4
+ sockint::af-inet))))))
;;; Emulate the above two functions with getaddrinfo / getnameinfo
#+sb-bsd-sockets-addrinfo
(defun get-address-info (node)
- (sb-alien:with-alien ((res (* (* sockint::addrinfo)) :local
- (sb-alien:make-alien (* sockint::addrinfo))))
- (let ((err (sockint::getaddrinfo node nil nil res)))
+ (sb-alien:with-alien ((buf (sb-alien:array (* sockint::addrinfo) 1)))
+ (let* ((res (sb-alien:addr (sb-alien:deref buf 0)))
+ (err (sockint::getaddrinfo node nil nil res)))
(if (zerop err)
(let ((host-ent (make-instance 'host-ent
:name node
4)
(host-ent-addresses host-ent)
:test 'equalp)))))
- (sockint::free-addrinfo (sb-alien:deref res))
+ (sockint::freeaddrinfo (sb-alien:deref res))
host-ent)
(addrinfo-error "getaddrinfo" err)))))
(let ((condition (condition-for-name-service-error-code error-code)))
(error condition :error-code error-code :syscall where)))
-(define-condition name-service-error (condition)
+(define-condition name-service-error (error)
((errno :initform nil :initarg :errno :reader name-service-error-errno)
(error-code :initform nil :initarg :error-code
:reader name-service-error-error-code)
sockint::EAI-FAIL
no-recovery-error)
(define-name-service-condition
- sockint::NO-ADDRESS ;; Also defined as NO-DATA, with the same value
- #-freebsd sockint::EAI-NODATA #+freebsd nil
+ ;; Also defined as NO-DATA, with the same value
+ sockint::NO-ADDRESS
+ ;; getaddrinfo() as of RFC 3493 can no longer distinguish between
+ ;; host no found and address not found
+ nil
no-address-error)
(defun condition-for-name-service-errno (err)