File: binary-file-io.thb

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;; -*-theme-d-*-

;; Copyright (C) 2020, 2021 Tommi Höynälänmaa
;; Distributed under GNU Lesser General Public License version 3,
;; see file doc/LGPL-3.

;; The following procedures have been checked for result type safety
;; against Guile 3.0.7 source code:
;;   get-u8, lookahead-u8, get-bytevector-n, get-bytevector-n!,
;;   get-bytevector-some, get-bytevector-some!, get-bytevector-all

(define-body (standard-library binary-file-io)

  (add-method get-u8
    (unchecked-prim-proc get-u8 (<input-port>) (:union <integer> <eof>)
			 nonpure))

  (add-method lookahead-u8
    (unchecked-prim-proc lookahead-u8 (<input-port>) (:union <integer> <eof>)
			 nonpure))

  (add-method get-bytevector-n
    (unchecked-prim-proc get-bytevector-n (<input-port> <integer>)
			 (:union <bytevector> <eof>) nonpure))

  (add-method get-bytevector-n!
    (unchecked-prim-proc get-bytevector-n!
			 (<input-port> <bytevector> <integer> <integer>)
			 (:union <integer> <eof>) nonpure))

  (add-method get-bytevector-some
    (unchecked-prim-proc get-bytevector-some (<input-port>)
			 (:union <bytevector> <eof>)
			 nonpure))

  (add-method get-bytevector-some!
    (unchecked-prim-proc get-bytevector-some!
			 (<input-port> <bytevector> <integer> <integer>)
			 (:union <integer> <eof>) nonpure))

  (add-method get-bytevector-all
    (unchecked-prim-proc get-bytevector-all (<input-port>)
			 (:union <bytevector> <eof>)
			 nonpure))

  (add-method unget-bytevector
    (unchecked-prim-proc unget-bytevector
			 (<input-port> <bytevector> <integer> <integer>)
			 <none> nonpure))

  (add-method put-u8
    (unchecked-prim-proc put-u8 (<output-port> <integer>) <none> nonpure))

  (add-method put-bytevector
    (unchecked-prim-proc put-bytevector
			 (<output-port> <bytevector> <integer> <integer>)
			 <none> nonpure))

  ;; No optional arguments to put-bytevector.
  (add-method put-whole-bytevector
    (unchecked-prim-proc put-bytevector
			 (<output-port> <bytevector>) <none> nonpure)))