390 lines
11 KiB
Scheme
390 lines
11 KiB
Scheme
(import (scheme base)
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(scheme write)
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(scheme load)
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(scheme process-context)
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(retropikzel r7rs-pffi version main))
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(define print-header
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(lambda (title)
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(set-tag title)
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(display "=========================================")
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(newline)
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(display title)
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(newline)
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(display "=========================================")
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(newline)))
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(define count 0)
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(define assert-tag 'none)
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(define set-tag
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(lambda (tag)
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(set! assert-tag tag)
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(set! count 0)))
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(define-syntax assert
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(syntax-rules ()
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((_ check value-a value-b)
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(let ((result (apply check (list value-a value-b))))
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(set! count (+ count 1))
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(if (not result) (display "FAIL ") (display "PASS "))
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(display "[")
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(display assert-tag)
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(display " - ")
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(display count)
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(display "]")
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(display ": ")
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(write (list 'check 'value-a 'value-b))
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(newline)
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(when (not result) (exit 1))))))
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(define-syntax debug
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(syntax-rules ()
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((_ value)
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(begin
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(display 'value)
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(display ": ")
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(write value)
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(newline)))))
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;; pffi-size-of
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(print-header 'pffi-size-of)
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(define size-int8 (pffi-size-of 'int8))
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(debug size-int8)
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(assert equal? (number? size-int8) #t)
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(assert = size-int8 1)
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(define size-uint8 (pffi-size-of 'uint8))
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(debug size-uint8)
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(assert equal? (number? size-uint8) #t)
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(assert = size-uint8 1)
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(assert equal? (number? (pffi-size-of 'uint8)) #t)
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(define size-int16 (pffi-size-of 'int16))
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(debug size-int16)
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(assert equal? (number? size-int16) #t)
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(assert = size-int16 2)
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(assert equal? (number? (pffi-size-of 'int16)) #t)
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(define size-uint16 (pffi-size-of 'uint16))
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(debug size-uint16)
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(assert equal? (number? size-uint16) #t)
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(assert = size-uint16 2)
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(assert equal? (number? (pffi-size-of 'uint16)) #t)
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(define size-int32 (pffi-size-of 'int32))
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(debug size-int32)
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(assert equal? (number? size-int32) #t)
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(assert = size-int32 4)
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(assert equal? (number? (pffi-size-of 'int32)) #t)
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(define size-uint32 (pffi-size-of 'uint32))
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(debug size-uint32)
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(assert equal? (number? size-uint32) #t)
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(assert = size-uint32 4)
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(assert equal? (number? (pffi-size-of 'uint32)) #t)
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(define size-int64 (pffi-size-of 'int64))
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(debug size-int64)
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(assert equal? (number? size-int64) #t)
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(assert = size-int64 8)
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(assert equal? (number? (pffi-size-of 'int64)) #t)
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(define size-uint64 (pffi-size-of 'uint64))
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(debug size-uint64)
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(assert equal? (number? size-uint64) #t)
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(assert = size-uint64 8)
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(assert equal? (number? (pffi-size-of 'uint64)) #t)
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(define size-char (pffi-size-of 'char))
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(debug size-char)
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(assert equal? (number? size-char) #t)
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(assert = size-char 1)
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(assert equal? (number? (pffi-size-of 'char)) #t)
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(define size-unsigned-char (pffi-size-of 'unsigned-char))
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(debug size-unsigned-char)
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(assert equal? (number? size-unsigned-char) #t)
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(assert = size-unsigned-char 1)
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(assert equal? (number? (pffi-size-of 'unsigned-char)) #t)
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(define size-short (pffi-size-of 'short))
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(debug size-short)
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(assert equal? (number? size-short) #t)
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(assert = size-short 2)
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(assert equal? (number? (pffi-size-of 'short)) #t)
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(define size-unsigned-short (pffi-size-of 'unsigned-short))
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(debug size-unsigned-short)
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(assert equal? (number? size-unsigned-short) #t)
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(assert = size-unsigned-short 2)
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(assert equal? (number? (pffi-size-of 'unsigned-short)) #t)
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(define size-int (pffi-size-of 'int))
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(debug size-int)
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(assert equal? (number? size-int) #t)
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(assert = size-int 4)
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(assert equal? (number? (pffi-size-of 'int)) #t)
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(define size-unsigned-int (pffi-size-of 'unsigned-int))
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(debug size-unsigned-int)
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(assert equal? (number? size-unsigned-int) #t)
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(assert = size-unsigned-int 4)
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(assert equal? (number? (pffi-size-of 'unsigned-int)) #t)
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(define size-long (pffi-size-of 'long))
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(debug size-long)
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(assert equal? (number? size-long) #t)
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(assert = size-long 8)
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(assert equal? (number? (pffi-size-of 'long)) #t)
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(define size-unsigned-long (pffi-size-of 'unsigned-long))
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(debug size-unsigned-long)
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(assert equal? (number? size-unsigned-long) #t)
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(assert = size-unsigned-long 8)
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(assert equal? (number? (pffi-size-of 'unsigned-long)) #t)
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(define size-float (pffi-size-of 'float))
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(debug size-float)
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(assert equal? (number? size-float) #t)
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(assert = size-float 4)
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(assert equal? (number? (pffi-size-of 'float)) #t)
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(define size-double (pffi-size-of 'double))
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(debug size-double)
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(assert equal? (number? size-double) #t)
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(assert = size-double 8)
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(define size-pointer (pffi-size-of 'pointer))
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(debug size-pointer)
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(assert equal? (number? size-pointer) #t)
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(assert = size-pointer 8)
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;; pffi-init
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(print-header 'pffi-init)
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(pffi-init)
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;; pffi-shared-object-auto-load
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(print-header 'pffi-shared-object-auto-load)
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(define libc-stdlib
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(if (string=? pffi-os-name "windows")
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(pffi-shared-object-auto-load (list "stdlib.h") (list) "ucrtbase" (list ""))
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(pffi-shared-object-auto-load (list "stdlib.h") (list) "c" (list "" ".6"))))
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;; pffi-string->pointer
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(print-header 'pffi-string->pointer)
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(define string-pointer (pffi-string->pointer "Hello world"))
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(debug string-pointer)
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(assert equal? (pffi-pointer? string-pointer) #t)
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(assert equal? (pffi-pointer-null? string-pointer) #f)
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;; pffi-pointer->string
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(print-header 'pffi-pointer->string)
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(define pointer-string (pffi-pointer->string string-pointer))
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(debug pointer-string)
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(assert equal? (string? pointer-string) #t)
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(assert string=? pointer-string "Hello world")
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(assert string=? (pffi-pointer->string (pffi-string->pointer "https://scheme.org")) "https://scheme.org")
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(define test-url-string "https://scheme.org")
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(debug test-url-string)
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(define test-url (pffi-string->pointer test-url-string))
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(debug test-url)
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(debug (pffi-pointer->string test-url))
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(assert equal? (string=? (pffi-pointer->string test-url) test-url-string) #t)
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;; pffi-pointer-allocate
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(print-header 'pffi-pointer-allocate)
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(define test-pointer (pffi-pointer-allocate 100))
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(debug test-pointer)
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(assert equal? (pffi-pointer? test-pointer) #t)
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;; pffi-pointer-null
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(print-header 'pffi-pointer-null)
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(define null-pointer (pffi-pointer-null))
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(debug null-pointer)
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(assert equal? (pffi-pointer-null? null-pointer) #t)
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;; pffi-pointer-free
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(print-header 'pffi-pointer-free)
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(define pointer-to-be-freed (pffi-pointer-allocate 100))
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(debug pointer-to-be-freed)
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(pffi-pointer-free pointer-to-be-freed)
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(debug pointer-to-be-freed)
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;; pffi-pointer?
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(print-header 'pffi-pointer?)
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(define is-pointer (pffi-pointer-allocate 100))
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(debug is-pointer)
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(assert equal? (pffi-pointer? is-pointer) #t)
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(assert equal? (pffi-pointer? 100) #f)
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(assert equal? (pffi-pointer? 'bar) #f)
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;; pffi-pointer-null?
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(print-header 'pffi-pointer-null?)
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(define is-null-pointer (pffi-pointer-null))
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(debug is-null-pointer)
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(define is-not-null-pointer (pffi-pointer-allocate 100))
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(debug is-not-null-pointer)
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(assert equal? (pffi-pointer-null? is-null-pointer) #t)
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(assert equal? (pffi-pointer-null? is-not-null-pointer) #f)
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(assert equal? (pffi-pointer-null? 100) #f)
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(assert equal? (pffi-pointer-null? 'bar) #f)
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;; pffi-pointer-set! and pffi-pointer-get
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(print-header "pffi-pointer-set! and pffi-pointer-get")
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(define set-pointer (pffi-pointer-allocate 256))
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(define offset 50)
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(define value 1)
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(debug set-pointer)
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(debug offset)
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(debug value)
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(define-syntax test-type
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(syntax-rules ()
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((_ type)
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(begin
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(pffi-pointer-set! set-pointer type offset value)
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(assert = (pffi-pointer-get set-pointer type offset) value)))))
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(test-type 'int8)
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(test-type 'uint8)
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(test-type 'int16)
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(test-type 'uint16)
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(test-type 'int32)
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(test-type 'uint32)
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(test-type 'int64)
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(test-type 'uint64)
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(test-type 'short)
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(test-type 'unsigned-short)
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(test-type 'int)
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(test-type 'unsigned-int)
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(test-type 'long)
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(test-type 'unsigned-long)
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(pffi-pointer-set! set-pointer 'float offset 1.5)
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(debug (pffi-pointer-get set-pointer 'float offset))
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(assert = (pffi-pointer-get set-pointer 'float offset) 1.5)
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(pffi-pointer-set! set-pointer 'double offset 1.5)
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(debug (pffi-pointer-get set-pointer 'double offset))
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(assert = (pffi-pointer-get set-pointer 'double offset) 1.5)
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(define pointer-to-be-set (pffi-string->pointer "FOOBAR"))
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(debug pointer-to-be-set)
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(pffi-pointer-set! set-pointer 'pointer offset pointer-to-be-set)
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(debug (pffi-pointer-get set-pointer 'pointer offset))
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(assert equal?
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(pffi-pointer? (pffi-pointer-get set-pointer 'pointer offset))
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#t)
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(debug (pffi-pointer->string (pffi-pointer-get set-pointer 'pointer offset)))
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(assert equal?
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(string? (pffi-pointer->string (pffi-pointer-get set-pointer 'pointer offset)))
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#t)
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(assert string=?
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(pffi-pointer->string (pffi-pointer-get set-pointer 'pointer offset))
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"FOOBAR")
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(define string-to-be-set "FOOBAR")
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(debug string-to-be-set)
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(pffi-pointer-set! set-pointer 'pointer offset (pffi-string->pointer string-to-be-set))
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(assert string=? (pffi-pointer->string (pffi-pointer-get set-pointer 'pointer offset)) "FOOBAR")
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;; pffi-pointer-deref
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(print-header 'pffi-pointer-deref)
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(define pointer-to-deref (pffi-pointer-allocate (pffi-size-of 'int)))
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(debug pointer-to-deref)
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(pffi-pointer-set! pointer-to-deref 'int 0 42)
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(assert equal? (pffi-pointer? (pffi-pointer-deref pointer-to-deref)) #t)
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;; pffi-os-name
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(print-header 'pffi-os-name)
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(assert equal?
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(or (string=? pffi-os-name "windows")
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(string=? pffi-os-name "unix"))
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#t)
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;; pffi-define
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(print-header 'pffi-define)
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(pffi-define atoi libc-stdlib 'atoi 'int (list 'pointer))
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(assert = (atoi (pffi-string->pointer "100")) 100)
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;; pffi-define-callback
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(print-header 'pffi-define-callback)
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(define libcurl (pffi-shared-object-auto-load (list "curl/curl.h") ; Headers
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(list ".") ; Additional search paths
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"curl" ; The named of shared object without the lib prefix
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(list ".4")))
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(pffi-define curl-easy-init libcurl 'curl_easy_init 'pointer (list))
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(pffi-define curl-easy-setopt libcurl 'curl_easy_setopt 'int (list 'pointer 'int 'pointer))
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(pffi-define curl-easy-setopt-callback libcurl 'curl_easy_setopt 'int (list 'pointer 'int 'callback))
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(pffi-define curl-easy-getinfo libcurl 'curl_easy_getinfo 'int (list 'pointer 'int 'pointer))
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(pffi-define curl-easy-perform libcurl 'curl_easy_perform 'int (list 'pointer))
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(define CURLOPT-WRITEFUNCTION 20011)
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(define CURLOPT-FOLLOWLOCATION 52)
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(define CURLOPT-URL 10002)
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(define CURLINFO-RESPONSE-CODE 2097154)
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(define result "")
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(pffi-define-callback collect-result
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'void
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(list 'pointer 'int 'int 'pointer)
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(lambda (pointer size nmemb client-pointer)
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(set! result (string-append result (string-copy (pffi-pointer->string pointer))))))
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(define handle (curl-easy-init))
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(define url "https://scheme.org")
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(debug url)
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(define curl-code1 (curl-easy-setopt handle CURLOPT-FOLLOWLOCATION (pffi-string->pointer url)))
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(debug curl-code1)
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(assert = curl-code1 0)
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(define curl-code2 (curl-easy-setopt handle CURLOPT-URL (pffi-string->pointer url)))
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(debug curl-code2)
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(assert = curl-code2 0)
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(define curl-code3 (curl-easy-setopt-callback handle CURLOPT-WRITEFUNCTION collect-result))
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(debug curl-code3)
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(assert = curl-code3 0)
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(define curl-code4 (curl-easy-perform handle))
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(debug curl-code4)
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(assert = curl-code4 0)
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(define http-code (pffi-pointer-allocate (pffi-size-of 'int)))
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(curl-easy-getinfo handle CURLINFO-RESPONSE-CODE http-code)
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(assert = (pffi-pointer-get http-code 'int 0) 200)
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(exit 0)
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