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Overview
| Comment: | Compression for suspensions |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
c4ebab70b3081c1fbef93bd8890d67c9 |
| User & Date: | murphy 2015-05-04 14:57:08.747 |
Context
|
2015-05-04
| ||
| 14:58 | Output remote address and port in the example script check-in: 80136f0ceb user: murphy tags: trunk | |
| 14:57 | Compression for suspensions check-in: c4ebab70b3 user: murphy tags: trunk | |
| 14:56 | Added BZip2 compression function wrappers check-in: b520ce0466 user: murphy tags: trunk | |
Changes
Changes to webgate-suspend.scm.
| ︙ | ︙ | |||
48 49 50 51 52 53 54 |
"~a:~a/~a:~a"
(getenv "REMOTE_ADDR") (getenv "REMOTE_PORT")
(current-seconds) (current-milliseconds))))
0 symmetric-box-noncebytes))
(define (wrap-suspension sk)
(let* ((n (suspension-nonce))
| | > | > | > | 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 |
"~a:~a/~a:~a"
(getenv "REMOTE_ADDR") (getenv "REMOTE_PORT")
(current-seconds) (current-milliseconds))))
0 symmetric-box-noncebytes))
(define (wrap-suspension sk)
(let* ((n (suspension-nonce))
(c ((symmetric-box (current-suspension-key))
(compress sk) (blob->u8vector/shared (string->blob n)))))
(base64-encode (string-append n c) #t)))
(define (unwrap-suspension sk)
(and-let* ((sk (condition-case (base64-decode sk) ((exn syntax) #f)))
((> (string-length sk) symmetric-box-noncebytes))
(n (substring/shared sk 0 symmetric-box-noncebytes))
(c (substring/shared sk symmetric-box-noncebytes))
(m ((symmetric-unbox (current-suspension-key))
c (blob->u8vector/shared (string->blob n)))))
(decompress m)))
(define-resource (suspended "suspended" sk parameters)
(cond
((unwrap-suspension sk)
=> (cut continuation-resume <> parameters))
(else
(make-error-response
|
| ︙ | ︙ |