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-rw-r--r--guix/scripts/authenticate.scm8
-rw-r--r--tests/guix-authenticate.sh9
2 files changed, 14 insertions, 3 deletions
diff --git a/guix/scripts/authenticate.scm b/guix/scripts/authenticate.scm
index 0bac13edee..45f62f6ebc 100644
--- a/guix/scripts/authenticate.scm
+++ b/guix/scripts/authenticate.scm
@@ -31,6 +31,7 @@
#:use-module (ice-9 rdelim)
#:use-module (ice-9 match)
#:use-module (ice-9 vlist)
+ #:use-module (ice-9 iconv)
#:export (guix-authenticate))
;;; Commentary:
@@ -122,8 +123,9 @@ by colon, followed by the given number of characters."
(reverse result))
(else
(let* ((len (string->number (read-delimited ":" port)))
- (str (utf8->string
- (get-bytevector-n port len))))
+ (str (bytevector->string
+ (get-bytevector-n port len)
+ "ISO-8859-1" 'error)))
(loop (cons str result))))))))))
(define-syntax define-enumerate-type ;TODO: factorize
@@ -150,7 +152,7 @@ by colon, followed by the given number of characters."
(define (send-reply code str)
;; Send CODE and STR as a reply to our client.
- (let ((bv (string->utf8 str)))
+ (let ((bv (string->bytevector str "ISO-8859-1" 'error)))
(format #t "~a ~a:" code (bytevector-length bv))
(put-bytevector (current-output-port) bv)
(force-output (current-output-port))))
diff --git a/tests/guix-authenticate.sh b/tests/guix-authenticate.sh
index f3b36ee41d..3a05b232c1 100644
--- a/tests/guix-authenticate.sh
+++ b/tests/guix-authenticate.sh
@@ -61,6 +61,15 @@ sed -i "$sig" \
code="$(echo "verify $(cat $sig)" | guix authenticate | cut -f1 -d ' ')"
test "$code" -ne 0
+# Make sure byte strings are correctly encoded. The hash string below is
+# "café" repeated 8 times. Libgcrypt would normally choose to write it as a
+# string rather than a hex sequence. We want that string to be Latin-1
+# encoded independently of the current locale: <https://bugs.gnu.org/43421>.
+hash="636166e9636166e9636166e9636166e9636166e9636166e9636166e9636166e9"
+latin1_cafe="caf$(printf '\351')"
+echo "sign 21:tests/signing-key.sec 64:$hash" | guix authenticate \
+ | LC_ALL=C grep "hash sha256 \"$latin1_cafe"
+
# Test for <http://bugs.gnu.org/17312>: make sure 'guix authenticate' produces
# valid signatures when run in the C locale.
hash="5eff0b55c9c5f5e87b4e34cd60a2d5654ca1eb78c7b3c67c3179fed1cff07b4c"