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authorLudovic Courtès <ludo@gnu.org>2014-04-22 01:36:31 +0200
committerLudovic Courtès <ludo@gnu.org>2014-04-22 01:39:31 +0200
commit6030d8493e13af81be63c3cee530d44b4dff1ad6 (patch)
tree2d0760d036839dd31647d35517c80040be4fabcb /guix/pk-crypto.scm
parent50db7d82b3f3ab8ec382132b06a1400c0044b89e (diff)
downloadgnu-guix-6030d8493e13af81be63c3cee530d44b4dff1ad6.tar
gnu-guix-6030d8493e13af81be63c3cee530d44b4dff1ad6.tar.gz
pk-crypto: Use ISO-8859-1 for strings passed to 'gcry_sexp_new'.
* guix/pk-crypto.scm (string->canonical-sexp): Pass "ISO-8859-1" as the 2nd argument to 'string->pointer'. * tests/pk-crypto.scm ("version"): New test. ("hash corrupt due to restrictive locale encoding"): New test.
Diffstat (limited to 'guix/pk-crypto.scm')
-rw-r--r--guix/pk-crypto.scm7
1 files changed, 6 insertions, 1 deletions
diff --git a/guix/pk-crypto.scm b/guix/pk-crypto.scm
index 481d3f2463..351bf929c5 100644
--- a/guix/pk-crypto.scm
+++ b/guix/pk-crypto.scm
@@ -134,8 +134,13 @@ thrown along with 'gcry-error'."
(proc (pointer->procedure int ptr `(* * ,size_t ,int))))
(lambda (str)
"Parse STR and return the corresponding gcrypt s-expression."
+
+ ;; When STR comes from 'canonical-sexp->string', it may contain
+ ;; characters that are really meant to be interpreted as bytes as in a C
+ ;; 'char *'. Thus, convert STR to ISO-8859-1 so the byte values of the
+ ;; characters are preserved.
(let* ((sexp (bytevector->pointer (make-bytevector (sizeof '*))))
- (err (proc sexp (string->pointer str) 0 1)))
+ (err (proc sexp (string->pointer str "ISO-8859-1") 0 1)))
(if (= 0 err)
(pointer->canonical-sexp (dereference-pointer sexp))
(throw 'gcry-error err))))))