diff options
Diffstat (limited to 'guix/pk-crypto.scm')
| -rw-r--r-- | guix/pk-crypto.scm | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/guix/pk-crypto.scm b/guix/pk-crypto.scm index 481d3f2463..71104128c1 100644 --- a/guix/pk-crypto.scm +++ b/guix/pk-crypto.scm @@ -134,11 +134,16 @@ 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)))))) + (throw 'gcry-error 'string->canonical-sexp err)))))) (define-syntax GCRYSEXP_FMT_ADVANCED (identifier-syntax 3)) @@ -291,7 +296,7 @@ is 'private-key'.)" (canonical-sexp->pointer secret-key)))) (if (= 0 err) (pointer->canonical-sexp (dereference-pointer sig)) - (throw 'gry-error err)))))) + (throw 'gcry-error 'sign err)))))) (define verify (let* ((ptr (libgcrypt-func "gcry_pk_verify")) @@ -313,7 +318,7 @@ s-expression like: (genkey (rsa (nbits 4:2048)))." (err (proc key (canonical-sexp->pointer params)))) (if (zero? err) (pointer->canonical-sexp (dereference-pointer key)) - (throw 'gcry-error err)))))) + (throw 'gcry-error 'generate-key err)))))) (define find-sexp-token (let* ((ptr (libgcrypt-func "gcry_sexp_find_token")) @@ -398,4 +403,13 @@ use pattern matching." (write sexp))))) +(define (gcrypt-error-printer port key args default-printer) + "Print the gcrypt error specified by ARGS." + (match args + ((proc err) + (format port "In procedure ~a: ~a: ~a" + proc (error-source err) (error-string err))))) + +(set-exception-printer! 'gcry-error gcrypt-error-printer) + ;;; pk-crypto.scm ends here |