Status with gpgme_op_verify in GPGME

[Marcus Brinkmann]

On Thu, Feb 21, 2002 at 02:40:10PM +0100, Laurent Cheylus wrote:
> But when I verify a signature and I have not the public key in my
> keyring, I have the status "GPGME_SIG_STAT_ERROR" instead of
> "GPGME_SIG_STAT_NOKEY". Is it a bug or I have not understood the status
> with "gpgme_op_verify" ;-(

Yes, that was a small thing missing in the implementation.  Could you please
try the following patch if that works for you?

Thanks,
Marcus

2002-02-25  Marcus Brinkmann  <marcus at g10code.de>
 
	* verify.c (_gpgme_verify_status_handler): Parse the args line to
	see if the problem is due to a missing key, and report that back
	to the user.

Index: verify.c
===================================================================
RCS file: /cvs/gnupg/gpgme/gpgme/verify.c,v
retrieving revision 1.21
diff -u -r1.21 verify.c
--- verify.c	2002/02/06 01:41:15	1.21
+++ verify.c	2002/02/25 18:49:00
@@ -191,9 +191,14 @@
       break;
 
     case STATUS_ERRSIG:
-      ctx->result.verify->status = GPGME_SIG_STAT_ERROR;
-      /* FIXME: Distinguish between a regular error and a missing key.
-	 This is encoded in the args.  */
+      /* The return code is the 6th argument, if it is 9, the problem
+	 is a missing key.  */
+      for (p = args, i = 0; p && i < 5; i++)
+	p = strchr (p, ' ');
+      if (p && *(++p) == '9' && *(++p) == '\0')
+	ctx->result.verify->status = GPGME_SIG_STAT_NOKEY;
+      else
+	ctx->result.verify->status = GPGME_SIG_STAT_ERROR;
       /* Store the keyID in the fpr field.  */
       p = ctx->result.verify->fpr;
       for (i = 0; i < DIM(ctx->result.verify->fpr)


-- 
`Rhubarb is no Egyptian god.' Debian http://www.debian.org brinkmd at debian.org
Marcus Brinkmann              GNU    http://www.gnu.org    marcus at gnu.org
Marcus.Brinkmann at ruhr-uni-bochum.de
http://www.marcus-brinkmann.de