Add offline mode support for CMS keylisting

* doc/gpgme.texi: Document offline mode.
* src/context.h (gpgme_context): Add offline.
* src/engine-backend.h (keylist, keylist_ext): Add engine_flags.
* src/engine.c, src/engine.h (_gpgme_engine_op_keylist): Ditto.
  (_gpgme_engine_op_keylist_ext): Ditto.
* src/engine.h (GPGME_ENGINE_FLAG_OFFLINE): New.
* src/engine-gpg.c (gpg_keylist, gpg_keylist_ext): Ditto.
* src/engine-gpgsm.c (gpgsm_keylist): Handle engine_flags.
  (gpgsm_keylist_ext): Ditto.
* src/gpgme.c (gpgme_set_offline, gpgme_get_offline): New.
* src/gpgme.def (gpgme_set_offline, gpgme_get_offline): New.
* src/gpgme.h.in (gpgme_set_offline, gpgme_get_offline): New.
* src/libgpgme.vers (gpgme_set_offline, gpgme_get_offline): New.
* src/keylist.c (gpgme_op_keylist_start): Set offline flag.
  (gpgme_op_keylist_ext_start): Ditto.
* tests/run-keylist.c (show_usage, main): Add offline argument.

--
The offline engine option was introduced with gpgsm 2.1.6
it is mainly useful for a full keylisting that includes
the certificate validation but does not depend on external
information that could take an indefinite amount of time to
collect.

Signed-off-by: Andre Heinecke <[email protected]>

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/run-keylist.c b/tests/run-keylist.c
index 07c6fa18..8abdf43d 100644
--- a/tests/run-keylist.c
+++ b/tests/run-keylist.c
@@ -53,6 +53,7 @@ show_usage (int ex)
          "  --ephemeral      use GPGME_KEYLIST_MODE_EPHEMERAL\n"
          "  --validate       use GPGME_KEYLIST_MODE_VALIDATE\n"
          "  --import         import all keys\n"
+         "  --offline        use offline mode\n"
          , stderr);
   exit (ex);
 }
@@ -72,6 +73,7 @@ main (int argc, char **argv)
   int keyidx = 0;
   gpgme_protocol_t protocol = GPGME_PROTOCOL_OpenPGP;
   int only_secret = 0;
+  int offline = 0;
 
   if (argc)
     { argc--; argv++; }
@@ -141,6 +143,11 @@ main (int argc, char **argv)
           import = 1;
           argc--; argv++;
         }
+      else if (!strcmp (*argv, "--offline"))
+        {
+          offline = 1;
+          argc--; argv++;
+        }
       else if (!strncmp (*argv, "--", 2))
         show_usage (1);
 
@@ -157,6 +164,8 @@ main (int argc, char **argv)
 
   gpgme_set_keylist_mode (ctx, mode);
 
+  gpgme_set_offline (ctx, offline);
+
   err = gpgme_op_keylist_start (ctx, argc? argv[0]:NULL, only_secret);
   fail_if_err (err);