core: New function gpgme_op_setexpire.

* src/gpgme.h.in (gpgme_op_setexpire_start, gpgme_op_setexpire): New.
* src/libgpgme.vers, src/gpgme.def: Add new functions.
* src/genkey.c (setexpire): New.
(gpgme_op_setexpire_start, gpgme_op_setexpire): New.
* src/engine.h, src/engine.c: (_gpgme_engine_op_setexpire): New.
* src/engine-backend.h (engine_ops): Add 'setexpire' and adjust all
engine initializers.
* src/engine-gpg.c (gpg_setexpire): New.
(_gpgme_engine_ops_gpg): Set setexpire to gpg_setexpire.
* doc/gpgme.texi: Document new functions.
* tests/run-genkey.c: Add option --setexpire.
--

This extends GPGME to support the --quick-set-expire command
added by GnuPG 2.1.22. This allows changing subkeys expiry
date without going through the editinteractor interface.

Co-authored-by: Andre Heinecke <[email protected]>
GnuPG-bug-id: 4999

1 files changed, 14 insertions, 0 deletions

diff --git a/src/engine.c b/src/engine.c
index ded2f4d1..aeb30c67 100644
--- a/src/engine.c
+++ b/src/engine.c
@@ -1128,3 +1128,17 @@ _gpgme_engine_op_spawn (engine_t engine,
   return (*engine->ops->opspawn) (engine->engine, file, argv,
                                   datain, dataout, dataerr, flags);
 }
+
+gpgme_error_t
+_gpgme_engine_op_setexpire (engine_t engine, gpgme_key_t key,
+                            unsigned long expires, const char *subfprs,
+                            unsigned int reserved)
+{
+  if (!engine)
+    return gpg_error (GPG_ERR_INV_VALUE);
+
+  if (!engine->ops->setexpire)
+    return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
+
+  return (*engine->ops->setexpire) (engine->engine, key, expires, subfprs, reserved);
+}