* certpath.c (find_up): Try to retrieve an issuer key from an
external source and from the ephemeral key DB.
(find_up_store_certs_cb): New.
* keydb.c (keydb_set_ephemeral): Does now return the old
state. Call the backend only when required.
* call-dirmngr.c (start_dirmngr): Use GNUPG_DEFAULT_DIRMNGR.
(lookup_status_cb): Issue status only when CTRL is not NULL.
(gpgsm_dirmngr_lookup): Document that CTRL is optional.
* call-agent.c (start_agent): Use GNUPG_DEFAULT_AGENT.
* certpath.c (gpgsm_validate_path): Use it here instead of the
debug flag hack.
* certpath.c (check_cert_policy): Return No_Policy_Match if the
policy file could not be opened.
certificate with the required key usage.
* gpgsm.c (main): Fixed a segv when using --outfile without an
argument.
* keylist.c (print_capabilities): Also check for non-repudiation
and data encipherment.
* certlist.c (cert_usage_p): Test for signing and encryption was
swapped. Add a case for certification usage, handle
non-repudiation and data encipherment.
(gpgsm_cert_use_cert_p): New.
(gpgsm_add_to_certlist): Added a CTRL argument and changed all
callers to pass it.
* certpath.c (gpgsm_validate_path): Use it here to print a status
message. Added a CTRL argument and changed all callers to pass it.
* decrypt.c (gpgsm_decrypt): Print a status message for wrong key
usage.
* verify.c (gpgsm_verify): Ditto.
* keydb.c (classify_user_id): Allow a colon delimited fingerprint.
(gpgsm_sign): Implemented normal (non-detached) signatures.
* gpgsm.c (main): Ditto.
* certpath.c (gpgsm_validate_path): Special error handling for
no policy match.
* configure.ac (NEED_LIBKSBA_VERSION): We need 0.4.3 now.
(gpgsm_validate_path): And call it from here.
* gpgsm.c (main): New options --policy-file,
--disable-policy-checks and --enable-policy-checks.
* gpgsm.h (opt): Added policy_file, no_policy_checks.
storing it.
* certpath.c (gpgsm_basic_cert_check): New.
* keydb.c (keydb_store_cert): New.
* import.c (store_cert): Removed and change all caller to use
the new function.
* verify.c (store_cert): Ditto.
* certlist.c (gpgsm_add_to_certlist): Validate the path
* certpath.c (gpgsm_validate_path): Check the trust list.
* call-agent.c (gpgsm_agent_istrusted): New.
