dirmngr: Add per-session verify callback to http.c
* dirmngr/http.h (http_verify_cb_t): New type. * dirmngr/http.c (http_session_s): Add fields flags, verify_cb, and verify_cb_value. (http_session_new): Remove arg tls_priority. Add args verify_cb and verify-cb_value. Store them in the session object. (send_request): Use per-session verify callback. (http_verify_server_credentials) [HTTP_USE_NTBTLS]: Return GPG_ERR_NOT_IMPLEMENTED. * dirmngr/ks-engine-hkp.c (send_request): Adjust for changed http_session_new. * dirmngr/ks-engine-http.c (ks_http_fetch): Ditto. * dirmngr/t-http.c (main): Ditto. * dirmngr/server.c (do_get_cert_local): Replace xmalloc by malloc.
- Signed-off-by: Werner Koch <wk@gnupg.org>