From 7659d42468b604db2936b021425683f407eba4a7 Mon Sep 17 00:00:00 2001 From: Werner Koch Date: Tue, 15 Nov 2016 10:29:48 +0100 Subject: core: Implement context flag "override-session-key". * src/gpgme.c (gpgme_set_ctx_flag): Add flags "export-session-key" and "override-session-key". (gpgme_get_ctx_flag): Ditto. (gpgme_set_export_session_keys): Remove. (gpgme_get_export_session_keys): Remove. * src/gpgme.def, src/libgpgme.vers: Remove them. * src/context.h (struct gpgme_context): Add field override_session_key. * src/decrypt-verify.c (decrypt_verify_start): Pass override_session_key value to the engine. * src/decrypt.c (decrypt_start): Ditto. * src/engine.c (_gpgme_engine_op_decrypt): Ditto. (_gpgme_engine_op_decrypt_verify): Ditto. * src/engine-backend.h (struct engine_ops): Extend DECRYPT and DECRYPT_VERIFY_START with override_session_key. * src/engine-uiserver.c (_uiserver_decrypt): Add stub arg override_session_key. (uiserver_decrypt): Ditto. (uiserver_decrypt_verify): Ditto. * src/engine-gpgsm.c (gpgsm_decrypt): Ditto. * src/engine-gpg.c (gpg_decrypt): Add arg override_session_key and set corresponding gpg option. * tests/run-decrypt.c (print_result): Print the session key if available. (main): Add options --export-session-key and --override-session-key. -- To keep the number of context manipulation functions at bay, this patches removes the just added gpgme_set_export_session_keys and gpgme_get_export_session_keys by flags for the generic context function. The patch also implements the --override-session-key feature. GnuPG-bug-id: 2754 Signed-off-by: Werner Koch --- src/engine-gpg.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'src/engine-gpg.c') diff --git a/src/engine-gpg.c b/src/engine-gpg.c index 0e43c248..21ed5bc3 100644 --- a/src/engine-gpg.c +++ b/src/engine-gpg.c @@ -1550,7 +1550,8 @@ add_input_size_hint (engine_gpg_t gpg, gpgme_data_t data) static gpgme_error_t -gpg_decrypt (void *engine, gpgme_data_t ciph, gpgme_data_t plain, int export_session_key) +gpg_decrypt (void *engine, gpgme_data_t ciph, gpgme_data_t plain, + int export_session_key, const char *override_session_key) { engine_gpg_t gpg = engine; gpgme_error_t err; @@ -1560,6 +1561,13 @@ gpg_decrypt (void *engine, gpgme_data_t ciph, gpgme_data_t plain, int export_ses if (!err && export_session_key) err = add_arg (gpg, "--show-session-key"); + if (!err && override_session_key && *override_session_key) + { + err = add_arg (gpg, "--override-session-key"); + if (!err) + err = add_arg (gpg, override_session_key); + } + /* Tell the gpg object about the data. */ if (!err) err = add_arg (gpg, "--output"); -- cgit v1.2.3