gpg,sm: Set confidential in assuan communication for password.

* g10/call-agent.c (default_inq_cb): Call assuan_begin_confidential
and assuan_end_confidential.
* sm/call-agent.c (default_inq_cb): Likewise.

--

Cherry pick from master commit of:
	ec1446f9446506b5fbdf90cdeb9cbe1f410a657e

GnuPG-bug-id: 6654
Signed-off-by: NIIBE Yutaka <[email protected]>

2 files changed, 4 insertions, 0 deletions

diff --git a/g10/call-agent.c b/g10/call-agent.c
index eea0014c8..e6d142c62 100644
--- a/g10/call-agent.c
+++ b/g10/call-agent.c
@@ -149,6 +149,7 @@ default_inq_cb (void *opaque, const char *line)
             || has_leading_keyword (line, "NEW_PASSPHRASE"))
            && opt.pinentry_mode == PINENTRY_MODE_LOOPBACK)
     {
+      assuan_begin_confidential (parm->ctx);
       if (have_static_passphrase ())
         {
           const char *s = get_static_passphrase ();
@@ -175,6 +176,7 @@ default_inq_cb (void *opaque, const char *line)
             err = assuan_send_data (parm->ctx, pw, strlen (pw));
           xfree (pw);
         }
+      assuan_end_confidential (parm->ctx);
     }
   else
     log_debug ("ignoring gpg-agent inquiry '%s'\n", line);
diff --git a/sm/call-agent.c b/sm/call-agent.c
index 5cbaf33b0..c4afd27d7 100644
--- a/sm/call-agent.c
+++ b/sm/call-agent.c
@@ -246,7 +246,9 @@ default_inq_cb (void *opaque, const char *line)
            && have_static_passphrase ())
     {
       const char *s = get_static_passphrase ();
+      assuan_begin_confidential (parm->ctx);
       err = assuan_send_data (parm->ctx, s, strlen (s));
+      assuan_end_confidential (parm->ctx);
     }
   else
     log_error ("ignoring gpg-agent inquiry '%s'\n", line);