gpg: Report BEGIN_* status before examining the input.

* common/miscellaneous.c (is_openpgp_compressed_packet)
(is_file_compressed): Moved to ...
* common/iobuf.c: ... in this file.
(is_file_compressed): Change the argument to INP, the iobuf.
* common/util.h (is_file_compressed): Remove.
* common/iobuf.h (is_file_compressed): Add.
* g10/cipher-aead.c (write_header): Don't call write_status_printf
here.
(cipher_filter_aead): Call write_status_printf when called with
IOBUFCTRL_INIT.
* g10/cipher-cfb.c (write_header): Don't call write_status_printf
here.
(cipher_filter_cfb): Call write_status_printf when called with
IOBUFCTRL_INIT.
* g10/encrypt.c (encrypt_simple): Use new is_file_compressed function,
after call of iobuf_push_filter.
(encrypt_crypt): Likewise.
* g10/sign.c (sign_file): Likewise.

--

GnuPG-bug-id: 6481
Signed-off-by: NIIBE Yutaka <[email protected]>

1 files changed, 6 insertions, 3 deletions

diff --git a/g10/cipher-cfb.c b/g10/cipher-cfb.c
index 3ba8eb738..29bf2477c 100644
--- a/g10/cipher-cfb.c
+++ b/g10/cipher-cfb.c
@@ -72,9 +72,6 @@ write_header (cipher_filter_context_t *cfx, iobuf_t a)
       log_info (_("Hint: Do not use option %s\n"), "--rfc2440");
     }
 
-  write_status_printf (STATUS_BEGIN_ENCRYPTION, "%d %d",
-                       ed.mdc_method, cfx->dek->algo);
-
   init_packet (&pkt);
   pkt.pkttype = cfx->dek->use_mdc? PKT_ENCRYPTED_MDC : PKT_ENCRYPTED;
   pkt.pkt.encrypted = &ed;
@@ -182,6 +179,12 @@ cipher_filter_cfb (void *opaque, int control,
     {
       mem2str (buf, "cipher_filter_cfb", *ret_len);
     }
+  else if (control == IOBUFCTRL_INIT)
+    {
+      write_status_printf (STATUS_BEGIN_ENCRYPTION, "%d %d",
+                           cfx->dek->use_mdc ? DIGEST_ALGO_SHA1 : 0,
+                           cfx->dek->algo);
+    }
 
   return rc;
 }