[PATCH v2 2/9] smime: Identify encrypted S/MIME parts during indexing

Subject:[PATCH v2 2/9] smime: Identify encrypted S/MIME parts during indexing

Date:Tue, 12 May 2020 18:29:32 -0400

To:Notmuch Mail

Cc:

From:Daniel Kahn Gillmor


We don't handle them correctly yet, but we can at least mark them as
being encrypted.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
---
 lib/index.cc       | 4 ++++
 test/T355-smime.sh | 1 -
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/index.cc b/lib/index.cc
index bbf13dc5..f029b334 100644
--- a/lib/index.cc
+++ b/lib/index.cc
@@ -654,6 +654,10 @@ _index_pkcs7_part (notmuch_message_t *message,
 		notmuch_message_add_property (message, "index.repaired", "skip-protected-headers-legacy-display");
 	}
 	_index_mime_part (message, indexopts, toindex, msg_crypto);
+    } else if (p7type == GMIME_SECURE_MIME_TYPE_ENVELOPED_DATA) {
+	_notmuch_message_add_term (message, "tag", "encrypted");
+	if (notmuch_indexopts_get_decrypt_policy (indexopts) != NOTMUCH_DECRYPT_FALSE)
+	    _notmuch_database_log (notmuch, "Cannot decrypt PKCS#7 envelopedData (S/MIME encrypted messages)\n");
     } else {
 	_notmuch_database_log (notmuch, "Cannot currently handle PKCS#7 smime-type '%s'\n",
 			       g_mime_object_get_content_type_parameter (part, "smime-type"));
diff --git a/test/T355-smime.sh b/test/T355-smime.sh
index a7eecedf..7c28282a 100755
--- a/test/T355-smime.sh
+++ b/test/T355-smime.sh
@@ -98,7 +98,6 @@ test_json_nodes <<<"$output" \
                 'crypto_uid:[0][0][0]["crypto"]["signed"]["status"][0]["userid"]="CN=Notmuch Test Suite"'
 
 test_begin_subtest "encrypted+signed message is known to be encrypted, but signature is unknown"
-test_subtest_known_broken
 output=$(notmuch search subject:"test encrypted message 001")
 test_expect_equal "$output" "thread:0000000000000002   2000-01-01 [1/1] Notmuch Test Suite; test encrypted message 001 (encrypted inbox)"
 
-- 
2.26.2

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