[PATCH] mime-node: be clearer about decryption

[Daniel Kahn Gillmor]

Part 0 of a multipart/encrypted object is
GMIME_MULTIPART_ENCRYPTED_VERSION; part 1 is
GMIME_MULTIPART_ENCRYPTED_CONTENT.  Using the name for what we want
describes our intent more clearly than using a magic number in the
code.

Signed-off-by: Daniel Kahn Gillmor <dkg at fifthhorseman.net>
---
 mime-node.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mime-node.c b/mime-node.c
index 3492bcd0..a93cbb31 100644
--- a/mime-node.c
+++ b/mime-node.c
@@ -339,7 +339,7 @@ mime_node_child (mime_node_t *parent, int child)
 	return NULL;
 
     if (GMIME_IS_MULTIPART (parent->part)) {
-	if (child == 1 && parent->decrypted_child)
+	if (child == GMIME_MULTIPART_ENCRYPTED_CONTENT && parent->decrypted_child)
 	    sub = parent->decrypted_child;
 	else
 	    sub = g_mime_multipart_get_part
-- 
2.20.1