[gmime] base64 encode application/pkcs7-mime content

[Jeffrey Stedfast <fejj src gnome org>]

commit 7e0e284172f3f2b5f4b228ad435e4684f9784988
Author: Jeffrey Stedfast <fejj gnome org>
Date:   Sat Mar 11 12:22:44 2017 -0500

    base64 encode application/pkcs7-mime content

 gmime/gmime-application-pkcs7-mime.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/gmime/gmime-application-pkcs7-mime.c b/gmime/gmime-application-pkcs7-mime.c
index 0b087cb..78780e2 100644
--- a/gmime/gmime-application-pkcs7-mime.c
+++ b/gmime/gmime-application-pkcs7-mime.c
@@ -172,10 +172,11 @@ g_mime_application_pkcs7_mime_new (GMimeSecureMimeType type)
                break;
        }
        
-       g_mime_object_set_content_type (GMIME_OBJECT (pkcs7_mime), content_type);
+       g_mime_object_set_content_type ((GMimeObject *) pkcs7_mime, content_type);
        g_object_unref (content_type);
        
-       g_mime_part_set_filename (GMIME_PART (pkcs7_mime), name);
+       g_mime_part_set_filename ((GMimePart *) pkcs7_mime, name);
+       g_mime_part_set_content_encoding ((GMimePart *) pkcs7_mime, GMIME_CONTENT_ENCODING_BASE64);
        
        return pkcs7_mime;
 }
@@ -446,7 +447,7 @@ g_mime_application_pkcs7_mime_sign (GMimeObject *entity, const char *userid, GMi
        /* construct the application/pkcs7-mime part */
        pkcs7_mime = g_mime_application_pkcs7_mime_new (GMIME_SECURE_MIME_TYPE_SIGNED_DATA);
        content = g_mime_data_wrapper_new_with_stream (ciphertext, GMIME_CONTENT_ENCODING_DEFAULT);
-       g_mime_part_set_content (GMIME_PART (pkcs7_mime), content);
+       g_mime_part_set_content ((GMimePart *) pkcs7_mime, content);
        g_object_unref (ciphertext);
        g_object_unref (content);
        
@@ -488,7 +489,7 @@ g_mime_application_pkcs7_mime_verify (GMimeApplicationPkcs7Mime *pkcs7_mime, GMi
        }
        
        /* get the ciphertext stream */
-       content = g_mime_part_get_content (GMIME_PART (pkcs7_mime));
+       content = g_mime_part_get_content ((GMimePart *) pkcs7_mime);
        ciphertext = g_mime_stream_mem_new ();
        g_mime_data_wrapper_write_to_stream (content, ciphertext);
        g_mime_stream_reset (ciphertext);
@@ -496,7 +497,7 @@ g_mime_application_pkcs7_mime_verify (GMimeApplicationPkcs7Mime *pkcs7_mime, GMi
        stream = g_mime_stream_mem_new ();
        filtered_stream = g_mime_stream_filter_new (stream);
        crlf_filter = g_mime_filter_crlf_new (FALSE, FALSE);
-       g_mime_stream_filter_add (GMIME_STREAM_FILTER (filtered_stream), crlf_filter);
+       g_mime_stream_filter_add ((GMimeStreamFilter *) filtered_stream, crlf_filter);
        g_object_unref (crlf_filter);
        
        /* decrypt the content stream */