+ {
+ if (!first_header)
+ fputs (", ", stdout);
+ first_header = 0;
+
+ printf ("%s: %s",
+ json_quote_str (ctx_quote, name),
+ json_quote_str (ctx_quote, value));
+ }
+ }
+
+ talloc_free (ctx_quote);
+}
+
+static void
+show_part_content (GMimeObject *part, GMimeStream *stream_out)
+{
+ GMimeStream *stream_filter = NULL;
+ GMimeDataWrapper *wrapper;
+ const char *charset;
+
+ /* do nothing if this is a multipart */
+ if (GMIME_IS_MULTIPART (part) || GMIME_IS_MESSAGE_PART (part))
+ return;
+
+ charset = g_mime_object_get_content_type_parameter (part, "charset");
+
+ if (stream_out) {
+ stream_filter = g_mime_stream_filter_new (stream_out);
+ g_mime_stream_filter_add(GMIME_STREAM_FILTER (stream_filter),
+ g_mime_filter_crlf_new (FALSE, FALSE));
+ if (charset) {
+ GMimeFilter *charset_filter;
+ charset_filter = g_mime_filter_charset_new (charset, "UTF-8");
+ /* This result can be NULL for things like "unknown-8bit".
+ * Don't set a NULL filter as that makes GMime print
+ * annoying assertion-failure messages on stderr. */
+ if (charset_filter)
+ g_mime_stream_filter_add (GMIME_STREAM_FILTER (stream_filter),
+ charset_filter);
+ }
+ }
+
+ wrapper = g_mime_part_get_content_object (GMIME_PART (part));
+ if (wrapper && stream_filter)
+ g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
+ if (stream_filter)
+ g_object_unref(stream_filter);
+}
+
+static const char*
+signerstatustostring (GMimeSignerStatus x)
+{
+ switch (x) {
+ case GMIME_SIGNER_STATUS_NONE:
+ return "none";
+ case GMIME_SIGNER_STATUS_GOOD:
+ return "good";
+ case GMIME_SIGNER_STATUS_BAD:
+ return "bad";
+ case GMIME_SIGNER_STATUS_ERROR:
+ return "error";
+ }
+ return "unknown";
+}
+
+static void
+format_part_start_text (GMimeObject *part, int *part_count)
+{
+ GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (part);
+
+ if (disposition &&
+ strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
+ {
+ printf ("\fattachment{ ID: %d", *part_count);
+
+ } else {
+
+ printf ("\fpart{ ID: %d", *part_count);
+ }
+}
+
+static void
+format_part_content_text (GMimeObject *part)
+{
+ GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (part);
+ GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
+ GMimeStream *stream_stdout = g_mime_stream_file_new (stdout);
+
+ printf (", Content-type: %s\n", g_mime_content_type_to_string (content_type));
+
+ if (disposition &&
+ strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
+ {
+ const char *filename = g_mime_part_get_filename (GMIME_PART (part));
+ printf ("Attachment: %s (%s)\n", filename,
+ g_mime_content_type_to_string (content_type));
+ }
+
+ if (g_mime_content_type_is_type (content_type, "text", "*") &&
+ !g_mime_content_type_is_type (content_type, "text", "html"))
+ {
+ g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
+ show_part_content (part, stream_stdout);
+ g_object_unref(stream_stdout);
+ }
+ else if (g_mime_content_type_is_type (content_type, "multipart", "*") ||
+ g_mime_content_type_is_type (content_type, "message", "rfc822"))
+ {
+ /* Do nothing for multipart since its content will be printed
+ * when recursing. */
+ }
+ else
+ {
+ printf ("Non-text part: %s\n",
+ g_mime_content_type_to_string (content_type));
+ }
+}
+
+static void
+format_part_end_text (GMimeObject *part)
+{
+ GMimeContentDisposition *disposition;
+
+ disposition = g_mime_object_get_content_disposition (part);
+ if (disposition &&
+ strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
+ {
+ printf ("\fattachment}\n");
+ }
+ else
+ {
+ printf ("\fpart}\n");
+ }
+}
+
+static void
+format_part_start_json (unused (GMimeObject *part), int *part_count)
+{
+ printf ("{\"id\": %d", *part_count);
+}
+
+static void
+format_part_encstatus_json (int status)
+{
+ printf (", \"encstatus\": [{\"status\": ");
+ if (status) {
+ printf ("\"good\"");
+ } else {
+ printf ("\"bad\"");
+ }
+ printf ("}]");
+}
+
+static void
+format_part_sigstatus_json (const GMimeSignatureValidity* validity)
+{
+ printf (", \"sigstatus\": [");
+
+ if (!validity) {
+ printf ("]");
+ return;
+ }
+
+ const GMimeSigner *signer = g_mime_signature_validity_get_signers (validity);
+ int first = 1;
+ void *ctx_quote = talloc_new (NULL);
+
+ while (signer) {
+ if (first)
+ first = 0;
+ else
+ printf (", ");
+
+ printf ("{");
+
+ /* status */
+ printf ("\"status\": %s", json_quote_str (ctx_quote, signerstatustostring(signer->status)));
+
+ if (signer->status == GMIME_SIGNER_STATUS_GOOD)
+ {
+ if (signer->fingerprint)
+ printf (", \"fingerprint\": %s", json_quote_str (ctx_quote, signer->fingerprint));
+ /* these dates are seconds since the epoch; should we
+ * provide a more human-readable format string? */
+ if (signer->created)
+ printf (", \"created\": %d", (int) signer->created);
+ if (signer->expires)
+ printf (", \"expires\": %d", (int) signer->expires);
+ /* output user id only if validity is FULL or ULTIMATE. */
+ /* note that gmime is using the term "trust" here, which
+ * is WRONG. It's actually user id "validity". */
+ if ((signer->name) && (signer->trust)) {
+ if ((signer->trust == GMIME_SIGNER_TRUST_FULLY) || (signer->trust == GMIME_SIGNER_TRUST_ULTIMATE))
+ printf (", \"userid\": %s", json_quote_str (ctx_quote, signer->name));
+ }
+ } else {
+ if (signer->keyid)
+ printf (", \"keyid\": %s", json_quote_str (ctx_quote, signer->keyid));
+ }
+ if (signer->errors != GMIME_SIGNER_ERROR_NONE) {
+ printf (", \"errors\": %x", signer->errors);
+ }
+
+ printf ("}");
+ signer = signer->next;
+ }
+
+ printf ("]");
+
+ talloc_free (ctx_quote);
+}
+
+static void
+format_part_content_json (GMimeObject *part)
+{
+ GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
+ GMimeStream *stream_memory = g_mime_stream_mem_new ();
+ const char *cid = g_mime_object_get_content_id (part);
+ void *ctx = talloc_new (NULL);
+ GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (part);
+ GByteArray *part_content;
+
+ printf (", \"content-type\": %s",
+ json_quote_str (ctx, g_mime_content_type_to_string (content_type)));
+
+ if (cid != NULL)
+ printf(", \"content-id\": %s", json_quote_str (ctx, cid));
+
+ if (disposition &&
+ strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
+ {
+ const char *filename = g_mime_part_get_filename (GMIME_PART (part));
+
+ printf (", \"filename\": %s", json_quote_str (ctx, filename));