lib-mail: Added message_header_line_write()

dovecot · Jan 18, 2016 · d45a4c7 · d45a4c7
1 parent 5c7c62f
commit d45a4c7
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Showing 2 changed files with 20 additions and 0 deletions.
diff --git a/src/lib-mail/message-header-parser.c b/src/lib-mail/message-header-parser.c
@@ -394,3 +394,18 @@ void message_parse_header(struct istream *input, struct message_size *hdr_size,
 	/* call after the final skipping */
 	callback(NULL, context);
 }
+
+void message_header_line_write(buffer_t *output,
+			       const struct message_header_line *hdr)
+{
+	if (!hdr->continued) {
+		buffer_append(output, hdr->name, strlen(hdr->name));
+		buffer_append(output, hdr->middle, hdr->middle_len);
+	}
+	buffer_append(output, hdr->value, hdr->value_len);
+	if (!hdr->no_newline) {
+		if (hdr->crlf_newline)
+			buffer_append_c(output, '\r');
+		buffer_append_c(output, '\n');
+	}
+}
diff --git a/src/lib-mail/message-header-parser.h b/src/lib-mail/message-header-parser.h
@@ -69,4 +69,9 @@ void message_parse_header(struct istream *input, struct message_size *hdr_size,
 			struct message_header_line *hdr, typeof(context))), \
  		(message_header_callback_t *)callback, context)
 
+/* Write the header line to buffer exactly as it was read, including the
+   newline. */
+void message_header_line_write(buffer_t *output,
+			       const struct message_header_line *hdr);
+
 #endif