From 88a121f81ef03d3993ec0d9992a3ea49ad2df05b Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Tue, 26 Jan 2016 17:00:49 -0800
Subject: [PATCH] GUAC-1452: Write required header/footer.

---
 src/terminal/typescript.c |  8 ++++++++
 src/terminal/typescript.h | 12 ++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/terminal/typescript.c b/src/terminal/typescript.c
index ce4566dc..4fff71ee 100644
--- a/src/terminal/typescript.c
+++ b/src/terminal/typescript.c
@@ -64,6 +64,10 @@ guac_terminal_typescript* guac_terminal_typescript_alloc(const char* path,
     typescript->timing_fd = timing_fd;
     typescript->length = 0;
 
+    /* Write header */
+    guac_common_write(data_fd, GUAC_TERMINAL_TYPESCRIPT_HEADER,
+            sizeof(GUAC_TERMINAL_TYPESCRIPT_HEADER) - 1);
+
     return typescript;
 
 }
@@ -100,6 +104,10 @@ void guac_terminal_typescript_free(guac_terminal_typescript* typescript) {
     /* Flush any pending data */
     guac_terminal_typescript_flush(typescript);
 
+    /* Write footer */
+    guac_common_write(typescript->data_fd, GUAC_TERMINAL_TYPESCRIPT_FOOTER,
+            sizeof(GUAC_TERMINAL_TYPESCRIPT_FOOTER) - 1);
+
     /* Close file descriptors */
     close(typescript->data_fd);
     close(typescript->timing_fd);
diff --git a/src/terminal/typescript.h b/src/terminal/typescript.h
index aaa56e38..c62e6354 100644
--- a/src/terminal/typescript.h
+++ b/src/terminal/typescript.h
@@ -26,6 +26,18 @@
 
 #include "config.h"
 
+/**
+ * A NULL-terminated string of raw bytes which should be written at the
+ * beginning of any typescript.
+ */
+#define GUAC_TERMINAL_TYPESCRIPT_HEADER "[BEGIN TYPESCRIPT]\n"
+
+/**
+ * A NULL-terminated string of raw bytes which should be written at the
+ * end of any typescript.
+ */
+#define GUAC_TERMINAL_TYPESCRIPT_FOOTER "\n[END TYPESCRIPT]\n"
+
 /**
  * An active typescript, consisting of a data file (raw terminal output) and
  * timing file (related timestamps and byte counts).