[PATCH 08/11] doc: document MACH_MSG_TYPE_PROTECTED_PAYLOAD

[Justus Winter]

* doc/mach.texi (Message Format): Document
MACH_MSG_TYPE_PROTECTED_PAYLOAD.
---
 doc/mach.texi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/doc/mach.texi b/doc/mach.texi
index 251c290..26bf0c6 100644
--- a/doc/mach.texi
+++ b/doc/mach.texi
@@ -1426,6 +1426,7 @@ types are predefined:
 @item MACH_MSG_TYPE_STRING
 @item MACH_MSG_TYPE_STRING_C
 @item MACH_MSG_TYPE_PORT_NAME
+@item MACH_MSG_TYPE_PROTECTED_PAYLOAD
 @end table
 
 The following predefined types specify port rights, and receive special
@@ -1444,6 +1445,11 @@ should be used in preference to 
@code{MACH_MSG_TYPE_INTEGER_32}.
 @item MACH_MSG_TYPE_MAKE_SEND_ONCE
 @end table
 
+The type @code{MACH_MSG_TYPE_PROTECTED_PAYLOAD} is used by the kernel
+to indicate that a delivered message carries a payload in the
+@code{msgh_protected_payload} field.  See @ref{Message Receive} for
+more information.
+
 @item msgt_size : 8
 The @code{msgt_size} field specifies the size of each datum, in bits.  For
 example, the msgt_size of @code{MACH_MSG_TYPE_INTEGER_32} data is 32.
-- 
1.8.5.2