rust/pv*: Add support for CCK update

The ultravisor supports a new secret type in `add-secret` to update
the customer communication key (CCK). Support this new secret
type (0x16).

[seiden@linux.ibm.com: Constify CCK Header struct usage]
Acked-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Reviewed-by: Steffen Eiden <seiden@linux.ibm.com>
Signed-off-by: Jakob Naucke <naucke@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>

rust/pvsecret/man/pvsecret-create-update-cck.1

@@ -0,0 +1,35 @@
+.\" Copyright 2025 IBM Corp.
+.\" s390-tools is free software; you can redistribute it and/or modify
+.\" it under the terms of the MIT license. See LICENSE for details.
+.\"
+
+.TH "PVSECRET-CREATE-UPDATE-CCK" "1" "2025-02-19" "s390-tools" "UV-Secret Manual"
+.nh
+.ad l
+.SH NAME
+pvsecret-create-update-cck \- Update customer communication key.
+.SH SYNOPSIS
+.nf
+.fam C
+pvsecret create update-cck [OPTIONS] \-\-secret <CCK\-FILE>
+.fam C
+.fi
+.SH DESCRIPTION
+Insert a customer communication key into a guest.
+.SH OPTIONS
+.PP
+\-\-secret <CCK\-FILE>
+.RS 4
+Use CCK\-FILE as new CCK
+.RE
+.RE
+.PP
+\-h, \-\-help
+.RS 4
+Print help (see a summary with \fB\-h\fR).
+.RE
+.RE
+
+.SH "SEE ALSO"
+.sp
+\fBpvsecret\fR(1) \fBpvsecret-create\fR(1)

rust/pvsecret/man/pvsecret-create.1

@@ -3,7 +3,7 @@
 .\" it under the terms of the MIT license. See LICENSE for details.
 .\"
 
-.TH "PVSECRET-CREATE" "1" "2024-12-19" "s390-tools" "UV-Secret Manual"
+.TH "PVSECRET-CREATE" "1" "2025-04-25" "s390-tools" "UV-Secret Manual"
 .nh
 .ad l
 .SH NAME
@@ -47,6 +47,11 @@ Create an association secret
 Create a retrievable secret
 .RE
 
+\fBpvsecret create-update-cck(1)\fR
+.RS 4
+Update customer communication key
+.RE
+
 .SH OPTIONS
 .PP
 \-k, \-\-host\-key\-document <FILE>