add prototypes, describe krb5_keyblock_zero
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13258 ec53bebd-3082-4978-b11e-865c3cabbd6b
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@@ -31,7 +31,7 @@
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.\"
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.\" $Id$
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.\"
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.Dd July 22, 2003
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.Dd January 8, 2004
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.Dt KRB5_KEYBLOCK 3
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.Os HEIMDAL
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.Sh NAME
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@@ -39,7 +39,8 @@
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.Nm krb5_keyblock_get_enctype ,
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.Nm krb5_copy_keyblock_contents ,
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.Nm krb5_free_keyblock ,
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.Nm krb5_free_keyblock_contents
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.Nm krb5_free_keyblock_contents ,
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.Nm krb5_keyblock_zero
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.Nd Kerberos 5 key handling functions.
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.Sh LIBRARY
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Kerberos 5 Library (libkrb5, -lkrb5)
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@@ -57,6 +58,20 @@ Kerberos 5 Library (libkrb5, -lkrb5)
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.Fa "const krb5_keyblock *inblock"
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.Fa "krb5_keyblock *to"
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.Fc
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.Ft void
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.Fo krb5_free_keyblock
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.Fa "krb5_context context"
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.Fa "krb5_keyblock *keyblock"
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.Fc
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.Ft void
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.Fo krb5_free_keyblock_contents
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.Fa "krb5_context context"
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.Fa "krb5_keyblock *keyblock"
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.Fc
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.Ft void
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.Fo krb5_keyblock_zero
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.Fa "krb5_keyblock *keyblock"
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.Fc
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.Sh DESCRIPTION
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.Li krb5_keyblock
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holds the encryption key for a specific encryption type.
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@@ -80,6 +95,13 @@ free the content and the keyblock itself.
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.Pp
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.Fn krb5_free_keyblock_contents
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frees the content of the keyblock.
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.Pp
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.Fn krb5_keyblock_zero
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zeros out the keyblock to to make sure no keymaterial is in
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memory.
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Note that
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.Fn krb5_free_keyblock_contents
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also zeros out the memory.
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.\" .Sh EXAMPLES
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.Sh SEE ALSO
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.Xr krb5 3 ,
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