6 files changed, 116 insertions, 3 deletions
diff --git a/doc/man/libkeccak_state_destroy.3 b/doc/man/libkeccak_state_destroy.3
index 9ea81fa..d3ec35f 100644
--- a/doc/man/libkeccak_state_destroy.3
+++ b/doc/man/libkeccak_state_destroy.3
@@ -30,7 +30,8 @@ function cannot fail.
 .SH SEE ALSO
 .BR libkeccak_state_fast_destroy (3),
 .BR libkeccak_state_initialise (3),
-.BR libkeccak_state_reset (3)
+.BR libkeccak_state_reset (3),
+.BR libkeccak_state_wipe (3)
 .SH AUTHORS
 Principal author, Mattias Andrée.  See the LICENSE file for the full
 list of authors.
diff --git a/doc/man/libkeccak_state_fast_destroy.3 b/doc/man/libkeccak_state_fast_destroy.3
index 230e703..3f7964e 100644
--- a/doc/man/libkeccak_state_fast_destroy.3
+++ b/doc/man/libkeccak_state_fast_destroy.3
@@ -30,7 +30,8 @@ function cannot fail.
 .SH SEE ALSO
 .BR libkeccak_state_destroy (3),
 .BR libkeccak_state_initialise (3),
-.BR libkeccak_state_reset (3)
+.BR libkeccak_state_reset (3),
+.BR libkeccak_state_wipe (3)
 .SH AUTHORS
 Principal author, Mattias Andrée.  See the LICENSE file for the full
 list of authors.
diff --git a/doc/man/libkeccak_state_reset.3 b/doc/man/libkeccak_state_reset.3
index 1bcf8b3..51c4a13 100644
--- a/doc/man/libkeccak_state_reset.3
+++ b/doc/man/libkeccak_state_reset.3
@@ -26,7 +26,8 @@ function cannot fail.
 .SH SEE ALSO
 .BR libkeccak_state_initialise (3),
 .BR libkeccak_state_destroy (3),
-.BR libkeccak_state_fast_destroy (3)
+.BR libkeccak_state_fast_destroy (3),
+.BR libkeccak_state_wipe (3)
 .SH AUTHORS
 Principal author, Mattias Andrée.  See the LICENSE file for the full
 list of authors.
diff --git a/doc/man/libkeccak_state_wipe.3 b/doc/man/libkeccak_state_wipe.3
new file mode 100644
index 0000000..aca7fdb
--- /dev/null
+++ b/doc/man/libkeccak_state_wipe.3
@@ -0,0 +1,38 @@
+.TH LIBKECCAK_STATE_WIPE 3 LIBKECCAK-%VERSION%
+.SH NAME
+libkeccak_state_wipe - Securely erase sensitive data
+.SH SYNOPSIS
+.LP
+.nf
+#include <libkeccak.h>
+.P
+void libkeccak_state_wipe(libkeccak_state_t *\fIstate\fP);
+.fi
+.P
+Link with \fI-lkeccak\fP.
+.SH DESCRIPTION
+The
+.BR libkeccak_state_wipe ()
+function securely erases data that may be
+sensitive: the state of the Keccak sponge,
+and the message chunk buffer.
+.SH RETURN VALUES
+The
+.BR libkeccak_state_wipe ()
+function does not return any value.
+.SH ERRORS
+The
+.BR libkeccak_state_wipe ()
+function cannot fail.
+.SH SEE ALSO
+.BR libkeccak_state_wipe_message (3),
+.BR libkeccak_state_wipe_sponge (3),
+.BR libkeccak_state_fast_destroy (3),
+.BR libkeccak_state_destroy (3),
+.BR libkeccak_state_reset (3)
+.SH AUTHORS
+Principal author, Mattias Andrée.  See the LICENSE file for the full
+list of authors.
+.SH BUGS
+Please report bugs to https://github.com/maandree/libkeccak/issues or to
+maandree@member.fsf.org
diff --git a/doc/man/libkeccak_state_wipe_message.3 b/doc/man/libkeccak_state_wipe_message.3
new file mode 100644
index 0000000..98429f0
--- /dev/null
+++ b/doc/man/libkeccak_state_wipe_message.3
@@ -0,0 +1,36 @@
+.TH LIBKECCAK_STATE_WIPE_MESSAGE 3 LIBKECCAK-%VERSION%
+.SH NAME
+libkeccak_state_wipe_message - Securely erase the message chunk buffer
+.SH SYNOPSIS
+.LP
+.nf
+#include <libkeccak.h>
+.P
+void libkeccak_state_wipe_message(libkeccak_state_t *\fIstate\fP);
+.fi
+.P
+Link with \fI-lkeccak\fP.
+.SH DESCRIPTION
+The
+.BR libkeccak_state_wipe_message ()
+function securely erases the message chunk buffer.
+.SH RETURN VALUES
+The
+.BR libkeccak_state_wipe_message ()
+function does not return any value.
+.SH ERRORS
+The
+.BR libkeccak_state_wipe_message ()
+function cannot fail.
+.SH SEE ALSO
+.BR libkeccak_state_wipe_sponge (3),
+.BR libkeccak_state_wipe (3),
+.BR libkeccak_state_fast_destroy (3),
+.BR libkeccak_state_destroy (3),
+.BR libkeccak_state_reset (3)
+.SH AUTHORS
+Principal author, Mattias Andrée.  See the LICENSE file for the full
+list of authors.
+.SH BUGS
+Please report bugs to https://github.com/maandree/libkeccak/issues or to
+maandree@member.fsf.org
diff --git a/doc/man/libkeccak_state_wipe_sponge.3 b/doc/man/libkeccak_state_wipe_sponge.3
new file mode 100644
index 0000000..d8b8d09
--- /dev/null
+++ b/doc/man/libkeccak_state_wipe_sponge.3
@@ -0,0 +1,36 @@
+.TH LIBKECCAK_STATE_WIPE_SPONGE 3 LIBKECCAK-%VERSION%
+.SH NAME
+libkeccak_state_wipe_sponge - Securely erase the Keccak sponge state
+.SH SYNOPSIS
+.LP
+.nf
+#include <libkeccak.h>
+.P
+void libkeccak_state_wipe_sponge(libkeccak_state_t *\fIstate\fP);
+.fi
+.P
+Link with \fI-lkeccak\fP.
+.SH DESCRIPTION
+The
+.BR libkeccak_state_wipe_sponge ()
+function securely erases the state of the Keccak sponge.
+.SH RETURN VALUES
+The
+.BR libkeccak_state_wipe_sponge ()
+function does not return any value.
+.SH ERRORS
+The
+.BR libkeccak_state_wipe_sponge ()
+function cannot fail.
+.SH SEE ALSO
+.BR libkeccak_state_wipe_message (3),
+.BR libkeccak_state_wipe (3),
+.BR libkeccak_state_fast_destroy (3),
+.BR libkeccak_state_destroy (3),
+.BR libkeccak_state_reset (3)
+.SH AUTHORS
+Principal author, Mattias Andrée.  See the LICENSE file for the full
+list of authors.
+.SH BUGS
+Please report bugs to https://github.com/maandree/libkeccak/issues or to
+maandree@member.fsf.org