dh_groups.c File Reference

Diffie-Hellman groups. More...

#include "includes.h"
#include "common.h"
#include "crypto.h"
#include "dh_groups.h"

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Defines
#define	DH_GROUP(id)
#define	NUM_DH_GROUPS   (sizeof(dh_groups) / sizeof(dh_groups[0]))
Functions
struct dh_group *	dh_groups_get (int id)
struct wpabuf *	dh_init (const struct dh_group *dh, struct wpabuf **priv)
	Initialize Diffie-Hellman handshake.
struct wpabuf *	dh_derive_shared (const struct wpabuf *peer_public, const struct wpabuf *own_private, const struct dh_group *dh)
	Derive shared Diffie-Hellman key.

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Detailed Description

Diffie-Hellman groups.

Copyright

Copyright (c) 2007, Jouni Malinen <j@w1.fi>

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License version 2 as published by the Free Software Foundation.

Alternatively, this software may be distributed under the terms of BSD license.

See README and COPYING for more details.

Definition in file dh_groups.c.

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Define Documentation

#define DH_GROUP

(

id

)

Value:

{ id, dh_group ## id ## _generator, sizeof(dh_group ## id ## _generator), \
dh_group ## id ## _prime, sizeof(dh_group ## id ## _prime) }

Definition at line 516 of file dh_groups.c.

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Function Documentation

struct wpabuf* dh_derive_shared	(	const struct wpabuf *	peer_public,
		const struct wpabuf *	own_private,
		const struct dh_group *	dh
	)			[read]

Derive shared Diffie-Hellman key.

Parameters:

	peer_public	Diffie-Hellman public value from peer
	own_private	Diffie-Hellman private key from dh_init()
	dh	Selected Diffie-Hellman group

Returns:

Diffie-Hellman shared key

Definition at line 608 of file dh_groups.c.

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struct wpabuf* dh_init	(	const struct dh_group *	dh,
		struct wpabuf **	priv
	)			[read]

Initialize Diffie-Hellman handshake.

Parameters:

	dh	Selected Diffie-Hellman group
	priv	Pointer for returning Diffie-Hellman private key

Returns:

Diffie-Hellman public value

Definition at line 556 of file dh_groups.c.

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