Add ubsec ssb from Daniel Mueller <daniel@danm.de> (#2417)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11841 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 195 insertions, 0 deletions

diff --git a/package/ubsec_ssb/src/openbsd/ubsecvar.h b/package/ubsec_ssb/src/openbsd/ubsecvar.h
new file mode 100644
index 000000000..2c8160bfa
--- /dev/null
+++ b/package/ubsec_ssb/src/openbsd/ubsecvar.h
@@ -0,0 +1,195 @@
+/*	$OpenBSD: ubsecvar.h,v 1.15.2.5 2003/06/07 11:02:31 ho Exp $	*/
+
+/*
+ * Copyright (c) 2000 Theo de Raadt
+ * Copyright (c) 2001 Patrik Lindergren (patrik@ipunplugged.com)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Effort sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F30602-01-2-0537.
+ *
+ */
+
+/* Maximum queue length */
+#ifndef UBS_MAX_NQUEUE
+#define UBS_MAX_NQUEUE		60
+#endif
+
+#define	UBS_MAX_SCATTER		64	/* Maximum scatter/gather depth */
+
+#ifndef UBS_MAX_AGGR
+#define	UBS_MAX_AGGR		5	/* Maximum aggregation count */
+#endif
+
+#define	UBSEC_CARD(sid)		(((sid) & 0xf0000000) >> 28)
+#define	UBSEC_SESSION(sid)	( (sid) & 0x0fffffff)
+#define	UBSEC_SID(crd, sesn)	(((crd) << 28) | ((sesn) & 0x0fffffff))
+
+#define UBS_DEF_RTY		0xff	/* PCI Retry Timeout */
+#define UBS_DEF_TOUT		0xff	/* PCI TRDY Timeout */
+#define UBS_DEF_CACHELINE	0x01	/* Cache Line setting */
+
+struct ubsec_dma_alloc {
+	u_int32_t		dma_paddr;
+	caddr_t			dma_vaddr;
+	bus_dmamap_t		dma_map;
+	bus_dma_segment_t	dma_seg;
+	bus_size_t		dma_size;
+	int			dma_nseg;
+};
+
+struct ubsec_q2 {
+	SIMPLEQ_ENTRY(ubsec_q2)		q_next;
+	struct ubsec_dma_alloc		q_mcr;
+	struct ubsec_dma_alloc		q_ctx;
+	u_int				q_type;
+};
+
+struct ubsec_q2_rng {
+	struct ubsec_q2			rng_q;
+	struct ubsec_dma_alloc		rng_buf;
+	int				rng_used;
+};
+
+/* C = (M ^ E) mod N */
+#define	UBS_MODEXP_PAR_M	0
+#define	UBS_MODEXP_PAR_E	1
+#define	UBS_MODEXP_PAR_N	2
+struct ubsec_q2_modexp {
+	struct ubsec_q2			me_q;
+	struct cryptkop *		me_krp;
+	struct ubsec_dma_alloc		me_M;
+	struct ubsec_dma_alloc		me_E;
+	struct ubsec_dma_alloc		me_C;
+	struct ubsec_dma_alloc		me_epb;
+	int				me_modbits;
+	int				me_shiftbits;
+	int				me_normbits;
+};
+
+#define	UBS_RSAPRIV_PAR_P	0
+#define	UBS_RSAPRIV_PAR_Q	1
+#define	UBS_RSAPRIV_PAR_DP	2
+#define	UBS_RSAPRIV_PAR_DQ	3
+#define	UBS_RSAPRIV_PAR_PINV	4
+#define	UBS_RSAPRIV_PAR_MSGIN	5
+#define	UBS_RSAPRIV_PAR_MSGOUT	6
+struct ubsec_q2_rsapriv {
+	struct ubsec_q2			rpr_q;
+	struct cryptkop *		rpr_krp;
+	struct ubsec_dma_alloc		rpr_msgin;
+	struct ubsec_dma_alloc		rpr_msgout;
+};
+
+#define	UBSEC_RNG_BUFSIZ	16		/* measured in 32bit words */
+
+struct ubsec_dmachunk {
+	struct ubsec_mcr	d_mcr;
+	struct ubsec_mcr_add	d_mcradd[UBS_MAX_AGGR-1];
+	struct ubsec_pktbuf	d_sbuf[UBS_MAX_SCATTER-1];
+	struct ubsec_pktbuf	d_dbuf[UBS_MAX_SCATTER-1];
+	u_int32_t		d_macbuf[5];
+	union {
+		struct ubsec_pktctx_long	ctxl;
+		struct ubsec_pktctx		ctx;
+	} d_ctx;
+};
+
+struct ubsec_dma {
+	SIMPLEQ_ENTRY(ubsec_dma)	d_next;
+	struct ubsec_dmachunk		*d_dma;
+	struct ubsec_dma_alloc		d_alloc;
+};
+
+#define	UBS_FLAGS_KEY		0x01		/* has key accelerator */
+#define	UBS_FLAGS_LONGCTX	0x02		/* uses long ipsec ctx */
+#define	UBS_FLAGS_BIGKEY	0x04		/* 2048bit keys */
+#define	UBS_FLAGS_HWNORM	0x08		/* hardware normalization */
+#define	UBS_FLAGS_RNG		0x10		/* hardware rng */
+
+struct ubsec_q {
+	SIMPLEQ_ENTRY(ubsec_q)		q_next;
+	int				q_nstacked_mcrs;
+	struct ubsec_q			*q_stacked_mcr[UBS_MAX_AGGR-1];
+	struct cryptop			*q_crp;
+	struct ubsec_dma		*q_dma;
+
+	struct mbuf			*q_src_m, *q_dst_m;
+	struct uio			*q_src_io, *q_dst_io;
+
+	bus_dmamap_t			q_src_map;
+	bus_dmamap_t			q_dst_map;
+
+	int				q_sesn;
+	int				q_flags;
+};
+
+struct ubsec_softc {
+	struct	device		sc_dv;		/* generic device */
+	void			*sc_ih;		/* interrupt handler cookie */
+	bus_space_handle_t	sc_sh;		/* memory handle */
+	bus_space_tag_t		sc_st;		/* memory tag */
+	bus_dma_tag_t		sc_dmat;	/* dma tag */
+	int			sc_flags;	/* device specific flags */
+	u_int32_t		sc_statmask;	/* interrupt status mask */
+	int32_t			sc_cid;		/* crypto tag */
+	SIMPLEQ_HEAD(,ubsec_q)	sc_queue;	/* packet queue, mcr1 */
+	int			sc_nqueue;	/* count enqueued, mcr1 */
+	SIMPLEQ_HEAD(,ubsec_q)	sc_qchip;	/* on chip, mcr1 */
+	SIMPLEQ_HEAD(,ubsec_q)	sc_freequeue;	/* list of free queue elements */
+	SIMPLEQ_HEAD(,ubsec_q2)	sc_queue2;	/* packet queue, mcr2 */
+	int			sc_nqueue2;	/* count enqueued, mcr2 */
+	SIMPLEQ_HEAD(,ubsec_q2)	sc_qchip2;	/* on chip, mcr2 */
+	int			sc_nsessions;	/* # of sessions */
+	struct ubsec_session	*sc_sessions;	/* sessions */
+	struct timeout		sc_rngto;	/* rng timeout */
+	int			sc_rnghz;	/* rng poll time */
+	struct ubsec_q2_rng	sc_rng;
+	struct ubsec_dma	sc_dmaa[UBS_MAX_NQUEUE];
+	struct ubsec_q		*sc_queuea[UBS_MAX_NQUEUE];
+	SIMPLEQ_HEAD(,ubsec_q2)	sc_q2free;	/* free list */
+};
+
+#define	UBSEC_QFLAGS_COPYOUTIV		0x1
+
+struct ubsec_session {
+	u_int32_t	ses_used;
+	u_int32_t	ses_deskey[6];		/* 3DES key */
+	u_int32_t	ses_hminner[5];		/* hmac inner state */
+	u_int32_t	ses_hmouter[5];		/* hmac outer state */
+	u_int32_t	ses_iv[2];		/* [3]DES iv */
+};
+
+struct ubsec_stats {
+	u_int64_t hst_ibytes;
+	u_int64_t hst_obytes;
+	u_int32_t hst_ipackets;
+	u_int32_t hst_opackets;
+	u_int32_t hst_invalid;
+	u_int32_t hst_nomem;
+	u_int32_t hst_queuefull;
+	u_int32_t hst_dmaerr;
+	u_int32_t hst_mcrerr;
+	u_int32_t hst_nodmafree;
+};