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diff --git a/sys/contrib/ngatm/netnatm/saal/sscfu.h b/sys/contrib/ngatm/netnatm/saal/sscfu.h
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+/*
+ * Copyright (c) 1996-2003
+ * Fraunhofer Institute for Open Communication Systems (FhG Fokus).
+ * All rights reserved.
+ *
+ * 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ *
+ * Author: Hartmut Brandt <harti@freebsd.org>
+ *
+ * $Begemot: libunimsg/netnatm/saal/sscfu.h,v 1.4 2004/07/08 08:22:15 brandt Exp $
+ *
+ * Public include file for UNI SSCF
+ */
+#ifndef _NETNATM_SAAL_SSCFU_H_
+#define _NETNATM_SAAL_SSCFU_H_
+
+#include <sys/types.h>
+#include <netnatm/saal/sscopdef.h>
+#include <netnatm/saal/sscfudef.h>
+
+/*
+ * Define how a buffer looks like.
+ */
+#ifdef _KERNEL
+#ifdef __FreeBSD__
+#define SSCFU_MBUF_T mbuf
+#endif
+#else
+#define SSCFU_MBUF_T uni_msg
+#endif
+
+struct SSCFU_MBUF_T;
+struct sscfu;
+
+/* functions to be supplied by the SSCOP user */
+struct sscfu_funcs {
+ /* upper (SAAL) interface output */
+ void (*send_upper)(struct sscfu *, void *, enum saal_sig,
+ struct SSCFU_MBUF_T *);
+
+ /* lower (SSCOP) interface output */
+ void (*send_lower)(struct sscfu *, void *, enum sscop_aasig,
+ struct SSCFU_MBUF_T *, u_int);
+
+ /* function to move the SSCOP window */
+ void (*window)(struct sscfu *, void *, u_int);
+
+ /* debugging function */
+ void (*verbose)(struct sscfu *, void *, const char *, ...)
+ __printflike(3, 4);
+};
+
+/* Function defined by the SSCF-UNI code */
+
+/* allocate and initialize a new SSCF instance */
+struct sscfu *sscfu_create(void *, const struct sscfu_funcs *);
+
+/* destroy an SSCF instance and free all resources */
+void sscfu_destroy(struct sscfu *);
+
+/* reset the SSCF to the released state */
+void sscfu_reset(struct sscfu *);
+
+/* lower input interface (SSCOP signals) */
+void sscfu_input(struct sscfu *, enum sscop_aasig, struct SSCFU_MBUF_T *, u_int);
+
+/* upper input interface (SAAL) */
+int sscfu_saalsig(struct sscfu *, enum saal_sig, struct SSCFU_MBUF_T *);
+
+/* retrieve the current state */
+enum sscfu_state sscfu_getstate(const struct sscfu *);
+
+/* char'ify signals and states */
+const char *sscfu_signame(enum saal_sig);
+const char *sscfu_statename(enum sscfu_state);
+
+/* retrieve the default set of parameters for SSCOP */
+u_int sscfu_getdefparam(struct sscop_param *);
+
+/* get/set debugging flags */
+void sscfu_setdebug(struct sscfu *, u_int);
+u_int sscfu_getdebug(const struct sscfu *);
+
+#endif
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