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authorRandall Stewart <rrs@FreeBSD.org>2006-11-03 15:23:16 +0000
committerRandall Stewart <rrs@FreeBSD.org>2006-11-03 15:23:16 +0000
commitf8829a4a404303ef77960af851396ac0f7af505b (patch)
tree0ec895f64207afbb268edd872d01288ffc058501 /sys/netinet/sctp_os_bsd.h
parent957d7c8f9caa62d41d6c51a60bb0d01d1b77126e (diff)
downloadsrc-f8829a4a404303ef77960af851396ac0f7af505b.tar.gz
src-f8829a4a404303ef77960af851396ac0f7af505b.zip
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diff --git a/sys/netinet/sctp_os_bsd.h b/sys/netinet/sctp_os_bsd.h
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+/*-
+ * Copyright (c) 2006, Cisco Systems, Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * a) Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * b) 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.
+ *
+ * c) Neither the name of Cisco Systems, Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
+ */
+__FBSDID("$FreeBSD$");
+#ifndef __sctp_os_bsd_h__
+#define __sctp_os_bsd_h__
+
+/*
+ * includes
+ */
+#include <sys/random.h>
+
+
+/*
+ *
+ */
+typedef struct mbuf *sctp_mbuf_t;
+
+/*
+ * general memory allocation
+ */
+#define SCTP_MALLOC(var, type, size, name) \
+ do { \
+ MALLOC(var, type, size, M_PCB, M_NOWAIT); \
+ } while (0)
+
+#define SCTP_FREE(var) FREE(var, M_PCB)
+
+#define SCTP_MALLOC_SONAME(var, type, size) \
+ do { \
+ MALLOC(var, type, size, M_SONAME, M_WAITOK | M_ZERO); \
+ } while (0)
+
+#define SCTP_FREE_SONAME(var) FREE(var, M_SONAME)
+
+/*
+ * zone allocation functions
+ */
+#include <vm/uma.h>
+/* SCTP_ZONE_INIT: initialize the zone */
+typedef struct uma_zone *sctp_zone_t;
+
+#define UMA_ZFLAG_FULL 0x0020
+#define SCTP_ZONE_INIT(zone, name, size, number) { \
+ zone = uma_zcreate(name, size, NULL, NULL, NULL, NULL, UMA_ALIGN_PTR,\
+ UMA_ZFLAG_FULL); \
+ uma_zone_set_max(zone, number); \
+}
+
+/* SCTP_ZONE_GET: allocate element from the zone */
+#define SCTP_ZONE_GET(zone) \
+ uma_zalloc(zone, M_NOWAIT);
+
+/* SCTP_ZONE_FREE: free element from the zone */
+#define SCTP_ZONE_FREE(zone, element) \
+ uma_zfree(zone, element);
+
+/*
+ * Functions
+ */
+#define sctp_read_random(buf, len) read_random(buf, len)
+
+#endif