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-rw-r--r--uts/common/zmod/zmod_subr.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/uts/common/zmod/zmod_subr.c b/uts/common/zmod/zmod_subr.c
new file mode 100644
index 000000000000..000925753fd7
--- /dev/null
+++ b/uts/common/zmod/zmod_subr.c
@@ -0,0 +1,85 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident "%Z%%M% %I% %E% SMI"
+
+#include <sys/systm.h>
+#include <sys/cmn_err.h>
+#include <sys/kobj.h>
+#include <sys/kobj_impl.h>
+
+struct zchdr {
+ uint_t zch_magic;
+ uint_t zch_size;
+};
+
+#define ZCH_MAGIC 0x3cc13cc1
+
+/*ARGSUSED*/
+void *
+zcalloc(void *opaque, uint_t items, uint_t size)
+{
+ size_t nbytes = sizeof (struct zchdr) + items * size;
+ struct zchdr *z = kobj_zalloc(nbytes, KM_NOWAIT|KM_TMP);
+
+ if (z == NULL)
+ return (NULL);
+
+ z->zch_magic = ZCH_MAGIC;
+ z->zch_size = nbytes;
+
+ return (z + 1);
+}
+
+/*ARGSUSED*/
+void
+zcfree(void *opaque, void *ptr)
+{
+ struct zchdr *z = ((struct zchdr *)ptr) - 1;
+
+ if (z->zch_magic != ZCH_MAGIC)
+ panic("zcfree region corrupt: hdr=%p ptr=%p", (void *)z, ptr);
+
+ kobj_free(z, z->zch_size);
+}
+
+void
+zmemcpy(void *dest, const void *source, uint_t len)
+{
+ bcopy(source, dest, len);
+}
+
+int
+zmemcmp(const void *s1, const void *s2, uint_t len)
+{
+ return (bcmp(s1, s2, len));
+}
+
+void
+zmemzero(void *dest, uint_t len)
+{
+ bzero(dest, len);
+}