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diff --git a/sys/geom/uzip/g_uzip_softc.h b/sys/geom/uzip/g_uzip_softc.h
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+/*-
+ * Copyright (c) 2004 Max Khon
+ * Copyright (c) 2014 Juniper Networks, Inc.
+ * Copyright (c) 2006-2016 Maxim Sobolev <sobomax@FreeBSD.org>
+ * 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.
+ *
+ * $FreeBSD$
+ */
+
+struct g_uzip_softc;
+struct bio;
+
+DEFINE_RAW_METHOD(g_uzip_do, void, struct g_uzip_softc *, struct bio *);
+
+struct g_uzip_softc {
+ uint32_t blksz; /* block size */
+ uint32_t nblocks; /* number of blocks */
+ struct g_uzip_blk *toc; /* table of contents */
+
+ struct mtx last_mtx;
+ uint32_t last_blk; /* last blk no */
+ char *last_buf; /* last blk data */
+ int req_total; /* total requests */
+ int req_cached; /* cached requests */
+ struct g_uzip_dapi *dcp; /* decompressor instance */
+
+ g_uzip_do_t uzip_do;
+
+ struct proc *procp;
+ struct bio_queue_head bio_queue;
+ struct mtx queue_mtx;
+ unsigned wrkthr_flags;
+#define GUZ_SHUTDOWN (0x1 << 0)
+#define GUZ_EXITING (0x1 << 1)
+};
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