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https://github.com/ventoy/Ventoy.git
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add support to freebsd
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longpanda
parent
036e9cc167
commit
d80a008c04
24 changed files with 2662 additions and 15 deletions
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/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2020 longpanda <admin@ventoy.net>
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* Copyright (c) 2004-2005 Pawel Jakub Dawidek <pjd@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* This file is just copied from g_concat.h and replace strings
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* "concat" ==> "ventoy"
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* "CONCAT" ==> "VENTOY"
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*/
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#ifndef _G_VENTOY_H_
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#define _G_VENTOY_H_
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#include <sys/endian.h>
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#define G_VENTOY_CLASS_NAME "VENTOY"
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#define G_VENTOY_MAGIC "GEOM::VENTOY"
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/*
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* Version history:
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* 1 - Initial version number.
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* 2 - Added 'stop' command to gconcat(8).
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* 3 - Added md_provider field to metadata and '-h' option to gconcat(8).
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* 4 - Added md_provsize field to metadata.
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*/
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#define G_VENTOY_VERSION 4
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#ifdef _KERNEL
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#define G_VENTOY_TYPE_MANUAL 0
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#define G_VENTOY_TYPE_AUTOMATIC 1
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#define G_DEBUG(...) if (bootverbose) printf(__VA_ARGS__)
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#define G_VENTOY_DEBUG(lvl, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
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#define G_VENTOY_LOGREQ(bp, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
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struct g_ventoy_disk {
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struct g_consumer *d_consumer;
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struct g_ventoy_softc *d_softc;
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off_t d_start;
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off_t d_end;
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off_t d_map_start;
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off_t d_map_end;
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int d_candelete;
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int d_removed;
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};
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struct g_ventoy_softc {
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u_int sc_type; /* provider type */
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struct g_geom *sc_geom;
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struct g_provider *sc_provider;
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uint32_t sc_id; /* concat unique ID */
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struct g_ventoy_disk *sc_disks;
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uint16_t sc_ndisks;
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struct mtx sc_lock;
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};
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#define sc_name sc_geom->name
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#endif /* _KERNEL */
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struct g_ventoy_metadata {
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char md_magic[16]; /* Magic value. */
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uint32_t md_version; /* Version number. */
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char md_name[16]; /* Concat name. */
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uint32_t md_id; /* Unique ID. */
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uint16_t md_no; /* Disk number. */
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uint16_t md_all; /* Number of all disks. */
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char md_provider[16]; /* Hardcoded provider. */
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uint64_t md_provsize; /* Provider's size. */
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};
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static __inline void
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ventoy_metadata_encode(const struct g_ventoy_metadata *md, u_char *data)
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{
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bcopy(md->md_magic, data, sizeof(md->md_magic));
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le32enc(data + 16, md->md_version);
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bcopy(md->md_name, data + 20, sizeof(md->md_name));
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le32enc(data + 36, md->md_id);
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le16enc(data + 40, md->md_no);
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le16enc(data + 42, md->md_all);
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bcopy(md->md_provider, data + 44, sizeof(md->md_provider));
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le64enc(data + 60, md->md_provsize);
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}
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static __inline void
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ventoy_metadata_decode(const u_char *data, struct g_ventoy_metadata *md)
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{
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bcopy(data, md->md_magic, sizeof(md->md_magic));
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md->md_version = le32dec(data + 16);
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bcopy(data + 20, md->md_name, sizeof(md->md_name));
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md->md_id = le32dec(data + 36);
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md->md_no = le16dec(data + 40);
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md->md_all = le16dec(data + 42);
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bcopy(data + 44, md->md_provider, sizeof(md->md_provider));
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md->md_provsize = le64dec(data + 60);
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}
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#endif /* _G_VENTOY_H_ */
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# $FreeBSD$
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.PATH: ${SRCTOP}/sys/geom/ventoy
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KMOD= geom_ventoy
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SRCS= g_ventoy.c
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.include <bsd.kmod.mk>
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File diff suppressed because it is too large
Load diff
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/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2020 longpanda <admin@ventoy.net>
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* Copyright (c) 2004-2005 Pawel Jakub Dawidek <pjd@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* This file is just copied from g_concat.h and replace strings
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* "concat" ==> "ventoy"
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* "CONCAT" ==> "VENTOY"
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*/
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#ifndef _G_VENTOY_H_
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#define _G_VENTOY_H_
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#include <sys/endian.h>
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#define G_VENTOY_CLASS_NAME "VENTOY"
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#define G_VENTOY_MAGIC "GEOM::VENTOY"
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/*
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* Version history:
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* 1 - Initial version number.
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* 2 - Added 'stop' command to gconcat(8).
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* 3 - Added md_provider field to metadata and '-h' option to gconcat(8).
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* 4 - Added md_provsize field to metadata.
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*/
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#define G_VENTOY_VERSION 4
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#ifdef _KERNEL
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#define G_VENTOY_TYPE_MANUAL 0
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#define G_VENTOY_TYPE_AUTOMATIC 1
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#define G_DEBUG(...) if (bootverbose) printf(__VA_ARGS__)
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#define G_VENTOY_DEBUG(lvl, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
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#define G_VENTOY_LOGREQ(bp, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
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struct g_ventoy_disk {
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struct g_consumer *d_consumer;
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struct g_ventoy_softc *d_softc;
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off_t d_start;
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off_t d_end;
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off_t d_map_start;
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off_t d_map_end;
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int d_candelete;
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int d_removed;
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};
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struct g_ventoy_softc {
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u_int sc_type; /* provider type */
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struct g_geom *sc_geom;
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struct g_provider *sc_provider;
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uint32_t sc_id; /* concat unique ID */
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struct g_ventoy_disk *sc_disks;
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uint16_t sc_ndisks;
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struct mtx sc_lock;
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};
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#define sc_name sc_geom->name
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#endif /* _KERNEL */
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struct g_ventoy_metadata {
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char md_magic[16]; /* Magic value. */
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uint32_t md_version; /* Version number. */
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char md_name[16]; /* Concat name. */
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uint32_t md_id; /* Unique ID. */
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uint16_t md_no; /* Disk number. */
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uint16_t md_all; /* Number of all disks. */
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char md_provider[16]; /* Hardcoded provider. */
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uint64_t md_provsize; /* Provider's size. */
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};
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static __inline void
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ventoy_metadata_encode(const struct g_ventoy_metadata *md, u_char *data)
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{
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bcopy(md->md_magic, data, sizeof(md->md_magic));
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le32enc(data + 16, md->md_version);
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bcopy(md->md_name, data + 20, sizeof(md->md_name));
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le32enc(data + 36, md->md_id);
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le16enc(data + 40, md->md_no);
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le16enc(data + 42, md->md_all);
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bcopy(md->md_provider, data + 44, sizeof(md->md_provider));
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le64enc(data + 60, md->md_provsize);
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}
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static __inline void
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ventoy_metadata_decode(const u_char *data, struct g_ventoy_metadata *md)
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{
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bcopy(data, md->md_magic, sizeof(md->md_magic));
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md->md_version = le32dec(data + 16);
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bcopy(data + 20, md->md_name, sizeof(md->md_name));
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md->md_id = le32dec(data + 36);
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md->md_no = le16dec(data + 40);
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md->md_all = le16dec(data + 42);
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bcopy(data + 44, md->md_provider, sizeof(md->md_provider));
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md->md_provsize = le64dec(data + 60);
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}
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#endif /* _G_VENTOY_H_ */
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# $FreeBSD$
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.PATH: ${SRCTOP}/sys/geom/ventoy
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KMOD= geom_ventoy
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SRCS= g_ventoy.c
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.include <bsd.kmod.mk>
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