add support to freebsd

GRUB2/MOD_SRC/grub-2.04/grub-core/Makefile.core.def

@@ -1578,6 +1578,7 @@ module = {
   name = ventoy;
   common = ventoy/ventoy.c;
   common = ventoy/ventoy_linux.c;
+  common = ventoy/ventoy_unix.c;
   common = ventoy/ventoy_windows.c;
   common = ventoy/ventoy_plugin.c;
   common = ventoy/ventoy_json.c;

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c

@@ -305,6 +305,18 @@ static grub_err_t ventoy_cmd_break(grub_extcmd_context_t ctxt, int argc, char **
     VENTOY_CMD_RETURN(GRUB_ERR_NONE);
 }
 
+static grub_err_t ventoy_cmd_strstr(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+    (void)ctxt;
+
+    if (argc != 2)
+    {
+        return 1;
+    }
+
+    return (grub_strstr(args[0], args[1])) ? 0 : 1;
+}
+
 static grub_err_t ventoy_cmd_incr(grub_extcmd_context_t ctxt, int argc, char **args)
 {
     long value_long = 0;
@@ -1389,7 +1401,7 @@ static grub_err_t ventoy_cmd_chosen_img_path(grub_extcmd_context_t ctxt, int arg
     VENTOY_CMD_RETURN(GRUB_ERR_NONE);
 }
 
-static int ventoy_get_disk_guid(const char *filename, grub_uint8_t *guid)
+int ventoy_get_disk_guid(const char *filename, grub_uint8_t *guid)
 {
     grub_disk_t disk;
     char *device_name;
@@ -1484,7 +1496,7 @@ int ventoy_has_efi_eltorito(grub_file_t file, grub_uint32_t sector)
             return 1;
         }
 
-        if (buf[i] == 0x91 && buf[i + 1] == 0x00 && x86count == 1)
+        if ((buf[i] == 0x90 || buf[i] == 0x91) && buf[i + 1] == 0x00 && x86count == 1)
         {
             debug("0x9100 assume %s efi eltorito offset %d 0x%02x\n", file->name, i, buf[i]);
             return 1;
@@ -2231,6 +2243,50 @@ static grub_err_t ventoy_cmd_find_bootable_hdd(grub_extcmd_context_t ctxt, int a
     return 0;
 }
 
+static grub_err_t ventoy_cmd_parse_volume(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+    int len;
+    grub_file_t file;
+    char buf[64];
+    ventoy_iso9660_vd pvd;
+        
+    (void)ctxt;
+    (void)argc;
+
+    if (argc != 3)
+    {
+        return grub_error(GRUB_ERR_BAD_ARGUMENT, "Usage: %s sysid volid \n", cmd_raw_name); 
+    }
+
+    file = ventoy_grub_file_open(VENTOY_FILE_TYPE, "%s", args[0]);
+    if (!file)
+    {
+        debug("failed to open file %s\n", args[0]);
+        return 0;
+    }
+
+    grub_file_seek(file, 16 * 2048);
+    len = (int)grub_file_read(file, &pvd, sizeof(pvd));
+    if (len != sizeof(pvd))
+    {
+        debug("failed to read pvd %d\n", len);
+        goto end;
+    }
+
+    grub_memset(buf, 0, sizeof(buf));
+    grub_memcpy(buf, pvd.sys, sizeof(pvd.sys));
+    ventoy_set_env(args[1], buf);
+
+    grub_memset(buf, 0, sizeof(buf));
+    grub_memcpy(buf, pvd.vol, sizeof(pvd.vol));
+    ventoy_set_env(args[2], buf);
+
+end:
+    grub_file_close(file);
+    
+    return 0;
+}
+
 grub_uint64_t ventoy_grub_get_file_size(const char *fmt, ...)
 {
     grub_uint64_t size = 0;
@@ -2353,6 +2409,7 @@ static int ventoy_env_init(void)
 static cmd_para ventoy_cmds[] = 
 {
     { "vt_incr",  ventoy_cmd_incr,  0, NULL, "{Var} {INT}",   "Increase integer variable",    NULL },
+    { "vt_strstr",  ventoy_cmd_strstr,  0, NULL, "",   "",    NULL },
     { "vt_debug", ventoy_cmd_debug, 0, NULL, "{on|off}",   "turn debug on/off",    NULL },
     { "vtdebug", ventoy_cmd_debug, 0, NULL, "{on|off}",   "turn debug on/off",    NULL },
     { "vtbreak", ventoy_cmd_break, 0, NULL, "{level}",   "set debug break",    NULL },
@@ -2411,6 +2468,13 @@ static cmd_para ventoy_cmds[] =
     { "vt_load_plugin", ventoy_cmd_load_plugin, 0, NULL, "", "", NULL },
     { "vt_check_plugin_json", ventoy_cmd_plugin_check_json, 0, NULL, "", "", NULL },
     
+    { "vt_parse_iso_volume", ventoy_cmd_parse_volume, 0, NULL, "", "", NULL },
+    { "vt_unix_parse_freebsd_ver", ventoy_cmd_unix_freebsd_ver, 0, NULL, "", "", NULL },
+    { "vt_unix_reset", ventoy_cmd_unix_reset, 0, NULL, "", "", NULL },
+    { "vt_unix_replace_conf", ventoy_cmd_unix_replace_conf, 0, NULL, "", "", NULL },
+    { "vt_unix_replace_ko", ventoy_cmd_unix_replace_ko, 0, NULL, "", "", NULL },
+    { "vt_unix_chain_data", ventoy_cmd_unix_chain_data, 0, NULL, "", "", NULL },
+
 };
 
 

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_def.h

@@ -123,6 +123,16 @@ typedef struct ventoy_udf_override
     grub_uint32_t position;
 }ventoy_udf_override;
 
+typedef struct ventoy_iso9660_vd
+{
+    grub_uint8_t type;
+    grub_uint8_t id[5];
+    grub_uint8_t ver;
+    grub_uint8_t res;
+    char sys[32];
+    char vol[32];
+}ventoy_iso9660_vd;
+
 #pragma pack()
 
 #define img_type_iso 0
@@ -667,6 +677,24 @@ extern int g_ventoy_iso_uefi_drv;
 extern int g_ventoy_case_insensitive;
 extern grub_uint8_t g_ventoy_chain_type;
 
+
+#define ventoy_unix_fill_virt(new_data, new_len) \
+{ \
+    data_secs = (new_len + 2047) / 2048; \
+    cur->mem_sector_start   = sector; \
+    cur->mem_sector_end     = cur->mem_sector_start + data_secs; \
+    cur->mem_sector_offset  = offset; \
+    cur->remap_sector_start = 0; \
+    cur->remap_sector_end   = 0; \
+    cur->org_sector_start   = 0; \
+    grub_memcpy(override + offset, new_data, new_len); \
+    cur++; \
+    sector += data_secs; \
+    offset += new_len; \
+    chain->virt_img_size_in_bytes += data_secs * 2048; \
+}
+
+char * ventoy_get_line(char *start);
 int ventoy_cmp_img(img_info *img1, img_info *img2);
 void ventoy_swap_img(img_info *img1, img_info *img2);
 char * ventoy_plugin_get_cur_install_template(const char *isopath);
@@ -687,6 +715,12 @@ grub_err_t ventoy_cmd_linux_get_main_initrd_index(grub_extcmd_context_t ctxt, in
 grub_err_t ventoy_cmd_collect_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_wim_patch_count(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_locate_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
+grub_err_t ventoy_cmd_unix_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
+int ventoy_get_disk_guid(const char *filename, grub_uint8_t *guid);
+grub_err_t ventoy_cmd_unix_reset(grub_extcmd_context_t ctxt, int argc, char **args);
+grub_err_t ventoy_cmd_unix_replace_conf(grub_extcmd_context_t ctxt, int argc, char **args);
+grub_err_t ventoy_cmd_unix_replace_ko(grub_extcmd_context_t ctxt, int argc, char **args);
+grub_err_t ventoy_cmd_unix_freebsd_ver(grub_extcmd_context_t ctxt, int argc, char **args);
 
 #endif /* __VENTOY_DEF_H__ */
 

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_linux.c

@@ -38,8 +38,7 @@
 
 GRUB_MOD_LICENSE ("GPLv3+");
 
-
+char * ventoy_get_line(char *start)
-static char * ventoy_get_line(char *start)
 {
     if (start == NULL)
     {

INSTALL/Ventoy2Disk.sh

@@ -39,12 +39,17 @@ if ! [ -f ./tool/ash ]; then
 
     if ! [ -f ./tool/ash ]; then
         echo 'Failed to decompress tools ...'
+        if [ -n "$OLDDIR" ]; then 
             cd $OLDDIR
+        fi
         exit 1
     fi
 fi
 
 ./tool/ash ./tool/VentoyWorker.sh $*
 
-cd $OLDDIR
+if [ -n "$OLDDIR" ]; then 
+    cd $OLDDIR
+fi
+
 

INSTALL/grub/grub.cfg

@@ -89,6 +89,14 @@ function get_os_type {
         fi
     done
 
+    if [ "$vtoy_os" = "Linux" ]; then
+        if vt_strstr "$vt_system_id" "FreeBSD"; then
+            set vtoy_os=Unix
+        elif [ -e (loop)/bin/freebsd-version ]; then
+            set vtoy_os=Unix
+        fi
+    fi
+
     if [ -n "${vtdebug_flag}" ]; then
         echo ISO is $vtoy_os
     fi
@@ -211,6 +219,70 @@ function distro_specify_initrd_file_phase2 {
     fi
 }
 
+function ventoy_freebsd_proc {
+    if regexp "^12_[0-9]" $vt_volume_id; then
+        set vt_freebsd_ver=12.x
+    elif regexp "^11_[0-9]" $vt_volume_id; then
+        set vt_freebsd_ver=11.x
+    elif regexp "^10_[0-9]" $vt_volume_id; then
+        set vt_freebsd_ver=10.x
+    elif [ -e (loop)/bin/freebsd-version ]; then
+        vt_unix_parse_freebsd_ver (loop)/bin/freebsd-version vt_userland_ver
+        if regexp "\"12\.[0-9]-" $vt_userland_ver; then
+            set vt_freebsd_ver=12.x
+        elif regexp "\"11\.[0-9]-" $vt_userland_ver; then
+            set vt_freebsd_ver=11.x
+        elif regexp "\"10\.[0-9]-" $vt_userland_ver; then
+            set vt_freebsd_ver=10.x
+        fi
+    else
+        set vt_freebsd_ver=12.x
+    fi
+
+    if file --is-i386-kfreebsd (loop)/boot/kernel/kernel; then
+        set vt_freebsd_bit=32
+    else
+        set vt_freebsd_bit=64
+    fi
+
+    if [ -n "${vtdebug_flag}" ]; then
+        echo "This is FreeBSD $vt_freebsd_ver ${vt_freebsd_bit}bit"
+    fi
+    
+    for file in "geom_nop" "ipmi"; do        
+        if [ -e (loop)/boot/kernel/${file}.ko ]; then                    
+            set vt_unix_ko=$file
+            break
+        fi
+    done
+    
+    vt_unix_replace_ko $vt_unix_ko (vtunix)/ventoy_unix/FreeBSD/geom_ventoy_ko/$vt_freebsd_ver/$vt_freebsd_bit/geom_ventoy.ko.xz
+    vt_unix_replace_conf FreeBSD ${1}${chosen_path} 
+}
+
+function ventoy_unix_comm_proc {
+    vt_unix_reset
+    
+    if [ "$ventoy_compatible" = "NO" ]; then
+        loopback vtunix $vtoy_efi_part/ventoy/ventoy_unix.cpio
+        
+        set vt_unix_type=unknown
+        if vt_strstr "$vt_system_id" "FreeBSD"; then
+            ventoy_freebsd_proc $1 ${chosen_path}
+        elif [ -e (loop)/bin/freebsd-version ]; then        
+            ventoy_freebsd_proc $1 ${chosen_path}
+        else
+            if [ -n "${vtdebug_flag}" ]; then
+                echo "Unknown unix type"
+            fi
+        fi
+    fi
+    
+    vt_unix_chain_data ${1}${chosen_path}    
+    ventoy_debug_pause
+}
+
+
 function uefi_windows_menu_func {
     vt_windows_reset
 
@@ -330,6 +402,18 @@ function uefi_linux_menu_func {
     fi
 }
 
+function uefi_unix_menu_func {
+    ventoy_unix_comm_proc $1 ${chosen_path}
+    
+    if [ -n "$vtoy_chain_mem_addr" ]; then
+        ventoy_cli_console
+        chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} FirstTry=${FirstTryBootFile} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
+        boot
+    else
+        echo "chain empty failed"
+        ventoy_pause
+    fi
+}
 
 function uefi_iso_menu_func {
 
@@ -358,6 +442,7 @@ function uefi_iso_menu_func {
     fi
 
     loopback loop ${1}${chosen_path}
+    vt_parse_iso_volume ${1}${chosen_path} vt_system_id vt_volume_id
     get_os_type (loop)
     
     if [ -d (loop)/EFI ]; then
@@ -382,6 +467,8 @@ function uefi_iso_menu_func {
     if [ "$vtoy_os" = "Windows" ]; then
         vt_check_compatible_pe (loop)        
         uefi_windows_menu_func  $1 ${chosen_path}
+    elif [ "$vtoy_os" = "Unix" ]; then
+        uefi_unix_menu_func $1 ${chosen_path}
     else
         uefi_linux_menu_func  $1 ${chosen_path}
     fi
@@ -501,6 +588,20 @@ function legacy_linux_menu_func {
     fi
 }
 
+
+function legacy_unix_menu_func {    
+    ventoy_unix_comm_proc $1 ${chosen_path}
+    
+    if [ -n "$vtoy_chain_mem_addr" ]; then
+        linux16   $vtoy_path/ipxe.krn ${vtdebug_flag}  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
+        boot
+    else
+        echo "chain empty failed"
+        ventoy_pause
+    fi
+}
+
+
 function legacy_iso_menu_func {
 
     if [ -d (loop)/ ]; then
@@ -519,6 +620,7 @@ function legacy_iso_menu_func {
     fi
     
     loopback loop ${1}${chosen_path}
+    vt_parse_iso_volume ${1}${chosen_path} vt_system_id vt_volume_id
     get_os_type (loop)
 
     if [ -n "$vtcompat" ]; then
@@ -535,6 +637,8 @@ function legacy_iso_menu_func {
     if [ "$vtoy_os" = "Windows" ]; then
         vt_check_compatible_pe (loop)        
         legacy_windows_menu_func  $1 ${chosen_path}
+    elif [ "$vtoy_os" = "Unix" ]; then
+        legacy_unix_menu_func $1 ${chosen_path}
     else
         legacy_linux_menu_func  $1 ${chosen_path}
     fi
@@ -550,6 +654,9 @@ function legacy_iso_memdisk {
 }
 
 function iso_common_menuentry {
+    unset vt_system_id
+    unset vt_volume_id
+    
     if [ "$grub_platform" = "pc" ]; then
         if vt_check_mode 0; then
             legacy_iso_memdisk $vtoy_iso_part

INSTALL/tool/ventoy_lib.sh

@@ -129,13 +129,13 @@ is_disk_contains_ventoy() {
     PART1_TYPE=$(dd if=$DISK bs=1 count=1 skip=450 status=none | ./tool/hexdump -n1 -e  '1/1 "%02X"')
     PART2_TYPE=$(dd if=$DISK bs=1 count=1 skip=466 status=none | ./tool/hexdump -n1 -e  '1/1 "%02X"')
     
-    if [ "$PART1_TYPE" != "EE" ]; then
+    # if [ "$PART1_TYPE" != "EE" ]; then
-        if [ "$PART2_TYPE" != "EF" ]; then
+        # if [ "$PART2_TYPE" != "EF" ]; then
-            vtdebug "part2 type is $PART2_TYPE not EF"
+            # vtdebug "part2 type is $PART2_TYPE not EF"
-            ventoy_false
+            # ventoy_false
-            return
+            # return
-        fi
+        # fi
-    fi
+    # fi
     
     # PART1_TYPE=$(dd if=$DISK bs=1 count=1 skip=450 status=none | ./tool/hexdump -n1 -e  '1/1 "%02X"')
     # if [ "$PART1_TYPE" != "07" ]; then

Unix/pack_unix.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+VENTOY_PATH=$PWD/../
+
+rm -f ventoy_unix.cpio
+
+find ./ventoy_unix | cpio  -o -H newc>ventoy_unix.cpio
+
+echo '======== SUCCESS ============='
+
+rm -f $VENTOY_PATH/INSTALL/ventoy/ventoy_unix.cpio
+cp -a ventoy_unix.cpio $VENTOY_PATH/INSTALL/ventoy/
+

Unix/ventoy_unix_src/FreeBSD/geom_ventoy_src/10.x/same_with_11.x.txt

@@ -0,0 +1 @@
+same with 11.x

Unix/ventoy_unix_src/FreeBSD/geom_ventoy_src/11.x/sys/geom/ventoy/g_ventoy.h

@@ -0,0 +1,123 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2020 longpanda <admin@ventoy.net>
+ * Copyright (c) 2004-2005 Pawel Jakub Dawidek <pjd@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 AUTHORS 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 AUTHORS 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.
+ *
+ * $FreeBSD$
+ */
+
+/* 
+ * This file is just copied from g_concat.h and replace strings
+ * "concat" ==> "ventoy"
+ * "CONCAT" ==> "VENTOY"
+ */
+
+#ifndef	_G_VENTOY_H_
+#define	_G_VENTOY_H_
+
+#include <sys/endian.h>
+
+#define	G_VENTOY_CLASS_NAME	"VENTOY"
+
+#define	G_VENTOY_MAGIC		"GEOM::VENTOY"
+/*
+ * Version history:
+ * 1 - Initial version number.
+ * 2 - Added 'stop' command to gconcat(8).
+ * 3 - Added md_provider field to metadata and '-h' option to gconcat(8).
+ * 4 - Added md_provsize field to metadata.
+ */
+#define	G_VENTOY_VERSION	4
+
+#ifdef _KERNEL
+#define	G_VENTOY_TYPE_MANUAL	0
+#define	G_VENTOY_TYPE_AUTOMATIC	1
+
+#define G_DEBUG(...) if (bootverbose) printf(__VA_ARGS__)
+#define G_VENTOY_DEBUG(lvl, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
+#define G_VENTOY_LOGREQ(bp, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
+
+struct g_ventoy_disk {
+	struct g_consumer	*d_consumer;
+	struct g_ventoy_softc	*d_softc;
+	off_t			 d_start;
+	off_t			 d_end;
+    off_t			 d_map_start;
+    off_t			 d_map_end;
+	int			 d_candelete;
+	int			 d_removed;
+};
+
+struct g_ventoy_softc {
+	u_int		 sc_type;	/* provider type */
+	struct g_geom	*sc_geom;
+	struct g_provider *sc_provider;
+	uint32_t	 sc_id;		/* concat unique ID */
+
+	struct g_ventoy_disk *sc_disks;
+	uint16_t	 sc_ndisks;
+	struct mtx	 sc_lock;
+};
+#define	sc_name	sc_geom->name
+#endif	/* _KERNEL */
+
+struct g_ventoy_metadata {
+	char		md_magic[16];	/* Magic value. */
+	uint32_t	md_version;	/* Version number. */
+	char		md_name[16];	/* Concat name. */
+	uint32_t	md_id;		/* Unique ID. */
+	uint16_t	md_no;		/* Disk number. */
+	uint16_t	md_all;		/* Number of all disks. */
+	char		md_provider[16]; /* Hardcoded provider. */
+	uint64_t	md_provsize;	/* Provider's size. */
+};
+static __inline void
+ventoy_metadata_encode(const struct g_ventoy_metadata *md, u_char *data)
+{
+
+	bcopy(md->md_magic, data, sizeof(md->md_magic));
+	le32enc(data + 16, md->md_version);
+	bcopy(md->md_name, data + 20, sizeof(md->md_name));
+	le32enc(data + 36, md->md_id);
+	le16enc(data + 40, md->md_no);
+	le16enc(data + 42, md->md_all);
+	bcopy(md->md_provider, data + 44, sizeof(md->md_provider));
+	le64enc(data + 60, md->md_provsize);
+}
+static __inline void
+ventoy_metadata_decode(const u_char *data, struct g_ventoy_metadata *md)
+{
+
+	bcopy(data, md->md_magic, sizeof(md->md_magic));
+	md->md_version = le32dec(data + 16);
+	bcopy(data + 20, md->md_name, sizeof(md->md_name));
+	md->md_id = le32dec(data + 36);
+	md->md_no = le16dec(data + 40);
+	md->md_all = le16dec(data + 42);
+	bcopy(data + 44, md->md_provider, sizeof(md->md_provider));
+	md->md_provsize = le64dec(data + 60);
+}
+#endif	/* _G_VENTOY_H_ */

Unix/ventoy_unix_src/FreeBSD/geom_ventoy_src/11.x/sys/modules/geom/geom_ventoy/Makefile

@@ -0,0 +1,8 @@
+# $FreeBSD$
+
+.PATH: ${SRCTOP}/sys/geom/ventoy
+
+KMOD=	geom_ventoy
+SRCS=	g_ventoy.c
+
+.include <bsd.kmod.mk>

Unix/ventoy_unix_src/FreeBSD/geom_ventoy_src/12.x/sys/geom/ventoy/g_ventoy.h

@@ -0,0 +1,123 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2020 longpanda <admin@ventoy.net>
+ * Copyright (c) 2004-2005 Pawel Jakub Dawidek <pjd@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 AUTHORS 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 AUTHORS 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.
+ *
+ * $FreeBSD$
+ */
+
+/* 
+ * This file is just copied from g_concat.h and replace strings
+ * "concat" ==> "ventoy"
+ * "CONCAT" ==> "VENTOY"
+ */
+
+#ifndef	_G_VENTOY_H_
+#define	_G_VENTOY_H_
+
+#include <sys/endian.h>
+
+#define	G_VENTOY_CLASS_NAME	"VENTOY"
+
+#define	G_VENTOY_MAGIC		"GEOM::VENTOY"
+/*
+ * Version history:
+ * 1 - Initial version number.
+ * 2 - Added 'stop' command to gconcat(8).
+ * 3 - Added md_provider field to metadata and '-h' option to gconcat(8).
+ * 4 - Added md_provsize field to metadata.
+ */
+#define	G_VENTOY_VERSION	4
+
+#ifdef _KERNEL
+#define	G_VENTOY_TYPE_MANUAL	0
+#define	G_VENTOY_TYPE_AUTOMATIC	1
+
+#define G_DEBUG(...) if (bootverbose) printf(__VA_ARGS__)
+#define G_VENTOY_DEBUG(lvl, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
+#define G_VENTOY_LOGREQ(bp, ...) if (g_ventoy_debug) printf(__VA_ARGS__)
+
+struct g_ventoy_disk {
+	struct g_consumer	*d_consumer;
+	struct g_ventoy_softc	*d_softc;
+	off_t			 d_start;
+	off_t			 d_end;
+    off_t			 d_map_start;
+    off_t			 d_map_end;
+	int			 d_candelete;
+	int			 d_removed;
+};
+
+struct g_ventoy_softc {
+	u_int		 sc_type;	/* provider type */
+	struct g_geom	*sc_geom;
+	struct g_provider *sc_provider;
+	uint32_t	 sc_id;		/* concat unique ID */
+
+	struct g_ventoy_disk *sc_disks;
+	uint16_t	 sc_ndisks;
+	struct mtx	 sc_lock;
+};
+#define	sc_name	sc_geom->name
+#endif	/* _KERNEL */
+
+struct g_ventoy_metadata {
+	char		md_magic[16];	/* Magic value. */
+	uint32_t	md_version;	/* Version number. */
+	char		md_name[16];	/* Concat name. */
+	uint32_t	md_id;		/* Unique ID. */
+	uint16_t	md_no;		/* Disk number. */
+	uint16_t	md_all;		/* Number of all disks. */
+	char		md_provider[16]; /* Hardcoded provider. */
+	uint64_t	md_provsize;	/* Provider's size. */
+};
+static __inline void
+ventoy_metadata_encode(const struct g_ventoy_metadata *md, u_char *data)
+{
+
+	bcopy(md->md_magic, data, sizeof(md->md_magic));
+	le32enc(data + 16, md->md_version);
+	bcopy(md->md_name, data + 20, sizeof(md->md_name));
+	le32enc(data + 36, md->md_id);
+	le16enc(data + 40, md->md_no);
+	le16enc(data + 42, md->md_all);
+	bcopy(md->md_provider, data + 44, sizeof(md->md_provider));
+	le64enc(data + 60, md->md_provsize);
+}
+static __inline void
+ventoy_metadata_decode(const u_char *data, struct g_ventoy_metadata *md)
+{
+
+	bcopy(data, md->md_magic, sizeof(md->md_magic));
+	md->md_version = le32dec(data + 16);
+	bcopy(data + 20, md->md_name, sizeof(md->md_name));
+	md->md_id = le32dec(data + 36);
+	md->md_no = le16dec(data + 40);
+	md->md_all = le16dec(data + 42);
+	bcopy(data + 44, md->md_provider, sizeof(md->md_provider));
+	md->md_provsize = le64dec(data + 60);
+}
+#endif	/* _G_VENTOY_H_ */

Unix/ventoy_unix_src/FreeBSD/geom_ventoy_src/12.x/sys/modules/geom/geom_ventoy/Makefile

@@ -0,0 +1,8 @@
+# $FreeBSD$
+
+.PATH: ${SRCTOP}/sys/geom/ventoy
+
+KMOD=	geom_ventoy
+SRCS=	g_ventoy.c
+
+.include <bsd.kmod.mk>

Ventoy2Disk/Ventoy2Disk/Ventoy2Disk.c

@@ -167,8 +167,7 @@ static BOOL IsVentoyPhyDrive(int PhyDrive, UINT64 SizeBytes, MBR_HEAD *pMBR, UIN
 		PartStartSector = MBR.PartTbl[0].StartSectorId + MBR.PartTbl[0].SectorCount;
 		PartSectorCount = VENTOY_EFI_PART_SIZE / 512;
 
-		if (MBR.PartTbl[1].FsFlag != 0xEF ||
+		if (MBR.PartTbl[1].StartSectorId != PartStartSector ||
-			MBR.PartTbl[1].StartSectorId != PartStartSector ||
 			MBR.PartTbl[1].SectorCount != PartSectorCount)
 		{
 			Log("Part2 not match [0x%x 0x%x] [%u %u] [%u %u]",