1.0.66 release

VtoyTool/vtoytool.h

@@ -0,0 +1,123 @@
+/******************************************************************************
+ * vtoytool.h
+ *
+ * Copyright (c) 2022, longpanda <admin@ventoy.net>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 3 of the
+ * License, or (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef __VTOYTOOL_H__
+#define __VTOYTOOL_H__
+
+#define IS_DIGIT(x) ((x) >= '0' && (x) <= '9')
+
+#ifndef USE_DIET_C
+#ifndef __mips__
+typedef unsigned long long uint64_t;
+#endif
+typedef unsigned int    uint32_t;
+typedef unsigned short  uint16_t;
+typedef unsigned char   uint8_t;
+#endif
+
+#define VENTOY_GUID { 0x77772020, 0x2e77, 0x6576, { 0x6e, 0x74, 0x6f, 0x79, 0x2e, 0x6e, 0x65, 0x74 }}
+
+typedef enum ventoy_fs_type
+{
+    ventoy_fs_exfat = 0, /* 0: exfat */
+    ventoy_fs_ntfs,      /* 1: NTFS */
+    ventoy_fs_ext,       /* 2: ext2/ext3/ext4 */
+    ventoy_fs_xfs,       /* 3: XFS */
+    ventoy_fs_udf,       /* 4: UDF */
+    ventoy_fs_fat,       /* 5: FAT */
+
+    ventoy_fs_max
+}ventoy_fs_type;
+
+#pragma pack(1)
+
+typedef struct ventoy_guid
+{
+    uint32_t   data1;
+    uint16_t   data2;
+    uint16_t   data3;
+    uint8_t    data4[8];
+}ventoy_guid;
+
+
+typedef struct ventoy_image_disk_region
+{
+    uint32_t   image_sector_count; /* image sectors contained in this region */
+    uint32_t   image_start_sector; /* image sector start */
+    uint64_t   disk_start_sector;  /* disk sector start */
+}ventoy_image_disk_region;
+
+typedef struct ventoy_image_location
+{
+    ventoy_guid  guid;
+    
+    /* image sector size, currently this value is always 2048 */
+    uint32_t   image_sector_size;
+
+    /* disk sector size, normally the value is 512 */
+    uint32_t   disk_sector_size;
+
+    uint32_t   region_count;
+    
+    /*
+     * disk region data
+     * If the image file has more than one fragments in disk, 
+     * there will be more than one region data here.
+     * You can calculate the region count by 
+     */
+    ventoy_image_disk_region regions[1];
+
+    /* ventoy_image_disk_region regions[2~region_count-1] */
+}ventoy_image_location;
+
+typedef struct ventoy_os_param
+{
+    ventoy_guid    guid;             // VENTOY_GUID
+    uint8_t        chksum;           // checksum
+
+    uint8_t   vtoy_disk_guid[16];
+    uint64_t  vtoy_disk_size;       // disk size in bytes
+    uint16_t  vtoy_disk_part_id;    // begin with 1
+    uint16_t  vtoy_disk_part_type;  // 0:exfat   1:ntfs  other: reserved
+    char      vtoy_img_path[384];   // It seems to be enough, utf-8 format
+    uint64_t  vtoy_img_size;        // image file size in bytes
+
+    /* 
+     * Ventoy will write a copy of ventoy_image_location data into runtime memory
+     * this is the physically address and length of that memory.
+     * Address 0 means no such data exist.
+     * Address will be aligned by 4KB.
+     *
+     */
+    uint64_t  vtoy_img_location_addr;
+    uint32_t  vtoy_img_location_len;
+
+    uint8_t  vtoy_reserved[32];     // Internal use by ventoy
+
+    uint8_t   vtoy_disk_signature[4];
+    
+    uint8_t   reserved[27];
+}ventoy_os_param;
+
+#pragma pack()
+
+int vtoy_find_disk_by_guid(ventoy_os_param *param, char *diskname);
+#endif
+