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

   1 /******************************************************************************
   2  * ventoy_def.h
   3  *
   4  * Copyright (c) 2020, longpanda <admin@ventoy.net>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 3 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifndef __VENTOY_DEF_H__
  22 #define __VENTOY_DEF_H__
  23
  24 #define VTOY_MAX_SCRIPT_BUF    (4 * 1024 * 1024)
  25
  26 #define VTOY_PART_BUF_LEN  (128 * 1024)
  27
  28 #define VTOY_FILT_MIN_FILE_SIZE  32768
  29
  30 #define VTOY_SIZE_1GB     1073741824
  31 #define VTOY_SIZE_512KB  (512 * 1024)
  32 #define VTOY_SIZE_1KB     1024
  33
  34 #define JSON_SUCCESS    0
  35 #define JSON_FAILED     1
  36 #define JSON_NOT_FOUND  2
  37
  38 #define ulong unsigned long
  39 #define ulonglong  unsigned long long
  40
  41 #define vtoy_to_upper(c) (((char)(c) >= 'a' && (char)(c) <= 'z') ? ((char)(c) - 'a' + 'A') : (char)(c))
  42
  43 #define VENTOY_CMD_RETURN(err)  grub_errno = (err); return (err)
  44 #define VENTOY_FILE_TYPE    (GRUB_FILE_TYPE_NO_DECOMPRESS | GRUB_FILE_TYPE_LINUX_INITRD)
  45
  46 #define ventoy_env_op1(op, a) grub_env_##op(a)
  47 #define ventoy_env_op2(op, a, b) grub_env_##op((a), (b))
  48
  49 #define ventoy_get_env(key)         ventoy_env_op1(get, key)
  50 #define ventoy_set_env(key, val)    ventoy_env_op2(set, key, val)
  51
  52 #define VTOY_WARNING  "!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!"
  53
  54 typedef struct ventoy_initrd_ctx
  55 {
  56     const char *path_prefix;
  57     const char *dir_prefix;
  58 }ventoy_initrd_ctx;
  59
  60 typedef struct cmd_para
  61 {
  62     const char *name;
  63     grub_extcmd_func_t func;
  64     grub_command_flags_t flags;
  65     const struct grub_arg_option *parser;
  66
  67     const char *summary;
  68     const char *description;
  69
  70     grub_extcmd_t cmd;
  71 }cmd_para;
  72
  73 #define ventoy_align_2k(value)  ((value + 2047) / 2048 * 2048)
  74 #define ventoy_align(value, align)  (((value) + ((align) - 1)) & (~((align) - 1)))
  75
  76 #pragma pack(1)
  77 typedef struct cpio_newc_header
  78 {
  79     char  c_magic[6];
  80     char  c_ino[8];
  81     char  c_mode[8];
  82     char  c_uid[8];
  83     char  c_gid[8];
  84     char  c_nlink[8];
  85     char  c_mtime[8];
  86     char  c_filesize[8];
  87     char  c_devmajor[8];
  88     char  c_devminor[8];
  89     char  c_rdevmajor[8];
  90     char  c_rdevminor[8];
  91     char  c_namesize[8];
  92     char  c_check[8];
  93 }cpio_newc_header;
  94 #pragma pack()
  95
  96
  97 #define cmd_raw_name ctxt->extcmd->cmd->name
  98 #define check_free(p, func) if (p) { func(p); p = NULL; }
  99 #define grub_check_free(p) if (p) { grub_free(p); p = NULL; }
 100
 101 typedef int (*grub_char_check_func)(int c);
 102 #define ventoy_is_decimal(str)  ventoy_string_check(str, grub_isdigit)
 103
 104
 105 #pragma pack(1)
 106 typedef struct ventoy_patch_vhd
 107 {
 108     grub_uint8_t  part_offset_or_guid[16];
 109     grub_uint32_t reserved1;
 110     grub_uint32_t part_type;
 111     grub_uint8_t  disk_signature_or_guid[16];
 112     grub_uint8_t  reserved2[16];
 113     grub_uint8_t  vhd_file_path[1];
 114 }ventoy_patch_vhd;
 115 #pragma pack()
 116
 117 // El Torito Boot Record Volume Descriptor
 118 #pragma pack(1)
 119 typedef struct eltorito_descriptor
 120 {
 121     grub_uint8_t type;
 122     grub_uint8_t id[5];
 123     grub_uint8_t version;
 124     grub_uint8_t system_id[32];
 125     grub_uint8_t reserved[32];
 126     grub_uint32_t sector;
 127 }eltorito_descriptor;
 128
 129 typedef struct ventoy_iso9660_override
 130 {
 131     grub_uint32_t first_sector;
 132     grub_uint32_t first_sector_be;
 133     grub_uint32_t size;
 134     grub_uint32_t size_be;
 135 }ventoy_iso9660_override;
 136
 137 typedef struct ventoy_udf_override
 138 {
 139     grub_uint32_t length;
 140     grub_uint32_t position;
 141 }ventoy_udf_override;
 142
 143 typedef struct ventoy_iso9660_vd
 144 {
 145     grub_uint8_t type;
 146     grub_uint8_t id[5];
 147     grub_uint8_t ver;
 148     grub_uint8_t res;
 149     char sys[32];
 150     char vol[32];
 151 }ventoy_iso9660_vd;
 152
 153 #pragma pack()
 154
 155 #define img_type_iso  0
 156 #define img_type_wim  1
 157 #define img_type_efi  2
 158 #define img_type_img  3
 159 #define img_type_vhd  4
 160 #define img_type_vtoy 5
 161
 162 typedef struct img_info
 163 {
 164     int pathlen;
 165     char path[512];
 166     char name[256];
 167
 168     const char *alias;
 169     const char *class;
 170     const char *menu_prefix;
 171
 172     int id;
 173     int type;
 174     grub_uint64_t size;
 175     int select;
 176     int unsupport;
 177
 178     void *parent;
 179
 180     struct img_info *next;
 181     struct img_info *prev;
 182 }img_info;
 183
 184 typedef struct img_iterator_node
 185 {
 186     struct img_iterator_node *next;
 187     img_info **tail;
 188     char dir[400];
 189     int dirlen;
 190     int isocnt;
 191     int done;
 192     int select;
 193
 194     struct img_iterator_node *parent;
 195     struct img_iterator_node *firstchild;
 196
 197     void *firstiso;
 198 }img_iterator_node;
 199
 200
 201
 202 typedef struct initrd_info
 203 {
 204     char name[256];
 205
 206     grub_uint64_t offset;
 207     grub_uint64_t size;
 208
 209     grub_uint8_t  iso_type; // 0: iso9660  1:udf
 210     grub_uint32_t udf_start_block;
 211
 212     grub_uint64_t override_offset;
 213     grub_uint32_t override_length;
 214     char          override_data[32];
 215
 216     struct initrd_info *next;
 217     struct initrd_info *prev;
 218 }initrd_info;
 219
 220 extern initrd_info *g_initrd_img_list;
 221 extern initrd_info *g_initrd_img_tail;
 222 extern int g_initrd_img_count;
 223 extern int g_valid_initrd_count;
 224
 225 extern img_info *g_ventoy_img_list;
 226 extern int g_ventoy_img_count;
 227
 228 extern grub_uint8_t *g_ventoy_cpio_buf;
 229 extern grub_uint32_t g_ventoy_cpio_size;
 230 extern cpio_newc_header *g_ventoy_initrd_head;
 231 extern grub_uint8_t *g_ventoy_runtime_buf;
 232
 233 extern ventoy_guid  g_ventoy_guid;
 234
 235 extern ventoy_img_chunk_list g_img_chunk_list;
 236 extern ventoy_img_chunk_list g_wimiso_chunk_list;
 237 extern char *g_wimiso_path;
 238
 239 extern int g_ventoy_debug;
 240 void ventoy_debug(const char *fmt, ...);
 241 #define debug(fmt, ...) if (g_ventoy_debug) ventoy_debug("[VTOY]: "fmt, __VA_ARGS__)
 242
 243 #define vtoy_ssprintf(buf, pos, fmt, ...) \
 244     pos += grub_snprintf(buf + pos, VTOY_MAX_SCRIPT_BUF - pos, fmt, __VA_ARGS__)
 245
 246 #define FLAG_HEADER_RESERVED          0x00000001
 247 #define FLAG_HEADER_COMPRESSION       0x00000002
 248 #define FLAG_HEADER_READONLY          0x00000004
 249 #define FLAG_HEADER_SPANNED           0x00000008
 250 #define FLAG_HEADER_RESOURCE_ONLY     0x00000010
 251 #define FLAG_HEADER_METADATA_ONLY     0x00000020
 252 #define FLAG_HEADER_WRITE_IN_PROGRESS 0x00000040
 253 #define FLAG_HEADER_RP_FIX            0x00000080 // reparse point fixup
 254 #define FLAG_HEADER_COMPRESS_RESERVED 0x00010000
 255 #define FLAG_HEADER_COMPRESS_XPRESS   0x00020000
 256 #define FLAG_HEADER_COMPRESS_LZX      0x00040000
 257 #define FLAG_HEADER_COMPRESS_LZMS     0x00080000
 258
 259 #define RESHDR_FLAG_FREE 0x01
 260 #define RESHDR_FLAG_METADATA 0x02
 261 #define RESHDR_FLAG_COMPRESSED 0x04
 262 #define RESHDR_FLAG_SPANNED 0x08
 263
 264 #pragma pack(1)
 265
 266 /* A WIM resource header */
 267 typedef struct wim_resource_header
 268 {
 269     grub_uint64_t size_in_wim:56; /* Compressed length */
 270     grub_uint64_t flags:8;        /* flags  */
 271     grub_uint64_t offset;         /* Offset */
 272     grub_uint64_t raw_size;       /* Uncompressed length */
 273 }wim_resource_header;
 274
 275 /* WIM resource header length mask */
 276 #define WIM_RESHDR_ZLEN_MASK 0x00ffffffffffffffULL
 277
 278 /* WIM resource header flags */
 279 typedef enum wim_resource_header_flags
 280 {
 281     WIM_RESHDR_METADATA = ( 0x02ULL << 56 ),       /* Resource contains metadata */
 282     WIM_RESHDR_COMPRESSED = ( 0x04ULL << 56 ),     /* Resource is compressed */
 283     WIM_RESHDR_PACKED_STREAMS = ( 0x10ULL << 56 ), /* Resource is compressed using packed streams */
 284 }wim_resource_header_flags;
 285
 286 #define WIM_HEAD_SIGNATURE   "MSWIM\0\0"
 287
 288 /* WIM header */
 289 typedef struct wim_header
 290 {
 291     grub_uint8_t signature[8];          /* Signature */
 292     grub_uint32_t header_len;           /* Header length */
 293     grub_uint32_t version;              /* Verson */
 294     grub_uint32_t flags;                /* Flags */
 295     grub_uint32_t chunk_len;            /* Chunk length */
 296     grub_uint8_t guid[16];              /* GUID */
 297     grub_uint16_t part;                 /* Part number */
 298     grub_uint16_t parts;                /* Total number of parts */
 299     grub_uint32_t images;               /* number of images */
 300     wim_resource_header lookup;    /* Lookup table */
 301     wim_resource_header xml;       /* XML data */
 302     wim_resource_header metadata;  /* Boot metadata */
 303     grub_uint32_t boot_index;           /* Boot index */
 304     wim_resource_header integrity; /* Integrity table */
 305     grub_uint8_t reserved[60];          /* Reserved */
 306 } wim_header;
 307
 308 /* WIM header flags */
 309 typedef enum wim_header_flags
 310 {
 311     WIM_HDR_XPRESS = 0x00020000, /* WIM uses Xpress compresson */
 312     WIM_HDR_LZX = 0x00040000,    /* WIM uses LZX compression */
 313 }wim_header_flags;
 314
 315 /* A WIM file hash */
 316 typedef struct wim_hash
 317 {
 318     /* SHA-1 hash */
 319     grub_uint8_t sha1[20];
 320 }wim_hash;
 321
 322 /* A WIM lookup table entry */
 323 typedef struct wim_lookup_entry
 324 {
 325     wim_resource_header resource; /* Resource header */
 326     grub_uint16_t part;           /* Part number */
 327     grub_uint32_t refcnt;         /* Reference count */
 328     wim_hash hash;                /* Hash */
 329 }wim_lookup_entry;
 330
 331 /* WIM chunk length */
 332 #define WIM_CHUNK_LEN 32768
 333
 334 /* A WIM chunk buffer */
 335 typedef struct wim_chunk_buffer
 336 {
 337     grub_uint8_t data[WIM_CHUNK_LEN]; /*Data */
 338 }wim_chunk_buffer;
 339
 340 /* Security data */
 341 typedef struct wim_security_header
 342 {
 343     grub_uint32_t len;   /* Length */
 344     grub_uint32_t count; /* Number of entries */
 345 }wim_security_header;
 346
 347 /* Directory entry */
 348 typedef struct wim_directory_entry
 349 {
 350     grub_uint64_t len;                 /* Length */
 351     grub_uint32_t attributes;     /* Attributes */
 352     grub_uint32_t security;       /* Security ID */
 353     grub_uint64_t subdir;              /* Subdirectory offset */
 354     grub_uint8_t reserved1[16];   /* Reserved */
 355     grub_uint64_t created;             /* Creation time */
 356     grub_uint64_t accessed;            /* Last access time */
 357     grub_uint64_t written;             /* Last written time */
 358     wim_hash hash;                /* Hash */
 359     grub_uint8_t reserved2[12];   /* Reserved */
 360     grub_uint16_t streams;        /* Streams */
 361     grub_uint16_t short_name_len; /* Short name length */
 362     grub_uint16_t name_len;       /* Name length */
 363 }wim_directory_entry;
 364
 365 /** Normal file */
 366 #define WIM_ATTR_NORMAL 0x00000080UL
 367
 368 /** No security information exists for this file */
 369 #define WIM_NO_SECURITY 0xffffffffUL
 370
 371 #pragma pack()
 372
 373
 374 typedef struct wim_tail
 375 {
 376     grub_uint32_t wim_raw_size;
 377     grub_uint32_t wim_align_size;
 378
 379     grub_uint8_t  iso_type;
 380     grub_uint64_t file_offset;
 381     grub_uint32_t udf_start_block;
 382     grub_uint64_t fe_entry_size_offset;
 383     grub_uint64_t override_offset;
 384     grub_uint32_t override_len;
 385     grub_uint8_t  override_data[32];
 386
 387     wim_header wim_header;
 388
 389     wim_hash bin_hash;
 390     grub_uint32_t jump_exe_len;
 391     grub_uint8_t *jump_bin_data;
 392     grub_uint32_t bin_raw_len;
 393     grub_uint32_t bin_align_len;
 394
 395     grub_uint8_t *new_meta_data;
 396     grub_uint32_t new_meta_len;
 397     grub_uint32_t new_meta_align_len;
 398
 399     grub_uint8_t *new_lookup_data;
 400     grub_uint32_t new_lookup_len;
 401     grub_uint32_t new_lookup_align_len;
 402 }wim_tail;
 403
 404 typedef struct wim_patch
 405 {
 406     int pathlen;
 407     char path[256];
 408
 409     wim_hash old_hash;
 410     wim_tail wim_data;
 411     wim_lookup_entry *replace_look;
 412
 413     int valid;
 414
 415     struct wim_patch *next;
 416 }wim_patch;
 417
 418
 419 typedef enum _JSON_TYPE
 420 {
 421     JSON_TYPE_NUMBER = 0,
 422     JSON_TYPE_STRING,
 423     JSON_TYPE_BOOL,
 424     JSON_TYPE_ARRAY,
 425     JSON_TYPE_OBJECT,
 426     JSON_TYPE_NULL,
 427     JSON_TYPE_BUTT
 428 }JSON_TYPE;
 429
 430
 431 typedef struct _VTOY_JSON
 432 {
 433     struct _VTOY_JSON *pstPrev;
 434     struct _VTOY_JSON *pstNext;
 435     struct _VTOY_JSON *pstChild;
 436
 437     JSON_TYPE enDataType;
 438     union
 439     {
 440         char  *pcStrVal;
 441         int   iNumVal;
 442         grub_uint64_t lValue;
 443     }unData;
 444
 445     char *pcName;
 446 }VTOY_JSON;
 447
 448 typedef struct _JSON_PARSE
 449 {
 450     char *pcKey;
 451     void *pDataBuf;
 452     grub_uint32_t  uiBufSize;
 453 }JSON_PARSE;
 454
 455 #define JSON_NEW_ITEM(pstJson, ret) \
 456 { \
 457     (pstJson) = (VTOY_JSON *)grub_zalloc(sizeof(VTOY_JSON)); \
 458     if (NULL == (pstJson)) \
 459     { \
 460         json_debug("Failed to alloc memory for json.\n"); \
 461         return (ret); \
 462     } \
 463 }
 464
 465 typedef int (*ventoy_plugin_entry_pf)(VTOY_JSON *json, const char *isodisk);
 466 typedef int (*ventoy_plugin_check_pf)(VTOY_JSON *json, const char *isodisk);
 467
 468 typedef struct plugin_entry
 469 {
 470     const char *key;
 471     ventoy_plugin_entry_pf entryfunc;
 472     ventoy_plugin_check_pf checkfunc;
 473 }plugin_entry;
 474
 475
 476 void ventoy_fill_os_param(grub_file_t file, ventoy_os_param *param);
 477 grub_err_t ventoy_cmd_isolinux_initrd_collect(grub_extcmd_context_t ctxt, int argc, char **args);
 478 grub_err_t ventoy_cmd_grub_initrd_collect(grub_extcmd_context_t ctxt, int argc, char **args);
 479 grub_err_t ventoy_cmd_specify_initrd_file(grub_extcmd_context_t ctxt, int argc, char **args);
 480 grub_err_t ventoy_cmd_dump_initrd_list(grub_extcmd_context_t ctxt, int argc, char **args);
 481 grub_err_t ventoy_cmd_clear_initrd_list(grub_extcmd_context_t ctxt, int argc, char **args);
 482 grub_uint32_t ventoy_get_iso_boot_catlog(grub_file_t file);
 483 int ventoy_has_efi_eltorito(grub_file_t file, grub_uint32_t sector);
 484 grub_err_t ventoy_cmd_linux_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 485 grub_err_t ventoy_cmd_linux_locate_initrd(grub_extcmd_context_t ctxt, int argc, char **args);
 486 grub_err_t ventoy_cmd_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 487 grub_err_t ventoy_cmd_valid_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 488 grub_err_t ventoy_cmd_load_cpio(grub_extcmd_context_t ctxt, int argc, char **args);
 489 grub_err_t ventoy_cmd_cpio_busybox_64(grub_extcmd_context_t ctxt, int argc, char **args);
 490 grub_err_t ventoy_cmd_trailer_cpio(grub_extcmd_context_t ctxt, int argc, char **args);
 491 int ventoy_cpio_newc_fill_head(void *buf, int filesize, const void *filedata, const char *name);
 492 grub_file_t ventoy_grub_file_open(enum grub_file_type type, const char *fmt, ...);
 493 grub_uint64_t ventoy_grub_get_file_size(const char *fmt, ...);
 494 int ventoy_is_file_exist(const char *fmt, ...);
 495 int ventoy_is_dir_exist(const char *fmt, ...);
 496 int ventoy_fill_data(grub_uint32_t buflen, char *buffer);
 497 grub_err_t ventoy_cmd_load_plugin(grub_extcmd_context_t ctxt, int argc, char **args);
 498 grub_err_t ventoy_cmd_wimdows_reset(grub_extcmd_context_t ctxt, int argc, char **args);
 499 grub_err_t ventoy_cmd_windows_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 500 grub_err_t ventoy_cmd_wim_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 501 grub_err_t ventoy_cmd_dump_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 502
 503 VTOY_JSON *vtoy_json_find_item
 504 (
 505     VTOY_JSON *pstJson,
 506     JSON_TYPE  enDataType,
 507     const char *szKey
 508 );
 509 int vtoy_json_parse_value
 510 (
 511     char *pcNewStart,
 512     char *pcRawStart,
 513     VTOY_JSON *pstJson,
 514     const char *pcData,
 515     const char **ppcEnd
 516 );
 517 VTOY_JSON * vtoy_json_create(void);
 518 int vtoy_json_parse(VTOY_JSON *pstJson, const char *szJsonData);
 519
 520 int vtoy_json_scan_parse
 521 (
 522     const VTOY_JSON    *pstJson,
 523     grub_uint32_t       uiParseNum,
 524     JSON_PARSE         *pstJsonParse
 525 );
 526
 527 int vtoy_json_scan_array
 528 (
 529      VTOY_JSON *pstJson,
 530      const char *szKey,
 531      VTOY_JSON **ppstArrayItem
 532 );
 533
 534 int vtoy_json_scan_array_ex
 535 (
 536      VTOY_JSON *pstJson,
 537      const char *szKey,
 538      VTOY_JSON **ppstArrayItem
 539 );
 540 int vtoy_json_scan_object
 541 (
 542      VTOY_JSON *pstJson,
 543      const char *szKey,
 544     VTOY_JSON **ppstObjectItem
 545 );
 546 int vtoy_json_get_int
 547 (
 548     VTOY_JSON *pstJson,
 549     const char *szKey,
 550     int *piValue
 551 );
 552 int vtoy_json_get_uint
 553 (
 554     VTOY_JSON *pstJson,
 555     const char *szKey,
 556     grub_uint32_t *puiValue
 557 );
 558 int vtoy_json_get_uint64
 559 (
 560     VTOY_JSON *pstJson,
 561     const char *szKey,
 562     grub_uint64_t *pui64Value
 563 );
 564 int vtoy_json_get_bool
 565 (
 566     VTOY_JSON *pstJson,
 567     const char *szKey,
 568     grub_uint8_t *pbValue
 569 );
 570 int vtoy_json_get_string
 571 (
 572      VTOY_JSON *pstJson,
 573      const char *szKey,
 574      grub_uint32_t  uiBufLen,
 575      char *pcBuf
 576 );
 577 const char * vtoy_json_get_string_ex(VTOY_JSON *pstJson,  const char *szKey);
 578 int vtoy_json_destroy(VTOY_JSON *pstJson);
 579
 580
 581 grub_uint32_t CalculateCrc32
 582 (
 583     const void       *Buffer,
 584     grub_uint32_t          Length,
 585     grub_uint32_t          InitValue
 586 );
 587
 588 static inline int ventoy_isspace (int c)
 589 {
 590     return (c == '\n' || c == '\r' || c == ' ' || c == '\t');
 591 }
 592
 593 static inline int ventoy_is_word_end(int c)
 594 {
 595     return (c == 0 || c == ',' || ventoy_isspace(c));
 596 }
 597
 598 #pragma pack(1)
 599 typedef struct ventoy_part_table
 600 {
 601     grub_uint8_t  Active; // 0x00  0x80
 602
 603     grub_uint8_t  StartHead;
 604     grub_uint16_t StartSector : 6;
 605     grub_uint16_t StartCylinder : 10;
 606
 607     grub_uint8_t  FsFlag;
 608
 609     grub_uint8_t  EndHead;
 610     grub_uint16_t EndSector : 6;
 611     grub_uint16_t EndCylinder : 10;
 612
 613     grub_uint32_t StartSectorId;
 614     grub_uint32_t SectorCount;
 615 }ventoy_part_table;
 616
 617 typedef struct ventoy_mbr_head
 618 {
 619     grub_uint8_t BootCode[446];
 620     ventoy_part_table PartTbl[4];
 621     grub_uint8_t Byte55;
 622     grub_uint8_t ByteAA;
 623 }ventoy_mbr_head;
 624
 625 typedef struct ventoy_gpt_head
 626 {
 627     char   Signature[8]; /* EFI PART */
 628     grub_uint8_t  Version[4];
 629     grub_uint32_t Length;
 630     grub_uint32_t Crc;
 631     grub_uint8_t  Reserved1[4];
 632     grub_uint64_t EfiStartLBA;
 633     grub_uint64_t EfiBackupLBA;
 634     grub_uint64_t PartAreaStartLBA;
 635     grub_uint64_t PartAreaEndLBA;
 636     grub_uint8_t  DiskGuid[16];
 637     grub_uint64_t PartTblStartLBA;
 638     grub_uint32_t PartTblTotNum;
 639     grub_uint32_t PartTblEntryLen;
 640     grub_uint32_t PartTblCrc;
 641     grub_uint8_t  Reserved2[420];
 642 }ventoy_gpt_head;
 643
 644 typedef struct ventoy_gpt_part_tbl
 645 {
 646     grub_uint8_t  PartType[16];
 647     grub_uint8_t  PartGuid[16];
 648     grub_uint64_t StartLBA;
 649     grub_uint64_t LastLBA;
 650     grub_uint64_t Attr;
 651     grub_uint16_t Name[36];
 652 }ventoy_gpt_part_tbl;
 653
 654 typedef struct ventoy_gpt_info
 655 {
 656     ventoy_mbr_head MBR;
 657     ventoy_gpt_head Head;
 658     ventoy_gpt_part_tbl PartTbl[128];
 659 }ventoy_gpt_info;
 660
 661 typedef struct vhd_footer_t
 662 {
 663     char             cookie[8];    // Cookie
 664     grub_uint32_t    features;     // Features
 665     grub_uint32_t    ffversion;    // File format version
 666     grub_uint32_t    dataoffset;   // Data offset
 667     grub_uint32_t    timestamp;    // Timestamp
 668     grub_uint32_t    creatorapp;   // Creator application
 669     grub_uint32_t    creatorver;   // Creator version
 670     grub_uint32_t    creatorhos;   // Creator host OS
 671     grub_uint32_t    origsize;     // Original size
 672     grub_uint32_t    currsize;     // Current size
 673     grub_uint32_t    diskgeom;     // Disk geometry
 674     grub_uint32_t    disktype;     // Disk type
 675     grub_uint32_t    checksum;     // Checksum
 676     grub_uint8_t     uniqueid[16]; // Unique ID
 677     grub_uint8_t     savedst;      // Saved state
 678 }vhd_footer_t;
 679
 680 #define VDI_IMAGE_FILE_INFO   "<<< Oracle VM VirtualBox Disk Image >>>\n"
 681
 682 /** Image signature. */
 683 #define VDI_IMAGE_SIGNATURE   (0xbeda107f)
 684
 685 typedef struct VDIPREHEADER
 686 {
 687     /** Just text info about image type, for eyes only. */
 688     char            szFileInfo[64];
 689     /** The image signature (VDI_IMAGE_SIGNATURE). */
 690     grub_uint32_t   u32Signature;
 691     /** The image version (VDI_IMAGE_VERSION). */
 692     grub_uint32_t   u32Version;
 693 } VDIPREHEADER, *PVDIPREHEADER;
 694
 695 #pragma pack()
 696
 697 typedef struct ventoy_video_mode
 698 {
 699     grub_uint32_t width;
 700     grub_uint32_t height;
 701     grub_uint32_t bpp;
 702 }ventoy_video_mode;
 703
 704
 705
 706 typedef struct file_fullpath
 707 {
 708     char path[256];
 709 }file_fullpath;
 710
 711 typedef struct install_template
 712 {
 713     int pathlen;
 714     char isopath[256];
 715
 716     int autosel;
 717     int cursel;
 718     int templatenum;
 719     file_fullpath *templatepath;
 720
 721     struct install_template *next;
 722 }install_template;
 723
 724 typedef struct persistence_config
 725 {
 726     int pathlen;
 727     char isopath[256];
 728
 729     int autosel;
 730     int cursel;
 731     int backendnum;
 732     file_fullpath *backendpath;
 733
 734     struct persistence_config *next;
 735 }persistence_config;
 736
 737 #define vtoy_alias_image_file 0
 738 #define vtoy_alias_directory  1
 739
 740 typedef struct menu_alias
 741 {
 742     int type;
 743     int pathlen;
 744     char isopath[256];
 745     char alias[256];
 746
 747     struct menu_alias *next;
 748 }menu_alias;
 749
 750 #define vtoy_class_image_file  0
 751 #define vtoy_class_directory   1
 752
 753 typedef struct menu_class
 754 {
 755     int  type;
 756     int  patlen;
 757     char pattern[256];
 758     char class[64];
 759
 760     struct menu_class *next;
 761 }menu_class;
 762
 763 typedef struct injection_config
 764 {
 765     int pathlen;
 766     char isopath[256];
 767     char archive[256];
 768
 769     struct injection_config *next;
 770 }injection_config;
 771
 772 typedef struct auto_memdisk
 773 {
 774     int pathlen;
 775     char isopath[256];
 776
 777     struct auto_memdisk *next;
 778 }auto_memdisk;
 779
 780 extern int g_ventoy_menu_esc;
 781 extern int g_ventoy_suppress_esc;
 782 extern int g_ventoy_last_entry;
 783 extern int g_ventoy_memdisk_mode;
 784 extern int g_ventoy_iso_raw;
 785 extern int g_ventoy_iso_uefi_drv;
 786 extern int g_ventoy_case_insensitive;
 787 extern grub_uint8_t g_ventoy_chain_type;
 788 extern int g_vhdboot_enable;
 789 extern ventoy_gpt_info *g_ventoy_part_info;
 790
 791
 792 #define ventoy_unix_fill_virt(new_data, new_len) \
 793 { \
 794     data_secs = (new_len + 2047) / 2048; \
 795     cur->mem_sector_start   = sector; \
 796     cur->mem_sector_end     = cur->mem_sector_start + data_secs; \
 797     cur->mem_sector_offset  = offset; \
 798     cur->remap_sector_start = 0; \
 799     cur->remap_sector_end   = 0; \
 800     cur->org_sector_start   = 0; \
 801     grub_memcpy(override + offset, new_data, new_len); \
 802     cur++; \
 803     sector += data_secs; \
 804     offset += new_len; \
 805     chain->virt_img_size_in_bytes += data_secs * 2048; \
 806 }
 807
 808 char * ventoy_get_line(char *start);
 809 int ventoy_cmp_img(img_info *img1, img_info *img2);
 810 void ventoy_swap_img(img_info *img1, img_info *img2);
 811 char * ventoy_plugin_get_cur_install_template(const char *isopath);
 812 install_template * ventoy_plugin_find_install_template(const char *isopath);
 813 persistence_config * ventoy_plugin_find_persistent(const char *isopath);
 814 void ventoy_plugin_dump_injection(void);
 815 void ventoy_plugin_dump_auto_install(void);
 816 int ventoy_fill_windows_rtdata(void *buf, char *isopath);
 817 int ventoy_plugin_get_persistent_chunklist(const char *isopath, int index, ventoy_img_chunk_list *chunk_list);
 818 const char * ventoy_plugin_get_injection(const char *isopath);
 819 const char * ventoy_plugin_get_menu_alias(int type, const char *isopath);
 820 const char * ventoy_plugin_get_menu_class(int type, const char *name);
 821 int ventoy_plugin_check_memdisk(const char *isopath);
 822 int ventoy_get_block_list(grub_file_t file, ventoy_img_chunk_list *chunklist, grub_disk_addr_t start);
 823 int ventoy_check_block_list(grub_file_t file, ventoy_img_chunk_list *chunklist, grub_disk_addr_t start);
 824 void ventoy_plugin_dump_persistence(void);
 825 grub_err_t ventoy_cmd_plugin_check_json(grub_extcmd_context_t ctxt, int argc, char **args);
 826 grub_err_t ventoy_cmd_linux_get_main_initrd_index(grub_extcmd_context_t ctxt, int argc, char **args);
 827 grub_err_t ventoy_cmd_collect_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 828 grub_err_t ventoy_cmd_wim_patch_count(grub_extcmd_context_t ctxt, int argc, char **args);
 829 grub_err_t ventoy_cmd_locate_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 830 grub_err_t ventoy_cmd_unix_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 831 int ventoy_get_disk_guid(const char *filename, grub_uint8_t *guid, grub_uint8_t *signature);
 832 grub_err_t ventoy_cmd_unix_reset(grub_extcmd_context_t ctxt, int argc, char **args);
 833 grub_err_t ventoy_cmd_unix_replace_conf(grub_extcmd_context_t ctxt, int argc, char **args);
 834 grub_err_t ventoy_cmd_unix_replace_ko(grub_extcmd_context_t ctxt, int argc, char **args);
 835 grub_err_t ventoy_cmd_unix_freebsd_ver(grub_extcmd_context_t ctxt, int argc, char **args);
 836 grub_err_t ventoy_cmd_parse_freenas_ver(grub_extcmd_context_t ctxt, int argc, char **args);
 837 int ventoy_check_device_result(int ret);
 838 int ventoy_check_device(grub_device_t dev);
 839 void ventoy_debug_dump_guid(const char *prefix, grub_uint8_t *guid);
 840 grub_err_t ventoy_cmd_load_vhdboot(grub_extcmd_context_t ctxt, int argc, char **args);
 841 grub_err_t ventoy_cmd_patch_vhdboot(grub_extcmd_context_t ctxt, int argc, char **args);
 842 grub_err_t ventoy_cmd_raw_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 843 grub_err_t ventoy_cmd_get_vtoy_type(grub_extcmd_context_t ctxt, int argc, char **args);
 844
 845 #endif /* __VENTOY_DEF_H__ */
 846