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_1MB     (1024 * 1024)
  32 #define VTOY_SIZE_512KB   (512 * 1024)
  33 #define VTOY_SIZE_1KB     1024
  34
  35 #define JSON_SUCCESS    0
  36 #define JSON_FAILED     1
  37 #define JSON_NOT_FOUND  2
  38
  39 #define ulong unsigned long
  40 #define ulonglong  unsigned long long
  41
  42 #define vtoy_to_upper(c) (((char)(c) >= 'a' && (char)(c) <= 'z') ? ((char)(c) - 'a' + 'A') : (char)(c))
  43
  44 #define VENTOY_CMD_RETURN(err)  grub_errno = (err); return (err)
  45 #define VENTOY_FILE_TYPE    (GRUB_FILE_TYPE_NO_DECOMPRESS | GRUB_FILE_TYPE_LINUX_INITRD)
  46
  47 #define ventoy_env_op1(op, a) grub_env_##op(a)
  48 #define ventoy_env_op2(op, a, b) grub_env_##op((a), (b))
  49
  50 #define ventoy_get_env(key)         ventoy_env_op1(get, key)
  51 #define ventoy_set_env(key, val)    ventoy_env_op2(set, key, val)
  52
  53 #define VTOY_WARNING  "!!!!!!!!!!!!! WARNING !!!!!!!!!!!!!"
  54
  55 typedef struct ventoy_initrd_ctx
  56 {
  57     const char *path_prefix;
  58     const char *dir_prefix;
  59 }ventoy_initrd_ctx;
  60
  61 typedef struct cmd_para
  62 {
  63     const char *name;
  64     grub_extcmd_func_t func;
  65     grub_command_flags_t flags;
  66     const struct grub_arg_option *parser;
  67
  68     const char *summary;
  69     const char *description;
  70
  71     grub_extcmd_t cmd;
  72 }cmd_para;
  73
  74 #define ventoy_align_2k(value)  ((value + 2047) / 2048 * 2048)
  75 #define ventoy_align(value, align)  (((value) + ((align) - 1)) & (~((align) - 1)))
  76
  77 #pragma pack(1)
  78 typedef struct cpio_newc_header
  79 {
  80     char  c_magic[6];
  81     char  c_ino[8];
  82     char  c_mode[8];
  83     char  c_uid[8];
  84     char  c_gid[8];
  85     char  c_nlink[8];
  86     char  c_mtime[8];
  87     char  c_filesize[8];
  88     char  c_devmajor[8];
  89     char  c_devminor[8];
  90     char  c_rdevmajor[8];
  91     char  c_rdevminor[8];
  92     char  c_namesize[8];
  93     char  c_check[8];
  94 }cpio_newc_header;
  95 #pragma pack()
  96
  97
  98 #define cmd_raw_name ctxt->extcmd->cmd->name
  99 #define check_free(p, func) if (p) { func(p); p = NULL; }
 100 #define grub_check_free(p) if (p) { grub_free(p); p = NULL; }
 101
 102 typedef int (*grub_char_check_func)(int c);
 103 #define ventoy_is_decimal(str)  ventoy_string_check(str, grub_isdigit)
 104
 105
 106 #pragma pack(1)
 107 typedef struct ventoy_patch_vhd
 108 {
 109     grub_uint8_t  part_offset_or_guid[16];
 110     grub_uint32_t reserved1;
 111     grub_uint32_t part_type;
 112     grub_uint8_t  disk_signature_or_guid[16];
 113     grub_uint8_t  reserved2[16];
 114     grub_uint8_t  vhd_file_path[1];
 115 }ventoy_patch_vhd;
 116 #pragma pack()
 117
 118 // El Torito Boot Record Volume Descriptor
 119 #pragma pack(1)
 120 typedef struct eltorito_descriptor
 121 {
 122     grub_uint8_t type;
 123     grub_uint8_t id[5];
 124     grub_uint8_t version;
 125     grub_uint8_t system_id[32];
 126     grub_uint8_t reserved[32];
 127     grub_uint32_t sector;
 128 }eltorito_descriptor;
 129
 130 typedef struct ventoy_iso9660_override
 131 {
 132     grub_uint32_t first_sector;
 133     grub_uint32_t first_sector_be;
 134     grub_uint32_t size;
 135     grub_uint32_t size_be;
 136 }ventoy_iso9660_override;
 137
 138 typedef struct ventoy_udf_override
 139 {
 140     grub_uint32_t length;
 141     grub_uint32_t position;
 142 }ventoy_udf_override;
 143
 144 typedef struct ventoy_iso9660_vd
 145 {
 146     grub_uint8_t type;
 147     grub_uint8_t id[5];
 148     grub_uint8_t ver;
 149     grub_uint8_t res;
 150     char sys[32];
 151     char vol[32];
 152 }ventoy_iso9660_vd;
 153
 154 #pragma pack()
 155
 156 #define img_type_iso  0
 157 #define img_type_wim  1
 158 #define img_type_efi  2
 159 #define img_type_img  3
 160 #define img_type_vhd  4
 161 #define img_type_vtoy 5
 162
 163 typedef struct img_info
 164 {
 165     int pathlen;
 166     char path[512];
 167     char name[256];
 168
 169     const char *alias;
 170     const char *class;
 171     const char *menu_prefix;
 172
 173     int id;
 174     int type;
 175     grub_uint64_t size;
 176     int select;
 177     int unsupport;
 178
 179     void *parent;
 180
 181     struct img_info *next;
 182     struct img_info *prev;
 183 }img_info;
 184
 185 typedef struct img_iterator_node
 186 {
 187     struct img_iterator_node *next;
 188     img_info **tail;
 189     char dir[400];
 190     int dirlen;
 191     int isocnt;
 192     int done;
 193     int select;
 194
 195     struct img_iterator_node *parent;
 196     struct img_iterator_node *firstchild;
 197
 198     void *firstiso;
 199 }img_iterator_node;
 200
 201
 202
 203 typedef struct initrd_info
 204 {
 205     char name[256];
 206
 207     grub_uint64_t offset;
 208     grub_uint64_t size;
 209
 210     grub_uint8_t  iso_type; // 0: iso9660  1:udf
 211     grub_uint32_t udf_start_block;
 212
 213     grub_uint64_t override_offset;
 214     grub_uint32_t override_length;
 215     char          override_data[32];
 216
 217     struct initrd_info *next;
 218     struct initrd_info *prev;
 219 }initrd_info;
 220
 221 extern initrd_info *g_initrd_img_list;
 222 extern initrd_info *g_initrd_img_tail;
 223 extern int g_initrd_img_count;
 224 extern int g_valid_initrd_count;
 225
 226 extern img_info *g_ventoy_img_list;
 227 extern int g_ventoy_img_count;
 228
 229 extern grub_uint8_t *g_ventoy_cpio_buf;
 230 extern grub_uint32_t g_ventoy_cpio_size;
 231 extern cpio_newc_header *g_ventoy_initrd_head;
 232 extern grub_uint8_t *g_ventoy_runtime_buf;
 233
 234 extern ventoy_guid  g_ventoy_guid;
 235
 236 extern ventoy_img_chunk_list g_img_chunk_list;
 237 extern ventoy_img_chunk_list g_wimiso_chunk_list;
 238 extern char *g_wimiso_path;
 239
 240 extern int g_ventoy_debug;
 241 void ventoy_debug(const char *fmt, ...);
 242 #define debug(fmt, ...) if (g_ventoy_debug) ventoy_debug("[VTOY]: "fmt, __VA_ARGS__)
 243
 244 #define vtoy_ssprintf(buf, pos, fmt, ...) \
 245     pos += grub_snprintf(buf + pos, VTOY_MAX_SCRIPT_BUF - pos, fmt, __VA_ARGS__)
 246
 247 #define FLAG_HEADER_RESERVED          0x00000001
 248 #define FLAG_HEADER_COMPRESSION       0x00000002
 249 #define FLAG_HEADER_READONLY          0x00000004
 250 #define FLAG_HEADER_SPANNED           0x00000008
 251 #define FLAG_HEADER_RESOURCE_ONLY     0x00000010
 252 #define FLAG_HEADER_METADATA_ONLY     0x00000020
 253 #define FLAG_HEADER_WRITE_IN_PROGRESS 0x00000040
 254 #define FLAG_HEADER_RP_FIX            0x00000080 // reparse point fixup
 255 #define FLAG_HEADER_COMPRESS_RESERVED 0x00010000
 256 #define FLAG_HEADER_COMPRESS_XPRESS   0x00020000
 257 #define FLAG_HEADER_COMPRESS_LZX      0x00040000
 258 #define FLAG_HEADER_COMPRESS_LZMS     0x00080000
 259
 260 #define RESHDR_FLAG_FREE 0x01
 261 #define RESHDR_FLAG_METADATA 0x02
 262 #define RESHDR_FLAG_COMPRESSED 0x04
 263 #define RESHDR_FLAG_SPANNED 0x08
 264
 265 #pragma pack(1)
 266
 267 /* A WIM resource header */
 268 typedef struct wim_resource_header
 269 {
 270     grub_uint64_t size_in_wim:56; /* Compressed length */
 271     grub_uint64_t flags:8;        /* flags  */
 272     grub_uint64_t offset;         /* Offset */
 273     grub_uint64_t raw_size;       /* Uncompressed length */
 274 }wim_resource_header;
 275
 276 /* WIM resource header length mask */
 277 #define WIM_RESHDR_ZLEN_MASK 0x00ffffffffffffffULL
 278
 279 /* WIM resource header flags */
 280 typedef enum wim_resource_header_flags
 281 {
 282     WIM_RESHDR_METADATA = ( 0x02ULL << 56 ),       /* Resource contains metadata */
 283     WIM_RESHDR_COMPRESSED = ( 0x04ULL << 56 ),     /* Resource is compressed */
 284     WIM_RESHDR_PACKED_STREAMS = ( 0x10ULL << 56 ), /* Resource is compressed using packed streams */
 285 }wim_resource_header_flags;
 286
 287 #define WIM_HEAD_SIGNATURE   "MSWIM\0\0"
 288
 289 /* WIM header */
 290 typedef struct wim_header
 291 {
 292     grub_uint8_t signature[8];          /* Signature */
 293     grub_uint32_t header_len;           /* Header length */
 294     grub_uint32_t version;              /* Verson */
 295     grub_uint32_t flags;                /* Flags */
 296     grub_uint32_t chunk_len;            /* Chunk length */
 297     grub_uint8_t guid[16];              /* GUID */
 298     grub_uint16_t part;                 /* Part number */
 299     grub_uint16_t parts;                /* Total number of parts */
 300     grub_uint32_t images;               /* number of images */
 301     wim_resource_header lookup;    /* Lookup table */
 302     wim_resource_header xml;       /* XML data */
 303     wim_resource_header metadata;  /* Boot metadata */
 304     grub_uint32_t boot_index;           /* Boot index */
 305     wim_resource_header integrity; /* Integrity table */
 306     grub_uint8_t reserved[60];          /* Reserved */
 307 } wim_header;
 308
 309 /* WIM header flags */
 310 typedef enum wim_header_flags
 311 {
 312     WIM_HDR_XPRESS = 0x00020000, /* WIM uses Xpress compresson */
 313     WIM_HDR_LZX = 0x00040000,    /* WIM uses LZX compression */
 314 }wim_header_flags;
 315
 316 /* A WIM file hash */
 317 typedef struct wim_hash
 318 {
 319     /* SHA-1 hash */
 320     grub_uint8_t sha1[20];
 321 }wim_hash;
 322
 323 /* A WIM lookup table entry */
 324 typedef struct wim_lookup_entry
 325 {
 326     wim_resource_header resource; /* Resource header */
 327     grub_uint16_t part;           /* Part number */
 328     grub_uint32_t refcnt;         /* Reference count */
 329     wim_hash hash;                /* Hash */
 330 }wim_lookup_entry;
 331
 332 /* WIM chunk length */
 333 #define WIM_CHUNK_LEN 32768
 334
 335 /* A WIM chunk buffer */
 336 typedef struct wim_chunk_buffer
 337 {
 338     grub_uint8_t data[WIM_CHUNK_LEN]; /*Data */
 339 }wim_chunk_buffer;
 340
 341 /* Security data */
 342 typedef struct wim_security_header
 343 {
 344     grub_uint32_t len;   /* Length */
 345     grub_uint32_t count; /* Number of entries */
 346 }wim_security_header;
 347
 348 /* Directory entry */
 349 typedef struct wim_directory_entry
 350 {
 351     grub_uint64_t len;                 /* Length */
 352     grub_uint32_t attributes;     /* Attributes */
 353     grub_uint32_t security;       /* Security ID */
 354     grub_uint64_t subdir;              /* Subdirectory offset */
 355     grub_uint8_t reserved1[16];   /* Reserved */
 356     grub_uint64_t created;             /* Creation time */
 357     grub_uint64_t accessed;            /* Last access time */
 358     grub_uint64_t written;             /* Last written time */
 359     wim_hash hash;                /* Hash */
 360     grub_uint8_t reserved2[12];   /* Reserved */
 361     grub_uint16_t streams;        /* Streams */
 362     grub_uint16_t short_name_len; /* Short name length */
 363     grub_uint16_t name_len;       /* Name length */
 364 }wim_directory_entry;
 365
 366 /** Normal file */
 367 #define WIM_ATTR_NORMAL 0x00000080UL
 368
 369 /** No security information exists for this file */
 370 #define WIM_NO_SECURITY 0xffffffffUL
 371
 372 #pragma pack()
 373
 374
 375 typedef struct wim_tail
 376 {
 377     grub_uint32_t wim_raw_size;
 378     grub_uint32_t wim_align_size;
 379
 380     grub_uint8_t  iso_type;
 381     grub_uint64_t file_offset;
 382     grub_uint32_t udf_start_block;
 383     grub_uint64_t fe_entry_size_offset;
 384     grub_uint64_t override_offset;
 385     grub_uint32_t override_len;
 386     grub_uint8_t  override_data[32];
 387
 388     wim_header wim_header;
 389
 390     wim_hash bin_hash;
 391     grub_uint32_t jump_exe_len;
 392     grub_uint8_t *jump_bin_data;
 393     grub_uint32_t bin_raw_len;
 394     grub_uint32_t bin_align_len;
 395
 396     grub_uint8_t *new_meta_data;
 397     grub_uint32_t new_meta_len;
 398     grub_uint32_t new_meta_align_len;
 399
 400     grub_uint8_t *new_lookup_data;
 401     grub_uint32_t new_lookup_len;
 402     grub_uint32_t new_lookup_align_len;
 403 }wim_tail;
 404
 405 typedef struct wim_patch
 406 {
 407     int pathlen;
 408     char path[256];
 409
 410     wim_hash old_hash;
 411     wim_tail wim_data;
 412     wim_lookup_entry *replace_look;
 413
 414     int valid;
 415
 416     struct wim_patch *next;
 417 }wim_patch;
 418
 419
 420 typedef enum _JSON_TYPE
 421 {
 422     JSON_TYPE_NUMBER = 0,
 423     JSON_TYPE_STRING,
 424     JSON_TYPE_BOOL,
 425     JSON_TYPE_ARRAY,
 426     JSON_TYPE_OBJECT,
 427     JSON_TYPE_NULL,
 428     JSON_TYPE_BUTT
 429 }JSON_TYPE;
 430
 431
 432 typedef struct _VTOY_JSON
 433 {
 434     struct _VTOY_JSON *pstPrev;
 435     struct _VTOY_JSON *pstNext;
 436     struct _VTOY_JSON *pstChild;
 437
 438     JSON_TYPE enDataType;
 439     union
 440     {
 441         char  *pcStrVal;
 442         int   iNumVal;
 443         grub_uint64_t lValue;
 444     }unData;
 445
 446     char *pcName;
 447 }VTOY_JSON;
 448
 449 typedef struct _JSON_PARSE
 450 {
 451     char *pcKey;
 452     void *pDataBuf;
 453     grub_uint32_t  uiBufSize;
 454 }JSON_PARSE;
 455
 456 #define JSON_NEW_ITEM(pstJson, ret) \
 457 { \
 458     (pstJson) = (VTOY_JSON *)grub_zalloc(sizeof(VTOY_JSON)); \
 459     if (NULL == (pstJson)) \
 460     { \
 461         json_debug("Failed to alloc memory for json.\n"); \
 462         return (ret); \
 463     } \
 464 }
 465
 466 typedef int (*ventoy_plugin_entry_pf)(VTOY_JSON *json, const char *isodisk);
 467 typedef int (*ventoy_plugin_check_pf)(VTOY_JSON *json, const char *isodisk);
 468
 469 typedef struct plugin_entry
 470 {
 471     const char *key;
 472     ventoy_plugin_entry_pf entryfunc;
 473     ventoy_plugin_check_pf checkfunc;
 474 }plugin_entry;
 475
 476
 477 void ventoy_fill_os_param(grub_file_t file, ventoy_os_param *param);
 478 grub_err_t ventoy_cmd_isolinux_initrd_collect(grub_extcmd_context_t ctxt, int argc, char **args);
 479 grub_err_t ventoy_cmd_grub_initrd_collect(grub_extcmd_context_t ctxt, int argc, char **args);
 480 grub_err_t ventoy_cmd_specify_initrd_file(grub_extcmd_context_t ctxt, int argc, char **args);
 481 grub_err_t ventoy_cmd_dump_initrd_list(grub_extcmd_context_t ctxt, int argc, char **args);
 482 grub_err_t ventoy_cmd_clear_initrd_list(grub_extcmd_context_t ctxt, int argc, char **args);
 483 grub_uint32_t ventoy_get_iso_boot_catlog(grub_file_t file);
 484 int ventoy_has_efi_eltorito(grub_file_t file, grub_uint32_t sector);
 485 grub_err_t ventoy_cmd_linux_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 486 grub_err_t ventoy_cmd_linux_locate_initrd(grub_extcmd_context_t ctxt, int argc, char **args);
 487 grub_err_t ventoy_cmd_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 488 grub_err_t ventoy_cmd_valid_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 489 grub_err_t ventoy_cmd_load_cpio(grub_extcmd_context_t ctxt, int argc, char **args);
 490 grub_err_t ventoy_cmd_cpio_busybox_64(grub_extcmd_context_t ctxt, int argc, char **args);
 491 grub_err_t ventoy_cmd_trailer_cpio(grub_extcmd_context_t ctxt, int argc, char **args);
 492 int ventoy_cpio_newc_fill_head(void *buf, int filesize, const void *filedata, const char *name);
 493 grub_file_t ventoy_grub_file_open(enum grub_file_type type, const char *fmt, ...);
 494 grub_uint64_t ventoy_grub_get_file_size(const char *fmt, ...);
 495 int ventoy_is_file_exist(const char *fmt, ...);
 496 int ventoy_is_dir_exist(const char *fmt, ...);
 497 int ventoy_fill_data(grub_uint32_t buflen, char *buffer);
 498 grub_err_t ventoy_cmd_load_plugin(grub_extcmd_context_t ctxt, int argc, char **args);
 499 grub_err_t ventoy_cmd_wimdows_reset(grub_extcmd_context_t ctxt, int argc, char **args);
 500 grub_err_t ventoy_cmd_windows_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 501 grub_err_t ventoy_cmd_wim_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 502 grub_err_t ventoy_cmd_dump_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 503
 504 VTOY_JSON *vtoy_json_find_item
 505 (
 506     VTOY_JSON *pstJson,
 507     JSON_TYPE  enDataType,
 508     const char *szKey
 509 );
 510 int vtoy_json_parse_value
 511 (
 512     char *pcNewStart,
 513     char *pcRawStart,
 514     VTOY_JSON *pstJson,
 515     const char *pcData,
 516     const char **ppcEnd
 517 );
 518 VTOY_JSON * vtoy_json_create(void);
 519 int vtoy_json_parse(VTOY_JSON *pstJson, const char *szJsonData);
 520
 521 int vtoy_json_scan_parse
 522 (
 523     const VTOY_JSON    *pstJson,
 524     grub_uint32_t       uiParseNum,
 525     JSON_PARSE         *pstJsonParse
 526 );
 527
 528 int vtoy_json_scan_array
 529 (
 530      VTOY_JSON *pstJson,
 531      const char *szKey,
 532      VTOY_JSON **ppstArrayItem
 533 );
 534
 535 int vtoy_json_scan_array_ex
 536 (
 537      VTOY_JSON *pstJson,
 538      const char *szKey,
 539      VTOY_JSON **ppstArrayItem
 540 );
 541 int vtoy_json_scan_object
 542 (
 543      VTOY_JSON *pstJson,
 544      const char *szKey,
 545     VTOY_JSON **ppstObjectItem
 546 );
 547 int vtoy_json_get_int
 548 (
 549     VTOY_JSON *pstJson,
 550     const char *szKey,
 551     int *piValue
 552 );
 553 int vtoy_json_get_uint
 554 (
 555     VTOY_JSON *pstJson,
 556     const char *szKey,
 557     grub_uint32_t *puiValue
 558 );
 559 int vtoy_json_get_uint64
 560 (
 561     VTOY_JSON *pstJson,
 562     const char *szKey,
 563     grub_uint64_t *pui64Value
 564 );
 565 int vtoy_json_get_bool
 566 (
 567     VTOY_JSON *pstJson,
 568     const char *szKey,
 569     grub_uint8_t *pbValue
 570 );
 571 int vtoy_json_get_string
 572 (
 573      VTOY_JSON *pstJson,
 574      const char *szKey,
 575      grub_uint32_t  uiBufLen,
 576      char *pcBuf
 577 );
 578 const char * vtoy_json_get_string_ex(VTOY_JSON *pstJson,  const char *szKey);
 579 int vtoy_json_destroy(VTOY_JSON *pstJson);
 580
 581
 582 grub_uint32_t CalculateCrc32
 583 (
 584     const void       *Buffer,
 585     grub_uint32_t          Length,
 586     grub_uint32_t          InitValue
 587 );
 588
 589 static inline int ventoy_isspace (int c)
 590 {
 591     return (c == '\n' || c == '\r' || c == ' ' || c == '\t');
 592 }
 593
 594 static inline int ventoy_is_word_end(int c)
 595 {
 596     return (c == 0 || c == ',' || ventoy_isspace(c));
 597 }
 598
 599 #pragma pack(1)
 600 typedef struct ventoy_part_table
 601 {
 602     grub_uint8_t  Active; // 0x00  0x80
 603
 604     grub_uint8_t  StartHead;
 605     grub_uint16_t StartSector : 6;
 606     grub_uint16_t StartCylinder : 10;
 607
 608     grub_uint8_t  FsFlag;
 609
 610     grub_uint8_t  EndHead;
 611     grub_uint16_t EndSector : 6;
 612     grub_uint16_t EndCylinder : 10;
 613
 614     grub_uint32_t StartSectorId;
 615     grub_uint32_t SectorCount;
 616 }ventoy_part_table;
 617
 618 typedef struct ventoy_mbr_head
 619 {
 620     grub_uint8_t BootCode[446];
 621     ventoy_part_table PartTbl[4];
 622     grub_uint8_t Byte55;
 623     grub_uint8_t ByteAA;
 624 }ventoy_mbr_head;
 625
 626 typedef struct ventoy_gpt_head
 627 {
 628     char   Signature[8]; /* EFI PART */
 629     grub_uint8_t  Version[4];
 630     grub_uint32_t Length;
 631     grub_uint32_t Crc;
 632     grub_uint8_t  Reserved1[4];
 633     grub_uint64_t EfiStartLBA;
 634     grub_uint64_t EfiBackupLBA;
 635     grub_uint64_t PartAreaStartLBA;
 636     grub_uint64_t PartAreaEndLBA;
 637     grub_uint8_t  DiskGuid[16];
 638     grub_uint64_t PartTblStartLBA;
 639     grub_uint32_t PartTblTotNum;
 640     grub_uint32_t PartTblEntryLen;
 641     grub_uint32_t PartTblCrc;
 642     grub_uint8_t  Reserved2[420];
 643 }ventoy_gpt_head;
 644
 645 typedef struct ventoy_gpt_part_tbl
 646 {
 647     grub_uint8_t  PartType[16];
 648     grub_uint8_t  PartGuid[16];
 649     grub_uint64_t StartLBA;
 650     grub_uint64_t LastLBA;
 651     grub_uint64_t Attr;
 652     grub_uint16_t Name[36];
 653 }ventoy_gpt_part_tbl;
 654
 655 typedef struct ventoy_gpt_info
 656 {
 657     ventoy_mbr_head MBR;
 658     ventoy_gpt_head Head;
 659     ventoy_gpt_part_tbl PartTbl[128];
 660 }ventoy_gpt_info;
 661
 662 typedef struct vhd_footer_t
 663 {
 664     char             cookie[8];    // Cookie
 665     grub_uint32_t    features;     // Features
 666     grub_uint32_t    ffversion;    // File format version
 667     grub_uint32_t    dataoffset;   // Data offset
 668     grub_uint32_t    timestamp;    // Timestamp
 669     grub_uint32_t    creatorapp;   // Creator application
 670     grub_uint32_t    creatorver;   // Creator version
 671     grub_uint32_t    creatorhos;   // Creator host OS
 672     grub_uint32_t    origsize;     // Original size
 673     grub_uint32_t    currsize;     // Current size
 674     grub_uint32_t    diskgeom;     // Disk geometry
 675     grub_uint32_t    disktype;     // Disk type
 676     grub_uint32_t    checksum;     // Checksum
 677     grub_uint8_t     uniqueid[16]; // Unique ID
 678     grub_uint8_t     savedst;      // Saved state
 679 }vhd_footer_t;
 680
 681 #define VDI_IMAGE_FILE_INFO   "<<< Oracle VM VirtualBox Disk Image >>>\n"
 682
 683 /** Image signature. */
 684 #define VDI_IMAGE_SIGNATURE   (0xbeda107f)
 685
 686 typedef struct VDIPREHEADER
 687 {
 688     /** Just text info about image type, for eyes only. */
 689     char            szFileInfo[64];
 690     /** The image signature (VDI_IMAGE_SIGNATURE). */
 691     grub_uint32_t   u32Signature;
 692     /** The image version (VDI_IMAGE_VERSION). */
 693     grub_uint32_t   u32Version;
 694 } VDIPREHEADER, *PVDIPREHEADER;
 695
 696 #pragma pack()
 697
 698 typedef struct ventoy_video_mode
 699 {
 700     grub_uint32_t width;
 701     grub_uint32_t height;
 702     grub_uint32_t bpp;
 703 }ventoy_video_mode;
 704
 705
 706
 707 typedef struct file_fullpath
 708 {
 709     char path[256];
 710 }file_fullpath;
 711
 712 typedef struct install_template
 713 {
 714     int pathlen;
 715     char isopath[256];
 716
 717     int autosel;
 718     int cursel;
 719     int templatenum;
 720     file_fullpath *templatepath;
 721
 722     struct install_template *next;
 723 }install_template;
 724
 725 typedef struct persistence_config
 726 {
 727     int pathlen;
 728     char isopath[256];
 729
 730     int autosel;
 731     int cursel;
 732     int backendnum;
 733     file_fullpath *backendpath;
 734
 735     struct persistence_config *next;
 736 }persistence_config;
 737
 738 #define vtoy_alias_image_file 0
 739 #define vtoy_alias_directory  1
 740
 741 typedef struct menu_alias
 742 {
 743     int type;
 744     int pathlen;
 745     char isopath[256];
 746     char alias[256];
 747
 748     struct menu_alias *next;
 749 }menu_alias;
 750
 751 #define vtoy_class_image_file  0
 752 #define vtoy_class_directory   1
 753
 754 typedef struct menu_class
 755 {
 756     int  type;
 757     int  patlen;
 758     char pattern[256];
 759     char class[64];
 760
 761     struct menu_class *next;
 762 }menu_class;
 763
 764 typedef struct injection_config
 765 {
 766     int pathlen;
 767     char isopath[256];
 768     char archive[256];
 769
 770     struct injection_config *next;
 771 }injection_config;
 772
 773 typedef struct auto_memdisk
 774 {
 775     int pathlen;
 776     char isopath[256];
 777
 778     struct auto_memdisk *next;
 779 }auto_memdisk;
 780
 781 typedef struct image_list
 782 {
 783     int pathlen;
 784     char isopath[256];
 785
 786     struct image_list *next;
 787 }image_list;
 788
 789 extern int g_ventoy_menu_esc;
 790 extern int g_ventoy_suppress_esc;
 791 extern int g_ventoy_last_entry;
 792 extern int g_ventoy_memdisk_mode;
 793 extern int g_ventoy_iso_raw;
 794 extern int g_ventoy_iso_uefi_drv;
 795 extern int g_ventoy_case_insensitive;
 796 extern grub_uint8_t g_ventoy_chain_type;
 797 extern int g_vhdboot_enable;
 798 extern int g_plugin_image_list;
 799 extern ventoy_gpt_info *g_ventoy_part_info;
 800
 801 #define ventoy_unix_fill_virt(new_data, new_len) \
 802 { \
 803     data_secs = (new_len + 2047) / 2048; \
 804     cur->mem_sector_start   = sector; \
 805     cur->mem_sector_end     = cur->mem_sector_start + data_secs; \
 806     cur->mem_sector_offset  = offset; \
 807     cur->remap_sector_start = 0; \
 808     cur->remap_sector_end   = 0; \
 809     cur->org_sector_start   = 0; \
 810     grub_memcpy(override + offset, new_data, new_len); \
 811     cur++; \
 812     sector += data_secs; \
 813     offset += new_len; \
 814     chain->virt_img_size_in_bytes += data_secs * 2048; \
 815 }
 816
 817 char * ventoy_get_line(char *start);
 818 int ventoy_cmp_img(img_info *img1, img_info *img2);
 819 void ventoy_swap_img(img_info *img1, img_info *img2);
 820 char * ventoy_plugin_get_cur_install_template(const char *isopath);
 821 install_template * ventoy_plugin_find_install_template(const char *isopath);
 822 persistence_config * ventoy_plugin_find_persistent(const char *isopath);
 823 void ventoy_plugin_dump_injection(void);
 824 void ventoy_plugin_dump_auto_install(void);
 825 int ventoy_fill_windows_rtdata(void *buf, char *isopath);
 826 int ventoy_plugin_get_persistent_chunklist(const char *isopath, int index, ventoy_img_chunk_list *chunk_list);
 827 const char * ventoy_plugin_get_injection(const char *isopath);
 828 const char * ventoy_plugin_get_menu_alias(int type, const char *isopath);
 829 const char * ventoy_plugin_get_menu_class(int type, const char *name);
 830 int ventoy_plugin_check_memdisk(const char *isopath);
 831 int ventoy_plugin_check_image_list(const char *isopath);
 832 int ventoy_get_block_list(grub_file_t file, ventoy_img_chunk_list *chunklist, grub_disk_addr_t start);
 833 int ventoy_check_block_list(grub_file_t file, ventoy_img_chunk_list *chunklist, grub_disk_addr_t start);
 834 void ventoy_plugin_dump_persistence(void);
 835 grub_err_t ventoy_cmd_plugin_check_json(grub_extcmd_context_t ctxt, int argc, char **args);
 836 grub_err_t ventoy_cmd_linux_get_main_initrd_index(grub_extcmd_context_t ctxt, int argc, char **args);
 837 grub_err_t ventoy_cmd_collect_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 838 grub_err_t ventoy_cmd_wim_patch_count(grub_extcmd_context_t ctxt, int argc, char **args);
 839 grub_err_t ventoy_cmd_locate_wim_patch(grub_extcmd_context_t ctxt, int argc, char **args);
 840 grub_err_t ventoy_cmd_unix_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 841 int ventoy_get_disk_guid(const char *filename, grub_uint8_t *guid, grub_uint8_t *signature);
 842 grub_err_t ventoy_cmd_unix_reset(grub_extcmd_context_t ctxt, int argc, char **args);
 843 grub_err_t ventoy_cmd_unix_replace_conf(grub_extcmd_context_t ctxt, int argc, char **args);
 844 grub_err_t ventoy_cmd_unix_replace_ko(grub_extcmd_context_t ctxt, int argc, char **args);
 845 grub_err_t ventoy_cmd_unix_freebsd_ver(grub_extcmd_context_t ctxt, int argc, char **args);
 846 grub_err_t ventoy_cmd_parse_freenas_ver(grub_extcmd_context_t ctxt, int argc, char **args);
 847 int ventoy_check_device_result(int ret);
 848 int ventoy_check_device(grub_device_t dev);
 849 void ventoy_debug_dump_guid(const char *prefix, grub_uint8_t *guid);
 850 grub_err_t ventoy_cmd_load_vhdboot(grub_extcmd_context_t ctxt, int argc, char **args);
 851 grub_err_t ventoy_cmd_patch_vhdboot(grub_extcmd_context_t ctxt, int argc, char **args);
 852 grub_err_t ventoy_cmd_raw_chain_data(grub_extcmd_context_t ctxt, int argc, char **args);
 853 grub_err_t ventoy_cmd_get_vtoy_type(grub_extcmd_context_t ctxt, int argc, char **args);
 854
 855 #endif /* __VENTOY_DEF_H__ */
 856