diff options
Diffstat (limited to 'inc/dosint.h')
| -rw-r--r-- | inc/dosint.h | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/inc/dosint.h b/inc/dosint.h deleted file mode 100644 index cfa855d..0000000 --- a/inc/dosint.h +++ /dev/null @@ -1,250 +0,0 @@ -#ifndef DOSINT_H -#define DOSINT_H - -// Internal DOS structures - -// For documentation of these, better grab "Undocumented DOS" or similar book -// These are probably valid only on DOS >= 4 - -typedef _Packed struct dos_current_directory_structure { - char curr_path[67]; - uint16_t flags; - uint32_t disk_blk; - void __far * info; - char pad1[11]; -} DOSCDS; -STATIC_ASSERT(sizeof(DOSCDS) == 88); - -enum dos_cds_flags { - DOS_CDS_FLAG_PHYSICAL = 0x4000, - DOS_CDS_FLAG_NETWORK = 0x8000 -}; - -typedef _Packed struct dos_system_file_table_entry { - uint16_t num_handles; - uint16_t open_mode; - uint8_t attr; - uint16_t dev_info; - void __far *dpb; - uint16_t start_cluster; - uint16_t f_time; - uint16_t f_date; - uint32_t f_size; - uint32_t f_pos; - uint16_t last_rel_cluster; - uint16_t last_abs_cluster; - uint16_t dir_sector; - uint8_t dir_entry; - char filename[11]; -} DOSSFT; -STATIC_ASSERT(sizeof(DOSSFT) == 43); - -enum dos_sft_dev_flags { - DOS_SFT_FLAG_NETWORK = 0x8000, - DOS_SFT_FLAG_TIME_SET = 0x4000, - DOS_SFT_FLAG_CLEAN = 0x0040, - DOS_SFT_DRIVE_MASK = 0x001F -}; - -typedef _Packed struct dos_search_data_block { - uint8_t drive; - char search_templ[11]; - uint8_t search_attr; - uint16_t dir_entry; - uint16_t par_clstr; - char pad1[4]; -} DOSSDB; -STATIC_ASSERT(sizeof(DOSSDB) == 21); - -enum dos_sdb_drive_flags { - DOS_SDB_DRIVE_FLAG_NETWORK = 0x80, - DOS_SDB_DRIVE_MASK = 0x1F -}; - -typedef _Packed struct dos_lock_params { - uint32_t start_offset; - uint32_t region_size; -} DOSLOCK; - -typedef _Packed struct dos_direntry { - char filename[11]; - uint8_t attr; - char pad1[10]; - uint16_t f_time; - uint16_t f_date; - uint16_t start_cluster; - uint32_t f_size; -} DOSDIR; -STATIC_ASSERT(sizeof(DOSDIR) == 32); - -typedef _Packed struct dos_swappable_area { - uint8_t criterr; - uint8_t indos; - uint8_t drive_num; - uint8_t lasterr_dum[9]; - uint8_t __far *cur_dta; - uint16_t cur_psp; - uint8_t pad1[4]; - uint8_t cur_drive; - uint8_t pad2[135]; - char fn1[128]; - char fn2[128]; - DOSSDB sdb; - DOSDIR found_file; - DOSCDS drive_cdscopy; - uint8_t fcb_fn1[11]; - uint8_t pad3[1]; - uint8_t fcb_fn2[11]; - uint8_t pad4[11]; - uint8_t search_attr; - uint8_t open_mode; - uint8_t pad5[51]; - DOSCDS __far *drive_cds; - uint8_t pad6[12]; - uint16_t fn1_csoffset; - uint16_t fn2_csoffset; - uint8_t pad7[71]; - uint16_t openex_act; - uint16_t openex_attr; - uint16_t openex_mode; - uint8_t pad8[29]; - DOSSDB rename_srcfile; - DOSDIR rename_file; -} DOSSDA; -STATIC_ASSERT(offsetof(DOSSDA, cur_dta) == 0xC); -STATIC_ASSERT(offsetof(DOSSDA, cur_drive) == 0x16); -STATIC_ASSERT(offsetof(DOSSDA, fn1) == 0x9E); -STATIC_ASSERT(offsetof(DOSSDA, fn2) == 0x11E); -STATIC_ASSERT(offsetof(DOSSDA, sdb) == 0x19E); -STATIC_ASSERT(offsetof(DOSSDA, found_file) == 0x1B3); -STATIC_ASSERT(offsetof(DOSSDA, search_attr) == 0x24D); -STATIC_ASSERT(offsetof(DOSSDA, open_mode) == 0x24E); -STATIC_ASSERT(offsetof(DOSSDA, drive_cds) == 0x282); -STATIC_ASSERT(offsetof(DOSSDA, openex_act) == 0x2DD); -STATIC_ASSERT(offsetof(DOSSDA, openex_mode) == 0x2E1); - -typedef _Packed struct dos_list_of_lists { - char pad1[22]; - DOSCDS __far *cds; - char pad2[7]; - uint8_t last_drive; -} DOSLOL; - -typedef _Packed struct dos_nls_table { - uint8_t table_id; - void __far *table_data; -} NLSTABLE; - -typedef _Packed struct file_char_table { - uint16_t size; // table size (not counting this word) - uint8_t unk1; // ??? (01h for MS-DOS 3.30-6.00) - uint8_t lowest; // lowest permissible character value for filename - uint8_t highest; // highest permissible character value for filename - uint8_t unk2; // ??? (00h for MS-DOS 3.30-6.00) - uint8_t first_x; // first excluded character in range \ all characters in this - uint8_t last_x; // last excluded character in range / range are illegal - uint8_t unk3; // ??? (02h for MS-DOS 3.30-6.00) - uint8_t n_illegal; // number of illegal (terminator) characters - uint8_t illegal[1]; // characters which terminate a filename: ."/\[]:|<>+=;, -} FCHAR; - -static inline int drive_letter_to_index(char letter) -{ - if (letter >= 'A' && letter <= 'Z') return letter - 'A'; - else if (letter >= 'a' && letter <= 'z') return letter - 'a'; - else return -1; -} - -static inline char drive_index_to_letter(int index) -{ - return 'A' + index; -} - -static inline DOSSDA __far * dos_get_swappable_dos_area(void); -#pragma aux dos_get_swappable_dos_area = \ - "push ds" \ - "mov ax, 0x5D06" \ - "int 0x21" \ - "jnc success" \ - "xor si, si" \ - "mov es, si" \ - "jmp end" \ - "success: mov ax, ds" \ - "mov es, ax" \ - "end: pop ds" \ - __value [es si] \ - __modify [ax cx dx] - -static inline DOSLOL __far * dos_get_list_of_lists(void); -#pragma aux dos_get_list_of_lists = \ - "mov ax, 0x5200" \ - "int 0x21" \ - __value [es bx] \ - __modify [ax] - -static inline uint16_t dos_sft_decref(DOSSFT __far *sft); -#pragma aux dos_sft_decref = \ - "mov ax, 0x1208" \ - "int 0x2F" \ - __parm [es di] \ - __value [ax] - -// Network redirector interface - -enum DOS_REDIR_SUBFUNCTION { - DOS_FN_RMDIR = 0x01, - DOS_FN_MKDIR = 0x03, - DOS_FN_CHDIR = 0x05, - DOS_FN_CLOSE = 0x06, - DOS_FN_COMMIT = 0x07, - DOS_FN_READ = 0x08, - DOS_FN_WRITE = 0x09, - DOS_FN_LOCK = 0x0A, - DOS_FN_UNLOCK = 0x0B, - DOS_FN_GET_DISK_FREE = 0x0C, - DOS_FN_SET_FILE_ATTR = 0x0E, - DOS_FN_GET_FILE_ATTR = 0x0F, - DOS_FN_RENAME = 0x11, - DOS_FN_DELETE = 0x13, - DOS_FN_OPEN = 0x16, - DOS_FN_CREATE = 0x17, - DOS_FN_FIND_FIRST = 0x1B, - DOS_FN_FIND_NEXT = 0x1C, - DOS_FN_CLOSE_ALL = 0x1D, - DOS_FN_DO_REDIR = 0x1E, - DOS_FN_PRINTSETUP = 0x1F, - DOS_FN_FLUSH = 0x20, - DOS_FN_SEEK_END = 0x21, - DOS_FN_ATEXIT = 0x22, - DOS_FN_QUALIFY = 0x23, - DOS_FN_OPEN_EX = 0x2E -}; - -enum OPENEX_ACTIONS { - OPENEX_FAIL_IF_EXISTS = 0x00, - OPENEX_OPEN_IF_EXISTS = 0x01, - OPENEX_REPLACE_IF_EXISTS = 0x02, - OPENEX_FAIL_IF_NEW = 0x00, - OPENEX_CREATE_IF_NEW = 0x10, -}; - -enum OPENEX_MODE { - OPENEX_MODE_READ = 0, - OPENEX_MODE_WRITE = 1, - OPENEX_MODE_RDWR = 2, - OPENEX_MODE_MASK = 3, - OPENEX_SHARE_COMPAT = 0x00, - OPENEX_SHARE_DENYALL = 0x10, - OPENEX_SHARE_DENYWRITE = 0x20, - OPENEX_SHARE_DENYREAD = 0x30, - OPENEX_SHARE_DENYNONE = 0x40, - OPENEX_SHARE_MASK = 0x70, -}; - -enum OPENEX_RESULT { - OPENEX_FILE_OPENED = 1, - OPENEX_FILE_CREATED = 2, - OPENEX_FILE_REPLACED = 3, -}; - -#endif // DOSINT_H |