/* * The C code for a grub4dos executable may have defines as follows: * 用于编写外部命令的函数定义。 */ #ifndef GRUB4DOS_2015_02_15 #define GRUB4DOS_2015_02_15 #undef NULL #define NULL ((void *) 0) #define UNIFONT_START 0x1800000 /* Error codes (descriptions are in common.c) */ typedef enum { ERR_NONE = 0, ERR_BAD_FILENAME, ERR_BAD_FILETYPE, ERR_BAD_GZIP_DATA, ERR_BAD_GZIP_HEADER, ERR_BAD_PART_TABLE, ERR_BAD_VERSION, ERR_BELOW_1MB, ERR_BOOT_COMMAND, ERR_BOOT_FAILURE, ERR_BOOT_FEATURES, ERR_DEV_FORMAT, ERR_DEV_VALUES, ERR_EXEC_FORMAT, ERR_FILELENGTH, ERR_FILE_NOT_FOUND, ERR_FSYS_CORRUPT, ERR_FSYS_MOUNT, ERR_GEOM, ERR_NEED_LX_KERNEL, ERR_NEED_MB_KERNEL, ERR_NO_DISK, ERR_NO_PART, ERR_NUMBER_PARSING, ERR_OUTSIDE_PART, ERR_READ, ERR_SYMLINK_LOOP, ERR_UNRECOGNIZED, ERR_WONT_FIT, ERR_WRITE, ERR_BAD_ARGUMENT, ERR_UNALIGNED, ERR_PRIVILEGED, ERR_DEV_NEED_INIT, ERR_NO_DISK_SPACE, ERR_NUMBER_OVERFLOW, ERR_DEFAULT_FILE, ERR_DEL_MEM_DRIVE, ERR_DISABLE_A20, ERR_DOS_BACKUP, ERR_ENABLE_A20, ERR_EXTENDED_PARTITION, ERR_FILENAME_FORMAT, ERR_HD_VOL_START_0, ERR_INT13_ON_HOOK, ERR_INT13_OFF_HOOK, ERR_INVALID_BOOT_CS, ERR_INVALID_BOOT_IP, ERR_INVALID_FLOPPIES, ERR_INVALID_HARDDRIVES, ERR_INVALID_HEADS, ERR_INVALID_LOAD_LENGTH, ERR_INVALID_LOAD_OFFSET, ERR_INVALID_LOAD_SEGMENT, ERR_INVALID_SECTORS, ERR_INVALID_SKIP_LENGTH, ERR_INVALID_RAM_DRIVE, ERR_IN_SITU_FLOPPY, ERR_IN_SITU_MEM, ERR_MD_BASE, ERR_NON_CONTIGUOUS, ERR_NO_DRIVE_MAPPED, ERR_NO_HEADS, ERR_NO_SECTORS, ERR_PARTITION_TABLE_FULL, ERR_RD_BASE, ERR_SPECIFY_GEOM, ERR_SPECIFY_MEM, ERR_SPECIFY_RESTRICTION, // ERR_INVALID_RD_BASE, // ERR_INVALID_RD_SIZE, ERR_MD5_FORMAT, ERR_WRITE_GZIP_FILE, ERR_FUNC_CALL, // ERR_WRITE_TO_NON_MEM_DRIVE, ERR_INTERNAL_CHECK, ERR_KERNEL_WITH_PROGRAM, ERR_HALT, ERR_PARTITION_LOOP, ERR_NOT_ENOUGH_MEMORY, ERR_BAT_GOTO, ERR_BAT_CALL, MAX_ERR_NUM } grub_error_t; #define install_partition (*(unsigned long long *)0x8208) #define HOTKEY_FUNC (*(int*)0x8260) //热键函数 #define timer (*(int *)0x8264) //外部定时器 #define grub_timeout (*(int *)0x8268) //倒计时 #define boot_drive (*(unsigned long long *)0x8280) #define pxe_yip (*(unsigned long *)0x8284) #define pxe_sip (*(unsigned long *)0x8288) #define pxe_gip (*(unsigned long *)0x828C) #define filesize (*(unsigned long long *)0x8290) #define saved_mem_upper (*(unsigned long *)0x8298) #define saved_partition (*(unsigned long *)0x829C) #define saved_drive (*(unsigned long *)0x82A0) #define no_decompression (*(unsigned long *)0x82A4) #define part_start (*(unsigned long long *)0x82A8) #define part_length (*(unsigned long long *)0x82B0) #define fb_status (*(unsigned long *)0x82B8) #define is64bit (*(unsigned long *)0x82BC) #define saved_mem_higher (*(unsigned long long *)0x82C0) #define cdrom_drive (*(unsigned long *)0x82C8) #define ram_drive (*(unsigned long *)0x82CC) #define rd_base (*(unsigned long long *)0x82D0) #define rd_size (*(unsigned long long *)0x82D8) #define free_mem_start (*(unsigned long *)0x82F0) #define free_mem_end (*(unsigned long *)0x82F4) #define saved_mmap_addr (*(unsigned long *)0x82F8) #define saved_mmap_length (*(unsigned long *)0x82FB) #define addr_system_functions (*(unsigned long *)0x8300) #define errnum (*(grub_error_t *)0x8314) #define current_drive (*(unsigned long *)0x8318) #define current_partition (*(unsigned long *)0x831C) #define filemax (*(unsigned long long *)0x8320) #define filepos (*(unsigned long long *)0x8328) #define debug (*(int *)0x8330) #define current_slice (*(unsigned long *)0x8334) #define buf_track (*(unsigned long long *)0x8340) #define buf_drive (*(int *)0x8348) #define cursor_state (*(unsigned int *)0x835C) //鼠标状态 #define next_partition_drive ((*(unsigned long **)0x8304)[0]) #define next_partition_dest ((*(unsigned long **)0x8304)[1]) #define next_partition_partition ((*(unsigned long ***)0x8304)[2]) #define next_partition_type ((*(unsigned long ***)0x8304)[3]) #define next_partition_start ((*(unsigned long ***)0x8304)[4]) #define next_partition_len ((*(unsigned long ***)0x8304)[5]) #define next_partition_offset ((*(unsigned long ***)0x8304)[6]) #define next_partition_entry ((*(unsigned long ***)0x8304)[7]) #define next_partition_ext_offset ((*(unsigned long ***)0x8304)[8]) #define next_partition_buf ((*(char ***)0x8304)[9]) #define quit_print ((*(int **)0x8304)[10]) #define filesystem_type ((*(int **)0x8304)[13]) //#define query_block_entries ((*(long **)0x8304)[14]) //#define map_start_sector ((*(unsigned long **)0x8304)[15]) #define buf_geom ((*(struct geometry ***)0x8304)[16]) #define tmp_geom ((*(struct geometry ***)0x8304)[17]) #define term_table ((*(struct term_entry ***)0x8304)[18]) #define current_term ((*(struct term_entry ***)0x8304)[19]) #define fsys_table ((*(struct fsys_entry ***)0x8304)[20]) //#define fsys_type ((*(int **)0x8304)[21]) //#define NUM_FSYS ((*(const int **)0x8304)[22]) #define graphics_inited ((*(const int **)0x8304)[23]) #define VARIABLE_GRAPHICS ((char *)(*(int ***)0x8304)[24]) #define font8x16 ((*(char ***)0x8304)[25]) #define fontx ((*(int **)0x8304)[26]) #define fonty ((*(int **)0x8304)[27]) #define graphics_CURSOR ((*(int **)0x8304)[28]) #define menu_border ((*(struct border ***)0x8304)[29]) #define current_color ((*(int **)0x8304)[42]) #define current_color_64bit (*(unsigned long long *)(*(int *)0x8304 + (43 << 2))) #define foreground ((*(int **)0x8304)[43]) #define background ((*(int **)0x8304)[44]) #define p_get_cmdline_str ((*(int **)0x8304)[45]) #define splashimage_loaded ((*(unsigned long **)0x8304)[46]) #define putchar_hooked ((*(unsigned long **)0x8304)[47]) #define init_free_mem_start ((*(unsigned long **)0x8304)[48]) #define cursorX (*(short *)(VARIABLE_GRAPHICS)) #define cursorY (*(short *)(VARIABLE_GRAPHICS + 2)) #define cursorBuf ((char *)(VARIABLE_GRAPHICS + 6)) #define DRIVE_MAP_SIZE 8 #define PXE_DRIVE 0x21 #define INITRD_DRIVE 0x22 #define FB_DRIVE 0x23 #define SECTOR_SIZE 0x200 #define SECTOR_BITS 9 #define BIOSDISK_FLAG_BIFURCATE 0x4 #define MB_ARD_MEMORY 1 #define MB_INFO_MEM_MAP 0x00000040 #define GRUB_READ 0xedde0d90 #define GRUB_WRITE 0x900ddeed #define sprintf ((int (*)(char *, const char *, ...))((*(int **)0x8300)[0])) #define printf(...) sprintf(NULL, __VA_ARGS__) #define printf_debug(...) sprintf((char*)2, __VA_ARGS__) #define printf_errinfo(...) sprintf((char*)3, __VA_ARGS__) #define printf_warning(...) sprintf((char*)2, __VA_ARGS__) #define putstr ((void (*)(const char *))((*(int **)0x8300)[1])) #define putchar ((void (*)(int))((*(int **)0x8300)[2])) #define get_cmdline_obsolete ((int (*)(struct get_cmdline_arg cmdline))((*(int **)0x8300)[3])) #define getxy ((int (*)(void))((*(int **)0x8300)[4])) #define gotoxy ((void (*)(int, int))((*(int **)0x8300)[5])) #define cls ((void (*)(void))((*(int **)0x8300)[6])) #define wee_skip_to ((char *(*)(char *, int))((*(int **)0x8300)[7])) #define nul_terminate ((int (*)(char *))((*(int **)0x8300)[8])) #define safe_parse_maxint_with_suffix ((int (*)(char **str_ptr, unsigned long long *myint_ptr, int unitshift))((*(int **)0x8300)[9])) #define safe_parse_maxint(str_ptr, myint_ptr) safe_parse_maxint_with_suffix(str_ptr, myint_ptr, 0) #define substring ((int (*)(const char *s1, const char *s2, int case_insensitive))((*(int **)0x8300)[10])) #define strstr ((char *(*)(const char *s1, const char *s2))((*(int **)0x8300)[11])) #define strlen ((int (*)(const char *str))((*(int **)0x8300)[12])) #define strtok ((char *(*)(char *s, const char *delim))((*(int **)0x8300)[13])) #define strncat ((int (*)(char *s1, const char *s2, int n))((*(int **)0x8300)[14])) //#define strcmp ((int (*)(const char *s1, const char *s2))((*(int **)0x8300)[15])) #define strcpy ((char *(*)(char *dest, const char *src))((*(int **)0x8300)[16])) #define getkey ((int (*)(void))((*(int **)0x8300)[19])) #define checkkey ((int (*)(void))((*(int **)0x8300)[20])) #define memcmp ((int (*)(const char *s1, const char *s2, int n))((*(int **)0x8300)[22])) #define memmove ((void *(*)(void *to, const void *from, int len))((*(int **)0x8300)[23])) #define memset ((void *(*)(void *start, int c, int len))((*(int **)0x8300)[24])) #define open ((int (*)(char *))((*(int **)0x8300)[26])) #define read ((unsigned long long (*)(unsigned long long, unsigned long long, unsigned long))((*(int **)0x8300)[27])) #define close ((void (*)(void))((*(int **)0x8300)[28])) #define disk_read_hook ((void(**)(unsigned long long buf, unsigned long long len, unsigned long write))((*(int **)0x8300)[31])) /* int devread (unsigned long drive, unsigned long sector, unsigned long byte_offset, unsigned long long byte_len, unsigned long long buf, unsigned long write) */ #define devread ((int (*)(unsigned long long sector, unsigned long long byte_offset, unsigned long long byte_len, unsigned long long buf, unsigned long write))((*(int **)0x8300)[32])) /* * int * devwrite (unsigned long sector, unsigned long sector_count, char *buf) */ #define devwrite ((int (*)devwrite (unsigned long long sector, unsigned long long sector_len, unsigned long long buf))((*(int **)0x8300)[33])) #define next_partition ((int (*)(void))((*(int **)0x8300)[34])) #define open_device ((int (*)(void))((*(int **)0x8300)[35])) #define real_open_partition ((int (*)(int))((*(int **)0x8300)[36])) #define set_device ((char *(*)(char *))((*(int **)0x8300)[37])) #define run_line ((int (*)(char *heap, int flags))((*(int **)0x8300)[38])) #define parse_string ((int (*)(char *))((*(int **)0x8300)[41])) #define hexdump ((void (*)(unsigned long long,char*,int))((*(int **)0x8300)[42])) #define skip_to ((char *(*)(int after_equal, char *cmdline))((*(int **)0x8300)[43])) #define builtin_cmd ((int (*)(char *cmd, char *arg, int flags))((*(int **)0x8300)[44])) #define get_datetime ((void (*)(unsigned long *date, unsigned long *time))((*(int **)0x8300)[45])) #define find_command ((struct builtin *(*)(char *))((*(int **)0x8300)[46])) #define get_mmap_entry ((int (*)(char *,int))((*(int **)0x8300)[47])) #define zalloc ((void *(*)(int size))((*(int **)0x8300)[49])) #define malloc ((void *(*)(int size))((*(int **)0x8300)[50])) #define free ((void (*)(void *ptr))((*(int **)0x8300)[51])) #define realmode_run ((int (*)(long regs_ptr))((*(int **)0x8300)[53])) #define SKIP_LINE 0x100 #define SKIP_NONE 0 #define SKIP_WITH_TERMINATE 0x200 #define grub_dir ((int (*)(char *))((*(int **)0x8300)[61])) #define print_a_completion ((void (*)(char *, int))((*(int **)0x8300)[62])) #define print_completions ((int (*)(int, int))((*(int **)0x8300)[63])) #define lba_to_chs ((void (*)(unsigned long lba, unsigned long *cl, unsigned long *ch, unsigned long *dh))((*(int **)0x8300)[64])) #define probe_bpb ((int (*)(struct master_and_dos_boot_sector *BS))((*(int **)0x8300)[65])) #define probe_mbr ((int (*)(struct master_and_dos_boot_sector *BS, unsigned long start_sector1, unsigned long sector_count1, unsigned long part_start1))((*(int **)0x8300)[66])) #define unicode_to_utf8 ((unsigned long (*)(unsigned short *, unsigned char *, unsigned long))((*(int **)0x8300)[67])) /* int rawread (unsigned long drive, unsigned long long sector, unsigned long byte_offset, unsigned long byte_len, unsigned long long buf, unsigned long write) */ #define rawread ((int (*)(unsigned long, unsigned long long, unsigned long, unsigned long long, unsigned long long, unsigned long))((*(int **)0x8300)[68])) /* int rawwrite (unsigned long drive, unsigned long sector, char *buf) */ #define rawwrite ((int (*)(unsigned long, unsigned long, char *))((*(int **)0x8300)[69])) #define setcursor ((int (*)(int))((*(int **)0x8300)[70])) #define tolower ((int (*)(int))((*(int **)0x8300)[71])) #define isspace ((int (*)(int))((*(int **)0x8300)[72])) #define sleep ((unsigned int (*)(unsigned int))((*(int **)0x8300)[73])) #define mem64 ((int (*)(int, unsigned long long, unsigned long long, unsigned long long))((*(int **)0x8300)[74])) //int envi_cmd(const char *var,char * const env,int flags); #define envi_cmd ((int (*)(const char*, char *const, int))((*(int **)0x8300)[75])) /* strncmpx 增强型字符串比较函数 by chenall 2011-12-13 int strncmpx(const char *s1,const char *s2, unsigned long n, int case_insensitive) 比较两个字符串s1,s2.长度: n, 如果n等于0，则只比较到字符串结束位置。否则比较指定长度n.不管字符串是否结束。 如果case_insensitive非0，比较字母时不区分大小写。 可以替换strcmp/memcmp等字符串比较函数 返回值: s1-s2 当s1s2时，返回值>0 */ #define strncmpx ((int (*)(const char*, const char*, unsigned long,int))((*(int **)0x8300)[76])) /* 以下几个字符串比较都是使用strncmpx来实现 */ //比较字符串s1和s2。 #define strcmp(s1,s2) strncmpx(s1,s2,0,0) //比较字符串s1和s2。不区分大小写 #define stricmp(s1,s2) strncmpx(s1,s2,0,1) #define strcmpi stricmp //比较字符串s1和s2的前n个字符。 #define strncmp(s1,s2,n) strncmpx(s1,s2,n,0) //比较字符串s1和s2的前n个字符但不区分大小写。 #define strnicmp(s1,s2,n) strncmpx(s1,s2,n,1) #define strncmpi strnicmp //void rectangle(int left, int top, int length, int width, int line); #define rectangle ((void (*)(int,int,int,int,int))((*(int **)0x8300)[77])) #define get_cmdline ((int (*)(void))((*(int **)0x8300)[78])) #define RAW_ADDR(x) (x) #define SCRATCHADDR RAW_ADDR (0x37e00) #define MBR ((char *)0x8000) //#define grub_memcmp memcmp struct get_cmdline_arg { char *cmdline; char *prompt; int maxlen; int echo_char; int readline; } __attribute__ ((packed)); struct geometry { /* The number of cylinders */ unsigned long cylinders; /* The number of heads */ unsigned long heads; /* The number of sectors */ unsigned long sectors; /* The total number of sectors */ unsigned long long total_sectors; /* Device sector size */ unsigned long sector_size; /* Flags */ unsigned long flags; }; /* fsys.h */ struct fsys_entry { char *name; int (*mount_func) (void); unsigned long (*read_func) (unsigned long long buf, unsigned long long len, unsigned long write); int (*dir_func) (char *dirname); void (*close_func) (void); unsigned long (*embed_func) (unsigned long *start_sector, unsigned long needed_sectors); }; /* fsys.h */ /* shared.h */ struct master_and_dos_boot_sector { /* 00 */ char dummy1[0x0b]; /* at offset 0, normally there is a short JMP instuction(opcode is 0xEB) */ /* 0B */ unsigned short bytes_per_sector __attribute__ ((packed));/* seems always to be 512, so we just use 512 */ /* 0D */ unsigned char sectors_per_cluster;/* non-zero, the power of 2, i.e., 2^n */ /* 0E */ unsigned short reserved_sectors __attribute__ ((packed));/* FAT=non-zero, NTFS=0? */ /* 10 */ unsigned char number_of_fats;/* NTFS=0; FAT=1 or 2 */ /* 11 */ unsigned short root_dir_entries __attribute__ ((packed));/* FAT32=0, NTFS=0, FAT12/16=non-zero */ /* 13 */ unsigned short total_sectors_short __attribute__ ((packed));/* FAT32=0, NTFS=0, FAT12/16=any */ /* 15 */ unsigned char media_descriptor;/* range from 0xf0 to 0xff */ /* 16 */ unsigned short sectors_per_fat __attribute__ ((packed));/* FAT32=0, NTFS=0, FAT12/16=non-zero */ /* 18 */ unsigned short sectors_per_track __attribute__ ((packed));/* range from 1 to 63 */ /* 1A */ unsigned short total_heads __attribute__ ((packed));/* range from 1 to 256 */ /* 1C */ unsigned long hidden_sectors __attribute__ ((packed));/* any value */ /* 20 */ unsigned long total_sectors_long __attribute__ ((packed));/* FAT32=non-zero, NTFS=0, FAT12/16=any */ /* 24 */ unsigned long sectors_per_fat32 __attribute__ ((packed));/* FAT32=non-zero, NTFS=any, FAT12/16=any */ /* 28 */ unsigned long long total_sectors_long_long __attribute__ ((packed));/* NTFS=non-zero, FAT12/16/32=any */ /* 30 */ char dummy2[0x18e]; /* Partition Table, starting at offset 0x1BE */ /* 1BE */ struct { /* +00 */ unsigned char boot_indicator; /* +01 */ unsigned char start_head; /* +02 */ unsigned short start_sector_cylinder __attribute__ ((packed)); /* +04 */ unsigned char system_indicator; /* +05 */ unsigned char end_head; /* +06 */ unsigned short end_sector_cylinder __attribute__ ((packed)); /* +08 */ unsigned long start_lba __attribute__ ((packed)); /* +0C */ unsigned long total_sectors __attribute__ ((packed)); /* +10 */ } P[4]; /* 1FE */ unsigned short boot_signature __attribute__ ((packed));/* 0xAA55 */ #if 0 /* This starts at offset 0x200 */ /* 200 */ unsigned long probed_total_sectors __attribute__ ((packed)); /* 204 */ unsigned long probed_heads __attribute__ ((packed)); /* 208 */ unsigned long probed_sectors_per_track __attribute__ ((packed)); /* 20C */ unsigned long probed_cylinders __attribute__ ((packed)); /* 210 */ unsigned long sectors_per_cylinder __attribute__ ((packed)); /* 214 */ char dummy3[0x0c] __attribute__ ((packed)); /* matrix of coefficients of linear equations * * C[n] * (H_count * S_count) + H[n] * S_count = LBA[n] - S[n] + 1 * * where n = 1, 2, 3, 4, 5, 6, 7, 8 */ /* This starts at offset 0x130 */ /* 220 */ long long L[9] __attribute__ ((packed)); /* L[n] == LBA[n] - S[n] + 1 */ /* 268 */ long H[9] __attribute__ ((packed)); /* 28C */ short C[9] __attribute__ ((packed)); /* 29E */ short X __attribute__ ((packed)); /* 2A0 */ short Y __attribute__ ((packed)); /* 2A2 */ short Cmax __attribute__ ((packed)); /* 2A4 */ long Hmax __attribute__ ((packed)); /* 2A8 */ unsigned long Z __attribute__ ((packed)); /* 2AC */ short Smax __attribute__ ((packed)); /* 2AE */ #endif }; struct drive_map_slot { /* Remember to update DRIVE_MAP_SLOT_SIZE once this is modified. * The struct size must be a multiple of 4. */ /* X=max_sector bit 7: read only or fake write */ /* Y=to_sector bit 6: safe boot or fake write */ /* ------------------------------------------- */ /* X Y: meaning of restrictions imposed on map */ /* ------------------------------------------- */ /* 1 1: read only=0, fake write=1, safe boot=0 */ /* 1 0: read only=1, fake write=0, safe boot=0 */ /* 0 1: read only=0, fake write=0, safe boot=1 */ /* 0 0: read only=0, fake write=0, safe boot=0 */ unsigned char from_drive; unsigned char to_drive; /* 0xFF indicates a memdrive */ unsigned char max_head; unsigned char max_sector; /* bit 7: read only */ /* bit 6: disable lba */ unsigned short to_cylinder; /* max cylinder of the TO drive */ /* bit 15: TO drive support LBA */ /* bit 14: TO drive is CDROM(with big 2048-byte sector) */ /* bit 13: FROM drive is CDROM(with big 2048-byte sector) */ unsigned char to_head; /* max head of the TO drive */ unsigned char to_sector; /* max sector of the TO drive */ /* bit 7: in-situ */ /* bit 6: fake-write or safe-boot */ unsigned long long start_sector; //unsigned long start_sector_hi; /* hi dword of the 64-bit value */ unsigned long long sector_count; //unsigned long sector_count_hi; /* hi dword of the 64-bit value */ }; /* shared.h */ typedef enum { COLOR_STATE_STANDARD, /* represents the user defined colors for normal text */ COLOR_STATE_NORMAL, /* represents the user defined colors for highlighted text */ COLOR_STATE_HIGHLIGHT, /* represents the user defined colors for help text */ COLOR_STATE_HELPTEXT, /* represents the user defined colors for heading line */ COLOR_STATE_HEADING } color_state; struct term_entry { /* The name of a terminal. */ const char *name; /* The feature flags defined above. */ unsigned long flags; unsigned short chars_per_line; /* Default for maximum number of lines if not specified */ unsigned short max_lines; /* Put a character. */ void (*PUTCHAR) (int c); /* Check if any input character is available. */ int (*CHECKKEY) (void); /* Get a character. */ int (*GETKEY) (void); /* Get the cursor position. The return value is ((X << 8) | Y). */ int (*GETXY) (void); /* Go to the position (X, Y). */ void (*GOTOXY) (int x, int y); /* Clear the screen. */ void (*CLS) (void); /* Set the current color to be used */ void (*SETCOLORSTATE) (color_state state); /* Set the normal color and the highlight color. The format of each color is VGA's. */ void (*SETCOLOR) (unsigned long state,unsigned long long color[]); /* Turn on/off the cursor. */ int (*SETCURSOR) (int on); /* function to start a terminal */ int (*STARTUP) (void); /* function to use to shutdown a terminal */ void (*SHUTDOWN) (void); }; /* The table for a builtin. */ struct builtin { /* The command name. */ char *name; /* The callback function. */ int (*func) (char *, int); /* The combination of the flags defined above. */ int flags; /* The short version of the documentation. */ char *short_doc; /* The long version of the documentation. */ char *long_doc; }; #endif