1 /* 2 * Permission is hereby granted, free of charge, to any person obtaining a copy 3 * of this software and associated documentation files (the "Software"), to 4 * deal in the Software without restriction, including without limitation the 5 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 6 * sell copies of the Software, and to permit persons to whom the Software is 7 * furnished to do so, subject to the following conditions: 8 * 9 * The above copyright notice and this permission notice shall be included in 10 * all copies or substantial portions of the Software. 11 * 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 13 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 14 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 15 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 16 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 17 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 18 * DEALINGS IN THE SOFTWARE. 19 * 20 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 21 * Use is subject to license terms. 22 */ 23 24 #ifndef _FSIMAGE_GRUB_H 25 #define _FSIMAGE_GRUB_H 26 27 #ifdef __cplusplus 28 extern C { 29 #endif 30 31 #include <sys/types.h> 32 #include <string.h> 33 #include <stdlib.h> 34 #include <ctype.h> 35 36 #include "xenfsimage.h" 37 #include "xenfsimage_plugin.h" 38 39 typedef struct fsig_plugin_ops { 40 int fpo_version; 41 int (*fpo_mount)(fsi_file_t *, const char *); 42 int (*fpo_dir)(fsi_file_t *, char *); 43 int (*fpo_read)(fsi_file_t *, char *, int); 44 } fsig_plugin_ops_t; 45 46 #define STAGE1_5 47 #define FSYS_BUFLEN 0x40000 48 #define SECTOR_BITS 9 49 #define SECTOR_SIZE 0x200 50 51 #define FSYS_BUF (fsig_file_buf(ffi)) 52 #define filepos (*fsig_filepos(ffi)) 53 #define filemax (*fsig_filemax(ffi)) 54 #define devread fsig_devread 55 #define substring fsig_substring 56 #define errnum (*fsig_errnum(ffi)) 57 #define disk_read_func (*fsig_disk_read_junk()) 58 #define disk_read_hook (*fsig_disk_read_junk()) 59 #define print_possibilities 0 60 #define noisy_printf(fmt...) 61 62 #define grub_memset memset 63 #define grub_memmove memmove 64 #define grub_log2 fsig_log2 65 66 extern char **fsig_disk_read_junk(void); 67 unsigned long fsig_log2(unsigned long); 68 69 #define ERR_FSYS_CORRUPT 1 70 #define ERR_OUTSIDE_PART 1 71 #define ERR_SYMLINK_LOOP 1 72 #define ERR_FILELENGTH 1 73 #define ERR_BAD_FILETYPE 1 74 #define ERR_FILE_NOT_FOUND 1 75 #define ERR_BAD_ARGUMENT 1 76 #define ERR_FILESYSTEM_NOT_FOUND 1 77 #define ERR_NO_BOOTPATH 1 78 #define ERR_DEV_VALUES 1 79 #define ERR_WONT_FIT 1 80 #define ERR_READ 1 81 #define ERR_NEWER_VERSION 1 82 83 fsi_plugin_ops_t *fsig_init(fsi_plugin_t *, fsig_plugin_ops_t *); 84 85 int fsig_devread(fsi_file_t *, unsigned int, unsigned int, unsigned int, char *); 86 int fsig_substring(const char *, const char *); 87 88 void *fsig_fs_buf(fsi_t *); 89 90 fsi_file_t *fsig_file_alloc(fsi_t *); 91 void *fsig_file_buf(fsi_file_t *); 92 uint64_t *fsig_filepos(fsi_file_t *); 93 uint64_t *fsig_filemax(fsi_file_t *); 94 int *fsig_int1(fsi_file_t *); 95 int *fsig_int2(fsi_file_t *); 96 int *fsig_errnum(fsi_file_t *); 97 98 #ifdef __cplusplus 99 }; 100 #endif 101 102 #endif /* _FSIMAGE_GRUB_H */ 103