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 2006 Sun Microsystems, Inc. All rights reserved. 21 * Use is subject to license terms. 22 */ 23 24 #ifndef _FSIMAGE_PLUGIN_H 25 #define _FSIMAGE_PLUGIN_H 26 27 #ifdef __cplusplus 28 extern C { 29 #endif 30 31 #include <sys/types.h> 32 33 #include "xenfsimage.h" 34 35 #define FSIMAGE_PLUGIN_VERSION 1 36 37 typedef struct fsi_plugin fsi_plugin_t; 38 39 typedef struct fsi_plugin_ops { 40 int fpo_version; 41 int (*fpo_mount)(fsi_t *, const char *, const char *); 42 int (*fpo_umount)(fsi_t *); 43 fsi_file_t *(*fpo_open)(fsi_t *, const char *); 44 ssize_t (*fpo_read)(fsi_file_t *, void *, size_t); 45 ssize_t (*fpo_pread)(fsi_file_t *, void *, size_t, uint64_t); 46 int (*fpo_close)(fsi_file_t *); 47 } fsi_plugin_ops_t; 48 49 typedef fsi_plugin_ops_t * 50 (*fsi_plugin_init_t)(int, fsi_plugin_t *, const char **); 51 52 void fsip_fs_set_data(fsi_t *, void *); 53 fsi_file_t *fsip_file_alloc(fsi_t *, void *); 54 void fsip_file_free(fsi_file_t *); 55 fsi_t *fsip_fs(fsi_file_t *); 56 uint64_t fsip_fs_offset(fsi_t *); 57 void *fsip_fs_data(fsi_t *); 58 void *fsip_file_data(fsi_file_t *); 59 60 #ifdef __cplusplus 61 }; 62 #endif 63 64 #endif /* _FSIMAGE_PLUGIN_H */ 65