dm.h revision 1.1.2.2
1 1.1.2.2 bouyer /* 2 1.1.2.2 bouyer * Copyright (c) 2010 The NetBSD Foundation, Inc. 3 1.1.2.2 bouyer * All rights reserved. 4 1.1.2.2 bouyer * 5 1.1.2.2 bouyer * This code is derived from software contributed to The NetBSD Foundation 6 1.1.2.2 bouyer * by Adam Hamsik. 7 1.1.2.2 bouyer * 8 1.1.2.2 bouyer * Redistribution and use in source and binary forms, with or without 9 1.1.2.2 bouyer * modification, are permitted provided that the following conditions 10 1.1.2.2 bouyer * are met: 11 1.1.2.2 bouyer * 1. Redistributions of source code must retain the above copyright 12 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer. 13 1.1.2.2 bouyer * 2. Redistributions in binary form must reproduce the above copyright 14 1.1.2.2 bouyer * notice, this list of conditions and the following disclaimer in the 15 1.1.2.2 bouyer * documentation and/or other materials provided with the distribution. 16 1.1.2.2 bouyer * 17 1.1.2.2 bouyer * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 18 1.1.2.2 bouyer * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 19 1.1.2.2 bouyer * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 20 1.1.2.2 bouyer * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 21 1.1.2.2 bouyer * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 1.1.2.2 bouyer * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 1.1.2.2 bouyer * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 1.1.2.2 bouyer * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 1.1.2.2 bouyer * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 1.1.2.2 bouyer * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 1.1.2.2 bouyer * POSSIBILITY OF SUCH DAMAGE. 28 1.1.2.2 bouyer */ 29 1.1.2.2 bouyer 30 1.1.2.2 bouyer 31 1.1.2.2 bouyer #ifndef _LIB_DM_H_ 32 1.1.2.2 bouyer #define _LIB_DM_H_ 33 1.1.2.2 bouyer 34 1.1.2.2 bouyer __BEGIN_DECLS 35 1.1.2.2 bouyer 36 1.1.2.2 bouyer #define DM_DEVICE_PATH "/dev/mapper/control" 37 1.1.2.2 bouyer 38 1.1.2.2 bouyer #define IOCTL_TYPE_IN 0x1 39 1.1.2.2 bouyer #define IOCTL_TYPE_OUT 0x2 40 1.1.2.2 bouyer 41 1.1.2.2 bouyer struct libdm_task; 42 1.1.2.2 bouyer struct libdm_cmd; 43 1.1.2.2 bouyer struct libdm_target; 44 1.1.2.2 bouyer struct libdm_table; 45 1.1.2.2 bouyer struct libdm_dev; 46 1.1.2.2 bouyer struct libdm_iter; 47 1.1.2.2 bouyer 48 1.1.2.2 bouyer typedef struct libdm_task* libdm_task_t; 49 1.1.2.2 bouyer typedef struct libdm_cmd* libdm_cmd_t; 50 1.1.2.2 bouyer typedef struct libdm_target* libdm_target_t; 51 1.1.2.2 bouyer typedef struct libdm_table* libdm_table_t; 52 1.1.2.2 bouyer typedef struct libdm_dev* libdm_dev_t; 53 1.1.2.2 bouyer typedef struct libdm_iter* libdm_iter_t; 54 1.1.2.2 bouyer 55 1.1.2.2 bouyer struct cmd_version { 56 1.1.2.2 bouyer const char *cmd; 57 1.1.2.2 bouyer uint32_t version[3]; 58 1.1.2.2 bouyer }; 59 1.1.2.2 bouyer 60 1.1.2.2 bouyer void libdm_iter_destroy(libdm_iter_t); 61 1.1.2.2 bouyer 62 1.1.2.2 bouyer libdm_task_t libdm_task_create(const char *); 63 1.1.2.2 bouyer void libdm_task_destroy(libdm_task_t); 64 1.1.2.2 bouyer 65 1.1.2.2 bouyer char *libdm_task_get_command(libdm_task_t); 66 1.1.2.2 bouyer int32_t libdm_task_get_cmd_version(libdm_task_t, uint32_t *, size_t); 67 1.1.2.2 bouyer 68 1.1.2.2 bouyer int libdm_task_set_name(const char *, libdm_task_t); 69 1.1.2.2 bouyer char *libdm_task_get_name(libdm_task_t); 70 1.1.2.2 bouyer 71 1.1.2.2 bouyer int libdm_task_set_uuid(const char *, libdm_task_t); 72 1.1.2.2 bouyer char *libdm_task_get_uuid(libdm_task_t); 73 1.1.2.2 bouyer 74 1.1.2.2 bouyer int libdm_task_set_minor(uint32_t, libdm_task_t); 75 1.1.2.2 bouyer uint32_t libdm_task_get_minor(libdm_task_t); 76 1.1.2.2 bouyer 77 1.1.2.2 bouyer uint32_t libdm_task_get_flags(libdm_task_t); 78 1.1.2.2 bouyer void libdm_task_set_flags(libdm_task_t, uint32_t); 79 1.1.2.2 bouyer 80 1.1.2.2 bouyer void libdm_task_set_suspend_flag(libdm_task_t); 81 1.1.2.2 bouyer void libdm_task_del_suspend_flag(libdm_task_t); 82 1.1.2.2 bouyer 83 1.1.2.2 bouyer void libdm_task_set_status_flag(libdm_task_t); 84 1.1.2.2 bouyer void libdm_task_del_status_flag(libdm_task_t); 85 1.1.2.2 bouyer 86 1.1.2.2 bouyer void libdm_task_set_exists_flag(libdm_task_t); 87 1.1.2.2 bouyer void libdm_task_del_exists_flag(libdm_task_t); 88 1.1.2.2 bouyer 89 1.1.2.2 bouyer void libdm_task_set_nocount_flag(libdm_task_t); 90 1.1.2.2 bouyer void libdm_task_del_nocount_flag(libdm_task_t); 91 1.1.2.2 bouyer 92 1.1.2.2 bouyer uint32_t libdm_task_get_target_num(libdm_task_t); 93 1.1.2.2 bouyer int32_t libdm_task_get_open_num(libdm_task_t); 94 1.1.2.2 bouyer uint32_t libdm_task_get_event_num(libdm_task_t); 95 1.1.2.2 bouyer 96 1.1.2.2 bouyer int libdm_task_set_cmd(libdm_cmd_t, libdm_task_t); 97 1.1.2.2 bouyer libdm_cmd_t libdm_task_get_cmd(libdm_task_t); 98 1.1.2.2 bouyer 99 1.1.2.2 bouyer /* cmd_data dictionary entry manipulating functions */ 100 1.1.2.2 bouyer libdm_cmd_t libdm_cmd_create(void); 101 1.1.2.2 bouyer void libdm_cmd_destroy(libdm_cmd_t); 102 1.1.2.2 bouyer libdm_iter_t libdm_cmd_iter_create(libdm_cmd_t); 103 1.1.2.2 bouyer 104 1.1.2.2 bouyer int libdm_cmd_set_table(libdm_table_t, libdm_cmd_t); 105 1.1.2.2 bouyer 106 1.1.2.2 bouyer /* cmd is array of table dictionaries */ 107 1.1.2.2 bouyer libdm_table_t libdm_cmd_get_table(libdm_iter_t); 108 1.1.2.2 bouyer 109 1.1.2.2 bouyer /* cmd is array of dev dictionaries */ 110 1.1.2.2 bouyer libdm_dev_t libdm_cmd_get_dev(libdm_iter_t); 111 1.1.2.2 bouyer 112 1.1.2.2 bouyer /* cmd is array of target dictonaries */ 113 1.1.2.2 bouyer libdm_target_t libdm_cmd_get_target(libdm_iter_t); 114 1.1.2.2 bouyer /* cmd is array of dev_t's */ 115 1.1.2.2 bouyer uint64_t libdm_cmd_get_deps(libdm_iter_t); 116 1.1.2.2 bouyer 117 1.1.2.2 bouyer /* Table functions. */ 118 1.1.2.2 bouyer libdm_table_t libdm_table_create(void); 119 1.1.2.2 bouyer void libdm_table_destroy(libdm_table_t); 120 1.1.2.2 bouyer 121 1.1.2.2 bouyer int libdm_table_set_start(uint64_t, libdm_table_t); 122 1.1.2.2 bouyer uint64_t libdm_table_get_start(libdm_table_t); 123 1.1.2.2 bouyer 124 1.1.2.2 bouyer int libdm_table_set_length(uint64_t, libdm_table_t); 125 1.1.2.2 bouyer uint64_t libdm_table_get_length(libdm_table_t); 126 1.1.2.2 bouyer 127 1.1.2.2 bouyer int libdm_table_set_target(const char *, libdm_table_t); 128 1.1.2.2 bouyer char * libdm_table_get_target(libdm_table_t); 129 1.1.2.2 bouyer 130 1.1.2.2 bouyer int libdm_table_set_params(const char *, libdm_table_t); 131 1.1.2.2 bouyer char * libdm_table_get_params(libdm_table_t); 132 1.1.2.2 bouyer 133 1.1.2.2 bouyer int32_t libdm_table_get_status(libdm_table_t); 134 1.1.2.2 bouyer 135 1.1.2.2 bouyer /* Target manipulating functions. */ 136 1.1.2.2 bouyer void libdm_target_destroy(libdm_target_t); 137 1.1.2.2 bouyer 138 1.1.2.2 bouyer char * libdm_target_get_name(libdm_target_t); 139 1.1.2.2 bouyer int32_t libdm_target_get_version(libdm_target_t, uint32_t *, size_t); 140 1.1.2.2 bouyer 141 1.1.2.2 bouyer /* Dev manipulating functions. */ 142 1.1.2.2 bouyer void libdm_dev_destroy(libdm_dev_t); 143 1.1.2.2 bouyer 144 1.1.2.2 bouyer char * libdm_dev_get_name(libdm_dev_t); 145 1.1.2.2 bouyer uint32_t libdm_dev_get_minor(libdm_dev_t); 146 1.1.2.2 bouyer 147 1.1.2.2 bouyer int libdm_dev_set_newname(const char *, libdm_cmd_t); 148 1.1.2.2 bouyer 149 1.1.2.2 bouyer /* task run routine */ 150 1.1.2.2 bouyer int libdm_task_run(libdm_task_t); 151 1.1.2.2 bouyer 152 1.1.2.2 bouyer __END_DECLS 153 1.1.2.2 bouyer 154 1.1.2.2 bouyer #endif /* _LIB_DM_H_ */ 155
Indexes created Sun Oct 19 16:10:00 GMT 2025