1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2013 Nexenta Systems, Inc. All rights reserved. 25 * Copyright (c) 2016 by Delphix. All rights reserved. 26 */ 27 28 #ifndef _SMB_SHARE_H 29 #define _SMB_SHARE_H 30 31 #include <sys/param.h> 32 #include <smbsrv/string.h> 33 #include <smbsrv/smb_inet.h> 34 #include <smbsrv/hash_table.h> 35 #include <smbsrv/wintypes.h> 36 #include <smb/lmerr.h> 37 38 #if !defined(_KERNEL) && !defined(_FAKE_KERNEL) 39 #include <libshare.h> 40 #endif 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 #define SMB_CVOL "/var/smb/cvol" 47 #define SMB_SYSROOT SMB_CVOL "/windows" 48 #define SMB_SYSTEM32 SMB_SYSROOT "/system32" 49 #define SMB_VSS SMB_SYSTEM32 "/vss" 50 51 /* Exported named pipes are in... */ 52 #define SMB_PIPE_DIR "/var/smb/pipe" 53 54 /* 55 * Share Properties: 56 * 57 * name Advertised name of the share 58 * 59 * ad-container Active directory container in which the share 60 * will be published 61 * 62 * abe Determines whether Access Based Enumeration is applied 63 * to a share 64 * 65 * csc Client-side caching (CSC) options applied to this share 66 * disabled The client MUST NOT cache any files 67 * manual The client should not automatically cache every file 68 * that it opens 69 * auto The client may cache every file that it opens 70 * vdo The client may cache every file that it opens 71 * and satisfy file requests from its local cache. 72 * 73 * catia CATIA character substitution 74 * 75 * guestok Determines whether guest access is allowed 76 * 77 * next three properties use access-list a al NFS 78 * 79 * ro list of hosts that will have read-only access 80 * rw list of hosts that will have read/write access 81 * none list of hosts that won't be allowed access 82 */ 83 #define SHOPT_AD_CONTAINER "ad-container" 84 #define SHOPT_ABE "abe" 85 #define SHOPT_NAME "name" 86 #define SHOPT_CSC "csc" 87 #define SHOPT_CATIA "catia" 88 #define SHOPT_GUEST "guestok" 89 #define SHOPT_RO "ro" 90 #define SHOPT_RW "rw" 91 #define SHOPT_NONE "none" 92 #define SHOPT_DFSROOT "dfsroot" 93 #define SHOPT_DESCRIPTION "description" 94 95 #define SMB_DEFAULT_SHARE_GROUP "smb" 96 #define SMB_PROTOCOL_NAME "smb" 97 98 /* 99 * RAP protocol share related commands only understand 100 * share names in OEM format and there is a 13 char size 101 * limitation 102 */ 103 #define SMB_SHARE_OEMNAME_MAX 13 104 #define SMB_SHARE_NTNAME_MAX 81 105 #define SMB_SHARE_CMNT_MAX (64 * MTS_MB_CHAR_MAX) 106 107 /* 108 * struct SHARE_INFO_1 { 109 * char shi1_netname[13] 110 * char shi1_pad; 111 * unsigned short shi1_type 112 * char *shi1_remark; 113 * } 114 */ 115 #define SHARE_INFO_1_SIZE (SMB_SHARE_OEMNAME_MAX + 1 + 2 + 4) 116 117 /* 118 * Share flags: 119 * 120 * There are two types of flags: 121 * 122 * - flags that represent a share property 123 * - other flags set at runtime 124 * 125 * Property flags: 126 * 127 * SMB_SHRF_CSC_DISABLED Client-side caching is disabled for this share 128 * SMB_SHRF_CSC_MANUAL Manual client-side caching is allowed 129 * SMB_SHRF_CSC_AUTO Automatic client-side caching (CSC) is allowed 130 * SMB_SHRF_CSC_VDO Automatic CSC and local cache lookup is allowed 131 * SMB_SHRF_ACC_OPEN No restrictions set 132 * SMB_SHRF_ACC_NONE "none" property set 133 * SMB_SHRF_ACC_RO "ro" (readonly) property set 134 * SMB_SHRF_ACC_RW "rw" (read/write) property set 135 * SMB_SHRF_ACC_ALL All of the access bits 136 * SMB_SHRF_CATIA CATIA character translation on/off 137 * SMB_SHRF_GUEST_OK Guest access on/off 138 * SMB_SHRF_ABE Access Based Enumeration on/off 139 * SMB_SHRF_DFSROOT Share is a standalone DFS root 140 * 141 * Runtime flags: 142 * 143 * SMB_SHRF_TRANS Transient share 144 * SMB_SHRF_PERM Permanent share 145 * SMB_SHRF_AUTOHOME Autohome share. 146 * SMB_SHRF_ADMIN Admin share 147 * 148 * All autohome shares are transient but not all transient shares are autohome. 149 * IPC$ and drive letter shares (e.g. d$, e$, etc) are transient but 150 * not autohome. 151 */ 152 153 /* 154 * Property flags 155 */ 156 #define SMB_SHRF_DFSROOT 0x0001 157 #define SMB_SHRF_CATIA 0x0002 158 #define SMB_SHRF_GUEST_OK 0x0004 159 #define SMB_SHRF_ABE 0x0008 160 161 #define SMB_SHRF_CSC_DISABLED 0x0010 162 #define SMB_SHRF_CSC_MANUAL 0x0020 163 #define SMB_SHRF_CSC_AUTO 0x0040 164 #define SMB_SHRF_CSC_VDO 0x0080 165 #define SMB_SHRF_CSC_MASK 0x00F0 166 167 #define SMB_SHRF_ACC_OPEN 0x0000 168 #define SMB_SHRF_ACC_NONE 0x0100 169 #define SMB_SHRF_ACC_RO 0x0200 170 #define SMB_SHRF_ACC_RW 0x0400 171 #define SMB_SHRF_ACC_ALL 0x0F00 172 173 /* 174 * Runtime flags 175 */ 176 #define SMB_SHRF_ADMIN 0x01000000 177 #define SMB_SHRF_TRANS 0x10000000 178 #define SMB_SHRF_PERM 0x20000000 179 #define SMB_SHRF_AUTOHOME 0x40000000 180 181 #define SMB_SHARE_PRINT "print$" 182 #define SMB_SHARE_PRINT_LEN 6 183 /* 184 * refcnt is currently only used for autohome. autohome needs a refcnt 185 * because a user can map their autohome share from more than one client 186 * at the same time and the share should only be removed when the last 187 * one is disconnected 188 */ 189 typedef struct smb_share { 190 char shr_name[MAXNAMELEN]; 191 char shr_path[MAXPATHLEN]; 192 char shr_cmnt[SMB_SHARE_CMNT_MAX]; 193 char shr_container[MAXPATHLEN]; 194 uint32_t shr_flags; 195 uint32_t shr_type; 196 uint32_t shr_refcnt; 197 uint32_t shr_access_value; /* host return access value */ 198 uid_t shr_uid; /* autohome only */ 199 gid_t shr_gid; /* autohome only */ 200 char shr_access_none[MAXPATHLEN]; 201 char shr_access_ro[MAXPATHLEN]; 202 char shr_access_rw[MAXPATHLEN]; 203 } smb_share_t; 204 205 typedef struct smb_shriter { 206 smb_share_t si_share; 207 HT_ITERATOR si_hashiter; 208 boolean_t si_first; 209 } smb_shriter_t; 210 211 #define LMSHARES_PER_REQUEST 10 212 typedef struct smb_shrlist { 213 int sl_cnt; 214 smb_share_t sl_shares[LMSHARES_PER_REQUEST]; 215 } smb_shrlist_t; 216 217 typedef struct smb_shr_execinfo { 218 char *e_sharename; 219 char *e_winname; 220 char *e_userdom; 221 smb_inaddr_t e_srv_ipaddr; 222 smb_inaddr_t e_cli_ipaddr; 223 char *e_cli_netbiosname; 224 uid_t e_uid; 225 int e_type; 226 } smb_shr_execinfo_t; 227 228 /* 229 * LanMan share API (for both SMB kernel module and GUI/CLI sub-system) 230 * 231 * NOTE: If any error is encounted by either the door server or client, 232 * NERR_InternalError will be returned by most functions, smb_share_count 233 * will return -1. 234 */ 235 236 #if !defined(_KERNEL) && !defined(_FAKE_KERNEL) 237 238 /* 239 * CIFS share management functions exported by libmlsvc 240 */ 241 int smb_shr_start(void); 242 void smb_shr_stop(void); 243 void *smb_shr_load(void *); 244 void smb_shr_iterinit(smb_shriter_t *); 245 smb_share_t *smb_shr_iterate(smb_shriter_t *); 246 void smb_shr_list(int, smb_shrlist_t *); 247 int smb_shr_count(void); 248 uint32_t smb_shr_add(smb_share_t *); 249 uint32_t smb_shr_remove(char *); 250 uint32_t smb_shr_rename(char *, char *); 251 uint32_t smb_shr_get(char *, smb_share_t *); 252 uint32_t smb_shr_modify(smb_share_t *); 253 uint32_t smb_shr_get_realpath(const char *, char *, int); 254 uint32_t smb_shr_hostaccess(smb_inaddr_t *, char *, char *, char *, uint32_t); 255 int smb_shr_exec(smb_shr_execinfo_t *); 256 257 boolean_t smb_shr_exists(char *); 258 int smb_shr_is_special(char *); 259 boolean_t smb_shr_is_restricted(char *); 260 boolean_t smb_shr_is_admin(char *); 261 char smb_shr_drive_letter(const char *); 262 263 sa_handle_t smb_shr_sa_enter(void); 264 void smb_shr_sa_exit(void); 265 void smb_shr_sa_csc_option(const char *, smb_share_t *); 266 char *smb_shr_sa_csc_name(const smb_share_t *); 267 void smb_shr_sa_setflag(const char *, smb_share_t *, uint32_t); 268 269 /* 270 * CIFS share management API exported for other processes 271 */ 272 uint32_t smb_share_list(int, smb_shrlist_t *); 273 int smb_share_count(void); 274 uint32_t smb_share_delete(char *); 275 uint32_t smb_share_rename(char *, char *); 276 uint32_t smb_share_create(smb_share_t *); 277 uint32_t smb_share_modify(smb_share_t *); 278 279 #endif /* _KERNEL */ 280 281 #ifdef __cplusplus 282 } 283 #endif 284 285 #endif /* _SMB_SHARE_H */ 286