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 2015 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 <smb/lmerr.h> 33 #include <smb/wintypes.h> 34 #include <smbsrv/string.h> 35 #include <smbsrv/smb_inet.h> 36 #include <smbsrv/hash_table.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 * quotas SMB quotas presented & supported (T/F) 78 * 79 * next three properties use access-list a al NFS 80 * 81 * ro list of hosts that will have read-only access 82 * rw list of hosts that will have read/write access 83 * none list of hosts that won't be allowed access 84 */ 85 #define SHOPT_AD_CONTAINER "ad-container" 86 #define SHOPT_ABE "abe" 87 #define SHOPT_NAME "name" 88 #define SHOPT_CSC "csc" 89 #define SHOPT_CATIA "catia" 90 #define SHOPT_GUEST "guestok" 91 #define SHOPT_RO "ro" 92 #define SHOPT_RW "rw" 93 #define SHOPT_NONE "none" 94 #define SHOPT_DFSROOT "dfsroot" 95 #define SHOPT_DESCRIPTION "description" 96 #define SHOPT_QUOTAS "quotas" 97 #define SHOPT_AUTOHOME "Autohome" 98 99 #define SMB_DEFAULT_SHARE_GROUP "smb" 100 #define SMB_PROTOCOL_NAME "smb" 101 102 /* 103 * RAP protocol share related commands only understand 104 * share names in OEM format and there is a 13 char size 105 * limitation 106 */ 107 #define SMB_SHARE_OEMNAME_MAX 13 108 #define SMB_SHARE_NTNAME_MAX 81 109 #define SMB_SHARE_CMNT_MAX (64 * MTS_MB_CHAR_MAX) 110 111 /* 112 * struct SHARE_INFO_1 { 113 * char shi1_netname[13] 114 * char shi1_pad; 115 * unsigned short shi1_type 116 * char *shi1_remark; 117 * } 118 */ 119 #define SHARE_INFO_1_SIZE (SMB_SHARE_OEMNAME_MAX + 1 + 2 + 4) 120 121 /* 122 * Share flags: 123 * 124 * There are two types of flags: 125 * 126 * - flags that represent a share property 127 * - other flags set at runtime 128 * 129 * Property flags: 130 * 131 * SMB_SHRF_CSC_DISABLED Client-side caching is disabled for this share 132 * SMB_SHRF_CSC_MANUAL Manual client-side caching is allowed 133 * SMB_SHRF_CSC_AUTO Automatic client-side caching (CSC) is allowed 134 * SMB_SHRF_CSC_VDO Automatic CSC and local cache lookup is allowed 135 * SMB_SHRF_ACC_OPEN No restrictions set 136 * SMB_SHRF_ACC_NONE "none" property set 137 * SMB_SHRF_ACC_RO "ro" (readonly) property set 138 * SMB_SHRF_ACC_RW "rw" (read/write) property set 139 * SMB_SHRF_ACC_ALL All of the access bits 140 * SMB_SHRF_CATIA CATIA character translation on/off 141 * SMB_SHRF_GUEST_OK Guest access on/off 142 * SMB_SHRF_ABE Access Based Enumeration on/off 143 * SMB_SHRF_DFSROOT Share is a standalone DFS root 144 * 145 * Runtime flags: 146 * 147 * SMB_SHRF_TRANS Transient share 148 * SMB_SHRF_PERM Permanent share 149 * SMB_SHRF_AUTOHOME Autohome share. 150 * SMB_SHRF_ADMIN Admin share 151 * 152 * All autohome shares are transient but not all transient shares are autohome. 153 * IPC$ and drive letter shares (e.g. d$, e$, etc) are transient but 154 * not autohome. 155 */ 156 157 /* 158 * Property flags 159 */ 160 #define SMB_SHRF_DFSROOT 0x0001 161 #define SMB_SHRF_CATIA 0x0002 162 #define SMB_SHRF_GUEST_OK 0x0004 163 #define SMB_SHRF_ABE 0x0008 164 165 #define SMB_SHRF_CSC_DISABLED 0x0010 166 #define SMB_SHRF_CSC_MANUAL 0x0020 167 #define SMB_SHRF_CSC_AUTO 0x0040 168 #define SMB_SHRF_CSC_VDO 0x0080 169 #define SMB_SHRF_CSC_MASK 0x00F0 170 171 #define SMB_SHRF_ACC_OPEN 0x0000 172 #define SMB_SHRF_ACC_NONE 0x0100 173 #define SMB_SHRF_ACC_RO 0x0200 174 #define SMB_SHRF_ACC_RW 0x0400 175 #define SMB_SHRF_ACC_ALL 0x0F00 176 177 #define SMB_SHRF_QUOTAS 0x1000 178 179 /* 180 * Runtime flags 181 */ 182 #define SMB_SHRF_ADMIN 0x01000000 183 #define SMB_SHRF_TRANS 0x10000000 184 #define SMB_SHRF_PERM 0x20000000 185 #define SMB_SHRF_AUTOHOME 0x40000000 186 187 #define SMB_SHARE_PRINT "print$" 188 #define SMB_SHARE_PRINT_LEN 6 189 /* 190 * refcnt is currently only used for autohome. autohome needs a refcnt 191 * because a user can map their autohome share from more than one client 192 * at the same time and the share should only be removed when the last 193 * one is disconnected 194 */ 195 typedef struct smb_share { 196 char shr_name[MAXNAMELEN]; 197 char shr_path[MAXPATHLEN]; 198 char shr_cmnt[SMB_SHARE_CMNT_MAX]; 199 char shr_container[MAXPATHLEN]; 200 uint32_t shr_flags; 201 uint32_t shr_type; 202 uint32_t shr_refcnt; 203 uint32_t shr_access_value; /* host return access value */ 204 uid_t shr_uid; /* autohome only */ 205 gid_t shr_gid; /* autohome only */ 206 char shr_access_none[MAXPATHLEN]; 207 char shr_access_ro[MAXPATHLEN]; 208 char shr_access_rw[MAXPATHLEN]; 209 } smb_share_t; 210 211 typedef struct smb_shriter { 212 smb_share_t si_share; 213 HT_ITERATOR si_hashiter; 214 boolean_t si_first; 215 } smb_shriter_t; 216 217 #define LMSHARES_PER_REQUEST 10 218 typedef struct smb_shrlist { 219 int sl_cnt; 220 smb_share_t sl_shares[LMSHARES_PER_REQUEST]; 221 } smb_shrlist_t; 222 223 typedef struct smb_shr_execinfo { 224 char *e_sharename; 225 char *e_winname; 226 char *e_userdom; 227 smb_inaddr_t e_srv_ipaddr; 228 smb_inaddr_t e_cli_ipaddr; 229 char *e_cli_netbiosname; 230 uid_t e_uid; 231 int e_type; 232 } smb_shr_execinfo_t; 233 234 /* 235 * LanMan share API (for both SMB kernel module and GUI/CLI sub-system) 236 * 237 * NOTE: If any error is encounted by either the door server or client, 238 * NERR_InternalError will be returned by most functions, smb_share_count 239 * will return -1. 240 */ 241 242 #if !defined(_KERNEL) && !defined(_FAKE_KERNEL) 243 244 /* 245 * CIFS share management functions exported by libmlsvc 246 */ 247 int smb_shr_start(void); 248 void smb_shr_stop(void); 249 void *smb_shr_load(void *); 250 void smb_shr_load_execinfo(void); 251 void smb_shr_unload(void); 252 void smb_shr_iterinit(smb_shriter_t *); 253 smb_share_t *smb_shr_iterate(smb_shriter_t *); 254 void smb_shr_list(int, smb_shrlist_t *); 255 int smb_shr_count(void); 256 uint32_t smb_shr_add(smb_share_t *); 257 uint32_t smb_shr_remove(char *); 258 uint32_t smb_shr_rename(char *, char *); 259 uint32_t smb_shr_get(char *, smb_share_t *); 260 uint32_t smb_shr_modify(smb_share_t *); 261 uint32_t smb_shr_get_realpath(const char *, char *, int); 262 uint32_t smb_shr_hostaccess(smb_inaddr_t *, char *, char *, char *, uint32_t); 263 int smb_shr_exec(smb_shr_execinfo_t *); 264 265 boolean_t smb_shr_exists(char *); 266 int smb_shr_is_special(char *); 267 boolean_t smb_shr_is_restricted(char *); 268 boolean_t smb_shr_is_admin(char *); 269 char smb_shr_drive_letter(const char *); 270 271 sa_handle_t smb_shr_sa_enter(void); 272 void smb_shr_sa_exit(void); 273 void smb_shr_sa_csc_option(const char *, smb_share_t *); 274 char *smb_shr_sa_csc_name(const smb_share_t *); 275 void smb_shr_sa_setflag(const char *, smb_share_t *, uint32_t); 276 277 /* 278 * CIFS share management API exported for other processes 279 */ 280 uint32_t smb_share_list(int, smb_shrlist_t *); 281 int smb_share_count(void); 282 uint32_t smb_share_delete(char *); 283 uint32_t smb_share_rename(char *, char *); 284 uint32_t smb_share_create(smb_share_t *); 285 uint32_t smb_share_modify(smb_share_t *); 286 287 #endif /* _KERNEL */ 288 289 #ifdef __cplusplus 290 } 291 #endif 292 293 #endif /* _SMB_SHARE_H */ 294