2 Unix SMB/CIFS implementation.
4 Winbind daemon for ntdom nss module
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Gerald Carter 2006
9 You are free to use this interface definition in any way you see
10 fit, including without restriction, using this header in your own
11 products. You do not need to give any attribution.
16 #define CONST_DISCARD(type, ptr) ((type) ((void *) (ptr)))
20 #define CONST_ADD(type, ptr) ((type) ((const void *) (ptr)))
24 #define SAFE_FREE(x) do { if(x) {free(x); x=NULL;} } while(0)
27 #ifndef _WINBINDD_NTDOM_H
28 #define _WINBINDD_NTDOM_H
30 #define WINBINDD_SOCKET_NAME "pipe" /* Name of PF_UNIX socket */
32 /* Let the build environment override the public winbindd socket location. This
33 * is needed for launchd support -- jpeach.
35 #ifndef WINBINDD_SOCKET_DIR
36 #define WINBINDD_SOCKET_DIR "/tmp/.winbindd" /* Name of PF_UNIX dir */
39 #define WINBINDD_PRIV_SOCKET_SUBDIR "winbindd_privileged" /* name of subdirectory of lp_lockdir() to hold the 'privileged' pipe */
40 #define WINBINDD_DOMAIN_ENV "WINBINDD_DOMAIN" /* Environment variables */
41 #define WINBINDD_DONT_ENV "_NO_WINBINDD"
44 #define WINBINDD_SOCKET_DIR_ENV "WINBINDD_SOCKET_DIR"
47 /* Update this when you change the interface. */
49 #define WINBIND_INTERFACE_VERSION 18
51 /* Have to deal with time_t being 4 or 8 bytes due to structure alignment.
52 On a 64bit Linux box, we have to support a constant structure size
53 between /lib/libnss_winbind.so.2 and /li64/libnss_winbind.so.2.
54 The easiest way to do this is to always use 8byte values for time_t. */
57 # define SMB_TIME_T int64
59 # define SMB_TIME_T time_t
66 WINBINDD_INTERFACE_VERSION, /* Always a well known value */
68 /* Get users and groups */
76 /* Enumerate users and groups */
85 /* PAM authenticate and password change */
88 WINBINDD_PAM_AUTH_CRAP,
89 WINBINDD_PAM_CHAUTHTOK,
91 WINBINDD_PAM_CHNG_PSWD_AUTH_CRAP,
93 /* List various things */
95 WINBINDD_LIST_USERS, /* List w/o rid->id mapping */
96 WINBINDD_LIST_GROUPS, /* Ditto */
97 WINBINDD_LIST_TRUSTDOM,
105 /* Lookup functions */
109 WINBINDD_SIDS_TO_XIDS,
113 WINBINDD_ALLOCATE_UID,
114 WINBINDD_ALLOCATE_GID,
115 WINBINDD_SET_MAPPING,
118 /* Miscellaneous other stuff */
122 WINBINDD_CHECK_MACHACC, /* Check machine account pw works */
123 WINBINDD_PING, /* Just tell me winbind is running */
124 WINBINDD_INFO, /* Various bit of info. Currently just tidbits */
125 WINBINDD_DOMAIN_NAME, /* The domain this winbind server is a member of (lp_workgroup()) */
127 WINBINDD_DOMAIN_INFO, /* Most of what we know from
128 struct winbindd_domain */
129 WINBINDD_GETDCNAME, /* Issue a GetDCName Request */
131 WINBINDD_SHOW_SEQUENCE, /* display sequence numbers of domains */
136 WINBINDD_WINS_BYNAME,
138 /* this is like GETGRENT but gives an empty group list */
141 WINBINDD_NETBIOS_NAME, /* The netbios name of the server */
143 /* find the location of our privileged pipe */
144 WINBINDD_PRIV_PIPE_DIR,
146 /* return a list of group sids for a user sid */
147 WINBINDD_GETUSERSIDS,
149 /* Various group queries */
150 WINBINDD_GETUSERDOMGROUPS,
152 /* Initialize connection in a child */
153 WINBINDD_INIT_CONNECTION,
155 /* Blocking calls that are not allowed on the main winbind pipe, only
156 * between parent and children */
157 WINBINDD_DUAL_SID2UID,
158 WINBINDD_DUAL_SID2GID,
159 WINBINDD_DUAL_SIDS2XIDS,
160 WINBINDD_DUAL_UID2SID,
161 WINBINDD_DUAL_GID2SID,
162 WINBINDD_DUAL_SET_MAPPING,
163 WINBINDD_DUAL_SET_HWM,
164 WINBINDD_DUAL_DUMP_MAPS,
166 /* Wrapper around possibly blocking unix nss calls */
167 WINBINDD_DUAL_UID2NAME,
168 WINBINDD_DUAL_NAME2UID,
169 WINBINDD_DUAL_GID2NAME,
170 WINBINDD_DUAL_NAME2GID,
172 WINBINDD_DUAL_USERINFO,
173 WINBINDD_DUAL_GETSIDALIASES,
175 /* Complete the challenge phase of the NTLM authentication
176 protocol using cached password. */
177 WINBINDD_CCACHE_NTLMAUTH,
182 typedef struct winbindd_pw {
193 typedef struct winbindd_gr {
198 uint32 gr_mem_ofs; /* offset to group membership */
202 #define WBFLAG_PAM_INFO3_NDR 0x0001
203 #define WBFLAG_PAM_INFO3_TEXT 0x0002
204 #define WBFLAG_PAM_USER_SESSION_KEY 0x0004
205 #define WBFLAG_PAM_LMKEY 0x0008
206 #define WBFLAG_PAM_CONTACT_TRUSTDOM 0x0010
207 #define WBFLAG_QUERY_ONLY 0x0020
208 #define WBFLAG_PAM_UNIX_NAME 0x0080
209 #define WBFLAG_PAM_AFS_TOKEN 0x0100
210 #define WBFLAG_PAM_NT_STATUS_SQUASH 0x0200
212 /* This is a flag that can only be sent from parent to child */
213 #define WBFLAG_IS_PRIVILEGED 0x0400
214 /* Flag to say this is a winbindd internal send - don't recurse. */
215 #define WBFLAG_RECURSE 0x0800
217 #define WBFLAG_PAM_KRB5 0x1000
218 #define WBFLAG_PAM_FALLBACK_AFTER_KRB5 0x2000
219 #define WBFLAG_PAM_CACHED_LOGIN 0x4000
220 #define WBFLAG_PAM_GET_PWD_POLICY 0x8000 /* not used */
222 #define WINBINDD_MAX_EXTRA_DATA (128*1024)
224 /* Winbind request structure */
226 /*******************************************************************************
227 * This structure MUST be the same size in the 32bit and 64bit builds
228 * for compatibility between /lib64/libnss_winbind.so and /lib/libnss_winbind.so
230 * DO NOT CHANGE THIS STRUCTURE WITHOUT TESTING THE 32BIT NSS LIB AGAINST
231 * A 64BIT WINBINDD --jerry
232 ******************************************************************************/
234 struct winbindd_request {
236 enum winbindd_cmd cmd; /* Winbindd command to execute */
237 enum winbindd_cmd original_cmd; /* Original Winbindd command
238 issued to parent process */
239 pid_t pid; /* pid of calling process */
240 uint32 flags; /* flags relavant to a given request */
241 fstring domain_name; /* name of domain for which the request applies */
244 fstring winsreq; /* WINS request */
245 fstring username; /* getpwnam */
246 fstring groupname; /* getgrnam */
247 uid_t uid; /* getpwuid, uid_to_sid */
248 gid_t gid; /* getgrgid, gid_to_sid */
250 /* We deliberatedly don't split into domain/user to
251 avoid having the client know what the separator
255 pstring require_membership_of_sid;
256 fstring krb5_cc_type;
258 } auth; /* pam_winbind auth module */
260 unsigned char chal[8];
261 uint32 logon_parameters;
269 fstring require_membership_of_sid;
275 } chauthtok; /* pam_winbind passwd module */
279 unsigned char new_nt_pswd[516];
280 uint16 new_nt_pswd_len;
281 unsigned char old_nt_hash_enc[16];
282 uint16 old_nt_hash_enc_len;
283 unsigned char new_lm_pswd[516];
284 uint16 new_lm_pswd_len;
285 unsigned char old_lm_hash_enc[16];
286 uint16 old_lm_hash_enc_len;
287 } chng_pswd_auth_crap;/* pam_winbind passwd module */
292 } logoff; /* pam_winbind session module */
293 fstring sid; /* lookupsid, sid_to_[ug]id */
295 fstring dom_name; /* lookupname */
298 uint32 num_entries; /* getpwent, getgrent */
316 BOOL list_all_domains;
321 /* the effective uid of the client, must be the uid for 'user'.
322 This is checked by the main daemon, trusted by children. */
323 /* if the blobs are length zero, then this doesn't
324 produce an actual challenge response. It merely
325 succeeds if there are cached credentials available
326 that could be used. */
327 uint32 initial_blob_len; /* blobs in extra_data */
328 uint32 challenge_blob_len;
331 /* padding -- needed to fix alignment between 32bit and 64bit libs.
332 The size is the sizeof the union without the padding aligned on
333 an 8 byte boundary. --jerry */
345 /* Response values */
347 enum winbindd_result {
353 /* Winbind response structure */
355 /*******************************************************************************
356 * This structure MUST be the same size in the 32bit and 64bit builds
357 * for compatibility between /lib64/libnss_winbind.so and /lib/libnss_winbind.so
359 * DO NOT CHANGE THIS STRUCTURE WITHOUT TESTING THE 32BIT NSS LIB AGAINST
360 * A 64BIT WINBINDD --jerry
361 ******************************************************************************/
363 struct winbindd_response {
365 /* Header information */
367 uint32 length; /* Length of response */
368 enum winbindd_result result; /* Result code */
370 /* Fixed length return data */
373 int interface_version; /* Try to ensure this is always in the same spot... */
375 fstring winsresp; /* WINS response */
377 /* getpwnam, getpwuid */
379 struct winbindd_pw pw;
381 /* getgrnam, getgrgid */
383 struct winbindd_gr gr;
385 uint32 num_entries; /* getpwent, getgrent */
386 struct winbindd_sid {
387 fstring sid; /* lookupname, [ug]id_to_sid */
390 struct winbindd_name {
391 fstring dom_name; /* lookupsid */
395 uid_t uid; /* sid_to_uid */
396 gid_t gid; /* sid_to_gid */
397 struct winbindd_info {
398 char winbind_separator;
399 fstring samba_version;
402 fstring netbios_name;
407 fstring nt_status_string;
408 fstring error_string;
410 char user_session_key[16];
411 char first_8_lm_hash[8];
413 uint32 reject_reason;
415 struct policy_settings {
416 uint32 min_length_password;
417 uint32 password_history;
418 uint32 password_properties;
421 SMB_TIME_T min_passwordage;
424 SMB_TIME_T logon_time;
425 SMB_TIME_T logoff_time;
426 SMB_TIME_T kickoff_time;
427 SMB_TIME_T pass_last_set_time;
428 SMB_TIME_T pass_can_change_time;
429 SMB_TIME_T pass_must_change_time;
437 uint32 num_other_sids;
441 fstring logon_script;
442 fstring profile_path;
454 BOOL active_directory;
456 uint32 sequence_number;
467 uint32 auth_blob_len; /* blob in extra_data */
471 /* Variable length return data */
479 struct WINBINDD_MEMORY_CREDS {
480 struct WINBINDD_MEMORY_CREDS *next, *prev;
481 const char *username; /* lookup key. */
485 unsigned char *nt_hash; /* Base pointer for the following 2 */
486 unsigned char *lm_hash;
490 struct WINBINDD_CCACHE_ENTRY {
491 struct WINBINDD_CCACHE_ENTRY *next, *prev;
492 const char *principal_name;
495 const char *username;
497 struct WINBINDD_MEMORY_CREDS *cred_ptr;
503 struct timed_event *event;