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https://github.com/samba-team/samba.git
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1a9394195d
This includes the 'SIDs Rule' patch, mimir's trusted domains cacheing code,
the winbind_idmap abstraction (not idmap proper, but the stuff that held up
the winbind LDAP backend in HEAD).
Andrew Bartlett
(This used to be commit d4d5e6c2ee
)
233 lines
6.9 KiB
C
233 lines
6.9 KiB
C
/*
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Unix SMB/CIFS implementation.
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Winbind daemon for ntdom nss module
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Copyright (C) Tim Potter 2000
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Copyright (C) Anthony Liguori 2003
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#ifndef _WINBINDD_H
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#define _WINBINDD_H
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#include "includes.h"
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#include "nterr.h"
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#include "winbindd_nss.h"
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#undef DBGC_CLASS
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#define DBGC_CLASS DBGC_WINBIND
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/* Client state structure */
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struct winbindd_cli_state {
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struct winbindd_cli_state *prev, *next; /* Linked list pointers */
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int sock; /* Open socket from client */
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pid_t pid; /* pid of client */
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int read_buf_len, write_buf_len; /* Indexes in request/response */
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BOOL finished; /* Can delete from list */
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BOOL write_extra_data; /* Write extra_data field */
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time_t last_access; /* Time of last access (read or write) */
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BOOL privileged; /* Is the client 'privileged' */
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struct winbindd_request request; /* Request from client */
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struct winbindd_response response; /* Respose to client */
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struct getent_state *getpwent_state; /* State for getpwent() */
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struct getent_state *getgrent_state; /* State for getgrent() */
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};
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/* State between get{pw,gr}ent() calls */
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struct getent_state {
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struct getent_state *prev, *next;
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void *sam_entries;
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uint32 sam_entry_index, num_sam_entries;
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BOOL got_sam_entries;
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fstring domain_name;
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};
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/* Storage for cached getpwent() user entries */
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struct getpwent_user {
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fstring name; /* Account name */
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fstring gecos; /* User information */
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DOM_SID user_sid; /* NT user and primary group SIDs */
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DOM_SID group_sid;
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};
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/* Server state structure */
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struct winbindd_state {
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/* User and group id pool */
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uid_t uid_low, uid_high; /* Range of uids to allocate */
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gid_t gid_low, gid_high; /* Range of gids to allocate */
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};
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extern struct winbindd_state server_state; /* Server information */
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typedef struct {
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char *acct_name;
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char *full_name;
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DOM_SID *user_sid; /* NT user and primary group SIDs */
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DOM_SID *group_sid;
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} WINBIND_USERINFO;
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/* Structures to hold per domain information */
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struct winbindd_domain {
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fstring name; /* Domain name */
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fstring alt_name; /* alt Domain name (if any) */
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DOM_SID sid; /* SID for this domain */
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BOOL native_mode; /* is this a win2k domain in native mode ? */
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/* Lookup methods for this domain (LDAP or RPC) */
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struct winbindd_methods *methods;
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/* Private data for the backends (used for connection cache) */
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void *private;
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/* Sequence number stuff */
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time_t last_seq_check;
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uint32 sequence_number;
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/* Linked list info */
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struct winbindd_domain *prev, *next;
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};
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/* per-domain methods. This is how LDAP vs RPC is selected
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*/
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struct winbindd_methods {
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/* does this backend provide a consistent view of the data? (ie. is the primary group
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always correct) */
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BOOL consistent;
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/* get a list of users, returning a WINBIND_USERINFO for each one */
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NTSTATUS (*query_user_list)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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uint32 *num_entries,
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WINBIND_USERINFO **info);
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/* get a list of domain groups */
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NTSTATUS (*enum_dom_groups)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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uint32 *num_entries,
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struct acct_info **info);
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/* get a list of domain local groups */
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NTSTATUS (*enum_local_groups)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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uint32 *num_entries,
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struct acct_info **info);
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/* convert one user or group name to a sid */
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NTSTATUS (*name_to_sid)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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const char *name,
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DOM_SID *sid,
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enum SID_NAME_USE *type);
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/* convert a sid to a user or group name */
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NTSTATUS (*sid_to_name)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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DOM_SID *sid,
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char **name,
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enum SID_NAME_USE *type);
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/* lookup user info for a given SID */
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NTSTATUS (*query_user)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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DOM_SID *user_sid,
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WINBIND_USERINFO *user_info);
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/* lookup all groups that a user is a member of. The backend
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can also choose to lookup by username or rid for this
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function */
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NTSTATUS (*lookup_usergroups)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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DOM_SID *user_sid,
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uint32 *num_groups, DOM_SID ***user_gids);
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/* find all members of the group with the specified group_rid */
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NTSTATUS (*lookup_groupmem)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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DOM_SID *group_sid,
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uint32 *num_names,
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DOM_SID ***sid_mem, char ***names,
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uint32 **name_types);
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/* return the current global sequence number */
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NTSTATUS (*sequence_number)(struct winbindd_domain *domain, uint32 *seq);
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/* enumerate trusted domains */
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NTSTATUS (*trusted_domains)(struct winbindd_domain *domain,
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TALLOC_CTX *mem_ctx,
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uint32 *num_domains,
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char ***names,
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char ***alt_names,
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DOM_SID **dom_sids);
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/* find the domain sid */
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NTSTATUS (*domain_sid)(struct winbindd_domain *domain,
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DOM_SID *sid);
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/* setup the list of alternate names for the domain, if any */
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NTSTATUS (*alternate_name)(struct winbindd_domain *domain);
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};
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/* Used to glue a policy handle and cli_state together */
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typedef struct {
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struct cli_state *cli;
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POLICY_HND pol;
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} CLI_POLICY_HND;
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/* Filled out by IDMAP backends */
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struct winbindd_idmap_methods {
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/* Called when backend is first loaded */
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BOOL (*init)(void);
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BOOL (*get_sid_from_uid)(uid_t uid, DOM_SID *sid);
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BOOL (*get_sid_from_gid)(gid_t gid, DOM_SID *sid);
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BOOL (*get_uid_from_sid)(DOM_SID *sid, uid_t *uid);
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BOOL (*get_gid_from_sid)(DOM_SID *sid, gid_t *gid);
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/* Called when backend is unloaded */
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BOOL (*close)(void);
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/* Called to dump backend status */
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void (*status)(void);
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};
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#include "winbindd_proto.h"
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#include "rpc_parse.h"
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#include "rpc_client.h"
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#define WINBINDD_ESTABLISH_LOOP 30
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#define WINBINDD_RESCAN_FREQ 300
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#define DOM_SEQUENCE_NONE ((uint32)-1)
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#endif /* _WINBINDD_H */
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