--- /dev/null
+/*
+ Unix SMB/CIFS implementation.
+
+ Winbind daemon for ntdom nss module
+
+ Copyright (C) Tim Potter 2000
+ Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+*/
+
+#ifndef _WINBINDD_H
+#define _WINBINDD_H
+
+#include "nterr.h"
+
+#include "winbindd_nss.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_WINBIND
+
+/* bits for fd_event.flags */
+#define EVENT_FD_READ 1
+#define EVENT_FD_WRITE 2
+
+struct fd_event {
+ struct fd_event *next, *prev;
+ int fd;
+ int flags; /* see EVENT_FD_* flags */
+ void (*handler)(struct fd_event *fde, int flags);
+ void *data;
+ size_t length, done;
+ void (*finished)(void *private_data, BOOL success);
+ void *private_data;
+};
+
+struct sid_ctr {
+ DOM_SID *sid;
+ BOOL finished;
+ const char *domain;
+ const char *name;
+ enum SID_NAME_USE type;
+};
+
+struct winbindd_cli_state {
+ struct winbindd_cli_state *prev, *next; /* Linked list pointers */
+ int sock; /* Open socket from client */
+ struct fd_event fd_event;
+ pid_t pid; /* pid of client */
+ BOOL finished; /* Can delete from list */
+ BOOL write_extra_data; /* Write extra_data field */
+ time_t last_access; /* Time of last access (read or write) */
+ BOOL privileged; /* Is the client 'privileged' */
+
+ TALLOC_CTX *mem_ctx; /* memory per request */
+ struct winbindd_request request; /* Request from client */
+ struct winbindd_response response; /* Respose to client */
+ BOOL getpwent_initialized; /* Has getpwent_state been
+ * initialized? */
+ BOOL getgrent_initialized; /* Has getgrent_state been
+ * initialized? */
+ struct getent_state *getpwent_state; /* State for getpwent() */
+ struct getent_state *getgrent_state; /* State for getgrent() */
+};
+
+/* State between get{pw,gr}ent() calls */
+
+struct getent_state {
+ struct getent_state *prev, *next;
+ void *sam_entries;
+ uint32 sam_entry_index, num_sam_entries;
+ BOOL got_sam_entries;
+ fstring domain_name;
+};
+
+/* Storage for cached getpwent() user entries */
+
+struct getpwent_user {
+ fstring name; /* Account name */
+ fstring gecos; /* User information */
+ fstring homedir; /* User Home Directory */
+ fstring shell; /* User Login Shell */
+ DOM_SID user_sid; /* NT user and primary group SIDs */
+ DOM_SID group_sid;
+};
+
+/* Server state structure */
+
+struct winbindd_state {
+
+ /* User and group id pool */
+
+ uid_t uid_low, uid_high; /* Range of uids to allocate */
+ gid_t gid_low, gid_high; /* Range of gids to allocate */
+};
+
+extern struct winbindd_state server_state; /* Server information */
+
+typedef struct {
+ char *acct_name;
+ char *full_name;
+ char *homedir;
+ char *shell;
+ DOM_SID user_sid; /* NT user and primary group SIDs */
+ DOM_SID group_sid;
+} WINBIND_USERINFO;
+
+/* Our connection to the DC */
+
+struct winbindd_cm_conn {
+ struct cli_state *cli;
+
+ struct rpc_pipe_client *samr_pipe;
+ POLICY_HND sam_connect_handle, sam_domain_handle;
+
+ struct rpc_pipe_client *lsa_pipe;
+ POLICY_HND lsa_policy;
+
+ struct rpc_pipe_client *netlogon_pipe;
+};
+
+struct winbindd_async_request;
+
+/* Async child */
+
+struct winbindd_child {
+ struct winbindd_child *next, *prev;
+
+ pid_t pid;
+ struct winbindd_domain *domain;
+ pstring logfilename;
+
+ struct fd_event event;
+ struct winbindd_async_request *requests;
+};
+
+/* Structures to hold per domain information */
+
+struct winbindd_domain {
+ fstring name; /* Domain name */
+ fstring alt_name; /* alt Domain name (if any) */
+ DOM_SID sid; /* SID for this domain */
+ BOOL initialized; /* Did we already ask for the domain mode? */
+ BOOL native_mode; /* is this a win2k domain in native mode ? */
+ BOOL active_directory; /* is this a win2k active directory ? */
+ BOOL primary; /* is this our primary domain ? */
+ BOOL internal; /* BUILTIN and member SAM */
+
+ /* Lookup methods for this domain (LDAP or RPC) */
+ struct winbindd_methods *methods;
+
+ /* the backend methods are used by the cache layer to find the right
+ backend */
+ struct winbindd_methods *backend;
+
+ /* Private data for the backends (used for connection cache) */
+
+ void *private_data;
+
+ /* A working DC */
+ fstring dcname;
+ struct sockaddr_in dcaddr;
+
+ /* Sequence number stuff */
+
+ time_t last_seq_check;
+ uint32 sequence_number;
+ NTSTATUS last_status;
+
+ /* The smb connection */
+
+ struct winbindd_cm_conn conn;
+
+ /* The child pid we're talking to */
+
+ struct winbindd_child child;
+
+ /* Linked list info */
+
+ struct winbindd_domain *prev, *next;
+};
+
+/* per-domain methods. This is how LDAP vs RPC is selected
+ */
+struct winbindd_methods {
+ /* does this backend provide a consistent view of the data? (ie. is the primary group
+ always correct) */
+ BOOL consistent;
+
+ /* get a list of users, returning a WINBIND_USERINFO for each one */
+ NTSTATUS (*query_user_list)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_entries,
+ WINBIND_USERINFO **info);
+
+ /* get a list of domain groups */
+ NTSTATUS (*enum_dom_groups)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_entries,
+ struct acct_info **info);
+
+ /* get a list of domain local groups */
+ NTSTATUS (*enum_local_groups)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_entries,
+ struct acct_info **info);
+
+ /* convert one user or group name to a sid */
+ NTSTATUS (*name_to_sid)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ const char *domain_name,
+ const char *name,
+ DOM_SID *sid,
+ enum SID_NAME_USE *type);
+
+ /* convert a sid to a user or group name */
+ NTSTATUS (*sid_to_name)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ const DOM_SID *sid,
+ char **domain_name,
+ char **name,
+ enum SID_NAME_USE *type);
+
+ /* lookup user info for a given SID */
+ NTSTATUS (*query_user)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ const DOM_SID *user_sid,
+ WINBIND_USERINFO *user_info);
+
+ /* lookup all groups that a user is a member of. The backend
+ can also choose to lookup by username or rid for this
+ function */
+ NTSTATUS (*lookup_usergroups)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ const DOM_SID *user_sid,
+ uint32 *num_groups, DOM_SID **user_gids);
+
+ /* Lookup all aliases that the sids delivered are member of. This is
+ * to implement 'domain local groups' correctly */
+ NTSTATUS (*lookup_useraliases)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 num_sids,
+ const DOM_SID *sids,
+ uint32 *num_aliases,
+ uint32 **alias_rids);
+
+ /* find all members of the group with the specified group_rid */
+ NTSTATUS (*lookup_groupmem)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ const DOM_SID *group_sid,
+ uint32 *num_names,
+ DOM_SID **sid_mem, char ***names,
+ uint32 **name_types);
+
+ /* return the current global sequence number */
+ NTSTATUS (*sequence_number)(struct winbindd_domain *domain, uint32 *seq);
+
+ /* enumerate trusted domains */
+ NTSTATUS (*trusted_domains)(struct winbindd_domain *domain,
+ TALLOC_CTX *mem_ctx,
+ uint32 *num_domains,
+ char ***names,
+ char ***alt_names,
+ DOM_SID **dom_sids);
+};
+
+/* Used to glue a policy handle and cli_state together */
+
+typedef struct {
+ struct cli_state *cli;
+ POLICY_HND pol;
+} CLI_POLICY_HND;
+
+/* Filled out by IDMAP backends */
+struct winbindd_idmap_methods {
+ /* Called when backend is first loaded */
+ BOOL (*init)(void);
+
+ BOOL (*get_sid_from_uid)(uid_t uid, DOM_SID *sid);
+ BOOL (*get_sid_from_gid)(gid_t gid, DOM_SID *sid);
+
+ BOOL (*get_uid_from_sid)(DOM_SID *sid, uid_t *uid);
+ BOOL (*get_gid_from_sid)(DOM_SID *sid, gid_t *gid);
+
+ /* Called when backend is unloaded */
+ BOOL (*close)(void);
+ /* Called to dump backend status */
+ void (*status)(void);
+};
+
+#include "nsswitch/winbindd_proto.h"
+
+#define WINBINDD_ESTABLISH_LOOP 30
+#define WINBINDD_RESCAN_FREQ 300
+
+#define DOM_SEQUENCE_NONE ((uint32)-1)
+
+#endif /* _WINBINDD_H */