source/nsswitch/winbindd_nss.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Winbind daemon for ntdom nss module
   5
   6    Copyright (C) Tim Potter 2000
   7
   8    This library is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU Library General Public
  10    License as published by the Free Software Foundation; either
  11    version 2 of the License, or (at your option) any later version.
  12
  13    This library is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    Library General Public License for more details.
  17
  18    You should have received a copy of the GNU Library General Public
  19    License along with this library; if not, write to the
  20    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  21    Boston, MA  02111-1307, USA.
  22 */
  23
  24 #ifndef SAFE_FREE
  25 #define SAFE_FREE(x) do { if(x) {free(x); x=NULL;} } while(0)
  26 #endif
  27
  28 #ifndef _WINBINDD_NTDOM_H
  29 #define _WINBINDD_NTDOM_H
  30
  31 #define WINBINDD_SOCKET_NAME "pipe"            /* Name of PF_UNIX socket */
  32 #define WINBINDD_SOCKET_DIR  "/tmp/.winbindd"  /* Name of PF_UNIX dir */
  33 #define WINBINDD_PRIV_SOCKET_SUBDIR "winbindd_privileged" /* name of subdirectory of lp_lockdir() to hold the 'privileged' pipe */
  34 #define WINBINDD_DOMAIN_ENV  "WINBINDD_DOMAIN" /* Environment variables */
  35 #define WINBINDD_DONT_ENV    "_NO_WINBINDD"
  36
  37 /* Update this when you change the interface.  */
  38
  39 #define WINBIND_INTERFACE_VERSION 8
  40
  41 /* Socket commands */
  42
  43 enum winbindd_cmd {
  44
  45         WINBINDD_INTERFACE_VERSION,    /* Always a well known value */
  46
  47         /* Get users and groups */
  48
  49         WINBINDD_GETPWNAM,
  50         WINBINDD_GETPWUID,
  51         WINBINDD_GETGRNAM,
  52         WINBINDD_GETGRGID,
  53         WINBINDD_GETGROUPS,
  54
  55         /* Enumerate users and groups */
  56
  57         WINBINDD_SETPWENT,
  58         WINBINDD_ENDPWENT,
  59         WINBINDD_GETPWENT,
  60         WINBINDD_SETGRENT,
  61         WINBINDD_ENDGRENT,
  62         WINBINDD_GETGRENT,
  63
  64         /* PAM authenticate and password change */
  65
  66         WINBINDD_PAM_AUTH,
  67         WINBINDD_PAM_AUTH_CRAP,
  68         WINBINDD_PAM_CHAUTHTOK,
  69
  70         /* List various things */
  71
  72         WINBINDD_LIST_USERS,         /* List w/o rid->id mapping */
  73         WINBINDD_LIST_GROUPS,        /* Ditto */
  74         WINBINDD_LIST_TRUSTDOM,
  75
  76         /* SID conversion */
  77
  78         WINBINDD_LOOKUPSID,
  79         WINBINDD_LOOKUPNAME,
  80
  81         /* Lookup functions */
  82
  83         WINBINDD_SID_TO_UID,
  84         WINBINDD_SID_TO_GID,
  85         WINBINDD_UID_TO_SID,
  86         WINBINDD_GID_TO_SID,
  87
  88         /* Miscellaneous other stuff */
  89
  90         WINBINDD_CHECK_MACHACC,     /* Check machine account pw works */
  91         WINBINDD_PING,              /* Just tell me winbind is running */
  92         WINBINDD_INFO,              /* Various bit of info.  Currently just tidbits */
  93         WINBINDD_DOMAIN_NAME,       /* The domain this winbind server is a member of (lp_workgroup()) */
  94
  95         WINBINDD_SHOW_SEQUENCE, /* display sequence numbers of domains */
  96
  97         /* WINS commands */
  98
  99         WINBINDD_WINS_BYIP,
 100         WINBINDD_WINS_BYNAME,
 101
 102         /* account management commands */
 103
 104         WINBINDD_CREATE_USER,
 105         WINBINDD_CREATE_GROUP,
 106         WINBINDD_ADD_USER_TO_GROUP,
 107         WINBINDD_REMOVE_USER_FROM_GROUP,
 108         WINBINDD_SET_USER_PRIMARY_GROUP,
 109         WINBINDD_DELETE_USER,
 110         WINBINDD_DELETE_GROUP,
 111
 112         /* this is like GETGRENT but gives an empty group list */
 113         WINBINDD_GETGRLST,
 114
 115         WINBINDD_NETBIOS_NAME,       /* The netbios name of the server */
 116         /* Placeholder for end of cmd list */
 117
 118         /* find the location of our privileged pipe */
 119         WINBINDD_PRIV_PIPE_DIR,
 120
 121         WINBINDD_NUM_CMDS
 122 };
 123
 124 typedef struct winbindd_pw {
 125         fstring pw_name;
 126         fstring pw_passwd;
 127         uid_t pw_uid;
 128         gid_t pw_gid;
 129         fstring pw_gecos;
 130         fstring pw_dir;
 131         fstring pw_shell;
 132 } WINBINDD_PW;
 133
 134
 135 typedef struct winbindd_gr {
 136         fstring gr_name;
 137         fstring gr_passwd;
 138         gid_t gr_gid;
 139         int num_gr_mem;
 140         int gr_mem_ofs;   /* offset to group membership */
 141         char **gr_mem;
 142 } WINBINDD_GR;
 143
 144
 145 #define WBFLAG_PAM_INFO3_NDR            0x0001
 146 #define WBFLAG_PAM_INFO3_TEXT           0x0002
 147 #define WBFLAG_PAM_NTKEY                0x0004
 148 #define WBFLAG_PAM_LMKEY                0x0008
 149 #define WBFLAG_PAM_CONTACT_TRUSTDOM     0x0010
 150 #define WBFLAG_QUERY_ONLY               0x0020
 151 #define WBFLAG_ALLOCATE_RID             0x0040
 152
 153 /* Winbind request structure */
 154
 155 struct winbindd_request {
 156         uint32 length;
 157         enum winbindd_cmd cmd;   /* Winbindd command to execute */
 158         pid_t pid;               /* pid of calling process */
 159         uint32 flags;            /* flags relavant to a given request */
 160
 161         union {
 162                 fstring winsreq;     /* WINS request */
 163                 fstring username;    /* getpwnam */
 164                 fstring groupname;   /* getgrnam */
 165                 uid_t uid;           /* getpwuid, uid_to_sid */
 166                 gid_t gid;           /* getgrgid, gid_to_sid */
 167                 struct {
 168                         /* We deliberatedly don't split into domain/user to
 169                            avoid having the client know what the separator
 170                            character is. */
 171                         fstring user;
 172                         fstring pass;
 173                 } auth;              /* pam_winbind auth module */
 174                 struct {
 175                         unsigned char chal[8];
 176                         fstring user;
 177                         fstring domain;
 178                         fstring lm_resp;
 179                         uint16 lm_resp_len;
 180                         fstring nt_resp;
 181                         uint16 nt_resp_len;
 182                         fstring workstation;
 183                 } auth_crap;
 184                 struct {
 185                     fstring user;
 186                     fstring oldpass;
 187                     fstring newpass;
 188                 } chauthtok;         /* pam_winbind passwd module */
 189                 fstring sid;         /* lookupsid, sid_to_[ug]id */
 190                 struct {
 191                         fstring dom_name;       /* lookupname */
 192                         fstring name;
 193                 } name;
 194                 uint32 num_entries;  /* getpwent, getgrent */
 195                 struct {
 196                         fstring username;
 197                         fstring groupname;
 198                 } acct_mgt;
 199         } data;
 200         char null_term;
 201 };
 202
 203 /* Response values */
 204
 205 enum winbindd_result {
 206         WINBINDD_ERROR,
 207         WINBINDD_OK
 208 };
 209
 210 /* Winbind response structure */
 211
 212 struct winbindd_response {
 213
 214         /* Header information */
 215
 216         uint32 length;                        /* Length of response */
 217         enum winbindd_result result;          /* Result code */
 218
 219         /* Fixed length return data */
 220
 221         union {
 222                 int interface_version;  /* Try to ensure this is always in the same spot... */
 223
 224                 fstring winsresp;               /* WINS response */
 225
 226                 /* getpwnam, getpwuid */
 227
 228                 struct winbindd_pw pw;
 229
 230                 /* getgrnam, getgrgid */
 231
 232                 struct winbindd_gr gr;
 233
 234                 uint32 num_entries; /* getpwent, getgrent */
 235                 struct winbindd_sid {
 236                         fstring sid;        /* lookupname, [ug]id_to_sid */
 237                         int type;
 238                 } sid;
 239                 struct winbindd_name {
 240                         fstring dom_name;       /* lookupsid */
 241                         fstring name;
 242                         int type;
 243                 } name;
 244                 uid_t uid;          /* sid_to_uid */
 245                 gid_t gid;          /* sid_to_gid */
 246                 struct winbindd_info {
 247                         char winbind_separator;
 248                         fstring samba_version;
 249                 } info;
 250                 fstring domain_name;
 251                 fstring netbios_name;
 252
 253                 struct auth_reply {
 254                         uint32 nt_status;
 255                         fstring nt_status_string;
 256                         fstring error_string;
 257                         int pam_error;
 258                         char nt_session_key[16];
 259                         char first_8_lm_hash[8];
 260                 } auth;
 261                 uint32 rid;     /* create user or group */
 262         } data;
 263
 264         /* Variable length return data */
 265
 266         void *extra_data;               /* getgrnam, getgrgid, getgrent */
 267 };
 268
 269 #endif