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
  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 4
  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         /* Placeholder for end of cmd list */
 103
 104         WINBINDD_NUM_CMDS
 105 };
 106
 107 /* Winbind request structure */
 108
 109 struct winbindd_request {
 110         uint32 length;
 111         enum winbindd_cmd cmd;   /* Winbindd command to execute */
 112         pid_t pid;               /* pid of calling process */
 113
 114         union {
 115                 fstring winsreq;     /* WINS request */
 116                 fstring username;    /* getpwnam */
 117                 fstring groupname;   /* getgrnam */
 118                 uid_t uid;           /* getpwuid, uid_to_sid */
 119                 gid_t gid;           /* getgrgid, gid_to_sid */
 120                 struct {
 121                         /* We deliberatedly don't split into domain/user to
 122                            avoid having the client know what the separator
 123                            character is. */
 124                         fstring user;
 125                         fstring pass;
 126                 } auth;              /* pam_winbind auth module */
 127                 struct {
 128                         unsigned char chal[8];
 129                         fstring user;
 130                         fstring domain;
 131                         fstring lm_resp;
 132                         uint16 lm_resp_len;
 133                         fstring nt_resp;
 134                         uint16 nt_resp_len;
 135                 } auth_crap;
 136                 struct {
 137                     fstring user;
 138                     fstring oldpass;
 139                     fstring newpass;
 140                 } chauthtok;         /* pam_winbind passwd module */
 141                 fstring sid;         /* lookupsid, sid_to_[ug]id */
 142                 struct {
 143                         fstring dom_name;       /* lookupname */
 144                         fstring name;
 145                 } name;
 146                 uint32 num_entries;  /* getpwent, getgrent */
 147         } data;
 148         fstring domain;      /* {set,get,end}{pw,gr}ent() */
 149 };
 150
 151 /* Response values */
 152
 153 enum winbindd_result {
 154         WINBINDD_ERROR,
 155         WINBINDD_OK
 156 };
 157
 158 /* Winbind response structure */
 159
 160 struct winbindd_response {
 161
 162         /* Header information */
 163
 164         uint32 length;                        /* Length of response */
 165         enum winbindd_result result;          /* Result code */
 166
 167         /* Fixed length return data */
 168
 169         union {
 170                 int interface_version;  /* Try to ensure this is always in the same spot... */
 171
 172                 fstring winsresp;               /* WINS response */
 173
 174                 /* getpwnam, getpwuid */
 175
 176                 struct winbindd_pw {
 177                         fstring pw_name;
 178                         fstring pw_passwd;
 179                         uid_t pw_uid;
 180                         gid_t pw_gid;
 181                         fstring pw_gecos;
 182                         fstring pw_dir;
 183                         fstring pw_shell;
 184                 } pw;
 185
 186                 /* getgrnam, getgrgid */
 187
 188                 struct winbindd_gr {
 189                         fstring gr_name;
 190                         fstring gr_passwd;
 191                         gid_t gr_gid;
 192                         int num_gr_mem;
 193                         int gr_mem_ofs;   /* offset to group membership */
 194                 } gr;
 195
 196                 uint32 num_entries; /* getpwent, getgrent */
 197                 struct winbindd_sid {
 198                         fstring sid;        /* lookupname, [ug]id_to_sid */
 199                         int type;
 200                 } sid;
 201                 struct winbindd_name {
 202                         fstring dom_name;       /* lookupsid */
 203                         fstring name;
 204                         int type;
 205                 } name;
 206                 uid_t uid;          /* sid_to_uid */
 207                 gid_t gid;          /* sid_to_gid */
 208                 struct winbindd_info {
 209                         char winbind_separator;
 210                         fstring samba_version;
 211                 } info;
 212                 fstring domain_name;
 213
 214                 struct auth_reply {
 215                         uint32 nt_status;
 216                         fstring nt_status_string;
 217                         fstring error_string;
 218                         int pam_error;
 219                 } auth;
 220         } data;
 221
 222         uint32 nt_status;       /* Extended error information */
 223
 224         /* Variable length return data */
 225
 226         void *extra_data;               /* getgrnam, getgrgid, getgrent */
 227 };
 228
 229 #endif