diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/include/idmap.h | 49 | ||||
| -rw-r--r-- | source3/sam/idmap.c | 145 |
2 files changed, 194 insertions, 0 deletions
diff --git a/source3/include/idmap.h b/source3/include/idmap.h new file mode 100644 index 0000000000..0d358d3fbe --- /dev/null +++ b/source3/include/idmap.h @@ -0,0 +1,49 @@ +/* + Unix SMB/CIFS implementation. + + Idmap headers + + Copyright (C) Anthony Liguori 2003 + Copyright (C) Simo Sorce 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. +*/ + +#define ID_USERID 1 +#define ID_GROUPID 2 +#define ID_OTHER 3 + +typedef union id_t { + uid_t uid; + gid_t gid; +} id_t; + +/* Filled out by IDMAP backends */ +struct idmap_methods { + + /* Called when backend is first loaded */ + NTSTATUS (*init)(void); + + NTSTATUS (*get_sid_from_id)(DOM_SID *sid, id_t id, int id_type); + NTSTATUS (*get_id_from_sid)(id_t *id, int *id_type, DOM_SID *sid); + + /* Called when backend is unloaded */ + NTSTATUS (*close)(void); + + /* Called to dump backend status */ + void (*status)(void); +}; + diff --git a/source3/sam/idmap.c b/source3/sam/idmap.c new file mode 100644 index 0000000000..617cbc9d28 --- /dev/null +++ b/source3/sam/idmap.c @@ -0,0 +1,145 @@ +/* + Unix SMB/CIFS implementation. + Winbind ID Mapping + Copyright (C) Tim Potter 2000 + Copyright (C) Anthony Liguori <aliguor@us.ibm.com> 2003 + Copyright (C) Simo Sorce 2003 + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include "includes.h" +#include "idmap.h" + +static struct { + + const char *name; + /* Function to create a member of the idmap_methods list */ + NTSTATUS (*reg_meth)(struct idmap_methods **methods); + struct idmap_methods *methods; +} builtin_idmap_functions[] = { + { "tdb", idmap_reg_tdb, NULL }, + /* { "ldap", idmap_reg_ldap, NULL },*/ + { NULL, NULL, NULL } +}; + +/* singleton pattern: uberlazy evaluation */ +static struct idmap_methods *impl; + +static struct idmap_methods *get_impl(const char *name) +{ + int i = 0; + struct idmap_methods *ret = NULL; + + while (builtin_idmap_functions[i].name && strcmp(builtin_idmap_functions[i].name, name)) { + i++; + } + + if (builtin_idmap_functions[i].name) { + + if (!builtin_idmap_functions[i].methods) { + builtin_idmap_functions[i].reg_meth(&builtin_idmap_functions[i].methods); + } + + ret = builtin_idmap_functions[i].methods; + } + + return ret; +} + +/* Load idmap backend functions */ +BOOL set_impl(void) +{ + if (!impl) { + DEBUG(3, ("idmap_init: using '%s' as backend\n", lp_idmap_backend())); + + impl = get_impl(lp_idmap_backend()); + if (!impl) { + DEBUG(0, ("set_impl: could not load backend '%s'\n", lp_idmap_backend())); + return False; + } + } + return True; +} + +/* Initialize backend */ +NTSTATUS idmap_init(void) +{ + NTSTATUS ret; + + if (!set_impl()) return NT_STATUS_UNSUCCESSFUL; + + ret = impl->init(); + if (NT_STATUS_IS_ERR(ret)) { + DEBUG(3, ("idmap_init: init failed!\n")); + } + + return ret; +} + +/* Get ID from SID */ +NTSTATUS idmap_get_id_from_sid(id_t *id, int *id_type, DOM_SID *sid) +{ + NTSTATUS ret; + + if (!set_impl()) return NT_STATUS_UNSUCCESSFUL; + + ret = impl->get_id_from_sid(id, id_type, sid); + if (NT_STATUS_IS_ERR(ret)) { + DEBUG(3, ("idmap_get_id_from_sid: error fetching id!\n")); + } + + return ret; +} + +/* Get SID from ID */ +NTSTATUS idmap_get_sid_from_id(DOM_SID *sid, id_t id, int id_type) +{ + NTSTATUS ret; + + if (!set_impl()) return NT_STATUS_UNSUCCESSFUL; + + ret = impl->get_sid_from_id(sid, id, id_type); + if (NT_STATUS_IS_ERR(ret)) { + DEBUG(3, ("idmap_get_sid_from_id: error fetching sid!\n")); + } + + return ret; +} + + +/* Close backend */ +NTSTATUS idmap_close(void) +{ + NTSTATUS ret; + + if (!set_impl()) return NT_STATUS_UNSUCCESSFUL; + + ret = impl->close(); + if (NT_STATUS_IS_ERR(ret)) { + DEBUG(3, ("idmap_close: close failed!\n")); + } + + return ret; +} + +/* Dump backend status */ +void idmap_status(void) +{ + if (!set_impl()) return; + + impl->status(); +} + |