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https://github.com/samba-team/samba.git
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452 lines
9.4 KiB
C
452 lines
9.4 KiB
C
/*
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Unix SMB/CIFS implementation.
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Winbind Utility functions
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Copyright (C) Gerald (Jerry) Carter 2007
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#if defined(WITH_WINBIND)
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#include "nsswitch/libwbclient/wbclient.h"
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struct passwd * winbind_getpwnam(const char * name)
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{
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wbcErr result;
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struct passwd * tmp_pwd = NULL;
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struct passwd * pwd = NULL;
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result = wbcGetpwnam(name, &tmp_pwd);
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if (result != WBC_ERR_SUCCESS)
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return pwd;
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pwd = tcopy_passwd(talloc_tos(), tmp_pwd);
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wbcFreeMemory(tmp_pwd);
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return pwd;
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}
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struct passwd * winbind_getpwsid(const DOM_SID *sid)
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{
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wbcErr result;
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struct passwd * tmp_pwd = NULL;
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struct passwd * pwd = NULL;
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struct wbcDomainSid dom_sid;
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memcpy(&dom_sid, sid, sizeof(dom_sid));
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result = wbcGetpwsid(&dom_sid, &tmp_pwd);
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if (result != WBC_ERR_SUCCESS)
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return pwd;
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pwd = tcopy_passwd(talloc_tos(), tmp_pwd);
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wbcFreeMemory(tmp_pwd);
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return pwd;
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}
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/* Call winbindd to convert a name to a sid */
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bool winbind_lookup_name(const char *dom_name, const char *name, DOM_SID *sid,
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enum lsa_SidType *name_type)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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enum wbcSidType type;
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result = wbcLookupName(dom_name, name, &dom_sid, &type);
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if (result != WBC_ERR_SUCCESS)
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return false;
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memcpy(sid, &dom_sid, sizeof(DOM_SID));
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*name_type = (enum lsa_SidType)type;
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return true;
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}
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/* Call winbindd to convert sid to name */
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bool winbind_lookup_sid(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
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const char **domain, const char **name,
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enum lsa_SidType *name_type)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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enum wbcSidType type;
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char *domain_name = NULL;
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char *account_name = NULL;
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memcpy(&dom_sid, sid, sizeof(dom_sid));
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result = wbcLookupSid(&dom_sid, &domain_name, &account_name, &type);
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if (result != WBC_ERR_SUCCESS)
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return false;
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/* Copy out result */
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if (domain) {
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*domain = talloc_strdup(mem_ctx, domain_name);
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}
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if (name) {
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*name = talloc_strdup(mem_ctx, account_name);
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}
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*name_type = (enum lsa_SidType)type;
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DEBUG(10, ("winbind_lookup_sid: SUCCESS: SID %s -> %s %s\n",
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sid_string_dbg(sid), domain_name, account_name));
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wbcFreeMemory(domain_name);
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wbcFreeMemory(account_name);
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if ((domain && !*domain) || (name && !*name)) {
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DEBUG(0,("winbind_lookup_sid: talloc() failed!\n"));
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return false;
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}
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return true;
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}
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/* Ping winbindd to see it is alive */
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bool winbind_ping(void)
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{
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wbcErr result = wbcPing();
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return (result == WBC_ERR_SUCCESS);
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}
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/* Call winbindd to convert SID to uid */
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bool winbind_sid_to_uid(uid_t *puid, const DOM_SID *sid)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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memcpy(&dom_sid, sid, sizeof(dom_sid));
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result = wbcSidToUid(&dom_sid, puid);
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return (result == WBC_ERR_SUCCESS);
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}
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/* Call winbindd to convert uid to sid */
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bool winbind_uid_to_sid(DOM_SID *sid, uid_t uid)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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result = wbcUidToSid(uid, &dom_sid);
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if (result == WBC_ERR_SUCCESS) {
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memcpy(sid, &dom_sid, sizeof(DOM_SID));
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} else {
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sid_copy(sid, &global_sid_NULL);
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}
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return (result == WBC_ERR_SUCCESS);
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}
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/* Call winbindd to convert SID to gid */
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bool winbind_sid_to_gid(gid_t *pgid, const DOM_SID *sid)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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memcpy(&dom_sid, sid, sizeof(dom_sid));
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result = wbcSidToGid(&dom_sid, pgid);
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return (result == WBC_ERR_SUCCESS);
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}
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/* Call winbindd to convert gid to sid */
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bool winbind_gid_to_sid(DOM_SID *sid, gid_t gid)
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{
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struct wbcDomainSid dom_sid;
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wbcErr result;
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result = wbcGidToSid(gid, &dom_sid);
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if (result == WBC_ERR_SUCCESS) {
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memcpy(sid, &dom_sid, sizeof(DOM_SID));
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} else {
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sid_copy(sid, &global_sid_NULL);
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}
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return (result == WBC_ERR_SUCCESS);
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}
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/* Check for a trusted domain */
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wbcErr wb_is_trusted_domain(const char *domain)
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{
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wbcErr result;
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struct wbcDomainInfo *info = NULL;
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result = wbcDomainInfo(domain, &info);
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if (WBC_ERROR_IS_OK(result)) {
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wbcFreeMemory(info);
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}
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return result;
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}
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/* Lookup a set of rids in a given domain */
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bool winbind_lookup_rids(TALLOC_CTX *mem_ctx,
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const DOM_SID *domain_sid,
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int num_rids, uint32 *rids,
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const char **domain_name,
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const char ***names, enum lsa_SidType **types)
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{
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const char *dom_name = NULL;
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const char **namelist = NULL;
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enum wbcSidType *name_types = NULL;
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struct wbcDomainSid dom_sid;
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wbcErr ret;
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int i;
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memcpy(&dom_sid, domain_sid, sizeof(struct wbcDomainSid));
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ret = wbcLookupRids(&dom_sid, num_rids, rids,
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&dom_name, &namelist, &name_types);
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if (ret != WBC_ERR_SUCCESS) {
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return false;
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}
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*domain_name = talloc_strdup(mem_ctx, dom_name);
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*names = TALLOC_ARRAY(mem_ctx, const char*, num_rids);
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*types = TALLOC_ARRAY(mem_ctx, enum lsa_SidType, num_rids);
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for(i=0; i<num_rids; i++) {
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(*names)[i] = talloc_strdup(*names, namelist[i]);
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(*types)[i] = (enum lsa_SidType)name_types[i];
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}
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wbcFreeMemory(CONST_DISCARD(char*, dom_name));
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wbcFreeMemory(namelist);
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wbcFreeMemory(name_types);
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return true;
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}
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/* Ask Winbind to allocate a new uid for us */
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bool winbind_allocate_uid(uid_t *uid)
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{
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wbcErr ret;
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ret = wbcAllocateUid(uid);
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return (ret == WBC_ERR_SUCCESS);
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}
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/* Ask Winbind to allocate a new gid for us */
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bool winbind_allocate_gid(gid_t *gid)
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{
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wbcErr ret;
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ret = wbcAllocateGid(gid);
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return (ret == WBC_ERR_SUCCESS);
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}
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bool winbind_get_groups(TALLOC_CTX * mem_ctx, const char *account, uint32_t *num_groups, gid_t **_groups)
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{
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wbcErr ret;
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uint32_t ngroups;
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gid_t *group_list = NULL;
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ret = wbcGetGroups(account, &ngroups, &group_list);
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if (ret != WBC_ERR_SUCCESS)
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return false;
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*_groups = TALLOC_ARRAY(mem_ctx, gid_t, ngroups);
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if (*_groups == NULL) {
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wbcFreeMemory(group_list);
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return false;
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}
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memcpy(*_groups, group_list, ngroups* sizeof(gid_t));
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*num_groups = ngroups;
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wbcFreeMemory(group_list);
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return true;
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}
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bool winbind_get_sid_aliases(TALLOC_CTX *mem_ctx,
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const DOM_SID *dom_sid,
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const DOM_SID *members,
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size_t num_members,
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uint32_t **pp_alias_rids,
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size_t *p_num_alias_rids)
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{
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wbcErr ret;
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struct wbcDomainSid domain_sid;
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struct wbcDomainSid *sid_list = NULL;
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size_t i;
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uint32_t * rids;
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uint32_t num_rids;
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memcpy(&domain_sid, dom_sid, sizeof(*dom_sid));
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sid_list = TALLOC_ARRAY(mem_ctx, struct wbcDomainSid, num_members);
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for (i=0; i < num_members; i++) {
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memcpy(&sid_list[i], &members[i], sizeof(sid_list[i]));
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}
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ret = wbcGetSidAliases(&domain_sid,
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sid_list,
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num_members,
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&rids,
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&num_rids);
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if (ret != WBC_ERR_SUCCESS) {
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return false;
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}
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*pp_alias_rids = TALLOC_ARRAY(mem_ctx, uint32_t, num_rids);
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if (*pp_alias_rids == NULL) {
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wbcFreeMemory(rids);
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return false;
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}
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memcpy(*pp_alias_rids, rids, sizeof(uint32_t) * num_rids);
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*p_num_alias_rids = num_rids;
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wbcFreeMemory(rids);
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return true;
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}
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#else /* WITH_WINBIND */
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struct passwd * winbind_getpwnam(const char * name)
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{
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return NULL;
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}
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struct passwd * winbind_getpwsid(const DOM_SID *sid)
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{
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return NULL;
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}
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bool winbind_lookup_name(const char *dom_name, const char *name, DOM_SID *sid,
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enum lsa_SidType *name_type)
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{
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return false;
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}
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/* Call winbindd to convert sid to name */
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bool winbind_lookup_sid(TALLOC_CTX *mem_ctx, const DOM_SID *sid,
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const char **domain, const char **name,
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enum lsa_SidType *name_type)
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{
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return false;
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}
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/* Ping winbindd to see it is alive */
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bool winbind_ping(void)
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{
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return false;
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}
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/* Call winbindd to convert SID to uid */
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bool winbind_sid_to_uid(uid_t *puid, const DOM_SID *sid)
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{
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return false;
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}
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/* Call winbindd to convert uid to sid */
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bool winbind_uid_to_sid(DOM_SID *sid, uid_t uid)
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{
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return false;
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}
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/* Call winbindd to convert SID to gid */
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bool winbind_sid_to_gid(gid_t *pgid, const DOM_SID *sid)
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{
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return false;
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}
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/* Call winbindd to convert gid to sid */
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bool winbind_gid_to_sid(DOM_SID *sid, gid_t gid)
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{
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return false;
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}
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/* Check for a trusted domain */
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wbcErr wb_is_trusted_domain(const char *domain)
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{
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return WBC_ERR_UNKNOWN_FAILURE;
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}
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/* Lookup a set of rids in a given domain */
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bool winbind_lookup_rids(TALLOC_CTX *mem_ctx,
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const DOM_SID *domain_sid,
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int num_rids, uint32 *rids,
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const char **domain_name,
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const char ***names, enum lsa_SidType **types)
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{
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return false;
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}
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/* Ask Winbind to allocate a new uid for us */
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bool winbind_allocate_uid(uid_t *uid)
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{
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return false;
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}
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/* Ask Winbind to allocate a new gid for us */
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bool winbind_allocate_gid(gid_t *gid)
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{
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return false;
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}
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bool winbind_get_groups(TALLOC_CTX *mem_ctx, const char *account, uint32_t *num_groups, gid_t **_groups)
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{
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return false;
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}
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bool winbind_get_sid_aliases(TALLOC_CTX *mem_ctx,
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const DOM_SID *dom_sid,
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const DOM_SID *members,
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size_t num_members,
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uint32_t **pp_alias_rids,
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size_t *p_num_alias_rids)
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{
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return false;
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}
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#endif /* WITH_WINBIND */
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