/* * Unix SMB/CIFS implementation. * RPC Pipe client / server routines * Copyright (C) Andrew Tridgell 1992-1997, * Copyright (C) Luke Kenneth Casson Leighton 1996-1997, * Copyright (C) Paul Ashton 1997, * Copyright (C) Jeremy Allison 2001, * Copyright (C) Rafal Szczesniak 2002, * Copyright (C) Jim McDonough 2002. * * 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. */ /* This is the implementation of the lsa server code. */ #include "includes.h" #undef DBGC_CLASS #define DBGC_CLASS DBGC_RPC_SRV extern PRIVS privs[]; struct lsa_info { DOM_SID sid; uint32 access; }; struct generic_mapping lsa_generic_mapping = { POLICY_READ, POLICY_WRITE, POLICY_EXECUTE, POLICY_ALL_ACCESS }; /******************************************************************* Function to free the per handle data. ********************************************************************/ static void free_lsa_info(void *ptr) { struct lsa_info *lsa = (struct lsa_info *)ptr; SAFE_FREE(lsa); } /*************************************************************************** Init dom_query ***************************************************************************/ static void init_dom_query(DOM_QUERY *d_q, const char *dom_name, DOM_SID *dom_sid) { d_q->buffer_dom_name = (dom_name != NULL) ? 1 : 0; /* domain buffer pointer */ d_q->buffer_dom_sid = (dom_sid != NULL) ? 1 : 0; /* domain sid pointer */ /* this string is supposed to be non-null terminated. */ /* But the maxlen in this UNISTR2 must include the terminating null. */ init_unistr2(&d_q->uni_domain_name, dom_name, UNI_BROKEN_NON_NULL); /* * I'm not sure why this really odd combination of length * values works, but it does appear to. I need to look at * this *much* more closely - but at the moment leave alone * until it's understood. This allows a W2k client to join * a domain with both odd and even length names... JRA. */ /* * IMPORTANT NOTE !!!! * The two fields below probably are reversed in meaning, ie. * the first field is probably the str_len, the second the max * len. Both are measured in bytes anyway. */ d_q->uni_dom_str_len = d_q->uni_domain_name.uni_max_len * 2; d_q->uni_dom_max_len = d_q->uni_domain_name.uni_str_len * 2; if (dom_sid != NULL) init_dom_sid2(&d_q->dom_sid, dom_sid); } /*************************************************************************** init_dom_ref - adds a domain if it's not already in, returns the index. ***************************************************************************/ static int init_dom_ref(DOM_R_REF *ref, char *dom_name, DOM_SID *dom_sid) { int num = 0; if (dom_name != NULL) { for (num = 0; num < ref->num_ref_doms_1; num++) { fstring domname; rpcstr_pull(domname, &ref->ref_dom[num].uni_dom_name, sizeof(domname), -1, 0); if (strequal(domname, dom_name)) return num; } } else { num = ref->num_ref_doms_1; } if (num >= MAX_REF_DOMAINS) { /* index not found, already at maximum domain limit */ return -1; } ref->num_ref_doms_1 = num+1; ref->ptr_ref_dom = 1; ref->max_entries = MAX_REF_DOMAINS; ref->num_ref_doms_2 = num+1; ref->hdr_ref_dom[num].ptr_dom_sid = dom_sid != NULL ? 1 : 0; init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, UNI_FLAGS_NONE); init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, &ref->ref_dom[num].uni_dom_name); init_dom_sid2(&ref->ref_dom[num].ref_dom, dom_sid ); return num; } /*************************************************************************** init_lsa_rid2s ***************************************************************************/ static void init_lsa_rid2s(DOM_R_REF *ref, DOM_RID2 *rid2, int num_entries, UNISTR2 *name, uint32 *mapped_count, BOOL endian) { int i; int total = 0; *mapped_count = 0; SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS); become_root(); /* lookup_name can require root privs */ for (i = 0; i < num_entries; i++) { BOOL status = False; DOM_SID sid; uint32 rid = 0xffffffff; int dom_idx = -1; pstring full_name; fstring dom_name, user; enum SID_NAME_USE name_type = SID_NAME_UNKNOWN; /* Split name into domain and user component */ unistr2_to_ascii(full_name, &name[i], sizeof(full_name)); split_domain_name(full_name, dom_name, user); /* Lookup name */ DEBUG(5, ("init_lsa_rid2s: looking up name %s\n", full_name)); status = lookup_name(dom_name, user, &sid, &name_type); DEBUG(5, ("init_lsa_rid2s: %s\n", status ? "found" : "not found")); if (status && name_type != SID_NAME_UNKNOWN) { sid_split_rid(&sid, &rid); dom_idx = init_dom_ref(ref, dom_name, &sid); (*mapped_count)++; } else { dom_idx = -1; rid = 0; name_type = SID_NAME_UNKNOWN; } init_dom_rid2(&rid2[total], rid, name_type, dom_idx); total++; } unbecome_root(); } /*************************************************************************** init_reply_lookup_names ***************************************************************************/ static void init_reply_lookup_names(LSA_R_LOOKUP_NAMES *r_l, DOM_R_REF *ref, uint32 num_entries, DOM_RID2 *rid2, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->num_entries = num_entries; r_l->ptr_entries = 1; r_l->num_entries2 = num_entries; r_l->dom_rid = rid2; r_l->mapped_count = mapped_count; } /*************************************************************************** Init lsa_trans_names. ***************************************************************************/ static void init_lsa_trans_names(TALLOC_CTX *ctx, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *trn, int num_entries, DOM_SID2 *sid, uint32 *mapped_count) { int i; int total = 0; *mapped_count = 0; /* Allocate memory for list of names */ if (num_entries > 0) { if (!(trn->name = (LSA_TRANS_NAME *)talloc(ctx, sizeof(LSA_TRANS_NAME) * num_entries))) { DEBUG(0, ("init_lsa_trans_names(): out of memory\n")); return; } if (!(trn->uni_name = (UNISTR2 *)talloc(ctx, sizeof(UNISTR2) * num_entries))) { DEBUG(0, ("init_lsa_trans_names(): out of memory\n")); return; } } become_root(); /* Need root to get to passdb to for local sids */ for (i = 0; i < num_entries; i++) { BOOL status = False; DOM_SID find_sid = sid[i].sid; uint32 rid = 0xffffffff; int dom_idx = -1; fstring name, dom_name; enum SID_NAME_USE sid_name_use = (enum SID_NAME_USE)0; sid_to_string(name, &find_sid); DEBUG(5, ("init_lsa_trans_names: looking up sid %s\n", name)); /* Lookup sid from winbindd */ status = lookup_sid(&find_sid, dom_name, name, &sid_name_use); DEBUG(5, ("init_lsa_trans_names: %s\n", status ? "found" : "not found")); if (!status) { sid_name_use = SID_NAME_UNKNOWN; memset(dom_name, '\0', sizeof(dom_name)); sid_to_string(name, &find_sid); dom_idx = -1; DEBUG(10,("init_lsa_trans_names: added unknown user '%s' to " "referenced list.\n", name )); } else { (*mapped_count)++; /* Store domain sid in ref array */ if (find_sid.num_auths == 5) { sid_split_rid(&find_sid, &rid); } dom_idx = init_dom_ref(ref, dom_name, &find_sid); DEBUG(10,("init_lsa_trans_names: added user '%s\\%s' to " "referenced list.\n", dom_name, name )); } init_lsa_trans_name(&trn->name[total], &trn->uni_name[total], sid_name_use, name, dom_idx); total++; } unbecome_root(); trn->num_entries = total; trn->ptr_trans_names = 1; trn->num_entries2 = total; } /*************************************************************************** Init_reply_lookup_sids. ***************************************************************************/ static void init_reply_lookup_sids(LSA_R_LOOKUP_SIDS *r_l, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *names, uint32 mapped_count) { r_l->ptr_dom_ref = 1; r_l->dom_ref = ref; r_l->names = names; r_l->mapped_count = mapped_count; } static NTSTATUS lsa_get_generic_sd(TALLOC_CTX *mem_ctx, SEC_DESC **sd, size_t *sd_size) { extern DOM_SID global_sid_World; extern DOM_SID global_sid_Builtin; DOM_SID local_adm_sid; DOM_SID adm_sid; SEC_ACE ace[3]; SEC_ACCESS mask; SEC_ACL *psa = NULL; init_sec_access(&mask, POLICY_EXECUTE); init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); sid_copy(&adm_sid, get_global_sam_sid()); sid_append_rid(&adm_sid, DOMAIN_GROUP_RID_ADMINS); init_sec_access(&mask, POLICY_ALL_ACCESS); init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); sid_copy(&local_adm_sid, &global_sid_Builtin); sid_append_rid(&local_adm_sid, BUILTIN_ALIAS_RID_ADMINS); init_sec_access(&mask, POLICY_ALL_ACCESS); init_sec_ace(&ace[2], &local_adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0); if((psa = make_sec_acl(mem_ctx, NT4_ACL_REVISION, 3, ace)) == NULL) return NT_STATUS_NO_MEMORY; if((*sd = make_sec_desc(mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, &adm_sid, NULL, NULL, psa, sd_size)) == NULL) return NT_STATUS_NO_MEMORY; return NT_STATUS_OK; } /*************************************************************************** Init_dns_dom_info. ***************************************************************************/ static void init_dns_dom_info(LSA_DNS_DOM_INFO *r_l, const char *nb_name, const char *dns_name, const char *forest_name, struct uuid *dom_guid, DOM_SID *dom_sid) { if (nb_name && *nb_name) { init_unistr2(&r_l->uni_nb_dom_name, nb_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_nb_dom_name, &r_l->uni_nb_dom_name); r_l->hdr_nb_dom_name.uni_max_len += 2; r_l->uni_nb_dom_name.uni_max_len += 1; } if (dns_name && *dns_name) { init_unistr2(&r_l->uni_dns_dom_name, dns_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_dns_dom_name, &r_l->uni_dns_dom_name); r_l->hdr_dns_dom_name.uni_max_len += 2; r_l->uni_dns_dom_name.uni_max_len += 1; } if (forest_name && *forest_name) { init_unistr2(&r_l->uni_forest_name, forest_name, UNI_FLAGS_NONE); init_uni_hdr(&r_l->hdr_forest_name, &r_l->uni_forest_name); r_l->hdr_forest_name.uni_max_len += 2; r_l->uni_forest_name.uni_max_len += 1; } /* how do we init the guid ? probably should write an init fn */ if (dom_guid) { memcpy(&r_l->dom_guid, dom_guid, sizeof(struct uuid)); } if (dom_sid) { r_l->ptr_dom_sid = 1; init_dom_sid2(&r_l->dom_sid, dom_sid); } } /*************************************************************************** _lsa_open_policy2. ***************************************************************************/ NTSTATUS _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u) { struct lsa_info *info; SEC_DESC *psd = NULL; size_t sd_size; uint32 des_access=q_u->des_access; uint32 acc_granted; NTSTATUS status; /* map the generic bits to the lsa policy ones */ se_map_generic(&des_access, &lsa_generic_mapping); /* get the generic lsa policy SD until we store it */ lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) { if (geteuid() != 0) { return status; } DEBUG(4,("ACCESS should be DENIED (granted: %#010x; required: %#010x)\n", acc_granted, des_access)); DEBUGADD(4,("but overwritten by euid == 0\n")); acc_granted = des_access; } /* associate the domain SID with the (unique) handle. */ if ((info = (struct lsa_info *)malloc(sizeof(struct lsa_info))) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); sid_copy(&info->sid,get_global_sam_sid()); info->access = acc_granted; /* set up the LSA QUERY INFO response */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return NT_STATUS_OK; } /*************************************************************************** _lsa_open_policy ***************************************************************************/ NTSTATUS _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u) { struct lsa_info *info; SEC_DESC *psd = NULL; size_t sd_size; uint32 des_access=q_u->des_access; uint32 acc_granted; NTSTATUS status; /* map the generic bits to the lsa policy ones */ se_map_generic(&des_access, &lsa_generic_mapping); /* get the generic lsa policy SD until we store it */ lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) { if (geteuid() != 0) { return status; } DEBUG(4,("ACCESS should be DENIED (granted: %#010x; required: %#010x)\n", acc_granted, des_access)); DEBUGADD(4,("but overwritten by euid == 0\n")); acc_granted = des_access; } /* associate the domain SID with the (unique) handle. */ if ((info = (struct lsa_info *)malloc(sizeof(struct lsa_info))) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); sid_copy(&info->sid,get_global_sam_sid()); info->access = acc_granted; /* set up the LSA QUERY INFO response */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return NT_STATUS_OK; } /*************************************************************************** _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA. ufff, done :) mimir ***************************************************************************/ NTSTATUS _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u, LSA_R_ENUM_TRUST_DOM *r_u) { struct lsa_info *info; uint32 enum_context = q_u->enum_context; /* * preferred length is set to 5 as a "our" preferred length * nt sets this parameter to 2 * update (20.08.2002): it's not preferred length, but preferred size! * it needs further investigation how to optimally choose this value */ uint32 max_num_domains = q_u->preferred_len < 5 ? q_u->preferred_len : 10; TRUSTDOM **trust_doms; uint32 num_domains; NTSTATUS nt_status; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ if (!(info->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; nt_status = secrets_get_trusted_domains(p->mem_ctx, (int *)&enum_context, max_num_domains, (int *)&num_domains, &trust_doms); if (!NT_STATUS_IS_OK(nt_status) && !NT_STATUS_EQUAL(nt_status, STATUS_MORE_ENTRIES) && !NT_STATUS_EQUAL(nt_status, NT_STATUS_NO_MORE_ENTRIES)) { return nt_status; } else { r_u->status = nt_status; } /* set up the lsa_enum_trust_dom response */ init_r_enum_trust_dom(p->mem_ctx, r_u, enum_context, max_num_domains, num_domains, trust_doms); return r_u->status; } /*************************************************************************** _lsa_query_info. See the POLICY_INFOMATION_CLASS docs at msdn. ***************************************************************************/ NTSTATUS _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u) { struct lsa_info *handle; LSA_INFO_UNION *info = &r_u->dom; DOM_SID domain_sid; const char *name; DOM_SID *sid = NULL; r_u->status = NT_STATUS_OK; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; switch (q_u->info_class) { case 0x02: { unsigned int i; /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_AUDIT_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* fake info: We audit everything. ;) */ info->id2.auditing_enabled = 1; info->id2.count1 = 7; info->id2.count2 = 7; if ((info->id2.auditsettings = (uint32 *)talloc(p->mem_ctx,7*sizeof(uint32))) == NULL) return NT_STATUS_NO_MEMORY; for (i = 0; i < 7; i++) info->id2.auditsettings[i] = 3; break; } case 0x03: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyPrimaryDomainInformation. */ switch (lp_server_role()) { case ROLE_DOMAIN_PDC: case ROLE_DOMAIN_BDC: name = get_global_sam_name(); sid = get_global_sam_sid(); break; case ROLE_DOMAIN_MEMBER: name = lp_workgroup(); /* We need to return the Domain SID here. */ if (secrets_fetch_domain_sid(lp_workgroup(), &domain_sid)) sid = &domain_sid; else return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; break; case ROLE_STANDALONE: name = lp_workgroup(); sid = NULL; break; default: return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; } init_dom_query(&r_u->dom.id3, name, sid); break; case 0x05: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyAccountDomainInformation. */ name = get_global_sam_name(); sid = get_global_sam_sid(); init_dom_query(&r_u->dom.id5, name, sid); break; case 0x06: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; switch (lp_server_role()) { case ROLE_DOMAIN_BDC: /* * only a BDC is a backup controller * of the domain, it controls. */ info->id6.server_role = 2; break; default: /* * any other role is a primary * of the domain, it controls. */ info->id6.server_role = 3; break; } break; default: DEBUG(0,("_lsa_query_info: unknown info level in Lsa Query: %d\n", q_u->info_class)); r_u->status = NT_STATUS_INVALID_INFO_CLASS; break; } if (NT_STATUS_IS_OK(r_u->status)) { r_u->undoc_buffer = 0x22000000; /* bizarre */ r_u->info_class = q_u->info_class; } return r_u->status; } /*************************************************************************** _lsa_lookup_sids ***************************************************************************/ NTSTATUS _lsa_lookup_sids(pipes_struct *p, LSA_Q_LOOKUP_SIDS *q_u, LSA_R_LOOKUP_SIDS *r_u) { struct lsa_info *handle; DOM_SID2 *sid = q_u->sids.sid; int num_entries = q_u->sids.num_entries; DOM_R_REF *ref = NULL; LSA_TRANS_NAME_ENUM *names = NULL; uint32 mapped_count = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_sids: truncating SID lookup list to %d\n", num_entries)); } ref = (DOM_R_REF *)talloc_zero(p->mem_ctx, sizeof(DOM_R_REF)); names = (LSA_TRANS_NAME_ENUM *)talloc_zero(p->mem_ctx, sizeof(LSA_TRANS_NAME_ENUM)); if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) { r_u->status = NT_STATUS_INVALID_HANDLE; goto done; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { r_u->status = NT_STATUS_ACCESS_DENIED; goto done; } if (!ref || !names) return NT_STATUS_NO_MEMORY; done: /* set up the LSA Lookup SIDs response */ init_lsa_trans_names(p->mem_ctx, ref, names, num_entries, sid, &mapped_count); if (mapped_count == 0) r_u->status = NT_STATUS_NONE_MAPPED; else if (mapped_count != num_entries) r_u->status = STATUS_SOME_UNMAPPED; else r_u->status = NT_STATUS_OK; init_reply_lookup_sids(r_u, ref, names, mapped_count); return r_u->status; } /*************************************************************************** lsa_reply_lookup_names ***************************************************************************/ NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u) { struct lsa_info *handle; UNISTR2 *names = q_u->uni_name; int num_entries = q_u->num_entries; DOM_R_REF *ref; DOM_RID2 *rids; uint32 mapped_count = 0; if (num_entries > MAX_LOOKUP_SIDS) { num_entries = MAX_LOOKUP_SIDS; DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries)); } ref = (DOM_R_REF *)talloc_zero(p->mem_ctx, sizeof(DOM_R_REF)); rids = (DOM_RID2 *)talloc_zero(p->mem_ctx, sizeof(DOM_RID2)*num_entries); if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) { r_u->status = NT_STATUS_INVALID_HANDLE; goto done; } /* check if the user have enough rights */ if (!(handle->access & POLICY_LOOKUP_NAMES)) { r_u->status = NT_STATUS_ACCESS_DENIED; goto done; } if (!ref || !rids) return NT_STATUS_NO_MEMORY; done: /* set up the LSA Lookup RIDs response */ init_lsa_rid2s(ref, rids, num_entries, names, &mapped_count, p->endian); if (mapped_count == 0) r_u->status = NT_STATUS_NONE_MAPPED; else if (mapped_count != num_entries) r_u->status = STATUS_SOME_UNMAPPED; else r_u->status = NT_STATUS_OK; init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count); return r_u->status; } /*************************************************************************** _lsa_close. Also weird - needs to check if lsa handle is correct. JRA. ***************************************************************************/ NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u) { if (!find_policy_by_hnd(p, &q_u->pol, NULL)) return NT_STATUS_INVALID_HANDLE; close_policy_hnd(p, &q_u->pol); return NT_STATUS_OK; } /*************************************************************************** "No more secrets Marty...." :-). ***************************************************************************/ NTSTATUS _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u) { return NT_STATUS_OBJECT_NAME_NOT_FOUND; } /*************************************************************************** _lsa_enum_privs. ***************************************************************************/ NTSTATUS _lsa_enum_privs(pipes_struct *p, LSA_Q_ENUM_PRIVS *q_u, LSA_R_ENUM_PRIVS *r_u) { struct lsa_info *handle; uint32 i; uint32 enum_context=q_u->enum_context; LSA_PRIV_ENTRY *entry; LSA_PRIV_ENTRY *entries=NULL; if (enum_context >= PRIV_ALL_INDEX) return NT_STATUS_NO_MORE_ENTRIES; entries = (LSA_PRIV_ENTRY *)talloc_zero(p->mem_ctx, sizeof(LSA_PRIV_ENTRY) * (PRIV_ALL_INDEX)); if (entries==NULL) return NT_STATUS_NO_MEMORY; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; entry = entries; DEBUG(10,("_lsa_enum_privs: enum_context:%d total entries:%d\n", enum_context, PRIV_ALL_INDEX)); for (i = 0; i < PRIV_ALL_INDEX; i++, entry++) { if( iname, NULL, UNI_FLAGS_NONE); init_uni_hdr(&entry->hdr_name, &entry->name); entry->luid_low = 0; entry->luid_high = 0; } else { init_unistr2(&entry->name, privs[i+1].priv, UNI_FLAGS_NONE); init_uni_hdr(&entry->hdr_name, &entry->name); entry->luid_low = privs[i+1].se_priv; entry->luid_high = 0; } } enum_context = PRIV_ALL_INDEX; init_lsa_r_enum_privs(r_u, enum_context, PRIV_ALL_INDEX, entries); return NT_STATUS_OK; } /*************************************************************************** _lsa_priv_get_dispname. ***************************************************************************/ NTSTATUS _lsa_priv_get_dispname(pipes_struct *p, LSA_Q_PRIV_GET_DISPNAME *q_u, LSA_R_PRIV_GET_DISPNAME *r_u) { struct lsa_info *handle; fstring name_asc; int i=1; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; unistr2_to_ascii(name_asc, &q_u->name, sizeof(name_asc)); DEBUG(10,("_lsa_priv_get_dispname: %s", name_asc)); while (privs[i].se_priv!=SE_PRIV_ALL && strcmp(name_asc, privs[i].priv)) i++; if (privs[i].se_priv!=SE_PRIV_ALL) { DEBUG(10,(": %s\n", privs[i].description)); init_unistr2(&r_u->desc, privs[i].description, UNI_FLAGS_NONE); init_uni_hdr(&r_u->hdr_desc, &r_u->desc); r_u->ptr_info=0xdeadbeef; r_u->lang_id=q_u->lang_id; return NT_STATUS_OK; } else { DEBUG(10,("_lsa_priv_get_dispname: doesn't exist\n")); r_u->ptr_info=0; return NT_STATUS_NO_SUCH_PRIVILEGE; } } /*************************************************************************** _lsa_enum_accounts. ***************************************************************************/ NTSTATUS _lsa_enum_accounts(pipes_struct *p, LSA_Q_ENUM_ACCOUNTS *q_u, LSA_R_ENUM_ACCOUNTS *r_u) { struct lsa_info *handle; GROUP_MAP *map=NULL; int num_entries=0; LSA_SID_ENUM *sids=&r_u->sids; int i=0,j=0; BOOL ret; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* get the list of mapped groups (domain, local, builtin) */ become_root(); ret = pdb_enum_group_mapping(SID_NAME_UNKNOWN, &map, &num_entries, ENUM_ONLY_MAPPED); unbecome_root(); if( !ret ) { DEBUG(3,("_lsa_enum_accounts: enumeration of groups failed!\n")); return NT_STATUS_OK; } if (q_u->enum_context >= num_entries) return NT_STATUS_NO_MORE_ENTRIES; sids->ptr_sid = (uint32 *)talloc_zero(p->mem_ctx, (num_entries-q_u->enum_context)*sizeof(uint32)); sids->sid = (DOM_SID2 *)talloc_zero(p->mem_ctx, (num_entries-q_u->enum_context)*sizeof(DOM_SID2)); if (sids->ptr_sid==NULL || sids->sid==NULL) { SAFE_FREE(map); return NT_STATUS_NO_MEMORY; } for (i=q_u->enum_context, j=0; ivuid); if (vuser == NULL) return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; fstrcpy(username, vuser->user.smb_name); fstrcpy(domname, vuser->user.domain); r_u->ptr_user_name = 1; init_unistr2(&r_u->uni2_user_name, username, UNI_STR_TERMINATE); init_uni_hdr(&r_u->hdr_user_name, &r_u->uni2_user_name); r_u->unk1 = 1; r_u->ptr_dom_name = 1; init_unistr2(&r_u->uni2_dom_name, domname, UNI_STR_TERMINATE); init_uni_hdr(&r_u->hdr_dom_name, &r_u->uni2_dom_name); r_u->status = NT_STATUS_OK; return r_u->status; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_open_account(pipes_struct *p, LSA_Q_OPENACCOUNT *q_u, LSA_R_OPENACCOUNT *r_u) { struct lsa_info *handle; struct lsa_info *info; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ /* * I don't know if it's the right one. not documented. * but guessed with rpcclient. */ if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* associate the user/group SID with the (unique) handle. */ if ((info = (struct lsa_info *)malloc(sizeof(struct lsa_info))) == NULL) return NT_STATUS_NO_MEMORY; ZERO_STRUCTP(info); info->sid = q_u->sid.sid; info->access = q_u->access; /* get a (unique) handle. open a policy on it. */ if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info)) return NT_STATUS_OBJECT_NAME_NOT_FOUND; return r_u->status; } /*************************************************************************** For a given SID, enumerate all the privilege this account has. ***************************************************************************/ NTSTATUS _lsa_enum_privsaccount(pipes_struct *p, prs_struct *ps, LSA_Q_ENUMPRIVSACCOUNT *q_u, LSA_R_ENUMPRIVSACCOUNT *r_u) { struct lsa_info *info=NULL; GROUP_MAP map; LUID_ATTR *set=NULL; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; #if 0 /* privileges currently not implemented! */ DEBUG(10,("_lsa_enum_privsaccount: %d privileges\n", map.priv_set->count)); if (map.priv_set->count!=0) { set=(LUID_ATTR *)talloc(map.priv_set->mem_ctx, map.priv_set.count*sizeof(LUID_ATTR)); if (set == NULL) { destroy_privilege(&map.priv_set); return NT_STATUS_NO_MEMORY; } for (i = 0; i < map.priv_set.count; i++) { set[i].luid.low = map.priv_set->set[i].luid.low; set[i].luid.high = map.priv_set->set[i].luid.high; set[i].attr = map.priv_set->set[i].attr; DEBUG(10,("_lsa_enum_privsaccount: priv %d: %d:%d:%d\n", i, set[i].luid.high, set[i].luid.low, set[i].attr)); } } init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, set, map.priv_set->count, 0); destroy_privilege(&map.priv_set); #endif init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, set, 0, 0); return r_u->status; } /*************************************************************************** ***************************************************************************/ NTSTATUS _lsa_getsystemaccount(pipes_struct *p, LSA_Q_GETSYSTEMACCOUNT *q_u, LSA_R_GETSYSTEMACCOUNT *r_u) { struct lsa_info *info=NULL; GROUP_MAP map; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; /* 0x01 -> Log on locally 0x02 -> Access this computer from network 0x04 -> Log on as a batch job 0x10 -> Log on as a service they can be ORed together */ r_u->access = PR_LOG_ON_LOCALLY | PR_ACCESS_FROM_NETWORK; return r_u->status; } /*************************************************************************** update the systemaccount information ***************************************************************************/ NTSTATUS _lsa_setsystemaccount(pipes_struct *p, LSA_Q_SETSYSTEMACCOUNT *q_u, LSA_R_SETSYSTEMACCOUNT *r_u) { struct lsa_info *info=NULL; GROUP_MAP map; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; if(!pdb_update_group_mapping_entry(&map)) return NT_STATUS_NO_SUCH_GROUP; return r_u->status; } /*************************************************************************** For a given SID, add some privileges. ***************************************************************************/ NTSTATUS _lsa_addprivs(pipes_struct *p, LSA_Q_ADDPRIVS *q_u, LSA_R_ADDPRIVS *r_u) { #if 0 struct lsa_info *info = NULL; GROUP_MAP map; int i = 0; LUID_ATTR *luid_attr = NULL; PRIVILEGE_SET *set = NULL; #endif r_u->status = NT_STATUS_OK; #if 0 /* privileges are not implemented */ /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; set = &q_u->set; for (i = 0; i < set->count; i++) { luid_attr = &set->set[i]; /* check if the privilege is already there */ if (check_priv_in_privilege(map.priv_set, *luid_attr)){ destroy_privilege(&map.priv_set); return NT_STATUS_NO_SUCH_PRIVILEGE; } add_privilege(map.priv_set, *luid_attr); } if(!pdb_update_group_mapping_entry(&map)) return NT_STATUS_NO_SUCH_GROUP; destroy_privilege(&map.priv_set); #endif return r_u->status; } /*************************************************************************** For a given SID, remove some privileges. ***************************************************************************/ NTSTATUS _lsa_removeprivs(pipes_struct *p, LSA_Q_REMOVEPRIVS *q_u, LSA_R_REMOVEPRIVS *r_u) { #if 0 struct lsa_info *info = NULL; GROUP_MAP map; int i=0; LUID_ATTR *luid_attr = NULL; PRIVILEGE_SET *set = NULL; #endif r_u->status = NT_STATUS_OK; #if 0 /* privileges are not implemented */ /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info)) return NT_STATUS_INVALID_HANDLE; if (!pdb_getgrsid(&map, info->sid)) return NT_STATUS_NO_SUCH_GROUP; if (q_u->allrights != 0) { /* log it and return, until I see one myself don't do anything */ DEBUG(5,("_lsa_removeprivs: trying to remove all privileges ?\n")); return NT_STATUS_OK; } if (q_u->ptr == 0) { /* log it and return, until I see one myself don't do anything */ DEBUG(5,("_lsa_removeprivs: no privileges to remove ?\n")); return NT_STATUS_OK; } set = &q_u->set; for (i = 0; i < set->count; i++) { luid_attr = &set->set[i]; /* if we don't have the privilege, we're trying to remove, give up */ /* what else can we do ??? JFM. */ if (!check_priv_in_privilege(map.priv_set, *luid_attr)){ destroy_privilege(&map.priv_set); return NT_STATUS_NO_SUCH_PRIVILEGE; } remove_privilege(map.priv_set, *luid_attr); } if(!pdb_update_group_mapping_entry(&map)) return NT_STATUS_NO_SUCH_GROUP; destroy_privilege(&map.priv_set); #endif return r_u->status; } /*************************************************************************** For a given SID, remove some privileges. ***************************************************************************/ NTSTATUS _lsa_query_secobj(pipes_struct *p, LSA_Q_QUERY_SEC_OBJ *q_u, LSA_R_QUERY_SEC_OBJ *r_u) { struct lsa_info *handle=NULL; SEC_DESC *psd = NULL; size_t sd_size; NTSTATUS status; r_u->status = NT_STATUS_OK; /* find the connection policy handle. */ if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; switch (q_u->sec_info) { case 1: /* SD contains only the owner */ status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!NT_STATUS_IS_OK(status)) return NT_STATUS_NO_MEMORY; if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL) return NT_STATUS_NO_MEMORY; break; case 4: /* SD contains only the ACL */ status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size); if(!NT_STATUS_IS_OK(status)) return NT_STATUS_NO_MEMORY; if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL) return NT_STATUS_NO_MEMORY; break; default: return NT_STATUS_INVALID_LEVEL; } r_u->ptr=1; return r_u->status; } NTSTATUS _lsa_query_info2(pipes_struct *p, LSA_Q_QUERY_INFO2 *q_u, LSA_R_QUERY_INFO2 *r_u) { struct lsa_info *handle; const char *nb_name; char *dns_name = NULL; char *forest_name = NULL; DOM_SID *sid = NULL; struct uuid guid; fstring dnsdomname; ZERO_STRUCT(guid); r_u->status = NT_STATUS_OK; if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) return NT_STATUS_INVALID_HANDLE; switch (q_u->info_class) { case 0x0c: /* check if the user have enough rights */ if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION)) return NT_STATUS_ACCESS_DENIED; /* Request PolicyPrimaryDomainInformation. */ switch (lp_server_role()) { case ROLE_DOMAIN_PDC: case ROLE_DOMAIN_BDC: nb_name = get_global_sam_name(); /* ugly temp hack for these next two */ /* This should be a 'netbios domain -> DNS domain' mapping */ dnsdomname[0] = '\0'; get_mydnsdomname(dnsdomname); strlower_m(dnsdomname); dns_name = dnsdomname; forest_name = dnsdomname; sid = get_global_sam_sid(); secrets_fetch_domain_guid(lp_workgroup(), &guid); break; default: return NT_STATUS_CANT_ACCESS_DOMAIN_INFO; } init_dns_dom_info(&r_u->info.dns_dom_info, nb_name, dns_name, forest_name,&guid,sid); break; default: DEBUG(0,("_lsa_query_info2: unknown info level in Lsa Query: %d\n", q_u->info_class)); r_u->status = NT_STATUS_INVALID_INFO_CLASS; break; } if (NT_STATUS_IS_OK(r_u->status)) { r_u->ptr = 0x1; r_u->info_class = q_u->info_class; } return r_u->status; }