diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/rpc_server/srv_lsa_nt.c | 475 |
1 files changed, 475 insertions, 0 deletions
diff --git a/source3/rpc_server/srv_lsa_nt.c b/source3/rpc_server/srv_lsa_nt.c new file mode 100644 index 0000000000..6f7cb0f7b3 --- /dev/null +++ b/source3/rpc_server/srv_lsa_nt.c @@ -0,0 +1,475 @@ +/* + * Unix SMB/Netbios implementation. + * Version 1.9. + * 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. + * + * 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" + +extern int DEBUGLEVEL; +extern DOM_SID global_sam_sid; +extern fstring global_myworkgroup; +extern pstring global_myname; + +/*************************************************************************** +Init dom_query + ***************************************************************************/ + +static void init_dom_query(DOM_QUERY *d_q, char *dom_name, DOM_SID *dom_sid) +{ + int domlen = (dom_name != NULL) ? strlen(dom_name) : 0; + + /* + * 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. + */ + + d_q->uni_dom_str_len = domlen ? ((domlen + 1) * 2) : 0; + d_q->uni_dom_max_len = domlen * 2; + d_q->buffer_dom_name = domlen != 0 ? 1 : 0; /* domain buffer pointer */ + d_q->buffer_dom_sid = dom_sid != NULL ? 1 : 0; /* domain sid pointer */ + + /* this string is supposed to be character short */ + init_unistr2(&d_q->uni_domain_name, dom_name, domlen); + d_q->uni_domain_name.uni_max_len++; + + 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; + int len; + + if (dom_name != NULL) { + for (num = 0; num < ref->num_ref_doms_1; num++) { + fstring domname; + fstrcpy(domname, dos_unistr2_to_str(&ref->ref_dom[num].uni_dom_name)); + 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; + + len = (dom_name != NULL) ? strlen(dom_name) : 0; + if(dom_name != NULL && len == 0) + len = 1; + + init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, len); + ref->hdr_ref_dom[num].ptr_dom_sid = dom_sid != NULL ? 1 : 0; + + init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, len); + 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[MAX_LOOKUP_SIDS], + uint32 *mapped_count) +{ + int i; + int total = 0; + *mapped_count = 0; + + SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS); + + 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 */ + + pstrcpy(full_name, dos_unistr2_to_str(&name[i])); + 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(full_name, &sid, &name_type); + + DEBUG(5, ("init_lsa_rid2s: %s\n", status ? "found" : + "not found")); + + if (status) { + sid_split_rid(&sid, &rid); + dom_idx = init_dom_ref(ref, dom_name, &sid); + (*mapped_count)++; + } else { + dom_idx = -1; + rid = 0xffffffff; + name_type = SID_NAME_UNKNOWN; + } + + init_dom_rid2(&rid2[total], rid, name_type, dom_idx); + total++; + } +} + +/*************************************************************************** + 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; + + if (mapped_count == 0) + r_l->status = NT_STATUS_NONE_MAPPED; + else + r_l->status = NT_STATUS_NO_PROBLEMO; +} + +/*************************************************************************** + 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; + } + } + + 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 */ + + memset(dom_name, '\0', sizeof(dom_name)); + memset(name, '\0', sizeof(name)); + + 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; + } + + /* 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 )); + + (*mapped_count)++; + + init_lsa_trans_name(&trn->name[total], &trn->uni_name[total], + sid_name_use, name, dom_idx); + total++; + } + + 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; + + if (mapped_count == 0) + r_l->status = NT_STATUS_NONE_MAPPED; + else + r_l->status = NT_STATUS_NO_PROBLEMO; +} + +/*************************************************************************** + _lsa_open_policy2. + ***************************************************************************/ + +uint32 _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u) +{ + int i; + + /* lkclXXXX having decoded it, ignore all fields in the open policy! */ + + /* set up the LSA QUERY INFO response */ + + for (i = 4; i < POL_HND_SIZE; i++) + r_u->pol.data[i] = i; + + return NT_STATUS_NOPROBLEMO; +} + +/*************************************************************************** + _lsa_open_policy + ***************************************************************************/ + +uint32 _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u) +{ + int i; + + /* lkclXXXX having decoded it, ignore all fields in the open policy! */ + + /* set up the LSA QUERY INFO response */ + + for (i = 4; i < POL_HND_SIZE; i++) + r_u->pol.data[i] = i; + + return NT_STATUS_NOPROBLEMO; +} + +/*************************************************************************** + _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA. + ***************************************************************************/ + +uint32 _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u, LSA_R_ENUM_TRUST_DOM *r_u) +{ + uint32 enum_context = 0; + char *dom_name = NULL; + DOM_SID *dom_sid = NULL; + + /* set up the LSA QUERY INFO response */ + init_r_enum_trust_dom(r_u, enum_context, dom_name, dom_sid, + dom_name != NULL ? NT_STATUS_NO_PROBLEMO : NT_STATUS_UNABLE_TO_FREE_VM); + + return r_u->status; +} + +/*************************************************************************** + _lsa_query_info + ***************************************************************************/ + +uint32 _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u) +{ + LSA_INFO_UNION *info = &r_u->dom; + DOM_SID domain_sid; + char *name = NULL; + DOM_SID *sid = NULL; + + r_u->status = NT_STATUS_NO_PROBLEMO; + + switch (q_u->info_class) { + case 0x02: + { + unsigned int i; + /* 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 False; + for (i = 0; i < 7; i++) + info->id2.auditsettings[i] = 3; + break; + } + case 0x03: + switch (lp_server_role()) + { + case ROLE_DOMAIN_PDC: + case ROLE_DOMAIN_BDC: + name = global_myworkgroup; + sid = &global_sam_sid; + break; + case ROLE_DOMAIN_MEMBER: + if (secrets_fetch_domain_sid(global_myworkgroup, + &domain_sid)) + { + name = global_myworkgroup; + sid = &domain_sid; + } + default: + break; + } + init_dom_query(&r_u->dom.id3, name, sid); + break; + case 0x05: + name = global_myname; + sid = &global_sam_sid; + init_dom_query(&r_u->dom.id5, name, sid); + break; + case 0x06: + 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(r_u->status == NT_STATUS_NO_PROBLEMO) { + r_u->undoc_buffer = 0x22000000; /* bizarre */ + r_u->info_class = q_u->info_class; + } + + return r_u->status; +} + +/*************************************************************************** + _lsa_lookup_sids + ***************************************************************************/ + +uint32 _lsa_lookup_sids(pipes_struct *p, LSA_Q_LOOKUP_SIDS *q_u, LSA_R_LOOKUP_SIDS *r_u) +{ + DOM_SID2 *sid = q_u->sids.sid; + int num_entries = q_u->sids.num_entries; + DOM_R_REF ref; + LSA_TRANS_NAME_ENUM names; + uint32 mapped_count = 0; + + ZERO_STRUCT(ref); + ZERO_STRUCT(names); + + /* set up the LSA Lookup SIDs response */ + init_lsa_trans_names(p->mem_ctx, &ref, &names, num_entries, sid, &mapped_count); + init_reply_lookup_sids(r_u, &ref, &names, mapped_count); + + return r_u->status; +} + +/*************************************************************************** +lsa_reply_lookup_names + ***************************************************************************/ + +uint32 _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u) +{ + UNISTR2 *names = q_u->uni_name; + int num_entries = q_u->num_entries; + DOM_R_REF ref; + DOM_RID2 rids[MAX_LOOKUP_SIDS]; + uint32 mapped_count = 0; + + ZERO_STRUCT(ref); + ZERO_ARRAY(rids); + + /* set up the LSA Lookup RIDs response */ + init_lsa_rid2s(&ref, rids, num_entries, names, &mapped_count); + 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. + ***************************************************************************/ + +uint32 _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u) +{ + return NT_STATUS_NO_PROBLEMO; +} + +/*************************************************************************** + "No more secrets Marty...." :-). + ***************************************************************************/ + +uint32 _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; +} |