| 1 | /*
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| 2 | Samba Unix/Linux SMB client library
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| 3 | net ads cldap functions
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| 4 | Copyright (C) 2001 Andrew Tridgell (tridge@samba.org)
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| 5 | Copyright (C) 2003 Jim McDonough (jmcd@us.ibm.com)
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| 6 | Copyright (C) 2008 Guenther Deschner (gd@samba.org)
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| 7 | Copyright (C) 2009 Stefan Metzmacher (metze@samba.org)
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| 8 |
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| 9 | This program is free software; you can redistribute it and/or modify
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| 10 | it under the terms of the GNU General Public License as published by
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| 11 | the Free Software Foundation; either version 3 of the License, or
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| 12 | (at your option) any later version.
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| 13 |
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| 14 | This program is distributed in the hope that it will be useful,
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| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 17 | GNU General Public License for more details.
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| 18 |
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| 19 | You should have received a copy of the GNU General Public License
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| 20 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 21 | */
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| 22 |
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| 23 | #include "includes.h"
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| 24 | #include "../libcli/cldap/cldap.h"
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| 25 | #include "../lib/tsocket/tsocket.h"
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| 26 |
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| 27 | /*******************************************************************
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| 28 | do a cldap netlogon query. Always 389/udp
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| 29 | *******************************************************************/
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| 30 |
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| 31 | bool ads_cldap_netlogon(TALLOC_CTX *mem_ctx,
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| 32 | const char *server,
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| 33 | const char *realm,
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| 34 | uint32_t nt_version,
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| 35 | struct netlogon_samlogon_response **_reply)
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| 36 | {
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| 37 | struct cldap_socket *cldap;
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| 38 | struct cldap_netlogon io;
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| 39 | struct netlogon_samlogon_response *reply;
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| 40 | NTSTATUS status;
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| 41 | struct sockaddr_storage ss;
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| 42 | char addrstr[INET6_ADDRSTRLEN];
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| 43 | const char *dest_str;
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| 44 | int ret;
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| 45 | struct tsocket_address *dest_addr;
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| 46 |
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| 47 | if (!interpret_string_addr_prefer_ipv4(&ss, server, 0)) {
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| 48 | DEBUG(2,("Failed to resolve[%s] into an address for cldap\n",
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| 49 | server));
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| 50 | return false;
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| 51 | }
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| 52 | dest_str = print_sockaddr(addrstr, sizeof(addrstr), &ss);
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| 53 |
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| 54 | ret = tsocket_address_inet_from_strings(mem_ctx, "ip",
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| 55 | dest_str, LDAP_PORT,
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| 56 | &dest_addr);
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| 57 | if (ret != 0) {
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| 58 | status = map_nt_error_from_unix(errno);
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| 59 | DEBUG(2,("Failed to create cldap tsocket_address for %s - %s\n",
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| 60 | dest_str, nt_errstr(status)));
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| 61 | return false;
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| 62 | }
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| 63 |
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| 64 | /*
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| 65 | * as we use a connected udp socket
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| 66 | */
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| 67 | status = cldap_socket_init(mem_ctx, NULL, NULL, dest_addr, &cldap);
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| 68 | TALLOC_FREE(dest_addr);
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| 69 | if (!NT_STATUS_IS_OK(status)) {
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| 70 | DEBUG(2,("Failed to create cldap socket to %s: %s\n",
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| 71 | dest_str, nt_errstr(status)));
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| 72 | return false;
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| 73 | }
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| 74 |
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| 75 | reply = talloc(cldap, struct netlogon_samlogon_response);
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| 76 | if (!reply) {
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| 77 | goto failed;
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| 78 | }
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| 79 |
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| 80 | /*
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| 81 | * as we use a connected socket, so we don't need to specify the
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| 82 | * destination
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| 83 | */
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| 84 | io.in.dest_address = NULL;
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| 85 | io.in.dest_port = 0;
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| 86 | io.in.realm = realm;
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| 87 | io.in.host = NULL;
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| 88 | io.in.user = NULL;
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| 89 | io.in.domain_guid = NULL;
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| 90 | io.in.domain_sid = NULL;
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| 91 | io.in.acct_control = 0;
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| 92 | io.in.version = nt_version;
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| 93 | io.in.map_response = false;
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| 94 |
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| 95 | status = cldap_netlogon(cldap, NULL, reply, &io);
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| 96 | if (!NT_STATUS_IS_OK(status)) {
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| 97 | DEBUG(2,("cldap_netlogon() failed: %s\n", nt_errstr(status)));
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| 98 | goto failed;
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| 99 | }
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| 100 |
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| 101 | *reply = io.out.netlogon;
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| 102 | *_reply = talloc_move(mem_ctx, &reply);
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| 103 | TALLOC_FREE(cldap);
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| 104 | return true;
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| 105 | failed:
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| 106 | TALLOC_FREE(cldap);
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| 107 | return false;
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| 108 | }
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| 109 |
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| 110 | /*******************************************************************
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| 111 | do a cldap netlogon query. Always 389/udp
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| 112 | *******************************************************************/
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| 113 |
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| 114 | bool ads_cldap_netlogon_5(TALLOC_CTX *mem_ctx,
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| 115 | const char *server,
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| 116 | const char *realm,
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| 117 | struct NETLOGON_SAM_LOGON_RESPONSE_EX *reply5)
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| 118 | {
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| 119 | uint32_t nt_version = NETLOGON_NT_VERSION_5 | NETLOGON_NT_VERSION_5EX;
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| 120 | struct netlogon_samlogon_response *reply = NULL;
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| 121 | bool ret;
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| 122 |
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| 123 | ret = ads_cldap_netlogon(mem_ctx, server, realm, nt_version, &reply);
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| 124 | if (!ret) {
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| 125 | return false;
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| 126 | }
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| 127 |
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| 128 | if (reply->ntver != NETLOGON_NT_VERSION_5EX) {
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| 129 | DEBUG(0,("ads_cldap_netlogon_5: nt_version mismatch: 0x%08x\n",
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| 130 | reply->ntver));
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| 131 | return false;
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| 132 | }
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| 133 |
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| 134 | *reply5 = reply->data.nt5_ex;
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| 135 |
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| 136 | return true;
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| 137 | }
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