/*
* smbrdr_hdr_process
*
* Assuming 'srh->srh_mbuf' contains a response from a Windows client,
* decodes the 32 bytes SMB header.
*
* Buffer overflow typically means that the server has more data than
* it could fit in the response buffer. The client can use subsequent
* SmbReadX requests to obtain the remaining data (KB 193839).
*
* Returns:
*
* NT_STATUS_INVALID_NETWORK_RESPONSE error decoding the header
* NT_STATUS_REPLY_MESSAGE_MISMATCH response doesn't match the request
* NT_STATUS_SUCCESS successful
* smb_hdr->status.ntstatus error returned by server
*/
static DWORD
smbrdr_hdr_process(smbrdr_handle_t *srh, smb_hdr_t *smb_hdr)
{
int rc;
rc = smb_decode_nt_hdr(&srh->srh_mbuf, smb_hdr);
if (rc < SMB_HEADER_LEN) {
smb_log(smbrdr_log_hdl, LOG_DEBUG,
"smbrdr_hdr_process[%d]: invalid header (%d)",
srh->srh_cmd, rc);
return (NT_STATUS_INVALID_NETWORK_RESPONSE);
}
switch (NT_SC_VALUE(smb_hdr->status.ntstatus)) {
case NT_STATUS_SUCCESS:
case NT_STATUS_BUFFER_OVERFLOW:
break;
default:
smb_log(smbrdr_log_hdl, LOG_DEBUG,
"smbrdr_hdr_process[%d]: request failed (%s)",
srh->srh_cmd, xlate_nt_status(smb_hdr->status.ntstatus));
return (smb_hdr->status.ntstatus);
}
if (smb_hdr->command != srh->srh_cmd) {
smb_log(smbrdr_log_hdl, LOG_DEBUG,
"smbrdr_hdr_process[%d]: reply mismatch (%d)",
srh->srh_cmd, smb_hdr->command);
return (NT_STATUS_REPLY_MESSAGE_MISMATCH);
}
return (NT_STATUS_SUCCESS);
}
/*ARGSUSED*/
static DWORD
samr_connect4(char *server, char *domain, char *username, DWORD access_mask,
mlsvc_handle_t *samr_handle)
{
struct samr_Connect4 arg;
int opnum;
DWORD status;
int len;
bzero(&arg, sizeof (struct samr_Connect4));
opnum = SAMR_OPNUM_Connect4;
status = NT_STATUS_SUCCESS;
len = strlen(server) + 4;
arg.servername = ndr_rpc_malloc(samr_handle, len);
(void) snprintf((char *)arg.servername, len, "\\\\%s", server);
arg.revision = SAMR_REVISION_2;
arg.access_mask = access_mask;
if (ndr_rpc_call(samr_handle, opnum, &arg) != 0) {
status = NT_STATUS_UNSUCCESSFUL;
} else if (arg.status != 0) {
status = NT_SC_VALUE(arg.status);
} else {
(void) memcpy(&samr_handle->handle, &arg.handle,
sizeof (ndr_hdid_t));
if (ndr_is_null_handle(samr_handle))
status = NT_STATUS_INVALID_HANDLE;
}
ndr_rpc_release(samr_handle);
return (status);
}
/*
* samr_enum_local_domains
*
* Get the list of local domains supported by a server.
*
* Returns NT status codes.
*/
DWORD
samr_enum_local_domains(mlsvc_handle_t *samr_handle)
{
struct samr_EnumLocalDomain arg;
int opnum;
DWORD status;
if (ndr_is_null_handle(samr_handle))
return (NT_STATUS_INVALID_PARAMETER);
opnum = SAMR_OPNUM_EnumLocalDomains;
bzero(&arg, sizeof (struct samr_EnumLocalDomain));
(void) memcpy(&arg.handle, &samr_handle->handle,
sizeof (samr_handle_t));
arg.enum_context = 0;
arg.max_length = 0x00002000; /* Value used by NT */
if (ndr_rpc_call(samr_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else {
status = NT_SC_VALUE(arg.status);
/*
* Handle none-mapped status quietly.
*/
if (status != NT_STATUS_NONE_MAPPED)
ndr_rpc_status(samr_handle, opnum, arg.status);
}
ndr_rpc_release(samr_handle);
return (status);
}
/*ARGSUSED*/
static DWORD
samr_connect1(char *server, char *domain, char *username, DWORD access_mask,
mlsvc_handle_t *samr_handle)
{
struct samr_Connect arg;
int opnum;
DWORD status;
bzero(&arg, sizeof (struct samr_Connect));
opnum = SAMR_OPNUM_Connect;
status = NT_STATUS_SUCCESS;
arg.servername = ndr_rpc_malloc(samr_handle, sizeof (DWORD));
*(arg.servername) = 0x0001005c;
arg.access_mask = access_mask;
if (ndr_rpc_call(samr_handle, opnum, &arg) != 0) {
status = NT_STATUS_UNSUCCESSFUL;
} else if (arg.status != 0) {
status = NT_SC_VALUE(arg.status);
} else {
(void) memcpy(&samr_handle->handle, &arg.handle,
sizeof (ndr_hdid_t));
if (ndr_is_null_handle(samr_handle))
status = NT_STATUS_INVALID_HANDLE;
}
ndr_rpc_release(samr_handle);
return (status);
}
/*
* samr_get_user_pwinfo
*
* Get some user password info. I'm not sure what this is yet but it is
* part of the create user sequence. The handle must be a valid user
* handle. Since I don't know what this is returning, I haven't provided
* any return data yet.
*
* Returns 0 on success. Otherwise returns an NT status code.
*/
DWORD
samr_get_user_pwinfo(mlsvc_handle_t *user_handle)
{
struct samr_GetUserPwInfo arg;
int opnum;
DWORD status;
if (ndr_is_null_handle(user_handle))
return (NT_STATUS_INVALID_PARAMETER);
opnum = SAMR_OPNUM_GetUserPwInfo;
bzero(&arg, sizeof (struct samr_GetUserPwInfo));
(void) memcpy(&arg.user_handle, &user_handle->handle,
sizeof (samr_handle_t));
if (ndr_rpc_call(user_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
ndr_rpc_status(user_handle, opnum, arg.status);
status = NT_SC_VALUE(arg.status);
} else {
status = 0;
}
ndr_rpc_release(user_handle);
return (status);
}
/*
* lsar_lookup_sids3
*
* This function is only valid if the remote RPC server is a domain
* controller and requires the security extensions defined in MS-RPCE.
*
* Domain controllers will return RPC_NT_PROTSEQ_NOT_SUPPORTED here
* because we don't support the RPC_C_AUTHN_NETLOGON security provider.
* Non-domain controllers will return NT_STATUS_INVALID_SERVER_STATE.
*/
static uint32_t /*LINTED E_STATIC_UNUSED*/
lsar_lookup_sids3(mlsvc_handle_t *lsa_handle, lsa_sid_t *sid,
smb_account_t *account)
{
struct lsar_lookup_sids3 arg;
lsar_translated_name_ex_t *name_entry;
struct mslsa_lup_sid_entry sid_entry;
struct mslsa_domain_entry *domain_entry;
uint32_t status = NT_STATUS_SUCCESS;
char *name;
int opnum = LSARPC_OPNUM_LookupSids3;
bzero(&arg, sizeof (struct lsar_lookup_sids3));
sid_entry.psid = sid;
arg.lup_sid_table.n_entry = 1;
arg.lup_sid_table.entries = &sid_entry;
arg.lookup_level = LSA_LOOKUP_WKSTA;
arg.client_revision = LSA_CLIENT_REVISION_AD;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
if (arg.status != NT_STATUS_SUCCESS) {
ndr_rpc_status(lsa_handle, opnum, arg.status);
ndr_rpc_release(lsa_handle);
if (arg.status == RPC_NT_PROTSEQ_NOT_SUPPORTED ||
arg.status == NT_STATUS_INVALID_SERVER_STATE)
return (NT_STATUS_INVALID_PARAMETER);
return (NT_SC_VALUE(arg.status));
}
if (arg.mapped_count == 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
name_entry = &arg.name_table.entries[0];
if (name_entry->domain_ix != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
name = (char *)name_entry->name.str;
account->a_name = (name) ? strdup(name) : strdup("");
account->a_type = name_entry->sid_name_use;
account->a_sid = smb_sid_dup((smb_sid_t *)sid);
(void) smb_sid_getrid(account->a_sid, &account->a_rid);
domain_entry = &arg.domain_table->entries[0];
if ((name = (char *)domain_entry->domain_name.str) != NULL)
account->a_domain = strdup(name);
account->a_domsid = smb_sid_dup((smb_sid_t *)domain_entry->domain_sid);
ndr_rpc_release(lsa_handle);
return (status);
}
/*
* lsar_lookup_sids1
*/
static uint32_t
lsar_lookup_sids1(mlsvc_handle_t *lsa_handle, lsa_sid_t *sid,
smb_account_t *account)
{
struct mslsa_LookupSids arg;
struct mslsa_lup_sid_entry sid_entry;
struct mslsa_name_entry *name_entry;
struct mslsa_domain_entry *domain_entry;
uint32_t status = NT_STATUS_SUCCESS;
char *name;
int opnum = LSARPC_OPNUM_LookupSids;
bzero(&arg, sizeof (struct mslsa_LookupSids));
(void) memcpy(&arg.handle, lsa_handle, sizeof (mslsa_handle_t));
arg.lookup_level = LSA_LOOKUP_WKSTA;
sid_entry.psid = sid;
arg.lup_sid_table.n_entry = 1;
arg.lup_sid_table.entries = &sid_entry;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
if (arg.status != NT_STATUS_SUCCESS) {
ndr_rpc_status(lsa_handle, opnum, arg.status);
ndr_rpc_release(lsa_handle);
return (NT_SC_VALUE(arg.status));
}
if (arg.mapped_count == 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
name_entry = &arg.name_table.entries[0];
if (name_entry->domain_ix != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
name = (char *)name_entry->name.str;
account->a_name = (name) ? strdup(name) : strdup("");
account->a_type = name_entry->sid_name_use;
account->a_sid = smb_sid_dup((smb_sid_t *)sid);
(void) smb_sid_getrid(account->a_sid, &account->a_rid);
domain_entry = &arg.domain_table->entries[0];
if ((name = (char *)domain_entry->domain_name.str) != NULL)
account->a_domain = strdup(name);
account->a_domsid = smb_sid_dup((smb_sid_t *)domain_entry->domain_sid);
ndr_rpc_release(lsa_handle);
return (status);
}
/*
* samr_create_user
*
* Create a user in the domain specified by the domain handle. If this
* call is successful, the server will return the RID for the user and
* a user handle, which may be used to set or query the SAM.
*
* Observed status codes:
* NT_STATUS_INVALID_PARAMETER
* NT_STATUS_INVALID_ACCOUNT_NAME
* NT_STATUS_ACCESS_DENIED
* NT_STATUS_USER_EXISTS
*
* Returns 0 on success. Otherwise returns an NT status code.
*/
DWORD
samr_create_user(mlsvc_handle_t *domain_handle, char *username,
DWORD account_flags, DWORD *rid, mlsvc_handle_t *user_handle)
{
struct samr_CreateUser arg;
ndr_heap_t *heap;
int opnum;
int rc;
DWORD status = 0;
if (ndr_is_null_handle(domain_handle) ||
username == NULL || rid == NULL) {
return (NT_STATUS_INVALID_PARAMETER);
}
opnum = SAMR_OPNUM_CreateUser;
bzero(&arg, sizeof (struct samr_CreateUser));
(void) memcpy(&arg.handle, &domain_handle->handle,
sizeof (ndr_hdid_t));
heap = ndr_rpc_get_heap(domain_handle);
ndr_heap_mkvcs(heap, username, (ndr_vcstr_t *)&arg.username);
arg.account_flags = account_flags;
arg.desired_access = 0xE00500B0;
rc = ndr_rpc_call(domain_handle, opnum, &arg);
if (rc != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
status = NT_SC_VALUE(arg.status);
if (status != NT_STATUS_USER_EXISTS) {
smb_tracef("SamrCreateUser[%s]: %s", username,
xlate_nt_status(status));
}
} else {
ndr_inherit_handle(user_handle, domain_handle);
(void) memcpy(&user_handle->handle, &arg.user_handle,
sizeof (ndr_hdid_t));
*rid = arg.rid;
if (ndr_is_null_handle(user_handle))
status = NT_STATUS_INVALID_HANDLE;
else
status = 0;
}
ndr_rpc_release(domain_handle);
return (status);
}
/*
* lsar_lookup_names4
*
* This function is only valid if the remote RPC server is a domain
* controller and requires the security extensions defined in MS-RPCE.
*
* Domain controllers will return RPC_NT_PROTSEQ_NOT_SUPPORTED here
* because we don't support the RPC_C_AUTHN_NETLOGON security provider.
* Non-domain controllers will return NT_STATUS_INVALID_SERVER_STATE.
*/
static uint32_t /*LINTED E_STATIC_UNUSED*/
lsar_lookup_names4(mlsvc_handle_t *lsa_handle, lsa_names_t *names,
smb_account_t *info)
{
struct lsar_LookupNames4 arg;
lsar_translated_sid_ex2_t *sid_entry;
struct mslsa_domain_entry *domain_entry;
uint32_t status = NT_STATUS_SUCCESS;
char *domname;
int opnum = LSARPC_OPNUM_LookupNames4;
bzero(&arg, sizeof (struct lsar_LookupNames4));
arg.lookup_level = LSA_LOOKUP_WKSTA;
arg.client_revision = LSA_CLIENT_REVISION_AD;
arg.name_table = (struct mslsa_lup_name_table *)names;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
if (arg.status != NT_STATUS_SUCCESS) {
ndr_rpc_status(lsa_handle, opnum, arg.status);
ndr_rpc_release(lsa_handle);
if (arg.status == RPC_NT_PROTSEQ_NOT_SUPPORTED ||
arg.status == NT_STATUS_INVALID_SERVER_STATE)
return (NT_STATUS_INVALID_PARAMETER);
return (NT_SC_VALUE(arg.status));
}
if (arg.mapped_count == 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
sid_entry = &arg.translated_sids.sids[0];
if (sid_entry->domain_index != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
domain_entry = &arg.domain_table->entries[0];
info->a_type = sid_entry->sid_name_use;
info->a_domsid = smb_sid_dup((smb_sid_t *)domain_entry->domain_sid);
if ((domname = (char *)domain_entry->domain_name.str) != NULL)
info->a_domain = strdup(domname);
info->a_sid = smb_sid_dup((smb_sid_t *)sid_entry->sid);
(void) smb_sid_getrid(info->a_sid, &info->a_rid);
ndr_rpc_release(lsa_handle);
return (status);
}
/*
* samr_lookup_domain_names
*
* Lookup up the given name in the domain specified by domain_handle.
* Upon a successful lookup the information is returned in the account
* arg and caller must free allocated memories by calling smb_account_free().
*
* Returns NT status codes.
*/
uint32_t
samr_lookup_domain_names(mlsvc_handle_t *domain_handle, char *name,
smb_account_t *account)
{
struct samr_LookupNames arg;
int opnum;
uint32_t status;
size_t length;
if (ndr_is_null_handle(domain_handle) ||
name == NULL || account == NULL) {
return (NT_STATUS_INVALID_PARAMETER);
}
bzero(account, sizeof (smb_account_t));
opnum = SAMR_OPNUM_LookupNames;
bzero(&arg, sizeof (struct samr_LookupNames));
(void) memcpy(&arg.handle, &domain_handle->handle,
sizeof (samr_handle_t));
arg.n_entry = 1;
arg.max_n_entry = 1000;
arg.index = 0;
arg.total = 1;
length = smb_wcequiv_strlen(name);
if (ndr_rpc_server_os(domain_handle) == NATIVE_OS_WIN2000)
length += sizeof (smb_wchar_t);
arg.name.length = length;
arg.name.allosize = length;
arg.name.str = (unsigned char *)name;
if (ndr_rpc_call(domain_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != NT_STATUS_SUCCESS) {
status = NT_SC_VALUE(arg.status);
/*
* Handle none-mapped status quietly.
*/
if (status != NT_STATUS_NONE_MAPPED)
ndr_rpc_status(domain_handle, opnum, arg.status);
} else {
account->a_type = arg.rid_types.rid_type[0];
account->a_rid = arg.rids.rid[0];
status = NT_STATUS_SUCCESS;
}
ndr_rpc_release(domain_handle);
return (status);
}
/*
* lsar_lookup_names2
*/
static uint32_t
lsar_lookup_names2(mlsvc_handle_t *lsa_handle, lsa_names_t *names,
smb_account_t *info)
{
struct lsar_LookupNames2 arg;
struct lsar_rid_entry2 *rid_entry;
struct mslsa_domain_entry *domain_entry;
uint32_t status = NT_STATUS_SUCCESS;
char *domname;
int opnum = LSARPC_OPNUM_LookupNames2;
bzero(&arg, sizeof (struct lsar_LookupNames2));
(void) memcpy(&arg.policy_handle, lsa_handle, sizeof (mslsa_handle_t));
arg.lookup_level = LSA_LOOKUP_WKSTA;
arg.client_revision = LSA_CLIENT_REVISION_AD;
arg.name_table = (struct mslsa_lup_name_table *)names;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
if (arg.status != NT_STATUS_SUCCESS) {
ndr_rpc_status(lsa_handle, opnum, arg.status);
ndr_rpc_release(lsa_handle);
return (NT_SC_VALUE(arg.status));
}
if (arg.mapped_count == 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
rid_entry = &arg.translated_sids.rids[0];
if (rid_entry->domain_index != 0) {
ndr_rpc_release(lsa_handle);
return (NT_STATUS_NONE_MAPPED);
}
domain_entry = &arg.domain_table->entries[0];
info->a_type = rid_entry->sid_name_use;
info->a_domsid = smb_sid_dup((smb_sid_t *)domain_entry->domain_sid);
if ((domname = (char *)domain_entry->domain_name.str) != NULL)
info->a_domain = strdup(domname);
info->a_rid = rid_entry->rid;
info->a_sid = smb_sid_splice(info->a_domsid, info->a_rid);
ndr_rpc_release(lsa_handle);
return (status);
}
/*ARGSUSED*/
static DWORD
samr_connect5(char *server, char *domain, char *username, DWORD access_mask,
mlsvc_handle_t *samr_handle)
{
struct samr_Connect5 arg;
int len;
int opnum;
DWORD status;
smb_domainex_t dinfo;
bzero(&arg, sizeof (struct samr_Connect5));
opnum = SAMR_OPNUM_Connect5;
status = NT_STATUS_SUCCESS;
if (!smb_domain_getinfo(&dinfo))
return (NT_STATUS_CANT_ACCESS_DOMAIN_INFO);
len = strlen(server) + strlen(dinfo.d_primary.di_fqname) + 4;
arg.servername = ndr_rpc_malloc(samr_handle, len);
if (*dinfo.d_primary.di_fqname != '\0')
(void) snprintf((char *)arg.servername, len, "\\\\%s.%s",
server, dinfo.d_primary.di_fqname);
else
(void) snprintf((char *)arg.servername, len, "\\\\%s", server);
arg.access_mask = SAM_ENUM_LOCAL_DOMAIN;
arg.unknown2_00000001 = 0x00000001;
arg.unknown3_00000001 = 0x00000001;
arg.unknown4_00000003 = 0x00000003;
arg.unknown5_00000000 = 0x00000000;
if (ndr_rpc_call(samr_handle, opnum, &arg) != 0) {
status = NT_STATUS_UNSUCCESSFUL;
} else if (arg.status != 0) {
status = NT_SC_VALUE(arg.status);
} else {
(void) memcpy(&samr_handle->handle, &arg.handle,
sizeof (ndr_hdid_t));
if (ndr_is_null_handle(samr_handle))
status = NT_STATUS_INVALID_HANDLE;
}
ndr_rpc_release(samr_handle);
return (status);
}
DWORD
lsar_enum_trusted_domains_ex(mlsvc_handle_t *lsa_handle, DWORD *enum_context,
smb_trusted_domains_t *list)
{
struct mslsa_EnumTrustedDomainEx arg;
int opnum;
DWORD status;
if (list == NULL)
return (NT_STATUS_INVALID_PARAMETER);
opnum = LSARPC_OPNUM_EnumTrustedDomainsEx;
bzero(list, sizeof (smb_trusted_domains_t));
bzero(&arg, sizeof (struct mslsa_EnumTrustedDomainEx));
(void) memcpy(&arg.handle, lsa_handle, sizeof (mslsa_handle_t));
arg.enum_context = *enum_context;
arg.max_length = MLSVC_MAX_RESPONSE_LEN;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
*enum_context = arg.enum_context;
status = NT_SC_VALUE(arg.status);
/*
* STATUS_NO_MORE_ENTRIES provides call
* status but does not indicate an error.
*/
if (status != NT_STATUS_NO_MORE_ENTRIES)
ndr_rpc_status(lsa_handle, opnum, arg.status);
} else if (arg.enum_buf->entries_read == 0) {
*enum_context = arg.enum_context;
status = 0;
} else {
lsar_set_trusted_domains_ex(arg.enum_buf, list);
*enum_context = arg.enum_context;
status = 0;
}
ndr_rpc_release(lsa_handle);
return (status);
}
/*
* lsar_lookup_priv_display_name
*
* Map a privilege name to a privilege display name. The input handle
* should be an LSA policy handle and the name would normally be one
* of the privileges defined in smb_privilege.h
*
* There's something peculiar about the return status from NT servers,
* it's not always present. So for now, I'm ignoring the status in the
* RPC response.
*
* Returns NT status codes.
*/
DWORD
lsar_lookup_priv_display_name(mlsvc_handle_t *lsa_handle, char *name,
char *display_name, int display_len)
{
struct mslsa_LookupPrivDisplayName arg;
int opnum;
size_t length;
DWORD status;
if (lsa_handle == NULL || name == NULL || display_name == NULL)
return (NT_STATUS_INVALID_PARAMETER);
opnum = LSARPC_OPNUM_LookupPrivDisplayName;
bzero(&arg, sizeof (struct mslsa_LookupPrivDisplayName));
(void) memcpy(&arg.handle, lsa_handle, sizeof (mslsa_handle_t));
length = smb_wcequiv_strlen(name);
arg.name.length = length;
arg.name.allosize = length;
arg.name.str = (unsigned char *)name;
arg.client_language = MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US);
arg.default_language = MAKELANGID(LANG_ENGLISH, SUBLANG_NEUTRAL);
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0)
status = NT_STATUS_INVALID_PARAMETER;
#if 0
else if (arg.status != 0)
status = NT_SC_VALUE(arg.status);
#endif
else {
(void) strlcpy(display_name,
(char const *)arg.display_name->str, display_len);
status = NT_STATUS_SUCCESS;
}
ndr_rpc_release(lsa_handle);
return (status);
}
/*ARGSUSED*/
DWORD
samr_set_user_info(mlsvc_handle_t *user_handle)
{
unsigned char ssn_key[SMBAUTH_SESSION_KEY_SZ];
struct samr_SetUserInfo arg;
int opnum;
DWORD status = 0;
if (ndr_is_null_handle(user_handle))
return (NT_STATUS_INVALID_PARAMETER);
if (ndr_rpc_get_ssnkey(user_handle, ssn_key, sizeof (ssn_key)))
return (NT_STATUS_INVALID_PARAMETER);
opnum = SAMR_OPNUM_SetUserInfo;
bzero(&arg, sizeof (struct samr_SetUserInfo));
(void) memcpy(&arg.user_handle, &user_handle->handle,
sizeof (samr_handle_t));
arg.info.index = SAMR_SET_USER_INFO_23;
arg.info.switch_value = SAMR_SET_USER_INFO_23;
samr_set_user_unknowns(&arg.info.ru.info23);
samr_set_user_logon_hours(&arg);
if (samr_set_user_password(ssn_key, arg.info.ru.info23.password) < 0)
status = NT_STATUS_INTERNAL_ERROR;
if (ndr_rpc_call(user_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
ndr_rpc_status(user_handle, opnum, arg.status);
status = NT_SC_VALUE(arg.status);
}
ndr_rpc_release(user_handle);
return (status);
}
/*
* samr_open_user
*
* Use a domain handle to obtain a handle for a user, specified by the
* user RID. A user RID (effectively a uid) can be obtained via the
* LSA interface. A handle for the user is returned in user_handle.
* Once you have a user handle it should be possible to query the SAM
* for information on that user.
*/
DWORD
samr_open_user(mlsvc_handle_t *domain_handle, DWORD access_mask, DWORD rid,
mlsvc_handle_t *user_handle)
{
struct samr_OpenUser arg;
int opnum;
DWORD status = NT_STATUS_SUCCESS;
if (ndr_is_null_handle(domain_handle) || user_handle == NULL)
return (NT_STATUS_INVALID_PARAMETER);
opnum = SAMR_OPNUM_OpenUser;
bzero(&arg, sizeof (struct samr_OpenUser));
(void) memcpy(&arg.handle, &domain_handle->handle,
sizeof (ndr_hdid_t));
arg.access_mask = access_mask;
arg.rid = rid;
if (ndr_rpc_call(domain_handle, opnum, &arg) != 0) {
status = NT_STATUS_UNSUCCESSFUL;
} else if (arg.status != 0) {
ndr_rpc_status(domain_handle, opnum, arg.status);
status = NT_SC_VALUE(arg.status);
} else {
ndr_inherit_handle(user_handle, domain_handle);
(void) memcpy(&user_handle->handle, &arg.user_handle,
sizeof (ndr_hdid_t));
if (ndr_is_null_handle(user_handle))
status = NT_STATUS_INVALID_HANDLE;
}
ndr_rpc_release(domain_handle);
return (status);
}
/*
* netr_server_samlogon
*
* NetrServerSamLogon RPC: interactive or network. It is assumed that
* we have already authenticated with the PDC. If everything works,
* we build a user info structure and return it, where the caller will
* probably build an access token.
*
* Returns an NT status. There are numerous possibilities here.
* For example:
* NT_STATUS_INVALID_INFO_CLASS
* NT_STATUS_INVALID_PARAMETER
* NT_STATUS_ACCESS_DENIED
* NT_STATUS_PASSWORD_MUST_CHANGE
* NT_STATUS_NO_SUCH_USER
* NT_STATUS_WRONG_PASSWORD
* NT_STATUS_LOGON_FAILURE
* NT_STATUS_ACCOUNT_RESTRICTION
* NT_STATUS_INVALID_LOGON_HOURS
* NT_STATUS_INVALID_WORKSTATION
* NT_STATUS_INTERNAL_ERROR
* NT_STATUS_PASSWORD_EXPIRED
* NT_STATUS_ACCOUNT_DISABLED
*/
uint32_t
netr_server_samlogon(mlsvc_handle_t *netr_handle, netr_info_t *netr_info,
char *server, smb_logon_t *user_info, smb_token_t *token)
{
struct netr_SamLogon arg;
struct netr_authenticator auth;
struct netr_authenticator ret_auth;
struct netr_logon_info1 info1;
struct netr_logon_info2 info2;
struct netr_validation_info3 *info3;
ndr_heap_t *heap;
int opnum;
int rc, len;
uint32_t status;
bzero(&arg, sizeof (struct netr_SamLogon));
opnum = NETR_OPNUM_SamLogon;
/*
* Should we get the server and hostname from netr_info?
*/
len = strlen(server) + 4;
arg.servername = ndr_rpc_malloc(netr_handle, len);
arg.hostname = ndr_rpc_malloc(netr_handle, NETBIOS_NAME_SZ);
if (arg.servername == NULL || arg.hostname == NULL) {
ndr_rpc_release(netr_handle);
return (NT_STATUS_INTERNAL_ERROR);
}
(void) snprintf((char *)arg.servername, len, "\\\\%s", server);
if (smb_getnetbiosname((char *)arg.hostname, NETBIOS_NAME_SZ) != 0) {
ndr_rpc_release(netr_handle);
return (NT_STATUS_INTERNAL_ERROR);
}
rc = netr_setup_authenticator(netr_info, &auth, &ret_auth);
if (rc != SMBAUTH_SUCCESS) {
ndr_rpc_release(netr_handle);
return (NT_STATUS_INTERNAL_ERROR);
}
arg.auth = &auth;
arg.ret_auth = &ret_auth;
arg.validation_level = NETR_VALIDATION_LEVEL3;
arg.logon_info.logon_level = user_info->lg_level;
arg.logon_info.switch_value = user_info->lg_level;
heap = ndr_rpc_get_heap(netr_handle);
switch (user_info->lg_level) {
case NETR_INTERACTIVE_LOGON:
netr_setup_identity(heap, user_info, &info1.identity);
netr_interactive_samlogon(netr_info, user_info, &info1);
arg.logon_info.ru.info1 = &info1;
break;
case NETR_NETWORK_LOGON:
if (user_info->lg_challenge_key.len < 8 ||
user_info->lg_challenge_key.val == NULL) {
ndr_rpc_release(netr_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
netr_setup_identity(heap, user_info, &info2.identity);
netr_network_samlogon(heap, netr_info, user_info, &info2);
arg.logon_info.ru.info2 = &info2;
break;
default:
ndr_rpc_release(netr_handle);
return (NT_STATUS_INVALID_PARAMETER);
}
rc = ndr_rpc_call(netr_handle, opnum, &arg);
if (rc != 0) {
bzero(netr_info, sizeof (netr_info_t));
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
status = NT_SC_VALUE(arg.status);
/*
* We need to validate the chain even though we have
* a non-zero status. If the status is ACCESS_DENIED
* this will trigger a new credential chain. However,
* a valid credential is returned with some status
* codes; for example, WRONG_PASSWORD.
*/
(void) netr_validate_chain(netr_info, arg.ret_auth);
} else {
status = netr_validate_chain(netr_info, arg.ret_auth);
if (status == NT_STATUS_INSUFFICIENT_LOGON_INFO) {
ndr_rpc_release(netr_handle);
return (status);
}
info3 = arg.ru.info3;
status = netr_setup_token(info3, user_info, netr_info, token);
}
ndr_rpc_release(netr_handle);
return (status);
}
/*
* lsar_query_info_policy
*
* The general purpose of this function is to allow various pieces of
* information to be queried on the domain controller. The only
* information queries supported are MSLSA_POLICY_PRIMARY_DOMAIN_INFO
* and MSLSA_POLICY_ACCOUNT_DOMAIN_INFO.
*
* On success, the return code will be 0 and the user_info structure
* will be set up. The sid_name_use field will be set to SidTypeDomain
* indicating that the domain name and domain sid fields are vaild. If
* the infoClass returned from the server is not one of the supported
* values, the sid_name_use willbe set to SidTypeUnknown. If the RPC
* fails, a negative error code will be returned, in which case the
* user_info will not have been updated.
*/
DWORD
lsar_query_info_policy(mlsvc_handle_t *lsa_handle, WORD infoClass,
smb_domain_t *info)
{
struct mslsa_QueryInfoPolicy arg;
struct mslsa_PrimaryDomainInfo *pd_info;
struct mslsa_AccountDomainInfo *ad_info;
struct mslsa_DnsDomainInfo *dns_info;
char guid_str[UUID_PRINTABLE_STRING_LENGTH];
char sidstr[SMB_SID_STRSZ];
int opnum;
DWORD status;
if (lsa_handle == NULL || info == NULL)
return (NT_STATUS_INVALID_PARAMETER);
opnum = LSARPC_OPNUM_QueryInfoPolicy;
bzero(info, sizeof (smb_domain_t));
bzero(&arg, sizeof (struct mslsa_QueryInfoPolicy));
(void) memcpy(&arg.handle, lsa_handle, sizeof (mslsa_handle_t));
arg.info_class = infoClass;
if (ndr_rpc_call(lsa_handle, opnum, &arg) != 0) {
status = NT_STATUS_INVALID_PARAMETER;
} else if (arg.status != 0) {
ndr_rpc_status(lsa_handle, opnum, arg.status);
status = NT_SC_VALUE(arg.status);
} else {
switch (infoClass) {
case MSLSA_POLICY_PRIMARY_DOMAIN_INFO:
pd_info = &arg.ru.pd_info;
smb_sid_tostr((smb_sid_t *)pd_info->sid, sidstr);
info->di_type = SMB_DOMAIN_PRIMARY;
smb_domain_set_basic_info(sidstr,
(char *)pd_info->name.str, "", info);
status = NT_STATUS_SUCCESS;
break;
case MSLSA_POLICY_ACCOUNT_DOMAIN_INFO:
ad_info = &arg.ru.ad_info;
smb_sid_tostr((smb_sid_t *)ad_info->sid, sidstr);
info->di_type = SMB_DOMAIN_ACCOUNT;
smb_domain_set_basic_info(sidstr,
(char *)ad_info->name.str, "", info);
status = NT_STATUS_SUCCESS;
break;
case MSLSA_POLICY_DNS_DOMAIN_INFO:
dns_info = &arg.ru.dns_info;
ndr_uuid_unparse((ndr_uuid_t *)&dns_info->guid,
guid_str);
smb_sid_tostr((smb_sid_t *)dns_info->sid, sidstr);
info->di_type = SMB_DOMAIN_PRIMARY;
smb_domain_set_dns_info(sidstr,
(char *)dns_info->nb_domain.str,
(char *)dns_info->dns_domain.str,
(char *)dns_info->forest.str,
guid_str, info);
status = NT_STATUS_SUCCESS;
break;
default:
status = NT_STATUS_INVALID_INFO_CLASS;
break;
}
}
ndr_rpc_release(lsa_handle);
return (status);
}
