*
* 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
+ * the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* 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.
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
/* this module apparently provides an implementation of DCE/RPC over a
auth->a_u.auth_ntlmssp_state = NULL;
}
+static DATA_BLOB generic_session_key(void)
+{
+ return data_blob("SystemLibraryDTC", 16);
+}
+
/*******************************************************************
Generate the next PDU to be returned from the data in p->rdata.
Handle NTLMSSP.
********************************************************************/
-static BOOL create_next_pdu_ntlmssp(pipes_struct *p)
+static bool create_next_pdu_ntlmssp(pipes_struct *p)
{
RPC_HDR_RESP hdr_resp;
uint32 ss_padding_len = 0;
*/
if(p->fault_state) {
- setup_fault_pdu(p, NT_STATUS(0x1c010002));
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_OP_RNG_ERROR));
return True;
}
* data.
*/
- prs_init( &outgoing_pdu, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
/* Store the header in the data stream. */
/* Copy the sign/seal padding data. */
if (ss_padding_len) {
- unsigned char pad[8];
+ char pad[8];
memset(pad, '\0', 8);
if (!prs_copy_data_in(&outgoing_pdu, pad, ss_padding_len)) {
case PIPE_AUTH_LEVEL_PRIVACY:
/* Data portion is encrypted. */
status = ntlmssp_seal_packet(a->ntlmssp_state,
- prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
+ (unsigned char *)prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
data_len + ss_padding_len,
- prs_data_p(&outgoing_pdu),
+ (unsigned char *)prs_data_p(&outgoing_pdu),
(size_t)prs_offset(&outgoing_pdu),
&auth_blob);
if (!NT_STATUS_IS_OK(status)) {
case PIPE_AUTH_LEVEL_INTEGRITY:
/* Data is signed. */
status = ntlmssp_sign_packet(a->ntlmssp_state,
- prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
+ (unsigned char *)prs_data_p(&outgoing_pdu) + RPC_HEADER_LEN + RPC_HDR_RESP_LEN,
data_len + ss_padding_len,
- prs_data_p(&outgoing_pdu),
+ (unsigned char *)prs_data_p(&outgoing_pdu),
(size_t)prs_offset(&outgoing_pdu),
&auth_blob);
if (!NT_STATUS_IS_OK(status)) {
}
/* Append the auth blob. */
- if (!prs_copy_data_in(&outgoing_pdu, auth_blob.data, NTLMSSP_SIG_SIZE)) {
+ if (!prs_copy_data_in(&outgoing_pdu, (char *)auth_blob.data, NTLMSSP_SIG_SIZE)) {
DEBUG(0,("create_next_pdu_ntlmssp: failed to add %u bytes auth blob.\n",
(unsigned int)NTLMSSP_SIG_SIZE));
data_blob_free(&auth_blob);
Return an schannel authenticated fragment.
********************************************************************/
-static BOOL create_next_pdu_schannel(pipes_struct *p)
+static bool create_next_pdu_schannel(pipes_struct *p)
{
RPC_HDR_RESP hdr_resp;
uint32 ss_padding_len = 0;
*/
if(p->fault_state) {
- setup_fault_pdu(p, NT_STATUS(0x1c010002));
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_OP_RNG_ERROR));
return True;
}
* data.
*/
- prs_init( &outgoing_pdu, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
/* Store the header in the data stream. */
No authentication done.
********************************************************************/
-static BOOL create_next_pdu_noauth(pipes_struct *p)
+static bool create_next_pdu_noauth(pipes_struct *p)
{
RPC_HDR_RESP hdr_resp;
uint32 data_len;
*/
if(p->fault_state) {
- setup_fault_pdu(p, NT_STATUS(0x1c010002));
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_OP_RNG_ERROR));
return True;
}
* data.
*/
- prs_init( &outgoing_pdu, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
/* Store the header in the data stream. */
Generate the next PDU to be returned from the data in p->rdata.
********************************************************************/
-BOOL create_next_pdu(pipes_struct *p)
+bool create_next_pdu(pipes_struct *p)
{
switch(p->auth.auth_level) {
case PIPE_AUTH_LEVEL_NONE:
the pipe struct.
*******************************************************************/
-static BOOL pipe_ntlmssp_verify_final(pipes_struct *p, DATA_BLOB *p_resp_blob)
+static bool pipe_ntlmssp_verify_final(pipes_struct *p, DATA_BLOB *p_resp_blob)
{
DATA_BLOB reply;
NTSTATUS status;
AUTH_NTLMSSP_STATE *a = p->auth.a_u.auth_ntlmssp_state;
- DEBUG(5,("pipe_ntlmssp_verify_final: checking user details\n"));
+ DEBUG(5,("pipe_ntlmssp_verify_final: pipe %s checking user details\n", p->name));
ZERO_STRUCT(reply);
- memset(p->user_name, '\0', sizeof(p->user_name));
- memset(p->pipe_user_name, '\0', sizeof(p->pipe_user_name));
- memset(p->domain, '\0', sizeof(p->domain));
- memset(p->wks, '\0', sizeof(p->wks));
-
/* Set up for non-authenticated user. */
- delete_nt_token(&p->pipe_user.nt_user_token);
- p->pipe_user.ngroups = 0;
- SAFE_FREE( p->pipe_user.groups);
+ TALLOC_FREE(p->pipe_user.nt_user_token);
+ p->pipe_user.ut.ngroups = 0;
+ SAFE_FREE( p->pipe_user.ut.groups);
+ /* this has to be done as root in order to verify the password */
+ become_root();
status = auth_ntlmssp_update(a, *p_resp_blob, &reply);
+ unbecome_root();
/* Don't generate a reply. */
data_blob_free(&reply);
return False;
}
- fstrcpy(p->user_name, a->ntlmssp_state->user);
- fstrcpy(p->pipe_user_name, a->server_info->unix_name);
- fstrcpy(p->domain, a->ntlmssp_state->domain);
- fstrcpy(p->wks, a->ntlmssp_state->workstation);
+ /* Finally - if the pipe negotiated integrity (sign) or privacy (seal)
+ ensure the underlying NTLMSSP flags are also set. If not we should
+ refuse the bind. */
+
+ if (p->auth.auth_level == PIPE_AUTH_LEVEL_INTEGRITY) {
+ if (!(a->ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_SIGN)) {
+ DEBUG(0,("pipe_ntlmssp_verify_final: pipe %s : packet integrity requested "
+ "but client declined signing.\n",
+ p->name ));
+ return False;
+ }
+ }
+ if (p->auth.auth_level == PIPE_AUTH_LEVEL_PRIVACY) {
+ if (!(a->ntlmssp_state->neg_flags & NTLMSSP_NEGOTIATE_SEAL)) {
+ DEBUG(0,("pipe_ntlmssp_verify_final: pipe %s : packet privacy requested "
+ "but client declined sealing.\n",
+ p->name ));
+ return False;
+ }
+ }
- DEBUG(5,("pipe_ntlmssp_verify_final: OK: user: %s domain: %s workstation: %s\n",
- p->user_name, p->domain, p->wks));
+ DEBUG(5, ("pipe_ntlmssp_verify_final: OK: user: %s domain: %s "
+ "workstation: %s\n", a->ntlmssp_state->user,
+ a->ntlmssp_state->domain, a->ntlmssp_state->workstation));
/*
* Store the UNIX credential data (uid/gid pair) in the pipe structure.
*/
- p->pipe_user.uid = a->server_info->uid;
- p->pipe_user.gid = a->server_info->gid;
+ p->pipe_user.ut.uid = a->server_info->utok.uid;
+ p->pipe_user.ut.gid = a->server_info->utok.gid;
/*
- * Copy the session key from the ntlmssp state.
+ * We're an authenticated bind over smbd, so the session key needs to
+ * be set to "SystemLibraryDTC". Weird, but this is what Windows
+ * does. See the RPC-SAMBA3SESSIONKEY.
*/
data_blob_free(&p->session_key);
- p->session_key = data_blob(a->ntlmssp_state->session_key.data, a->ntlmssp_state->session_key.length);
+ p->session_key = generic_session_key();
if (!p->session_key.data) {
return False;
}
- p->pipe_user.ngroups = a->server_info->n_groups;
- if (p->pipe_user.ngroups) {
- if (!(p->pipe_user.groups = memdup(a->server_info->groups, sizeof(gid_t) * p->pipe_user.ngroups))) {
+ p->pipe_user.ut.ngroups = a->server_info->utok.ngroups;
+ if (p->pipe_user.ut.ngroups) {
+ if (!(p->pipe_user.ut.groups = (gid_t *)memdup(
+ a->server_info->utok.groups,
+ sizeof(gid_t) * p->pipe_user.ut.ngroups))) {
DEBUG(0,("failed to memdup group list to p->pipe_user.groups\n"));
return False;
}
}
if (a->server_info->ptok) {
- p->pipe_user.nt_user_token = dup_nt_token(a->server_info->ptok);
+ p->pipe_user.nt_user_token =
+ dup_nt_token(NULL, a->server_info->ptok);
} else {
DEBUG(1,("Error: Authmodule failed to provide nt_user_token\n"));
p->pipe_user.nt_user_token = NULL;
const char *clnt;
const char *srv;
} pipe;
- struct api_struct *cmds;
+ const struct api_struct *cmds;
int n_cmds;
};
This is the "stage3" NTLMSSP response after a bind request and reply.
*******************************************************************/
-BOOL api_pipe_bind_auth3(pipes_struct *p, prs_struct *rpc_in_p)
+bool api_pipe_bind_auth3(pipes_struct *p, prs_struct *rpc_in_p)
{
RPC_HDR_AUTH auth_info;
uint32 pad;
blob = data_blob(NULL,p->hdr.auth_len);
- if (!prs_copy_data_out(blob.data, rpc_in_p, p->hdr.auth_len)) {
+ if (!prs_copy_data_out((char *)blob.data, rpc_in_p, p->hdr.auth_len)) {
DEBUG(0,("api_pipe_bind_auth3: Failed to pull %u bytes - the response blob.\n",
(unsigned int)p->hdr.auth_len ));
goto err;
Marshall a bind_nak pdu.
*******************************************************************/
-static BOOL setup_bind_nak(pipes_struct *p)
+static bool setup_bind_nak(pipes_struct *p)
{
prs_struct outgoing_rpc;
RPC_HDR nak_hdr;
* header and are never sending more than one PDU here.
*/
- prs_init( &outgoing_rpc, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
prs_give_memory( &outgoing_rpc, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
/*
Marshall a fault pdu.
*******************************************************************/
-BOOL setup_fault_pdu(pipes_struct *p, NTSTATUS status)
+bool setup_fault_pdu(pipes_struct *p, NTSTATUS status)
{
prs_struct outgoing_pdu;
RPC_HDR fault_hdr;
* header and are never sending more than one PDU here.
*/
- prs_init( &outgoing_pdu, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
/*
return True;
}
+#if 0
+/*******************************************************************
+ Marshall a cancel_ack pdu.
+ We should probably check the auth-verifier here.
+*******************************************************************/
+
+bool setup_cancel_ack_reply(pipes_struct *p, prs_struct *rpc_in_p)
+{
+ prs_struct outgoing_pdu;
+ RPC_HDR ack_reply_hdr;
+
+ /* Free any memory in the current return data buffer. */
+ prs_mem_free(&p->out_data.rdata);
+
+ /*
+ * Marshall directly into the outgoing PDU space. We
+ * must do this as we need to set to the bind response
+ * header and are never sending more than one PDU here.
+ */
+
+ prs_init_empty( &outgoing_pdu, p->mem_ctx, MARSHALL);
+ prs_give_memory( &outgoing_pdu, (char *)p->out_data.current_pdu, sizeof(p->out_data.current_pdu), False);
+
+ /*
+ * Initialize a cancel_ack header.
+ */
+
+ init_rpc_hdr(&ack_reply_hdr, RPC_CANCEL_ACK, RPC_FLG_FIRST | RPC_FLG_LAST,
+ p->hdr.call_id, RPC_HEADER_LEN, 0);
+
+ /*
+ * Marshall the header into the outgoing PDU.
+ */
+
+ if(!smb_io_rpc_hdr("", &ack_reply_hdr, &outgoing_pdu, 0)) {
+ DEBUG(0,("setup_cancel_ack_reply: marshalling of RPC_HDR failed.\n"));
+ prs_mem_free(&outgoing_pdu);
+ return False;
+ }
+
+ p->out_data.data_sent_length = 0;
+ p->out_data.current_pdu_len = prs_offset(&outgoing_pdu);
+ p->out_data.current_pdu_sent = 0;
+
+ prs_mem_free(&outgoing_pdu);
+ return True;
+}
+#endif
+
/*******************************************************************
Ensure a bind request has the correct abstract & transfer interface.
Used to reject unknown binds from Win2k.
*******************************************************************/
-BOOL check_bind_req(struct pipes_struct *p, RPC_IFACE* abstract,
+bool check_bind_req(struct pipes_struct *p, RPC_IFACE* abstract,
RPC_IFACE* transfer, uint32 context_id)
{
char *pipe_name = p->name;
/* we have to check all now since win2k introduced a new UUID on the lsaprpc pipe */
for ( i=0; pipe_names[i].client_pipe; i++ ) {
- DEBUG(10,("checking %s\n", pipe_names[i].client_pipe));
+ DEBUGADD(10,("checking %s\n", pipe_names[i].client_pipe));
if ( strequal(pipe_names[i].client_pipe, pname)
- && (abstract->version == pipe_names[i].abstr_syntax.version)
- && (memcmp(&abstract->uuid, &pipe_names[i].abstr_syntax.uuid, sizeof(struct uuid)) == 0)
- && (transfer->version == pipe_names[i].trans_syntax.version)
- && (memcmp(&transfer->uuid, &pipe_names[i].trans_syntax.uuid, sizeof(struct uuid)) == 0) ) {
+ && (abstract->if_version == pipe_names[i].abstr_syntax->if_version)
+ && (memcmp(&abstract->uuid, &pipe_names[i].abstr_syntax->uuid, sizeof(struct GUID)) == 0)
+ && (transfer->if_version == pipe_names[i].trans_syntax->if_version)
+ && (memcmp(&transfer->uuid, &pipe_names[i].trans_syntax->uuid, sizeof(struct GUID)) == 0) ) {
struct api_struct *fns = NULL;
int n_fns = 0;
PIPE_RPC_FNS *context_fns;
rpc_lookup will still be valid afterwards. It could then succeed if
called again later */
rpc_lookup_size++;
- rpc_entry = SMB_REALLOC_ARRAY(rpc_lookup, struct rpc_table, rpc_lookup_size);
+ rpc_entry = SMB_REALLOC_ARRAY_KEEP_OLD_ON_ERROR(rpc_lookup, struct rpc_table, rpc_lookup_size);
if (NULL == rpc_entry) {
rpc_lookup_size--;
DEBUG(0, ("rpc_pipe_register_commands: memory allocation failed\n"));
ZERO_STRUCTP(rpc_entry);
rpc_entry->pipe.clnt = SMB_STRDUP(clnt);
rpc_entry->pipe.srv = SMB_STRDUP(srv);
- rpc_entry->cmds = SMB_REALLOC_ARRAY(rpc_entry->cmds, struct api_struct, rpc_entry->n_cmds + size);
- memcpy(rpc_entry->cmds + rpc_entry->n_cmds, cmds, size * sizeof(struct api_struct));
- rpc_entry->n_cmds += size;
+ rpc_entry->cmds = cmds;
+ rpc_entry->n_cmds = size;
return NT_STATUS_OK;
}
Handle a SPNEGO krb5 bind auth.
*******************************************************************/
-static BOOL pipe_spnego_auth_bind_kerberos(pipes_struct *p, prs_struct *rpc_in_p, RPC_HDR_AUTH *pauth_info,
+static bool pipe_spnego_auth_bind_kerberos(pipes_struct *p, prs_struct *rpc_in_p, RPC_HDR_AUTH *pauth_info,
DATA_BLOB *psecblob, prs_struct *pout_auth)
{
return False;
Handle the first part of a SPNEGO bind auth.
*******************************************************************/
-static BOOL pipe_spnego_auth_bind_negotiate(pipes_struct *p, prs_struct *rpc_in_p,
+static bool pipe_spnego_auth_bind_negotiate(pipes_struct *p, prs_struct *rpc_in_p,
RPC_HDR_AUTH *pauth_info, prs_struct *pout_auth)
{
DATA_BLOB blob;
char *OIDs[ASN1_MAX_OIDS];
int i;
NTSTATUS status;
- BOOL got_kerberos_mechanism = False;
+ bool got_kerberos_mechanism = false;
AUTH_NTLMSSP_STATE *a = NULL;
RPC_HDR_AUTH auth_info;
/* Grab the SPNEGO blob. */
blob = data_blob(NULL,p->hdr.auth_len);
- if (!prs_copy_data_out(blob.data, rpc_in_p, p->hdr.auth_len)) {
+ if (!prs_copy_data_out((char *)blob.data, rpc_in_p, p->hdr.auth_len)) {
DEBUG(0,("pipe_spnego_auth_bind_negotiate: Failed to pull %u bytes - the SPNEGO auth header.\n",
(unsigned int)p->hdr.auth_len ));
goto err;
}
if (strcmp(OID_KERBEROS5, OIDs[0]) == 0 || strcmp(OID_KERBEROS5_OLD, OIDs[0]) == 0) {
- got_kerberos_mechanism = True;
+ got_kerberos_mechanism = true;
}
for (i=0;OIDs[i];i++) {
DEBUG(3,("pipe_spnego_auth_bind_negotiate: Got secblob of size %lu\n", (unsigned long)secblob.length));
if ( got_kerberos_mechanism && ((lp_security()==SEC_ADS) || lp_use_kerberos_keytab()) ) {
- BOOL ret = pipe_spnego_auth_bind_kerberos(p, rpc_in_p, pauth_info, &secblob, pout_auth);
+ bool ret = pipe_spnego_auth_bind_kerberos(p, rpc_in_p, pauth_info, &secblob, pout_auth);
data_blob_free(&secblob);
data_blob_free(&blob);
return ret;
free_pipe_ntlmssp_auth_data(&p->auth);
}
- /* Initialize the NTLM engine. */
- status = auth_ntlmssp_start(&a);
- if (!NT_STATUS_IS_OK(status)) {
- goto err;
- }
+ if (!got_kerberos_mechanism) {
+ /* Initialize the NTLM engine. */
+ status = auth_ntlmssp_start(&a);
+ if (!NT_STATUS_IS_OK(status)) {
+ goto err;
+ }
- /*
- * Pass the first security blob of data to it.
- * This can return an error or NT_STATUS_MORE_PROCESSING_REQUIRED
- * which means we need another packet to complete the bind.
- */
+ /*
+ * Pass the first security blob of data to it.
+ * This can return an error or NT_STATUS_MORE_PROCESSING_REQUIRED
+ * which means we need another packet to complete the bind.
+ */
- status = auth_ntlmssp_update(a, secblob, &chal);
+ status = auth_ntlmssp_update(a, secblob, &chal);
- if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
- DEBUG(3,("pipe_spnego_auth_bind_negotiate: auth_ntlmssp_update failed.\n"));
- goto err;
- }
+ if (!NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
+ DEBUG(3,("pipe_spnego_auth_bind_negotiate: auth_ntlmssp_update failed.\n"));
+ goto err;
+ }
- /* Generate the response blob we need for step 2 of the bind. */
- response = spnego_gen_auth_response(&chal, status, OID_NTLMSSP);
+ /* Generate the response blob we need for step 2 of the bind. */
+ response = spnego_gen_auth_response(&chal, status, OID_NTLMSSP);
+ } else {
+ /*
+ * SPNEGO negotiate down to NTLMSSP. The subsequent
+ * code to process follow-up packets is not complete
+ * yet. JRA.
+ */
+ response = spnego_gen_auth_response(NULL,
+ NT_STATUS_MORE_PROCESSING_REQUIRED,
+ OID_NTLMSSP);
+ }
/* Copy the blob into the pout_auth parse struct */
init_rpc_hdr_auth(&auth_info, RPC_SPNEGO_AUTH_TYPE, pauth_info->auth_level, RPC_HDR_AUTH_LEN, 1);
goto err;
}
- if (!prs_copy_data_in(pout_auth, response.data, response.length)) {
+ if (!prs_copy_data_in(pout_auth, (char *)response.data, response.length)) {
DEBUG(0,("pipe_spnego_auth_bind_negotiate: marshalling of data blob failed.\n"));
goto err;
}
Handle the second part of a SPNEGO bind auth.
*******************************************************************/
-static BOOL pipe_spnego_auth_bind_continue(pipes_struct *p, prs_struct *rpc_in_p,
+static bool pipe_spnego_auth_bind_continue(pipes_struct *p, prs_struct *rpc_in_p,
RPC_HDR_AUTH *pauth_info, prs_struct *pout_auth)
{
- DATA_BLOB spnego_blob, auth_blob, auth_reply;
+ RPC_HDR_AUTH auth_info;
+ DATA_BLOB spnego_blob;
+ DATA_BLOB auth_blob;
+ DATA_BLOB auth_reply;
+ DATA_BLOB response;
AUTH_NTLMSSP_STATE *a = p->auth.a_u.auth_ntlmssp_state;
ZERO_STRUCT(spnego_blob);
ZERO_STRUCT(auth_blob);
ZERO_STRUCT(auth_reply);
+ ZERO_STRUCT(response);
+ /*
+ * NB. If we've negotiated down from krb5 to NTLMSSP we'll currently
+ * fail here as 'a' == NULL.
+ */
if (p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP || !a) {
DEBUG(0,("pipe_spnego_auth_bind_continue: not in NTLMSSP auth state.\n"));
goto err;
/* Grab the SPNEGO blob. */
spnego_blob = data_blob(NULL,p->hdr.auth_len);
- if (!prs_copy_data_out(spnego_blob.data, rpc_in_p, p->hdr.auth_len)) {
+ if (!prs_copy_data_out((char *)spnego_blob.data, rpc_in_p, p->hdr.auth_len)) {
DEBUG(0,("pipe_spnego_auth_bind_continue: Failed to pull %u bytes - the SPNEGO auth header.\n",
(unsigned int)p->hdr.auth_len ));
goto err;
* The following call actually checks the challenge/response data.
* for correctness against the given DOMAIN\user name.
*/
-
+
if (!pipe_ntlmssp_verify_final(p, &auth_blob)) {
goto err;
}
data_blob_free(&spnego_blob);
data_blob_free(&auth_blob);
+
+ /* Generate the spnego "accept completed" blob - no incoming data. */
+ response = spnego_gen_auth_response(&auth_reply, NT_STATUS_OK, OID_NTLMSSP);
+
+ /* Copy the blob into the pout_auth parse struct */
+ init_rpc_hdr_auth(&auth_info, RPC_SPNEGO_AUTH_TYPE, pauth_info->auth_level, RPC_HDR_AUTH_LEN, 1);
+ if(!smb_io_rpc_hdr_auth("", &auth_info, pout_auth, 0)) {
+ DEBUG(0,("pipe_spnego_auth_bind_continue: marshalling of RPC_HDR_AUTH failed.\n"));
+ goto err;
+ }
+
+ if (!prs_copy_data_in(pout_auth, (char *)response.data, response.length)) {
+ DEBUG(0,("pipe_spnego_auth_bind_continue: marshalling of data blob failed.\n"));
+ goto err;
+ }
+
data_blob_free(&auth_reply);
+ data_blob_free(&response);
p->pipe_bound = True;
data_blob_free(&spnego_blob);
data_blob_free(&auth_blob);
data_blob_free(&auth_reply);
+ data_blob_free(&response);
free_pipe_ntlmssp_auth_data(&p->auth);
p->auth.a_u.auth_ntlmssp_state = NULL;
Handle an schannel bind auth.
*******************************************************************/
-static BOOL pipe_schannel_auth_bind(pipes_struct *p, prs_struct *rpc_in_p,
+static bool pipe_schannel_auth_bind(pipes_struct *p, prs_struct *rpc_in_p,
RPC_HDR_AUTH *pauth_info, prs_struct *pout_auth)
{
RPC_HDR_AUTH auth_info;
RPC_AUTH_SCHANNEL_NEG neg;
RPC_AUTH_VERIFIER auth_verifier;
- BOOL ret;
- struct dcinfo stored_dcinfo;
+ bool ret;
+ struct dcinfo *pdcinfo;
uint32 flags;
if (!smb_io_rpc_auth_schannel_neg("", &neg, rpc_in_p, 0)) {
return False;
}
- ZERO_STRUCT(stored_dcinfo);
+ /*
+ * The neg.myname key here must match the remote computer name
+ * given in the DOM_CLNT_SRV.uni_comp_name used on all netlogon pipe
+ * operations that use credentials.
+ */
become_root();
- ret = secrets_restore_schannel_session_info(p->mem_ctx, neg.myname, &stored_dcinfo);
+ ret = secrets_restore_schannel_session_info(p->mem_ctx, neg.myname, &pdcinfo);
unbecome_root();
if (!ret) {
p->auth.a_u.schannel_auth = TALLOC_P(p->pipe_state_mem_ctx, struct schannel_auth_struct);
if (!p->auth.a_u.schannel_auth) {
+ TALLOC_FREE(pdcinfo);
return False;
}
memset(p->auth.a_u.schannel_auth->sess_key, 0, sizeof(p->auth.a_u.schannel_auth->sess_key));
- memcpy(p->auth.a_u.schannel_auth->sess_key, stored_dcinfo.sess_key, sizeof(stored_dcinfo.sess_key));
+ memcpy(p->auth.a_u.schannel_auth->sess_key, pdcinfo->sess_key,
+ sizeof(pdcinfo->sess_key));
+
+ TALLOC_FREE(pdcinfo);
p->auth.a_u.schannel_auth->seq_num = 0;
/*
* JRA. Should we also copy the schannel session key into the pipe session key p->session_key
- * here ? We do that for NTLMSPP, but the session key is already set up from the vuser
+ * here ? We do that for NTLMSSP, but the session key is already set up from the vuser
* struct of the person who opened the pipe. I need to test this further. JRA.
+ *
+ * VL. As we are mapping this to guest set the generic key
+ * "SystemLibraryDTC" key here. It's a bit difficult to test against
+ * W2k3, as it does not allow schannel binds against SAMR and LSA
+ * anymore.
*/
- /* The client opens a second RPC NETLOGON pipe without
- doing a auth2. The credentials for the schannel are
- re-used from the auth2 the client did before. */
- p->dc = TALLOC_ZERO_P(p->pipe_state_mem_ctx, struct dcinfo);
- if (!p->dc) {
+ data_blob_free(&p->session_key);
+ p->session_key = generic_session_key();
+ if (p->session_key.data == NULL) {
+ DEBUG(0, ("pipe_schannel_auth_bind: Could not alloc session"
+ " key\n"));
return False;
}
- *p->dc = stored_dcinfo;
init_rpc_hdr_auth(&auth_info, RPC_SCHANNEL_AUTH_TYPE, pauth_info->auth_level, RPC_HDR_AUTH_LEN, 1);
if(!smb_io_rpc_hdr_auth("", &auth_info, pout_auth, 0)) {
Handle an NTLMSSP bind auth.
*******************************************************************/
-static BOOL pipe_ntlmssp_auth_bind(pipes_struct *p, prs_struct *rpc_in_p,
+static bool pipe_ntlmssp_auth_bind(pipes_struct *p, prs_struct *rpc_in_p,
RPC_HDR_AUTH *pauth_info, prs_struct *pout_auth)
{
RPC_HDR_AUTH auth_info;
/* Grab the NTLMSSP blob. */
blob = data_blob(NULL,p->hdr.auth_len);
- if (!prs_copy_data_out(blob.data, rpc_in_p, p->hdr.auth_len)) {
+ if (!prs_copy_data_out((char *)blob.data, rpc_in_p, p->hdr.auth_len)) {
DEBUG(0,("pipe_ntlmssp_auth_bind: Failed to pull %u bytes - the NTLM auth header.\n",
(unsigned int)p->hdr.auth_len ));
goto err;
}
- if (strncmp(blob.data, "NTLMSSP", 7) != 0) {
+ if (strncmp((char *)blob.data, "NTLMSSP", 7) != 0) {
DEBUG(0,("pipe_ntlmssp_auth_bind: Failed to read NTLMSSP in blob\n"));
goto err;
}
goto err;
}
- if (!prs_copy_data_in(pout_auth, response.data, response.length)) {
+ if (!prs_copy_data_in(pout_auth, (char *)response.data, response.length)) {
DEBUG(0,("pipe_ntlmssp_auth_bind: marshalling of data blob failed.\n"));
goto err;
}
Respond to a pipe bind request.
*******************************************************************/
-BOOL api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
+bool api_pipe_bind_req(pipes_struct *p, prs_struct *rpc_in_p)
{
RPC_HDR_BA hdr_ba;
RPC_HDR_RB hdr_rb;
return setup_bind_nak(p);
}
- prs_init( &outgoing_rpc, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
/*
* Marshall directly into the outgoing PDU space. We
}
}
+ ZERO_STRUCT(hdr_rb);
+
/* decode the bind request */
if(!smb_io_rpc_hdr_rb("", &hdr_rb, rpc_in_p, 0)) {
DEBUG(0,("api_pipe_bind_req: unable to unmarshall RPC_HDR_RB struct.\n"));
case RPC_ANONYMOUS_AUTH_TYPE:
/* Unauthenticated bind request. */
+ /* Get the authenticated pipe user from current_user */
+ if (!copy_current_user(&p->pipe_user, ¤t_user)) {
+ DEBUG(10, ("Could not copy current user\n"));
+ goto err_exit;
+ }
/* We're finished - no more packets. */
p->auth.auth_type = PIPE_AUTH_TYPE_NONE;
/* We must set the pipe auth_level here also. */
p->auth.auth_level = PIPE_AUTH_LEVEL_NONE;
p->pipe_bound = True;
+ /* The session key was initialized from the SMB
+ * session in make_internal_rpc_pipe_p */
break;
default:
SPNEGO calls.
****************************************************************************/
-BOOL api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
+bool api_pipe_alter_context(pipes_struct *p, prs_struct *rpc_in_p)
{
RPC_HDR_BA hdr_ba;
RPC_HDR_RB hdr_rb;
prs_struct outgoing_rpc;
int auth_len = 0;
- prs_init( &outgoing_rpc, 0, p->mem_ctx, MARSHALL);
+ prs_init_empty( &outgoing_rpc, p->mem_ctx, MARSHALL);
/*
* Marshall directly into the outgoing PDU space. We
Deal with NTLMSSP sign & seal processing on an RPC request.
****************************************************************************/
-BOOL api_pipe_ntlmssp_auth_process(pipes_struct *p, prs_struct *rpc_in,
+bool api_pipe_ntlmssp_auth_process(pipes_struct *p, prs_struct *rpc_in,
uint32 *p_ss_padding_len, NTSTATUS *pstatus)
{
RPC_HDR_AUTH auth_info;
return False;
}
- auth_blob.data = prs_data_p(rpc_in) + prs_offset(rpc_in);
+ auth_blob.data = (unsigned char *)prs_data_p(rpc_in) + prs_offset(rpc_in);
auth_blob.length = auth_len;
switch (p->auth.auth_level) {
Deal with schannel processing on an RPC request.
****************************************************************************/
-BOOL api_pipe_schannel_process(pipes_struct *p, prs_struct *rpc_in, uint32 *p_ss_padding_len)
+bool api_pipe_schannel_process(pipes_struct *p, prs_struct *rpc_in, uint32 *p_ss_padding_len)
{
uint32 data_len;
uint32 auth_len;
before doing the call.
****************************************************************************/
-BOOL api_pipe_request(pipes_struct *p)
+bool api_pipe_request(pipes_struct *p)
{
- BOOL ret = False;
- BOOL changed_user = False;
+ bool ret = False;
+ bool changed_user = False;
PIPE_RPC_FNS *pipe_fns;
if (p->pipe_bound &&
pipe_fns = find_pipe_fns_by_context(p->contexts, p->hdr_req.context_id);
if ( pipe_fns ) {
- set_current_rpc_talloc(p->mem_ctx);
+ TALLOC_CTX *frame = talloc_stackframe();
ret = api_rpcTNP(p, p->name, pipe_fns->cmds, pipe_fns->n_cmds);
- set_current_rpc_talloc(NULL);
+ TALLOC_FREE(frame);
}
else {
DEBUG(0,("api_pipe_request: No rpc function table associated with context [%d] on pipe [%s]\n",
Calls the underlying RPC function for a named pipe.
********************************************************************/
-BOOL api_rpcTNP(pipes_struct *p, const char *rpc_name,
+bool api_rpcTNP(pipes_struct *p, const char *rpc_name,
const struct api_struct *api_rpc_cmds, int n_cmds)
{
int fn_num;
* and not put the pipe into fault state. JRA.
*/
DEBUG(4, ("unknown\n"));
- setup_fault_pdu(p, NT_STATUS(0x1c010002));
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_OP_RNG_ERROR));
return True;
}
if (p->bad_handle_fault_state) {
DEBUG(4,("api_rpcTNP: bad handle fault return.\n"));
p->bad_handle_fault_state = False;
- setup_fault_pdu(p, NT_STATUS(0x1C00001A));
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_CONTEXT_MISMATCH));
+ return True;
+ }
+
+ if (p->rng_fault_state) {
+ DEBUG(4, ("api_rpcTNP: rng fault return\n"));
+ p->rng_fault_state = False;
+ setup_fault_pdu(p, NT_STATUS(DCERPC_FAULT_OP_RNG_ERROR));
return True;
}
if ((DEBUGLEVEL >= 10) &&
(prs_offset(&p->in_data.data) != prs_data_size(&p->in_data.data))) {
size_t data_len = prs_data_size(&p->in_data.data) - prs_offset(&p->in_data.data);
- char *data = SMB_MALLOC(data_len);
+ char *data = (char *)SMB_MALLOC(data_len);
DEBUG(10, ("api_rpcTNP: rpc input buffer underflow (parse error?)\n"));
if (data) {
switch ( idx ) {
case PI_LSARPC:
- lsa_get_pipe_fns( &cmds, &n_cmds );
+ lsarpc_get_pipe_fns( &cmds, &n_cmds );
break;
- case PI_LSARPC_DS:
- lsa_ds_get_pipe_fns( &cmds, &n_cmds );
+ case PI_DSSETUP:
+ dssetup_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_SAMR:
samr_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_NETLOGON:
- netlog_get_pipe_fns( &cmds, &n_cmds );
+ netlogon_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_SRVSVC:
srvsvc_get_pipe_fns( &cmds, &n_cmds );
wkssvc_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_WINREG:
- reg_get_pipe_fns( &cmds, &n_cmds );
+ winreg_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_SPOOLSS:
spoolss_get_pipe_fns( &cmds, &n_cmds );
netdfs_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_SVCCTL:
- svcctl_get_pipe_fns( &cmds, &n_cmds );
+ svcctl2_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_EVENTLOG:
- eventlog_get_pipe_fns( &cmds, &n_cmds );
+ eventlog2_get_pipe_fns( &cmds, &n_cmds );
break;
case PI_NTSVCS:
- ntsvcs_get_pipe_fns( &cmds, &n_cmds );
+ ntsvcs2_get_pipe_fns( &cmds, &n_cmds );
break;
#ifdef DEVELOPER
- case PI_ECHO:
- echo_get_pipe_fns( &cmds, &n_cmds );
+ case PI_RPCECHO:
+ rpcecho_get_pipe_fns( &cmds, &n_cmds );
break;
#endif
default:
git.samba.org / kai / samba.git / blobdiff