s3-dcerpc: Remove unused functions

Signed-off-by: Günther Deschner <gd@samba.org>

2 files changed, 0 insertions, 375 deletions

diff --git a/source3/rpc_server/srv_pipe.c b/source3/rpc_server/srv_pipe.c
index 74c67f3832..559ac5d4ba 100644
--- a/source3/rpc_server/srv_pipe.c
+++ b/source3/rpc_server/srv_pipe.c
@@ -2055,280 +2055,6 @@ bool api_pipe_alter_context(pipes_struct *p, struct ncacn_packet *pkt)
 }
 
 /****************************************************************************
- Deal with NTLMSSP sign & seal processing on an RPC request.
-****************************************************************************/
-
-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;
-	uint32 auth_len = p->hdr.auth_len;
-	uint32 save_offset = prs_offset(rpc_in);
-	struct auth_ntlmssp_state *a = p->auth.a_u.auth_ntlmssp_state;
-	unsigned char *data = NULL;
-	size_t data_len;
-	unsigned char *full_packet_data = NULL;
-	size_t full_packet_data_len;
-	DATA_BLOB auth_blob;
-
-	*pstatus = NT_STATUS_OK;
-
-	if (p->auth.auth_level == DCERPC_AUTH_LEVEL_NONE || p->auth.auth_level == DCERPC_AUTH_LEVEL_CONNECT) {
-		return True;
-	}
-
-	if (!a) {
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	/* Ensure there's enough data for an authenticated request. */
-	if (RPC_HEADER_LEN + RPC_HDR_REQ_LEN + RPC_HDR_AUTH_LEN
-			+ auth_len > p->hdr.frag_len) {
-		DEBUG(0,("api_pipe_ntlmssp_auth_process: auth_len %u is too large.\n",
-			(unsigned int)auth_len ));
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	/*
-	 * We need the full packet data + length (minus auth stuff) as well as the packet data + length
-	 * after the RPC header.
- 	 * We need to pass in the full packet (minus auth len) to the NTLMSSP sign and check seal
-	 * functions as NTLMv2 checks the rpc headers also.
-	 * Both of these values include any auth_pad_len bytes.
-	 */
-
-	data = (unsigned char *)(prs_data_p(rpc_in) + RPC_HDR_REQ_LEN);
-	data_len = (size_t)(p->hdr.frag_len - RPC_HEADER_LEN - RPC_HDR_REQ_LEN - RPC_HDR_AUTH_LEN - auth_len);
-
-	full_packet_data = p->in_data.pdu.data;
-	full_packet_data_len = p->hdr.frag_len - auth_len;
-
-	/* Pull the auth header and the following data into a blob. */
-	/* NB. The offset of the auth_header is relative to the *end*
-	 * of the packet, not the start. Also, the length of the
-	 * data in rpc_in_p is p->hdr.frag_len - RPC_HEADER_LEN,
-	 * as the RPC header isn't included in rpc_in_p. */
-	if(!prs_set_offset(rpc_in,
-			p->hdr.frag_len - RPC_HEADER_LEN -
-			RPC_HDR_AUTH_LEN - auth_len)) {
-		DEBUG(0,("api_pipe_ntlmssp_auth_process: cannot move "
-			"offset to %u.\n",
-			(unsigned int)(p->hdr.frag_len -
-				RPC_HDR_AUTH_LEN - auth_len) ));
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info, rpc_in, 0)) {
-		DEBUG(0,("api_pipe_ntlmssp_auth_process: failed to "
-			"unmarshall RPC_HDR_AUTH.\n"));
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	/* Ensure auth_pad_len fits into the packet. */
-	if (RPC_HEADER_LEN + RPC_HDR_REQ_LEN + auth_info.auth_pad_len +
-			RPC_HDR_AUTH_LEN + auth_len > p->hdr.frag_len) {
-		DEBUG(0,("api_pipe_ntlmssp_auth_process: auth_info.auth_pad_len "
-			"too large (%u), auth_len (%u), frag_len = (%u).\n",
-			(unsigned int)auth_info.auth_pad_len,
-			(unsigned int)auth_len,
-			(unsigned int)p->hdr.frag_len ));
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	auth_blob.data = (unsigned char *)prs_data_p(rpc_in) + prs_offset(rpc_in);
-	auth_blob.length = auth_len;
-
-	switch (p->auth.auth_level) {
-		case DCERPC_AUTH_LEVEL_PRIVACY:
-			/* Data is encrypted. */
-			*pstatus = auth_ntlmssp_unseal_packet(a,
-							      data, data_len,
-							      full_packet_data,
-							      full_packet_data_len,
-							      &auth_blob);
-			if (!NT_STATUS_IS_OK(*pstatus)) {
-				return False;
-			}
-			break;
-		case DCERPC_AUTH_LEVEL_INTEGRITY:
-			/* Data is signed. */
-			*pstatus = auth_ntlmssp_check_packet(a,
-							     data, data_len,
-							     full_packet_data,
-							     full_packet_data_len,
-							     &auth_blob);
-			if (!NT_STATUS_IS_OK(*pstatus)) {
-				return False;
-			}
-			break;
-		default:
-			*pstatus = NT_STATUS_INVALID_PARAMETER;
-			return False;
-	}
-
-	/*
-	 * Return the current pointer to the data offset.
-	 */
-
-	if(!prs_set_offset(rpc_in, save_offset)) {
-		DEBUG(0,("api_pipe_auth_process: failed to set offset back to %u\n",
-			(unsigned int)save_offset ));
-		*pstatus = NT_STATUS_INVALID_PARAMETER;
-		return False;
-	}
-
-	/*
-	 * Remember the padding length. We must remove it from the real data
-	 * stream once the sign/seal is done.
-	 */
-
-	*p_ss_padding_len = auth_info.auth_pad_len;
-
-	return True;
-}
-
-/****************************************************************************
- 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)
-{
-	uint32 data_len;
-	uint32 auth_len;
-	uint32 save_offset = prs_offset(rpc_in);
-	RPC_HDR_AUTH auth_info;
-	DATA_BLOB blob;
-	NTSTATUS status;
-	uint8_t *data;
-
-	auth_len = p->hdr.auth_len;
-
-	if (auth_len < RPC_AUTH_SCHANNEL_SIGN_OR_SEAL_CHK_LEN ||
-			auth_len > RPC_HEADER_LEN +
-					RPC_HDR_REQ_LEN +
-					RPC_HDR_AUTH_LEN +
-					auth_len) {
-		DEBUG(0,("Incorrect auth_len %u.\n", (unsigned int)auth_len ));
-		return False;
-	}
-
-	/*
-	 * The following is that length of the data we must verify or unseal.
-	 * This doesn't include the RPC headers or the auth_len or the RPC_HDR_AUTH_LEN
-	 * preceeding the auth_data, but does include the auth_pad_len bytes.
-	 */
-
-	if (p->hdr.frag_len < RPC_HEADER_LEN + RPC_HDR_REQ_LEN + RPC_HDR_AUTH_LEN + auth_len) {
-		DEBUG(0,("Incorrect frag %u, auth %u.\n",
-			(unsigned int)p->hdr.frag_len,
-			(unsigned int)auth_len ));
-		return False;
-	}
-
-	data_len = p->hdr.frag_len - RPC_HEADER_LEN - RPC_HDR_REQ_LEN - 
-		RPC_HDR_AUTH_LEN - auth_len;
-
-	DEBUG(5,("data %d auth %d\n", data_len, auth_len));
-
-	/* Pull the auth header and the following data into a blob. */
-	/* NB. The offset of the auth_header is relative to the *end*
-	 * of the packet, not the start. Also, the length of the
-	 * data in rpc_in_p is p->hdr.frag_len - RPC_HEADER_LEN,
-	 * as the RPC header isn't included in rpc_in_p. */
-	if(!prs_set_offset(rpc_in,
-			p->hdr.frag_len - RPC_HEADER_LEN -
-			RPC_HDR_AUTH_LEN - auth_len)) {
-		DEBUG(0,("api_pipe_schannel_process: cannot move "
-			"offset to %u.\n",
-			(unsigned int)(p->hdr.frag_len -
-				RPC_HDR_AUTH_LEN - auth_len) ));
-		return False;
-	}
-
-	if(!smb_io_rpc_hdr_auth("hdr_auth", &auth_info, rpc_in, 0)) {
-		DEBUG(0,("api_pipe_schannel_process: failed to "
-			"unmarshall RPC_HDR_AUTH.\n"));
-		return False;
-	}
-
-	/* Ensure auth_pad_len fits into the packet. */
-	if (RPC_HEADER_LEN + RPC_HDR_REQ_LEN + auth_info.auth_pad_len +
-			RPC_HDR_AUTH_LEN + auth_len > p->hdr.frag_len) {
-		DEBUG(0,("api_pipe_schannel_process: auth_info.auth_pad_len "
-			"too large (%u), auth_len (%u), frag_len = (%u).\n",
-			(unsigned int)auth_info.auth_pad_len,
-			(unsigned int)auth_len,
-			(unsigned int)p->hdr.frag_len ));
-		return False;
-	}
-
-	if (auth_info.auth_type != DCERPC_AUTH_TYPE_SCHANNEL) {
-		DEBUG(0,("Invalid auth info %d on schannel\n",
-			 auth_info.auth_type));
-		return False;
-	}
-
-	blob = data_blob_const(prs_data_p(rpc_in) + prs_offset(rpc_in), auth_len);
-
-	if (DEBUGLEVEL >= 10) {
-		dump_NL_AUTH_SIGNATURE(talloc_tos(), &blob);
-	}
-
-	data = (uint8_t *)prs_data_p(rpc_in)+RPC_HDR_REQ_LEN;
-
-	switch (auth_info.auth_level) {
-	case DCERPC_AUTH_LEVEL_PRIVACY:
-		status = netsec_incoming_packet(p->auth.a_u.schannel_auth,
-						talloc_tos(),
-						true,
-						data,
-						data_len,
-						&blob);
-		break;
-	case DCERPC_AUTH_LEVEL_INTEGRITY:
-		status = netsec_incoming_packet(p->auth.a_u.schannel_auth,
-						talloc_tos(),
-						false,
-						data,
-						data_len,
-						&blob);
-		break;
-	default:
-		status = NT_STATUS_INTERNAL_ERROR;
-		break;
-	}
-
-	if (!NT_STATUS_IS_OK(status)) {
-		DEBUG(0,("failed to unseal packet: %s\n", nt_errstr(status)));
-		return false;
-	}
-
-	/*
-	 * Return the current pointer to the data offset.
-	 */
-
-	if(!prs_set_offset(rpc_in, save_offset)) {
-		DEBUG(0,("failed to set offset back to %u\n",
-			 (unsigned int)save_offset ));
-		return False;
-	}
-
-	/*
-	 * Remember the padding length. We must remove it from the real data
-	 * stream once the sign/seal is done.
-	 */
-
-	*p_ss_padding_len = auth_info.auth_pad_len;
-
-	return True;
-}
-
-/****************************************************************************
  Find the set of RPC functions associated with this context_id
 ****************************************************************************/
 
diff --git a/source3/rpc_server/srv_pipe_hnd.c b/source3/rpc_server/srv_pipe_hnd.c
index 0ac9072f3e..cf7fe75f63 100644
--- a/source3/rpc_server/srv_pipe_hnd.c
+++ b/source3/rpc_server/srv_pipe_hnd.c
@@ -145,107 +145,6 @@ static bool get_pdu_size(pipes_struct *p)
 }
 
 /****************************************************************************
- Unmarshalls a new PDU header. Assumes the raw header data is in current pdu.
-****************************************************************************/
-
-static bool unmarshall_rpc_header(pipes_struct *p)
-{
-	/*
-	 * Unmarshall the header to determine the needed length.
-	 */
-
-	prs_struct rpc_in;
-
-	prs_init_empty( &rpc_in, p->mem_ctx, UNMARSHALL);
-	prs_set_endian_data( &rpc_in, p->endian);
-
-	prs_give_memory( &rpc_in, (char *)&p->in_data.pdu.data[0],
-					p->in_data.pdu.length, False);
-
-	/*
-	 * Unmarshall the header.
-	 * This also sets the endian flag in rpc_in.
-	 */
-
-	if(!smb_io_rpc_hdr("", &p->hdr, &rpc_in, 0)) {
-		DEBUG(0, ("unmarshall_rpc_header: "
-			  "failed to unmarshall RPC_HDR.\n"));
-		set_incoming_fault(p);
-		prs_mem_free(&rpc_in);
-		return false;
-	}
-
-	/*
-	 * Validate the RPC header.
-	 */
-
-	if(p->hdr.major != 5 && p->hdr.minor != 0) {
-		DEBUG(0, ("unmarshall_rpc_header: "
-			  "invalid major/minor numbers in RPC_HDR.\n"));
-		set_incoming_fault(p);
-		prs_mem_free(&rpc_in);
-		return false;
-	}
-
-	/*
-	 * If there's not data in the incoming buffer this should be the
-	 * start of a new RPC.
-	 */
-
-	if(prs_offset(&p->in_data.data) == 0) {
-
-		/*
-		 * AS/U doesn't set FIRST flag in a BIND packet it seems.
-		 */
-
-		if ((p->hdr.pkt_type == DCERPC_PKT_REQUEST) &&
-		    !(p->hdr.flags & DCERPC_PFC_FLAG_FIRST)) {
-			/*
-			 * Ensure that the FIRST flag is set.
-			 * If not then we have a stream missmatch.
-			 */
-
-			DEBUG(0, ("unmarshall_rpc_header: "
-				  "FIRST flag not set in first PDU !\n"));
-			set_incoming_fault(p);
-			prs_mem_free(&rpc_in);
-			return false;
-		}
-
-		/*
-		 * If this is the first PDU then set the endianness
-		 * flag in the pipe. We will need this when parsing all
-		 * data in this RPC.
-		 */
-
-		p->endian = rpc_in.bigendian_data;
-
-		DEBUG(5, ("unmarshall_rpc_header: using %sendian RPC\n",
-			  p->endian == RPC_LITTLE_ENDIAN ? "little-" : "big-" ));
-
-	} else {
-
-		/*
-		 * If this is *NOT* the first PDU then check the endianness
-		 * flag in the pipe is the same as that in the PDU.
-		 */
-
-		if (p->endian != rpc_in.bigendian_data) {
-			DEBUG(0, ("unmarshall_rpc_header: FIRST endianness "
-				  "flag (%d) different in next PDU !\n",
-				  (int)p->endian));
-			set_incoming_fault(p);
-			prs_mem_free(&rpc_in);
-			return false;
-		}
-	}
-
-	DEBUG(10, ("unmarshall_rpc_header: type = %u, flags = %u\n",
-		   (unsigned int)p->hdr.pkt_type, (unsigned int)p->hdr.flags));
-	return true;
-}
-
-/****************************************************************************
   Call this to free any talloc'ed memory. Do this after processing
   a complete incoming and outgoing request (multiple incoming/outgoing
   PDU's).