157 	struct smb_hdr *cifs_pdu = (struct smb_hdr *)rqst->rq_iov[0].iov_base;  in cifs_sign_rqst()  local
159 	if ((cifs_pdu == NULL) || (server == NULL))  in cifs_sign_rqst()
162 	if (!(cifs_pdu->Flags2 & SMBFLG2_SECURITY_SIGNATURE) ||  in cifs_sign_rqst()
167 		memcpy(cifs_pdu->Signature.SecuritySignature, "BSRSPYL", 8);  in cifs_sign_rqst()
171 	cifs_pdu->Signature.Sequence.SequenceNumber =  in cifs_sign_rqst()
173 	cifs_pdu->Signature.Sequence.Reserved = 0;  in cifs_sign_rqst()
180 		memset(cifs_pdu->Signature.SecuritySignature, 0, 8);  in cifs_sign_rqst()
182 		memcpy(cifs_pdu->Signature.SecuritySignature, smb_signature, 8);  in cifs_sign_rqst()
197 int cifs_sign_smb(struct smb_hdr *cifs_pdu, struct TCP_Server_Info *server,  in cifs_sign_smb()  argument
202 	iov.iov_base = cifs_pdu;  in cifs_sign_smb()
203 	iov.iov_len = be32_to_cpu(cifs_pdu->smb_buf_length) + 4;  in cifs_sign_smb()
216 	struct smb_hdr *cifs_pdu = (struct smb_hdr *)rqst->rq_iov[0].iov_base;  in cifs_verify_signature()  local
218 	if (cifs_pdu == NULL || server == NULL)  in cifs_verify_signature()
224 	if (cifs_pdu->Command == SMB_COM_LOCKING_ANDX) {  in cifs_verify_signature()
226 			(struct smb_com_lock_req *)cifs_pdu;  in cifs_verify_signature()
235 	if (memcmp(cifs_pdu->Signature.SecuritySignature, "BSRSPYL ", 8) == 0)  in cifs_verify_signature()
237 			 cifs_pdu->Command);  in cifs_verify_signature()
241 	memcpy(server_response_sig, cifs_pdu->Signature.SecuritySignature, 8);  in cifs_verify_signature()
243 	cifs_pdu->Signature.Sequence.SequenceNumber =  in cifs_verify_signature()
245 	cifs_pdu->Signature.Sequence.Reserved = 0;  in cifs_verify_signature()