33 check_smb2_hdr(struct smb2_hdr *hdr, __u64 mid)  in check_smb2_hdr()  argument
35 	__u64 wire_mid = le64_to_cpu(hdr->MessageId);  in check_smb2_hdr()
41 	if ((*(__le32 *)hdr->ProtocolId == SMB2_PROTO_NUMBER) &&  in check_smb2_hdr()
43 		if (hdr->Flags & SMB2_FLAGS_SERVER_TO_REDIR)  in check_smb2_hdr()
47 			if (hdr->Command == SMB2_OPLOCK_BREAK)  in check_smb2_hdr()
53 		if (*(__le32 *)hdr->ProtocolId != SMB2_PROTO_NUMBER)  in check_smb2_hdr()
55 				 *(unsigned int *) hdr->ProtocolId);  in check_smb2_hdr()
98 	struct smb2_hdr *hdr = (struct smb2_hdr *)buf;  in smb2_check_message()  local
99 	struct smb2_pdu *pdu = (struct smb2_pdu *)hdr;  in smb2_check_message()
100 	__u64 mid = le64_to_cpu(hdr->MessageId);  in smb2_check_message()
115 		if ((length >= sizeof(struct smb2_hdr)) && (hdr->Status != 0)) {  in smb2_check_message()
133 	if (check_smb2_hdr(hdr, mid))  in smb2_check_message()
136 	if (hdr->StructureSize != SMB2_HEADER_STRUCTURE_SIZE) {  in smb2_check_message()
138 			 le16_to_cpu(hdr->StructureSize));  in smb2_check_message()
142 	command = le16_to_cpu(hdr->Command);  in smb2_check_message()
149 		if (command != SMB2_OPLOCK_BREAK_HE && (hdr->Status == 0 ||  in smb2_check_message()
155 		} else if (command == SMB2_OPLOCK_BREAK_HE && (hdr->Status == 0)  in smb2_check_message()
171 	clc_len = smb2_calc_size(hdr);  in smb2_check_message()
178 		    hdr->Status == STATUS_STOPPED_ON_SYMLINK)  in smb2_check_message()
238 smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr)  in smb2_get_data_area_len()  argument
244 	if (hdr->Status && hdr->Status != STATUS_MORE_PROCESSING_REQUIRED &&  in smb2_get_data_area_len()
245 	    (((struct smb2_err_rsp *)hdr)->StructureSize) ==  in smb2_get_data_area_len()
254 	switch (hdr->Command) {  in smb2_get_data_area_len()
257 		    ((struct smb2_negotiate_rsp *)hdr)->SecurityBufferOffset);  in smb2_get_data_area_len()
259 		    ((struct smb2_negotiate_rsp *)hdr)->SecurityBufferLength);  in smb2_get_data_area_len()
263 		    ((struct smb2_sess_setup_rsp *)hdr)->SecurityBufferOffset);  in smb2_get_data_area_len()
265 		    ((struct smb2_sess_setup_rsp *)hdr)->SecurityBufferLength);  in smb2_get_data_area_len()
269 		    ((struct smb2_create_rsp *)hdr)->CreateContextsOffset);  in smb2_get_data_area_len()
271 		    ((struct smb2_create_rsp *)hdr)->CreateContextsLength);  in smb2_get_data_area_len()
275 		    ((struct smb2_query_info_rsp *)hdr)->OutputBufferOffset);  in smb2_get_data_area_len()
277 		    ((struct smb2_query_info_rsp *)hdr)->OutputBufferLength);  in smb2_get_data_area_len()
280 		*off = ((struct smb2_read_rsp *)hdr)->DataOffset;  in smb2_get_data_area_len()
281 		*len = le32_to_cpu(((struct smb2_read_rsp *)hdr)->DataLength);  in smb2_get_data_area_len()
285 		  ((struct smb2_query_directory_rsp *)hdr)->OutputBufferOffset);  in smb2_get_data_area_len()
287 		  ((struct smb2_query_directory_rsp *)hdr)->OutputBufferLength);  in smb2_get_data_area_len()
291 		  ((struct smb2_ioctl_rsp *)hdr)->OutputOffset);  in smb2_get_data_area_len()
292 		*len = le32_to_cpu(((struct smb2_ioctl_rsp *)hdr)->OutputCount);  in smb2_get_data_area_len()
325 		return (char *)(&hdr->ProtocolId[0]) + *off;  in smb2_get_data_area_len()
337 	struct smb2_hdr *hdr = (struct smb2_hdr *)buf;  in smb2_calc_size()  local
338 	struct smb2_pdu *pdu = (struct smb2_pdu *)hdr;  in smb2_calc_size()
342 	int len = 4 + le16_to_cpu(pdu->hdr.StructureSize);  in smb2_calc_size()
350 	if (has_smb2_data_area[le16_to_cpu(hdr->Command)] == false)  in smb2_calc_size()
353 	smb2_get_data_area_len(&offset, &data_length, hdr);  in smb2_calc_size()
561 	if (rsp->hdr.Command != SMB2_OPLOCK_BREAK)  in smb2_is_valid_oplock_break()