smb: move smb_sockaddr_in and smb_sockaddr_in6 to common/smb2pdu.h

Rename 4 places:

  - iface_info_ipv4 -> smb_sockaddr_in
  - iface_info_ipv6 -> smb_sockaddr_in6
  - IPv4address -> IPv4Address
  - IPv6address -> IPv6Address

Then move duplicate definitions to common header file.

Co-developed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Signed-off-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Signed-off-by: ZhangGuoDong <zhangguodong@kylinos.cn>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

Author: ZhangGuoDong

fs/smb/client/smb2ops.c

@@ -624,8 +624,8 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
 	struct network_interface_info_ioctl_rsp *p;
 	struct sockaddr_in *addr4;
 	struct sockaddr_in6 *addr6;
-	struct iface_info_ipv4 *p4;
-	struct iface_info_ipv6 *p6;
+	struct smb_sockaddr_in *p4;
+	struct smb_sockaddr_in6 *p6;
 	struct cifs_server_iface *info = NULL, *iface = NULL, *niface = NULL;
 	struct cifs_server_iface tmp_iface;
 	ssize_t bytes_left;
@@ -685,7 +685,7 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
 		 */
 		case INTERNETWORK:
 			addr4 = (struct sockaddr_in *)&tmp_iface.sockaddr;
-			p4 = (struct iface_info_ipv4 *)p->Buffer;
+			p4 = (struct smb_sockaddr_in *)p->Buffer;
 			addr4->sin_family = AF_INET;
 			memcpy(&addr4->sin_addr, &p4->IPv4Address, 4);
 
@@ -697,7 +697,7 @@ parse_server_interfaces(struct network_interface_info_ioctl_rsp *buf,
 			break;
 		case INTERNETWORKV6:
 			addr6 =	(struct sockaddr_in6 *)&tmp_iface.sockaddr;
-			p6 = (struct iface_info_ipv6 *)p->Buffer;
+			p6 = (struct smb_sockaddr_in6 *)p->Buffer;
 			addr6->sin6_family = AF_INET6;
 			memcpy(&addr6->sin6_addr, &p6->IPv6Address, 16);
 

fs/smb/client/smb2pdu.h

@@ -279,19 +279,6 @@ struct network_interface_info_ioctl_rsp {
 	__u8 Buffer[126];
 } __packed;
 
-struct iface_info_ipv4 {
-	__be16 Port;
-	__be32 IPv4Address;
-	__be64 Reserved;
-} __packed;
-
-struct iface_info_ipv6 {
-	__be16 Port;
-	__be32 FlowInfo;
-	__u8   IPv6Address[16];
-	__be32 ScopeId;
-} __packed;
-
 #define NO_FILE_ID 0xFFFFFFFFFFFFFFFFULL /* general ioctls to srv not to file */
 
 struct compress_ioctl {

fs/smb/common/smb2pdu.h

@@ -1404,6 +1404,21 @@ struct smb2_ioctl_rsp {
 	__u8   Buffer[];
 } __packed;
 
+/* See MS-SMB2 2.2.32.5.1.1 */
+struct smb_sockaddr_in {
+	__be16 Port;
+	__be32 IPv4Address;
+	__u8   Reserved[8];
+} __packed;
+
+/* See MS-SMB2 2.2.32.5.1.2 */
+struct smb_sockaddr_in6 {
+	__be16 Port;
+	__be32 FlowInfo;
+	__u8   IPv6Address[16];
+	__be32 ScopeId;
+} __packed;
+
 /* this goes in the ioctl buffer when doing FSCTL_SET_ZERO_DATA */
 struct file_zero_data_information {
 	__le64	FileOffset;

fs/smb/server/smb2pdu.c

@@ -7900,15 +7900,15 @@ static int fsctl_query_iface_info_ioctl(struct ksmbd_conn *conn,
 			idev = __in_dev_get_rtnl(netdev);
 			if (!idev)
 				continue;
-			sockaddr_storage->addr4.IPv4address =
+			sockaddr_storage->addr4.IPv4Address =
 						idev_ipv4_address(idev);
 			nbytes += sizeof(struct network_interface_info_ioctl_rsp);
 			ipv4_set = true;
 			goto ipv6_retry;
 		} else {
 			struct inet6_dev *idev6;
 			struct inet6_ifaddr *ifa;
-			__u8 *ipv6_addr = sockaddr_storage->addr6.IPv6address;
+			__u8 *ipv6_addr = sockaddr_storage->addr6.IPv6Address;
 
 			sockaddr_storage->Family = cpu_to_le16(INTERNETWORKV6);
 			sockaddr_storage->addr6.Port = 0;

fs/smb/server/smb2pdu.h

@@ -138,19 +138,6 @@ struct create_posix_rsp {
 
 #define SMB2_0_IOCTL_IS_FSCTL 0x00000001
 
-struct smb_sockaddr_in {
-	__be16 Port;
-	__be32 IPv4address;
-	__u8 Reserved[8];
-} __packed;
-
-struct smb_sockaddr_in6 {
-	__be16 Port;
-	__be32 FlowInfo;
-	__u8 IPv6address[16];
-	__be32 ScopeId;
-} __packed;
-
 #define INTERNETWORK	0x0002
 #define INTERNETWORKV6	0x0017