summaryrefslogtreecommitdiff
path: root/include/linux/socket.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/socket.h')
-rw-r--r--include/linux/socket.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 5c19cba34dce..5bf59c8493b7 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -51,6 +51,7 @@ struct msghdr {
void *msg_control; /* ancillary data */
__kernel_size_t msg_controllen; /* ancillary data buffer length */
unsigned int msg_flags; /* flags on received message */
+ struct kiocb *msg_iocb; /* ptr to iocb for async requests */
};
struct user_msghdr {
@@ -138,6 +139,11 @@ static inline struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr
return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
}
+static inline size_t msg_data_left(struct msghdr *msg)
+{
+ return iov_iter_count(&msg->msg_iter);
+}
+
/* "Socket"-level control message types: */
#define SCM_RIGHTS 0x01 /* rw: access rights (array of int) */
@@ -181,6 +187,7 @@ struct ucred {
#define AF_WANPIPE 25 /* Wanpipe API Sockets */
#define AF_LLC 26 /* Linux LLC */
#define AF_IB 27 /* Native InfiniBand address */
+#define AF_MPLS 28 /* MPLS */
#define AF_CAN 29 /* Controller Area Network */
#define AF_TIPC 30 /* TIPC sockets */
#define AF_BLUETOOTH 31 /* Bluetooth sockets */
@@ -226,6 +233,7 @@ struct ucred {
#define PF_WANPIPE AF_WANPIPE
#define PF_LLC AF_LLC
#define PF_IB AF_IB
+#define PF_MPLS AF_MPLS
#define PF_CAN AF_CAN
#define PF_TIPC AF_TIPC
#define PF_BLUETOOTH AF_BLUETOOTH