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/linux/tools/testing/selftests/net/
H A Dipv6_fragmentation.c20 * sendmsg(2) returns bytes sent correctly on a working kernel, and returns -1
98 rc = sendmsg(s, &msg, 0); in main()
105 error(KSFT_FAIL, errno, "sendmsg"); in main()
107 error(KSFT_FAIL, errno, "sendmsg returned %zi, expected %i", in main()
110 printf("[PASS] sendmsg() returned %zi\n", rc); in main()
H A Dudpgso.c360 ret = sendmsg(fd, msg, flags); in __send_one()
365 error(1, errno, "sendmsg"); in __send_one()
370 error(1, 0, "sendmsg: return flags 0x%x\n", msg->msg_flags); in __send_one()
/linux/Documentation/networking/
H A Dmctp.rst123 ``sendto()``, ``sendmsg()``, ``send()`` : transmit an MCTP message
126 An MCTP message is transmitted using one of the ``sendto()``, ``sendmsg()`` or
161 The ``sendmsg()`` system call allows a more compact argument interface, and the
163 message types (used for the ``msg_control`` data passed to ``sendmsg()``) are
220 allocating a per-message tag at ``sendmsg()`` time.
239 can use in future ``sendmsg()`` calls. The application populates the
248 - ``MCTP_TAG_PREALLOC``: to indicate to ``sendmsg()`` that this is a
270 sendmsg()
278 sendmsg()
H A Dkcm.rst259 2) Send a group of messages each with a sendmsg call, where all messages
260 except the last have MSG_BATCH in the flags of sendmsg call.
262 with a single sendmsg.
H A Dmsg_zerocopy.rst53 [PATCH net-next v4 0/9] socket sendmsg MSG_ZEROCOPY
79 The change to send (or sendto, sendmsg, sendmmsg) itself is trivial.
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dsock_addr.c286 int (*sendmsg)(int fd, struct sockaddr *addr, socklen_t addrlen, member
307 return sendmsg(fd, &hdr, 0); in user_sendmsg()
322 .sendmsg = user_sendmsg,
333 .sendmsg = sock_sendmsg,
344 .sendmsg = kernel_sendmsg,
1215 /* sendmsg - system calls */
1218 "sendmsg4: sendmsg (dgram)",
1234 "sendmsg4: sendmsg deny (dgram)",
1282 "sendmsg6: sendmsg (dgram)",
1298 "sendmsg6: sendmsg [::] (BSD'ism) (dgram)",
[all …]
/linux/crypto/
H A Dalgif_aead.c12 * filled by user space with the data submitted via sendmsg (maybe with
92 * Data length provided by caller via sendmsg that has not yet been in _aead_recvmsg()
99 * present in sendmsg. The checks in sendmsg shall provide an in _aead_recvmsg()
103 * in sendmsg and still call recvmsg. This check here protects the in _aead_recvmsg()
285 .sendmsg = aead_sendmsg,
363 .sendmsg = aead_sendmsg_nokey,
H A Dalgif_skcipher.c12 * filled by user space with the data submitted via sendmsg. Filling up the TX
265 .sendmsg = skcipher_sendmsg,
343 .sendmsg = skcipher_sendmsg_nokey,
H A Dalgif_rng.c176 .sendmsg = sock_no_sendmsg,
197 .sendmsg = rng_test_sendmsg,
/linux/tools/testing/vsock/
H A Dvsock_test_zerocopy.c47 /* 'errno' after 'sendmsg()' call. */
132 * for SOCK_SEQPACKET, 'sendmsg()' returns EMSGSIZE.
178 sendmsg_res = sendmsg(fd, &msg, MSG_ZEROCOPY); in test_client()
187 fprintf(stderr, "expected 'sendmsg()' == %li, got %li\n", in test_client()
206 * SO_ZEROCOPY was enabled and 'sendmsg()' was in test_client()
/linux/tools/testing/selftests/bpf/progs/
H A Dsendmsg4_prog.c35 /* Unexpected source. Reject sendmsg. */ in sendmsg_v4_prog()
45 /* Unexpected source. Reject sendmsg. */ in sendmsg_v4_prog()
H A Dsendmsg6_prog.c47 /* Unexpected source. Reject sendmsg. */ in sendmsg_v6_prog()
60 /* Unexpected destination. Reject sendmsg. */ in sendmsg_v6_prog()
H A Dnet_timestamping.c19 __u64 sendmsg_ns; /* record ts when sendmsg is called */
28 u64 sendmsg_ns; /* record ts when sendmsg is called */
/linux/tools/testing/selftests/net/packetdrill/
H A Dtcp_zerocopy_maxfrags.pkt33 +0 sendmsg(4, {msg_name(...)=...,
45 +1 sendmsg(4, {msg_name(...)=...,
76 +0 sendmsg(4, {msg_name(...)=...,
/linux/net/smc/
H A Dsmc_inet.c48 .sendmsg = smc_sendmsg,
95 .sendmsg = smc_sendmsg,
/linux/Documentation/translations/zh_CN/networking/
H A Dmsg_zerocopy.rst56 [PATCH net-next v4 0/9] socket sendmsg MSG_ZEROCOPY
79 对 send（或 sendto、sendmsg、sendmmsg）本身的改动非常简单。只需传递新的标志即可。
H A Dtimestamping.rst83 也可以通过 cmsg 为单个 sendmsg 调用启用时间戳生成（1.3.4）。
184 err = sendmsg(fd, msg, 0);
266 禁用时间戳即可采样每个 sendmsg() 的时间戳::
277 err = sendmsg(fd, msg, 0);
/linux/tools/bpf/bpftool/Documentation/
H A Dbpftool-cgroup.rst107 …- **sendmsg4** call to sendto(2), sendmsg(2), sendmmsg(2) for an unconnected udp4 socket (since 4.…
108 …- **sendmsg6** call to sendto(2), sendmsg(2), sendmmsg(2) for an unconnected udp6 socket (since 4.…
109 …- **sendmsg_unix** call to sendto(2), sendmsg(2), sendmmsg(2) for an unconnected unix socket (sinc…
/linux/include/uapi/linux/
H A Drds.h83 * CMSG_RDMA_ARGS (sendmsg)
87 * RDS_CMSG_RDMA_DEST (recvmsg, sendmsg)
90 * RDS_CMSG_RDMA_MAP (sendmsg)
H A Dsctp.h187 * SCTP associations with sendmsg(). The SCTP_INITMSG socket option
204 * This cmsghdr structure specifies SCTP options for sendmsg() and
226 * This cmsghdr structure specifies SCTP options for sendmsg().
281 * This cmsghdr structure specifies SCTP options for sendmsg().
294 * This cmsghdr structure specifies SCTP options for sendmsg().
932 /* UNKNOWN: Peer address passed by the upper layer in sendmsg or connect[x]
/linux/tools/testing/selftests/bpf/
H A Dtest_sockmap.c657 sent = sendmsg(fd, &msg, flags); in msg_loop()
664 perror("sendmsg loop error"); in msg_loop()
668 "sendmsg loop error expected: %i errno %i\n", in msg_loop()
1043 SENDMSG, enumerator
1323 int skb_fd = (test == SENDMSG || test == SENDPAGE) ? in run_options()
1356 else if (test == SENDMSG) { in run_options()
1404 case SENDMSG: in test_to_str()
1405 return "sendmsg"; in test_to_str()
1508 err = __test_exec(cgrp, SENDMSG, opt); in test_exec()
2171 } else if (strcmp(optarg, "sendmsg") in main()
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/linux/drivers/usb/usbip/
H A Dvhci_tx.c142 pr_err("sendmsg failed!, ret=%d for %zd\n", ret, in vhci_send_cmd_submit()
221 pr_err("sendmsg failed!, ret=%d for %zd\n", ret, in vhci_send_cmd_unlink()
/linux/drivers/md/
H A Dmd-cluster.c811 static int sendmsg(struct md_cluster_info *cinfo, struct cluster_msg *cmsg, in sendmsg() function
1013 err = sendmsg(cinfo, &cmsg, 1); in resync_bitmap()
1143 ret = sendmsg(cinfo, &cmsg, 0); in update_bitmap_size()
1390 return sendmsg(cinfo, &cmsg, 0); in resync_start_notify()
1418 return sendmsg(cinfo, &cmsg, 1); in resync_info_update()
1420 return sendmsg(cinfo, &cmsg, 0); in resync_info_update()
1536 return sendmsg(cinfo, &cmsg, 1); in remove_disk()
1601 err = sendmsg(cinfo, &cmsg, 1); in gather_bitmaps()
/linux/tools/perf/arch/x86/entry/syscalls/
H A Dsyscall_64.tbl58 46 64 sendmsg sys_sendmsg
412 518 x32 sendmsg compat_sys_sendmsg
/linux/tools/testing/selftests/namespaces/
H A Dsiocgskns_test.c127 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()
463 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()
643 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()
845 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()
1055 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()
1435 if (sendmsg(ipc_L3[1], &msg, 0) < 0) { in TEST()
1498 if (sendmsg(ipc_L2[1], &msg, 0) < 0) { in TEST()
1561 if (sendmsg(ipc_sockets[1], &msg, 0) < 0) { in TEST()

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