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Searched refs:cmsghdr (Results 1 – 25 of 47) sorted by relevance

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/Linux-v6.1/tools/perf/trace/beauty/include/linux/
Dsocket.h101 struct cmsghdr { struct
118 ((void *)(cmsg) + sizeof(struct cmsghdr)) argument
120 ((void __user *)(cmsg) + sizeof(struct cmsghdr))
121 #define CMSG_SPACE(len) (sizeof(struct cmsghdr) + CMSG_ALIGN(len))
122 #define CMSG_LEN(len) (sizeof(struct cmsghdr) + (len))
124 #define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? \
125 (struct cmsghdr *)(ctl) : \
126 (struct cmsghdr *)NULL)
128 #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
150 static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size, in __cmsg_nxthdr()
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/Linux-v6.1/include/linux/
Dsocket.h101 struct cmsghdr { struct
118 ((void *)(cmsg) + sizeof(struct cmsghdr)) argument
120 ((void __user *)(cmsg) + sizeof(struct cmsghdr))
121 #define CMSG_SPACE(len) (sizeof(struct cmsghdr) + CMSG_ALIGN(len))
122 #define CMSG_LEN(len) (sizeof(struct cmsghdr) + (len))
124 #define __CMSG_FIRSTHDR(ctl,len) ((len) >= sizeof(struct cmsghdr) ? \
125 (struct cmsghdr *)(ctl) : \
126 (struct cmsghdr *)NULL)
128 #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
150 static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size, in __cmsg_nxthdr()
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/Linux-v6.1/net/core/
Dscm.c65 static int scm_fp_copy(struct cmsghdr *cmsg, struct scm_fp_list **fplp) in scm_fp_copy()
72 num = (cmsg->cmsg_len - sizeof(struct cmsghdr))/sizeof(int); in scm_fp_copy()
133 struct cmsghdr *cmsg; in __scm_send()
220 if (!msg->msg_control || msg->msg_controllen < sizeof(struct cmsghdr)) { in put_cmsg()
230 struct cmsghdr __user *cm = msg->msg_control_user; in put_cmsg()
242 struct cmsghdr *cm = msg->msg_control; in put_cmsg()
292 if (msg->msg_controllen <= sizeof(struct cmsghdr)) in scm_max_fds()
294 return (msg->msg_controllen - sizeof(struct cmsghdr)) / sizeof(int); in scm_max_fds()
299 struct cmsghdr __user *cm = in scm_detach_fds()
300 (__force struct cmsghdr __user *)msg->msg_control; in scm_detach_fds()
/Linux-v6.1/tools/testing/selftests/net/
Dcmsg_sender.c220 struct cmsghdr *cmsg; in ca_write_cmsg_u32()
225 cmsg = (struct cmsghdr *)(cbuf + *cmsg_len); in ca_write_cmsg_u32()
239 struct cmsghdr *cmsg; in cs_write_cmsg()
268 cmsg = (struct cmsghdr *)(cbuf + cmsg_len); in cs_write_cmsg()
286 cmsg = (struct cmsghdr *)(cbuf + cmsg_len); in cs_write_cmsg()
298 cmsg = (struct cmsghdr *)(cbuf + cmsg_len); in cs_write_cmsg()
333 struct cmsghdr *cmsg; in cs_read_cmsg()
Dudpgso_bench_tx.c138 static void flush_cmsg(struct cmsghdr *cmsg) in flush_cmsg()
215 struct cmsghdr *cmsg; in flush_errqueue_recv()
298 static void send_ts_cmsg(struct cmsghdr *cm) in send_ts_cmsg()
323 struct cmsghdr *cmsg; in send_udp_sendmmsg()
362 static void send_udp_segment_cmsg(struct cmsghdr *cm) in send_udp_segment_cmsg()
380 struct cmsghdr *cmsg; in send_udp_segment()
Dipv6_flowlabel.c75 struct cmsghdr *cm; in do_send()
103 struct cmsghdr *cm; in do_recv()
Dmsg_zerocopy.c172 struct cmsghdr *cm; in add_zcopy_cookie()
199 msg->msg_control = (struct cmsghdr *)ckbuf; in do_sendmsg()
363 struct cmsghdr *cmsg; in do_recvmsg_completion()
396 struct cmsghdr *cm; in do_recv_completion()
Dnettest.c863 struct cmsghdr *cm; in get_index_from_cmsg()
867 for (cm = (struct cmsghdr *)CMSG_FIRSTHDR(m); in get_index_from_cmsg()
869 cm = (struct cmsghdr *)CMSG_NXTHDR(m, cm)) { in get_index_from_cmsg()
921 struct cmsghdr *cm; in send_msg_cmsg()
933 cm = (struct cmsghdr *)cmsgbuf; in send_msg_cmsg()
1017 struct cmsghdr *cm = (struct cmsghdr *)cmsgbuf; in socket_read_dgram()
Dso_txtime.c78 struct cmsghdr *cm; in do_send_one()
161 struct cmsghdr *cm; in do_recv_errqueue_timeout()
Dtimestamping.c159 struct cmsghdr *cmsg; in printpacket()
285 struct cmsghdr cm; in recvpacket()
Dtcp_inq.c103 struct cmsghdr *cm; in main()
Dudpgso_bench_rx.c220 struct cmsghdr *cmsg; in recv_msg()
Dtxtimestamp.c312 struct cmsghdr *cm; in __recv_errmsg_cmsg()
485 struct cmsghdr *cmsg; in do_test()
/Linux-v6.1/net/
Dcompat.c142 struct cmsghdr *kcmsg, *kcmsg_base; in cmsghdr_from_user_compat_to_kern()
151 kcmsg_base = kcmsg = (struct cmsghdr *)stackbuf; in cmsghdr_from_user_compat_to_kern()
161 tmp = ((ucmlen - sizeof(*ucmsg)) + sizeof(struct cmsghdr)); in cmsghdr_from_user_compat_to_kern()
188 tmp = ((cmsg.cmsg_len - sizeof(*ucmsg)) + sizeof(struct cmsghdr)); in cmsghdr_from_user_compat_to_kern()
201 kcmsg = (struct cmsghdr *)((char *)kcmsg + tmp); in cmsghdr_from_user_compat_to_kern()
220 if (kcmsg_base != (struct cmsghdr *)stackbuf) in cmsghdr_from_user_compat_to_kern()
/Linux-v6.1/samples/seccomp/
Duser-trap.c35 struct cmsghdr *cmsg; in send_fd()
64 struct cmsghdr *cmsg; in recv_fd()
/Linux-v6.1/net/sunrpc/
Dsvcsock.c144 static void svc_set_cmsg_data(struct svc_rqst *rqstp, struct cmsghdr *cmh) in svc_set_cmsg_data()
359 struct cmsghdr *cmh) in svc_udp_get_dest_address4()
376 struct cmsghdr *cmh) in svc_udp_get_dest_address6()
398 struct cmsghdr *cmh) in svc_udp_get_dest_address()
427 struct cmsghdr hdr; in svc_udp_recvfrom()
430 struct cmsghdr *cmh = &buffer.hdr; in svc_udp_recvfrom()
549 struct cmsghdr hdr; in svc_udp_sendto()
552 struct cmsghdr *cmh = &buffer.hdr; in svc_udp_sendto()
/Linux-v6.1/tools/testing/selftests/landlock/
Dbase_test.c269 struct cmsghdr _align; in TEST()
282 struct cmsghdr *cmsg; in TEST()
/Linux-v6.1/arch/um/os-Linux/
Dfile.c510 struct cmsghdr *cmsg; in os_rcv_fd()
655 struct cmsghdr align; in os_sendmsg_fds()
664 struct cmsghdr *cmsg = CMSG_FIRSTHDR(&msg); in os_sendmsg_fds()
/Linux-v6.1/net/rds/
Drds.h934 struct cmsghdr *cmsg);
936 struct cmsghdr *cmsg,
939 struct cmsghdr *cmsg);
945 struct cmsghdr *cmsg);
Drdma.c609 struct cmsghdr *cmsg, in rds_cmsg_rdma_args()
809 struct cmsghdr *cmsg) in rds_cmsg_rdma_dest()
852 struct cmsghdr *cmsg) in rds_cmsg_rdma_map()
866 struct cmsghdr *cmsg) in rds_cmsg_atomic()
Dsend.c892 struct cmsghdr *cmsg; in rds_rm_size()
972 struct cmsghdr *cmsg) in rds_cmsg_zcopy()
988 struct cmsghdr *cmsg; in rds_cmsg_send()
1081 struct cmsghdr *cmsg; in rds_rdma_bytes()
/Linux-v6.1/Documentation/crypto/
Duserspace-if.rst163 struct cmsghdr data structure. See recv(2) and cmsg(3) for more
164 information on how the cmsghdr data structure is used together with the
165 send/recv system call family. That cmsghdr data structure holds the
222 struct cmsghdr data structure. See recv(2) and cmsg(3) for more
223 information on how the cmsghdr data structure is used together with the
224 send/recv system call family. That cmsghdr data structure holds the
/Linux-v6.1/arch/um/os-Linux/drivers/
Dtuntap_user.c71 struct cmsghdr *cmsg; in tuntap_open_tramp()
/Linux-v6.1/tools/testing/selftests/bpf/
Dtest_sock_addr.c1004 int init_pktinfo(int domain, struct cmsghdr *cmsg) in init_pktinfo()
1040 struct cmsghdr align; in sendmsg_to_server()
1044 struct cmsghdr align; in sendmsg_to_server()
/Linux-v6.1/Documentation/networking/
Dtls.rst140 struct cmsghdr *cmsg;
189 struct cmsghdr *cmsg = CMSG_FIRSTHDR(&msg);

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