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Searched refs:cmsg_len (Results 1 – 25 of 34) sorted by relevance

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/Linux-v5.4/net/ipv6/
Ddatagram.c774 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct in6_pktinfo))) { in ip6_datagram_send_ctl()
827 if (cmsg->cmsg_len < CMSG_LEN(4)) { in ip6_datagram_send_ctl()
843 if (opt->hopopt || cmsg->cmsg_len < CMSG_LEN(sizeof(struct ipv6_opt_hdr))) { in ip6_datagram_send_ctl()
850 if (cmsg->cmsg_len < CMSG_LEN(len)) { in ip6_datagram_send_ctl()
863 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct ipv6_opt_hdr))) { in ip6_datagram_send_ctl()
870 if (cmsg->cmsg_len < CMSG_LEN(len)) { in ip6_datagram_send_ctl()
888 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct ipv6_opt_hdr))) { in ip6_datagram_send_ctl()
895 if (cmsg->cmsg_len < CMSG_LEN(len)) { in ip6_datagram_send_ctl()
914 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct ipv6_rt_hdr))) { in ip6_datagram_send_ctl()
938 if (cmsg->cmsg_len < CMSG_LEN(len)) { in ip6_datagram_send_ctl()
[all …]
/Linux-v5.4/include/linux/
Dsocket.h82 __kernel_size_t cmsg_len; /* data byte count, including hdr */ member
105 #define CMSG_OK(mhdr, cmsg) ((cmsg)->cmsg_len >= sizeof(struct cmsghdr) && \
106 (cmsg)->cmsg_len <= (unsigned long) \
132 __ptr = (struct cmsghdr*)(((unsigned char *) __cmsg) + CMSG_ALIGN(__cmsg->cmsg_len)); in __cmsg_nxthdr()
/Linux-v5.4/net/core/
Dscm.c72 num = (cmsg->cmsg_len - sizeof(struct cmsghdr))/sizeof(int); in scm_fp_copy()
167 if (cmsg->cmsg_len != CMSG_LEN(sizeof(struct ucred))) in __scm_send()
234 cmhdr.cmsg_len = cmlen; in put_cmsg()
335 err = put_user(cmlen, &cm->cmsg_len); in scm_detach_fds()
/Linux-v5.4/Documentation/networking/
Dtls.rst139 int cmsg_len = sizeof(record_type);
141 char buf[CMSG_SPACE(cmsg_len)];
149 cmsg->cmsg_len = CMSG_LEN(cmsg_len);
151 msg.msg_controllen = cmsg->cmsg_len;
/Linux-v5.4/net/
Dcompat.c111 struct compat_cmsghdr __user *cmsg, int cmsg_len) in cmsg_compat_nxthdr() argument
113 char __user *ptr = (char __user *)cmsg + CMSG_COMPAT_ALIGN(cmsg_len); in cmsg_compat_nxthdr()
140 if (get_user(ucmlen, &ucmsg->cmsg_len)) in cmsghdr_from_user_compat_to_kern()
169 if (__get_user(ucmlen, &ucmsg->cmsg_len)) in cmsghdr_from_user_compat_to_kern()
176 kcmsg->cmsg_len = tmp; in cmsghdr_from_user_compat_to_kern()
252 cmhdr.cmsg_len = cmlen; in put_cmsg_compat()
303 err = put_user(cmlen, &cm->cmsg_len); in scm_detach_fds_compat()
/Linux-v5.4/include/net/
Dcompat.h28 compat_size_t cmsg_len; member
/Linux-v5.4/tools/testing/selftests/android/ion/
Dipcsocket.c147 cmsg->cmsg_len = CMSG_LEN(len); in sendtosocket()
200 cmsg->cmsg_len = CMSG_LEN(len); in receivefromsocket()
/Linux-v5.4/samples/seccomp/
Duser-trap.c49 cmsg->cmsg_len = CMSG_LEN(sizeof(int)); in send_fd()
51 msg.msg_controllen = cmsg->cmsg_len; in send_fd()
/Linux-v5.4/net/rds/
Drdma.c585 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct rds_rdma_args)) in rds_cmsg_rdma_args()
736 if (cmsg->cmsg_len < CMSG_LEN(sizeof(rds_rdma_cookie_t)) || in rds_cmsg_rdma_dest()
773 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct rds_get_mr_args)) || in rds_cmsg_rdma_map()
791 if (cmsg->cmsg_len < CMSG_LEN(sizeof(struct rds_atomic_args)) in rds_cmsg_atomic()
Dsend.c976 if (cmsg->cmsg_len < CMSG_LEN(sizeof(*cookie)) || in rds_cmsg_zcopy()
1091 if (cmsg->cmsg_len < in rds_rdma_bytes()
/Linux-v5.4/net/ipv4/
Dip_sockglue.c258 if (cmsg->cmsg_len < CMSG_LEN(sizeof(*src_info))) in ip_cmsg_send()
280 err = cmsg->cmsg_len - sizeof(struct cmsghdr); in ip_cmsg_send()
291 if (cmsg->cmsg_len != CMSG_LEN(sizeof(struct in_pktinfo))) in ip_cmsg_send()
300 if (cmsg->cmsg_len != CMSG_LEN(sizeof(int))) in ip_cmsg_send()
308 if (cmsg->cmsg_len == CMSG_LEN(sizeof(int))) in ip_cmsg_send()
310 else if (cmsg->cmsg_len == CMSG_LEN(sizeof(u8))) in ip_cmsg_send()
/Linux-v5.4/crypto/
Daf_alg.c450 if (cmsg->cmsg_len < CMSG_LEN(sizeof(*con->iv))) in af_alg_cmsg_send()
453 if (cmsg->cmsg_len < CMSG_LEN(con->iv->ivlen + in af_alg_cmsg_send()
459 if (cmsg->cmsg_len < CMSG_LEN(sizeof(u32))) in af_alg_cmsg_send()
465 if (cmsg->cmsg_len < CMSG_LEN(sizeof(u32))) in af_alg_cmsg_send()
/Linux-v5.4/tools/testing/selftests/net/
Dipv6_flowlabel.c55 cm->cmsg_len = CMSG_LEN(sizeof(flowlabel)); in do_send()
Dudpgso_bench_tx.c304 cm->cmsg_len = CMSG_LEN(sizeof(cfg_tx_ts)); in send_ts_cmsg()
368 cm->cmsg_len = CMSG_LEN(sizeof(cfg_gso_size)); in send_udp_segment_cmsg()
Dnettest.c662 cm->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo)); in send_msg_cmsg()
666 m.msg_controllen = cm->cmsg_len; in send_msg_cmsg()
673 cm->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo)); in send_msg_cmsg()
678 m.msg_controllen = cm->cmsg_len; in send_msg_cmsg()
Dso_txtime.c81 cm->cmsg_len = CMSG_LEN(sizeof(tdeliver)); in do_send_one()
Dtls.c1016 int cmsg_len = sizeof(char); in TEST_F() local
1035 cmsg->cmsg_len = CMSG_LEN(cmsg_len); in TEST_F()
1037 msg.msg_controllen = cmsg->cmsg_len; in TEST_F()
Dudpgso.c474 cm->cmsg_len = CMSG_LEN(sizeof(uint16_t)); in send_one()
Dmsg_zerocopy.c178 cm->cmsg_len = CMSG_LEN(sizeof(cookie)); in add_zcopy_cookie()
/Linux-v5.4/tools/testing/selftests/networking/timestamping/
Dtxtimestamp.c221 cm && cm->cmsg_len; in __recv_errmsg_cmsg()
518 cmsg->cmsg_len = CMSG_LEN(sizeof(uint32_t)); in do_test()
Dtimestamping.c156 printf(" cmsg len %zu: ", cmsg->cmsg_len); in printpacket()
/Linux-v5.4/arch/um/os-Linux/
Dfile.c659 cmsg->cmsg_len = CMSG_LEN(fds_size); in os_sendmsg_fds()
/Linux-v5.4/tools/testing/selftests/bpf/
Dtest_sock_addr.c1219 cmsg->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo)); in init_pktinfo()
1228 cmsg->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo)); in init_pktinfo()
/Linux-v5.4/net/sunrpc/
Dsvcsock.c159 cmh->cmsg_len = CMSG_LEN(sizeof(*pki)); in svc_set_cmsg_data()
171 cmh->cmsg_len = CMSG_LEN(sizeof(*pki)); in svc_set_cmsg_data()
/Linux-v5.4/net/rxrpc/
Dsendmsg.c473 len = cmsg->cmsg_len - sizeof(struct cmsghdr); in rxrpc_sendmsg_cmsg()

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