70 msghdr_add_fd(struct cmsghdr *cmsg, int fd)  in msghdr_add_fd()  argument
75 	cmsg->cmsg_level = SOL_SOCKET;  in msghdr_add_fd()
76 	cmsg->cmsg_type = SCM_RIGHTS;  in msghdr_add_fd()
77 	cmsg->cmsg_len = CMSG_LEN(sizeof(fd));  in msghdr_add_fd()
78 	bcopy(&fd, CMSG_DATA(cmsg), sizeof(fd));  in msghdr_add_fd()
84 msghdr_get_fd(struct cmsghdr *cmsg)  in msghdr_get_fd()  argument
88 	if (cmsg == NULL || cmsg->cmsg_level != SOL_SOCKET ||  in msghdr_get_fd()
89 	    cmsg->cmsg_type != SCM_RIGHTS ||  in msghdr_get_fd()
90 	    cmsg->cmsg_len != CMSG_LEN(sizeof(fd))) {  in msghdr_get_fd()
95 	bcopy(CMSG_DATA(cmsg), &fd, sizeof(fd));  in msghdr_get_fd()
171 	struct cmsghdr *cmsg;  in cred_send()  local
195 	cmsg = CMSG_FIRSTHDR(&msg);  in cred_send()
196 	cmsg->cmsg_len = CMSG_LEN(sizeof(struct cmsgcred));  in cred_send()
197 	cmsg->cmsg_level = SOL_SOCKET;  in cred_send()
198 	cmsg->cmsg_type = SCM_CREDS;  in cred_send()
211 	struct cmsghdr *cmsg;  in cred_recv()  local
230 	cmsg = CMSG_FIRSTHDR(&msg);  in cred_recv()
231 	if (cmsg == NULL ||  in cred_recv()
232 	    cmsg->cmsg_len != CMSG_LEN(sizeof(struct cmsgcred)) ||  in cred_recv()
233 	    cmsg->cmsg_level != SOL_SOCKET || cmsg->cmsg_type != SCM_CREDS) {  in cred_recv()
237 	bcopy(CMSG_DATA(cmsg), cred, sizeof(*cred));  in cred_recv()
246 	struct cmsghdr *cmsg;  in fd_package_send()  local
274 	for (i = 0, cmsg = CMSG_FIRSTHDR(&msg); i < nfds && cmsg != NULL;  in fd_package_send()
275 	    i++, cmsg = CMSG_NXTHDR(&msg, cmsg)) {  in fd_package_send()
276 		if (msghdr_add_fd(cmsg, fds[i]) == -1)  in fd_package_send()
295 	struct cmsghdr *cmsg;  in fd_package_recv()  local
326 	for (i = 0, cmsg = CMSG_FIRSTHDR(&msg); i < nfds && cmsg != NULL;  in fd_package_recv()
327 	    i++, cmsg = CMSG_NXTHDR(&msg, cmsg)) {  in fd_package_recv()
328 		fds[i] = msghdr_get_fd(cmsg);  in fd_package_recv()
333 	if (cmsg != NULL || i < nfds) {  in fd_package_recv()
340 		for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL;  in fd_package_recv()
341 		    cmsg = CMSG_NXTHDR(&msg, cmsg)) {  in fd_package_recv()
342 			fd = msghdr_get_fd(cmsg);  in fd_package_recv()