126 	size_t			 av, left, datalen;  in imsg_get()  local
141 	datalen = imsg->hdr.len - IMSG_HEADER_SIZE;  in imsg_get()
143 	if (datalen == 0)  in imsg_get()
145 	else if ((imsg->data = malloc(datalen)) == NULL)  in imsg_get()
153 	memcpy(imsg->data, ibuf->r.rptr, datalen);  in imsg_get()
162 	return (datalen + IMSG_HEADER_SIZE);  in imsg_get()
167     pid_t pid, int fd, const void *data, u_int16_t datalen)  in imsg_compose()  argument
171 	if ((wbuf = imsg_create(ibuf, type, peerid, pid, datalen)) == NULL)  in imsg_compose()
174 	if (imsg_add(wbuf, data, datalen) == -1)  in imsg_compose()
189 	int		 i, datalen = 0;  in imsg_composev()  local
192 		datalen += iov[i].iov_len;  in imsg_composev()
194 	if ((wbuf = imsg_create(ibuf, type, peerid, pid, datalen)) == NULL)  in imsg_composev()
211     pid_t pid, u_int16_t datalen)  in imsg_create()  argument
216 	datalen += IMSG_HEADER_SIZE;  in imsg_create()
217 	if (datalen > MAX_IMSGSIZE) {  in imsg_create()
227 	if ((wbuf = ibuf_dynamic(datalen, MAX_IMSGSIZE)) == NULL) {  in imsg_create()
237 imsg_add(struct ibuf *msg, const void *data, u_int16_t datalen)  in imsg_add()  argument
239 	if (datalen)  in imsg_add()
240 		if (ibuf_add(msg, data, datalen) == -1) {  in imsg_add()
244 	return (datalen);  in imsg_add()