hyperv/netvsc/hn_rndis.c

115 	const struct rndis_comp_hdr *comp;
126 		if (dlen < sizeof(*comp)) {
130 		comp = data;
132 		KASSERT(comp->rm_rid > HN_RNDIS_RID_COMPAT_MAX,
133 		    ("invalid RNDIS rid 0x%08x\n", comp->rm_rid));
134 		vmbus_xact_ctx_wakeup(sc->hn_xact, comp, dlen);
261 	const struct rndis_comp_hdr *comp;
265 	KASSERT(min_complen >= sizeof(*comp),
271 	comp = hn_rndis_xact_exec1(sc, xact, reqlen, &hn_nvs_sendctx_none,
273 	if (comp == NULL)
280 		if (comp_len >= sizeof(*comp)) {
282 			if_printf(sc->hn_ifp, "invalid RNDIS comp len %zu, "
283 			    "status 0x%08x\n", comp_len, comp->rm_status);
285 			if_printf(sc->hn_ifp, "invalid RNDIS comp len %zu\n",
290 	if (comp->rm_len < min_complen) {
291 		if_printf(sc->hn_ifp, "invalid RNDIS comp msglen %u\n",
292 		    comp->rm_len);
295 	if (comp->rm_type != comp_type) {
296 		if_printf(sc->hn_ifp, "unexpected RNDIS comp 0x%08x, "
297 		    "expect 0x%08x\n", comp->rm_type, comp_type);
300 	if (comp->rm_rid != rid) {
301 		if_printf(sc->hn_ifp, "RNDIS comp rid mismatch %u, "
302 		    "expect %u\n", comp->rm_rid, rid);
307 	return (comp);
324 	const struct rndis_query_comp *comp;
360 	comp_len = sizeof(*comp) + min_odlen;
361 	comp = hn_rndis_xact_execute(sc, xact, rid, reqlen, &comp_len,
363 	if (comp == NULL) {
369 	if (comp->rm_status != RNDIS_STATUS_SUCCESS) {
371 		    "status 0x%08x\n", oid, comp->rm_status);
375 	if (comp->rm_infobuflen == 0 || comp->rm_infobufoffset == 0) {
386 	/* ofs is the offset from the beginning of comp. */
387 	ofs = RNDIS_QUERY_COMP_INFOBUFOFFSET_ABS(comp->rm_infobufoffset);
388 	if (ofs < sizeof(*comp) || ofs + comp->rm_infobuflen > comp_len) {
389 		if_printf(sc->hn_ifp, "RNDIS query invalid comp ib off/len, "
390 		    "%u/%u\n", comp->rm_infobufoffset, comp->rm_infobuflen);
398 	if (comp->rm_infobuflen < odlen)
399 		odlen = comp->rm_infobuflen;
400 	memcpy(odata, ((const uint8_t *)comp) + ofs, odlen);
536 	const struct rndis_set_comp *comp;
561 	comp_len = sizeof(*comp);
562 	comp = hn_rndis_xact_execute(sc, xact, rid, reqlen, &comp_len,
564 	if (comp == NULL) {
570 	if (comp->rm_status != RNDIS_STATUS_SUCCESS) {
572 		    "status 0x%08x\n", oid, comp->rm_status);
832 	const struct rndis_init_comp *comp;
853 	comp = hn_rndis_xact_execute(sc, xact, rid, sizeof(*req), &comp_len,
855 	if (comp == NULL) {
861 	if (comp->rm_status != RNDIS_STATUS_SUCCESS) {
863 		    comp->rm_status);
867 	sc->hn_rndis_agg_size = comp->rm_pktmaxsz;
868 	sc->hn_rndis_agg_pkts = comp->rm_pktmaxcnt;
869 	sc->hn_rndis_agg_align = 1U << comp->rm_align;
886 		    comp->rm_ver_major, comp->rm_ver_minor,