41 #define STRUCT_FIELD(header, field) \  argument
42 	.struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field),      \
43 	.struct_size_bytes   = sizeof ((struct ib_unpacked_ ## header *) 0)->field, \
44 	.field_name          = #header ":" #field
232 		       struct ib_ud_header *header)  in ib_ud_header_init()  argument
234 	memset(header, 0, sizeof *header);  in ib_ud_header_init()
239 		header->lrh.link_version     = 0;  in ib_ud_header_init()
240 		header->lrh.link_next_header =  in ib_ud_header_init()
249 		header->lrh.packet_length = cpu_to_be16(packet_length);  in ib_ud_header_init()
253 		header->eth.type = cpu_to_be16(ETH_P_8021Q);  in ib_ud_header_init()
256 		header->grh.ip_version      = 6;  in ib_ud_header_init()
257 		header->grh.payload_length  =  in ib_ud_header_init()
263 		header->grh.next_header     = 0x1b;  in ib_ud_header_init()
267 		header->bth.opcode           = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE;  in ib_ud_header_init()
269 		header->bth.opcode           = IB_OPCODE_UD_SEND_ONLY;  in ib_ud_header_init()
270 	header->bth.pad_count                = (4 - payload_bytes) & 3;  in ib_ud_header_init()
271 	header->bth.transport_header_version = 0;  in ib_ud_header_init()
273 	header->lrh_present = lrh_present;  in ib_ud_header_init()
274 	header->eth_present = eth_present;  in ib_ud_header_init()
275 	header->vlan_present = vlan_present;  in ib_ud_header_init()
276 	header->grh_present = grh_present;  in ib_ud_header_init()
277 	header->immediate_present = immediate_present;  in ib_ud_header_init()
289 int ib_ud_header_pack(struct ib_ud_header *header,  in ib_ud_header_pack()  argument
294 	if (header->lrh_present) {  in ib_ud_header_pack()
296 			&header->lrh, buf + len);  in ib_ud_header_pack()
299 	if (header->eth_present) {  in ib_ud_header_pack()
301 			&header->eth, buf + len);  in ib_ud_header_pack()
304 	if (header->vlan_present) {  in ib_ud_header_pack()
306 			&header->vlan, buf + len);  in ib_ud_header_pack()
309 	if (header->grh_present) {  in ib_ud_header_pack()
311 			&header->grh, buf + len);  in ib_ud_header_pack()
316 		&header->bth, buf + len);  in ib_ud_header_pack()
320 		&header->deth, buf + len);  in ib_ud_header_pack()
323 	if (header->immediate_present) {  in ib_ud_header_pack()
324 		memcpy(buf + len, &header->immediate_data, sizeof header->immediate_data);  in ib_ud_header_pack()
325 		len += sizeof header->immediate_data;  in ib_ud_header_pack()
341 			struct ib_ud_header *header)  in ib_ud_header_unpack()  argument
344 		  buf, &header->lrh);  in ib_ud_header_unpack()
347 	if (header->lrh.link_version != 0) {  in ib_ud_header_unpack()
349 		       header->lrh.link_version);  in ib_ud_header_unpack()
353 	switch (header->lrh.link_next_header) {  in ib_ud_header_unpack()
355 		header->grh_present = 0;  in ib_ud_header_unpack()
359 		header->grh_present = 1;  in ib_ud_header_unpack()
361 			  buf, &header->grh);  in ib_ud_header_unpack()
364 		if (header->grh.ip_version != 6) {  in ib_ud_header_unpack()
366 			       header->grh.ip_version);  in ib_ud_header_unpack()
369 		if (header->grh.next_header != 0x1b) {  in ib_ud_header_unpack()
371 			       header->grh.next_header);  in ib_ud_header_unpack()
378 		       header->lrh.link_next_header);  in ib_ud_header_unpack()
383 		  buf, &header->bth);  in ib_ud_header_unpack()
386 	switch (header->bth.opcode) {  in ib_ud_header_unpack()
388 		header->immediate_present = 0;  in ib_ud_header_unpack()
391 		header->immediate_present = 1;  in ib_ud_header_unpack()
395 		       header->bth.opcode);  in ib_ud_header_unpack()
399 	if (header->bth.transport_header_version != 0) {  in ib_ud_header_unpack()
401 		       header->bth.transport_header_version);  in ib_ud_header_unpack()
406 		  buf, &header->deth);  in ib_ud_header_unpack()
409 	if (header->immediate_present)  in ib_ud_header_unpack()
410 		memcpy(&header->immediate_data, buf, sizeof header->immediate_data);  in ib_ud_header_unpack()