92 		struct can_frame xor;  member
98 		u8 xor;  member
106 		struct cgw_csum_xor xor;  member
110 		void (*xor)(struct can_frame *cf, struct cgw_csum_xor *xor);  member
165 MODFUNC(mod_xor_id, cf->can_id ^= mod->modframe.xor.can_id)
166 MODFUNC(mod_xor_dlc, cf->can_dlc ^= mod->modframe.xor.can_dlc)
167 MODFUNC(mod_xor_data, *(u64 *)cf->data ^= *(u64 *)mod->modframe.xor.data)
212 static void cgw_csum_xor_rel(struct can_frame *cf, struct cgw_csum_xor *xor)  in cgw_csum_xor_rel()  argument
214 	int from = calc_idx(xor->from_idx, cf->can_dlc);  in cgw_csum_xor_rel()
215 	int to = calc_idx(xor->to_idx, cf->can_dlc);  in cgw_csum_xor_rel()
216 	int res = calc_idx(xor->result_idx, cf->can_dlc);  in cgw_csum_xor_rel()
217 	u8 val = xor->init_xor_val;  in cgw_csum_xor_rel()
234 static void cgw_csum_xor_pos(struct can_frame *cf, struct cgw_csum_xor *xor)  in cgw_csum_xor_pos()  argument
236 	u8 val = xor->init_xor_val;  in cgw_csum_xor_pos()
239 	for (i = xor->from_idx; i <= xor->to_idx; i++)  in cgw_csum_xor_pos()
242 	cf->data[xor->result_idx] = val;  in cgw_csum_xor_pos()
245 static void cgw_csum_xor_neg(struct can_frame *cf, struct cgw_csum_xor *xor)  in cgw_csum_xor_neg()  argument
247 	u8 val = xor->init_xor_val;  in cgw_csum_xor_neg()
250 	for (i = xor->from_idx; i >= xor->to_idx; i--)  in cgw_csum_xor_neg()
253 	cf->data[xor->result_idx] = val;  in cgw_csum_xor_neg()
426 		if (gwj->mod.csumfunc.xor)  in can_can_gw_rcv()
427 			(*gwj->mod.csumfunc.xor)(cf, &gwj->mod.csum.xor);  in can_can_gw_rcv()
538 	if (gwj->mod.modtype.xor) {  in cgw_put_job()
539 		memcpy(&mb.cf, &gwj->mod.modframe.xor, sizeof(mb.cf));  in cgw_put_job()
540 		mb.modtype = gwj->mod.modtype.xor;  in cgw_put_job()
563 	if (gwj->mod.csumfunc.xor) {  in cgw_put_job()
565 			    &gwj->mod.csum.xor) < 0)  in cgw_put_job()
692 		canframecpy(&mod->modframe.xor, &mb.cf);  in cgw_parse_attr()
693 		mod->modtype.xor = mb.modtype;  in cgw_parse_attr()
756 			nla_memcpy(&mod->csum.xor, tb[CGW_CS_XOR],  in cgw_parse_attr()
765 				mod->csumfunc.xor = cgw_csum_xor_rel;  in cgw_parse_attr()
767 				mod->csumfunc.xor = cgw_csum_xor_pos;  in cgw_parse_attr()
769 				mod->csumfunc.xor = cgw_csum_xor_neg;  in cgw_parse_attr()