i2c/ccs/ccs-data.c

55 #define is_contained(var, endp)				\
56 	(sizeof(*var) <= (endp) - (void *)(var))
57 #define has_headroom(ptr, headroom, endp)	\
58 	((headroom) <= (endp) - (void *)(ptr))
59 #define is_contained_with_headroom(var, headroom, endp)		\
60 	(sizeof(*var) + (headroom) <= (endp) - (void *)(var))
65 				const void *endp)
69 	if (!is_contained(__len, endp))
81 		if (!is_contained(__len2, endp))
94 		if (!is_contained(__len3, endp))
108 	if (!has_headroom(__len, hlen + plen, endp))
134 				  const void *payload, const void *endp)
139 	if (v + 1 != endp)
176 				       const void *endp, struct device *dev,
183 	if (!is_contained(block, endp))
187 					       endp);
198 	if (!has_headroom(&block->length, hlen + plen, endp))
216 			       const void *endp, struct device *dev)
228 	while (payload < endp && num_regs < INT_MAX) {
233 		if (!is_contained(r, endp))
242 			if (!is_contained_with_headroom(r, len, endp))
250 			if (!is_contained(r2, endp))
259 			if (!is_contained_with_headroom(r2, len, endp))
268 			if (!is_contained(r3, endp))
274 			if (!is_contained_with_headroom(r3, len, endp))
326 				    const void *endp, struct device *dev)
331 		return ccs_data_parse_regs(bin, NULL, NULL, payload, endp, dev);
333 	rval = ccs_data_parse_regs(bin, NULL, __num_regs, payload, endp, dev);
337 	return ccs_data_parse_regs(bin, __regs, __num_regs, payload, endp,
351 			      const void *endp, struct device *dev)
357 	if (!is_contained(__ffd, endp))
363 	    sizeof(struct __ccs_data_block_ffd_entry) != endp)
400 	if (__entry != endp)
409 				       const void *endp, struct device *dev)
413 	if (!is_contained(__pdaf, endp))
428 				  __pdaf + 1, endp, dev);
434 				const void *endp, struct device *dev)
448 	while (__next_rule < endp) {
455 						       &rule_plen, endp);
462 		if (!is_contained(__rule_type, endp))
590 			       const void *payload, const void *endp,
601 	if (!is_contained(__pdaf, endp))
648 		if (!is_contained(__bdesc_group, endp))
679 			if (!is_contained(__bdesc, endp))
721 		if (!is_contained(__num_pixel_descs, endp))
743 			if (!is_contained(__pixel_desc, endp))
767 				  const void *payload, const void *endp)
769 	size_t size = endp - payload;
789 static int ccs_data_parse_end(bool *end, const void *payload, const void *endp,
794 	if (__end + 1 != endp) {
796 			(unsigned int)(endp - payload));
811 	const struct __ccs_data_block *endp = data + len;
828 	while (block < endp) {
834 						   &payload, &next_block, endp,