20 #define HAVE_IP(x, ip_end, ip) ((size_t)(ip_end - ip) < (x))  argument
146 	const unsigned char *ip = in, *m_pos;  in lzo1x_decompress_safe()  local
152 	if (*ip > 17) {  in lzo1x_decompress_safe()
153 		t = *ip++ - 17;  in lzo1x_decompress_safe()
158 		if (HAVE_IP(t + 1, ip_end, ip))  in lzo1x_decompress_safe()
161 			*op++ = *ip++;  in lzo1x_decompress_safe()
166 	while ((ip < ip_end)) {  in lzo1x_decompress_safe()
167 		t = *ip++;  in lzo1x_decompress_safe()
171 			if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
173 			while (*ip == 0) {  in lzo1x_decompress_safe()
175 				ip++;  in lzo1x_decompress_safe()
176 				if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
179 			t += 15 + *ip++;  in lzo1x_decompress_safe()
183 		if (HAVE_IP(t + 4, ip_end, ip))  in lzo1x_decompress_safe()
186 		COPY4(op, ip);  in lzo1x_decompress_safe()
188 		ip += 4;  in lzo1x_decompress_safe()
192 					COPY4(op, ip);  in lzo1x_decompress_safe()
194 					ip += 4;  in lzo1x_decompress_safe()
199 						*op++ = *ip++;  in lzo1x_decompress_safe()
204 					*op++ = *ip++;  in lzo1x_decompress_safe()
210 		t = *ip++;  in lzo1x_decompress_safe()
215 		m_pos -= *ip++ << 2;  in lzo1x_decompress_safe()
233 				m_pos -= *ip++ << 3;  in lzo1x_decompress_safe()
243 					if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
245 					while (*ip == 0) {  in lzo1x_decompress_safe()
247 						ip++;  in lzo1x_decompress_safe()
248 						if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
251 					t += 31 + *ip++;  in lzo1x_decompress_safe()
254 				m_pos -= get_unaligned_le16(ip) >> 2;  in lzo1x_decompress_safe()
255 				ip += 2;  in lzo1x_decompress_safe()
262 					if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
264 					while (*ip == 0) {  in lzo1x_decompress_safe()
266 						ip++;  in lzo1x_decompress_safe()
267 						if (HAVE_IP(1, ip_end, ip))  in lzo1x_decompress_safe()
270 					t += 7 + *ip++;  in lzo1x_decompress_safe()
272 				m_pos -= get_unaligned_le16(ip) >> 2;  in lzo1x_decompress_safe()
273 				ip += 2;  in lzo1x_decompress_safe()
280 				m_pos -= *ip++ << 2;  in lzo1x_decompress_safe()
321 			t = ip[-2] & 3;  in lzo1x_decompress_safe()
327 			if (HAVE_IP(t + 1, ip_end, ip))  in lzo1x_decompress_safe()
330 			*op++ = *ip++;  in lzo1x_decompress_safe()
332 				*op++ = *ip++;  in lzo1x_decompress_safe()
334 					*op++ = *ip++;  in lzo1x_decompress_safe()
337 			t = *ip++;  in lzo1x_decompress_safe()
338 		} while (ip < ip_end);  in lzo1x_decompress_safe()
346 	return (ip == ip_end ? LZO_E_OK :  in lzo1x_decompress_safe()
347 		(ip < ip_end ? LZO_E_INPUT_NOT_CONSUMED : LZO_E_INPUT_OVERRUN));  in lzo1x_decompress_safe()