22 #define HAVE_IP(x)      ((size_t)(ip_end - ip) >= (size_t)(x))
42 	const unsigned char *ip;  in lzo1x_decompress_safe()  local
50 	ip = in;  in lzo1x_decompress_safe()
54 	if (*ip > 17) {  in lzo1x_decompress_safe()
55 		t = *ip++ - 17;  in lzo1x_decompress_safe()
64 		t = *ip++;  in lzo1x_decompress_safe()
69 					const unsigned char *ip_last = ip;  in lzo1x_decompress_safe()
71 					while (unlikely(*ip == 0)) {  in lzo1x_decompress_safe()
72 						ip++;  in lzo1x_decompress_safe()
75 					offset = ip - ip_last;  in lzo1x_decompress_safe()
80 					t += offset + 15 + *ip++;  in lzo1x_decompress_safe()
86 					const unsigned char *ie = ip + t;  in lzo1x_decompress_safe()
89 						COPY8(op, ip);  in lzo1x_decompress_safe()
91 						ip += 8;  in lzo1x_decompress_safe()
92 						COPY8(op, ip);  in lzo1x_decompress_safe()
94 						ip += 8;  in lzo1x_decompress_safe()
95 					} while (ip < ie);  in lzo1x_decompress_safe()
96 					ip = ie;  in lzo1x_decompress_safe()
104 						*op++ = *ip++;  in lzo1x_decompress_safe()
113 				m_pos -= *ip++ << 2;  in lzo1x_decompress_safe()
124 				m_pos -= *ip++ << 2;  in lzo1x_decompress_safe()
131 			m_pos -= *ip++ << 3;  in lzo1x_decompress_safe()
137 				const unsigned char *ip_last = ip;  in lzo1x_decompress_safe()
139 				while (unlikely(*ip == 0)) {  in lzo1x_decompress_safe()
140 					ip++;  in lzo1x_decompress_safe()
143 				offset = ip - ip_last;  in lzo1x_decompress_safe()
148 				t += offset + 31 + *ip++;  in lzo1x_decompress_safe()
152 			next = get_unaligned_le16(ip);  in lzo1x_decompress_safe()
153 			ip += 2;  in lzo1x_decompress_safe()
162 				const unsigned char *ip_last = ip;  in lzo1x_decompress_safe()
164 				while (unlikely(*ip == 0)) {  in lzo1x_decompress_safe()
165 					ip++;  in lzo1x_decompress_safe()
168 				offset = ip - ip_last;  in lzo1x_decompress_safe()
173 				t += offset + 7 + *ip++;  in lzo1x_decompress_safe()
176 			next = get_unaligned_le16(ip);  in lzo1x_decompress_safe()
177 			ip += 2;  in lzo1x_decompress_safe()
200 					COPY4(op, ip);  in lzo1x_decompress_safe()
202 					ip += next;  in lzo1x_decompress_safe()
229 			COPY4(op, ip);  in lzo1x_decompress_safe()
231 			ip += t;  in lzo1x_decompress_safe()
238 				*op++ = *ip++;  in lzo1x_decompress_safe()
247 		ip == ip_end ? LZO_E_OK :  in lzo1x_decompress_safe()
248 		ip <  ip_end ? LZO_E_INPUT_NOT_CONSUMED : LZO_E_INPUT_OVERRUN);  in lzo1x_decompress_safe()