62 u32  crc32_le(u32 crc, unsigned char const *p, size_t len);
70 u32 crc32_le(u32 crc, unsigned char const *p, size_t len)  in crc32_le()  argument
74 		crc ^= *p++;  in crc32_le()
76 			crc = (crc >> 1) ^ ((crc & 1) ? CRCPOLY_LE : 0);  in crc32_le()
78 	return crc;  in crc32_le()
82 u32 crc32_le(u32 crc, unsigned char const *p, size_t len)  in crc32_le()  argument
89 #  define DO_CRC(x) crc = tab[ (crc ^ (x)) & 255 ] ^ (crc>>8)  in crc32_le()
91 #  define DO_CRC(x) crc = tab[ ((crc >> 24) ^ (x)) & 255] ^ (crc<<8)  in crc32_le()
94 	crc = __cpu_to_le32(crc);  in crc32_le()
109 			crc ^= *++b;  in crc32_le()
127 	return __le32_to_cpu(crc);  in crc32_le()
133 		crc ^= *p++;  in crc32_le()
134 		crc = (crc >> 4) ^ crc32table_le[crc & 15];  in crc32_le()
135 		crc = (crc >> 4) ^ crc32table_le[crc & 15];  in crc32_le()
137 	return crc;  in crc32_le()
140 		crc ^= *p++;  in crc32_le()
141 		crc = (crc >> 2) ^ crc32table_le[crc & 3];  in crc32_le()
142 		crc = (crc >> 2) ^ crc32table_le[crc & 3];  in crc32_le()
143 		crc = (crc >> 2) ^ crc32table_le[crc & 3];  in crc32_le()
144 		crc = (crc >> 2) ^ crc32table_le[crc & 3];  in crc32_le()
146 	return crc;  in crc32_le()
158 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len);
166 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len)  in crc32_be()  argument
170 		crc ^= *p++ << 24;  in crc32_be()
172 			crc =  in crc32_be()
173 			    (crc << 1) ^ ((crc & 0x80000000) ? CRCPOLY_BE :  in crc32_be()
176 	return crc;  in crc32_be()
180 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len)  in crc32_be()  argument
187 #  define DO_CRC(x) crc = tab[ (crc ^ (x)) & 255 ] ^ (crc>>8)  in crc32_be()
189 #  define DO_CRC(x) crc = tab[ ((crc >> 24) ^ (x)) & 255] ^ (crc<<8)  in crc32_be()
192 	crc = __cpu_to_be32(crc);  in crc32_be()
207 			crc ^= *++b;  in crc32_be()
224 	return __be32_to_cpu(crc);  in crc32_be()
230 		crc ^= *p++ << 24;  in crc32_be()
231 		crc = (crc << 4) ^ crc32table_be[crc >> 28];  in crc32_be()
232 		crc = (crc << 4) ^ crc32table_be[crc >> 28];  in crc32_be()
234 	return crc;  in crc32_be()
237 		crc ^= *p++ << 24;  in crc32_be()
238 		crc = (crc << 2) ^ crc32table_be[crc >> 30];  in crc32_be()
239 		crc = (crc << 2) ^ crc32table_be[crc >> 30];  in crc32_be()
240 		crc = (crc << 2) ^ crc32table_be[crc >> 30];  in crc32_be()
241 		crc = (crc << 2) ^ crc32table_be[crc >> 30];  in crc32_be()
243 	return crc;  in crc32_be()