61 u32  crc32_le(u32 crc, unsigned char const *p, size_t len);
69 u32 crc32_le(u32 crc, unsigned char const *p, size_t len)  in crc32_le()  argument
73 		crc ^= *p++;  in crc32_le()
75 			crc = (crc >> 1) ^ ((crc & 1) ? CRCPOLY_LE : 0);  in crc32_le()
77 	return crc;  in crc32_le()
81 u32 crc32_le(u32 crc, unsigned char const *p, size_t len)  in crc32_le()  argument
88 #  define DO_CRC(x) crc = tab[ (crc ^ (x)) & 255 ] ^ (crc>>8)  in crc32_le()
90 #  define DO_CRC(x) crc = tab[ ((crc >> 24) ^ (x)) & 255] ^ (crc<<8)  in crc32_le()
93 	crc = __cpu_to_le32(crc);  in crc32_le()
108 			crc ^= *++b;  in crc32_le()
126 	return __le32_to_cpu(crc);  in crc32_le()
132 		crc ^= *p++;  in crc32_le()
133 		crc = (crc >> 4) ^ crc32table_le[crc & 15];  in crc32_le()
134 		crc = (crc >> 4) ^ crc32table_le[crc & 15];  in crc32_le()
136 	return crc;  in crc32_le()
139 		crc ^= *p++;  in crc32_le()
140 		crc = (crc >> 2) ^ crc32table_le[crc & 3];  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()
145 	return crc;  in crc32_le()
157 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len);
165 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len)  in crc32_be()  argument
169 		crc ^= *p++ << 24;  in crc32_be()
171 			crc =  in crc32_be()
172 			    (crc << 1) ^ ((crc & 0x80000000) ? CRCPOLY_BE :  in crc32_be()
175 	return crc;  in crc32_be()
179 u32 __attribute_pure__ crc32_be(u32 crc, unsigned char const *p, size_t len)  in crc32_be()  argument
186 #  define DO_CRC(x) crc = tab[ (crc ^ (x)) & 255 ] ^ (crc>>8)  in crc32_be()
188 #  define DO_CRC(x) crc = tab[ ((crc >> 24) ^ (x)) & 255] ^ (crc<<8)  in crc32_be()
191 	crc = __cpu_to_be32(crc);  in crc32_be()
206 			crc ^= *++b;  in crc32_be()
223 	return __be32_to_cpu(crc);  in crc32_be()
229 		crc ^= *p++ << 24;  in crc32_be()
230 		crc = (crc << 4) ^ crc32table_be[crc >> 28];  in crc32_be()
231 		crc = (crc << 4) ^ crc32table_be[crc >> 28];  in crc32_be()
233 	return crc;  in crc32_be()
236 		crc ^= *p++ << 24;  in crc32_be()
237 		crc = (crc << 2) ^ crc32table_be[crc >> 30];  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()
242 	return crc;  in crc32_be()