* CDDL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
- * Use is subject to license terms.
+ * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _SYS_ZIO_CHECKSUM_H
typedef struct zio_checksum_info {
zio_checksum_t *ci_func[2]; /* checksum function for each byteorder */
int ci_correctable; /* number of correctable bits */
- int ci_zbt; /* uses zio block tail? */
+ int ci_eck; /* uses zio embedded checksum? */
+ int ci_dedup; /* strong enough for dedup? */
char *ci_name; /* descriptive name */
} zio_checksum_info_t;
+typedef struct zio_bad_cksum {
+ zio_cksum_t zbc_expected;
+ zio_cksum_t zbc_actual;
+ const char *zbc_checksum_name;
+ uint8_t zbc_byteswapped;
+ uint8_t zbc_injected;
+ uint8_t zbc_has_cksum; /* expected/actual valid */
+} zio_bad_cksum_t;
+
extern zio_checksum_info_t zio_checksum_table[ZIO_CHECKSUM_FUNCTIONS];
/*
* Checksum routines.
*/
-extern zio_checksum_t fletcher_2_native;
-extern zio_checksum_t fletcher_4_native;
-extern zio_checksum_t fletcher_4_incremental_native;
-
-extern zio_checksum_t fletcher_2_byteswap;
-extern zio_checksum_t fletcher_4_byteswap;
-extern zio_checksum_t fletcher_4_incremental_byteswap;
-
extern zio_checksum_t zio_checksum_SHA256;
extern void zio_checksum_compute(zio_t *zio, enum zio_checksum checksum,
void *data, uint64_t size);
-extern int zio_checksum_error(zio_t *zio);
+extern int zio_checksum_error(zio_t *zio, zio_bad_cksum_t *out);
+extern enum zio_checksum spa_dedup_checksum(spa_t *spa);
#ifdef __cplusplus
}