--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _BCACHEFS_EC_TYPES_H
+#define _BCACHEFS_EC_TYPES_H
+
+#include "bcachefs_format.h"
+
+struct bch_replicas_padded {
+ struct bch_replicas_entry_v1 e;
+ u8 pad[BCH_BKEY_PTRS_MAX];
+};
+
+struct stripe {
+ size_t heap_idx;
+ u16 sectors;
+ u8 algorithm;
+ u8 nr_blocks;
+ u8 nr_redundant;
+ u8 blocks_nonempty;
+};
+
+struct gc_stripe {
+ u16 sectors;
+
+ u8 nr_blocks;
+ u8 nr_redundant;
+
+ unsigned alive:1; /* does a corresponding key exist in stripes btree? */
+ u16 block_sectors[BCH_BKEY_PTRS_MAX];
+ struct bch_extent_ptr ptrs[BCH_BKEY_PTRS_MAX];
+
+ struct bch_replicas_padded r;
+};
+
+struct ec_stripe_heap_entry {
+ size_t idx;
+ unsigned blocks_nonempty;
+};
+
+typedef HEAP(struct ec_stripe_heap_entry) ec_stripes_heap;
+
+#endif /* _BCACHEFS_EC_TYPES_H */