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bcachefs: More enum strings

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This patch converts more enums in the on disk format to our standard
x-macro-with-strings deal - to enable better pretty-printing.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet 2021-11-11 12:11:33 -05:00 committed by Kent Overstreet
parent e3f2db39b3
commit 6404dcc9c2
9 changed files with 120 additions and 92 deletions
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60
fs/bcachefs/bcachefs_format.h
View File

@ -1447,7 +1447,7 @@ LE64_BITMASK(BCH_SB_INODES_USE_KEY_CACHE,struct bch_sb, flags[3], 29, 30);
* journal_seq_blacklist_v3: gates BCH_SB_FIELD_journal_seq_blacklist * journal_seq_blacklist_v3: gates BCH_SB_FIELD_journal_seq_blacklist
* reflink: gates KEY_TYPE_reflink * reflink: gates KEY_TYPE_reflink
* inline_data: gates KEY_TYPE_inline_data * inline_data: gates KEY_TYPE_inline_data
* new_siphash: gates BCH_STR_HASH_SIPHASH * new_siphash: gates BCH_STR_HASH_siphash
* new_extent_overwrite: gates BTREE_NODE_NEW_EXTENT_OVERWRITE * new_extent_overwrite: gates BTREE_NODE_NEW_EXTENT_OVERWRITE
*/ */
#define BCH_SB_FEATURES() \ #define BCH_SB_FEATURES() \
@ -1523,12 +1523,17 @@ enum bch_error_actions {
BCH_ON_ERROR_NR BCH_ON_ERROR_NR
}; };
#define BCH_STR_HASH_TYPES() \
x(crc32c, 0) \
x(crc64, 1) \
x(siphash_old, 2) \
x(siphash, 3)
enum bch_str_hash_type { enum bch_str_hash_type {
BCH_STR_HASH_CRC32C = 0, #define x(t, n) BCH_STR_HASH_##t = n,
BCH_STR_HASH_CRC64 = 1, BCH_STR_HASH_TYPES()
BCH_STR_HASH_SIPHASH_OLD = 2, #undef x
BCH_STR_HASH_SIPHASH = 3, BCH_STR_HASH_NR
BCH_STR_HASH_NR = 4,
}; };
#define BCH_STR_HASH_OPTS() \ #define BCH_STR_HASH_OPTS() \
@ -1543,34 +1548,39 @@ enum bch_str_hash_opts {
BCH_STR_HASH_OPT_NR BCH_STR_HASH_OPT_NR
}; };
#define BCH_CSUM_TYPES() \
x(none, 0) \
x(crc32c_nonzero, 1) \
x(crc64_nonzero, 2) \
x(chacha20_poly1305_80, 3) \
x(chacha20_poly1305_128, 4) \
x(crc32c, 5) \
x(crc64, 6) \
x(xxhash, 7)
enum bch_csum_type { enum bch_csum_type {
BCH_CSUM_NONE = 0, #define x(t, n) BCH_CSUM_##t = n,
BCH_CSUM_CRC32C_NONZERO = 1, BCH_CSUM_TYPES()
BCH_CSUM_CRC64_NONZERO = 2, #undef x
BCH_CSUM_CHACHA20_POLY1305_80 = 3, BCH_CSUM_NR
BCH_CSUM_CHACHA20_POLY1305_128 = 4,
BCH_CSUM_CRC32C = 5,
BCH_CSUM_CRC64 = 6,
BCH_CSUM_XXHASH = 7,
BCH_CSUM_NR = 8,
}; };
static const unsigned bch_crc_bytes[] = { static const unsigned bch_crc_bytes[] = {
[BCH_CSUM_NONE] = 0, [BCH_CSUM_none] = 0,
[BCH_CSUM_CRC32C_NONZERO] = 4, [BCH_CSUM_crc32c_nonzero] = 4,
[BCH_CSUM_CRC32C] = 4, [BCH_CSUM_crc32c] = 4,
[BCH_CSUM_CRC64_NONZERO] = 8, [BCH_CSUM_crc64_nonzero] = 8,
[BCH_CSUM_CRC64] = 8, [BCH_CSUM_crc64] = 8,
[BCH_CSUM_XXHASH] = 8, [BCH_CSUM_xxhash] = 8,
[BCH_CSUM_CHACHA20_POLY1305_80] = 10, [BCH_CSUM_chacha20_poly1305_80] = 10,
[BCH_CSUM_CHACHA20_POLY1305_128] = 16, [BCH_CSUM_chacha20_poly1305_128] = 16,
}; };
static inline _Bool bch2_csum_type_is_encryption(enum bch_csum_type type) static inline _Bool bch2_csum_type_is_encryption(enum bch_csum_type type)
{ {
switch (type) { switch (type) {
case BCH_CSUM_CHACHA20_POLY1305_80: case BCH_CSUM_chacha20_poly1305_80:
case BCH_CSUM_CHACHA20_POLY1305_128: case BCH_CSUM_chacha20_poly1305_128:
return true; return true;
default: default:
return false; return false;

68
fs/bcachefs/checksum.c
View File

@ -35,18 +35,18 @@ struct bch2_checksum_state {
static void bch2_checksum_init(struct bch2_checksum_state *state) static void bch2_checksum_init(struct bch2_checksum_state *state)
{ {
switch (state->type) { switch (state->type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
case BCH_CSUM_CRC64: case BCH_CSUM_crc64:
state->seed = 0; state->seed = 0;
break; break;
case BCH_CSUM_CRC32C_NONZERO: case BCH_CSUM_crc32c_nonzero:
state->seed = U32_MAX; state->seed = U32_MAX;
break; break;
case BCH_CSUM_CRC64_NONZERO: case BCH_CSUM_crc64_nonzero:
state->seed = U64_MAX; state->seed = U64_MAX;
break; break;
case BCH_CSUM_XXHASH: case BCH_CSUM_xxhash:
xxh64_reset(&state->h64state, 0); xxh64_reset(&state->h64state, 0);
break; break;
default: default:
@ -57,15 +57,15 @@ static void bch2_checksum_init(struct bch2_checksum_state *state)
static u64 bch2_checksum_final(const struct bch2_checksum_state *state) static u64 bch2_checksum_final(const struct bch2_checksum_state *state)
{ {
switch (state->type) { switch (state->type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
case BCH_CSUM_CRC64: case BCH_CSUM_crc64:
return state->seed; return state->seed;
case BCH_CSUM_CRC32C_NONZERO: case BCH_CSUM_crc32c_nonzero:
return state->seed ^ U32_MAX; return state->seed ^ U32_MAX;
case BCH_CSUM_CRC64_NONZERO: case BCH_CSUM_crc64_nonzero:
return state->seed ^ U64_MAX; return state->seed ^ U64_MAX;
case BCH_CSUM_XXHASH: case BCH_CSUM_xxhash:
return xxh64_digest(&state->h64state); return xxh64_digest(&state->h64state);
default: default:
BUG(); BUG();
@ -75,17 +75,17 @@ static u64 bch2_checksum_final(const struct bch2_checksum_state *state)
static void bch2_checksum_update(struct bch2_checksum_state *state, const void *data, size_t len) static void bch2_checksum_update(struct bch2_checksum_state *state, const void *data, size_t len)
{ {
switch (state->type) { switch (state->type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
return; return;
case BCH_CSUM_CRC32C_NONZERO: case BCH_CSUM_crc32c_nonzero:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
state->seed = crc32c(state->seed, data, len); state->seed = crc32c(state->seed, data, len);
break; break;
case BCH_CSUM_CRC64_NONZERO: case BCH_CSUM_crc64_nonzero:
case BCH_CSUM_CRC64: case BCH_CSUM_crc64:
state->seed = crc64_be(state->seed, data, len); state->seed = crc64_be(state->seed, data, len);
break; break;
case BCH_CSUM_XXHASH: case BCH_CSUM_xxhash:
xxh64_update(&state->h64state, data, len); xxh64_update(&state->h64state, data, len);
break; break;
default: default:
@ -161,12 +161,12 @@ struct bch_csum bch2_checksum(struct bch_fs *c, unsigned type,
struct nonce nonce, const void *data, size_t len) struct nonce nonce, const void *data, size_t len)
{ {
switch (type) { switch (type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
case BCH_CSUM_CRC32C_NONZERO: case BCH_CSUM_crc32c_nonzero:
case BCH_CSUM_CRC64_NONZERO: case BCH_CSUM_crc64_nonzero:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
case BCH_CSUM_XXHASH: case BCH_CSUM_xxhash:
case BCH_CSUM_CRC64: { case BCH_CSUM_crc64: {
struct bch2_checksum_state state; struct bch2_checksum_state state;
state.type = type; state.type = type;
@ -177,8 +177,8 @@ struct bch_csum bch2_checksum(struct bch_fs *c, unsigned type,
return (struct bch_csum) { .lo = cpu_to_le64(bch2_checksum_final(&state)) }; return (struct bch_csum) { .lo = cpu_to_le64(bch2_checksum_final(&state)) };
} }
case BCH_CSUM_CHACHA20_POLY1305_80: case BCH_CSUM_chacha20_poly1305_80:
case BCH_CSUM_CHACHA20_POLY1305_128: { case BCH_CSUM_chacha20_poly1305_128: {
SHASH_DESC_ON_STACK(desc, c->poly1305); SHASH_DESC_ON_STACK(desc, c->poly1305);
u8 digest[POLY1305_DIGEST_SIZE]; u8 digest[POLY1305_DIGEST_SIZE];
struct bch_csum ret = { 0 }; struct bch_csum ret = { 0 };
@ -212,13 +212,13 @@ static struct bch_csum __bch2_checksum_bio(struct bch_fs *c, unsigned type,
struct bio_vec bv; struct bio_vec bv;
switch (type) { switch (type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
return (struct bch_csum) { 0 }; return (struct bch_csum) { 0 };
case BCH_CSUM_CRC32C_NONZERO: case BCH_CSUM_crc32c_nonzero:
case BCH_CSUM_CRC64_NONZERO: case BCH_CSUM_crc64_nonzero:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
case BCH_CSUM_XXHASH: case BCH_CSUM_xxhash:
case BCH_CSUM_CRC64: { case BCH_CSUM_crc64: {
struct bch2_checksum_state state; struct bch2_checksum_state state;
state.type = type; state.type = type;
@ -238,8 +238,8 @@ static struct bch_csum __bch2_checksum_bio(struct bch_fs *c, unsigned type,
return (struct bch_csum) { .lo = cpu_to_le64(bch2_checksum_final(&state)) }; return (struct bch_csum) { .lo = cpu_to_le64(bch2_checksum_final(&state)) };
} }
case BCH_CSUM_CHACHA20_POLY1305_80: case BCH_CSUM_chacha20_poly1305_80:
case BCH_CSUM_CHACHA20_POLY1305_128: { case BCH_CSUM_chacha20_poly1305_128: {
SHASH_DESC_ON_STACK(desc, c->poly1305); SHASH_DESC_ON_STACK(desc, c->poly1305);
u8 digest[POLY1305_DIGEST_SIZE]; u8 digest[POLY1305_DIGEST_SIZE];
struct bch_csum ret = { 0 }; struct bch_csum ret = { 0 };

20
fs/bcachefs/checksum.h
View File

@ -13,9 +13,9 @@ static inline bool bch2_checksum_mergeable(unsigned type)
{ {
switch (type) { switch (type) {
case BCH_CSUM_NONE: case BCH_CSUM_none:
case BCH_CSUM_CRC32C: case BCH_CSUM_crc32c:
case BCH_CSUM_CRC64: case BCH_CSUM_crc64:
return true; return true;
default: default:
return false; return false;
@ -78,13 +78,13 @@ static inline enum bch_csum_type bch2_csum_opt_to_type(enum bch_csum_opts type,
{ {
switch (type) { switch (type) {
case BCH_CSUM_OPT_none: case BCH_CSUM_OPT_none:
return BCH_CSUM_NONE; return BCH_CSUM_none;
case BCH_CSUM_OPT_crc32c: case BCH_CSUM_OPT_crc32c:
return data ? BCH_CSUM_CRC32C : BCH_CSUM_CRC32C_NONZERO; return data ? BCH_CSUM_crc32c : BCH_CSUM_crc32c_nonzero;
case BCH_CSUM_OPT_crc64: case BCH_CSUM_OPT_crc64:
return data ? BCH_CSUM_CRC64 : BCH_CSUM_CRC64_NONZERO; return data ? BCH_CSUM_crc64 : BCH_CSUM_crc64_nonzero;
case BCH_CSUM_OPT_xxhash: case BCH_CSUM_OPT_xxhash:
return BCH_CSUM_XXHASH; return BCH_CSUM_xxhash;
default: default:
BUG(); BUG();
} }
@ -95,8 +95,8 @@ static inline enum bch_csum_type bch2_data_checksum_type(struct bch_fs *c,
{ {
if (c->sb.encryption_type) if (c->sb.encryption_type)
return c->opts.wide_macs return c->opts.wide_macs
? BCH_CSUM_CHACHA20_POLY1305_128 ? BCH_CSUM_chacha20_poly1305_128
: BCH_CSUM_CHACHA20_POLY1305_80; : BCH_CSUM_chacha20_poly1305_80;
return bch2_csum_opt_to_type(opt, true); return bch2_csum_opt_to_type(opt, true);
} }
@ -104,7 +104,7 @@ static inline enum bch_csum_type bch2_data_checksum_type(struct bch_fs *c,
static inline enum bch_csum_type bch2_meta_checksum_type(struct bch_fs *c) static inline enum bch_csum_type bch2_meta_checksum_type(struct bch_fs *c)
{ {
if (c->sb.encryption_type) if (c->sb.encryption_type)
return BCH_CSUM_CHACHA20_POLY1305_128; return BCH_CSUM_chacha20_poly1305_128;
return bch2_csum_opt_to_type(c->opts.metadata_checksum, false); return bch2_csum_opt_to_type(c->opts.metadata_checksum, false);
} }

2
fs/bcachefs/ec.c
View File

@ -1154,7 +1154,7 @@ static void ec_stripe_key_init(struct bch_fs *c,
s->v.nr_blocks = nr_data + nr_parity; s->v.nr_blocks = nr_data + nr_parity;
s->v.nr_redundant = nr_parity; s->v.nr_redundant = nr_parity;
s->v.csum_granularity_bits = ilog2(c->sb.encoded_extent_max); s->v.csum_granularity_bits = ilog2(c->sb.encoded_extent_max);
s->v.csum_type = BCH_CSUM_CRC32C; s->v.csum_type = BCH_CSUM_crc32c;
s->v.pad = 0; s->v.pad = 0;
while ((u64s = stripe_val_u64s(&s->v)) > BKEY_VAL_U64s_MAX) { while ((u64s = stripe_val_u64s(&s->v)) > BKEY_VAL_U64s_MAX) {

6
fs/bcachefs/extents.c
View File

@ -968,12 +968,12 @@ void bch2_bkey_ptrs_to_text(struct printbuf *out, struct bch_fs *c,
case BCH_EXTENT_ENTRY_crc128: case BCH_EXTENT_ENTRY_crc128:
crc = bch2_extent_crc_unpack(k.k, entry_to_crc(entry)); crc = bch2_extent_crc_unpack(k.k, entry_to_crc(entry));
pr_buf(out, "crc: c_size %u size %u offset %u nonce %u csum %u compress %u", pr_buf(out, "crc: c_size %u size %u offset %u nonce %u csum %s compress %s",
crc.compressed_size, crc.compressed_size,
crc.uncompressed_size, crc.uncompressed_size,
crc.offset, crc.nonce, crc.offset, crc.nonce,
crc.csum_type, bch2_csum_types[crc.csum_type],
crc.compression_type); bch2_compression_types[crc.compression_type]);
break; break;
case BCH_EXTENT_ENTRY_stripe_ptr: case BCH_EXTENT_ENTRY_stripe_ptr:
ec = &entry->stripe_ptr; ec = &entry->stripe_ptr;

2
fs/bcachefs/io.c
View File

@ -2104,7 +2104,7 @@ int __bch2_read_extent(struct btree_trans *trans, struct bch_read_bio *orig,
EBUG_ON(offset_into_extent + bvec_iter_sectors(iter) > k.k->size); EBUG_ON(offset_into_extent + bvec_iter_sectors(iter) > k.k->size);
if (crc_is_compressed(pick.crc) || if (crc_is_compressed(pick.crc) ||
(pick.crc.csum_type != BCH_CSUM_NONE && (pick.crc.csum_type != BCH_CSUM_none &&
(bvec_iter_sectors(iter) != pick.crc.uncompressed_size || (bvec_iter_sectors(iter) != pick.crc.uncompressed_size ||
(bch2_csum_type_is_encryption(pick.crc.csum_type) && (bch2_csum_type_is_encryption(pick.crc.csum_type) &&
(flags & BCH_READ_USER_MAPPED)) || (flags & BCH_READ_USER_MAPPED)) ||

15
fs/bcachefs/opts.c
View File

@ -31,17 +31,32 @@ const char * const bch2_btree_ids[] = {
NULL NULL
}; };
const char * const bch2_csum_types[] = {
BCH_CSUM_TYPES()
NULL
};
const char * const bch2_csum_opts[] = { const char * const bch2_csum_opts[] = {
BCH_CSUM_OPTS() BCH_CSUM_OPTS()
NULL NULL
}; };
const char * const bch2_compression_types[] = {
BCH_COMPRESSION_TYPES()
NULL
};
const char * const bch2_compression_opts[] = { const char * const bch2_compression_opts[] = {
BCH_COMPRESSION_OPTS() BCH_COMPRESSION_OPTS()
NULL NULL
}; };
const char * const bch2_str_hash_types[] = { const char * const bch2_str_hash_types[] = {
BCH_STR_HASH_TYPES()
NULL
};
const char * const bch2_str_hash_opts[] = {
BCH_STR_HASH_OPTS() BCH_STR_HASH_OPTS()
NULL NULL
}; };

5
fs/bcachefs/opts.h
View File

@ -12,9 +12,12 @@ extern const char * const bch2_error_actions[];
extern const char * const bch2_sb_features[]; extern const char * const bch2_sb_features[];
extern const char * const bch2_sb_compat[]; extern const char * const bch2_sb_compat[];
extern const char * const bch2_btree_ids[]; extern const char * const bch2_btree_ids[];
extern const char * const bch2_csum_types[];
extern const char * const bch2_csum_opts[]; extern const char * const bch2_csum_opts[];
extern const char * const bch2_compression_types[];
extern const char * const bch2_compression_opts[]; extern const char * const bch2_compression_opts[];
extern const char * const bch2_str_hash_types[]; extern const char * const bch2_str_hash_types[];
extern const char * const bch2_str_hash_opts[];
extern const char * const bch2_data_types[]; extern const char * const bch2_data_types[];
extern const char * const bch2_cache_replacement_policies[]; extern const char * const bch2_cache_replacement_policies[];
extern const char * const bch2_member_states[]; extern const char * const bch2_member_states[];
@ -140,7 +143,7 @@ enum opt_type {
NULL, NULL) \ NULL, NULL) \
x(str_hash, u8, \ x(str_hash, u8, \
OPT_FORMAT|OPT_MOUNT|OPT_RUNTIME, \ OPT_FORMAT|OPT_MOUNT|OPT_RUNTIME, \
OPT_STR(bch2_str_hash_types), \ OPT_STR(bch2_str_hash_opts), \
BCH_SB_STR_HASH_TYPE, BCH_STR_HASH_OPT_siphash, \ BCH_SB_STR_HASH_TYPE, BCH_STR_HASH_OPT_siphash, \
NULL, "Hash function for directory entries and xattrs")\ NULL, "Hash function for directory entries and xattrs")\
x(metadata_target, u16, \ x(metadata_target, u16, \

34
fs/bcachefs/str_hash.h
View File

@ -20,13 +20,13 @@ bch2_str_hash_opt_to_type(struct bch_fs *c, enum bch_str_hash_opts opt)
{ {
switch (opt) { switch (opt) {
case BCH_STR_HASH_OPT_crc32c: case BCH_STR_HASH_OPT_crc32c:
return BCH_STR_HASH_CRC32C; return BCH_STR_HASH_crc32c;
case BCH_STR_HASH_OPT_crc64: case BCH_STR_HASH_OPT_crc64:
return BCH_STR_HASH_CRC64; return BCH_STR_HASH_crc64;
case BCH_STR_HASH_OPT_siphash: case BCH_STR_HASH_OPT_siphash:
return c->sb.features & (1ULL << BCH_FEATURE_new_siphash) return c->sb.features & (1ULL << BCH_FEATURE_new_siphash)
? BCH_STR_HASH_SIPHASH ? BCH_STR_HASH_siphash
: BCH_STR_HASH_SIPHASH_OLD; : BCH_STR_HASH_siphash_old;
default: default:
BUG(); BUG();
} }
@ -51,7 +51,7 @@ bch2_hash_info_init(struct bch_fs *c, const struct bch_inode_unpacked *bi)
.siphash_key = { .k0 = bi->bi_hash_seed } .siphash_key = { .k0 = bi->bi_hash_seed }
}; };
if (unlikely(info.type == BCH_STR_HASH_SIPHASH_OLD)) { if (unlikely(info.type == BCH_STR_HASH_siphash_old)) {
SHASH_DESC_ON_STACK(desc, c->sha256); SHASH_DESC_ON_STACK(desc, c->sha256);
u8 digest[SHA256_DIGEST_SIZE]; u8 digest[SHA256_DIGEST_SIZE];
@ -77,16 +77,16 @@ static inline void bch2_str_hash_init(struct bch_str_hash_ctx *ctx,
const struct bch_hash_info *info) const struct bch_hash_info *info)
{ {
switch (info->type) { switch (info->type) {
case BCH_STR_HASH_CRC32C: case BCH_STR_HASH_crc32c:
ctx->crc32c = crc32c(~0, &info->siphash_key.k0, ctx->crc32c = crc32c(~0, &info->siphash_key.k0,
sizeof(info->siphash_key.k0)); sizeof(info->siphash_key.k0));
break; break;
case BCH_STR_HASH_CRC64: case BCH_STR_HASH_crc64:
ctx->crc64 = crc64_be(~0, &info->siphash_key.k0, ctx->crc64 = crc64_be(~0, &info->siphash_key.k0,
sizeof(info->siphash_key.k0)); sizeof(info->siphash_key.k0));
break; break;
case BCH_STR_HASH_SIPHASH_OLD: case BCH_STR_HASH_siphash_old:
case BCH_STR_HASH_SIPHASH: case BCH_STR_HASH_siphash:
SipHash24_Init(&ctx->siphash, &info->siphash_key); SipHash24_Init(&ctx->siphash, &info->siphash_key);
break; break;
default: default:
@ -99,14 +99,14 @@ static inline void bch2_str_hash_update(struct bch_str_hash_ctx *ctx,
const void *data, size_t len) const void *data, size_t len)
{ {
switch (info->type) { switch (info->type) {
case BCH_STR_HASH_CRC32C: case BCH_STR_HASH_crc32c:
ctx->crc32c = crc32c(ctx->crc32c, data, len); ctx->crc32c = crc32c(ctx->crc32c, data, len);
break; break;
case BCH_STR_HASH_CRC64: case BCH_STR_HASH_crc64:
ctx->crc64 = crc64_be(ctx->crc64, data, len); ctx->crc64 = crc64_be(ctx->crc64, data, len);
break; break;
case BCH_STR_HASH_SIPHASH_OLD: case BCH_STR_HASH_siphash_old:
case BCH_STR_HASH_SIPHASH: case BCH_STR_HASH_siphash:
SipHash24_Update(&ctx->siphash, data, len); SipHash24_Update(&ctx->siphash, data, len);
break; break;
default: default:
@ -118,12 +118,12 @@ static inline u64 bch2_str_hash_end(struct bch_str_hash_ctx *ctx,
const struct bch_hash_info *info) const struct bch_hash_info *info)
{ {
switch (info->type) { switch (info->type) {
case BCH_STR_HASH_CRC32C: case BCH_STR_HASH_crc32c:
return ctx->crc32c; return ctx->crc32c;
case BCH_STR_HASH_CRC64: case BCH_STR_HASH_crc64:
return ctx->crc64 >> 1; return ctx->crc64 >> 1;
case BCH_STR_HASH_SIPHASH_OLD: case BCH_STR_HASH_siphash_old:
case BCH_STR_HASH_SIPHASH: case BCH_STR_HASH_siphash:
return SipHash24_End(&ctx->siphash) >> 1; return SipHash24_End(&ctx->siphash) >> 1;
default: default:
BUG(); BUG();