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midx: read OOFF chunk with pair_chunk_expect()

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The `OOFF` chunk can benefit from the new chunk-format API function
described in the previous commit. Convert it to `pair_chunk_expect()`
accordingly.

Signed-off-by: Taylor Blau <me@ttaylorr.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Taylor Blau
2023-11-09 17:34:29 -05:00
committed by Junio C Hamano
parent 2bc75dafd0
commit e400a8baaf
2 changed files with 3 additions and 15 deletions
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17
midx.c
View File

@ -86,19 +86,6 @@ static int midx_read_oid_fanout(const unsigned char *chunk_start,
return 0;
}
static int midx_read_object_offsets(const unsigned char *chunk_start,
size_t chunk_size, void *data)
{
struct multi_pack_index *m = data;
m->chunk_object_offsets = chunk_start;
if (chunk_size != st_mult(m->num_objects, MIDX_CHUNK_OFFSET_WIDTH)) {
error(_("multi-pack-index object offset chunk is the wrong size"));
return 1;
}
return 0;
}
struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local)
{
struct multi_pack_index *m = NULL;
@ -176,7 +163,9 @@ struct multi_pack_index *load_multi_pack_index(const char *object_dir, int local
if (pair_chunk_expect(cf, MIDX_CHUNKID_OIDLOOKUP, &m->chunk_oid_lookup,
m->hash_len, m->num_objects))
die(_("multi-pack-index required OID lookup chunk missing or corrupted"));
if (read_chunk(cf, MIDX_CHUNKID_OBJECTOFFSETS, midx_read_object_offsets, m))
if (pair_chunk_expect(cf, MIDX_CHUNKID_OBJECTOFFSETS,
&m->chunk_object_offsets, MIDX_CHUNK_OFFSET_WIDTH,
m->num_objects))
die(_("multi-pack-index required object offsets chunk missing or corrupted"));
pair_chunk(cf, MIDX_CHUNKID_LARGEOFFSETS, &m->chunk_large_offsets,

1
t/t5319-multi-pack-index.sh
View File

@ -1111,7 +1111,6 @@ test_expect_success 'reader notices too-small object offset chunk' '
corrupt_chunk OOFF clear 00000000 &&
test_must_fail git log 2>err &&
cat >expect <<-\EOF &&
error: multi-pack-index object offset chunk is the wrong size
fatal: multi-pack-index required object offsets chunk missing or corrupted
EOF
test_cmp expect err