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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
commit | c8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch) | |
tree | 24e09d9f84dec336720cf393e156089ca2835791 /t/helper/test-read-midx.c | |
parent | Initial commit. (diff) | |
download | git-17a789943131483bc454986d1be6da6caaabce8c.tar.xz git-17a789943131483bc454986d1be6da6caaabce8c.zip |
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/helper/test-read-midx.c')
-rw-r--r-- | t/helper/test-read-midx.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/t/helper/test-read-midx.c b/t/helper/test-read-midx.c new file mode 100644 index 0000000..27072ba --- /dev/null +++ b/t/helper/test-read-midx.c @@ -0,0 +1,113 @@ +#include "test-tool.h" +#include "cache.h" +#include "midx.h" +#include "repository.h" +#include "object-store.h" +#include "pack-bitmap.h" + +static int read_midx_file(const char *object_dir, int show_objects) +{ + uint32_t i; + struct multi_pack_index *m; + + setup_git_directory(); + m = load_multi_pack_index(object_dir, 1); + + if (!m) + return 1; + + printf("header: %08x %d %d %d %d\n", + m->signature, + m->version, + m->hash_len, + m->num_chunks, + m->num_packs); + + printf("chunks:"); + + if (m->chunk_pack_names) + printf(" pack-names"); + if (m->chunk_oid_fanout) + printf(" oid-fanout"); + if (m->chunk_oid_lookup) + printf(" oid-lookup"); + if (m->chunk_object_offsets) + printf(" object-offsets"); + if (m->chunk_large_offsets) + printf(" large-offsets"); + + printf("\nnum_objects: %d\n", m->num_objects); + + printf("packs:\n"); + for (i = 0; i < m->num_packs; i++) + printf("%s\n", m->pack_names[i]); + + printf("object-dir: %s\n", m->object_dir); + + if (show_objects) { + struct object_id oid; + struct pack_entry e; + + for (i = 0; i < m->num_objects; i++) { + nth_midxed_object_oid(&oid, m, i); + fill_midx_entry(the_repository, &oid, &e, m); + + printf("%s %"PRIu64"\t%s\n", + oid_to_hex(&oid), e.offset, e.p->pack_name); + } + } + + close_midx(m); + + return 0; +} + +static int read_midx_checksum(const char *object_dir) +{ + struct multi_pack_index *m; + + setup_git_directory(); + m = load_multi_pack_index(object_dir, 1); + if (!m) + return 1; + printf("%s\n", hash_to_hex(get_midx_checksum(m))); + return 0; +} + +static int read_midx_preferred_pack(const char *object_dir) +{ + struct multi_pack_index *midx = NULL; + struct bitmap_index *bitmap = NULL; + + setup_git_directory(); + + midx = load_multi_pack_index(object_dir, 1); + if (!midx) + return 1; + + bitmap = prepare_bitmap_git(the_repository); + if (!bitmap) + return 1; + if (!bitmap_is_midx(bitmap)) { + free_bitmap_index(bitmap); + return 1; + } + + printf("%s\n", midx->pack_names[midx_preferred_pack(bitmap)]); + free_bitmap_index(bitmap); + return 0; +} + +int cmd__read_midx(int argc, const char **argv) +{ + if (!(argc == 2 || argc == 3)) + usage("read-midx [--show-objects|--checksum|--preferred-pack] <object-dir>"); + + if (!strcmp(argv[1], "--show-objects")) + return read_midx_file(argv[2], 1); + else if (!strcmp(argv[1], "--checksum")) + return read_midx_checksum(argv[2]); + else if (!strcmp(argv[1], "--preferred-pack")) + return read_midx_preferred_pack(argv[2]); + return read_midx_file(argv[1], 0); +} |