diff options
Diffstat (limited to 'packfile.c')
| -rw-r--r-- | packfile.c | 58 |
1 files changed, 19 insertions, 39 deletions
diff --git a/packfile.c b/packfile.c index 234797cde7..7c1a2519fc 100644 --- a/packfile.c +++ b/packfile.c @@ -1,5 +1,5 @@ #include "cache.h" -#include "mru.h" +#include "list.h" #include "pack.h" #include "dir.h" #include "mergesort.h" @@ -45,7 +45,7 @@ static unsigned int pack_max_fds; static size_t peak_pack_mapped; static size_t pack_mapped; struct packed_git *packed_git; -struct mru packed_git_mru; +LIST_HEAD(packed_git_mru); #define SZ_FMT PRIuMAX static inline uintmax_t sz_fmt(size_t s) { return s; } @@ -876,9 +876,10 @@ static void prepare_packed_git_mru(void) { struct packed_git *p; - mru_clear(&packed_git_mru); + INIT_LIST_HEAD(&packed_git_mru); + for (p = packed_git; p; p = p->next) - mru_append(&packed_git_mru, p); + list_add_tail(&p->mru, &packed_git_mru); } static int prepare_packed_git_run_once = 0; @@ -1360,16 +1361,16 @@ int packed_object_info(struct packed_git *p, off_t obj_offset, *oi->disk_sizep = revidx[1].offset - obj_offset; } - if (oi->typep || oi->typename) { + if (oi->typep || oi->type_name) { enum object_type ptot; ptot = packed_to_object_type(p, obj_offset, type, &w_curs, curpos); if (oi->typep) *oi->typep = ptot; - if (oi->typename) { - const char *tn = typename(ptot); + if (oi->type_name) { + const char *tn = type_name(ptot); if (tn) - strbuf_addstr(oi->typename, tn); + strbuf_addstr(oi->type_name, tn); } if (ptot < 0) { type = OBJ_BAD; @@ -1712,8 +1713,7 @@ off_t nth_packed_object_offset(const struct packed_git *p, uint32_t n) return off; index += p->num_objects * 4 + (off & 0x7fffffff) * 8; check_pack_index_ptr(p, index); - return (((uint64_t)ntohl(*((uint32_t *)(index + 0)))) << 32) | - ntohl(*((uint32_t *)(index + 4))); + return get_be64(index); } } @@ -1722,11 +1722,8 @@ off_t find_pack_entry_one(const unsigned char *sha1, { const uint32_t *level1_ofs = p->index_data; const unsigned char *index = p->index_data; - unsigned hi, lo, stride; - static int debug_lookup = -1; - - if (debug_lookup < 0) - debug_lookup = !!getenv("GIT_DEBUG_LOOKUP"); + unsigned stride; + uint32_t result; if (!index) { if (open_pack_index(p)) @@ -1739,8 +1736,6 @@ off_t find_pack_entry_one(const unsigned char *sha1, index += 8; } index += 4 * 256; - hi = ntohl(level1_ofs[*sha1]); - lo = ((*sha1 == 0x0) ? 0 : ntohl(level1_ofs[*sha1 - 1])); if (p->index_version > 1) { stride = 20; } else { @@ -1748,24 +1743,8 @@ off_t find_pack_entry_one(const unsigned char *sha1, index += 4; } - if (debug_lookup) - printf("%02x%02x%02x... lo %u hi %u nr %"PRIu32"\n", - sha1[0], sha1[1], sha1[2], lo, hi, p->num_objects); - - while (lo < hi) { - unsigned mi = lo + (hi - lo) / 2; - int cmp = hashcmp(index + mi * stride, sha1); - - if (debug_lookup) - printf("lo %u hi %u rg %u mi %u\n", - lo, hi, hi - lo, mi); - if (!cmp) - return nth_packed_object_offset(p, mi); - if (cmp > 0) - hi = mi; - else - lo = mi+1; - } + if (bsearch_hash(sha1, level1_ofs, index, stride, &result)) + return nth_packed_object_offset(p, result); return 0; } @@ -1841,15 +1820,16 @@ static int fill_pack_entry(const unsigned char *sha1, */ int find_pack_entry(const unsigned char *sha1, struct pack_entry *e) { - struct mru_entry *p; + struct list_head *pos; prepare_packed_git(); if (!packed_git) return 0; - for (p = packed_git_mru.head; p; p = p->next) { - if (fill_pack_entry(sha1, e, p->item)) { - mru_mark(&packed_git_mru, p); + list_for_each(pos, &packed_git_mru) { + struct packed_git *p = list_entry(pos, struct packed_git, mru); + if (fill_pack_entry(sha1, e, p)) { + list_move(&p->mru, &packed_git_mru); return 1; } } |