X-Git-Url: http://git.ipfire.org/?p=thirdparty%2Fgit.git;a=blobdiff_plain;f=sha1-lookup.c;h=29185844ecd48d3d4ac7f838e97f3c02d42125f9;hp=796ab68da83c3a36ec87fa45bfa18f5d0508a947;hb=2e215b7959a895d6aadbb828622bef966738ed6a;hpb=39e415cfd1390ed31a61ca0ca175530302c9a58c diff --git a/sha1-lookup.c b/sha1-lookup.c index 796ab68da8..29185844ec 100644 --- a/sha1-lookup.c +++ b/sha1-lookup.c @@ -50,7 +50,7 @@ static uint32_t take2(const unsigned char *sha1) * The sha1 of element i (between 0 and nr - 1) should be returned * by "fn(i, table)". */ -int sha1_pos(const unsigned char *sha1, void *table, size_t nr, +int sha1_pos(const unsigned char *hash, void *table, size_t nr, sha1_access_fn fn) { size_t hi = nr; @@ -63,14 +63,14 @@ int sha1_pos(const unsigned char *sha1, void *table, size_t nr, if (nr != 1) { size_t lov, hiv, miv, ofs; - for (ofs = 0; ofs < 18; ofs += 2) { + for (ofs = 0; ofs < the_hash_algo->rawsz - 2; ofs += 2) { lov = take2(fn(0, table) + ofs); hiv = take2(fn(nr - 1, table) + ofs); - miv = take2(sha1 + ofs); + miv = take2(hash + ofs); if (miv < lov) return -1; if (hiv < miv) - return -1 - nr; + return index_pos_to_insert_pos(nr); if (lov != hiv) { /* * At this point miv could be equal @@ -88,7 +88,7 @@ int sha1_pos(const unsigned char *sha1, void *table, size_t nr, do { int cmp; - cmp = hashcmp(fn(mi, table), sha1); + cmp = hashcmp(fn(mi, table), hash); if (!cmp) return mi; if (cmp > 0) @@ -97,7 +97,7 @@ int sha1_pos(const unsigned char *sha1, void *table, size_t nr, lo = mi + 1; mi = lo + (hi - lo) / 2; } while (lo < hi); - return -lo-1; + return index_pos_to_insert_pos(lo); } int bsearch_hash(const unsigned char *sha1, const uint32_t *fanout_nbo,