refs/packed-backend: express constants using the_hash_algo

Switch uses of GIT_SHA1_HEXSZ to use the_hash_algo so that they are
appropriate for the any given hash length.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/refs/packed-backend.c b/refs/packed-backend.c
index 74e2996e93ad0033bd4650f8dd7d894a46d563b3..c01c7f5901a6f3bd0fd5fa638bfc286fa7e5f1d8 100644 (file)
--- a/refs/packed-backend.c
+++ b/refs/packed-backend.c
@@ -274,8 +274,8 @@ struct snapshot_record {
 static int cmp_packed_ref_records(const void *v1, const void *v2)
 {
        const struct snapshot_record *e1 = v1, *e2 = v2;
-       const char *r1 = e1->start + GIT_SHA1_HEXSZ + 1;
-       const char *r2 = e2->start + GIT_SHA1_HEXSZ + 1;
+       const char *r1 = e1->start + the_hash_algo->hexsz + 1;
+       const char *r2 = e2->start + the_hash_algo->hexsz + 1;
 
        while (1) {
                if (*r1 == '\n')
@@ -297,7 +297,7 @@ static int cmp_packed_ref_records(const void *v1, const void *v2)
  */
 static int cmp_record_to_refname(const char *rec, const char *refname)
 {
-       const char *r1 = rec + GIT_SHA1_HEXSZ + 1;
+       const char *r1 = rec + the_hash_algo->hexsz + 1;
        const char *r2 = refname;
 
        while (1) {
@@ -344,7 +344,7 @@ static void sort_snapshot(struct snapshot *snapshot)
                if (!eol)
                        /* The safety check should prevent this. */
                        BUG("unterminated line found in packed-refs");
-               if (eol - pos < GIT_SHA1_HEXSZ + 2)
+               if (eol - pos < the_hash_algo->hexsz + 2)
                        die_invalid_line(snapshot->refs->path,
                                         pos, eof - pos);
                eol++;
@@ -456,7 +456,7 @@ static void verify_buffer_safe(struct snapshot *snapshot)
                return;
 
        last_line = find_start_of_record(start, eof - 1);
-       if (*(eof - 1) != '\n' || eof - last_line < GIT_SHA1_HEXSZ + 2)
+       if (*(eof - 1) != '\n' || eof - last_line < the_hash_algo->hexsz + 2)
                die_invalid_line(snapshot->refs->path,
                                 last_line, eof - last_line);
 }
@@ -796,7 +796,7 @@ static int next_record(struct packed_ref_iterator *iter)
 
        iter->base.flags = REF_ISPACKED;
 
-       if (iter->eof - p < GIT_SHA1_HEXSZ + 2 ||
+       if (iter->eof - p < the_hash_algo->hexsz + 2 ||
            parse_oid_hex(p, &iter->oid, &p) ||
            !isspace(*p++))
                die_invalid_line(iter->snapshot->refs->path,
@@ -826,7 +826,7 @@ static int next_record(struct packed_ref_iterator *iter)
 
        if (iter->pos < iter->eof && *iter->pos == '^') {
                p = iter->pos + 1;
-               if (iter->eof - p < GIT_SHA1_HEXSZ + 1 ||
+               if (iter->eof - p < the_hash_algo->hexsz + 1 ||
                    parse_oid_hex(p, &iter->peeled, &p) ||
                    *p++ != '\n')
                        die_invalid_line(iter->snapshot->refs->path,