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-rw-r--r--khash.h34
1 files changed, 26 insertions, 8 deletions
diff --git a/khash.h b/khash.h
index 532109c87f..af747a683f 100644
--- a/khash.h
+++ b/khash.h
@@ -69,14 +69,14 @@ static const double __ac_HASH_UPPER = 0.77;
khval_t *vals; \
} kh_##name##_t;
-#define __KHASH_PROTOTYPES(name, khkey_t, khval_t) \
- extern kh_##name##_t *kh_init_##name(void); \
- extern void kh_destroy_##name(kh_##name##_t *h); \
- extern void kh_clear_##name(kh_##name##_t *h); \
- extern khint_t kh_get_##name(const kh_##name##_t *h, khkey_t key); \
- extern int kh_resize_##name(kh_##name##_t *h, khint_t new_n_buckets); \
- extern khint_t kh_put_##name(kh_##name##_t *h, khkey_t key, int *ret); \
- extern void kh_del_##name(kh_##name##_t *h, khint_t x);
+#define __KHASH_PROTOTYPES(name, khkey_t, khval_t) \
+ kh_##name##_t *kh_init_##name(void); \
+ void kh_destroy_##name(kh_##name##_t *h); \
+ void kh_clear_##name(kh_##name##_t *h); \
+ khint_t kh_get_##name(const kh_##name##_t *h, khkey_t key); \
+ int kh_resize_##name(kh_##name##_t *h, khint_t new_n_buckets); \
+ khint_t kh_put_##name(kh_##name##_t *h, khkey_t key, int *ret); \
+ void kh_del_##name(kh_##name##_t *h, khint_t x);
#define __KHASH_IMPL(name, SCOPE, khkey_t, khval_t, kh_is_map, __hash_func, __hash_equal) \
SCOPE kh_##name##_t *kh_init_##name(void) { \
@@ -332,4 +332,22 @@ typedef kh_sha1_t khash_sha1;
KHASH_INIT(sha1_pos, const unsigned char *, int, 1, sha1hash, __kh_oid_cmp)
typedef kh_sha1_pos_t khash_sha1_pos;
+static inline unsigned int oid_hash(struct object_id oid)
+{
+ return sha1hash(oid.hash);
+}
+
+static inline int oid_equal(struct object_id a, struct object_id b)
+{
+ return oideq(&a, &b);
+}
+
+KHASH_INIT(oid, struct object_id, int, 0, oid_hash, oid_equal)
+
+KHASH_INIT(oid_map, struct object_id, void *, 1, oid_hash, oid_equal)
+typedef kh_oid_t khash_oid_map;
+
+KHASH_INIT(oid_pos, struct object_id, int, 1, oid_hash, oid_equal)
+typedef kh_oid_pos_t khash_oid_pos;
+
#endif /* __AC_KHASH_H */