/* hash key -- defined separately for use as shared pointer */
struct hek {
- U32 hek_hash; /* hash of key */
- I32 hek_len; /* length of hash key */
- char hek_key[1]; /* variable-length hash key */
+ U32 hek_hash; /* computed hash of key */
+ I32 hek_len; /* length of the hash key */
+ /* Be careful! Sometimes we store a pointer in the hek_key
+ * buffer, which means it must be 8 byte aligned or things
+ * dont work on aligned platforms like HPUX
+ * Also beware, the last byte of the hek_key buffer is a
+ * hidden flags byte about the key. */
+ char hek_key[1]; /* variable-length hash key */
/* the hash-key is \0-terminated */
/* after the \0 there is a byte for flags, such as whether the key
- is UTF-8 */
+ is UTF-8 or WAS-UTF-8, or an SV */
};
struct shared_he {
U32 xhv_last_rand; /* last random value for hash traversal,
used to detect each() after insert for warnings */
#endif
- U32 xhv_fill_lazy;
U32 xhv_aux_flags; /* assorted extra flags */
};
(HV_FETCH_ISSTORE|HV_FETCH_JUST_SV), \
(val), (hash)))
+
+
#define hv_exists(hv, key, klen) \
(hv_common_key_len((hv), (key), (klen), HV_FETCH_ISEXISTS, NULL, 0) \
? TRUE : FALSE)
(MUTABLE_SV(hv_common_key_len((hv), (key), (klen), \
(flags) | HV_DELETE, NULL, 0)))
+/* Provide 's' suffix subs for constant strings (and avoid needing to count
+ * chars). See STR_WITH_LEN in handy.h - because these are macros we cant use
+ * STR_WITH_LEN to do the work, we have to unroll it. */
+#define hv_existss(hv, key) \
+ hv_exists((hv), ("" key ""), (sizeof(key)-1))
+
+#define hv_fetchs(hv, key, lval) \
+ hv_fetch((hv), ("" key ""), (sizeof(key)-1), (lval))
+
+#define hv_deletes(hv, key, flags) \
+ hv_delete((hv), ("" key ""), (sizeof(key)-1), (flags))
+
+#define hv_name_sets(hv, name, flags) \
+ hv_name_set((hv),("" name ""),(sizeof(name)-1), flags)
+
+#define hv_stores(hv, key, val) \
+ hv_store((hv), ("" key ""), (sizeof(key)-1), (val), 0)
+
#ifdef PERL_CORE
# define hv_storehek(hv, hek, val) \
hv_common((hv), NULL, HEK_KEY(hek), HEK_LEN(hek), HEK_UTF8(hek), \