X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flibpspp%2Fhash.h;h=c0bc5687ea67ca320d81d0cd0323af5e0e3b1ddd;hb=a8915a78655ea9ff6242ba6ba4ed4d83253a323d;hp=aa4041c4d96b2523712e9252e8606b26c05e0e79;hpb=d952b28d04934457b559e5f099db97a183561f65;p=pspp

diff --git a/src/libpspp/hash.h b/src/libpspp/hash.h
index aa4041c4d9..c0bc5687ea 100644
--- a/src/libpspp/hash.h
+++ b/src/libpspp/hash.h
@@ -1,6 +1,5 @@
 /* PSPP - computes sample statistics.
    Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
-   Written by Ben Pfaff <blp@gnu.org>.
 
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
@@ -23,9 +22,9 @@
 #include <stddef.h>
 #include <stdbool.h>
 
-typedef int hsh_compare_func (const void *, const void *, void *aux);
-typedef unsigned hsh_hash_func (const void *, void *aux);
-typedef void hsh_free_func (void *, void *aux);
+typedef int hsh_compare_func (const void *, const void *, const void *aux);
+typedef unsigned hsh_hash_func (const void *, const void *aux);
+typedef void hsh_free_func (void *, const void *aux);
 
 /* Hash table iterator (opaque). */
 struct hsh_iterator
@@ -43,13 +42,13 @@ unsigned hsh_hash_double (double);
 /* Hash tables. */
 struct hsh_table *hsh_create (int m, hsh_compare_func *,
                               hsh_hash_func *, hsh_free_func *,
-			      void *aux);
+			      const void *aux);
 
 struct pool;
 struct hsh_table *hsh_create_pool (struct pool *pool, int m, 
 				   hsh_compare_func *,
 				   hsh_hash_func *, hsh_free_func *,
-				   void *aux);
+				   const void *aux);
 
 void hsh_clear (struct hsh_table *);
 void hsh_destroy (struct hsh_table *);
@@ -88,4 +87,109 @@ size_t hsh_count (struct hsh_table *);
 void hsh_dump (struct hsh_table *);
 #endif
 
+
+/* Const Wrappers for the above */
+
+static inline struct const_hsh_table *
+const_hsh_create (int m,
+		  hsh_compare_func *hcf,
+		  hsh_hash_func *hhf, hsh_free_func *hff,
+		  const void *aux)
+{
+  return (struct const_hsh_table *) hsh_create (m, hcf, hhf, hff, aux);
+}
+
+
+
+static inline struct const_hsh_table *
+const_hsh_create_pool (struct pool *pool, int m,
+		       hsh_compare_func *cf,
+		       hsh_hash_func *hf, hsh_free_func *ff,
+		       const void *aux)
+{
+  return (struct const_hsh_table *) hsh_create_pool (pool, m, cf, hf, ff, aux);
+}
+
+
+static inline void
+const_hsh_clear (struct const_hsh_table *h)
+{
+  hsh_clear ( (struct hsh_table *) h);
+}
+
+static inline void
+const_hsh_destroy (struct const_hsh_table *h)
+{
+  hsh_destroy ( (struct hsh_table *) h);
+}
+
+static inline void *const *
+const_hsh_sort (struct const_hsh_table *h)
+{
+  return hsh_sort ( (struct hsh_table *) h);
+}
+
+static inline void *const *
+const_hsh_data (struct const_hsh_table *h)
+{
+  return hsh_data ( (struct hsh_table *) h);
+}
+
+static inline void **
+const_hsh_sort_copy (struct const_hsh_table *h)
+{
+  return hsh_sort_copy ( (struct hsh_table *) h);
+}
+
+static inline void **
+const_hsh_data_copy (struct const_hsh_table *h)
+{
+  return hsh_data_copy ( (struct hsh_table *) h);
+}
+
+
+static inline size_t
+const_hsh_count (struct const_hsh_table *h)
+{
+  return hsh_count ( (struct hsh_table *) h);
+}
+
+static inline void *
+const_hsh_insert (struct const_hsh_table *h, const void *item)
+{
+  return hsh_insert ( (struct hsh_table *) h, (void *) item);
+}
+
+static inline void *
+const_hsh_replace (struct const_hsh_table *h, const void *item)
+{
+  return hsh_replace ( (struct hsh_table *) h, (void *) item);
+}
+
+static inline void *
+const_hsh_find (struct const_hsh_table *h, const void *item)
+{
+  return hsh_find ( (struct hsh_table *) h, (void *) item);
+}
+
+static inline bool
+const_hsh_delete (struct const_hsh_table *h, const void *item)
+{
+  return hsh_delete ( (struct hsh_table *)h, (void *) item);
+}
+
+
+static inline void *
+const_hsh_first (struct const_hsh_table *h, struct hsh_iterator *i)
+{
+  return hsh_first ( (struct hsh_table *) h, i);
+}
+
+static inline void *
+const_hsh_next (struct const_hsh_table *h, struct hsh_iterator *i)
+{
+  return hsh_next ( (struct hsh_table *) h, i);
+}
+
+
 #endif /* hash_h */