X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Flhash%2Flhash.h;h=e7d87635911af99f0472c3a7fd60e1310230b296;hb=dfcf48f499f19fd17a3aee03151ea301814ea6ec;hp=7c1d4864253498749fccf2ee8fac98eedb28ab8a;hpb=08a54f6e6a2bf705eb26489e2023b53e1e99607d;p=oweals%2Fopenssl.git

diff --git a/crypto/lhash/lhash.h b/crypto/lhash/lhash.h
index 7c1d486425..e7d8763591 100644
--- a/crypto/lhash/lhash.h
+++ b/crypto/lhash/lhash.h
@@ -78,7 +78,7 @@ extern "C" {
 
 typedef struct lhash_node_st
 	{
-	const void *data;
+	void *data;
 	struct lhash_node_st *next;
 #ifndef OPENSSL_NO_HASH_COMP
 	unsigned long hash;
@@ -87,8 +87,8 @@ typedef struct lhash_node_st
 
 typedef int (*LHASH_COMP_FN_TYPE)(const void *, const void *);
 typedef unsigned long (*LHASH_HASH_FN_TYPE)(const void *);
-typedef void (*LHASH_DOALL_FN_TYPE)(const void *);
-typedef void (*LHASH_DOALL_ARG_FN_TYPE)(const void *, void *);
+typedef void (*LHASH_DOALL_FN_TYPE)(void *);
+typedef void (*LHASH_DOALL_ARG_FN_TYPE)(void *, void *);
 
 /* Macros for declaring and implementing type-safe wrappers for LHASH callbacks.
  * This way, callbacks can be provided to LHASH structures without function
@@ -98,42 +98,42 @@ typedef void (*LHASH_DOALL_ARG_FN_TYPE)(const void *, void *);
  * macros if the functions are strictly internal. */
 
 /* First: "hash" functions */
-#define DECLARE_LHASH_HASH_FN(f_name,o_type) \
-	unsigned long f_name##_LHASH_HASH(const void *);
-#define IMPLEMENT_LHASH_HASH_FN(f_name,o_type) \
-	unsigned long f_name##_LHASH_HASH(const void *arg) { \
-		o_type a = (o_type)arg; \
-		return f_name(a); }
-#define LHASH_HASH_FN(f_name) f_name##_LHASH_HASH
+#define DECLARE_LHASH_HASH_FN(name, o_type) \
+	unsigned long name##_LHASH_HASH(const void *);
+#define IMPLEMENT_LHASH_HASH_FN(name, o_type) \
+	unsigned long name##_LHASH_HASH(const void *arg) { \
+		const o_type *a = arg; \
+		return name##_hash(a); }
+#define LHASH_HASH_FN(name) name##_LHASH_HASH
 
 /* Second: "compare" functions */
-#define DECLARE_LHASH_COMP_FN(f_name,o_type) \
-	int f_name##_LHASH_COMP(const void *, const void *);
-#define IMPLEMENT_LHASH_COMP_FN(f_name,o_type) \
-	int f_name##_LHASH_COMP(const void *arg1, const void *arg2) { \
-		o_type a = (o_type)arg1; \
-		o_type b = (o_type)arg2; \
-		return f_name(a,b); }
-#define LHASH_COMP_FN(f_name) f_name##_LHASH_COMP
+#define DECLARE_LHASH_COMP_FN(name, o_type) \
+	int name##_LHASH_COMP(const void *, const void *);
+#define IMPLEMENT_LHASH_COMP_FN(name, o_type) \
+	int name##_LHASH_COMP(const void *arg1, const void *arg2) { \
+		const o_type *a = arg1;		    \
+		const o_type *b = arg2; \
+		return name##_cmp(a,b); }
+#define LHASH_COMP_FN(name) name##_LHASH_COMP
 
 /* Third: "doall" functions */
-#define DECLARE_LHASH_DOALL_FN(f_name,o_type) \
-	void f_name##_LHASH_DOALL(const void *);
-#define IMPLEMENT_LHASH_DOALL_FN(f_name,o_type) \
-	void f_name##_LHASH_DOALL(const void *arg) { \
-		o_type a = (o_type)arg; \
-		f_name(a); }
-#define LHASH_DOALL_FN(f_name) f_name##_LHASH_DOALL
+#define DECLARE_LHASH_DOALL_FN(name, o_type) \
+	void name##_LHASH_DOALL(void *);
+#define IMPLEMENT_LHASH_DOALL_FN(name, o_type) \
+	void name##_LHASH_DOALL(void *arg) { \
+		o_type *a = arg; \
+		name##_doall(a); }
+#define LHASH_DOALL_FN(name) name##_LHASH_DOALL
 
 /* Fourth: "doall_arg" functions */
-#define DECLARE_LHASH_DOALL_ARG_FN(f_name,o_type,a_type) \
-	void f_name##_LHASH_DOALL_ARG(const void *, void *);
-#define IMPLEMENT_LHASH_DOALL_ARG_FN(f_name,o_type,a_type) \
-	void f_name##_LHASH_DOALL_ARG(const void *arg1, void *arg2) { \
-		o_type a = (o_type)arg1; \
-		a_type b = (a_type)arg2; \
-		f_name(a,b); }
-#define LHASH_DOALL_ARG_FN(f_name) f_name##_LHASH_DOALL_ARG
+#define DECLARE_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
+	void name##_LHASH_DOALL_ARG(void *, void *);
+#define IMPLEMENT_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
+	void name##_LHASH_DOALL_ARG(void *arg1, void *arg2) { \
+		o_type *a = arg1; \
+		a_type *b = arg2; \
+		name##_doall_arg(a, b); }
+#define LHASH_DOALL_ARG_FN(name) name##_LHASH_DOALL_ARG
 
 typedef struct lhash_st
 	{
@@ -163,7 +163,8 @@ typedef struct lhash_st
 	unsigned long num_hash_comps;
 
 	int error;
-	} LHASH;
+	} _LHASH;	/* Do not use _LHASH directly, use LHASH_OF
+			 * and friends */
 
 #define LH_LOAD_MULT	256
 
@@ -171,27 +172,67 @@ typedef struct lhash_st
  * in lh_insert(). */
 #define lh_error(lh)	((lh)->error)
 
-LHASH *lh_new(LHASH_HASH_FN_TYPE h, LHASH_COMP_FN_TYPE c);
-void lh_free(LHASH *lh);
-void *lh_insert(LHASH *lh, const void *data);
-void *lh_delete(LHASH *lh, const void *data);
-void *lh_retrieve(LHASH *lh, const void *data);
-void lh_doall(LHASH *lh, LHASH_DOALL_FN_TYPE func);
-void lh_doall_arg(LHASH *lh, LHASH_DOALL_ARG_FN_TYPE func, void *arg);
+_LHASH *lh_new(LHASH_HASH_FN_TYPE h, LHASH_COMP_FN_TYPE c);
+void lh_free(_LHASH *lh);
+void *lh_insert(_LHASH *lh, void *data);
+void *lh_delete(_LHASH *lh, const void *data);
+void *lh_retrieve(_LHASH *lh, const void *data);
+void lh_doall(_LHASH *lh, LHASH_DOALL_FN_TYPE func);
+void lh_doall_arg(_LHASH *lh, LHASH_DOALL_ARG_FN_TYPE func, void *arg);
 unsigned long lh_strhash(const char *c);
-unsigned long lh_num_items(const LHASH *lh);
+unsigned long lh_num_items(const _LHASH *lh);
 
 #ifndef OPENSSL_NO_FP_API
-void lh_stats(const LHASH *lh, FILE *out);
-void lh_node_stats(const LHASH *lh, FILE *out);
-void lh_node_usage_stats(const LHASH *lh, FILE *out);
+void lh_stats(const _LHASH *lh, FILE *out);
+void lh_node_stats(const _LHASH *lh, FILE *out);
+void lh_node_usage_stats(const _LHASH *lh, FILE *out);
 #endif
 
 #ifndef OPENSSL_NO_BIO
-void lh_stats_bio(const LHASH *lh, BIO *out);
-void lh_node_stats_bio(const LHASH *lh, BIO *out);
-void lh_node_usage_stats_bio(const LHASH *lh, BIO *out);
+void lh_stats_bio(const _LHASH *lh, BIO *out);
+void lh_node_stats_bio(const _LHASH *lh, BIO *out);
+void lh_node_usage_stats_bio(const _LHASH *lh, BIO *out);
 #endif
+
+/* Type checking... */
+
+#define LHASH_OF(type) struct lhash_st_##type
+
+#define DECLARE_LHASH_OF(type) LHASH_OF(type) { int dummy; }
+
+#define CHECKED_LHASH_OF(type,lh) \
+  ((_LHASH *)CHECKED_PTR_OF(LHASH_OF(type),lh))
+
+/* Define wrapper functions. */
+#define LHM_lh_new(type, name) \
+  ((LHASH_OF(type) *)lh_new(LHASH_HASH_FN(name), LHASH_COMP_FN(name)))
+#define LHM_lh_error(type, lh) \
+  lh_error(CHECKED_LHASH_OF(type,lh))
+#define LHM_lh_insert(type, lh, inst) \
+  ((type *)lh_insert(CHECKED_LHASH_OF(type, lh), \
+		     CHECKED_PTR_OF(type, inst)))
+#define LHM_lh_retrieve(type, lh, inst) \
+  ((type *)lh_retrieve(CHECKED_LHASH_OF(type, lh), \
+		       CHECKED_PTR_OF(type, inst)))
+#define LHM_lh_delete(type, lh, inst) \
+  ((type *)lh_delete(CHECKED_LHASH_OF(type, lh),			\
+		     CHECKED_PTR_OF(type, inst)))
+#define LHM_lh_doall(type, lh,fn) lh_doall(CHECKED_LHASH_OF(type, lh), fn)
+#define LHM_lh_doall_arg(type, lh, fn, arg_type, arg) \
+  lh_doall_arg(CHECKED_LHASH_OF(type, lh), fn, CHECKED_PTR_OF(arg_type, arg))
+#define LHM_lh_num_items(type, lh) lh_num_items(CHECKED_LHASH_OF(type, lh))
+#define LHM_lh_down_load(type, lh) (CHECKED_LHASH_OF(type, lh)->down_load)
+#define LHM_lh_node_stats_bio(type, lh, out) \
+  lh_node_stats_bio(CHECKED_LHASH_OF(type, lh), out)
+#define LHM_lh_node_usage_stats_bio(type, lh, out) \
+  lh_node_usage_stats_bio(CHECKED_LHASH_OF(type, lh), out)
+#define LHM_lh_stats_bio(type, lh, out) \
+  lh_stats_bio(CHECKED_LHASH_OF(type, lh), out)
+#define LHM_lh_free(type, lh) lh_free(CHECKED_LHASH_OF(type, lh))
+
+DECLARE_LHASH_OF(OPENSSL_STRING);
+DECLARE_LHASH_OF(OPENSSL_CSTRING);
+
 #ifdef  __cplusplus
 }
 #endif