* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
- *
+ *
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
+ *
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
- *
+ *
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
+ * 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
+ *
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
- *
+ *
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
-/* Header for dynamic hash table routines
- * Author - Eric Young
+/*
+ * Header for dynamic hash table routines Author - Eric Young
*/
#ifndef HEADER_LHASH_H
-#define HEADER_LHASH_H
+# define HEADER_LHASH_H
-#ifndef NO_FP_API
-#include <stdio.h>
-#endif
+# include <openssl/e_os2.h>
+# ifndef OPENSSL_NO_STDIO
+# include <stdio.h>
+# endif
-#ifndef NO_BIO
-#include <openssl/bio.h>
-#endif
+# include <openssl/bio.h>
#ifdef __cplusplus
extern "C" {
#endif
-typedef struct lhash_node_st
- {
- const void *data;
- struct lhash_node_st *next;
-#ifndef NO_HASH_COMP
- unsigned long hash;
-#endif
- } LHASH_NODE;
-
-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 *, const void *);
-
-/* Macros for declaring and implementing type-safe wrappers for LHASH callbacks.
- * This way, callbacks can be provided to LHASH structures without function
- * pointer casting and the macro-defined callbacks provide per-variable casting
- * before deferring to the underlying type-specific callbacks. NB: It is
- * possible to place a "static" in front of both the DECLARE and IMPLEMENT
- * macros if the functions are strictly internal. */
+typedef struct lhash_node_st {
+ void *data;
+ struct lhash_node_st *next;
+ unsigned long hash;
+} LHASH_NODE;
+
+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) (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 pointer casting and the macro-defined callbacks provide
+ * per-variable casting before deferring to the underlying type-specific
+ * callbacks. NB: It is possible to place a "static" in front of both the
+ * DECLARE and IMPLEMENT 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
-
-typedef struct lhash_st
- {
- LHASH_NODE **b;
- LHASH_COMP_FN_TYPE comp;
- LHASH_HASH_FN_TYPE hash;
- unsigned int num_nodes;
- unsigned int num_alloc_nodes;
- unsigned int p;
- unsigned int pmax;
- unsigned long up_load; /* load times 256 */
- unsigned long down_load; /* load times 256 */
- unsigned long num_items;
-
- unsigned long num_expands;
- unsigned long num_expand_reallocs;
- unsigned long num_contracts;
- unsigned long num_contract_reallocs;
- unsigned long num_hash_calls;
- unsigned long num_comp_calls;
- unsigned long num_insert;
- unsigned long num_replace;
- unsigned long num_delete;
- unsigned long num_no_delete;
- unsigned long num_retrieve;
- unsigned long num_retrieve_miss;
- unsigned long num_hash_comps;
-
- int error;
- } LHASH;
-
-#define LH_LOAD_MULT 256
-
-/* Indicates a malloc() error in the last call, this is only bad
- * 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, const void *arg);
+# 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(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(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 {
+ LHASH_NODE **b;
+ LHASH_COMP_FN_TYPE comp;
+ LHASH_HASH_FN_TYPE hash;
+ unsigned int num_nodes;
+ unsigned int num_alloc_nodes;
+ unsigned int p;
+ unsigned int pmax;
+ unsigned long up_load; /* load times 256 */
+ unsigned long down_load; /* load times 256 */
+ unsigned long num_items;
+ unsigned long num_expands;
+ unsigned long num_expand_reallocs;
+ unsigned long num_contracts;
+ unsigned long num_contract_reallocs;
+ unsigned long num_hash_calls;
+ unsigned long num_comp_calls;
+ unsigned long num_insert;
+ unsigned long num_replace;
+ unsigned long num_delete;
+ unsigned long num_no_delete;
+ unsigned long num_retrieve;
+ unsigned long num_retrieve_miss;
+ unsigned long num_hash_comps;
+ int error;
+} _LHASH; /* Do not use _LHASH directly, use LHASH_OF
+ * and friends */
+
+# define LH_LOAD_MULT 256
+
+/*
+ * Indicates a malloc() error in the last call, this is only bad 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, 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_STDIO
+void lh_stats(const _LHASH *lh, FILE *fp);
+void lh_node_stats(const _LHASH *lh, FILE *fp);
+void lh_node_usage_stats(const _LHASH *lh, FILE *fp);
+# endif
+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);
+
+/* 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);
-#ifndef 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);
-#endif
-
-#ifndef 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);
-#endif
#ifdef __cplusplus
}
#endif
#endif
-
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