--- /dev/null
+/* crypto/lhash/lhash.h */\r
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)\r
+ * All rights reserved.\r
+ *\r
+ * This package is an SSL implementation written\r
+ * by Eric Young (eay@cryptsoft.com).\r
+ * The implementation was written so as to conform with Netscapes SSL.\r
+ * \r
+ * This library is free for commercial and non-commercial use as long as\r
+ * the following conditions are aheared to. The following conditions\r
+ * apply to all code found in this distribution, be it the RC4, RSA,\r
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation\r
+ * included with this distribution is covered by the same copyright terms\r
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).\r
+ * \r
+ * Copyright remains Eric Young's, and as such any Copyright notices in\r
+ * the code are not to be removed.\r
+ * If this package is used in a product, Eric Young should be given attribution\r
+ * as the author of the parts of the library used.\r
+ * This can be in the form of a textual message at program startup or\r
+ * in documentation (online or textual) provided with the package.\r
+ * \r
+ * Redistribution and use in source and binary forms, with or without\r
+ * modification, are permitted provided that the following conditions\r
+ * are met:\r
+ * 1. Redistributions of source code must retain the copyright\r
+ * notice, this list of conditions and the following disclaimer.\r
+ * 2. Redistributions in binary form must reproduce the above copyright\r
+ * notice, this list of conditions and the following disclaimer in the\r
+ * documentation and/or other materials provided with the distribution.\r
+ * 3. All advertising materials mentioning features or use of this software\r
+ * must display the following acknowledgement:\r
+ * "This product includes cryptographic software written by\r
+ * Eric Young (eay@cryptsoft.com)"\r
+ * The word 'cryptographic' can be left out if the rouines from the library\r
+ * being used are not cryptographic related :-).\r
+ * 4. If you include any Windows specific code (or a derivative thereof) from \r
+ * the apps directory (application code) you must include an acknowledgement:\r
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"\r
+ * \r
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND\r
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE\r
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL\r
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS\r
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY\r
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF\r
+ * SUCH DAMAGE.\r
+ * \r
+ * The licence and distribution terms for any publically available version or\r
+ * derivative of this code cannot be changed. i.e. this code cannot simply be\r
+ * copied and put under another distribution licence\r
+ * [including the GNU Public Licence.]\r
+ */\r
+\r
+/* Header for dynamic hash table routines\r
+ * Author - Eric Young\r
+ */\r
+\r
+#ifndef HEADER_LHASH_H\r
+#define HEADER_LHASH_H\r
+\r
+#include <openssl/e_os2.h>\r
+#ifndef OPENSSL_NO_FP_API\r
+#include <stdio.h>\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_BIO\r
+#include <openssl/bio.h>\r
+#endif\r
+\r
+#ifdef __cplusplus\r
+extern "C" {\r
+#endif\r
+\r
+typedef struct lhash_node_st\r
+ {\r
+ void *data;\r
+ struct lhash_node_st *next;\r
+#ifndef OPENSSL_NO_HASH_COMP\r
+ unsigned long hash;\r
+#endif\r
+ } LHASH_NODE;\r
+\r
+typedef int (*LHASH_COMP_FN_TYPE)(const void *, const void *);\r
+typedef unsigned long (*LHASH_HASH_FN_TYPE)(const void *);\r
+typedef void (*LHASH_DOALL_FN_TYPE)(void *);\r
+typedef void (*LHASH_DOALL_ARG_FN_TYPE)(void *, void *);\r
+\r
+/* Macros for declaring and implementing type-safe wrappers for LHASH callbacks.\r
+ * This way, callbacks can be provided to LHASH structures without function\r
+ * pointer casting and the macro-defined callbacks provide per-variable casting\r
+ * before deferring to the underlying type-specific callbacks. NB: It is\r
+ * possible to place a "static" in front of both the DECLARE and IMPLEMENT\r
+ * macros if the functions are strictly internal. */\r
+\r
+/* First: "hash" functions */\r
+#define DECLARE_LHASH_HASH_FN(f_name,o_type) \\r
+ unsigned long f_name##_LHASH_HASH(const void *);\r
+#define IMPLEMENT_LHASH_HASH_FN(f_name,o_type) \\r
+ unsigned long f_name##_LHASH_HASH(const void *arg) { \\r
+ o_type a = (o_type)arg; \\r
+ return f_name(a); }\r
+#define LHASH_HASH_FN(f_name) f_name##_LHASH_HASH\r
+\r
+/* Second: "compare" functions */\r
+#define DECLARE_LHASH_COMP_FN(f_name,o_type) \\r
+ int f_name##_LHASH_COMP(const void *, const void *);\r
+#define IMPLEMENT_LHASH_COMP_FN(f_name,o_type) \\r
+ int f_name##_LHASH_COMP(const void *arg1, const void *arg2) { \\r
+ o_type a = (o_type)arg1; \\r
+ o_type b = (o_type)arg2; \\r
+ return f_name(a,b); }\r
+#define LHASH_COMP_FN(f_name) f_name##_LHASH_COMP\r
+\r
+/* Third: "doall" functions */\r
+#define DECLARE_LHASH_DOALL_FN(f_name,o_type) \\r
+ void f_name##_LHASH_DOALL(void *);\r
+#define IMPLEMENT_LHASH_DOALL_FN(f_name,o_type) \\r
+ void f_name##_LHASH_DOALL(void *arg) { \\r
+ o_type a = (o_type)arg; \\r
+ f_name(a); }\r
+#define LHASH_DOALL_FN(f_name) f_name##_LHASH_DOALL\r
+\r
+/* Fourth: "doall_arg" functions */\r
+#define DECLARE_LHASH_DOALL_ARG_FN(f_name,o_type,a_type) \\r
+ void f_name##_LHASH_DOALL_ARG(void *, void *);\r
+#define IMPLEMENT_LHASH_DOALL_ARG_FN(f_name,o_type,a_type) \\r
+ void f_name##_LHASH_DOALL_ARG(void *arg1, void *arg2) { \\r
+ o_type a = (o_type)arg1; \\r
+ a_type b = (a_type)arg2; \\r
+ f_name(a,b); }\r
+#define LHASH_DOALL_ARG_FN(f_name) f_name##_LHASH_DOALL_ARG\r
+\r
+typedef struct lhash_st\r
+ {\r
+ LHASH_NODE **b;\r
+ LHASH_COMP_FN_TYPE comp;\r
+ LHASH_HASH_FN_TYPE hash;\r
+ unsigned int num_nodes;\r
+ unsigned int num_alloc_nodes;\r
+ unsigned int p;\r
+ unsigned int pmax;\r
+ unsigned long up_load; /* load times 256 */\r
+ unsigned long down_load; /* load times 256 */\r
+ unsigned long num_items;\r
+\r
+ unsigned long num_expands;\r
+ unsigned long num_expand_reallocs;\r
+ unsigned long num_contracts;\r
+ unsigned long num_contract_reallocs;\r
+ unsigned long num_hash_calls;\r
+ unsigned long num_comp_calls;\r
+ unsigned long num_insert;\r
+ unsigned long num_replace;\r
+ unsigned long num_delete;\r
+ unsigned long num_no_delete;\r
+ unsigned long num_retrieve;\r
+ unsigned long num_retrieve_miss;\r
+ unsigned long num_hash_comps;\r
+\r
+ int error;\r
+ } LHASH;\r
+\r
+#define LH_LOAD_MULT 256\r
+\r
+/* Indicates a malloc() error in the last call, this is only bad\r
+ * in lh_insert(). */\r
+#define lh_error(lh) ((lh)->error)\r
+\r
+LHASH *lh_new(LHASH_HASH_FN_TYPE h, LHASH_COMP_FN_TYPE c);\r
+void lh_free(LHASH *lh);\r
+void *lh_insert(LHASH *lh, void *data);\r
+void *lh_delete(LHASH *lh, const void *data);\r
+void *lh_retrieve(LHASH *lh, const void *data);\r
+void lh_doall(LHASH *lh, LHASH_DOALL_FN_TYPE func);\r
+void lh_doall_arg(LHASH *lh, LHASH_DOALL_ARG_FN_TYPE func, void *arg);\r
+unsigned long lh_strhash(const char *c);\r
+unsigned long lh_num_items(const LHASH *lh);\r
+\r
+#ifndef OPENSSL_NO_FP_API\r
+void lh_stats(const LHASH *lh, FILE *out);\r
+void lh_node_stats(const LHASH *lh, FILE *out);\r
+void lh_node_usage_stats(const LHASH *lh, FILE *out);\r
+#endif\r
+\r
+#ifndef OPENSSL_NO_BIO\r
+void lh_stats_bio(const LHASH *lh, BIO *out);\r
+void lh_node_stats_bio(const LHASH *lh, BIO *out);\r
+void lh_node_usage_stats_bio(const LHASH *lh, BIO *out);\r
+#endif\r
+#ifdef __cplusplus\r
+}\r
+#endif\r
+\r
+#endif\r
+\r
projects / lab.git / blobdiff