tomcat-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From cos...@apache.org
Subject cvs commit: jakarta-tomcat-connectors/jk/native2/include jk_pool.h
Date Sat, 01 Dec 2001 22:30:20 GMT
costin      01/12/01 14:30:20

  Added:       jk/native2/include jk_pool.h
  Log:
  The old jk_pool interface, with virtual methods. If mod_jk will be used with
  APR, apr pools can be used instead.
  
  Revision  Changes    Path
  1.1                  jakarta-tomcat-connectors/jk/native2/include/jk_pool.h
  
  Index: jk_pool.h
  ===================================================================
  /* ========================================================================= *
   *                                                                           *
   *                 The Apache Software License,  Version 1.1                 *
   *                                                                           *
   *          Copyright (c) 1999-2001 The Apache Software Foundation.          *
   *                           All rights reserved.                            *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * Redistribution and use in source and binary forms,  with or without modi- *
   * fication, are permitted provided that the following conditions are met:   *
   *                                                                           *
   * 1. Redistributions of source code  must retain the above copyright notice *
   *    notice, this list of conditions and the following disclaimer.          *
   *                                                                           *
   * 2. Redistributions  in binary  form  must  reproduce the  above copyright *
   *    notice,  this list of conditions  and the following  disclaimer in the *
   *    documentation and/or other materials provided with the distribution.   *
   *                                                                           *
   * 3. The end-user documentation  included with the redistribution,  if any, *
   *    must include the following acknowlegement:                             *
   *                                                                           *
   *       "This product includes  software developed  by the Apache  Software *
   *        Foundation <http://www.apache.org/>."                              *
   *                                                                           *
   *    Alternately, this acknowlegement may appear in the software itself, if *
   *    and wherever such third-party acknowlegements normally appear.         *
   *                                                                           *
   * 4. The names  "The  Jakarta  Project",  "Jk",  and  "Apache  Software     *
   *    Foundation"  must not be used  to endorse or promote  products derived *
   *    from this  software without  prior  written  permission.  For  written *
   *    permission, please contact <apache@apache.org>.                        *
   *                                                                           *
   * 5. Products derived from this software may not be called "Apache" nor may *
   *    "Apache" appear in their names without prior written permission of the *
   *    Apache Software Foundation.                                            *
   *                                                                           *
   * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES *
   * INCLUDING, BUT NOT LIMITED TO,  THE IMPLIED WARRANTIES OF MERCHANTABILITY *
   * AND FITNESS FOR  A PARTICULAR PURPOSE  ARE DISCLAIMED.  IN NO EVENT SHALL *
   * THE APACHE  SOFTWARE  FOUNDATION OR  ITS CONTRIBUTORS  BE LIABLE  FOR ANY *
   * DIRECT,  INDIRECT,   INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL *
   * DAMAGES (INCLUDING,  BUT NOT LIMITED TO,  PROCUREMENT OF SUBSTITUTE GOODS *
   * OR SERVICES;  LOSS OF USE,  DATA,  OR PROFITS;  OR BUSINESS INTERRUPTION) *
   * HOWEVER CAUSED AND  ON ANY  THEORY  OF  LIABILITY,  WHETHER IN  CONTRACT, *
   * STRICT 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.                                               *
   *                                                                           *
   * ========================================================================= *
   *                                                                           *
   * This software  consists of voluntary  contributions made  by many indivi- *
   * duals on behalf of the  Apache Software Foundation.  For more information *
   * on the Apache Software Foundation, please see <http://www.apache.org/>.   *
   *                                                                           *
   * ========================================================================= */
  
  /***************************************************************************
   * Description: Memory Pool object header file                             *
   * Author:      Gal Shachor <shachor@il.ibm.com>                           *
   * Version:     $Revision: 1.1 $                                           *
   ***************************************************************************/
  #ifndef _JK_POOL_H
  #define _JK_POOL_H
  
  #include "jk_global.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif /* __cplusplus */
  
  /**
   * @file jk_pool.h
   * @brief Jk memory allocation
   *
   * Similar with apr_pools, but completely unsynchronized.
   * XXX use same names
   * 
   */
  
  /*
   * The pool atom (basic pool alocation unit) is an 8 byte long. 
   * Each allocation (even for 1 byte) will return a round up to the 
   * number of atoms. 
   * 
   * This is to help in alignment of 32/64 bit machines ...
   * G.S
   */
  #ifdef WIN32
      typedef __int64     jk_pool_atom_t;
  #elif defined(AIX)
      typedef long long   jk_pool_atom_t;
  #elif defined(SOLARIS)
      typedef long long   jk_pool_atom_t;
  #elif defined(LINUX)
      typedef long long   jk_pool_atom_t;
  #elif defined(FREEBSD)
      typedef long long   jk_pool_atom_t;
  #elif defined(OS2)
      typedef long long   jk_pool_atom_t;
  #elif defined(NETWARE)
      typedef long long   jk_pool_atom_t;
  #elif defined(HPUX11)
      typedef long long   jk_pool_atom_t;
  #elif defined(IRIX)
      typedef long long   jk_pool_atom_t;
  #else
      typedef long long   jk_pool_atom_t;
  #endif
  
  /* 
   * Pool size in number of pool atoms.
   */
  #define TINY_POOL_SIZE 256                  /* Tiny 1/4K atom pool. */
  #define SMALL_POOL_SIZE 512                 /* Small 1/2K atom pool. */
  #define BIG_POOL_SIZE   2*SMALL_POOL_SIZE   /* Bigger 1K atom pool. */
  #define HUGE_POOL_SIZE  2*BIG_POOL_SIZE     /* Huge 2K atom pool. */
  
  struct jk_pool;
  typedef struct jk_pool jk_pool_t;
  
  
  /** XXX Move it to impl, make it incomplete 
   */
  struct jk_pool {
  
      void (*open)(jk_pool_t *_this, 
                   jk_pool_atom_t *buf,
                   unsigned size);
      
      void (*close)(jk_pool_t *_this);
      
      void (*reset)(jk_pool_t *_this);
  
      void *(*alloc)(jk_pool_t *_this);
  
      void *(*strdup)(jk_pool_t *_this, const char *s);
          
      /* Private data - XXX move to impl */
      unsigned size;      
      unsigned pos;       
      char     *buf;      
      unsigned dyn_size;  
      unsigned dyn_pos;   
      void     **dynamic;
  };
  void jk_open_pool(jk_pool_t *p,
                    jk_pool_atom_t *buf,
                    unsigned size);
  
  void jk_close_pool(jk_pool_t *p);
  
  void jk_reset_pool(jk_pool_t *p);
  
  void *jk_pool_alloc(jk_pool_t *p, 
                      size_t sz);
  
  void *jk_pool_realloc(jk_pool_t *p, 
                        size_t sz,
                        const void *old,
                        size_t old_sz);
  
  void *jk_pool_strdup(jk_pool_t *p, 
                       const char *s);
  
  #ifdef __cplusplus
  }
  #endif /* __cplusplus */
  
  #endif /* _JK_POOL_H */
  
  
  

--
To unsubscribe, e-mail:   <mailto:tomcat-dev-unsubscribe@jakarta.apache.org>
For additional commands, e-mail: <mailto:tomcat-dev-help@jakarta.apache.org>


Mime
View raw message