src/cache.c

   1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2
   3 /*  Monkey HTTP Daemon
   4  *  ------------------
   5  *  Copyright (C) 2001-2010, Eduardo Silva P. <edsiper@gmail.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU Library General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  */
  21
  22 #include <pthread.h>
  23 #include "iov.h"
  24 #include "cache.h"
  25 #include "request.h"
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include "utils.h"
  30
  31 /* This function is called when a thread is created */
  32 void mk_cache_thread_init()
  33 {
  34     struct request_idx *cache_request_idx;
  35     struct mk_iov *cache_iov_header;
  36     struct header_toc *cache_header_toc;
  37     mk_pointer *cache_header_lm;
  38     mk_pointer *cache_header_cl;
  39
  40     /* client request index */
  41     cache_request_idx = mk_mem_malloc(sizeof(struct request_idx));
  42     cache_request_idx->first = NULL;
  43     cache_request_idx->last = NULL;
  44     pthread_setspecific(request_index, (void *) cache_request_idx);
  45
  46     /* Cache header request -> last modified */
  47     cache_header_lm = mk_mem_malloc_z(sizeof(mk_pointer));
  48     cache_header_lm->data = mk_mem_malloc_z(32);
  49     cache_header_lm->len = -1;
  50     pthread_setspecific(mk_cache_header_lm, (void *) cache_header_lm);
  51
  52     /* Cache header request -> content length */
  53     cache_header_cl = mk_mem_malloc_z(sizeof(mk_pointer));
  54     cache_header_cl->data = mk_mem_malloc_z(MK_UTILS_INT2MKP_BUFFER_LEN);
  55     cache_header_cl->len = -1;
  56     pthread_setspecific(mk_cache_header_cl, (void *) cache_header_cl);
  57
  58     /* Cache iov header struct */
  59     cache_iov_header = mk_iov_create(32, 0);
  60     pthread_setspecific(mk_cache_iov_header, (void *) cache_iov_header);
  61
  62     /* Cache header toc, monkey just search for MK_KNOWN_HEADERS
  63      * in request
  64      */
  65     cache_header_toc = mk_mem_malloc_z(sizeof(struct header_toc) *
  66                                        MK_KNOWN_HEADERS);
  67     pthread_setspecific(mk_cache_header_toc, (void *) cache_header_toc);
  68 }
  69
  70 void *mk_cache_get(pthread_key_t key)
  71 {
  72     return ( void *) pthread_getspecific(key);
  73 }