112 lines
2.5 KiB
C
112 lines
2.5 KiB
C
/* $Id: conns.c,v 1.10 2002-04-18 21:43:52 rjkaes Exp $
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*
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* Create and free the connection structure. One day there could be
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* other connnection related tasks put here, but for now the header
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* file and this file are only used for create/free functions and the
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* connection structure definition.
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*
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* Copyright (C) 2001 Robert James Kaes (rjkaes@flarenet.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#include "tinyproxy.h"
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#include "buffer.h"
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#include "conns.h"
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#include "stats.h"
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#include "utils.h"
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struct conn_s *
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initialize_conn(int client_fd)
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{
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struct conn_s *connptr;
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struct buffer_s *cbuffer, *sbuffer;
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assert(client_fd >= 0);
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/*
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* Allocate the memory for all the internal componets
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*/
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cbuffer = new_buffer();
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sbuffer = new_buffer();
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if (!cbuffer || !sbuffer)
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goto error_exit;
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/*
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* Allocate the space for the conn_s structure itself.
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*/
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connptr = safemalloc(sizeof(struct conn_s));
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if (!connptr)
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goto error_exit;
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connptr->client_fd = client_fd;
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connptr->server_fd = -1;
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connptr->cbuffer = cbuffer;
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connptr->sbuffer = sbuffer;
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connptr->request_line = NULL;
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/* These store any error strings */
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connptr->error_string = NULL;
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connptr->error_number = -1;
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connptr->connect_method = FALSE;
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connptr->show_stats = FALSE;
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connptr->protocol.major = connptr->protocol.minor = 0;
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connptr->remote_content_length = -1;
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update_stats(STAT_OPEN);
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return connptr;
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error_exit:
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/*
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* If we got here, there was a problem allocating memory
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*/
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if (cbuffer)
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delete_buffer(cbuffer);
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if (sbuffer)
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delete_buffer(sbuffer);
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return NULL;
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}
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void
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destroy_conn(struct conn_s *connptr)
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{
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assert(connptr != NULL);
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if (connptr->client_fd != -1)
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close(connptr->client_fd);
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if (connptr->server_fd != -1)
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close(connptr->server_fd);
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if (connptr->cbuffer)
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delete_buffer(connptr->cbuffer);
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if (connptr->sbuffer)
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delete_buffer(connptr->sbuffer);
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if (connptr->request_line)
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safefree(connptr->request_line);
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if (connptr->error_string)
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safefree(connptr->error_string);
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safefree(connptr);
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update_stats(STAT_CLOSE);
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}
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