src/HttpBody.cc

   1
   2
   3 /*
   4  * $Id: HttpBody.cc,v 1.9 1998/04/24 07:09:27 wessels Exp $
   5  *
   6  * DEBUG: section 56    HTTP Message Body
   7  * AUTHOR: Alex Rousskov
   8  *
   9  * SQUID Internet Object Cache  http://squid.nlanr.net/Squid/
  10  * --------------------------------------------------------
  11  *
  12  *  Squid is the result of efforts by numerous individuals from the
  13  *  Internet community.  Development is led by Duane Wessels of the
  14  *  National Laboratory for Applied Network Research and funded by
  15  *  the National Science Foundation.
  16  *
  17  *  This program is free software; you can redistribute it and/or modify
  18  *  it under the terms of the GNU General Public License as published by
  19  *  the Free Software Foundation; either version 2 of the License, or
  20  *  (at your option) any later version.
  21  *
  22  *  This program is distributed in the hope that it will be useful,
  23  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  24  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  25  *  GNU General Public License for more details.
  26  *
  27  *  You should have received a copy of the GNU General Public License
  28  *  along with this program; if not, write to the Free Software
  29  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  30  *
  31  */
  32
  33 #include "squid.h"
  34
  35
  36 /* local constants */
  37
  38 /* local routines */
  39
  40
  41 void
  42 httpBodyInit(HttpBody * body)
  43 {
  44     body->buf = NULL;
  45     body->size = 0;
  46     body->freefunc = NULL;
  47 }
  48
  49 void
  50 httpBodyClean(HttpBody * body)
  51 {
  52     assert(body);
  53     if (body->buf) {
  54         assert(body->freefunc);
  55         (*body->freefunc) (body->buf);
  56     }
  57     body->buf = NULL;
  58     body->size = 0;
  59 }
  60
  61 /* set body, if freefunc is NULL the content will be copied, otherwise not */
  62 void
  63 httpBodySet(HttpBody * body, const char *buf, int size, FREE * freefunc)
  64 {
  65     assert(body);
  66     assert(!body->buf);
  67     assert(buf);
  68     assert(size);
  69     assert(buf[size - 1] == '\0');      /* paranoid */
  70     if (!freefunc) {            /* they want us to make our own copy */
  71         body->buf = xmalloc(size);
  72         xmemcpy(body->buf, buf, size);
  73         freefunc = &xfree;
  74     } else {
  75         /* @?@ @?@ Fix this cast: we should probably have two httpBodySet()s */
  76         body->buf = (char *) buf;
  77     }
  78     body->freefunc = freefunc;
  79     body->size = size;
  80 }
  81
  82 void
  83 httpBodyPackInto(const HttpBody * body, Packer * p)
  84 {
  85     assert(body && p);
  86     /* assume it was a 0-terminating buffer */
  87     if (body->size)
  88         packerAppend(p, body->buf, body->size - 1);
  89 }
  90
  91 const char *
  92 httpBodyPtr(const HttpBody * body)
  93 {
  94     return body->buf ? body->buf : "";
  95 }