src/include/iov.h

   1 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2
   3 /*  Monkey HTTP Daemon
   4  *  ------------------
   5  *  Copyright (C) 2008, Eduardo Silva P.
   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 #ifndef MK_IOV_H
  23 #define MK_IOV_H
  24
  25 #include <sys/uio.h>
  26
  27 #define MK_IOV_FREE_BUF 1
  28 #define MK_IOV_NOT_FREE_BUF 0
  29
  30 /* iov separators */
  31 #define MK_IOV_CRLF "\r\n"
  32 #define MK_IOV_CRLFCRLF "\r\n\r\n"
  33 #define MK_IOV_LF "\n"
  34 #define MK_IOV_SPACE " "
  35 #define MK_IOV_HEADER_VALUE ": "
  36 #define MK_IOV_SLASH "/"
  37 #define MK_IOV_NONE ""
  38 #define MK_IOV_EQUAL "="
  39
  40 #define MK_IOV_SEND_TO_SOCKET 0
  41 #define MK_IOV_SEND_TO_PIPE 1
  42
  43 #include "memory.h"
  44
  45 mk_pointer mk_iov_crlf;
  46 mk_pointer mk_iov_crlfcrlf;
  47 mk_pointer mk_iov_lf;
  48 mk_pointer mk_iov_space;
  49 mk_pointer mk_iov_header_value;
  50 mk_pointer mk_iov_slash;
  51 mk_pointer mk_iov_none;
  52 mk_pointer mk_iov_equal;
  53
  54 struct mk_iov
  55 {
  56     struct iovec *io;
  57     char **buf_to_free;
  58     int iov_idx;
  59     int buf_idx;
  60     int size;
  61     unsigned long total_len;
  62 };
  63
  64 struct mk_iov *mk_iov_create(int n, int offset);
  65 int mk_iov_add_entry(struct mk_iov *mk_io, char *buf,
  66                      int len, mk_pointer sep, int free);
  67
  68 int mk_iov_add_separator(struct mk_iov *mk_io, mk_pointer sep);
  69
  70 ssize_t mk_iov_send(int fd, struct mk_iov *mk_io, int to);
  71
  72 void mk_iov_free(struct mk_iov *mk_io);
  73
  74 int _mk_iov_add(struct mk_iov *mk_io, char *buf, int len,
  75                 mk_pointer sep, int free, int idx);
  76
  77 void _mk_iov_set_free(struct mk_iov *mk_io, char *buf);
  78
  79 int mk_iov_set_entry(struct mk_iov *mk_io, char *buf, int len,
  80                      int free, int idx);
  81
  82 void mk_iov_separators_init();
  83 void mk_iov_free_marked(struct mk_iov *mk_io);
  84 void mk_iov_print(struct mk_iov *mk_io);
  85
  86 #endif