postprocessor.h

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/*
     This file is part of libmicrohttpd
     Copyright (C) 2007-2022 Daniel Pittman, Christian Grothoff, and Evgeny Grin
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Lesser General Public
     License as published by the Free Software Foundation; either
     version 2.1 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
 
     You should have received a copy of the GNU Lesser General Public
     License along with this library; if not, write to the Free Software
     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
 
#ifndef MHD_POSTPROCESSOR_H
#define MHD_POSTPROCESSOR_H 1
#include "internal.h"
 
enum PP_State
{
  /* general states */
  PP_Error,
  PP_Done,
  PP_Init,
  PP_NextBoundary,
 
  /* url encoding-states */
  PP_ProcessKey,
  PP_ProcessValue,
  PP_Callback,
 
  /* post encoding-states  */
  PP_ProcessEntryHeaders,
  PP_PerformCheckMultipart,
  PP_ProcessValueToBoundary,
  PP_PerformCleanup,
 
  /* nested post-encoding states */
  PP_Nested_Init,
  PP_Nested_PerformMarking,
  PP_Nested_ProcessEntryHeaders,
  PP_Nested_ProcessValueToBoundary,
  PP_Nested_PerformCleanup
 
};
 
 
enum RN_State
{
  RN_Inactive = 0,
 
  RN_OptN = 1,
 
  RN_Full = 2,
 
  RN_Dash = 3,
 
  RN_Dash2 = 4
};
 
 
enum NE_State
{
  NE_none = 0,
  NE_content_name = 1,
  NE_content_type = 2,
  NE_content_filename = 4,
  NE_content_transfer_encoding = 8
};
 
 
struct MHD_PostProcessor
{
 
  struct MHD_Connection *connection;
 
  MHD_PostDataIterator ikvi;
 
  void *cls;
 
  const char *encoding;
 
  const char *boundary;
 
  char *nested_boundary;
 
  char *content_name;
 
  char *content_type;
 
  char *content_filename;
 
  char *content_transfer_encoding;
 
  char xbuf[2];
 
  size_t buffer_size;
 
  size_t buffer_pos;
 
  size_t xbuf_pos;
 
  uint64_t value_offset;
 
  size_t blen;
 
  size_t nlen;
 
  bool must_ikvi;
 
  bool must_unescape_key;
 
  enum PP_State state;
 
  enum RN_State skip_rn;
 
  enum PP_State dash_state;
 
  enum NE_State have;
 
};
 
#endif /* ! MHD_POSTPROCESSOR_H */