/*
 * International Chemical Identifier (InChI)
 * Version 1
 * Software version 1.04
 * September 9, 2011
 *
 * The InChI library and programs are free software developed under the
 * auspices of the International Union of Pure and Applied Chemistry (IUPAC).
 * Originally developed at NIST. Modifications and additions by IUPAC 
 * and the InChI Trust.
 *
 * IUPAC/InChI-Trust Licence No.1.0 for the 
 * International Chemical Identifier (InChI) Software version 1.04
 * Copyright (C) IUPAC and InChI Trust Limited
 * 
 * This library is free software; you can redistribute it and/or modify it 
 * under the terms of the IUPAC/InChI Trust InChI Licence No.1.0, 
 * or any later version.
 * 
 * Please note that this library is distributed WITHOUT ANY WARRANTIES 
 * whatsoever, whether expressed or implied.  See the IUPAC/InChI Trust 
 * Licence for the International Chemical Identifier (InChI) Software 
 * version 1.04, October 2011 ("IUPAC/InChI-Trust InChI Licence No.1.0") 
 * for more details.
 * 
 * You should have received a copy of the IUPAC/InChI Trust InChI 
 * Licence No. 1.0 with this library; if not, please write to:
 * 
 * The InChI Trust
 * c/o FIZ CHEMIE Berlin
 *
 * Franklinstrasse 11
 * 10587 Berlin
 * GERMANY
 *
 * or email to: ulrich@inchi-trust.org.
 * 
 */


#ifndef __INCHINORM_H__
#define __INCHINORM_H__


#include "mode.h"
#include "ichi_bns.h"


#ifndef COMPILE_ALL_CPP
#ifdef __cplusplus
extern "C" {
#endif
#endif

/* main normalization procedure */
int mark_alt_bonds_and_taut_groups (inp_ATOM *at, inp_ATOM *at_fixed_bonds_out, int num_atoms,
                                     T_GROUP_INFO *t_group_info, INCHI_MODE *inpbTautFlags, INCHI_MODE *inpbTautFlagsDone);

int MarkTautomerGroups(inp_ATOM *at, int num_atoms, 
                       T_GROUP_INFO *t_group_info, C_GROUP_INFO *c_group_info,
                        struct BalancedNetworkStructure *pBNS, 
                        struct BalancedNetworkData *pBD);
int MarkChargeGroups(inp_ATOM *at, int num_atoms, 
                     C_GROUP_INFO *c_group_info, T_GROUP_INFO *t_group_info,
                     struct BalancedNetworkStructure *pBNS, 
                     struct BalancedNetworkData *pBD);
int MarkSaltChargeGroups(inp_ATOM *at, int num_atoms, S_GROUP_INFO *s_group_info,
                         T_GROUP_INFO *t_group_info, C_GROUP_INFO *c_group_info,
                         struct BalancedNetworkStructure *pBNS, 
                         struct BalancedNetworkData *pBD);
int MarkSaltChargeGroups2(inp_ATOM *at, int num_atoms, S_GROUP_INFO *s_group_info,
                          T_GROUP_INFO *t_group_info, C_GROUP_INFO *c_group_info,
                          struct BalancedNetworkStructure *pBNS, 
                          struct BalancedNetworkData *pBD);
int MergeSaltTautGroups(inp_ATOM *at, int num_atoms, S_GROUP_INFO *s_group_info,
                        T_GROUP_INFO *t_group_info, C_GROUP_INFO *c_group_info,
                        struct BalancedNetworkStructure *pBNS);
int MakeIsotopicHGroup(inp_ATOM *at, int num_atoms, S_GROUP_INFO *s_group_info, 
                       T_GROUP_INFO *t_group_info);

int remove_terminal_HDT(int num_atoms, inp_ATOM *at, int bFixTermHChrg);
int RemoveExcessiveImplicitH(int num_atoms, int num_removed_H, inp_ATOM *at);
int add_DT_to_num_H(int num_atoms, inp_ATOM *at);
int MarkRingSystemsInp(inp_ATOM *at, int num_atoms, int start);
int free_t_group_info(T_GROUP_INFO *t_group_info);
int make_a_copy_of_t_group_info(T_GROUP_INFO *t_group_info, 
                                T_GROUP_INFO *t_group_info_orig);
int set_tautomer_iso_sort_keys(T_GROUP_INFO *t_group_info);
int CountTautomerGroups(sp_ATOM *at, int num_atoms, T_GROUP_INFO *t_group_info);
int CountTautomerGroupsInpAt(inp_ATOM *at, int num_atoms, T_GROUP_INFO *t_group_info);
int SortTautomerGroupsAndEndpoints(T_GROUP_INFO *t_group_info, 
                                   int num_atoms, int num_at_tg, AT_RANK *nRank);
int FillIsotopicAtLinearCT(int num_atoms, sp_ATOM* at, 
                           const AT_RANK *nAtomNumber,
                           AT_ISOTOPIC *LinearCTIsotopic, 
                           int nMaxLenLinearCTIsotopic, int *pnLenLinearCTIsotopic);
int FillTautLinearCT2(int num_atoms, int num_at_tg, int bIsoTaut,
                      const AT_RANK *nRank, const AT_RANK *nAtomNumber, 
                      const AT_RANK *nSymmRank, const AT_RANK *nRankIso, 
                      const AT_RANK *nAtomNumberIso, const AT_RANK *nSymmRankIso,
                      AT_TAUTOMER   *LinearCTTautomer, 
                      int nMaxLenLinearCTTautomer, int *pnLenLinearCTTautomer,
                      AT_ISO_TGROUP *LinearCTIsotopicTautomer, 
                      int nMaxLenLinearCTIsotopicTautomer, 
                      int *pnLenLinearCTIsotopicTautomer,
                      T_GROUP_INFO *t_group_info);


#ifndef COMPILE_ALL_CPP
#ifdef __cplusplus
}
#endif
#endif

#endif /* __INCHINORM_H__ */