include/yaz++/yaz-z-server.h

   1 /*
   2  * Copyright (c) 2000-2001, Index Data.
   3  * See the file LICENSE for details.
   4  *
   5  * $Id: yaz-z-server.h,v 1.5 2001-04-03 14:37:19 adam Exp $
   6  */
   7
   8 #include <yaz++/yaz-z-assoc.h>
   9
  10 class Yaz_Z_Server;
  11
  12 class YAZ_EXPORT IYaz_Server_Facility {
  13  public:
  14     virtual int init(Yaz_Z_Server *server,
  15                      Z_InitRequest *initRequest,
  16                      Z_InitResponse *initResponse) = 0;
  17     virtual int recv(Yaz_Z_Server *server, Z_APDU *apdu) = 0;
  18 };
  19
  20
  21 class YAZ_EXPORT Yaz_Facility_ILL : public IYaz_Server_Facility {
  22  public:
  23     virtual int ill_init (Z_InitRequest *initRequest,
  24                           Z_InitResponse *initResponse) = 0;
  25
  26     virtual void ill_service (Z_ExtendedServicesRequest *req,
  27         Z_ItemOrder *io, Z_ExtendedServicesResponse *res) = 0;
  28
  29     int init(Yaz_Z_Server *server,
  30              Z_InitRequest *initRequest,
  31              Z_InitResponse *initResponse);
  32     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  33
  34
  35     void create_databaseRecord (Z_NamePlusRecord *rec,
  36                                 const char *dbname, int format,
  37                                 const void *buf, int len);
  38     void create_surrogateDiagnostics(Z_NamePlusRecord *rec,
  39                                      const char *dbname, int error,
  40                                      char *const addinfo);
  41     virtual ODR odr_encode();
  42  private:
  43     ODR m_odr;
  44 };
  45
  46 class YAZ_EXPORT Yaz_Facility_Retrieval : public IYaz_Server_Facility {
  47  public:
  48
  49     virtual int sr_init (Z_InitRequest *initRequest,
  50                          Z_InitResponse *initResponse) = 0;
  51     virtual void sr_search (Z_SearchRequest *searchRequest,
  52                             Z_SearchResponse *searchResponse) = 0;
  53     virtual void sr_present (Z_PresentRequest *presentRequest,
  54                              Z_PresentResponse *presentResponse) = 0;
  55     virtual void sr_record (const char *resultSetName,
  56                             int position,
  57                             int *format,
  58                                 Z_RecordComposition *comp,
  59                                 Z_NamePlusRecord *namePlusRecord,
  60                                 Z_Records *diagnostics) = 0;
  61     int init(Yaz_Z_Server *server,
  62              Z_InitRequest *initRequest,
  63              Z_InitResponse *initResponse);
  64     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  65
  66     void create_databaseRecord (Z_NamePlusRecord *rec,
  67                                 const char *dbname, int format,
  68                                 const void *buf, int len);
  69     void create_surrogateDiagnostics(Z_NamePlusRecord *rec,
  70                                      const char *dbname, int error,
  71                                      char *const addinfo);
  72
  73     Z_Records *create_nonSurrogateDiagnostics (int error,
  74                                                const char *addinfo);
  75     virtual ODR odr_encode();
  76  private:
  77     Z_Records *pack_records (const char *resultSetName,
  78                              int start, int num,
  79                              Z_RecordComposition *comp,
  80                              int *next, int *pres,
  81                              int *oid);
  82
  83     void fetch_via_piggyback (Z_SearchRequest *searchRequest,
  84                               Z_SearchResponse *searchResponse);
  85     void fetch_via_present (Z_PresentRequest *req, Z_PresentResponse *res);
  86
  87     int m_preferredMessageSize;
  88     int m_maximumRecordSize;
  89     ODR m_odr;
  90 };
  91
  92 class YAZ_EXPORT Yaz_Z_Server_Facility_Info {
  93     friend class Yaz_Z_Server;
  94     IYaz_Server_Facility *m_facility;
  95     char *m_name;
  96     Yaz_Z_Server_Facility_Info *m_next;
  97 };
  98
  99 class YAZ_EXPORT Yaz_Z_Server : public Yaz_Z_Assoc {
 100 public:
 101     Yaz_Z_Server(IYaz_PDU_Observable *the_PDU_Observable);
 102     virtual ~Yaz_Z_Server();
 103     virtual void recv_Z_PDU(Z_APDU *apdu);
 104     void facility_add(IYaz_Server_Facility *facility, const char *name);
 105     void facility_reset ();
 106  private:
 107     Yaz_Z_Server_Facility_Info *m_facilities;
 108 };
 109
 110 class YAZ_EXPORT Yaz_USMARC {
 111  public:
 112     const char *get_record(int position);
 113 };