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 1.4 2001-04-02 13:39:34 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     int init(Yaz_Z_Server *server,
  24              Z_InitRequest *initRequest,
  25              Z_InitResponse *initResponse);
  26     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  27
  28     virtual int ill_init (Z_InitRequest *initRequest,
  29                           Z_InitResponse *initResponse) = 0;
  30
  31     void create_databaseRecord (Z_NamePlusRecord *rec,
  32                                 const char *dbname, int format,
  33                                 const void *buf, int len);
  34     void create_surrogateDiagnostics(Z_NamePlusRecord *rec,
  35                                      const char *dbname, int error,
  36                                      char *const addinfo);
  37     virtual ODR odr_encode();
  38  private:
  39     ODR m_odr;
  40 };
  41
  42 class YAZ_EXPORT Yaz_Facility_Retrieval : public IYaz_Server_Facility {
  43  public:
  44     int init(Yaz_Z_Server *server,
  45              Z_InitRequest *initRequest,
  46              Z_InitResponse *initResponse);
  47     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  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     void create_databaseRecord (Z_NamePlusRecord *rec,
  62                                 const char *dbname, int format,
  63                                 const void *buf, int len);
  64     void create_surrogateDiagnostics(Z_NamePlusRecord *rec,
  65                                      const char *dbname, int error,
  66                                      char *const addinfo);
  67
  68     Z_Records *create_nonSurrogateDiagnostics (int error,
  69                                                const char *addinfo);
  70
  71
  72     virtual ODR odr_encode();
  73
  74  private:
  75     Z_Records *pack_records (const char *resultSetName,
  76                              int start, int num,
  77                              Z_RecordComposition *comp,
  78                              int *next, int *pres,
  79                              int *oid);
  80
  81     void fetch_via_piggyback (Z_SearchRequest *searchRequest,
  82                               Z_SearchResponse *searchResponse);
  83     void fetch_via_present (Z_PresentRequest *req, Z_PresentResponse *res);
  84
  85     int m_preferredMessageSize;
  86     int m_maximumRecordSize;
  87     ODR m_odr;
  88 };
  89
  90 class YAZ_EXPORT Yaz_Z_Server_Facility_Info {
  91     friend class Yaz_Z_Server;
  92     IYaz_Server_Facility *m_facility;
  93     char *m_name;
  94     Yaz_Z_Server_Facility_Info *m_next;
  95 };
  96
  97 class YAZ_EXPORT Yaz_Z_Server : public Yaz_Z_Assoc {
  98 public:
  99     Yaz_Z_Server(IYaz_PDU_Observable *the_PDU_Observable);
 100     virtual ~Yaz_Z_Server();
 101     virtual void recv_Z_PDU(Z_APDU *apdu);
 102     void facility_add(IYaz_Server_Facility *facility, const char *name);
 103     void facility_reset ();
 104  private:
 105     Yaz_Z_Server_Facility_Info *m_facilities;
 106 };
 107
 108 class YAZ_EXPORT Yaz_USMARC {
 109  public:
 110     const char *get_record(int position);
 111 };