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 1.6 2001-04-04 14:02:49 adam Exp $
   6  */
   7
   8 #include <yaz++/yaz-z-assoc.h>
   9 #include <yaz/zes-ursula.h>
  10
  11 class Yaz_Z_Server;
  12
  13 class YAZ_EXPORT Yaz_Z_ServerUtility {
  14  public:
  15     void create_databaseRecord (ODR odr, Z_NamePlusRecord *rec,
  16                                 const char *dbname, int format,
  17                                 const void *buf, int len);
  18     void create_surrogateDiagnostics(ODR odr, Z_NamePlusRecord *rec,
  19                                      const char *dbname, int error,
  20                                      char *const addinfo);
  21
  22     Z_Records *create_nonSurrogateDiagnostics (ODR odr, int error,
  23                                                const char *addinfo);
  24 };
  25
  26 class YAZ_EXPORT IYaz_Server_Facility {
  27  public:
  28     virtual int init(Yaz_Z_Server *server,
  29                      Z_InitRequest *initRequest,
  30                      Z_InitResponse *initResponse) = 0;
  31     virtual int recv(Yaz_Z_Server *server, Z_APDU *apdu) = 0;
  32 };
  33
  34
  35 class YAZ_EXPORT Yaz_Facility_Ursula : public IYaz_Server_Facility {
  36  public:
  37     virtual void ursula_service (Z_ExtendedServicesRequest *req,
  38                                  Z_UrsPDU *u,
  39                                  Z_ExtendedServicesResponse *res) = 0;
  40
  41     int init(Yaz_Z_Server *server,
  42              Z_InitRequest *initRequest,
  43              Z_InitResponse *initResponse);
  44     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  45 };
  46
  47
  48 class YAZ_EXPORT Yaz_Facility_ILL : public IYaz_Server_Facility {
  49  public:
  50     virtual int ill_init (Z_InitRequest *initRequest,
  51                           Z_InitResponse *initResponse) = 0;
  52
  53     virtual void ill_service (Z_ExtendedServicesRequest *req,
  54                               Z_ItemOrder *io,
  55                               Z_ExtendedServicesResponse *res) = 0;
  56
  57     int init(Yaz_Z_Server *server,
  58              Z_InitRequest *initRequest,
  59              Z_InitResponse *initResponse);
  60     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  61 };
  62
  63 class YAZ_EXPORT Yaz_Facility_Retrieval : public IYaz_Server_Facility,
  64     public Yaz_Z_ServerUtility {
  65  public:
  66
  67     virtual int sr_init (Z_InitRequest *initRequest,
  68                          Z_InitResponse *initResponse) = 0;
  69     virtual void sr_search (Z_SearchRequest *searchRequest,
  70                             Z_SearchResponse *searchResponse) = 0;
  71     virtual void sr_present (Z_PresentRequest *presentRequest,
  72                              Z_PresentResponse *presentResponse) = 0;
  73     virtual void sr_record (const char *resultSetName,
  74                             int position,
  75                             int *format,
  76                                 Z_RecordComposition *comp,
  77                                 Z_NamePlusRecord *namePlusRecord,
  78                                 Z_Records *diagnostics) = 0;
  79     int init(Yaz_Z_Server *server,
  80              Z_InitRequest *initRequest,
  81              Z_InitResponse *initResponse);
  82     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  83
  84     ODR odr_encode();
  85     ODR odr_decode();
  86  private:
  87     Z_Records *pack_records (Yaz_Z_Server *s,
  88                              const char *resultSetName,
  89                              int start, int num,
  90                              Z_RecordComposition *comp,
  91                              int *next, int *pres,
  92                              int *oid);
  93
  94     void fetch_via_piggyback (Yaz_Z_Server *s,
  95                               Z_SearchRequest *searchRequest,
  96                               Z_SearchResponse *searchResponse);
  97     void fetch_via_present (Yaz_Z_Server *s,
  98                             Z_PresentRequest *req, Z_PresentResponse *res);
  99
 100     int m_preferredMessageSize;
 101     int m_maximumRecordSize;
 102     ODR m_odr_encode;
 103     ODR m_odr_decode;
 104 };
 105
 106 class YAZ_EXPORT Yaz_Z_Server_Facility_Info {
 107     friend class Yaz_Z_Server;
 108     IYaz_Server_Facility *m_facility;
 109     char *m_name;
 110     Yaz_Z_Server_Facility_Info *m_next;
 111 };
 112
 113
 114
 115 class YAZ_EXPORT Yaz_Z_Server : public Yaz_Z_Assoc {
 116 public:
 117     Yaz_Z_Server(IYaz_PDU_Observable *the_PDU_Observable);
 118     virtual ~Yaz_Z_Server();
 119     virtual void recv_Z_PDU(Z_APDU *apdu);
 120     void facility_add(IYaz_Server_Facility *facility, const char *name);
 121     void facility_reset ();
 122
 123
 124  private:
 125     Yaz_Z_Server_Facility_Info *m_facilities;
 126 };
 127
 128 class YAZ_EXPORT Yaz_USMARC {
 129  public:
 130     const char *get_record(int position);
 131 };