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 1.8 2001-04-11 12:33:42 heikki Exp $
   6  */
   7
   8 #include <yaz++/yaz-z-assoc.h>
   9 #if HAVE_YAZ_URSULA_H
  10 #include <yaz/zes-ursula.h>
  11 #endif
  12
  13 class Yaz_Z_Server;
  14
  15 class YAZ_EXPORT Yaz_Z_ServerUtility {
  16  public:
  17     void create_databaseRecord (ODR odr, Z_NamePlusRecord *rec,
  18                                 const char *dbname, int format,
  19                                 const void *buf, int len);
  20     void create_surrogateDiagnostics(ODR odr, Z_NamePlusRecord *rec,
  21                                      const char *dbname, int error,
  22                                      char *const addinfo);
  23
  24     Z_Records *create_nonSurrogateDiagnostics (ODR odr, int error,
  25                                                const char *addinfo);
  26 };
  27
  28 class YAZ_EXPORT IYaz_Server_Facility {
  29  public:
  30     virtual int init(Yaz_Z_Server *server,
  31                      Z_InitRequest *initRequest,
  32                      Z_InitResponse *initResponse) = 0;
  33     virtual int recv(Yaz_Z_Server *server, Z_APDU *apdu) = 0;
  34 };
  35
  36
  37 #if HAVE_YAZ_URSULA_H
  38 class YAZ_EXPORT Yaz_Facility_Ursula : public IYaz_Server_Facility {
  39  public:
  40 //    virtual void ursula_service (Z_ExtendedServicesRequest *req,
  41 //                               Z_UrsPDU *u,
  42 //                               Z_ExtendedServicesResponse *res) = 0;
  43     virtual void ursula_service (Z_ExtendedServicesRequest *req,
  44                          Z_UrsPDU *u_req,
  45                          Z_ExtendedServicesResponse *res,
  46                          Z_UrsPDU *u_res) =0;
  47
  48     int init(Yaz_Z_Server *server,
  49              Z_InitRequest *initRequest,
  50              Z_InitResponse *initResponse);
  51     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  52 };
  53 #endif
  54
  55 class YAZ_EXPORT Yaz_Facility_ILL : public IYaz_Server_Facility {
  56  public:
  57     virtual int ill_init (Z_InitRequest *initRequest,
  58                           Z_InitResponse *initResponse) = 0;
  59
  60     virtual void ill_service (Z_ExtendedServicesRequest *req,
  61                               Z_ItemOrder *io,
  62                               Z_ExtendedServicesResponse *res) = 0;
  63
  64     int init(Yaz_Z_Server *server,
  65              Z_InitRequest *initRequest,
  66              Z_InitResponse *initResponse);
  67     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  68 };
  69
  70 class YAZ_EXPORT Yaz_Facility_Retrieval : public IYaz_Server_Facility,
  71     public Yaz_Z_ServerUtility {
  72  public:
  73
  74     virtual int sr_init (Z_InitRequest *initRequest,
  75                          Z_InitResponse *initResponse) = 0;
  76     virtual void sr_search (Z_SearchRequest *searchRequest,
  77                             Z_SearchResponse *searchResponse) = 0;
  78     virtual void sr_present (Z_PresentRequest *presentRequest,
  79                              Z_PresentResponse *presentResponse) = 0;
  80     virtual void sr_record (const char *resultSetName,
  81                             int position,
  82                             int *format,
  83                                 Z_RecordComposition *comp,
  84                                 Z_NamePlusRecord *namePlusRecord,
  85                                 Z_Records *diagnostics) = 0;
  86     int init(Yaz_Z_Server *server,
  87              Z_InitRequest *initRequest,
  88              Z_InitResponse *initResponse);
  89     int recv(Yaz_Z_Server *server, Z_APDU *apdu);
  90
  91     ODR odr_encode();
  92     ODR odr_decode();
  93  private:
  94     Z_Records *pack_records (Yaz_Z_Server *s,
  95                              const char *resultSetName,
  96                              int start, int num,
  97                              Z_RecordComposition *comp,
  98                              int *next, int *pres,
  99                              int *oid);
 100
 101     void fetch_via_piggyback (Yaz_Z_Server *s,
 102                               Z_SearchRequest *searchRequest,
 103                               Z_SearchResponse *searchResponse);
 104     void fetch_via_present (Yaz_Z_Server *s,
 105                             Z_PresentRequest *req, Z_PresentResponse *res);
 106
 107     int m_preferredMessageSize;
 108     int m_maximumRecordSize;
 109     ODR m_odr_encode;
 110     ODR m_odr_decode;
 111 };
 112
 113 class YAZ_EXPORT Yaz_Z_Server_Facility_Info {
 114     friend class Yaz_Z_Server;
 115     IYaz_Server_Facility *m_facility;
 116     char *m_name;
 117     Yaz_Z_Server_Facility_Info *m_next;
 118 };
 119
 120
 121
 122 class YAZ_EXPORT Yaz_Z_Server : public Yaz_Z_Assoc {
 123 public:
 124     Yaz_Z_Server(IYaz_PDU_Observable *the_PDU_Observable);
 125     virtual ~Yaz_Z_Server();
 126     virtual void recv_Z_PDU(Z_APDU *apdu);
 127     void facility_add(IYaz_Server_Facility *facility, const char *name);
 128     void facility_reset ();
 129
 130
 131  private:
 132     Yaz_Z_Server_Facility_Info *m_facilities;
 133 };
 134
 135 class YAZ_EXPORT Yaz_USMARC {
 136  public:
 137     const char *get_record(int position);
 138 };