src/util.hpp

   1 /* $Id: util.hpp,v 1.24 2007-01-25 14:05:54 adam Exp $
   2    Copyright (c) 2005-2007, Index Data.
   3
   4    See the LICENSE file for details
   5  */
   6
   7 #ifndef YP2_UTIL_HPP
   8 #define YP2_UTIL_HPP
   9
  10 #include "package.hpp"
  11
  12 #include <yaz/z-core.h>
  13
  14 #include <boost/utility.hpp>
  15 #include <boost/scoped_ptr.hpp>
  16
  17 #include <list>
  18 #include <vector>
  19 #include <sstream>
  20 #include <string>
  21
  22
  23 namespace metaproxy_1 {
  24     namespace util  {
  25
  26
  27         template<typename T>
  28         std::string to_string(const T& t)
  29         {
  30             std::ostringstream o;
  31             if(o << t)
  32                 return o.str();
  33             return std::string();
  34         };
  35
  36         const char *
  37         record_composition_to_esn(Z_RecordComposition *comp);
  38
  39         std::string http_header_value(const Z_HTTP_Header* header,
  40                                                const std::string name);
  41
  42         std::string http_headers_debug(const Z_HTTP_Request &http_req);
  43
  44         void http_response(metaproxy_1::Package &package,
  45                            const std::string &content,
  46                            int http_code = 200);
  47
  48
  49         int memcmp2(const void *buf1, int len1, const void *buf2, int len2);
  50
  51         std::string database_name_normalize(const std::string &s);
  52
  53         bool pqf(ODR odr, Z_APDU *apdu, const std::string &q);
  54
  55         std::string zQueryToString(Z_Query *query);
  56
  57         Z_ReferenceId **get_referenceId(const Z_APDU *apdu);
  58
  59         void transfer_referenceId(ODR odr, const Z_APDU *src, Z_APDU *dst);
  60
  61         Z_APDU *create_APDU(ODR odr, int type, const Z_APDU *in_apdu);
  62
  63         bool set_databases_from_zurl(ODR odr, std::string zurl,
  64                                      int *db_num, char ***db_strings);
  65
  66         void split_zurl(std::string zurl, std::string &host,
  67                         std::list<std::string> &db);
  68
  69         void get_vhost_otherinfo(Z_OtherInformation *otherInformation,
  70                                  std::list<std::string> &vhosts);
  71
  72         int remove_vhost_otherinfo(Z_OtherInformation **otherInformation,
  73                                    std::list<std::string> &vhosts);
  74
  75         void set_vhost_otherinfo(Z_OtherInformation **otherInformation,
  76                                  ODR odr,
  77                                  const std::string vhost,
  78                                  const int cat = 1 );
  79
  80         void set_vhost_otherinfo(Z_OtherInformation **otherInformation,
  81                                  ODR odr,
  82                                  const std::list<std::string> &vhosts);
  83
  84         int get_or_remove_vhost_otherinfo(
  85             Z_OtherInformation **otherInformation,
  86             bool remove_flag,
  87             std::list<std::string> &vhosts);
  88
  89         void get_init_diagnostics(Z_InitResponse *res,
  90                                   int &error_code, std::string &addinfo);
  91
  92         void get_default_diag(Z_DefaultDiagFormat *r,
  93                               int &error_code, std::string &addinfo);
  94
  95         void piggyback(int smallSetUpperBound,
  96                        int largeSetLowerBound,
  97                        int mediumSetPresentNumber,
  98                        int result_set_size,
  99                        int &number_to_present);
 100     };
 101
 102     class odr : public boost::noncopyable {
 103     public:
 104         odr(int type);
 105         odr();
 106         ~odr();
 107         operator ODR() const;
 108         Z_APDU *create_close(const Z_APDU *in_apdu,
 109                              int reason, const char *addinfo);
 110         Z_APDU *create_initResponse(const Z_APDU *in_apdu,
 111                                     int error, const char *addinfo);
 112         Z_APDU *create_searchResponse(const Z_APDU *in_apdu,
 113                                       int error, const char *addinfo);
 114         Z_APDU *create_presentResponse(const Z_APDU *in_apdu,
 115                                        int error, const char *addinfo);
 116         Z_APDU *create_scanResponse(const Z_APDU *in_apdu,
 117                                     int error, const char *addinfo);
 118         Z_APDU *create_APDU(int type, const Z_APDU *in_apdu);
 119
 120         Z_GDU *create_HTTP_Response(metaproxy_1::Session &session,
 121                                     Z_HTTP_Request *req, int code);
 122     private:
 123         ODR m_odr;
 124     };
 125
 126     class PlainFile {
 127         class Rep;
 128         boost::scoped_ptr<Rep> m_p;
 129     public:
 130         PlainFile();
 131         ~PlainFile();
 132         bool open(const std::string &fname);
 133         bool getline(std::vector<std::string> &args);
 134     };
 135 }
 136 #endif
 137 /*
 138  * Local variables:
 139  * c-basic-offset: 4
 140  * indent-tabs-mode: nil
 141  * c-file-style: "stroustrup"
 142  * End:
 143  * vim: shiftwidth=4 tabstop=8 expandtab
 144  */