src/util.hpp

   1 /* $Id: util.hpp,v 1.19 2006-09-29 08:42:47 marc Exp $
   2    Copyright (c) 2005-2006, 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 <string>
  18 #include <list>
  19 #include <vector>
  20 #include <sstream>
  21 #include <string>
  22
  23
  24 namespace metaproxy_1 {
  25     namespace util  {
  26
  27
  28         template<typename T>
  29         std::string to_string(const T& t)
  30         {
  31             std::ostringstream o;
  32             if(o << t)
  33                 return o.str();
  34             return std::string();
  35         };
  36
  37         std::string http_header_value(const Z_HTTP_Header* header,
  38                                                const std::string name);
  39
  40         int memcmp2(const void *buf1, int len1, const void *buf2, int len2);
  41
  42         std::string database_name_normalize(const std::string &s);
  43
  44         bool pqf(ODR odr, Z_APDU *apdu, const std::string &q);
  45
  46         std::string zQueryToString(Z_Query *query);
  47
  48         Z_ReferenceId **get_referenceId(const Z_APDU *apdu);
  49
  50         void transfer_referenceId(ODR odr, const Z_APDU *src, Z_APDU *dst);
  51
  52         Z_APDU *create_APDU(ODR odr, int type, const Z_APDU *in_apdu);
  53
  54         bool set_databases_from_zurl(ODR odr, std::string zurl,
  55                                      int *db_num, char ***db_strings);
  56
  57         void split_zurl(std::string zurl, std::string &host,
  58                         std::list<std::string> &db);
  59
  60         void get_vhost_otherinfo(Z_OtherInformation *otherInformation,
  61                                  std::list<std::string> &vhosts);
  62
  63         int remove_vhost_otherinfo(Z_OtherInformation **otherInformation,
  64                                    std::list<std::string> &vhosts);
  65
  66         void set_vhost_otherinfo(Z_OtherInformation **otherInformation,
  67                                  ODR odr,
  68                                  const std::list<std::string> &vhosts);
  69
  70         int get_or_remove_vhost_otherinfo(
  71             Z_OtherInformation **otherInformation,
  72             bool remove_flag,
  73             std::list<std::string> &vhosts);
  74
  75         void get_init_diagnostics(Z_InitResponse *res,
  76                                   int &error_code, std::string &addinfo);
  77
  78         void get_default_diag(Z_DefaultDiagFormat *r,
  79                               int &error_code, std::string &addinfo);
  80
  81         void piggyback(int smallSetUpperBound,
  82                        int largeSetLowerBound,
  83                        int mediumSetPresentNumber,
  84                        int result_set_size,
  85                        int &number_to_present);
  86     };
  87
  88     class odr : public boost::noncopyable {
  89     public:
  90         odr(int type);
  91         odr();
  92         ~odr();
  93         operator ODR() const;
  94         Z_APDU *create_close(const Z_APDU *in_apdu,
  95                              int reason, const char *addinfo);
  96         Z_APDU *create_initResponse(const Z_APDU *in_apdu,
  97                                     int error, const char *addinfo);
  98         Z_APDU *create_searchResponse(const Z_APDU *in_apdu,
  99                                       int error, const char *addinfo);
 100         Z_APDU *create_presentResponse(const Z_APDU *in_apdu,
 101                                        int error, const char *addinfo);
 102         Z_APDU *create_scanResponse(const Z_APDU *in_apdu,
 103                                     int error, const char *addinfo);
 104         Z_APDU *create_APDU(int type, const Z_APDU *in_apdu);
 105
 106         Z_GDU *create_HTTP_Response(metaproxy_1::Session &session,
 107                                     Z_HTTP_Request *req, int code);
 108     private:
 109         ODR m_odr;
 110     };
 111
 112     class PlainFile {
 113         class Rep;
 114         boost::scoped_ptr<Rep> m_p;
 115     public:
 116         PlainFile();
 117         ~PlainFile();
 118         bool open(const std::string &fname);
 119         bool getline(std::vector<std::string> &args);
 120     };
 121 }
 122 #endif
 123 /*
 124  * Local variables:
 125  * c-basic-offset: 4
 126  * indent-tabs-mode: nil
 127  * c-file-style: "stroustrup"
 128  * End:
 129  * vim: shiftwidth=4 tabstop=8 expandtab
 130  */