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  37
  38 #pragma once
  39
  40 #include <libmemcached/csl/common.h>
  41 #include <libmemcached/csl/parser.h>
  42
  43 class Context
  44 {
  45 public:
  46   Context(const char *option_string, size_t option_string_length, memcached_st *memc_arg,
  47           memcached_return_t &rc_arg) :
  48     previous_token(END),
  49     scanner(NULL),
  50     begin(NULL),
  51     pos(0),
  52     memc(NULL),
  53     rc(rc_arg),
  54     _is_server(false),
  55     _end(false)
  56   {
  57     _hostname[0]= 0;
  58     buf= option_string;
  59     length= option_string_length;
  60     memc= memc_arg;
  61     init_scanner();
  62     rc= MEMCACHED_SUCCESS;
  63   }
  64
  65   bool end()
  66   {
  67     return _end;
  68   }
  69
  70   void start();
  71
  72   void set_end()
  73   {
  74     rc= MEMCACHED_SUCCESS;
  75     _end= true;
  76   }
  77
  78   void set_server()
  79   {
  80     _is_server= true;
  81   }
  82
  83   void unset_server()
  84   {
  85     _is_server= false;
  86   }
  87
  88   bool is_server()
  89   {
  90     return _is_server;
  91   }
  92
  93   const char *set_hostname(const char *str, size_t size);
  94
  95   const char *hostname()
  96   {
  97     return _hostname;
  98   }
  99
 100   void abort(const char *, yytokentype, const char *);
 101   void error(const char *, yytokentype, const char* );
 102
 103   ~Context()
 104   {
 105     destroy_scanner();
 106   }
 107
 108   yytokentype previous_token;
 109   void *scanner;
 110   const char *buf;
 111   const char *begin;
 112   size_t pos;
 113   size_t length;
 114   memcached_st *memc;
 115   memcached_return_t &rc;
 116
 117 protected:
 118   void init_scanner();
 119   void destroy_scanner();
 120
 121 private:
 122   bool _is_server;
 123   bool _end;
 124   char _hostname[NI_MAXHOST];
 125 };