src/api/internal/io/HostAddress_p.h

   1 #ifndef HOSTADDRESS_P_H
   2 #define HOSTADDRESS_P_H
   3
   4 #include "api/api_global.h"
   5 #include <cstring>
   6 #include <string>
   7
   8 namespace BamTools {
   9 namespace Internal {
  10
  11 struct IPv6Address {
  12
  13     // ctor
  14     inline IPv6Address(void) { memset(&data, 0, sizeof(uint8_t)*16); }
  15
  16     // data access (no bounds checking)
  17     inline uint8_t& operator[](size_t index)       { return data[index]; }
  18     inline uint8_t  operator[](size_t index) const { return data[index]; }
  19
  20     // data
  21     uint8_t data[16];
  22 };
  23
  24 class HostAddress {
  25
  26     // enums
  27     public:
  28         enum NetworkProtocol { UnknownNetworkProtocol = -1
  29                              , IPv4Protocol = 0
  30                              , IPv6Protocol
  31                              };
  32
  33     // ctors & dtor
  34     public:
  35         HostAddress(void);
  36         explicit HostAddress(const uint32_t ip4Address);
  37         explicit HostAddress(const uint8_t* ip6Address);
  38         explicit HostAddress(const IPv6Address& ip6Address);
  39         explicit HostAddress(const std::string& address);
  40         HostAddress(const HostAddress& other);
  41         ~HostAddress(void);
  42
  43     // HostAddress interface
  44     public:
  45         void Clear(void);
  46         bool HasIPAddress(void) const; // returns whether string address could be converted to IP address
  47         bool IsNull(void) const;
  48
  49         uint32_t    GetIPv4Address(void) const;
  50         IPv6Address GetIPv6Address(void) const;
  51         std::string GetIPString(void) const;
  52         HostAddress::NetworkProtocol GetProtocol(void) const;
  53
  54         void SetAddress(const uint32_t ip4Address);
  55         void SetAddress(const uint8_t* ip6Address);
  56         void SetAddress(const IPv6Address& ip6Address);
  57         void SetAddress(const std::string& address);
  58
  59     // HostAddress comparison operators
  60     public:
  61         bool operator==(const HostAddress& other) const;
  62         bool operator!=(const HostAddress& other) const { return !( operator==(other) ); }
  63         bool operator<(const HostAddress& other) const;
  64
  65     // internal methods
  66     private:
  67         bool ParseAddress(void);
  68
  69     // data members
  70     private:
  71         HostAddress::NetworkProtocol m_protocol;
  72         uint32_t    m_ip4Address;
  73         IPv6Address m_ip6Address;
  74         std::string m_ipString;
  75         bool        m_hasIpAddress; // true until string passed in, then signifies whether string was an IP
  76 };
  77
  78 } // namespace Internal
  79 } // namespace BamTools
  80
  81 #endif // HOSTADDRESS_P_H