25 #include "ns3/assert.h"
27 #include "mac48-address.h"
28 #include "ipv6-address.h"
47 static uint32_t
lookuphash (
unsigned char* k, uint32_t length, uint32_t level)
50 #define mix(a, b, c) \
52 (a) -= (b); (a) -= (c); (a) ^= ((c) >> 13); \
53 (b) -= (c); (b) -= (a); (b) ^= ((a) << 8); \
54 (c) -= (a); (c) -= (b); (c) ^= ((b) >> 13); \
55 (a) -= (b); (a) -= (c); (a) ^= ((c) >> 12); \
56 (b) -= (c); (b) -= (a); (b) ^= ((a) << 16); \
57 (c) -= (a); (c) -= (b); (c) ^= ((b) >> 5); \
58 (a) -= (b); (a) -= (c); (a) ^= ((c) >> 3); \
59 (b) -= (c); (b) -= (a); (b) ^= ((a) << 10); \
60 (c) -= (a); (c) -= (b); (c) ^= ((b) >> 15); \
77 a += (k[0] + ((ub4)k[1] << 8) + ((ub4)k[2] << 16) + ((ub4)k[3] << 24));
78 b += (k[4] + ((ub4)k[5] << 8) + ((ub4)k[6] << 16) + ((ub4)k[7] << 24));
79 c += (k[8] + ((ub4)k[9] << 8) + ((ub4)k[10] << 16) + ((ub4)k[11] << 24));
89 case 11: c += ((ub4)k[10] << 24);
90 case 10: c += ((ub4)k[9] << 16);
91 case 9: c += ((ub4)k[8] << 8);
92 case 8: b += ((ub4)k[7] << 24);
93 case 7: b += ((ub4)k[6] << 16);
94 case 6: b += ((ub4)k[5] << 8);
96 case 4: a += ((ub4)k[3] << 24);
97 case 3: a += ((ub4)k[2] << 16);
98 case 2: a += ((ub4)k[1] << 8);
123 static const char xdigits_l[] =
"0123456789abcdef";
124 static const char xdigits_u[] =
"0123456789ABCDEF";
125 unsigned char tmp[16];
126 unsigned char* tp = tmp;
127 unsigned char* endp = 0;
128 unsigned char* colonp = 0;
129 const char* xdigits = 0;
131 const char* curtok = 0;
134 int seen_xdigits = 0;
135 unsigned int val = 0;
137 memset (tp, 0x00, 16);
143 if (*++address !=
':')
151 while ((ch = *address++) !=
'\0')
155 if ((pch = strchr ((xdigits = xdigits_l), ch)) == 0)
157 pch = strchr ((xdigits = xdigits_u), ch);
163 val |= (pch - xdigits);
165 if (++seen_xdigits > 4)
190 *tp++ = (
unsigned char)(val >> 8) & 0xff;
191 *tp++ = (
unsigned char) val & 0xff;
199 if (ch ==
'.' && ((tp + 4 ) <= endp) &&
200 inet_pton4 (curtok, tp) > 0)
216 *tp++ = (
unsigned char)(val >> 8) & 0xff;
217 *tp++ = (
unsigned char) val & 0xff;
226 const int n = tp - colonp;
234 for (i = 1; i <= n; i++)
236 endp[-i] = colonp[n - i];
248 memcpy (addr, tmp, 16);
318 uint8_t buf[16] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
319 0x00, 0x00, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00 };
345 memcpy (buf2 + 8, buf, 3);
348 memcpy (buf2 + 13, buf + 3, 3);
364 memset (buf2, 0x00,
sizeof (buf2));
367 memcpy (buf2 + 8, buf, 3);
370 memcpy (buf2 + 13, buf + 3, 3);
386 memset (buf, 0x00,
sizeof (buf));
402 os << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[0]
403 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[1] <<
":"
404 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[2]
405 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[3] <<
":"
406 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[4]
407 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[5] <<
":"
408 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[6]
409 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[7] <<
":"
410 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[8]
411 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[9] <<
":"
412 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[10]
413 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[11] <<
":"
414 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[12]
415 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[13] <<
":"
416 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[14]
417 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_address[15]
418 << std::dec << std::setfill (
' ');
425 return (*
this == localhost);
451 uint8_t v4MappedPrefix[12] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
452 0x00, 0x00, 0xff, 0xff };
453 if (memcmp(
m_address, v4MappedPrefix,
sizeof(v4MappedPrefix)) == 0)
472 for (i = 0; i < 16; i++)
474 addr[i] = addr[i] & pref[i];
487 if (buf[0] == 0xff &&
501 return (*
this == allnodes);
508 return (*
this == allrouters);
515 return (*
this == allhosts);
522 return (*
this == any);
605 static Ipv6Address ones (
"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
642 std::istream&
operator >> (std::istream& is, Ipv6Address& address)
646 address = Ipv6Address (str.c_str ());
696 for (i = nb; i < 16; i++)
730 for (i = 0; i < 16; i++)
743 os << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[0]
744 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[1] <<
":"
745 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[2]
746 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[3] <<
":"
747 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[4]
748 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[5] <<
":"
749 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[6]
750 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[7] <<
":"
751 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[8]
752 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[9] <<
":"
753 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[10]
754 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[11] <<
":"
755 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[12]
756 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[13] <<
":"
757 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[14]
758 << std::hex << std::setw (2) << std::setfill (
'0') << (
unsigned int)
m_prefix[15];
792 uint8_t prefixLength = 0;
794 for(i = 0; i < 16; i++)
823 std::istream&
operator >> (std::istream& is, Ipv6Prefix& prefix)
827 prefix = Ipv6Prefix (str.c_str ());
831 bool operator == (Ipv6Prefix
const &a, Ipv6Prefix
const &b)
833 return a.IsEqual (b);
836 bool operator != (Ipv6Prefix
const &a, Ipv6Prefix
const &b)
838 return !a.IsEqual (b);
bool IsMatch(Ipv6Address a, Ipv6Address b) const
If the Address match the type.
static bool IsMatchingType(const Address &address)
If the Address matches the type.
bool IsAny() const
If the IPv6 address is the "Any" address.
static Ipv4Address Deserialize(const uint8_t buf[4])
static Ipv6Address GetLoopback()
Get the loopback address.
std::istream & operator>>(std::istream &is, Angles &a)
static Ipv6Address MakeAutoconfiguredAddress(Mac48Address addr, Ipv6Address prefix)
Make the autoconfigured IPv6 address with Mac48Address.
#define NS_LOG_FUNCTION(parameters)
Ipv6Address()
Default constructor.
uint8_t m_address[16]
The address representation on 128 bits (16 bytes).
bool IsLinkLocalMulticast() const
If the IPv6 address is link-local multicast (ff02::/16).
Ipv6Prefix()
Default constructor.
static Ipv6Address Deserialize(const uint8_t buf[16])
Deserialize this address.
bool IsLinkLocal() const
If the IPv6 address is a link-local address (fe80::/64).
bool IsAllRoutersMulticast() const
If the IPv6 address is "all routers multicast" (ff02::2/8).
#define NS_ASSERT(condition)
bool IsEqual(const Ipv6Prefix &other) const
Comparison operation between two Ipv6Prefix.
static Ipv6Address GetAny()
Get the "any" (::) Ipv6Address.
#define NS_LOG_COMPONENT_DEFINE(name)
size_t operator()(Ipv6Address const &x) const
Unary operator to hash IPv6 address.
bool IsEqual(const Ipv6Address &other) const
Comparison operation between two Ipv6Addresses.
bool IsAllHostsMulticast() const
If the IPv6 address is "all hosts multicast" (ff02::3/8).
#define NS_LOG_FUNCTION_NOARGS()
bool IsAllNodesMulticast() const
If the IPv6 address is "all nodes multicast" (ff02::1/8).
static Ipv6Prefix GetZero()
Get the zero prefix ( /0).
static uint32_t lookuphash(unsigned char *k, uint32_t length, uint32_t level)
Get a hash key.
a polymophic address class
bool CheckCompatible(uint8_t type, uint8_t len) const
void CopyTo(uint8_t buffer[6]) const
Address ConvertTo(void) const
convert the IPv6Address object to an Address object.
static Ipv6Address GetZero()
Get the 0 (::) Ipv6Address.
void Print(std::ostream &os) const
Print this address to the given output stream.
void Serialize(uint8_t buf[4]) const
void GetBytes(uint8_t buf[16]) const
Get the bytes corresponding to the address.
void Set(char const *address)
Sets an Ipv6Address by parsing the input C-string.
static Ipv6Address GetAllHostsMulticast()
Get the "all hosts multicast" address.
std::ostream & operator<<(std::ostream &os, const Angles &a)
#define ATTRIBUTE_HELPER_CPP(type)
bool IsMulticast() const
If the IPv6 address is multicast (ff00::/8).
static Ipv6Address GetAllNodesMulticast()
Get the "all nodes multicast" address.
uint8_t m_prefix[16]
The prefix representation.
static bool AsciiToIpv6Host(const char *address, uint8_t addr[16])
Convert an IPv6 C-string into a 128-bit representation.
Describes an IPv6 address.
Ipv4 addresses are stored in host order in this class.
void Print(std::ostream &os) const
Print this address to the given output stream.
bool IsSolicitedMulticast() const
If the IPv6 address is a Solicited multicast address.
static Ipv6Prefix GetOnes()
Get the "all-1" IPv6 mask (ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff).
uint32_t CopyTo(uint8_t buffer[MAX_SIZE]) const
void GetBytes(uint8_t buf[16]) const
Get the bytes corresponding to the prefix.
~Ipv6Address()
Destructor.
static Ipv6Address GetOnes()
Get the "all-1" IPv6 address (ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff).
static Ipv6Prefix GetLoopback()
Get the loopback prefix ( /128).
Describes an IPv6 prefix. It is just a bitmask like Ipv4Mask.
Ipv4Address GetIpv4MappedAddress() const
Return the Ipv4 address.
uint8_t GetPrefixLength() const
Get prefix length.
bool IsLocalhost() const
If the IPv6 address is localhost (::1).
static Ipv6Address MakeIpv4MappedAddress(Ipv4Address addr)
Make the Ipv4-mapped IPv6 address.
Ipv6Address CombinePrefix(Ipv6Prefix const &prefix)
Combine this address with a prefix.
static Ipv6Address MakeAutoconfiguredLinkLocalAddress(Mac48Address mac)
Make the autoconfigured link-local IPv6 address with Mac48Address.
bool IsIpv4MappedAddress()
If the address is an IPv4-mapped address.
static uint8_t Register(void)
static uint8_t GetType(void)
Return the Type of address.
static Ipv6Address MakeSolicitedAddress(Ipv6Address addr)
Make the solicited IPv6 address.
static Ipv6Address GetAllRoutersMulticast()
Get the "all routers multicast" address.
static Ipv6Address ConvertFrom(const Address &address)
Convert the Address object into an Ipv6Address ones.
void Serialize(uint8_t buf[16]) const
Serialize this address to a 16-byte buffer.