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Merge #7570: Net: Add IPv6 Link-Local Address Support

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eda3d92 Net: Add IPv6 Link-Local Address Support (mruddy)
This commit is contained in:
Wladimir J. van der Laan 2016-04-08 14:11:33 +02:00 committed by Alexander Block
parent a8aeff143b
commit b2d659f199
3 changed files with 9 additions and 4 deletions
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7
src/netaddress.cpp
View File

@ -21,6 +21,7 @@ bool fAllowPrivateNet = DEFAULT_ALLOWPRIVATENET;
void CNetAddr::Init()
{
memset(ip, 0, sizeof(ip));
scopeId = 0;
}
void CNetAddr::SetIP(const CNetAddr& ipIn)
@ -68,9 +69,10 @@ CNetAddr::CNetAddr(const struct in_addr& ipv4Addr)
SetRaw(NET_IPV4, (const uint8_t*)&ipv4Addr);
}
CNetAddr::CNetAddr(const struct in6_addr& ipv6Addr)
CNetAddr::CNetAddr(const struct in6_addr& ipv6Addr, const uint32_t scope)
{
SetRaw(NET_IPV6, (const uint8_t*)&ipv6Addr);
scopeId = scope;
}
unsigned int CNetAddr::GetByte(int n) const
@ -480,7 +482,7 @@ CService::CService(const struct sockaddr_in& addr) : CNetAddr(addr.sin_addr), po
assert(addr.sin_family == AF_INET);
}
CService::CService(const struct sockaddr_in6 &addr) : CNetAddr(addr.sin6_addr), port(ntohs(addr.sin6_port))
CService::CService(const struct sockaddr_in6 &addr) : CNetAddr(addr.sin6_addr, addr.sin6_scope_id), port(ntohs(addr.sin6_port))
{
assert(addr.sin6_family == AF_INET6);
}
@ -541,6 +543,7 @@ bool CService::GetSockAddr(struct sockaddr* paddr, socklen_t *addrlen) const
memset(paddrin6, 0, *addrlen);
if (!GetIn6Addr(&paddrin6->sin6_addr))
return false;
paddrin6->sin6_scope_id = scopeId;
paddrin6->sin6_family = AF_INET6;
paddrin6->sin6_port = htons(port);
return true;

3
src/netaddress.h
View File

@ -33,6 +33,7 @@ class CNetAddr
{
protected:
unsigned char ip[16]; // in network byte order
uint32_t scopeId; // for scoped/link-local ipv6 addresses
public:
CNetAddr();
@ -76,7 +77,7 @@ class CNetAddr
std::vector<unsigned char> GetGroup() const;
int GetReachabilityFrom(const CNetAddr *paddrPartner = NULL) const;
CNetAddr(const struct in6_addr& pipv6Addr);
CNetAddr(const struct in6_addr& pipv6Addr, const uint32_t scope = 0);
bool GetIn6Addr(struct in6_addr* pipv6Addr) const;
friend bool operator==(const CNetAddr& a, const CNetAddr& b);

3
src/netbase.cpp
View File

@ -163,7 +163,8 @@ bool static LookupIntern(const char *pszName, std::vector<CNetAddr>& vIP, unsign
if (aiTrav->ai_family == AF_INET6)
{
assert(aiTrav->ai_addrlen >= sizeof(sockaddr_in6));
vIP.push_back(CNetAddr(((struct sockaddr_in6*)(aiTrav->ai_addr))->sin6_addr));
struct sockaddr_in6* s6 = (struct sockaddr_in6*) aiTrav->ai_addr;
vIP.push_back(CNetAddr(s6->sin6_addr, s6->sin6_scope_id));
}
aiTrav = aiTrav->ai_next;