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add match_addr()

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match() compares IP address and port
match_addr() compares IP address only
This commit is contained in:
SASANO Takayoshi
2020-07-03 04:35:22 +09:00
parent 74adbd4895
commit 6de0bdb536
2 changed files with 22 additions and 0 deletions
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21
UDPSocket.cpp
View File

@@ -118,6 +118,27 @@ bool CUDPSocket::match(const sockaddr_storage &addr1, const sockaddr_storage &ad
}
}
bool CUDPSocket::match_addr(const sockaddr_storage &addr1, const sockaddr_storage &addr2)
{
if (addr1.ss_family != addr2.ss_family)
return false;
switch (addr1.ss_family) {
case AF_INET:
struct sockaddr_in *in_1, *in_2;
in_1 = (struct sockaddr_in *)&addr1;
in_2 = (struct sockaddr_in *)&addr2;
return (in_1->sin_addr.s_addr == in_2->sin_addr.s_addr);
case AF_INET6:
struct sockaddr_in6 *in6_1, *in6_2;
in6_1 = (struct sockaddr_in6 *)&addr1;
in6_2 = (struct sockaddr_in6 *)&addr2;
return IN6_ARE_ADDR_EQUAL(&in6_1->sin6_addr, &in6_2->sin6_addr);
default:
return false;
}
}
bool CUDPSocket::isnone(const sockaddr_storage &addr)
{
struct sockaddr_in *in = (struct sockaddr_in *)&addr;

1
UDPSocket.h
View File

@@ -52,6 +52,7 @@ public:
static int lookup(const std::string& hostName, unsigned int port, sockaddr_storage &address, unsigned int &address_length);
static int lookup(const std::string& hostName, unsigned int port, sockaddr_storage &address, unsigned int &address_length, struct addrinfo &hints);
static bool match(const sockaddr_storage &addr1, const sockaddr_storage &addr2);
static bool match_addr(const sockaddr_storage &addr1, const sockaddr_storage &addr2);
static bool isnone(const sockaddr_storage &addr);
private: