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Fix Address::isLocalhost algorithm

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This commit is contained in:
Loic Blot
2019-02-09 19:52:38 +01:00
parent 7796a3118d
commit ff5d4ffe1c
3 changed files with 74 additions and 4 deletions
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8
src/network/address.cpp
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@@ -277,13 +277,13 @@ bool Address::isLocalhost() const {
static const unsigned char localhost_bytes[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1};
static const unsigned char mapped_ipv4_localhost[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 0x7f, 0, 0, 1};
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff, 0x7f, 0, 0, 0};
auto addr = m_address.ipv6.sin6_addr.s6_addr;
return memcmp(addr, localhost_bytes, 16) == 0 ||
memcmp(addr, mapped_ipv4_localhost, 16) == 0;
} else {
return m_address.ipv4.sin_addr.s_addr == 0x0100007F;
memcmp(addr, mapped_ipv4_localhost, 13) == 0;
}
return (m_address.ipv4.sin_addr.s_addr & 0xFF) == 0x7f;
}