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net/IPv[46]Address: pass SocketAddress by value to Cast()

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This commit is contained in:
Max Kellermann 2020-11-30 21:30:39 +01:00 committed by Max Kellermann
parent 34a070f5a6
commit 32ce9ce919
2 changed files with 2 additions and 2 deletions
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2
src/net/IPv4Address.hxx
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@ -170,7 +170,7 @@ public:
* Return a downcasted reference to the address. This call is * Return a downcasted reference to the address. This call is
* only legal after verifying SocketAddress::GetFamily(). * only legal after verifying SocketAddress::GetFamily().
*/ */
static constexpr const IPv4Address &Cast(const SocketAddress &src) noexcept { static constexpr const IPv4Address &Cast(const SocketAddress src) noexcept {
/* this reinterpret_cast works because this class is /* this reinterpret_cast works because this class is
just a wrapper for struct sockaddr_in */ just a wrapper for struct sockaddr_in */
return *(const IPv4Address *)(const void *)src.GetAddress(); return *(const IPv4Address *)(const void *)src.GetAddress();

2
src/net/IPv6Address.hxx
View File

@ -139,7 +139,7 @@ public:
* Return a downcasted reference to the address. This call is * Return a downcasted reference to the address. This call is
* only legal after verifying SocketAddress::GetFamily(). * only legal after verifying SocketAddress::GetFamily().
*/ */
static constexpr const IPv6Address &Cast(const SocketAddress &src) noexcept { static constexpr const IPv6Address &Cast(const SocketAddress src) noexcept {
/* this reinterpret_cast works because this class is /* this reinterpret_cast works because this class is
just a wrapper for struct sockaddr_in6 */ just a wrapper for struct sockaddr_in6 */
return *(const IPv6Address *)(const void *)src.GetAddress(); return *(const IPv6Address *)(const void *)src.GetAddress();