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net/IPv4Address: add static method ConstructInAddrBE()

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This commit is contained in:
Max Kellermann
2018-08-20 15:47:53 +02:00
parent 616c8383c0
commit 82d0f68acf
1 changed files with 15 additions and 1 deletions
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16
src/net/IPv4Address.hxx
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@@ -54,6 +54,13 @@ class IPv4Address {
return {{{ a, b, c, d }}};
}
/**
* @param x the 32 bit IP address in network byte order
*/
static constexpr struct in_addr ConstructInAddrBE(uint32_t x) noexcept {
return (struct in_addr){{.S_addr=x}};
}
static constexpr struct in_addr ConstructInAddr(uint32_t x) noexcept {
return ConstructInAddr(x >> 24, x >> 16, x >> 8, x);
}
@@ -68,8 +75,15 @@ class IPv4Address {
return ToBE32((a << 24) | (b << 16) | (c << 8) | d);
}
/**
* @param x the 32 bit IP address in network byte order
*/
static constexpr struct in_addr ConstructInAddrBE(uint32_t x) noexcept {
return { x };
}
static constexpr struct in_addr ConstructInAddr(uint32_t x) noexcept {
return { ToBE32(x) };
return ConstructInAddrBE(ToBE32(x));
}
static constexpr struct in_addr ConstructInAddr(uint8_t a, uint8_t b,