includes/type: Display space optimized version of IPv6 addresses

This commit is contained in:
Nik
2022-10-02 23:25:10 +02:00
committed by GitHub
parent 22390d0adf
commit 5c9a7b1ac0

View File

@@ -4,36 +4,53 @@
namespace type {
struct IPv4Address {
u8 bytes[4];
} [[sealed, format("type::impl::format_ipv4_address")]];
struct IPv4Address {
u8 bytes[4];
} [[sealed, format("type::impl::format_ipv4_address")]];
struct IPv6Address {
u16 words[8];
} [[sealed, format("type::impl::format_ipv6_address")]];
namespace impl {
fn format_ipv4_address(IPv4Address address) {
return std::format("{}.{}.{}.{}",
address.bytes[0],
address.bytes[1],
address.bytes[2],
address.bytes[3]);
};
u16 words[8];
} [[sealed, format("type::impl::format_ipv6_address")]];
namespace impl {
fn format_ipv4_address(IPv4Address address) {
return std::format("{}.{}.{}.{}",
address.bytes[0],
address.bytes[1],
address.bytes[2],
address.bytes[3]);
};
fn format_ipv6_address(IPv6Address address) {
return std::format("{:04X}:{:04X}:{:04X}:{:04X}:{:04X}:{:04X}:{:04X}:{:04X}",
address.words[0],
address.words[1],
address.words[2],
address.words[3],
address.words[4],
address.words[5],
address.words[6],
address.words[7]);
};
}
str result;
bool hadZeros = false;
s8 startIndex = -1;
for (u8 i = 0, i < 8, i += 1) {
if (address.words[i] == 0x00 && !hadZeros) {
hadZeros = true;
startIndex = i;
while (i < 7) {
if (address.words[i + 1] != 0x00)
break;
i += 1;
}
if (startIndex == 0 || i == 7)
result += ":";
} else {
result += std::format("{:04X}", address.words[i]);
}
result += ":";
}
return std::string::substr(result, 0, std::string::length(result) - 1);
};
}
}
}