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65 lines
1.2 KiB
Plaintext
65 lines
1.2 KiB
Plaintext
module std::net;
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import std::io;
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faultdef
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INVALID_URL,
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URL_TOO_LONG,
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INVALID_SOCKET,
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GENERAL_ERROR,
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INVALID_IP_STRING,
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ADDRINFO_FAILED,
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CONNECT_FAILED,
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LISTEN_FAILED,
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ACCEPT_FAILED,
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WRITE_FAILED,
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READ_FAILED,
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SOCKOPT_FAILED,
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SOCKETS_NOT_INITIALIZED,
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STILL_PROCESSING_CALLBACK,
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BAD_SOCKET_DESCRIPTOR,
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NOT_A_SOCKET,
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CONNECTION_REFUSED,
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CONNECTION_TIMED_OUT,
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ADDRESS_IN_USE,
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CONNECTION_ALREADY_IN_PROGRESS,
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ALREADY_CONNECTED,
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NETWORK_UNREACHABLE,
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OPERATION_NOT_SUPPORTED_ON_SOCKET,
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CONNECTION_RESET;
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fn uint? ipv4toint(String s)
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{
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uint out;
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int element;
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int current = -1;
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foreach (c : s)
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{
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if (c == '.')
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{
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if (current < 0) return INVALID_IP_STRING~;
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out = out << 8 + current;
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current = -1;
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element++;
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continue;
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}
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if (element > 3 || c < '0' || c > '9') return INVALID_IP_STRING~;
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if (current < 0)
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{
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current = c - '0';
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continue;
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}
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current = current * 10 + c - '0';
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}
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if (element != 3 || current < 0) return INVALID_IP_STRING~;
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out = out << 8 + current;
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return out;
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}
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fn String? int_to_ipv4(uint val, Allocator allocator)
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{
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char[3 * 4 + 3 + 1] buffer;
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String res = (String)io::bprintf(&buffer, "%d.%d.%d.%d", val >> 24, (val >> 16) & 0xFF, (val >> 8) & 0xFF, val & 0xFF)!;
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return res.copy(allocator);
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}
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