rockorager.dev
An asynchronous IO runtime
dns: add SRV
+39
-1
src/stda/net/dns.zig
+39
-1
src/stda/net/dns.zig
···
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// MX = 15,
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// TXT = 16,
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AAAA = 28,
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-
// SRV = 33,
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+
SRV = 33,
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// OPT = 41,
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};
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pub const Answer = union(ResourceType) {
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A: [4]u8,
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AAAA: [16]u8,
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SRV: struct {
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priority: u16,
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weight: u16,
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port: u16,
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target: []const u8,
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},
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};
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pub const Response = struct {
···
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self.bytes[self.offset + 13],
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self.bytes[self.offset + 14],
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self.bytes[self.offset + 15],
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+
} };
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},
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+
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.SRV => {
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assert(rd_len > 6);
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const rdata = self.bytes[self.offset..];
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const priority = std.mem.readInt(u16, rdata[0..2], .big);
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const weight = std.mem.readInt(u16, rdata[2..4], .big);
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const port = std.mem.readInt(u16, rdata[4..6], .big);
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+
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var buf: [256]u8 = undefined;
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var idx: usize = 0;
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var offset: usize = 6;
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while (true) {
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const len = rdata[offset];
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if (len == 0x00) break;
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+
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if (idx > 0) {
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buf[idx] = '.';
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idx += 1;
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}
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offset += 1;
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@memcpy(buf[idx .. idx + len], rdata[offset .. offset + len]);
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offset += len;
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idx += len;
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}
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+
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return .{ .SRV = .{
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.priority = priority,
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.weight = weight,
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.port = port,
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.target = buf[0..idx],
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} };
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},
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}