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+name = "remote_marks" +version = "0.1.0" +edition = "2024" + +[dependencies] +env_logger = "0.11.11" +log = "0.4.34" +minicbor = "2.3.0" \ No newline at end of file diff --git a/src/main.rs b/src/main.rs new file mode 100644 index 0000000..d7d63a4 --- /dev/null +++ b/src/main.rs @@ -0,0 +1,15 @@ +mod server; + +use std::any::Any; +use std::collections::HashMap; +use std::net::UdpSocket; + +const LISTEN: &str = "127.0.0.1:8080"; + + + +fn main() { + let listener = UdpSocket::bind(LISTEN).unwrap(); + let mut buffer = [0; 1024]; + while let Ok((inbound, outbound)) = listener.recv_from(&mut buffer) {} +} diff --git a/src/server/mod.rs b/src/server/mod.rs new file mode 100644 index 0000000..517e89b --- /dev/null +++ b/src/server/mod.rs @@ -0,0 +1,89 @@ +use minicbor::decode::Error; +use minicbor::Decoder; +use std::any::Any; +use std::collections::HashMap; +use std::fmt::{Debug, Display, Formatter}; +use minicbor::data::Type; + +enum Command { + Unknown, + Define(String, Box), + Set(String, Box), + Push(String, Box), +} + +struct Line{ + data: Vec>, +} + +impl From>> for Line { + fn from(value: Vec>) -> Self { + Self{data: value} + } +} + +impl Display for Line { + fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { + write!(f, "[{}]", self.data.iter().map(|i| i.to_string()).collect::>().join(", ")) + } +} + +impl From<&[u8]> for Command { + fn from(value: &[u8]) -> Self { + parse_command(value).unwrap_or(Command::Unknown) + } +} + +fn parse_command(data: &[u8]) -> Result { + if data.starts_with(b"SET:") { + let payload = &data[b"SET:".len()..]; + let mut decoder = Decoder::new(&payload); + decoder.array()?; + let id = decoder.str()?.to_string(); + let value = decode_value(&mut decoder)?; + } + Ok(Command::Unknown) +} + +fn decode_value(decoder: &mut Decoder) -> Result, Error> { + Ok(match decoder.datatype()? { + Type::Bool => Box::new(decoder.bool()?), + Type::U8 => Box::new(decoder.u8()? as isize), + Type::U16 => Box::new(decoder.u16()? as isize), + Type::U32 => Box::new(decoder.u32()? as isize), + Type::U64 => Box::new(decoder.u64()? as isize), + Type::I8 => Box::new(decoder.i8()? as isize), + Type::I16 => Box::new(decoder.i16()? as isize), + Type::I32 => Box::new(decoder.i32()? as isize), + Type::I64 => Box::new(decoder.i64()? as isize), + Type::Int => Box::new(decoder.i32()? as isize), + Type::F16 => Box::new(decoder.f32()? as f64), + Type::F32 => Box::new(decoder.f32()? as f64), + Type::F64 => Box::new(decoder.f64()?), + Type::String | + Type::StringIndef => Box::new(decoder.str()?.to_string()), + Type::Array | + Type::ArrayIndef => { + let len = decoder.array()?; + let mut array = if let Some(len) = len { Vec::with_capacity(len as usize) } else { vec![] }; + if array.is_empty() { + loop { + let dt = decoder.datatype()?; + if let Type::Break = dt { + break; + } + array.push(decode_value(decoder)?); + } + } + Box::new(Line::from(array)) + } + // Type::Tag => { + // let tag = decoder.tag()?; + // } + _ => Box::new(false) + }) +} + +struct NoteContext { + entries: HashMap>, +} \ No newline at end of file