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shenjack 2024-01-12 19:43:58 +08:00
parent a8b27a21cd
commit c746416c09
Signed by: shenjack
GPG Key ID: 7B1134A979775551
1 changed files with 95 additions and 4 deletions
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99
v2/src/data_struct.rs
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@ -44,7 +44,7 @@ pub enum Value<'value> {
/// 12
LongArray(RawData<'value>),
/// 9
List(Vec<ListContent<'value>>),
List(ListContent<'value>),
/// 10
Compound(HashMap<&'value str, Value<'value>>),
}
@ -127,12 +127,103 @@ impl<'value> Value<'value> {
let (value, data) = data.split_at(length as usize);
Self::String(std::str::from_utf8(value).unwrap())
}
pub fn read_list(data: &mut [u8]) -> Self {
pub fn read_list(data: &'value mut [u8]) -> Self {
// 内容类型
let (type_id, data) = data.split_at(1);
let type_id = type_id[0];
// 内容长度
let (length, data) = data.split_at(4);
let (length, mut data) = data.split_at(4);
let length = i32::from_le_bytes([length[0], length[1], length[2], length[3]]);
todo!()
match type_id {
0 => panic!("WTF, type_id = 0"),
1 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(1);
list.push(value[0] as i8);
}
Self::List(ListContent::ByteList(list))
}
2 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(2);
list.push(i16::from_le_bytes([value[0], value[1]]));
}
Self::List(ListContent::ShortList(list))
}
3 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(4);
list.push(i32::from_le_bytes([value[0], value[1], value[2], value[3]]));
}
Self::List(ListContent::IntList(list))
}
4 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(8);
list.push(i64::from_le_bytes([
value[0], value[1], value[2], value[3], value[4], value[5], value[6],
value[7],
]));
}
Self::List(ListContent::LongList(list))
}
5 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(4);
list.push(f32::from_le_bytes([value[0], value[1], value[2], value[3]]));
}
Self::List(ListContent::FloatList(list))
}
6 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (value, data) = data.split_at(8);
list.push(f64::from_le_bytes([
value[0], value[1], value[2], value[3], value[4], value[5], value[6],
value[7],
]))
}
Self::List(ListContent::DoubleList(list))
}
7 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (len, data) = data.split_at(4);
let len = i32::from_le_bytes([len[0], len[1], len[2], len[3]]);
let (value, data) = data.split_at(len as usize);
list.push(RawData {
raw_data: value,
length: len as usize,
});
}
Self::List(ListContent::ByteArrayList(list))
}
8 => {
let mut list = Vec::with_capacity(length as usize);
for _ in 0..length {
let (len, data) = data.split_at(2);
let len = u16::from_le_bytes([len[0], len[1]]);
let (value, data) = data.split_at(len as usize);
let value = std::str::from_utf8(value).unwrap();
list.push(value);
}
Self::List(ListContent::StringList(list))
}
9 => {
// 好好好, list 嵌套 list 是吧
let mut list = Vec::with_capacity(length as usize);
let mut data = data;
for _ in 0..length {
let inner_list = Self::read_list(&mut data);
}
Self::List(ListContent::ListList(list))
}
_ => panic!("WTF, type_id = {}", type_id),
}
}
}