Initial code dump

4 files changed, 283 insertions, 0 deletions

diff --git a/src/data.rs b/src/data.rs
new file mode 100644
index 000000000000..b1c248860b02
--- /dev/null
+++ b/src/data.rs
@@ -0,0 +1,175 @@
+//! Data structures for the game
+
+use async_std::sync::Arc;
+use std::{
+    collections::BTreeMap,
+    sync::atomic::{AtomicBool, AtomicU32, AtomicU16},
+};
+
+/// A node is a computer on the network graph
+///
+/// It's owned by a player, and has some upgrade state, as well as
+/// base stats.
+pub struct Node {
+    /// Each node has a unique ID by which it's addressed
+    id: u16,
+    /// The current health
+    health: AtomicU32,
+    /// The max health
+    max_health: AtomicU32,
+    /// The owner of this node
+    owner: Owner,
+    /// Upgrade state
+    type_: Upgrade,
+    /// Number of links on the map
+    links: u8,
+    /// Active link states
+    link_states: Vec<Arc<Link>>,
+    /// Input buffer
+    buffer: Vec<Packet>,
+}
+
+/// A one-to-one link between two nodes
+pub struct Link {
+    /// This link ID
+    id: u16,
+    /// Node 1
+    a: u16,
+    /// Node 2
+    b: u16,
+    length: u32,
+    /// Packets present on this link
+    pp: Vec<(Packet, AtomicU32)>,
+}
+
+/// A packet going across the network
+pub struct Packet {
+    /// The packet ID
+    id: u16,
+    /// Declare this packet to be removed
+    dead: AtomicBool,
+    /// Each packet is owned by a player
+    owner: Arc<Player>,
+    /// What type of packet this is
+    data_: PacketType,
+}
+
+/// A player who's having fun
+pub struct Player {
+    /// A unique player ID (per match)
+    id: u16,
+    /// The player name
+    name: String,
+    /// Player color
+    color: Color,
+}
+
+/// Optionally, players can create teams
+pub struct Team {
+    /// Name of the team
+    name: String,
+    /// Unified color of the team
+    color: Color,
+    /// All team members by their ID
+    roster: Vec<u16>
+}
+
+/// An RGB color without alpha
+pub struct Color(u8, u8, u8);
+
+/// Describes ownership state
+pub enum Owner {
+    /// Nobody owns this
+    Neutral,
+    /// A player owns this
+    Player(Player),
+}
+
+/// Encodes upgrade level without numbers
+pub enum Level {
+    /// 1
+    One,
+    /// 2
+    Two,
+    /// 3 (wow)
+    Three,
+}
+
+/// Describes upgrade state
+pub enum Upgrade {
+    /// A basic node
+    Base,
+    /// Battle (attack/defence) nodes
+    Guard(Level),
+    /// These nodes make money
+    Compute(Level),
+    /// Good at packet switching
+    Relay(Level),
+}
+
+/// Possible types of packets
+pub enum PacketType {
+    /// A keepalive packet
+    ///
+    /// These are sent by all nodes if their neighbours are either
+    /// friendly or neutral, and used to keep the network alive.
+    /// Sending them costs nothing, and when they are received, they
+    /// yield a small amount of funds, and restoring health of a node.
+    Ping,
+    /// A non exploit capture
+    ///
+    /// This is a packet that can be sent out by any node (except a
+    /// switch) to claim a neutral node on the network.  The path to
+    /// the node needs to consist only of friendlies, and if an enemy
+    /// node processes this type, nothing happens.
+    Capture,
+    /// A compute packet
+    ///
+    /// The first value is the target compute value, which each
+    /// compute node adds on to.  The second value is the current.  If
+    /// a compute packet passes through a compromised or enemy node,
+    /// it might subtract from the second value, before palling it on.
+    Compute {
+        max: u16,
+        curr: AtomicU16,
+        step: u16,
+    },
+    /// A special wrapper packet generated by guards
+    ///
+    /// Sometimes, when a hostily attack packet encounters a guard, it
+    /// manages to capture the attack, and forwards it to a random
+    /// compute node.  If the node manages to handle the packet,
+    /// without it getting dropped in the meantime), it yields a
+    /// specified reward, like a computation would.
+    Payload {
+        inner: Box<PacketType>,
+        reward: u16
+    },
+    /// A reset attack packet
+    ///
+    /// When encountering a hostile node, it will make that node drop
+    /// all packets in it's buffers.
+    Reset,
+    /// Cross-node-scripting attack
+    ///
+    /// Decreases the strength of a node, also having a small chance
+    /// of spawning a new packet into a random output buffer.  When
+    /// applied to a neutral node, it makes capturing nodes go faster.
+    CNS,
+    /// Node-in-the-middle attack
+    ///
+    /// Infect the routing behaviour of a node to route all traffic to
+    /// a specified enemy node instead
+    Nitm,
+    /// Virus infection attack
+    ///
+    /// Infects a node to capture it's earnings, both active and
+    /// passive, for a short time, without taking on it's costs.
+    Virus,
+    /// A total control exploit
+    ///
+    /// This is very hard to do, and a node will basically always
+    /// resist it, but if successful, transforms the node into a guard
+    /// node and yields control to the attackinng player.
+    TakeOver,
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 000000000000..873a84e684a7
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,9 @@
+#![allow(warnings)]
+
+mod data;
+mod map;
+mod stats;
+
+fn main() {
+    println!("Hello, world!");
+}
diff --git a/src/map.rs b/src/map.rs
new file mode 100644
index 000000000000..31bc9a3dbe38
--- /dev/null
+++ b/src/map.rs
@@ -0,0 +1,19 @@
+//! Implements a map graph and world logic
+
+use crate::data::{Node, Link};
+use std::collections::BTreeMap;
+use async_std::sync::Arc;
+
+
+/// A map that people fight on
+///
+/// A map is defined by it's graph relationships, but also where on
+/// the map nodes are placed, how much spacing there is, etc.  All
+/// this information is encoded in the same structs because it's
+/// static, and just more convenient.
+pub struct Map {
+    /// Node IDs mapped to node objects
+    nodes: BTreeMap<u16, Arc<Node>>,
+    /// Link IDs mapped to link objects
+    links: BTreeMap<u16, Arc<Link>>,
+}
diff --git a/src/stats.rs b/src/stats.rs
new file mode 100644
index 000000000000..d679c3e7d38c
--- /dev/null
+++ b/src/stats.rs
@@ -0,0 +1,80 @@
+//! This file contains balancing data
+//!
+//! Each type of node and packet is being balanced for different
+//! factors.  The stats are just returned by these functions.
+//! Whenever there is some effect that can happen in the game, it's
+//! value (strength) will be derived from here.
+
+/// The cost of doing business
+pub mod cost {
+    use crate::data::{Level, PacketType, Upgrade};
+
+    /// Takes the current node and desired upgrade level
+    pub fn upgrade(curr: &Upgrade, want: &Upgrade) -> u32 {
+        use self::{Level::*, Upgrade::*};
+        match (curr, want) {
+            // Base upgrades
+            (Base, Guard(One)) => 30,
+            (Base, Compute(One)) => 25,
+            (Base, Relay(One)) => 20,
+
+            // Guards
+            (Guard(One), Guard(Two)) => 50,
+            (Guard(Two), Guard(Three)) => 75,
+
+            // Compute is expensive
+            (Compute(One), Compute(Two)) => 50,
+            (Compute(Two), Compute(Three)) => 95,
+
+            // Relays
+            (Relay(One), Relay(Two)) => 35,
+            (Relay(Two), Relay(Three)) => 55,
+
+            // Can't touch this
+            (_, _) => unreachable!(),
+        }
+    }
+
+    /// Sending certain packets costs money, let's find out how much
+    pub fn packets(node: &Upgrade, packet: &PacketType) -> u32 {
+        use {
+            Level::*,
+            PacketType::*,
+            Upgrade::{Base, Compute as Cc, Guard, Relay},
+        };
+        match (node, packet) {
+            // Sending pings is free forever
+            (_, Ping) => 0,
+            // Capture packets always cost the same
+            (_, Capture) => 15,
+
+            // The cost of compute packets increases with levels
+            // because their efficiency increases more dramatically
+            (Cc(One), Compute { .. }) => 7,
+            (Cc(Two), Compute { .. }) => 14,
+            (Cc(Three), Compute { .. }) => 21,
+
+            // Payloads can only be sent from guards
+            (Guard(_), Payload { .. }) => 12,
+
+            // Resets are relatively cheap
+            (Guard(One), Reset) => 16,
+            (Guard(Two), Reset) => 32,
+            (Guard(Three), Reset) => 48,
+
+            (Guard(One), Nitm) => 28,
+            (Guard(Two), Nitm) => 64,
+            (Guard(Three), Nitm) => 148,
+
+            (Guard(One), Virus) => 18,
+            (Guard(Two), Virus) => 40,
+            (Guard(Three), Virus) => 60,
+
+            // Only level 3 guards can send takeovers
+            (Guard(Three), TakeOver) => 256,
+
+            // Can't touch this
+            (_, _) => unreachable!()
+        }
+    }
+}