Wrote b3270 arbiter

d3270-common/src/b3270.rs

@@ -0,0 +1,120 @@
+use serde::{Deserialize, Serialize};
+use indication::{CodePage, ConnectAttempt, Connection, Erase, FileTransfer, Hello, Model, Oia, Passthru, Popup, Proxy, RunResult, Screen, ScreenMode, Scroll, Setting, Stats, TerminalName, Thumb, Tls, TlsHello, TraceFile, UiError};
+use operation::{Fail, Register, Run, Succeed};
+
+pub mod operation;
+pub mod indication;
+pub mod types;
+
+#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
+pub enum Indication {
+    Bell{}, // TODO: make sure this emits/parses {"bell": {}}
+    /// Indicates that the host connection has changed state.
+    Connection(Connection),
+    /// A new host connection is being attempted
+    ConnectAttempt(ConnectAttempt),
+    /// Indicates the screen size
+    Erase(Erase),
+    /// Display switch between LTR and RTL
+    Flipped {
+        /// True if display is now in RTL mode
+        value: bool,
+    },
+    /// An xterm escape sequence requested a new font
+    Font {
+        text: String,
+    },
+    /// The formatting state of the screen has changed.
+    /// A formatted string has at least one field displayed.
+    Formatted {
+        state: bool,
+    },
+    /// File transfer state change
+    #[serde(rename="ft")]
+    FileTransfer(FileTransfer),
+    /// An XTerm escape sequence requested a new icon name
+    Icon{
+        text: String,
+    },
+    /// The first message sent
+    Initialize(Vec<InitializeIndication>),
+    /// Change in the state of the Operator Information Area
+    Oia(Oia),
+    /// A passthru action has been invoked.
+    /// Clients must respond with a succeed or fail operation
+    Passthru(Passthru),
+    /// Display an asynchronous message
+    Popup(Popup),
+    /// Result of a run operation
+    RunResult(RunResult),
+    /// Change to screen contents
+    Screen(Screen),
+    /// Screen dimensions/characteristics changed
+    ScreenMode(ScreenMode),
+    /// Screen was scrolled up by one row
+    Scroll(Scroll),
+    /// Setting changed
+    Setting(Setting),
+    /// I/O statistics
+    Stats(Stats),
+    /// Reports the terminal name sent to the host during TELNET negotiation
+    TerminalName(TerminalName),
+    /// Change in the scrollbar thumb
+    Thumb(Thumb),
+    /// Indicates the name of the trace file
+    TraceFile(TraceFile),
+    /// TLS state changed
+    Tls(Tls),
+    /// Error in b3270's input
+    UiError(UiError),
+    /// Xterm escape sequence requested a change to the window title
+    WindowTitle{
+        text: String,
+    }
+}
+
+#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
+#[serde(rename_all="kebab-case")]
+pub enum InitializeIndication {
+    CodePages(Vec<CodePage>),
+    /// Indicates that the host connection has changed state.
+    Connection(Connection),
+    /// Indicates the screen size
+    Erase(Erase),
+    /// The first element in the initialize array
+    Hello(Hello),
+    /// Indicates which 3270 models are supported
+    Models(Vec<Model>),
+    /// Change in the state of the Operator Information Area
+    Oia(Oia),
+    /// Set of supported prefixes
+    Prefixes{value: String},
+    /// List of supported proxies
+    Proxies(Vec<Proxy>),
+    /// Screen dimensions/characteristics changed
+    ScreenMode(ScreenMode),
+    /// Setting changed
+    Setting(Setting),
+    /// Scroll thumb position
+    Thumb(Thumb),
+    /// Indicates build-time TLS config
+    TlsHello(TlsHello),
+    /// TLS state changed
+    Tls(Tls),
+    /// Trace file
+    TraceFile(TraceFile),
+}
+
+#[derive(Serialize, Deserialize, Debug, PartialEq, Clone)]
+#[serde(rename_all="kebab-case")]
+pub enum Operation {
+    /// Run an action
+    Run(Run),
+    /// Register a pass-thru action
+    Register(Register),
+    /// Tell b3270 that a passthru action failed
+    Fail(Fail),
+    /// Tell b3270 that a passthru action succeeded
+    Succeed(Succeed),
+}
+