72 lines
2.0 KiB
Zig
72 lines
2.0 KiB
Zig
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const std = @import("std");
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const net = std.net;
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const fmt = std.fmt;
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const os = std.os;
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const print = std.debug.print;
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const ipc = @import("ipc");
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const hexdump = ipc.hexdump;
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const Message = ipc.Message;
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pub fn main() !u8 {
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const config = .{.safety = true};
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var gpa = std.heap.GeneralPurposeAllocator(config){};
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defer _ = gpa.deinit();
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const allocator = gpa.allocator();
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var ctx = try ipc.Context.init(allocator);
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defer ctx.deinit(); // There. Can't leak. Isn't Zig wonderful?
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// The service to contact, either provided with the SERVICE envvar
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// or simply using "pong".
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var should_free_service_to_contact: bool = true;
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var service_to_contact = std.process.getEnvVarOwned(allocator, "SERVICE") catch blk: {
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should_free_service_to_contact = false;
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break :blk "pong";
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};
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defer {
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if (should_free_service_to_contact)
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allocator.free(service_to_contact);
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}
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var pongfd = try ctx.connect_ipc(service_to_contact);
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var message = try Message.init(pongfd, allocator, "bounce me");
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try ctx.schedule(message);
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var some_event: ipc.Event = undefined;
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ctx.timer = 2000; // 2 seconds
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while(true) {
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some_event = try ctx.wait_event();
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switch (some_event.t) {
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.TIMER => {
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print("Timer!\n", .{});
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},
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.MESSAGE_RX => {
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if (some_event.m) |m| {
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print("message has been bounced: {}\n", .{m});
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m.deinit();
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break;
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}
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else {
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print("Received empty message, ERROR.\n", .{});
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break;
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}
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},
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.MESSAGE_TX => {
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print("Message sent.\n", .{});
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},
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else => {
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print("Unexpected event: {}, let's suicide\n", .{some_event});
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break;
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},
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}
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}
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print("Goodbye\n", .{});
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return 0;
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}
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