Added saving of struct to file in Zig and reading it back

3 files changed, 37 insertions, 0 deletions

diff --git a/zig-struct-bin/Makefile b/zig-struct-bin/Makefile
new file mode 100644
index 0000000..98beea6
--- /dev/null
+++ b/zig-struct-bin/Makefile
@@ -0,0 +1,2 @@
+default:
+	zig test main.zig
diff --git a/zig-struct-bin/main.zig b/zig-struct-bin/main.zig
new file mode 100644
index 0000000..4193242
--- /dev/null
+++ b/zig-struct-bin/main.zig
@@ -0,0 +1,35 @@
+const std = @import("std");
+
+const Sample = packed struct {
+    type: u16,
+    machine: u16,
+    version: u32,
+};
+
+test "write" {
+    const s = Sample{
+        .type = 54,
+        .machine = 72,
+        .version = 132,
+    };
+
+    std.debug.print("{}\n", .{s});
+
+    var file = try std.fs.cwd().createFile("out.bin", .{});
+    defer file.close();
+
+    try file.writeAll(std.mem.asBytes(&s));
+}
+
+test "read" {
+    var file = try std.fs.cwd().openFile("./out.bin", .{});
+    defer file.close();
+
+    var buffer: [8]u8 = undefined;
+    _ = try file.read(buffer[0..]);
+
+    const s: *Sample = @ptrCast(@alignCast(&buffer));
+    std.debug.print("{}\n", .{s});
+}
+
+pub fn main() void {}
diff --git a/zig-struct-bin/out.bin b/zig-struct-bin/out.bin
new file mode 100644
index 0000000..44ae9d8
--- /dev/null
+++ b/zig-struct-bin/out.bin