From 3c8602ee9f04991e1d60b8d6504e12296ca671d9 Mon Sep 17 00:00:00 2001
From: Alejandro Sior <aho@sior.be>
Date: Wed, 15 Jun 2022 17:42:40 +0200
Subject: gptman: add files

---
 convert/convert.ha | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 convert/convert.ha

(limited to 'convert/convert.ha')

diff --git a/convert/convert.ha b/convert/convert.ha
new file mode 100644
index 0000000..10f73c7
--- /dev/null
+++ b/convert/convert.ha
@@ -0,0 +1,33 @@
+use fmt;
+
+use mbr;
+use gpt;
+use sector;
+
+use os;
+use io;
+use fs;
+use strings;
+use errors;
+
+
+export fn convert(args: []str) void = {
+	if (len(args) < 2) {
+		fmt::fatalf("gptman.convert: needs disk");
+	};
+
+	fmt::println(args[1])!;
+	let file = os::open(args[1], fs::flags::RDWR)!;
+	defer io::close(file)!;
+
+	let vol = gpt::from(file)!;
+	gpt::mkbackup(vol);
+	defer {
+		gpt::chksums(vol);
+		gpt::commit(vol);
+		gpt::finish(vol);
+	};
+
+	vol.primary.header.disk_guid[0] = 0xcafebabe;
+	vol.primary.header.disk_guid[1] = 0xabababababababab;
+};
-- 
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