bootstrap: update tarfs driver with libfs support

sys/bootstrap/main.c

@@ -53,7 +53,8 @@ static enum launch_status resolve_dependency(
 }
 
 static kern_status_t open(
-	const struct msg_endpoint *sender,
+	xpc_context_t *ctx,
+	const xpc_endpoint_t *sender,
 	const char *path,
 	int flags,
 	int *out_err,
@@ -178,51 +179,46 @@ int main(
 		.fs_arg = &heap,
 	};
 
-	struct fs_context *fs = fs_context_create(&fs_allocator, NULL);
+	struct fs_context *fs = fs_context_create(&fs_allocator);
 	if (!fs) {
 		kern_logf("cannot initialise fs");
 		return -1;
 	}
 
+	enum fs_status fs_status = fs_context_mount_filesystem(
+		fs,
+		tar_mount,
+		(void *)bsp_base,
+		0);
+	if (fs_status != FS_SUCCESS) {
+		kern_logf("cannot mount filesustem (%d)", fs_status);
+		return -1;
+	}
+
 	while (1) {
-		struct msg_endpoint sender;
-		struct msg_header hdr;
-		kern_msg_handle_t handles[KERN_MSG_MAX_HANDLES] = {0};
-		kern_status_t status = msg_recv_generic(
-			channel,
-			&sender,
-			&hdr,
-			handles,
-			KERN_MSG_MAX_HANDLES);
+		xpc_msg_t msg;
+		kern_status_t status = xpc_msg_recv(channel, &msg);
 		if (status != KERN_OK) {
 			kern_logf("message recv error %d", status);
-			msg_reply_generic(
-				channel,
-				&sender,
-				&hdr,
-				KERN_UNSUPPORTED);
 			continue;
 		}
 
-		switch (hdr.hdr_protocol) {
-		case PROTOCOL_FS:
-			status = fs_context_dispatch_msg(
-				fs,
-				channel,
-				&sender,
-				&hdr);
+		switch (msg.msg_header.hdr_interface) {
+		case INTERFACE_FS:
+			status = fs_context_dispatch_msg(fs, &msg);
 			break;
 		default:
 			kern_logf(
 				"unknown message protocol %u",
-				hdr.hdr_protocol);
-			msg_reply_generic(
-				channel,
-				&sender,
-				&hdr,
-				KERN_UNSUPPORTED);
+				msg.msg_header.hdr_interface);
+			xpc_msg_reply_error(&msg, KERN_UNSUPPORTED);
 			break;
 		}
+
+		if (status != KERN_OK) {
+			kern_logf("message reply error %d", status);
+			continue;
+		}
 	}
 
 	return 0;