1 files changed, 35 insertions, 0 deletions
diff --git a/src/shared/boot-entry.h b/src/shared/boot-entry.h
new file mode 100644
index 0000000..f3a6f28
--- /dev/null
+++ b/src/shared/boot-entry.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <stdbool.h>
+
+#include "sd-id128.h"
+
+typedef enum BootEntryTokenType {
+        BOOT_ENTRY_TOKEN_MACHINE_ID,
+        BOOT_ENTRY_TOKEN_OS_IMAGE_ID,
+        BOOT_ENTRY_TOKEN_OS_ID,
+        BOOT_ENTRY_TOKEN_LITERAL,
+        BOOT_ENTRY_TOKEN_AUTO,
+} BootEntryTokenType;
+
+bool boot_entry_token_valid(const char *p);
+
+int boot_entry_token_ensure(
+                const char *root,
+                const char *etc_kernel,   /* will be prefixed with root, typically /etc/kernel. */
+                sd_id128_t machine_id,
+                bool machine_id_is_random,
+                BootEntryTokenType *type, /* input and output */
+                char **token);            /* output, but do not pass uninitialized value. */
+int boot_entry_token_ensure_at(
+                int rfd,
+                const char *etc_kernel,
+                sd_id128_t machine_id,
+                bool machine_id_is_random,
+                BootEntryTokenType *type,
+                char **token);
+
+int parse_boot_entry_token_type(const char *s, BootEntryTokenType *type, char **token);
+
+const char* boot_entry_token_type_to_string(BootEntryTokenType t);