1 files changed, 27 insertions, 0 deletions
diff --git a/gpg-interface.h b/gpg-interface.h
index e09f12e8d0..50487aa148 100644
--- a/gpg-interface.h
+++ b/gpg-interface.h
@@ -48,6 +48,18 @@ struct signature_check {
 void signature_check_clear(struct signature_check *sigc);
 
 /*
+ * Return the format of the signature (like "openpgp", "x509", "ssh"
+ * or "unknown").
+ */
+const char *get_signature_format(const char *buf);
+
+/*
+ * Is the signature format valid (like "openpgp", "x509", "ssh" or
+ * "unknown")
+ */
+int valid_signature_format(const char *format);
+
+/*
  * Look at a GPG signed tag object.  If such a signature exists, store it in
  * signature and the signed content in payload.  Return 1 if a signature was
  * found, and 0 otherwise.
@@ -92,4 +104,19 @@ int check_signature(struct signature_check *sigc,
 void print_signature_buffer(const struct signature_check *sigc,
 			    unsigned flags);
 
+/* Modes for --signed-tags=<mode> and --signed-commits=<mode> options. */
+enum sign_mode {
+	SIGN_ABORT,
+	SIGN_WARN_VERBATIM,
+	SIGN_VERBATIM,
+	SIGN_WARN_STRIP,
+	SIGN_STRIP,
+};
+
+/*
+ * Return 0 if `arg` can be parsed into an `enum sign_mode`. Return -1
+ * otherwise.
+ */
+int parse_sign_mode(const char *arg, enum sign_mode *mode);
+
 #endif