1 files changed, 6 insertions, 1 deletions

diff --git a/verifier.h b/verifier.h
index b355b3eb7..d70417340 100644
--- a/verifier.h
+++ b/verifier.h
@@ -25,12 +25,17 @@ enum { INSTALL_SUCCESS, INSTALL_ERROR, INSTALL_CORRUPT };
 
 static const float VERIFICATION_PROGRESS_FRACTION = 0.25;
 
+typedef struct Certificate {
+    int hash_len;  // SHA_DIGEST_SIZE (SHA-1) or SHA256_DIGEST_SIZE (SHA-256)
+    RSAPublicKey* public_key;
+} Certificate;
+
 /* Look in the file for a signature footer, and verify that it
  * matches one of the given keys.  Return one of the constants below.
  */
 int verify_file(const char* path);
 
-RSAPublicKey* load_keys(const char* filename, int* numKeys);
+Certificate* load_keys(const char* filename, int* numKeys);
 
 #define VERIFY_SUCCESS        0
 #define VERIFY_FAILURE        1