From b0b5edc5730bd359e83561de4e1b577a37f2e668 Mon Sep 17 00:00:00 2001
From: Paul Gardner-Stephen <paul@servalproject.org>
Date: Tue, 31 May 2022 16:35:33 +0930
Subject: [PATCH] allow rhizome manifest signature blocks >255 bytes

---
 rhizome_crypto.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rhizome_crypto.c b/rhizome_crypto.c
index 8f570ce8..558f54a3 100644
--- a/rhizome_crypto.c
+++ b/rhizome_crypto.c
@@ -449,7 +449,7 @@ int rhizome_manifest_extract_signature(rhizome_manifest *m, unsigned *ofs)
   assert((*ofs) < m->manifest_all_bytes);
   const unsigned char *sig = m->manifestdata + *ofs;
   uint8_t sigType = m->manifestdata[*ofs];
-  uint8_t len = (sigType << 2) + 4 + 1;
+  uint16_t len = (sigType << 2) + 4 + 1;
   if (*ofs + len > m->manifest_all_bytes) {
     WARNF("Invalid signature at offset %u: type=%#02x gives len=%u that overruns manifest size",
 	*ofs, sigType, len);