crypt32(4/20): Check for and fail on indefinite-length encoding

[Juan Lang]

--Juan
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From 3d7815a2675d55c2b1a81538e86f826aee35b9cd Mon Sep 17 00:00:00 2001
From: Juan Lang <juanlang at juan.corp.google.com>
Date: Mon, 23 Jul 2007 15:30:20 -0700
Subject: [PATCH] Check for and fail on indefinite-length encoding
---
 dlls/crypt32/decode.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/dlls/crypt32/decode.c b/dlls/crypt32/decode.c
index 29687ef..8a062ce 100644
--- a/dlls/crypt32/decode.c
+++ b/dlls/crypt32/decode.c
@@ -193,6 +193,12 @@ static BOOL WINAPI CRYPT_GetLen(const BY
             ret = TRUE;
         }
     }
+    else if (pbEncoded[1] == 0x80)
+    {
+        FIXME("unimplemented for indefinite-length encoding\n");
+        SetLastError(CRYPT_E_ASN1_CORRUPT);
+        ret = FALSE;
+    }
     else
     {
         BYTE lenLen = GET_LEN_BYTES(pbEncoded[1]);
-- 
1.4.1