Juan Lang : crypt32: Support hExclusiveRoot when creating a certificate chain engine.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d298e1e614f1d3f48a1a21b9fca21ea217029c99
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d298e1e614f1d3f48a1a21b9fca21ea217029c99

Author: Juan Lang <juan.lang at gmail.com>
Date:   Wed May 19 16:46:11 2010 -0700

crypt32: Support hExclusiveRoot when creating a certificate chain engine.

---

 dlls/crypt32/chain.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/dlls/crypt32/chain.c b/dlls/crypt32/chain.c
index ec7f602..d324314 100644
--- a/dlls/crypt32/chain.c
+++ b/dlls/crypt32/chain.c
@@ -186,7 +186,10 @@ BOOL WINAPI CertCreateCertificateChainEngine(PCERT_CHAIN_ENGINE_CONFIG pConfig,
         HCERTSTORE root;
         HCERTCHAINENGINE engine;
 
-        if (pConfig->hRestrictedRoot)
+        if (pConfig->cbSize >= sizeof(CERT_CHAIN_ENGINE_CONFIG) &&
+         pConfig->hExclusiveRoot)
+            root = CertDuplicateStore(pConfig->hExclusiveRoot);
+        else if (pConfig->hRestrictedRoot)
             root = CertDuplicateStore(pConfig->hRestrictedRoot);
         else
             root = CertOpenSystemStoreW(0, rootW);