Juan Lang : crypt32: Implement retrieving the encoded signer of a decoded signed message.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 96be0ee8dcfb487d1582c4e8bb9f09162a934a7c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=96be0ee8dcfb487d1582c4e8bb9f09162a934a7c

Author: Juan Lang <juan.lang at gmail.com>
Date:   Mon Sep 14 08:01:43 2009 -0700

crypt32: Implement retrieving the encoded signer of a decoded signed message.

---

 dlls/crypt32/msg.c |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/dlls/crypt32/msg.c b/dlls/crypt32/msg.c
index 0b4027d..8a88b75 100644
--- a/dlls/crypt32/msg.c
+++ b/dlls/crypt32/msg.c
@@ -2410,6 +2410,20 @@ static BOOL CDecodeSignedMsg_GetParam(CDecodeMsg *msg, DWORD dwParamType,
         else
             SetLastError(CRYPT_E_INVALID_MSG_TYPE);
         break;
+    case CMSG_ENCODED_SIGNER:
+        if (msg->u.signed_data.info)
+        {
+            if (dwIndex >= msg->u.signed_data.info->cSignerInfo)
+                SetLastError(CRYPT_E_INVALID_INDEX);
+            else
+                ret = CryptEncodeObjectEx(
+                 X509_ASN_ENCODING | PKCS_7_ASN_ENCODING, CMS_SIGNER_INFO,
+                 &msg->u.signed_data.info->rgSignerInfo[dwIndex], 0, NULL,
+                 pvData, pcbData);
+        }
+        else
+            SetLastError(CRYPT_E_INVALID_MSG_TYPE);
+        break;
     case CMSG_ATTR_CERT_COUNT_PARAM:
         if (msg->u.signed_data.info)
         {