cryptnet: Support verifying certificate revocation with OCSP.

dlls/cryptnet/Makefile.in

 MODULE    = cryptnet.dll
 IMPORTLIB = cryptnet
-IMPORTS   = crypt32 shell32 ole32
+IMPORTS   = crypt32 shell32 ole32 advapi32
 DELAYIMPORTS = wininet
 
 C_SRCS = \

include/wincrypt.h

@@ -669,6 +669,10 @@ typedef struct _OCSP_BASIC_REVOKED_INFO {
     DWORD    dwCrlReasonCode;
 } OCSP_BASIC_REVOKED_INFO, *POCSP_BASIC_REVOKED_INFO;
 
+#define OCSP_BASIC_GOOD_CERT_STATUS     0
+#define OCSP_BASIC_REVOKED_CERT_STATUS  1
+#define OCSP_BASIC_UNKNOWN_CERT_STATUS  2
+
 typedef struct _OCSP_BASIC_RESPONSE_ENTRY {
     OCSP_CERT_ID CertId;
     DWORD        dwCertStatus;