The CryptMsgClose function closes a handle to a cryptographic message.
#include <wincrypt.h>
BOOL WINAPI CryptMsgClose(
HCRYPTMSG hCryptMsg // in
);
If the function fails, the return value is FALSE (zero). If it succeeds, the return value is TRUE (non-zero).
To retrieve extended error information, use the GetLastError function.
LastError is preserved.
See Signed Message Example Code.
See Enveloped Message Example 1.
See Hashed Message Example Code.
Windows NT: Requires version 4.0 SP3 or later. Available also in IE 3.02 and later.
Windows: Requires Windows 98 (or Windows 95 with IE 3.02 or later).
Windows CE: Unsupported.
Header: Declared in wincrypt.h.
Import Library: Use crypt32.lib.
CryptMsgOpenToEncode, CryptMsgOpenToDecode