CryptMsgClose function

The CryptMsgClose function closes a cryptographic message handle. At each call to this function, the reference count on the message is reduced by one. When the reference count reaches zero, the message is fully released.

Syntax

BOOL WINAPI CryptMsgClose(
  _In_ HCRYPTMSG hCryptMsg
);

Parameters

hCryptMsg [in]

Handle of the cryptographic message to be closed.

Return value

If the function succeeds, the function returns nonzero (TRUE).

If the function fails, it returns zero (FALSE). For extended error information, call GetLastError.

Examples

For examples that use this function, see Example C Program: Signing, Encoding, Decoding, and Verifying a Message, Alternate Code for Encoding an Enveloped Message, Example C Program: Encoding an Enveloped, Signed Message, and Example C Program: Encoding and Decoding a Hashed Message.

Requirements

See also

Low-level Message Functions

Simplified Message Functions

CryptMsgOpenToEncode

CryptMsgOpenToDecode