CMSG_CTRL_ADD_SIGNER_UNAUTH_ATTR_PARA

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This structure is used to add an unauthenticated attribute to a signer of a signed message. This structure is passed to CryptMsgControl if the dwCtrlType parameter is set to CMSG_CTRL_ADD_SIGNER_UNAUTH_ATTR.

Syntax

typedef struct _CMSG_CTRL_ADD_SIGNER_UNAUTH_ATTR_PARA {
  DWORD cbSize;
  DWORD dwSignerIndex;
  CRYPT_DATA_BLOB BLOB;
} CMSG_CTRL_ADD_SIGNER_UNAUTH_ATTR_PARA, *PCMSG_CTRL_ADD_SIGNER_UNAUTH_ATTR_PARA;

Members

• cbSize
  Size of this structure in bytes.

• dwSignerIndex
  Index of the signer in the rgSigners array indicated in the CMSG_SIGNER_ENCODE_INFO structure that represents the signed message. The unauthenticated attribute is to be added to the signer's information.

• BLOB
  CRYPT_DATA_BLOB structure that contains the encoded unauthenticated attribute as its pbData member.

Requirements

See Also

Reference

Cryptography Structures
CRYPTOAPI_BLOB
CryptMsgControl