預定義常量

GNUPG_SIG_MODE_NORMAL (int)

GNUPG_SIG_MODE_DETACH (int)

GNUPG_SIG_MODE_CLEAR (int)

GNUPG_VALIDITY_UNKNOWN (int)

GNUPG_VALIDITY_UNDEFINED (int)

GNUPG_VALIDITY_NEVER (int)

GNUPG_VALIDITY_MARGINAL (int)

GNUPG_VALIDITY_FULL (int)

GNUPG_VALIDITY_ULTIMATE (int)

GNUPG_PROTOCOL_OpenPGP (int)

GNUPG_PROTOCOL_CMS (int)

GNUPG_SIGSUM_VALID (int)

GNUPG_SIGSUM_GREEN (int)

GNUPG_SIGSUM_RED (int)

GNUPG_SIGSUM_KEY_REVOKED (int)

GNUPG_SIGSUM_KEY_EXPIRED (int)

GNUPG_SIGSUM_KEY_MISSING (int)

GNUPG_SIGSUM_SIG_EXPIRED (int)

GNUPG_SIGSUM_CRL_MISSING (int)

GNUPG_SIGSUM_CRL_TOO_OLD (int)

GNUPG_SIGSUM_BAD_POLICY (int)

GNUPG_SIGSUM_SYS_ERROR (int)

GNUPG_ERROR_WARNING (int)

GNUPG_ERROR_EXCEPTION (int)

GNUPG_ERROR_SILENT (int)