Here is a list of all functions with links to the classes they belong to:

- o -

• OAEP() : Botan::OAEP
• obfuscated_age() : Botan::TLS::PskIdentity
• Object() : Botan::PKCS11::Object, Botan::TPM2::Object
• object_class() : Botan::PKCS11::ObjectProperties
• object_identifier() : Botan::Asymmetric_Key, Botan::Attribute, Botan::Dilithium_PublicKey, Botan::DilithiumMode, Botan::FrodoKEM_PublicKey, Botan::FrodoKEMMode, Botan::HSS_LMS_PublicKey, Botan::HSS_LMS_PublicKeyInternal, Botan::Kyber_PublicKey, Botan::KyberMode, Botan::Sphincs_Parameters, Botan::SphincsPlus_PublicKey
• object_identifiers() : Botan::Cert_Extension::Extended_Key_Usage
• ObjectFinder() : Botan::PKCS11::ObjectFinder
• ObjectProperties() : Botan::PKCS11::ObjectProperties
• ObjectSetter() : Botan::TPM2::ObjectSetter
• OCB_Decryption() : Botan::OCB_Decryption
• OCB_Encryption() : Botan::OCB_Encryption
• OCB_Mode() : Botan::OCB_Mode
• ocsp_all_intermediates() : Botan::Path_Validation_Restrictions
• OCSP_NoCheck() : Botan::Cert_Extension::OCSP_NoCheck
• ocsp_responder() : Botan::Cert_Extension::Authority_Information_Access, Botan::X509_Certificate
• OctetString() : Botan::OctetString
• OFB() : Botan::OFB
• offer_session_ticket() : Botan::TLS::Server_Hello_12::Settings
• offered_groups() : Botan::TLS::Key_Share
• offered_suite() : Botan::TLS::Client_Hello
• OID() : Botan::OID
• oid() : Botan::AlgorithmIdentifier, Botan::Attribute, Botan::EC_Group_Data, Botan::XMSS_Parameters, Botan::XMSS_WOTS_Parameters
• oid2str() : Botan::OID_Map
• oid_name() : Botan::Certificate_Extension
• oid_of() : Botan::Cert_Extension::Authority_Information_Access, Botan::Cert_Extension::Authority_Key_ID, Botan::Cert_Extension::Basic_Constraints, Botan::Cert_Extension::Certificate_Policies, Botan::Cert_Extension::CRL_Distribution_Points, Botan::Cert_Extension::CRL_Issuing_Distribution_Point, Botan::Cert_Extension::CRL_Number, Botan::Cert_Extension::CRL_ReasonCode, Botan::Cert_Extension::Extended_Key_Usage, Botan::Cert_Extension::Issuer_Alternative_Name, Botan::Cert_Extension::Key_Usage, Botan::Cert_Extension::Name_Constraints, Botan::Cert_Extension::OCSP_NoCheck, Botan::Cert_Extension::Subject_Alternative_Name, Botan::Cert_Extension::Subject_Key_ID, Botan::Cert_Extension::TNAuthList, Botan::Cert_Extension::Unknown_Extension, Botan::Certificate_Extension
• old_cofactor_mode() : Botan::ECIES_KA_Params
• omega() : Botan::DilithiumConstants
• on_the_curve() : Botan::EC_Point
• one() : Botan::BigInt, Botan::EC_Scalar
• only_resume_with_exact_version() : Botan::TLS::Policy
• opaque_handle() : Botan::TLS::Session_Handle
• OpenPGP_S2K() : Botan::OpenPGP_S2K
• operator ESYS_CONTEXT *() : Botan::TPM2::Context
• operator ESYS_TR() : Botan::TPM2::detail::SessionHandle
• operator std::atomic< T > &() : Botan::Atomic< typename >
• operator T() : Botan::Atomic< typename >
• operator uint32_t *() : Botan::TPM2::ObjectSetter
• operator uint64_t() : Botan::donna128
• operator!() : Botan::BigInt, Botan::CT::Choice
• operator!=() : Botan::CT::Choice, Botan::EC_Point, Botan::FrodoKEMMode, Botan::Gf448Elem, Botan::KyberMode, Botan::McEliece_PrivateKey, Botan::McEliece_PublicKey, Botan::Montgomery_Int, Botan::polyn_gf2m, Botan::TLS::Protocol_Version, Botan::TLS::Signature_Scheme, Botan::UUID
• operator%=() : Botan::BigInt
• operator&() : Botan::SIMD_4x32
• operator&&() : Botan::CT::Choice, Botan::CT::Option< T >
• operator&=() : Botan::CT::Mask< T >, Botan::donna128, Botan::SIMD_4x32
• operator()() : Botan::Serpent_F::Key_Inserter, Botan::TPM2::esys_liberator, Botan::TPM2::PropMap< FieldPointerT, MaskT >
• operator*() : Botan::Gf448Elem, Botan::Montgomery_Int, Botan::Scalar448
• operator*=() : Botan::BigInt, Botan::EC_Point, Botan::Montgomery_Int
• operator+() : Botan::Ed448Point, Botan::Gf448Elem, Botan::Montgomery_Int, Botan::Scalar448, Botan::SIMD_4x32
• operator++() : Botan::BigInt
• operator+=() : Botan::BigInt, Botan::CRYSTALS::Polynomial< Trait, D >, Botan::CRYSTALS::PolynomialVector< Trait, D >, Botan::donna128, Botan::EC_Point, Botan::Montgomery_Int, Botan::SIMD_4x32
• operator-() : Botan::BigInt, Botan::Gf448Elem, Botan::Montgomery_Int, Botan::SIMD_4x32
• operator--() : Botan::BigInt
• operator-=() : Botan::BigInt, Botan::CRYSTALS::Polynomial< Trait, D >, Botan::CRYSTALS::PolynomialVector< Trait, D >, Botan::EC_Point, Botan::Montgomery_Int, Botan::SIMD_4x32
• operator->() : Botan::PKCS11::Module
• operator/() : Botan::Gf448Elem
• operator/=() : Botan::BigInt
• operator<() : Botan::Timer, Botan::TLS::Ciphersuite, Botan::TLS::Group_Params, Botan::TLS::Protocol_Version, Botan::X509_Certificate
• operator<<=() : Botan::BigInt
• operator<=() : Botan::TLS::Protocol_Version
• operator=() : Botan::AlignmentBuffer< T, BLOCK_SIZE, FINAL_BLOCK_STRATEGY >, Botan::ANSI_X919_MAC, Botan::Argon2, Botan::ASN1_Object, Botan::Atomic< typename >, Botan::Bcrypt_PBKDF, Botan::BER_Decoder, Botan::BER_Object, Botan::BigInt, Botan::BLAKE2bMAC, Botan::Blinder, Botan::Cascade_Cipher, Botan::Certificate_Store_MacOS, Botan::Certificate_Store_Windows, Botan::CMAC, Botan::CRYSTALS::Polynomial< Trait, D >, Botan::CRYSTALS::PolynomialMatrix< Trait >, Botan::CRYSTALS::PolynomialVector< Trait, D >, Botan::CT::Choice, Botan::CT::Mask< T >, Botan::DataSink, Botan::DataSource, Botan::DataSource_Stream, Botan::detail::Strong_Base< T >, Botan::Dilithium_PublicKey, Botan::Dilithium_Symmetric_Primitives_Base, Botan::DilithiumConstants, Botan::donna128, Botan::EC_AffinePoint, Botan::EC_Group, Botan::EC_Point, Botan::EC_PrivateKey, Botan::EC_PublicKey, Botan::EC_Scalar, Botan::ECIES_KA_Params, Botan::ECIES_System_Params, Botan::Entropy_Source, Botan::Entropy_Sources, Botan::Extensions, Botan::FE_25519, Botan::Filter, Botan::Flatfile_Certificate_Store, Botan::FrodoKEM_PublicKey, Botan::FrodoKEMConstants, Botan::GMAC, Botan::HMAC, Botan::Key_Constraints, Botan::KMAC, Botan::Kyber_PublicKey, Botan::KyberConstants, Botan::lock_guard< Mutex >, Botan::McEliece_PrivateKey, Botan::McEliece_PublicKey, Botan::Memory_Pool, Botan::mlock_allocator, Botan::Parallel, Botan::PCurve::PrimeOrderCurve::AffinePoint, Botan::PCurve::PrimeOrderCurve::ProjectivePoint, Botan::PCurve::PrimeOrderCurve::Scalar, Botan::Pipe, Botan::PK_Decryptor, Botan::PK_Decryptor_EME, Botan::PK_Encryptor, Botan::PK_Encryptor_EME, Botan::PK_KEM_Decryptor, Botan::PK_KEM_Encryptor, Botan::PK_Key_Agreement, Botan::PK_Signer, Botan::PK_Verifier, Botan::PKCS11::AttributeContainer, Botan::PKCS11::Module, Botan::PKCS11::Object, Botan::PKCS11::ObjectFinder, Botan::PKCS11::Session, Botan::polyn_gf2m, Botan::RandomNumberGenerator, Botan::scoped_cleanup< FunT >, Botan::Scrypt, Botan::secure_allocator< T >, Botan::SecureQueue, Botan::SIMD_16x32, Botan::SIMD_4x32, Botan::SIMD_8x32, Botan::Thread_Pool, Botan::Timer, Botan::TLS::Channel_Impl_12, Botan::TLS::Channel_Impl_13::AggregatedMessages, Botan::TLS::Channel_Impl_13, Botan::TLS::Client_Hello, Botan::TLS::Extensions, Botan::TLS::ExternalPSK, Botan::TLS::Handshake_IO, Botan::TLS::Handshake_Message, Botan::TLS::Handshake_State, Botan::TLS::Hybrid_KEM_PublicKey, Botan::TLS::Server_Hello, Botan::TLS::Session_Manager_SQL, Botan::TLS::Transcript_Hash_State, Botan::TPM2::Context, Botan::TPM2::detail::SessionHandle, Botan::TPM2::Object, Botan::TPM2::ObjectSetter, Botan::UUID, Botan::X509_CA, Botan::X509_Certificate, Botan::X509_Object, Botan::XMSS_Hash, Botan::XMSS_Index_Registry, Botan::XMSS_Tools, Botan::Zlib_Style_Stream< Stream, ByteType, StreamLenType >
• operator==() : Botan::ASN1_String, Botan::CT::Choice, Botan::EC_Group, Botan::EC_Point, Botan::Ed448Point, Botan::FrodoKEMMode, Botan::Gf448Elem, Botan::Key_Constraints, Botan::KyberMode, Botan::McEliece_PrivateKey, Botan::McEliece_PublicKey, Botan::Montgomery_Int, Botan::OID, Botan::polyn_gf2m, Botan::Roughtime::Nonce, Botan::TLS::Group_Params, Botan::TLS::Protocol_Version, Botan::TLS::Signature_Scheme, Botan::URI, Botan::UUID, Botan::X509_Certificate, Botan::XMSS_Parameters, Botan::XMSS_WOTS_Parameters
• operator>() : Botan::TLS::Protocol_Version
• operator>=() : Botan::TLS::Protocol_Version
• operator>>=() : Botan::BigInt
• operator[]() : Botan::CRYSTALS::Polynomial< Trait, D >, Botan::CRYSTALS::PolynomialMatrix< Trait >, Botan::CRYSTALS::PolynomialVector< Trait, D >, Botan::detail::Strong_Adapter< T >, Botan::FE_25519, Botan::polyn_gf2m, Botan::StrongSpan< T >, Botan::TPM2::SessionBundle
• operator^() : Botan::SIMD_4x32
• operator^=() : Botan::CT::Mask< T >, Botan::OctetString, Botan::SIMD_4x32
• operator|() : Botan::SIMD_4x32
• operator|=() : Botan::CT::Mask< T >, Botan::Key_Constraints, Botan::SIMD_4x32
• operator||() : Botan::CT::Choice
• operator~() : Botan::CT::Mask< T >, Botan::SIMD_4x32
• opportunistically_update_traffic_keys() : Botan::TLS::Channel_Impl_13
• Option() : Botan::CT::Option< T >
• order() : Botan::EC_Group_Data
• order_bits() : Botan::EC_Group_Data, Botan::PCurve::PrimeOrderCurve, Botan::PCurve::PrimeOrderCurveImpl< C >
• order_bytes() : Botan::EC_Group_Data
• order_is_less_than_p() : Botan::EC_Group_Data
• OS2ECP() : Botan::EC_Group
• other_names() : Botan::AlternativeName
• OTS_Instance() : Botan::OTS_Instance
• ots_oid() : Botan::XMSS_Parameters
• output() : Botan::XOF
• Output_Buffers() : Botan::Output_Buffers
• output_length() : Botan::Adler32, Botan::ANSI_X919_MAC, Botan::BLAKE2b, Botan::BLAKE2bMAC, Botan::BLAKE2s, Botan::Buffered_Computation, Botan::CBC_Decryption, Botan::CBC_Encryption, Botan::CCM_Decryption, Botan::CCM_Encryption, Botan::CFB_Mode, Botan::ChaCha20Poly1305_Decryption, Botan::ChaCha20Poly1305_Encryption, Botan::Cipher_Mode, Botan::CMAC, Botan::Comb4P, Botan::CRC24, Botan::CRC32, Botan::CTS_Encryption, Botan::EAX_Decryption, Botan::EAX_Encryption, Botan::GCM_Decryption, Botan::GCM_Encryption, Botan::GMAC, Botan::GOST_34_11, Botan::HMAC, Botan::Keccak_1600, Botan::KMAC, Botan::MD4, Botan::MD5, Botan::OCB_Decryption, Botan::OCB_Encryption, Botan::Parallel, Botan::Poly1305, Botan::RawHashFunction, Botan::RIPEMD_160, Botan::SHA_1, Botan::SHA_224, Botan::SHA_256, Botan::SHA_384, Botan::SHA_3, Botan::SHA_512, Botan::SHA_512_256, Botan::SHAKE_128, Botan::SHAKE_256, Botan::SipHash, Botan::SIV_Decryption, Botan::SIV_Encryption, Botan::Skein_512, Botan::SM3, Botan::Streebog, Botan::TLS::TLS_CBC_HMAC_AEAD_Decryption, Botan::TLS::TLS_CBC_HMAC_AEAD_Encryption, Botan::TPM2::HashFunction, Botan::Truncated_Hash, Botan::Whirlpool, Botan::XMSS_Hash, Botan::XTS_Decryption, Botan::XTS_Encryption
• output_next_byte() : Botan::XOF
• output_stdvec() : Botan::XOF
• owns_storage() : Botan::CRYSTALS::Polynomial< Trait, D >