162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci# 362306a36Sopenharmony_ci# SCTP configuration 462306a36Sopenharmony_ci# 562306a36Sopenharmony_ci 662306a36Sopenharmony_cimenuconfig IP_SCTP 762306a36Sopenharmony_ci tristate "The SCTP Protocol" 862306a36Sopenharmony_ci depends on INET 962306a36Sopenharmony_ci depends on IPV6 || IPV6=n 1062306a36Sopenharmony_ci select CRYPTO 1162306a36Sopenharmony_ci select CRYPTO_HMAC 1262306a36Sopenharmony_ci select CRYPTO_SHA1 1362306a36Sopenharmony_ci select LIBCRC32C 1462306a36Sopenharmony_ci select NET_UDP_TUNNEL 1562306a36Sopenharmony_ci help 1662306a36Sopenharmony_ci Stream Control Transmission Protocol 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ci From RFC 2960 <http://www.ietf.org/rfc/rfc2960.txt>. 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci "SCTP is a reliable transport protocol operating on top of a 2162306a36Sopenharmony_ci connectionless packet network such as IP. It offers the following 2262306a36Sopenharmony_ci services to its users: 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci -- acknowledged error-free non-duplicated transfer of user data, 2562306a36Sopenharmony_ci -- data fragmentation to conform to discovered path MTU size, 2662306a36Sopenharmony_ci -- sequenced delivery of user messages within multiple streams, 2762306a36Sopenharmony_ci with an option for order-of-arrival delivery of individual user 2862306a36Sopenharmony_ci messages, 2962306a36Sopenharmony_ci -- optional bundling of multiple user messages into a single SCTP 3062306a36Sopenharmony_ci packet, and 3162306a36Sopenharmony_ci -- network-level fault tolerance through supporting of multi- 3262306a36Sopenharmony_ci homing at either or both ends of an association." 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ci To compile this protocol support as a module, choose M here: the 3562306a36Sopenharmony_ci module will be called sctp. Debug messages are handled by the 3662306a36Sopenharmony_ci kernel's dynamic debugging framework. 3762306a36Sopenharmony_ci 3862306a36Sopenharmony_ci If in doubt, say N. 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_ciif IP_SCTP 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ciconfig SCTP_DBG_OBJCNT 4362306a36Sopenharmony_ci bool "SCTP: Debug object counts" 4462306a36Sopenharmony_ci depends on PROC_FS 4562306a36Sopenharmony_ci help 4662306a36Sopenharmony_ci If you say Y, this will enable debugging support for counting the 4762306a36Sopenharmony_ci type of objects that are currently allocated. This is useful for 4862306a36Sopenharmony_ci identifying memory leaks. This debug information can be viewed by 4962306a36Sopenharmony_ci 'cat /proc/net/sctp/sctp_dbg_objcnt' 5062306a36Sopenharmony_ci 5162306a36Sopenharmony_ci If unsure, say N 5262306a36Sopenharmony_cichoice 5362306a36Sopenharmony_ci prompt "Default SCTP cookie HMAC encoding" 5462306a36Sopenharmony_ci default SCTP_DEFAULT_COOKIE_HMAC_MD5 5562306a36Sopenharmony_ci help 5662306a36Sopenharmony_ci This option sets the default sctp cookie hmac algorithm 5762306a36Sopenharmony_ci when in doubt select 'md5' 5862306a36Sopenharmony_ci 5962306a36Sopenharmony_ciconfig SCTP_DEFAULT_COOKIE_HMAC_MD5 6062306a36Sopenharmony_ci bool "Enable optional MD5 hmac cookie generation" 6162306a36Sopenharmony_ci help 6262306a36Sopenharmony_ci Enable optional MD5 hmac based SCTP cookie generation 6362306a36Sopenharmony_ci select SCTP_COOKIE_HMAC_MD5 6462306a36Sopenharmony_ci 6562306a36Sopenharmony_ciconfig SCTP_DEFAULT_COOKIE_HMAC_SHA1 6662306a36Sopenharmony_ci bool "Enable optional SHA1 hmac cookie generation" 6762306a36Sopenharmony_ci help 6862306a36Sopenharmony_ci Enable optional SHA1 hmac based SCTP cookie generation 6962306a36Sopenharmony_ci select SCTP_COOKIE_HMAC_SHA1 7062306a36Sopenharmony_ci 7162306a36Sopenharmony_ciconfig SCTP_DEFAULT_COOKIE_HMAC_NONE 7262306a36Sopenharmony_ci bool "Use no hmac alg in SCTP cookie generation" 7362306a36Sopenharmony_ci help 7462306a36Sopenharmony_ci Use no hmac algorithm in SCTP cookie generation 7562306a36Sopenharmony_ci 7662306a36Sopenharmony_ciendchoice 7762306a36Sopenharmony_ci 7862306a36Sopenharmony_ciconfig SCTP_COOKIE_HMAC_MD5 7962306a36Sopenharmony_ci bool "Enable optional MD5 hmac cookie generation" 8062306a36Sopenharmony_ci help 8162306a36Sopenharmony_ci Enable optional MD5 hmac based SCTP cookie generation 8262306a36Sopenharmony_ci select CRYPTO_HMAC if SCTP_COOKIE_HMAC_MD5 8362306a36Sopenharmony_ci select CRYPTO_MD5 if SCTP_COOKIE_HMAC_MD5 8462306a36Sopenharmony_ci 8562306a36Sopenharmony_ciconfig SCTP_COOKIE_HMAC_SHA1 8662306a36Sopenharmony_ci bool "Enable optional SHA1 hmac cookie generation" 8762306a36Sopenharmony_ci help 8862306a36Sopenharmony_ci Enable optional SHA1 hmac based SCTP cookie generation 8962306a36Sopenharmony_ci select CRYPTO_HMAC if SCTP_COOKIE_HMAC_SHA1 9062306a36Sopenharmony_ci select CRYPTO_SHA1 if SCTP_COOKIE_HMAC_SHA1 9162306a36Sopenharmony_ci 9262306a36Sopenharmony_ciconfig INET_SCTP_DIAG 9362306a36Sopenharmony_ci depends on INET_DIAG 9462306a36Sopenharmony_ci def_tristate INET_DIAG 9562306a36Sopenharmony_ci 9662306a36Sopenharmony_ci 9762306a36Sopenharmony_ciendif # IP_SCTP 98