Add 3GPP TS 29.468 V15.8.0 (2019-12) Add AVPs: - BMSC-Address, Address, code 3500, section 6.4.2 - BMSC-Port, Unsigned32, code 3501, section 6.4.3 - Common-Tunnel-Endpoint-Identifier, OctetString, code 3524, section 6.4.26 - FEC-Request, OctetString, code 3525, section 6.4.27 - FEC-Result, Unsigned32, code 3531, section 6.4.33 - Local-M1-Information, Grouped, code 3518, section 6.4.20 - Local-MB2-U-Information, Grouped, code 3519, section 6.4.21 - MB2U-Security, Unsigned32, code 3517, section 6.4.19 - MBMS-Bearer-Event, Unsigned32, code 3502, section 6.4.4 - MBMS-Bearer-Event-Notification, Grouped, code 3503, section 6.4.5 - MBMS-Bearer-Request, Grouped, code 3504, section 6.4.6 - MBMS-Bearer-Response, Grouped, code 3505, section 6.4.7 - MBMS-Bearer-Result, Unsigned32, code 3506, section 6.4.8 - MBMS-eNB-IP-Multicast-Address, Address, code 3520, section 6.4.22 - MBMS-eNB-IPv6-Multicast-Address, Address, code 3521, section 6.4.23 - MBMS-GW-SSM-IP-Address-29.468, Address, code 3522, section 6.4.24 - MBMS-GW-SSM-IPv6-Address-29.468, Address, code 3523, section 6.4.25 - MBMS-Start-Time, Time, code 3507, section 6.4.9 - Radio-Frequency-29.468, Unsigned32, code 3508, section 6.4.10 - ROHC-Full-Header-Periodicity, Float32, code 3527, section 6.4.29 - ROHC-Max-CID, Unsigned32, code 3532, section 6.4.34 - ROHC-Profile, Unsigned32, code 3528, section 6.4.30 - ROHC-Request, Grouped, code 3526, section 6.4.28 - ROHC-Result, Unsigned32, code 3530, section 6.4.32 - TMGI-Allocation-Request, Grouped, code 3509, section 6.4.11 - TMGI-Allocation-Response, Grouped, code 3510, section 6.4.12 - TMGI-Allocation-Result, Unsigned32, code 3511, section 6.4.13 - TMGI-Deallocation-Request, Grouped, code 3512, section 6.4.14 - TMGI-Deallocation-Response, Grouped, code 3513, section 6.4.15 - TMGI-Deallocation-Result, Unsigned32, code 3514, section 6.4.16 - TMGI-Expiry, Grouped, code 3515, section 6.4.17 - TMGI-Number, Unsigned32, code 3516, section 6.4.18 - Userplane-Protocol-Result, Grouped, code 3529, section 6.4.31 Note: Name conflict with 3GPP TS 29.061 MBMS-GW-SSM-IP-Address (924). 3GPP TS 29.061 V10.4.0 (2011-09) CR 0355 added MBMS-GW-SSM-IP-Address (924). 3GPP TS 29.468 V14.0.0 (2016-12) CR 0021 added MBMS-GW-SSM-IP-Address (3522). Fix: MBMS-GW-SSM-IP-Address (3522) renamed to MBMS-GW-SSM-IP-Address-29.468 (3522). Note: Name conflict with 3GPP TS 29.061 MBMS-GW-SSM-IPv6-Address (925). 3GPP TS 29.061 V10.4.0 (2011-09) CR 0355 added MBMS-GW-SSM-IPv6-Address (925). 3GPP TS 29.468 V14.0.0 (2016-12) CR 0021 added MBMS-GW-SSM-IPv6-Address (3523). Fix: MBMS-GW-SSM-IPv6-Address (3523) renamed to MBMS-GW-SSM-IPv6-Address-29.468 (3523). Note: Name conflict with 3GPP TS 32.299 Radio-Frequency (3462). 3GPP TS 29.468 V12.0.0 (2014-09) added Radio-Frequency (3508). 3GPP TS 32.299 V13.1.0 (2015-06) CR 0638 added Radio-Frequency (3462). Fix: Radio-Frequency (3508) renamed to Radio-Frequency-29.468 (3508).

# - Find gnutls
# Find the native GNUTLS includes and library
#
#  GNUTLS_FOUND - True if gnutls found.
#  GNUTLS_INCLUDE_DIR - where to find gnutls.h, etc.
#  GNUTLS_LIBRARIES - List of libraries when using gnutls.
#  GNUTLS_VERSION_210 - true if GnuTLS version is >= 2.10.0 (does not require additional separate gcrypt initialization)
#  GNUTLS_VERSION_212 - true if GnuTLS version is >= 2.12.0 (supports gnutls_transport_set_vec_push_function)
#  GNUTLS_VERSION_300 - true if GnuTLS version is >= 3.00.0 (x509 verification functions changed)
#  GNUTLS_VERSION_310 - true if GnuTLS version is >= 3.01.0 (stabilization branch with new APIs)

if (GNUTLS_INCLUDE_DIR AND GNUTLS_LIBRARIES)
  set(GNUTLS_FIND_QUIETLY TRUE)
endif (GNUTLS_INCLUDE_DIR AND GNUTLS_LIBRARIES)

# Include dir
find_path(GNUTLS_INCLUDE_DIR
	NAMES
	  gnutls.h
	  gnutls/gnutls.h
)

# Library
find_library(GNUTLS_LIBRARY 
  NAMES gnutls
)

# handle the QUIETLY and REQUIRED arguments and set GNUTLS_FOUND to TRUE if 
# all listed variables are TRUE
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(GNUTLS DEFAULT_MSG GNUTLS_LIBRARY GNUTLS_INCLUDE_DIR)

IF(GNUTLS_FOUND)
  SET( GNUTLS_LIBRARIES ${GNUTLS_LIBRARY} )
ELSE(GNUTLS_FOUND)
  SET( GNUTLS_LIBRARIES )
ENDIF(GNUTLS_FOUND)

# Lastly make it so that the GNUTLS_LIBRARY and GNUTLS_INCLUDE_DIR variables
# only show up under the advanced options in the gui cmake applications.
MARK_AS_ADVANCED( GNUTLS_LIBRARY GNUTLS_INCLUDE_DIR )

# Now check if the library is recent. gnutls_hash was added in 2.10.0.
# Also test library is even more recent. gnutls_x509_trust_list_verify_crt was added in 3.00.0.
IF(GNUTLS_FOUND)
  IF( NOT( "${GNUTLS_VERSION_TEST_FOR}" STREQUAL "${GNUTLS_LIBRARY}" ))
    INCLUDE (CheckLibraryExists) 
    MESSAGE(STATUS "Checking GNUTLS version")
    UNSET(GNUTLS_VERSION_210)
    UNSET(GNUTLS_VERSION_210 CACHE)
    UNSET(GNUTLS_VERSION_212)
    UNSET(GNUTLS_VERSION_212 CACHE)
    UNSET(GNUTLS_VERSION_300)
    UNSET(GNUTLS_VERSION_300 CACHE)
    UNSET(GNUTLS_VERSION_310)
    UNSET(GNUTLS_VERSION_310 CACHE)
    GET_FILENAME_COMPONENT(GNUTLS_PATH ${GNUTLS_LIBRARY} PATH)
    CHECK_LIBRARY_EXISTS(gnutls gnutls_hash ${GNUTLS_PATH} GNUTLS_VERSION_210) 
    CHECK_LIBRARY_EXISTS(gnutls gnutls_transport_set_vec_push_function ${GNUTLS_PATH} GNUTLS_VERSION_212) 
    CHECK_LIBRARY_EXISTS(gnutls gnutls_x509_trust_list_verify_crt ${GNUTLS_PATH} GNUTLS_VERSION_300) 
    CHECK_LIBRARY_EXISTS(gnutls gnutls_handshake_set_timeout ${GNUTLS_PATH} GNUTLS_VERSION_310) 
    SET( GNUTLS_VERSION_TEST_FOR ${GNUTLS_LIBRARY} CACHE INTERNAL "Version the test was made against" )
  ENDIF (NOT( "${GNUTLS_VERSION_TEST_FOR}" STREQUAL "${GNUTLS_LIBRARY}" ))
ENDIF(GNUTLS_FOUND)