libdatachannel/cmake/Modules/FindlibSRTP.cmake

############################################################################
# FindSRTP.txt
# Copyright (C) 2014  Belledonne Communications, Grenoble France
#
############################################################################
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
############################################################################
#
# - Find the SRTP include file and library
#
#  SRTP_FOUND - system has SRTP
#  SRTP_INCLUDE_DIRS - the SRTP include directory
#  SRTP_LIBRARIES - The libraries needed to use SRTP

set(_SRTP_ROOT_PATHS
	${CMAKE_INSTALL_PREFIX}
)

find_path(SRTP2_INCLUDE_DIRS
	NAMES srtp2/srtp.h
	HINTS _SRTP_ROOT_PATHS
	PATH_SUFFIXES include
)

if(SRTP2_INCLUDE_DIRS)
	set(HAVE_SRTP_SRTP_H 1)
	set(SRTP_INCLUDE_DIRS ${SRTP2_INCLUDE_DIRS})
	set(SRTP_VERSION 2)
	find_library(SRTP_LIBRARIES
		NAMES srtp2
		HINTS ${_SRTP_ROOT_PATHS}
		PATH_SUFFIXES bin lib
	)
else()
	find_path(SRTP_INCLUDE_DIRS
		NAMES srtp/srtp.h
		HINTS _SRTP_ROOT_PATHS
		PATH_SUFFIXES include
	)
	if(SRTP_INCLUDE_DIRS)
		set(HAVE_SRTP_SRTP_H 1)
		set(SRTP_VERSION 1)
	endif()
	find_library(SRTP_LIBRARIES
	NAMES srtp
	HINTS ${_SRTP_ROOT_PATHS}
	PATH_SUFFIXES bin lib
)
endif()


include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(libSRTP
	DEFAULT_MSG
	SRTP_INCLUDE_DIRS SRTP_LIBRARIES HAVE_SRTP_SRTP_H SRTP_VERSION
)

mark_as_advanced(SRTP_INCLUDE_DIRS SRTP_LIBRARIES HAVE_SRTP_SRTP_H SRTP_VERSION)