# Copyright (c) 2014-2016 Alexander Lamaison <alexander.lamaison@gmail.com>

#

# Redistribution and use in source and binary forms,

# with or without modification, are permitted provided

# that the following conditions are met:

#

# Redistributions of source code must retain the above

# copyright notice, this list of conditions and the

# following disclaimer.

#

# Redistributions in binary form must reproduce the above

# copyright notice, this list of conditions and the following

# disclaimer in the documentation and/or other materials

# provided with the distribution.

#

# Neither the name of the copyright holder nor the names

# of any other contributors may be used to endorse or

# promote products derived from this software without

# specific prior written permission.

#

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND

# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,

# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,

# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,

# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE

# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY

# OF SUCH DAMAGE.

include(CheckIncludeFiles)

include(CheckFunctionExists)

include(CheckSymbolExists)

include(BundleUtilities)

include(CopyRuntimeDependencies)

include(SocketLibraries)

## Platform checks

check_include_files(inttypes.h HAVE_INTTYPES_H)

check_include_files(unistd.h HAVE_UNISTD_H)

check_include_files(sys/param.h HAVE_SYS_PARAM_H)

check_include_files(sys/socket.h HAVE_SYS_SOCKET_H)

check_include_files(arpa/inet.h HAVE_ARPA_INET_H)

check_include_files(windows.h HAVE_WINDOWS_H)

check_include_files(winsock2.h HAVE_WINSOCK2_H)

check_include_files(netinet/in.h HAVE_NETINET_IN_H)

configure_file(

"${CMAKE_CURRENT_SOURCE_DIR}/libssh2_config_cmake.h.in"

"${CMAKE_CURRENT_BINARY_DIR}/libssh2_config.h")

append_needed_socket_libraries(LIBRARIES)

## Cryptography backend choice

set(CRYPTO_BACKEND

""

CACHE

STRING

"The backend to use for cryptography: OpenSSL, Libgcrypt or WinCNG, mbedTLS

or empty to try any available")

# If the crypto backend was given, rather than searching for the first

# we are able to find, the find_package commands must abort configuration

# and report to the user.

if(CRYPTO_BACKEND)

set(SPECIFIC_CRYPTO_REQUIREMENT REQUIRED)

endif()

if(CRYPTO_BACKEND STREQUAL "OpenSSL" OR NOT CRYPTO_BACKEND)

find_package(OpenSSL ${SPECIFIC_CRYPTO_REQUIREMENT})

if(OPENSSL_FOUND)

set(CRYPTO_BACKEND "OpenSSL")

endif()

endif()

if(CRYPTO_BACKEND STREQUAL "Libgcrypt" OR NOT CRYPTO_BACKEND)

find_package(Libgcrypt ${SPECIFIC_CRYPTO_REQUIREMENT})

if(LIBGCRYPT_FOUND)

set(CRYPTO_BACKEND "Libgcrypt")

endif()

endif()

if(CRYPTO_BACKEND STREQUAL "WinCNG" OR NOT CRYPTO_BACKEND)

# The check actually compiles the header. This requires windows.h.

check_include_files("windows.h;bcrypt.h" HAVE_BCRYPT_H)

if(HAVE_BCRYPT_H)

set(CRYPTO_BACKEND "WinCNG")

endif()

endif()

if(CRYPTO_BACKEND STREQUAL "mbedTLS" OR NOT CRYPTO_BACKEND)

find_package(mbedTLS ${SPECIFIC_CRYPTO_REQUIREMENT})

if(MBEDTLS_FOUND)

set(CRYPTO_BACKEND "mbedTLS")

endif()

endif()

set(TESTS

hostkey

hostkey_hash

password_auth_succeeds_with_correct_credentials

password_auth_fails_with_wrong_password

password_auth_fails_with_wrong_username

public_key_auth_fails_with_wrong_key

public_key_auth_succeeds_with_correct_rsa_key

public_key_auth_succeeds_with_correct_encrypted_rsa_key

keyboard_interactive_auth_fails_with_wrong_response

keyboard_interactive_auth_succeeds_with_correct_response

)

if(CRYPTO_BACKEND STREQUAL "OpenSSL")

list(APPEND TESTS

public_key_auth_succeeds_with_correct_rsa_openssh_key

)

if(OPENSSL_VERSION VERSION_GREATER "1.1.0")

list(APPEND TESTS

public_key_auth_succeeds_with_correct_ed25519_key

public_key_auth_succeeds_with_correct_encrypted_ed25519_key

public_key_auth_succeeds_with_correct_ed25519_key_from_mem

)

endif()

endif()

if(NOT CRYPTO_BACKEND STREQUAL "mbedTLS")

list(APPEND TESTS

public_key_auth_succeeds_with_correct_dsa_key

)

endif()

add_library(openssh_fixture STATIC openssh_fixture.h openssh_fixture.c)

target_link_libraries(openssh_fixture ${LIBRARIES})

target_include_directories(openssh_fixture PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

add_library(session_fixture STATIC session_fixture.h session_fixture.c)

target_link_libraries(session_fixture ${LIBRARIES} openssh_fixture libssh2)

target_include_directories(session_fixture PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

add_library(runner STATIC runner.c)

target_link_libraries(runner session_fixture)

target_include_directories(runner PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

foreach(test ${TESTS})

add_executable(test_${test} test_${test}.c)

target_link_libraries(test_${test} libssh2 runner ${LIBRARIES})

target_include_directories(test_${test} PRIVATE "${CMAKE_CURRENT_BINARY_DIR}")

list(APPEND TEST_TARGETS test_${test})

add_definitions(-DFIXTURE_WORKDIR="${CMAKE_CURRENT_SOURCE_DIR}")

add_test(

NAME test_${test} COMMAND $<TARGET_FILE:test_${test}>

WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}")

endforeach()

add_target_to_copy_dependencies(

TARGET copy_test_dependencies

DEPENDENCIES ${RUNTIME_DEPENDENCIES}

BEFORE_TARGETS ${TEST_TARGETS})

# TODO convert mansyntax.sh into CMake script.

# XXX Just because we can find all three programs, doesn't mean sh can

# find man and grep

find_program(SH_EXECUTABLE sh)

find_program(MAN_EXECUTABLE man)

find_program(GREP_EXECUTABLE grep)

mark_as_advanced(SH_EXECUTABLE MAN_EXECUTABLE GREP_EXECUTABLE)

if(SH_EXECUTABLE AND MAN_EXECUTABLE AND GREP_EXECUTABLE)

set(cmd "srcdir=${CMAKE_CURRENT_SOURCE_DIR}")

set(cmd "${cmd} ${CMAKE_CURRENT_SOURCE_DIR}/mansyntax.sh")

add_test(mansyntax ${SH_EXECUTABLE} -c "${cmd}")

endif()