tests: Added test server

The server can be configured through command line options or by
providing a state structure with the desired values set.

Currently supports only password based authentication.

Signed-off-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>

tests/server/test_server/CMakeLists.txt

@@ -0,0 +1,38 @@
+project(test_server C)
+
+if (WITH_SERVER AND UNIX AND NOT WIN32)
+
+find_package(socket_wrapper)
+
+set(server_SRCS
+    main.c
+)
+
+add_library(testserver STATIC
+            test_server.c
+            default_cb.c)
+
+set(LIBSSH_SERVER_TESTS
+#    torture_server_kbdint
+)
+
+include_directories(
+  ${LIBSSH_PUBLIC_INCLUDE_DIRS}
+  ${CMAKE_BINARY_DIR}
+)
+
+if (ARGP_INCLUDE_DIR)
+    include_directories(${ARGP_INCLUDE_DIR})
+endif ()
+
+if (UNIX AND NOT WIN32)
+    add_executable(test_server ${server_SRCS})
+    target_compile_options(test_server PRIVATE ${DEFAULT_C_COMPILE_FLAGS})
+    target_link_libraries(test_server
+                          ${LIBSSH_SHARED_LIBRARY}
+                          ${ARGP_LIBRARY}
+                          util
+                          testserver)
+endif ()
+
+endif (WITH_SERVER AND UNIX AND NOT WIN32)