Generate and build NGAP ASN.1 during build time

openair3/CMakeLists.txt

@@ -1 +1,2 @@
 add_subdirectory(S1AP)
+add_subdirectory(NGAP)

openair3/NGAP/CMakeLists.txt

@@ -0,0 +1 @@
+add_subdirectory(MESSAGES)

openair3/NGAP/MESSAGES/CMakeLists.txt

@@ -0,0 +1,20 @@
+set(NGAP_VERSION 15 8 0)
+make_version(NGAP_cc ${NGAP_VERSION})
+#add_definitions(-DNGAP_VERSION=${NGAP_cc})
+string(REPLACE ";" "." NGAP_RELEASE "${NGAP_VERSION}")
+
+if(NGAP_RELEASE VERSION_EQUAL "15.8.0")
+  include(ASN1/ngap-15.8.0.cmake)
+else()
+  message(FATAL_ERROR "unknown NGAP_RELEASE ${NGAP_RELEASE}")
+endif()
+
+add_custom_command(OUTPUT ${ngap_source} ${ngap_headers}
+  COMMAND ASN1C_PREFIX=NGAP_ asn1c -pdu=all -fcompound-names -gen-PER -no-gen-OER -no-gen-example -fno-include-deps -findirect-choice -D ${CMAKE_CURRENT_BINARY_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/${NGAP_GRAMMAR}
+  DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${NGAP_GRAMMAR}
+  COMMENT "Generating NGAP source files from ${CMAKE_CURRENT_SOURCE_DIR}/${NGAP_GRAMMAR}"
+)
+
+add_library(asn1_ngap ${ngap_source})
+target_include_directories(asn1_ngap PUBLIC "${CMAKE_CURRENT_BINARY_DIR}")
+target_compile_options(asn1_ngap PRIVATE -DASN_DISABLE_OER_SUPPORT -w)