move common code file in common directory

remove several unused files
remove mem_block_t that is never used in a different way than a simple heap buffer
move up IP address type and remove duplications of the same struct declaration

cmake_targets/nas_sim_tools/CMakeLists.txt

@@ -28,24 +28,12 @@ set(CONF2UEDATA_LIB_SRC
     ${OPENAIR_DIR}/openair3/NAS/TOOLS/display.c
     ${OPENAIR_DIR}/openair3/NAS/UE/API/USIM/usim_api.c
     ${OPENAIR_DIR}/openair3/NAS/UE/API/USIM/aka_functions.c
-    ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/memory.c
+    ${OPENAIR_DIR}/common/utils/mem/memory.c
     ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/OctetString.c
     ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/TLVEncoder.c
     ${OPENAIR_DIR}/common/utils/utils.c
 )
 
-set(conf2uedata_HDR
-    ${OPENAIR_DIR}/openair3/NAS/TOOLS/conf2uedata.h
-    ${OPENAIR_DIR}/openair3/NAS/TOOLS/conf_emm.h
-    ${OPENAIR_DIR}/openair3/NAS/UE/API/USIM/usim_api.h
-    ${OPENAIR_DIR}/openair3/NAS/UE/API/USIM/aka_functions.h
-    ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/memory.h
-    ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/nas_log.h
-    ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/OctetString.h
-    ${OPENAIR_DIR}/openair3/NAS/COMMON/UTIL/TLVEncoder.h
-    ${OPENAIR_DIR}/common/utils/utils.h
-)
-
 include_directories(
     ${OPENAIR_DIR}/common/utils
     ${OPENAIR_DIR}/openair3/NAS/UE
@@ -65,7 +53,7 @@ set(conf2uedata_SRC
 	${CONF2UEDATA_LIB_SRC}
 )
 
-add_executable(conf2uedata  ${conf2uedata_SRC} ${conf2uedata_HDR} )
+add_executable(conf2uedata  ${conf2uedata_SRC} )
 target_link_libraries(conf2uedata ${CONFIG_LIBRARIES})
 
 # usim binary
@@ -76,7 +64,7 @@ set(usim_SRC
 )
 
 
-add_executable(usim  ${usim_SRC} ${conf2uedata_HDR} )
+add_executable(usim  ${usim_SRC} )
 target_link_libraries(usim ${CONFIG_LIBRARIES})
 
 # nvram binary
@@ -87,5 +75,5 @@ set(nvram_SRC
 )
 
 
-add_executable(nvram  ${nvram_SRC} ${conf2uedata_HDR} )
+add_executable(nvram  ${nvram_SRC})
 target_link_libraries(nvram ${CONFIG_LIBRARIES})