Changes in decoding:
-copied decoding routines from libosmocore to gr-gsm,
-made cmake files entries for new source files and added linking with libosmocodec,
-moved sch.c file to decoding folder.
diff --git a/cmake/Modules/FindLibosmocodec.cmake b/cmake/Modules/FindLibosmocodec.cmake
new file mode 100644
index 0000000..c28e9f9
--- /dev/null
+++ b/cmake/Modules/FindLibosmocodec.cmake
@@ -0,0 +1,32 @@
+INCLUDE(FindPkgConfig)
+pkg_check_modules(PC_libosmocodec libosmocodec)
+set(LIBOSMOCODEC_DEFINITIONS ${PC_LIBOSMOCODEC_CFLAGS_OTHER})
+
+find_path(
+ LIBOSMOCODEC_INCLUDE_DIR
+ NAMES osmocom/codec/codec.h
+ HINTS ${PC_libosmocodec_INCLUDEDIR}
+ ${PC_libosmocodec_INCLUDE_DIRS}
+ ${CMAKE_INSTALL_PREFIX}/include
+ PATHS /usr/local/include
+ /usr/include
+)
+
+find_library(
+ LIBOSMOCODEC_LIBRARY
+ NAMES libosmocodec osmocodec
+ HINTS ${PC_libosmocodec_LIBDIR}
+ ${PC_libosmocodec_LIBRARY_DIRS}
+ ${CMAKE_INSTALL_PREFIX}/lib/
+ ${CMAKE_INSTALL_PREFIX}/lib64/
+ PATHS /usr/local/lib
+ /usr/lib
+)
+
+
+set(LIBOSMOCODEC_LIBRARIES ${LIBOSMOCODEC_LIBRARY})
+set(LIBOSMOCODEC_INCLUDE_DIRS ${LIBOSMOCODEC_INCLUDE_DIR})
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(libosmocodec DEFAULT_MSG LIBOSMOCODEC_LIBRARY LIBOSMOCODEC_INCLUDE_DIR)
+mark_as_advanced(LIBOSMOCODEC_INCLUDE_DIR LIBOSMOCODEC_LIBRARY )