diff options
Diffstat (limited to 'grc')
| -rw-r--r-- | grc/gsm_block_tree.xml | 1 | ||||
| -rw-r--r-- | grc/misc_utils/CMakeLists.txt | 1 | ||||
| -rwxr-xr-x | grc/misc_utils/gsm_extract_cmc.xml | 20 |
3 files changed, 22 insertions, 0 deletions
diff --git a/grc/gsm_block_tree.xml b/grc/gsm_block_tree.xml index f9ff1ff..ff13a87 100644 --- a/grc/gsm_block_tree.xml +++ b/grc/gsm_block_tree.xml @@ -58,6 +58,7 @@ <block>gsm_message_file_source</block> <block>gsm_extract_system_info</block> <block>gsm_extract_immediate_assignment</block> + <block>gsm_extract_cmc</block> <block>gsm_controlled_rotator_cc</block> <block>gsm_controlled_fractional_resampler_cc</block> <block>gsm_message_printer</block> diff --git a/grc/misc_utils/CMakeLists.txt b/grc/misc_utils/CMakeLists.txt index 7bdf894..7bd9c6d 100644 --- a/grc/misc_utils/CMakeLists.txt +++ b/grc/misc_utils/CMakeLists.txt @@ -20,6 +20,7 @@ install(FILES gsm_extract_system_info.xml gsm_extract_immediate_assignment.xml + gsm_extract_cmc.xml gsm_controlled_rotator_cc.xml gsm_message_printer.xml gsm_bursts_printer.xml diff --git a/grc/misc_utils/gsm_extract_cmc.xml b/grc/misc_utils/gsm_extract_cmc.xml new file mode 100755 index 0000000..66a6408 --- /dev/null +++ b/grc/misc_utils/gsm_extract_cmc.xml @@ -0,0 +1,20 @@ +<?xml version="1.0"?> +<block> + <name>Extract Cipher Mode Command</name> + <key>gsm_extract_cmc</key> + <import>import grgsm</import> + <make>grgsm.extract_cmc()</make> + <sink> + <name>msgs</name> + <type>message</type> + </sink> + <doc> +Extracts the framenumber and the assigned encryption algorithm from Cipher Mode Commands. + +Input: decoded control channel messages + +The information can be retrieved using following functions: +get_frame_numbers(), get_a5_versions() + +</doc> +</block> |