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minimalistic support for DF.MULTIMEDIA

No decode of the payload of the files yet, but let's at least
name them.

Change-Id: I2d9c56bdea08fe6629978b6a1f7c139f487d075a
---
M pySim/ts_31_102_telecom.py
M pySim/ts_51_011.py
2 files changed, 25 insertions(+), 2 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/31/28631/1

diff --git a/pySim/ts_31_102_telecom.py b/pySim/ts_31_102_telecom.py
index 49f6868..5f695ed 100644
--- a/pySim/ts_31_102_telecom.py
+++ b/pySim/ts_31_102_telecom.py
@@ -5,7 +5,7 @@
 # pylint: disable=undefined-variable
 
 """
-DF_PHONEBOOK as specified in 3GPP TS 31.102 V16.6.0
+DF_PHONEBOOK, DF_MULTIMEDIA as specified in 3GPP TS 31.102 V16.6.0
 Needs to be a separate python module to avoid cyclic imports
 """
 
@@ -69,3 +69,24 @@
             # FIXME: Those 4Fxx entries with unspecified FID...
             ]
         self.add_files(files)
+
+
+
+# TS 31.102 Section 4.6.3.1
+class EF_MML(BerTlvEF):
+    def __init__(self, fid='4F47', name='EF.MML', desc='Multimedia Messages List', **kwargs):
+        super().__init__(fid, name=name, desc=desc, **kwargs)
+
+# TS 31.102 Section 4.6.3.2
+class EF_MMDF(BerTlvEF):
+    def __init__(self, fid='4F48', name='EF.MMDF', desc='Multimedia Messages Data File', **kwargs):
+        super().__init__(fid, name=name, desc=desc, **kwargs)
+
+class DF_MULTIMEDIA(CardDF):
+    def __init__(self, fid='5F3B', name='DF.MULTIMEDIA', desc='Multimedia', **kwargs):
+        super().__init__(fid=fid, name=name, desc=desc, **kwargs)
+        files = [
+            EF_MML(),
+            EF_MMDF(),
+            ]
+        self.add_files(files)
diff --git a/pySim/ts_51_011.py b/pySim/ts_51_011.py
index 21fd54b..b2a9ca4 100644
--- a/pySim/ts_51_011.py
+++ b/pySim/ts_51_011.py
@@ -32,7 +32,7 @@
 from pySim.profile import match_sim
 from pySim.profile import CardProfile
 from pySim.filesystem import *
-from pySim.ts_31_102_telecom import DF_PHONEBOOK
+from pySim.ts_31_102_telecom import DF_PHONEBOOK, DF_MULTIMEDIA
 import enum
 from pySim.construct import *
 from construct import Optional as COptional
@@ -500,6 +500,8 @@
             EF_CMI(),
             # not really part of 51.011 but something that TS 31.102 specifies may exist here.
             DF_PHONEBOOK(),
+            # not really part of 51.011 but something that TS 31.102 specifies may exist here.
+            DF_MULTIMEDIA(),
         ]
         self.add_files(files)
 

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