saip-tool: add features to add, remove and inspect application PEs

The PE-Application object is used to provision JAVA-card applications
into an eUICC during profile installation. Let's extend the SAIP-tool
so that we are able to add, remove and inspect applications.

Change-Id: I41db96f2f0ccc29c1725a92215ce6b17d87b76ce

contrib/saip-tool_example_add-app.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+# This is an example script to illustrate how to add JAVA card applets to an existing eUICC profile package.
+
+PYSIMPATH=../
+INPATH=../smdpp-data/upp/TS48V1-A-UNIQUE.der
+OUTPATH=../smdpp-data/upp/TS48V1-A-UNIQUE-hello.der
+APPPATH=./HelloSTK_09122024.cap
+
+# Download example applet (see also https://gitea.osmocom.org/sim-card/hello-stk):
+if ! [ -f $APPPATH ]; then
+    wget https://osmocom.org/attachments/download/8931/HelloSTK_09122024.cap
+fi
+
+# Step #1: Create the application PE and load the ijc contents from the .cap file:
+PYTHONPATH=$PYSIMPATH python3 $PYSIMPATH/contrib/saip-tool.py $INPATH add-app \
+		      --output-file $OUTPATH --applet-file $APPPATH --aid 'D07002CA44'
+
+# Step #2: Create the application instance inside the application PE created in step #1:
+PYTHONPATH=$PYSIMPATH python3 $PYSIMPATH/contrib/saip-tool.py $OUTPATH add-app-inst --output-file $OUTPATH \
+		      --aid 'D07002CA44' \
+		      --class-aid 'D07002CA44900101' \
+		      --inst-aid 'D07002CA44900101' \
+		      --app-privileges '00' \
+		      --app-spec-pars '00' \
+		      --uicc-toolkit-app-spec-pars '01001505000000000000000000000000'
+
+# Display the contents of the resulting application PE:
+PYTHONPATH=$PYSIMPATH python3 $PYSIMPATH/contrib/saip-tool.py $OUTPATH info --apps
+
+# For an explaination of --uicc-toolkit-app-spec-pars, see:
+# ETSI TS 102 226, section 8.2.1.3.2.2.1