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smdpp: less verbose by default

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Those data blobs are huge.

Change-Id: I04a72b8f52417862d4dcba1f0743700dd942ef49
This commit is contained in:
Eric Wild
2025-06-25 10:22:42 +02:00
parent ccefc98160
commit 67995146eb
3 changed files with 61 additions and 21 deletions
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7
pySim/esim/es8p.py
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@@ -25,6 +25,9 @@ import pySim.esim.rsp as rsp
from pySim.esim.bsp import BspInstance
from pySim.esim import PMO
import logging
logger = logging.getLogger(__name__)
# Given that GSMA RSP uses ASN.1 in a very weird way, we actually cannot encode the full data type before
# signing, but we have to build parts of it separately first, then sign that, so we can put the signature
# into the same sequence as the signed data. We use the existing pySim TLV code for this.
@@ -196,8 +199,12 @@ class BoundProfilePackage(ProfilePackage):
# 'initialiseSecureChannelRequest'
bpp_seq = rsp.asn1.encode('InitialiseSecureChannelRequest', iscr)
# firstSequenceOf87
logger.debug(f"BPP_ENCODE_DEBUG: Encrypting ConfigureISDP with BSP keys")
logger.debug(f"BPP_ENCODE_DEBUG: BSP S-ENC: {bsp.c_algo.s_enc.hex()}")
logger.debug(f"BPP_ENCODE_DEBUG: BSP S-MAC: {bsp.m_algo.s_mac.hex()}")
bpp_seq += encode_seq(0xa0, bsp.encrypt_and_mac(0x87, conf_idsp_bin))
# sequenceOF88
logger.debug(f"BPP_ENCODE_DEBUG: MAC-only StoreMetadata with BSP keys")
bpp_seq += encode_seq(0xa1, bsp.mac_only(0x88, smr_bin))
if self.ppp: # we have to use session keys