Environment Variables

General

LPAC_CUSTOM_ES10X_MSS: specify maximum segment size for ES10x APDU backend. (default: 120, min: 6, max: 255)
LPAC_CUSTOM_ISD_R_AID: specify which AID will be used to open the logic channel. (hex string, 32 chars)
LPAC_APDU: specify which APDU backend will be used. Values:
- at: use AT commands interface used by LTE module
- pcsc: use PC/SC Smart Card API
- stdio: use standard input/output
- qmi: use QMI
- qmi_qrtr: use QMI over QRTR
- mbim: use MBIM
- GBinder-based backends for libhybris (Halium) distributions:
  - gbinder_hidl: use HIDL IRadio (SoC launched before Android 13)
LPAC_HTTP: specify which HTTP backend will be used.
- curl: use libcurl
- stdio: use standard input/output
LPAC_APDU_AT_DEVICE: specify which serial port device will be used by AT APDU backend.
LPAC_APDU_PCSC_IFID: specify which PC/SC interface will be used by PC/SC APDU backend.
LPAC_APDU_QMI_UIM_SLOT: specify which UIM slot will be used by QMI APDU backend. (default: 1, slot number starts from 1)
LPAC_APDU_QMI_DEVICE: specify which QMI device will be used by QMI APDU backend.
LPAC_APDU_MBIM_UIM_SLOT: specify which UIM slot will be used by MBIM APDU backend. (default: 1, slot number starts from 1)
LPAC_APDU_MBIM_USE_PROXY: tell the MBIM APDU backend to use the mbim-proxy. (boolean)
LPAC_APDU_MBIM_DEVICE: specify which MBIM device will be used by MBIM APDU backend. (default: /dev/cdc-wdm0)

LIBEUICC_DEBUG_APDU: enable debug output for APDU.
LIBEUICC_DEBUG_HTTP: enable debug output for HTTP.
LPAC_APDU_AT_DEBUG: enable debug output for AT APDU backend. (boolean)
LPAC_APDU_GBINDER_DEBUG: enable debug output for GBinder APDU backend. (boolean)