1 /* 2 * uqmi -- tiny QMI support implementation 3 * 4 * Copyright (C) 2024 Alexander Couzens <lynxis@fe80.eu> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301 USA. 20 */ 21 22 #include "sim.h" 23 #include "qmi-enums-uim.h" 24 #include "osmocom/utils.h" 25 26 #include <errno.h> 27 #include <stdbool.h> 28 29 enum uqmi_sim_state uim_card_application_state_to_uqmi_state(int app_state) 30 { 31 switch (app_state) { 32 case QMI_UIM_CARD_APPLICATION_STATE_UNKNOWN: 33 return UQMI_SIM_UNKNOWN; 34 case QMI_UIM_CARD_APPLICATION_STATE_PIN1_OR_UPIN_PIN_REQUIRED: 35 return UQMI_SIM_PIN_REQUIRED; 36 case QMI_UIM_CARD_APPLICATION_STATE_PUK1_OR_UPIN_PUK_REQUIRED: 37 return UQMI_SIM_PUK_REQUIRED; 38 case QMI_UIM_CARD_APPLICATION_STATE_READY: 39 return UQMI_SIM_READY; 40 default: 41 return UQMI_SIM_UNKNOWN; 42 } 43 } 44 45 enum uqmi_sim_state uim_pin_to_uqmi_state(int upin_state) 46 { 47 switch (upin_state) { 48 case QMI_UIM_PIN_STATE_NOT_INITIALIZED: 49 return UQMI_SIM_UNKNOWN; 50 case QMI_UIM_PIN_STATE_DISABLED: 51 return UQMI_SIM_READY; 52 case QMI_UIM_PIN_STATE_ENABLED_VERIFIED: 53 return UQMI_SIM_READY; 54 case QMI_UIM_PIN_STATE_ENABLED_NOT_VERIFIED: 55 return UQMI_SIM_PIN_REQUIRED; 56 case QMI_UIM_PIN_STATE_BLOCKED: 57 return UQMI_SIM_PUK_REQUIRED; 58 case QMI_UIM_PIN_STATE_PERMANENTLY_BLOCKED: 59 return UQMI_SIM_BLOCKED; 60 default: 61 return UQMI_SIM_UNKNOWN; 62 } 63 } 64 65 int uqmi_sim_decode_imsi(uint8_t *imsi_ef, uint8_t imsi_ef_size, char *imsi_str, uint8_t imsi_str_len) 66 { 67 uint8_t imsi_len; 68 uint8_t imsi_enc_len; 69 uint8_t oe; 70 // int offset = 0, i; 71 if (imsi_ef_size < 9) 72 return -EINVAL; 73 74 imsi_enc_len = imsi_ef[0]; 75 if (imsi_enc_len > 8 || imsi_enc_len == 0) 76 return -EINVAL; 77 78 imsi_len = imsi_enc_len * 2 - 1; 79 oe = (imsi_ef[1] >> 3) & 0x1; 80 if (!oe) 81 imsi_len--; 82 83 /* additional 0 byte */ 84 if (imsi_str_len < imsi_len + 1) 85 return -ENOMEM; 86 87 return osmo_bcd2str(imsi_str, imsi_str_len, imsi_ef + 1, 1, imsi_len + 1, false); 88 } 89
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