forked from cellular-infrastructure/osmocom-analog
149 lines
3.6 KiB
C
149 lines
3.6 KiB
C
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#define FUTLN_DEFAULT "2222001"
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#define SICHERUNG_DEFAULT "3103"
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#define KARTEN_DEFAULT "3"
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#define SONDER_DEFAULT "0"
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#define WARTUNG_DEFAULT "65535"
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#define PIN_DEFAULT "0000"
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#define AUTH_DEFAULT ((uint64_t)0x000000000badefee)
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enum l1_state {
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L1_STATE_RESET = 0, /* reset is held */
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L1_STATE_ATR, /* answer to reset is sent */
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L1_STATE_IDLE, /* waiting for message or reset */
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L1_STATE_SEND, /* sending reply */
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L1_STATE_RECEIVE, /* receiving message */
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};
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enum block_state {
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BLOCK_STATE_ADDRESS = 0,
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BLOCK_STATE_CONTROL,
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BLOCK_STATE_LENGTH,
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BLOCK_STATE_DATA,
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};
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#define MAX_PIN_TRY 3
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#define MAX_CARDS 8 /* must also be defined at eeprom.h */
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typedef struct sim_sim {
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int card;
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enum l1_state l1_state;
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/* ATR states */
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int atr_count;
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/* layer 2 states */
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enum block_state block_state;
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uint8_t block_address;
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uint8_t block_control;
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uint8_t block_checksum;
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uint8_t block_count;
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uint8_t block_rx_data[64];
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uint8_t block_rx_length;
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uint8_t block_tx_data[64];
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uint8_t block_tx_length;
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uint8_t vs, vr;
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int reject_count;
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int resync_sent;
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/* ICL layer states */
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int icl_online;
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int icl_master;
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int icl_chaining;
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int icl_error;
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/* layer 7 states */
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int addr_src;
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int addr_dst;
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int sh_appl_count; /* counts applications for SH_APPL */
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/* CNETZ states */
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int pin_required; /* pin required an not yet validated */
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int program_mode; /* program mode active (special PIN entered) */
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int pin_len; /* length of pin (4 .. 8) */
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int pin_try; /* number of tries left (0 == card locked) */
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int app; /* currently selected APP number */
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int app_locked; /* application locked */
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int gebz_locked; /* metering counter and phonebook locked */
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int gebz_full; /* metering counter full (does this really happen?) */
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} sim_sim_t;
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/* layer 2 */
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enum l2_cmd {
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L2_I,
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L2_REJ,
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L2_RES,
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};
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/* ICL */
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#define ICB1_ONLINE 0x01
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#define ICB1_CONFIRM 0x02
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#define ICB1_MASTER 0x04
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#define ICB1_WT_EXT 0x08
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#define ICB1_ABORT 0x10
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#define ICB1_ERROR 0x20
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#define ICB1_CHAINING 0x40
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#define ICB2_BUFFER 0x0f
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#define ICB2_DYNAMIC 0x10
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#define ICB2_ISO_L2 0x20
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#define ICB2_PRIVATE 0x40
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#define ICB_EXT 0x80
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/* command */
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#define CLA_CNTR 0x02
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#define SL_APPL 0xf1
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#define CL_APPL 0xf2
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#define SH_APPL 0xf3
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#define CLA_STAT 0x03
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#define CHK_KON 0xf1
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#define CLA_WRTE 0x04
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#define WT_RUFN 0x01
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#define CLA_READ 0x05
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#define RD_EBDT 0x01
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#define RD_RUFN 0x02
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#define RD_GEBZ 0x03
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#define CLA_EXEC 0x06
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#define CHK_PIN 0xf1
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#define SET_PIN 0xf2
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#define EH_GEBZ 0x01
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#define CL_GEBZ 0x02
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#define SP_GZRV 0x01
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#define FR_GZRV 0x02
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#define CLA_AUTO 0x07
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#define AUT_1 0x01
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/* response */
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#define CCRC_PIN_NOK 0x01
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#define CCRC_AFBZ_NULL 0x02
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#define CCRC_APRC_VALID 0x04
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#define CCRC_ERROR 0x40
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#define CCRC_IDENT 0x80
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#define APRC_PIN_REQ 0x02
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#define APRC_APP_LOCKED 0x04
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#define APRC_GEBZ_LOCK 0x10
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#define APRC_GEBZ_FULL 0x20
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/* apps */
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#define APP_NETZ_C 3
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#define APP_RUFN_GEBZ 4
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int encode_ebdt(uint8_t *data, const char *futln, const char *sicherung, const char *karten, const char *sonder, const char *wartung);
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void decode_ebdt(uint8_t *data, char *futln, char *sicherung, char *karten, char *sonder, char *wartung);
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int directory_size(void);
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int save_directory(int location, uint8_t *data);
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void load_directory(int location, uint8_t *data);
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int encode_directory(uint8_t *data, const char *number, const char *name);
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void decode_directory(uint8_t *data, char *number, char *name);
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int sim_init_eeprom(void);
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void sim_reset(sim_sim_t *sim, int reset);
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int sim_rx(sim_sim_t *sim, uint8_t c);
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int sim_tx(sim_sim_t *sim);
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void sim_timeout(sim_sim_t *sim);
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