/* * Application layer <-> CCID layer data structure */ struct apdu { uint8_t seq; /* command APDU */ uint8_t *cmd_apdu_head; /* CLS INS P1 P2 [ internal Lc ] */ uint8_t *cmd_apdu_data; uint16_t cmd_apdu_data_len; /* Nc, calculated by Lc field */ uint16_t expected_res_size; /* Ne, calculated by Le field */ /* response APDU */ uint16_t sw; uint8_t *res_apdu_data; uint16_t res_apdu_data_len; }; extern struct apdu apdu; #define EV_EXEC_FINISHED ((eventmask_t)2) /* GPG Execution finished */ /* GPG thread */ #define EV_PINPAD_INPUT_DONE ((eventmask_t)1) #define EV_EXIT ((eventmask_t)2) #define EV_CMD_AVAILABLE ((eventmask_t)4) #define EV_VERIFY_CMD_AVAILABLE ((eventmask_t)8) #define EV_MODIFY_CMD_AVAILABLE ((eventmask_t)16) /* Maximum cmd apdu data is key import 22+4+128+128 (proc_key_import) */ #define MAX_CMD_APDU_DATA_SIZE (22+4+128+128) /* without header */ /* Maximum res apdu data is public key 5+9+256 (gpg_do_public_key) */ #define MAX_RES_APDU_DATA_SIZE (5+9+256) /* without trailer */ #define ICC_MSG_HEADER_SIZE 10 #define res_APDU apdu.res_apdu_data #define res_APDU_size apdu.res_apdu_data_len /* USB buffer size of LL (Low-level): size of single Bulk transaction */ #define USB_LL_BUF_SIZE 64 enum icc_state { ICC_STATE_START, /* Initial */ ICC_STATE_WAIT, /* Waiting APDU */ /* Busy1, Busy2, Busy3, Busy5 */ ICC_STATE_EXECUTE, /* Busy4 */ ICC_STATE_RECEIVE, /* APDU Received Partially */ ICC_STATE_SEND, /* APDU Sent Partially */ ICC_STATE_EXITED, /* ICC Thread Terminated */ ICC_STATE_EXEC_REQUESTED, /* Exec requested */ }; extern enum icc_state *icc_state_p; extern volatile uint8_t auth_status; #define AC_NONE_AUTHORIZED 0x00 #define AC_PSO_CDS_AUTHORIZED 0x01 /* PW1 with 0x81 verified */ #define AC_OTHER_AUTHORIZED 0x02 /* PW1 with 0x82 verified */ #define AC_ADMIN_AUTHORIZED 0x04 /* PW3 verified */ #define AC_NEVER 0x80 #define AC_ALWAYS 0xFF #define PW_ERR_PW1 0 #define PW_ERR_RC 1 #define PW_ERR_PW3 2 extern int gpg_pw_get_retry_counter (int who); extern int gpg_pw_locked (uint8_t which); extern void gpg_pw_reset_err_counter (uint8_t which); extern void gpg_pw_increment_err_counter (uint8_t which); extern int ac_check_status (uint8_t ac_flag); extern int verify_pso_cds (const uint8_t *pw, int pw_len); extern int verify_other (const uint8_t *pw, int pw_len); extern int verify_user_0 (uint8_t access, const uint8_t *pw, int buf_len, int pw_len_known, const uint8_t *ks_pw1); extern int verify_admin (const uint8_t *pw, int pw_len); extern int verify_admin_0 (const uint8_t *pw, int buf_len, int pw_len_known); extern void ac_reset_pso_cds (void); extern void ac_reset_other (void); extern void ac_reset_admin (void); extern void ac_fini (void); extern void set_res_sw (uint8_t sw1, uint8_t sw2); extern uint16_t data_objects_number_of_bytes; #define CHALLENGE_LEN 32 extern void gpg_data_scan (const uint8_t *p); extern void gpg_data_copy (const uint8_t *p); extern void gpg_do_get_data (uint16_t tag, int with_tag); extern void gpg_do_put_data (uint16_t tag, const uint8_t *data, int len); extern void gpg_do_public_key (uint8_t kk_byte); extern void gpg_do_keygen (uint8_t kk_byte); extern const uint8_t *gpg_get_firmware_update_key (uint8_t keyno); enum kind_of_key { GPG_KEY_FOR_SIGNING = 0, GPG_KEY_FOR_DECRYPTION, GPG_KEY_FOR_AUTHENTICATION, }; extern const uint8_t *flash_init (void); extern void flash_do_release (const uint8_t *); extern const uint8_t *flash_do_write (uint8_t nr, const uint8_t *data, int len); extern uint8_t *flash_key_alloc (void); extern int flash_key_write (uint8_t *key_addr, const uint8_t *key_data, const uint8_t *pubkey, int pubkey_len); extern void flash_keystore_release (void); extern void flash_set_data_pool_last (const uint8_t *p); extern void flash_clear_halfword (uint32_t addr); extern void flash_increment_counter (uint8_t counter_tag_nr); extern void flash_reset_counter (uint8_t counter_tag_nr); #define FILEID_SERIAL_NO 0 #define FILEID_UPDATE_KEY_0 1 #define FILEID_UPDATE_KEY_1 2 #define FILEID_UPDATE_KEY_2 3 #define FILEID_UPDATE_KEY_3 4 #define FILEID_CH_CERTIFICATE 5 extern int flash_erase_binary (uint8_t file_id); extern int flash_write_binary (uint8_t file_id, const uint8_t *data, uint16_t len, uint16_t offset); #define FLASH_CH_CERTIFICATE_SIZE 2048 /* Linker set these two symbols */ extern uint8_t ch_certificate_start; extern uint8_t random_bits_start; #define KEY_CONTENT_LEN 256 /* p and q */ #define INITIAL_VECTOR_SIZE 16 #define DATA_ENCRYPTION_KEY_SIZE 16 /* encrypted data content */ struct key_data { uint8_t data[KEY_CONTENT_LEN]; /* p and q */ }; struct key_data_internal { uint32_t data[KEY_CONTENT_LEN/4]; /* p and q */ uint32_t checksum[DATA_ENCRYPTION_KEY_SIZE/4]; }; struct prvkey_data { const uint8_t *key_addr; /* * IV: Initial Vector */ uint8_t iv[INITIAL_VECTOR_SIZE]; /* * Checksum */ uint8_t checksum_encrypted[DATA_ENCRYPTION_KEY_SIZE]; /* * DEK (Data Encryption Key) encrypted */ uint8_t dek_encrypted_1[DATA_ENCRYPTION_KEY_SIZE]; /* For user */ uint8_t dek_encrypted_2[DATA_ENCRYPTION_KEY_SIZE]; /* For resetcode */ uint8_t dek_encrypted_3[DATA_ENCRYPTION_KEY_SIZE]; /* For admin */ }; #define BY_USER 1 #define BY_RESETCODE 2 #define BY_ADMIN 3 /* * Maximum length of pass phrase is 127. * We use the top bit (0x80) to encode if keystring is available within DO. */ #define PW_LEN_MAX 127 #define PW_LEN_MASK 0x7f #define PW_LEN_KEYSTRING_BIT 0x80 extern void s2k (int who, const unsigned char *input, unsigned int ilen, unsigned char output[32]); #define KEYSTRING_PASSLEN_SIZE 1 #define KEYSTRING_SALT_SIZE 8 /* optional */ #define KEYSTRING_ITER_SIZE 1 /* optional */ #define KEYSTRING_MD_SIZE 32 #define KEYSTRING_SIZE_PW1 (KEYSTRING_PASSLEN_SIZE+KEYSTRING_MD_SIZE) #define KEYSTRING_SIZE_RC (KEYSTRING_PASSLEN_SIZE+KEYSTRING_MD_SIZE) #define KEYSTRING_SIZE_PW3 (KEYSTRING_PASSLEN_SIZE+KEYSTRING_SALT_SIZE \ +KEYSTRING_ITER_SIZE+KEYSTRING_MD_SIZE) #define KEYSTRING_SIZE (KEYSTRING_PASSLEN_SIZE+KEYSTRING_MD_SIZE) extern void gpg_do_clear_prvkey (enum kind_of_key kk); extern int gpg_do_load_prvkey (enum kind_of_key kk, int who, const uint8_t *keystring); extern int gpg_do_chks_prvkey (enum kind_of_key kk, int who_old, const uint8_t *old_ks, int who_new, const uint8_t *new_ks); extern int gpg_change_keystring (int who_old, const uint8_t *old_ks, int who_new, const uint8_t *new_ks); extern struct key_data kd[3]; #ifdef DEBUG #define DEBUG_MORE 1 /* * Debug functions in debug.c */ extern void put_byte (uint8_t b); extern void put_byte_with_no_nl (uint8_t b); extern void put_short (uint16_t x); extern void put_word (uint32_t x); extern void put_int (uint32_t x); extern void put_string (const char *s); extern void put_binary (const char *s, int len); #define DEBUG_INFO(msg) put_string (msg) #define DEBUG_WORD(w) put_word (w) #define DEBUG_SHORT(h) put_short (h) #define DEBUG_BYTE(b) put_byte (b) #define DEBUG_BINARY(s,len) put_binary ((const char *)s,len) #else #define DEBUG_INFO(msg) #define DEBUG_WORD(w) #define DEBUG_SHORT(h) #define DEBUG_BYTE(b) #define DEBUG_BINARY(s,len) #endif extern int rsa_sign (const uint8_t *, uint8_t *, int, struct key_data *); extern uint8_t *modulus_calc (const uint8_t *, int); extern int rsa_decrypt (const uint8_t *, uint8_t *, int, struct key_data *); extern int rsa_verify (const uint8_t *pubkey, const uint8_t *hash, const uint8_t *signature); extern uint8_t *rsa_genkey (void); extern int ecdsa_sign (const uint8_t *hash, uint8_t *output, const struct key_data *kd); extern uint8_t *ecdsa_compute_public (const uint8_t *key_data); extern const uint8_t *gpg_do_read_simple (uint8_t); extern void gpg_do_write_simple (uint8_t, const uint8_t *, int); extern void gpg_increment_digital_signature_counter (void); extern void gpg_set_pw3 (const uint8_t *newpw, int newpw_len); extern void fatal (uint8_t code) __attribute__ ((noreturn)); #define FATAL_FLASH 1 #define FATAL_RANDOM 2 extern uint8_t keystring_md_pw3[KEYSTRING_MD_SIZE]; extern uint8_t admin_authorized; /*** Flash memory tag values ***/ #define NR_NONE 0x00 /* Data objects */ /* * Representation of data object: * * <-1 halfword-> <--len/2 halfwords-> * <-tag-><-len-> <---data content---> */ #define NR_DO__FIRST__ 0x01 #define NR_DO_SEX 0x01 #define NR_DO_FP_SIG 0x02 #define NR_DO_FP_DEC 0x03 #define NR_DO_FP_AUT 0x04 #define NR_DO_CAFP_1 0x05 #define NR_DO_CAFP_2 0x06 #define NR_DO_CAFP_3 0x07 #define NR_DO_KGTIME_SIG 0x08 #define NR_DO_KGTIME_DEC 0x09 #define NR_DO_KGTIME_AUT 0x0a #define NR_DO_LOGIN_DATA 0x0b #define NR_DO_URL 0x0c #define NR_DO_NAME 0x0d #define NR_DO_LANGUAGE 0x0e #define NR_DO_PRVKEY_SIG 0x0f #define NR_DO_PRVKEY_DEC 0x10 #define NR_DO_PRVKEY_AUT 0x11 #define NR_DO_KEYSTRING_PW1 0x12 #define NR_DO_KEYSTRING_RC 0x13 #define NR_DO_KEYSTRING_PW3 0x14 #define NR_DO__LAST__ 21 /* == 0x15 */ /* 14-bit counter for DS: Recorded in flash memory by 1-halfword (2-byte). */ /* * Representation of 14-bit counter: * 0: 0x8000 * 1: 0x8001 * ... * 16383: 0xbfff */ #define NR_COUNTER_DS 0x80 /* ..0xbf */ /* 10-bit counter for DS: Recorded in flash memory by 1-halfword (2-byte). */ /* * Representation of 10-bit counter: * 0: 0xc000 * 1: 0xc001 * ... * 1023: 0xc3ff */ #define NR_COUNTER_DS_LSB 0xc0 /* ..0xc3 */ /* 8-bit int or Boolean objects: Recorded in flash memory by 1-halfword (2-byte) */ /* * Representation of Boolean object: * 0: No record in flash memory * 1: 0xf000 */ #define NR_BOOL_PW1_LIFETIME 0xf0 /* * NR_BOOL_SOMETHING, NR_UINT_SOMETHING could be here... Use 0xf? */ /* 123-counters: Recorded in flash memory by 2-halfword (4-byte). */ /* * Representation of 123-counters: * 0: No record in flash memory * 1: 0xfe?? 0xffff * 2: 0xfe?? 0xc3c3 * 3: 0xfe?? 0x0000 * where is placed at second byte */ #define NR_COUNTER_123 0xfe #define NR_EMPTY 0xff #define SIZE_PW_STATUS_BYTES 7 #define NUM_ALL_PRV_KEYS 3 /* SIG, DEC and AUT */ extern uint8_t pw1_keystring[KEYSTRING_SIZE_PW1]; #if !defined(OPENPGP_CARD_INITIAL_PW1) #define OPENPGP_CARD_INITIAL_PW1 "123456" #endif #if !defined(OPENPGP_CARD_INITIAL_PW3) #define OPENPGP_CARD_INITIAL_PW3 "12345678" #endif extern const uint8_t openpgpcard_aid[14]; extern void flash_bool_clear (const uint8_t **addr_p); extern const uint8_t *flash_bool_write (uint8_t nr); extern int flash_cnt123_get_value (const uint8_t *p); extern void flash_cnt123_increment (uint8_t which, const uint8_t **addr_p); extern void flash_cnt123_clear (const uint8_t **addr_p); extern void flash_put_data (uint16_t hw); extern void flash_warning (const char *msg); extern void flash_put_data_internal (const uint8_t *p, uint16_t hw); extern void flash_bool_write_internal (const uint8_t *p, int nr); extern void flash_cnt123_write_internal (const uint8_t *p, int which, int v); extern void flash_do_write_internal (const uint8_t *p, int nr, const uint8_t *data, int len); extern const uint8_t gnukStringSerial[]; #define LED_ONESHOT ((eventmask_t)1) #define LED_TWOSHOTS ((eventmask_t)2) #define LED_SHOW_STATUS ((eventmask_t)4) #define LED_START_COMMAND ((eventmask_t)8) #define LED_FINISH_COMMAND ((eventmask_t)16) #define LED_FATAL ((eventmask_t)32) extern void led_blink (int spec); #if defined(PINPAD_SUPPORT) # if defined(PINPAD_CIR_SUPPORT) extern void cir_ext_disable (void); extern void cir_ext_enable (void); # elif defined(PINPAD_DIAL_SUPPORT) extern void dial_sw_disable (void); extern void dial_sw_enable (void); # elif defined(PINPAD_DND_SUPPORT) extern uint8_t media_available; extern void msc_init (void); extern void msc_media_insert_change (int available); extern int msc_scsi_write (uint32_t lba, const uint8_t *buf, size_t size); extern int msc_scsi_read (uint32_t lba, const uint8_t **sector_p); extern void msc_scsi_stop (uint8_t code); # endif #define PIN_INPUT_CURRENT 1 #define PIN_INPUT_NEW 2 #define PIN_INPUT_CONFIRM 3 #define MAX_PIN_CHARS 32 extern uint8_t pin_input_buffer[MAX_PIN_CHARS]; extern uint8_t pin_input_len; extern int pinpad_getline (int msg_code, systime_t timeout); #endif extern uint8_t _regnual_start, __heap_end__[];