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Code Issues Releases Wiki Activity

legacy: initialized field in Features is true only if mnemonic is stored

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This commit is contained in:
Tomas Susanka 2020-04-28 07:23:51 +00:00
parent 5ed64a0736
commit 41966c60db
5 changed files with 11 additions and 1 deletions
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2
legacy/firmware/config.c
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@ -714,6 +714,8 @@ bool config_getMnemonic(char *dest, uint16_t dest_size) {
return sectrue == config_get_string(KEY_MNEMONIC, dest, dest_size);
}
bool config_hasMnemonic(void) { return sectrue == storage_has(KEY_MNEMONIC); }
/* Check whether mnemonic matches storage. The mnemonic must be
* a null-terminated string.
*/

1
legacy/firmware/config.h
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@ -113,6 +113,7 @@ uint8_t *session_startSession(const uint8_t *received_session_id);
bool config_setMnemonic(const char *mnemonic);
bool config_containsMnemonic(const char *mnemonic);
bool config_hasMnemonic(void);
bool config_getMnemonic(char *dest, uint16_t dest_size);
bool config_getMnemonicBytes(uint8_t *dest, uint16_t dest_size,
uint16_t *real_size);

3
legacy/firmware/fsm_msg_common.h
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@ -46,7 +46,8 @@ bool get_features(Features *resp) {
config_getLanguage(resp->language, sizeof(resp->language));
resp->has_label = config_getLabel(resp->label, sizeof(resp->label));
resp->has_initialized = true;
resp->initialized = config_isInitialized();
// imported xprv is not supported anymore so we require mnemonic
resp->initialized = config_isInitialized() && config_hasMnemonic();
resp->has_imported = config_getImported(&(resp->imported));
resp->has_pin_cached = true;
resp->pin_cached = session_isUnlocked() && config_hasPin();

5
storage/storage.c
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@ -1104,6 +1104,11 @@ static secbool storage_get_encrypted(const uint16_t key, void *val_dest,
return sectrue;
}
secbool storage_has(const uint16_t key) {
uint16_t len = 0;
return storage_get(key, NULL, 0, &len);
}
/*
* Finds the data stored under key and writes its length to len. If val_dest is
* not NULL and max_len >= len, then the data is copied to val_dest.

1
storage/storage.h
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@ -56,6 +56,7 @@ void storage_ensure_not_wipe_code(uint32_t pin);
secbool storage_has_wipe_code(void);
secbool storage_change_wipe_code(uint32_t pin, const uint8_t *ext_salt,
uint32_t wipe_code);
secbool storage_has(const uint16_t key);
secbool storage_get(const uint16_t key, void *val, const uint16_t max_len,
uint16_t *len);
secbool storage_set(const uint16_t key, const void *val, const uint16_t len);