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https://github.com/trezor/trezor-firmware.git
synced 2024-11-26 09:28:13 +00:00
reset: make backup workflow independent of initialization
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@ -442,10 +442,19 @@ void fsm_msgResetDevice(ResetDevice *msg)
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msg->has_pin_protection && msg->pin_protection,
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msg->has_language ? msg->language : 0,
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msg->has_label ? msg->label : 0,
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msg->has_u2f_counter ? msg->u2f_counter : 0
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msg->has_u2f_counter ? msg->u2f_counter : 0,
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msg->has_skip_backup ? msg->skip_backup : false
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);
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}
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void fsm_msgBackupDevice(BackupDevice *msg)
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{
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CHECK_INITIALIZED
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(void)msg;
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reset_backup();
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}
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void fsm_msgSignTx(SignTx *msg)
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{
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CHECK_INITIALIZED
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@ -36,6 +36,7 @@ void fsm_msgGetEntropy(GetEntropy *msg);
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void fsm_msgGetPublicKey(GetPublicKey *msg);
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void fsm_msgLoadDevice(LoadDevice *msg);
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void fsm_msgResetDevice(ResetDevice *msg);
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void fsm_msgBackupDevice(BackupDevice *msg);
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void fsm_msgSignTx(SignTx *msg);
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//void fsm_msgPinMatrixAck(PinMatrixAck *msg);
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void fsm_msgCancel(Cancel *msg);
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@ -22,6 +22,7 @@
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{ 'n', 'i', MessageType_MessageType_ApplySettings, ApplySettings_fields, (void (*)(void *)) fsm_msgApplySettings },
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// Message ButtonAck is used in tiny mode
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{ 'n', 'i', MessageType_MessageType_GetAddress, GetAddress_fields, (void (*)(void *)) fsm_msgGetAddress },
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{ 'n', 'i', MessageType_MessageType_BackupDevice, BackupDevice_fields, (void (*)(void *)) fsm_msgBackupDevice },
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{ 'n', 'i', MessageType_MessageType_EntropyAck, EntropyAck_fields, (void (*)(void *)) fsm_msgEntropyAck },
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{ 'n', 'i', MessageType_MessageType_SignMessage, SignMessage_fields, (void (*)(void *)) fsm_msgSignMessage },
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{ 'n', 'i', MessageType_MessageType_VerifyMessage, VerifyMessage_fields, (void (*)(void *)) fsm_msgVerifyMessage },
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@ -179,7 +179,7 @@ static void recovery_done(void) {
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_("The seed is"), _("INVALID!"), NULL, NULL, NULL, NULL);
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protectButton(ButtonRequestType_ButtonRequest_Other, true);
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}
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fsm_sendFailure(FailureType_Failure_DataError, _("Invalid mnemonic, are words in correct order?"));
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fsm_sendFailure(FailureType_Failure_DataError, _("Invalid seed, are words in correct order?"));
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}
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awaiting_word = 0;
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layoutHome();
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@ -33,12 +33,14 @@
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static uint32_t strength;
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static uint8_t int_entropy[32];
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static bool awaiting_entropy = false;
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static bool skip_backup = false;
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void reset_init(bool display_random, uint32_t _strength, bool passphrase_protection, bool pin_protection, const char *language, const char *label, uint32_t u2f_counter)
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void reset_init(bool display_random, uint32_t _strength, bool passphrase_protection, bool pin_protection, const char *language, const char *label, uint32_t u2f_counter, bool _skip_backup)
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{
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if (_strength != 128 && _strength != 192 && _strength != 256) return;
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strength = _strength;
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skip_backup = _skip_backup;
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random_buffer(int_entropy, 32);
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@ -75,8 +77,6 @@ void reset_init(bool display_random, uint32_t _strength, bool passphrase_protect
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awaiting_entropy = true;
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}
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static char current_word[10], current_word_display[11];
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void reset_entropy(const uint8_t *ext_entropy, uint32_t len)
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{
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if (!awaiting_entropy) {
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@ -92,6 +92,33 @@ void reset_entropy(const uint8_t *ext_entropy, uint32_t len)
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memset(int_entropy, 0, 32);
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awaiting_entropy = false;
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storage.has_mnemonic = true;
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storage.has_needs_backup = true;
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storage.needs_backup = true;
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if (skip_backup) {
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storage_commit();
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fsm_sendSuccess(_("Device successfully initialized"));
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layoutHome();
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} else {
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reset_backup();
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}
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}
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static char current_word[10], current_word_display[11];
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void reset_backup(void)
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{
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if (!storage.has_needs_backup || !storage.needs_backup) {
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fsm_sendFailure(FailureType_Failure_UnexpectedMessage, _("Seed already backed up"));
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return;
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} else {
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storage.has_needs_backup = false;
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storage.needs_backup = false;
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storage_commit();
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}
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int pass, word_pos, i = 0, j;
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for (pass = 0; pass < 2; pass++) {
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@ -146,10 +173,7 @@ void reset_entropy(const uint8_t *ext_entropy, uint32_t len)
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}
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}
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}
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storage.has_mnemonic = true;
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storage_commit();
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fsm_sendSuccess(_("Device reset"));
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fsm_sendSuccess(_("Seed successfully backed up"));
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layoutHome();
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}
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@ -23,8 +23,9 @@
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#include <stdint.h>
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#include <stdbool.h>
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void reset_init(bool display_random, uint32_t _strength, bool passphrase_protection, bool pin_protection, const char *language, const char *label, uint32_t u2f_counter);
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void reset_init(bool display_random, uint32_t _strength, bool passphrase_protection, bool pin_protection, const char *language, const char *label, uint32_t u2f_counter, bool skip_backup);
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void reset_entropy(const uint8_t *ext_entropy, uint32_t len);
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void reset_backup(void);
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uint32_t reset_get_int_entropy(uint8_t *entropy);
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const char *reset_get_word(void);
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