148 lines
4.1 KiB
C
148 lines
4.1 KiB
C
/*
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* This file is part of the TREZOR project, https://trezor.io/
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*
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* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __STORAGE_H__
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#define __STORAGE_H__
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#include "types.pb.h"
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#include "messages.pb.h"
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#include "bip32.h"
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#define STORAGE_FIELD(TYPE, NAME) \
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bool has_##NAME; \
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TYPE NAME;
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#define STORAGE_STRING(NAME, SIZE) \
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bool has_##NAME; \
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char NAME[SIZE];
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#define STORAGE_BYTES(NAME, SIZE) \
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bool has_##NAME; \
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struct { \
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size_t size; \
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uint8_t bytes[SIZE]; \
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} NAME;
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#define STORAGE_BOOL(NAME) STORAGE_FIELD(bool, NAME)
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#define STORAGE_NODE(NAME) STORAGE_FIELD(StorageHDNode, NAME)
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#define STORAGE_UINT32(NAME) STORAGE_FIELD(uint32_t, NAME)
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typedef struct {
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uint32_t depth;
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uint32_t fingerprint;
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uint32_t child_num;
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struct {
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size_t size;
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uint8_t bytes[32];
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} chain_code;
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STORAGE_BYTES(private_key, 32);
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STORAGE_BYTES(public_key, 33);
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} StorageHDNode;
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typedef struct _Storage {
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uint32_t version;
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STORAGE_NODE (node)
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STORAGE_STRING (mnemonic, 241)
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STORAGE_BOOL (passphrase_protection)
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STORAGE_UINT32 (pin_failed_attempts)
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STORAGE_STRING (pin, 10)
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STORAGE_STRING (language, 17)
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STORAGE_STRING (label, 33)
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STORAGE_BOOL (imported)
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STORAGE_BYTES (homescreen, 1024)
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STORAGE_UINT32 (u2f_counter)
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STORAGE_BOOL (needs_backup)
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STORAGE_UINT32 (flags)
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STORAGE_NODE (u2froot)
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} Storage;
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extern Storage storageUpdate;
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void storage_init(void);
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void storage_generate_uuid(void);
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void storage_clear_update(void);
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void storage_update(void);
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void session_clear(bool clear_pin);
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void storage_loadDevice(LoadDevice *msg);
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const uint8_t *storage_getSeed(bool usePassphrase);
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bool storage_getU2FRoot(HDNode *node);
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bool storage_getRootNode(HDNode *node, const char *curve, bool usePassphrase);
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const char *storage_getLabel(void);
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void storage_setLabel(const char *label);
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const char *storage_getLanguage(void);
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void storage_setLanguage(const char *lang);
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void storage_setPassphraseProtection(bool passphrase_protection);
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bool storage_hasPassphraseProtection(void);
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const uint8_t *storage_getHomescreen(void);
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void storage_setHomescreen(const uint8_t *data, uint32_t size);
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void session_cachePassphrase(const char *passphrase);
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bool session_isPassphraseCached(void);
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bool session_getState(const uint8_t *salt, uint8_t *state, const char *passphrase);
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void storage_setMnemonic(const char *mnemonic);
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bool storage_containsMnemonic(const char *mnemonic);
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bool storage_hasMnemonic(void);
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const char *storage_getMnemonic(void);
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bool storage_hasNode(void);
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#if DEBUG_LINK
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void storage_dumpNode(HDNodeType *node);
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#endif
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bool storage_containsPin(const char *pin);
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bool storage_hasPin(void);
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const char *storage_getPin(void);
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void storage_setPin(const char *pin);
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void session_cachePin(void);
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bool session_isPinCached(void);
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void storage_clearPinArea(void);
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void storage_resetPinFails(uint32_t *pinfailptr);
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bool storage_increasePinFails(uint32_t *pinfailptr);
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uint32_t *storage_getPinFailsPtr(void);
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uint32_t storage_nextU2FCounter(void);
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void storage_setU2FCounter(uint32_t u2fcounter);
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bool storage_isInitialized(void);
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bool storage_isImported(void);
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void storage_setImported(bool imported);
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bool storage_needsBackup(void);
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void storage_setNeedsBackup(bool needs_backup);
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void storage_applyFlags(uint32_t flags);
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uint32_t storage_getFlags(void);
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void storage_wipe(void);
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extern char storage_uuid_str[25];
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#endif
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