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https://github.com/UberGuidoZ/Flipper.git
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47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
#pragma once
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#include "../../types/plugin_state.h"
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/**
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* @brief Encrypts plain data using built-in certificate and given initialization vector (IV)
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* @param plain_data plain data to be encrypted
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* @param plain_data_length plain data length
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* @param iv initialization vector (IV) to be used to encrypt plain data
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* @param[out] encrypted_data_length encrypted data length
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* @return Encrypted data
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*/
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uint8_t* totp_crypto_encrypt(
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const uint8_t* plain_data,
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const size_t plain_data_length,
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const uint8_t* iv,
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size_t* encrypted_data_length);
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/**
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* @brief Decrypts encrypted data using built-in certificate and given initialization vector (IV)
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* @param encrypted_data encrypted data to be decrypted
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* @param encrypted_data_length encrypted data length
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* @param iv initialization vector (IV) to be used to encrypt plain data
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* @param[out] decrypted_data_length decrypted data length
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* @return Decrypted data
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*/
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uint8_t* totp_crypto_decrypt(
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const uint8_t* encrypted_data,
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const size_t encrypted_data_length,
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const uint8_t* iv,
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size_t* decrypted_data_length);
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/**
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* @brief Seed initialization vector (IV) using user's PIN
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* @param plugin_state application state
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* @param pin user's PIN
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* @param pin_length user's PIN length
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* @return \c true on success; \c false otherwise
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*/
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bool totp_crypto_seed_iv(PluginState* plugin_state, const uint8_t* pin, uint8_t pin_length);
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/**
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* @brief Verifies whether cryptographic information (certificate + IV) is valid and can be used for encryption and decryption
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* @param plugin_state application state
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* @return \c true if cryptographic information is valid; \c false otherwise
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*/
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bool totp_crypto_verify_key(const PluginState* plugin_state); |