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https://github.com/Next-Flip/Momentum-Firmware.git
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40 lines
1011 B
C
40 lines
1011 B
C
#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define RUN_ID_BYTES (sizeof(uint64_t))
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#define COUNTER_BYTES (sizeof(uint32_t))
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#define KEY_BITS 256
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#define IV_BYTES 12
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#define TAG_BYTES 16
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#define MSG_OVERHEAD (RUN_ID_BYTES + COUNTER_BYTES + IV_BYTES + TAG_BYTES)
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typedef struct ESugGhzChatCryptoCtx ESubGhzChatCryptoCtx;
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void crypto_init(void);
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/* Function to clear sensitive memory. */
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void crypto_explicit_bzero(void* s, size_t len);
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ESubGhzChatCryptoCtx* crypto_ctx_alloc(void);
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void crypto_ctx_free(ESubGhzChatCryptoCtx* ctx);
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void crypto_ctx_clear(ESubGhzChatCryptoCtx* ctx);
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bool crypto_ctx_set_key(
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ESubGhzChatCryptoCtx* ctx,
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const uint8_t* key,
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FuriString* flipper_name,
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uint32_t tick);
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void crypto_ctx_get_key(ESubGhzChatCryptoCtx* ctx, uint8_t* key);
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bool crypto_ctx_decrypt(ESubGhzChatCryptoCtx* ctx, uint8_t* in, size_t in_len, uint8_t* out);
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bool crypto_ctx_encrypt(ESubGhzChatCryptoCtx* ctx, uint8_t* in, size_t in_len, uint8_t* out);
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#ifdef __cplusplus
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}
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#endif
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