9 lines
256 B
C
9 lines
256 B
C
#ifndef HELPER_H
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#define HELPER_H
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void load_env(char const* path);
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int hex_to_bytes_upper(const char* hex, unsigned char* out, size_t out_size);
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char* byte_to_hex(unsigned char* bytes, size_t len);
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void cal_hmac(unsigned char* mac, char* message);
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#endif |