22 lines
793 B
C
22 lines
793 B
C
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#ifndef _ECC_H_
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#define _ECC_H_H
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void ECIES_encyptkeygen(const char *Px, const char *Py,
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uint8_t k1[16], uint8_t k2[16], uint8_t *Rx_exp, uint8_t *Ry_exp);
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int ECIES_decryptkeygen(const char *Rx_imp, const char *Ry_imp,
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uint8_t k1[16], uint8_t k2[16], const char *privkey);
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#define ECIES_OVERHEAD (8 * NUMWORDS + 8)
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/* ECIES encryption; the resulting cipher text message will be
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(len + ECIES_OVERHEAD) bytes long */
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void ECIES_encryption(char *msg, const char *text, int len,
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const char *Px, const char *Py);
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{
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/* ECIES decryption */
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int ECIES_decryption(char *text, const char *msg, int len,
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const char *privkey);
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#endif
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