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73 lines
1.8 KiB
C
73 lines
1.8 KiB
C
#ifndef HEADER_ECIES_H
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#define HEADER_ECIES_H
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#include <openssl/ec.h>
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#include <openssl/x509.h>
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#include <openssl/asn1.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct ecies_params_st {
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const EVP_MD *kdf_md;
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const EVP_CIPHER *sym_cipher;
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const EVP_MD *mac_md;
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} ECIES_PARAMS;
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typedef struct ecies_ciphertext_value_st {
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ASN1_OCTET_STRING *ephem_point;
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ASN1_OCTET_STRING *ciphertext;
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ASN1_OCTET_STRING *mactag;
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} ECIES_CIPHERTEXT_VALUE;
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DECLARE_ASN1_FUNCTIONS(ECIES_CIPHERTEXT_VALUE)
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int i2d_ECIESParameters(const ECIES_PARAMS *param, unsigned char **out);
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ECIES_PARAMS *d2i_ECIESParameters(ECIES_PARAMS **param, const unsigned char **in, long len);
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ECIES_CIPHERTEXT_VALUE *ECIES_do_encrypt(const ECIES_PARAMS *param,
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const unsigned char *in, size_t inlen, const EC_KEY *pub_key);
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int ECIES_do_decrypt(const ECIES_CIPHERTEXT_VALUE *cv,
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const ECIES_PARAMS *param, unsigned char *out, size_t *outlen,
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EC_KEY *pri_key);
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/* ERR function (should in openssl/err.h) begin */
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/*
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#define ERR_LIB_ECIES 129
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#define ERR_R_ECIES_LIB ERR_LIB_ECIES
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#define ECIESerr(f,r) ERR_PUT_error(ERR_LIB_ECIES,(f),(r),__FILE__,__LINE__)
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*/
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void ERR_load_ECIES_strings(void);
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/* Error codes for the ECIES functions. */
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/* Function codes. */
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#define ECIES_F_I2D_ECIESPARAMETERS 100
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#define ECIES_F_D2I_ECIESPARAMETERS 101
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#define ECIES_F_ECIES_DO_ENCRYPT 102
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#define ECIES_F_ECIES_DO_DECRYPT 103
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/* Reason codes. */
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#define ECIES_R_BAD_DATA 100
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#define ECIES_R_UNKNOWN_CIPHER_TYPE 101
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#define ECIES_R_ENCRYPT_FAILED 102
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#define ECIES_R_DECRYPT_FAILED 103
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#define ECIES_R_UNKNOWN_MAC_TYPE 104
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#define ECIES_R_GEN_MAC_FAILED 105
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#define ECIES_R_VERIFY_MAC_FAILED 106
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#define ECIES_R_ECDH_FAILED 107
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#define ECIES_R_BUFFER_TOO_SMALL 108
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#ifdef __cplusplus
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}
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#endif
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#endif
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