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#ifndef _TPM2_H
#define _TPM2_H
#include <tss2/tss.h>
#define TSS2_LIB "libtss.so.0"
#define TPM2_PARENT 0x81000001
int tpm2_start(TSS_CONTEXT **tssc);
void tpm2_end(TSS_CONTEXT *tssc);
void tpm2_flush_handle(TSS_CONTEXT *tssc, TPM_HANDLE h);
int tpm2_load_key(TSS_CONTEXT *tssc, const unsigned char *shadow_info,
TPM_HANDLE *key, TPMI_ALG_PUBLIC *type);
int tpm2_sign(ctrl_t ctrl, TSS_CONTEXT *tssc, TPM_HANDLE key,
TPMI_ALG_PUBLIC type,
const unsigned char *digest, size_t digestlen,
unsigned char **r_sig, size_t *r_siglen);
int tpm2_import_key(ctrl_t ctrl, TSS_CONTEXT *tssc, char *pub, int *pub_len,
char *priv, int *priv_len, gcry_sexp_t s_skey);
int tpm2_rsa_decrypt(ctrl_t ctrl, TSS_CONTEXT *tssc, TPM_HANDLE key,
const char *ciphertext, int ciphertext_len,
char **decrypt, size_t *decrypt_len);
int tpm2_ecc_decrypt(ctrl_t ctrl, TSS_CONTEXT *tssc, TPM_HANDLE key,
const char *ciphertext, int ciphertext_len,
char **decrypt, size_t *decrypt_len);
#endif
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