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#ifndef AWS_C_CAL_OPENSSLCRYPTO_COMMON_H
#define AWS_C_CAL_OPENSSLCRYPTO_COMMON_H
#include <openssl/crypto.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
typedef HMAC_CTX *(*hmac_ctx_new)(void);
typedef int (*hmac_ctx_reset)(HMAC_CTX *);
typedef void (*hmac_ctx_free)(HMAC_CTX *);
typedef void (*hmac_ctx_init)(HMAC_CTX *);
typedef int (*hmac_ctx_init_ex)(HMAC_CTX *, const void *, int, const EVP_MD *, ENGINE *);
typedef void (*hmac_ctx_clean_up)(HMAC_CTX *);
typedef int (*hmac_ctx_update)(HMAC_CTX *, const unsigned char *, size_t);
typedef int (*hmac_ctx_final)(HMAC_CTX *, unsigned char *, unsigned int *);
struct openssl_hmac_ctx_table {
hmac_ctx_new new_fn;
hmac_ctx_free free_fn;
hmac_ctx_init init_fn;
hmac_ctx_init_ex init_ex_fn;
hmac_ctx_clean_up clean_up_fn;
hmac_ctx_update update_fn;
hmac_ctx_final final_fn;
hmac_ctx_reset reset_fn;
};
extern struct openssl_hmac_ctx_table *g_aws_openssl_hmac_ctx_table;
typedef EVP_MD_CTX *(*evp_md_ctx_new)(void);
typedef void (*evp_md_ctx_free)(EVP_MD_CTX *);
typedef int (*evp_md_ctx_digest_init_ex)(EVP_MD_CTX *, const EVP_MD *, ENGINE *);
typedef int (*evp_md_ctx_digest_update)(EVP_MD_CTX *, const void *, size_t);
typedef int (*evp_md_ctx_digest_final_ex)(EVP_MD_CTX *, unsigned char *, unsigned int *);
struct openssl_evp_md_ctx_table {
evp_md_ctx_new new_fn;
evp_md_ctx_free free_fn;
evp_md_ctx_digest_init_ex init_ex_fn;
evp_md_ctx_digest_update update_fn;
evp_md_ctx_digest_final_ex final_ex_fn;
};
extern struct openssl_evp_md_ctx_table *g_aws_openssl_evp_md_ctx_table;
#endif /* AWS_C_CAL_OPENSSLCRYPTO_COMMON_H */
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