radare2/libr/include/r_crypto.h

73 lines
1.7 KiB
C

#ifndef R2_CRYPTO_H
#define R2_CRYPTO_H
#include <list.h>
#include <r_types.h>
#ifdef __cplusplus
extern "C" {
#endif
R_LIB_VERSION_HEADER(r_crypto);
enum {
R_CRYPTO_MODE_ECB,
R_CRYPTO_MODE_CBC,
R_CRYPTO_MODE_OFB,
R_CRYPTO_MODE_CFB,
};
enum {
R_CRYPTO_DIR_CIPHER,
R_CRYPTO_DIR_DECIPHER,
};
typedef struct r_crypto_t {
struct r_crypto_plugin_t* h;
ut8 *key;
ut8 *iv;
int key_len;
ut8 *output;
int output_len;
int output_size;
void *user;
struct list_head plugins;
} RCrypto;
typedef struct r_crypto_plugin_t {
const char *name;
int (*get_key_size)(RCrypto *cry);
int (*set_iv)(RCrypto *cry, const ut8 *iv);
int (*set_key)(RCrypto *cry, const ut8 *key, int mode, int direction);
int (*update)(RCrypto *cry, const ut8 *buf, int len);
int (*final)(RCrypto *cry, const ut8 *buf, int len);
int (*use)(const char *algo);
int (*fini)(RCrypto *cry);
struct list_head list;
} RCryptoPlugin;
#ifdef R_API
R_API RCrypto *r_crypto_init(RCrypto *cry, int hard);
R_API RCrypto *r_crypto_as_new(RCrypto *cry);
R_API int r_crypto_add(RCrypto *cry, RCryptoPlugin *h);
R_API RCrypto *r_crypto_new(void);
R_API RCrypto *r_crypto_free(RCrypto *cry);
R_API int r_crypto_use(RCrypto *cry, const char *algo);
R_API int r_crypto_set_key(RCrypto *cry, const ut8* key, int mode, int direction);
R_API int r_crypto_get_key_size(RCrypto *cry);
R_API int r_crypto_set_iv(RCrypto *cry, const ut8 *iv);
R_API int r_crypto_update(RCrypto *cry, ut8 *buf, int len);
R_API int r_crypto_final(RCrypto *cry, ut8 *buf, int len);
R_API int r_crypto_append(RCrypto *cry, const ut8 *buf, int len);
R_API ut8 *r_crypto_get_output(RCrypto *cry);
#endif
/* plugin pointers */
extern RCryptoPlugin r_crypto_plugin_aes;
#ifdef __cplusplus
}
#endif
#endif