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radare2/libr/include/r_hash.h
pancake 1cb5b8391c Implement the SIP hash algorithm ##crypto
2022-09-13 21:23:21 +02:00

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#ifndef R2_HASH_H
#define R2_HASH_H
#include "r_types.h"
#include "r_util/r_mem.h"
#include "r_util/r_log.h"
#ifdef __cplusplus
extern "C" {
#endif
R_LIB_VERSION_HEADER (r_hash);
#if HAVE_LIB_SSL
#include <openssl/sha.h>
#include <openssl/md5.h>
typedef MD5_CTX R_MD5_CTX;
typedef SHA_CTX R_SHA_CTX;
typedef SHA256_CTX R_SHA256_CTX;
typedef SHA512_CTX R_SHA384_CTX;
typedef SHA512_CTX R_SHA512_CTX;
#define SHA256_BLOCK_LENGTH SHA256_CBLOCK
#define SHA384_BLOCK_LENGTH SHA384_CBLOCK
#define SHA512_BLOCK_LENGTH SHA512_CBLOCK
#else
#define MD5_CTX R_MD5_CTX
/* hashing */
typedef struct {
ut32 state[4];
ut32 count[2];
ut8 buffer[64];
} R_MD5_CTX;
typedef struct {
ut32 H[5];
ut32 W[80];
int lenW;
ut32 sizeHi, sizeLo;
} R_SHA_CTX;
#define SHA256_BLOCK_LENGTH 64
typedef struct _SHA256_CTX {
ut32 state[8];
ut64 bitcount;
ut8 buffer[SHA256_BLOCK_LENGTH];
} R_SHA256_CTX;
#define SHA384_BLOCK_LENGTH 128
#define SHA512_BLOCK_LENGTH 128
typedef struct _SHA512_CTX {
ut64 state[8];
ut64 bitcount[2];
ut8 buffer[SHA512_BLOCK_LENGTH];
} R_SHA512_CTX;
typedef R_SHA512_CTX R_SHA384_CTX;
#endif
/*
* Since we have not enough space in bitmask, you may do fine
* selection of required hash functions by the followed macros.
*
* TODO: subject to place in config
*/
//#define R_HAVE_CRC8_EXTRA 1
#define R_HAVE_CRC15_EXTRA 1
//#define R_HAVE_CRC16_EXTRA 1
#define R_HAVE_CRC24 1
#define R_HAVE_CRC32_EXTRA 1
#define R_HAVE_CRC64 1
#define R_HAVE_CRC64_EXTRA 1
/* select CRC-digest intergal holder */
#if R_HAVE_CRC64 || R_HAVE_CRC64_EXTRA
typedef ut64 utcrc;
#define PFMTCRCx PFMT64x
#else
typedef ut32 utcrc;
#define PFMTCRCx PFMT32x
#endif
#define UTCRC_C(x) ((utcrc)(x))
R_API ut8 r_hash_fletcher8(const ut8 *d, size_t length);
R_API ut16 r_hash_fletcher16(const ut8 *data, size_t len);
R_API ut32 r_hash_fletcher32(const ut8 *data, size_t len);
R_API ut64 r_hash_fletcher64(const ut8 *addr, size_t len);
typedef struct {
utcrc crc;
ut32 size;
int reflect;
utcrc poly;
utcrc xout;
} R_CRC_CTX;
enum CRC_PRESETS {
CRC_PRESET_8_SMBUS = 0,
#if R_HAVE_CRC8_EXTRA
CRC_PRESET_CRC8_CDMA2000,
CRC_PRESET_CRC8_DARC,
CRC_PRESET_CRC8_DVB_S2,
CRC_PRESET_CRC8_EBU,
CRC_PRESET_CRC8_ICODE,
CRC_PRESET_CRC8_ITU,
CRC_PRESET_CRC8_MAXIM,
CRC_PRESET_CRC8_ROHC,
CRC_PRESET_CRC8_WCDMA,
#endif /* #if R_HAVE_CRC8_EXTRA */
#if R_HAVE_CRC15_EXTRA
CRC_PRESET_15_CAN,
#endif /* R_HAVCE_CRC15_EXTRA */
CRC_PRESET_16,
CRC_PRESET_16_CITT,
CRC_PRESET_16_USB,
CRC_PRESET_16_HDLC,
#if R_HAVE_CRC16_EXTRA
CRC_PRESET_CRC16_AUG_CCITT,
CRC_PRESET_CRC16_BUYPASS,
CRC_PRESET_CRC16_CDMA2000,
CRC_PRESET_CRC16_DDS110,
CRC_PRESET_CRC16_DECT_R,
CRC_PRESET_CRC16_DECT_X,
CRC_PRESET_CRC16_DNP,
CRC_PRESET_CRC16_EN13757,
CRC_PRESET_CRC16_GENIBUS,
CRC_PRESET_CRC16_MAXIM,
CRC_PRESET_CRC16_MCRF4XX,
CRC_PRESET_CRC16_RIELLO,
CRC_PRESET_CRC16_T10_DIF,
CRC_PRESET_CRC16_TELEDISK,
CRC_PRESET_CRC16_TMS37157,
CRC_PRESET_CRCA,
CRC_PRESET_CRC16_KERMIT,
CRC_PRESET_CRC16_MODBUS,
CRC_PRESET_CRC16_X25,
CRC_PRESET_CRC16_XMODEM,
#endif /* #if R_HAVE_CRC16_EXTRA */
#if R_HAVE_CRC24
CRC_PRESET_24,
#endif /* #if R_HAVE_CRC24 */
CRC_PRESET_32,
CRC_PRESET_32_ECMA_267,
CRC_PRESET_32C,
#if R_HAVE_CRC32_EXTRA
CRC_PRESET_CRC32_BZIP2,
CRC_PRESET_CRC32D,
CRC_PRESET_CRC32_MPEG2,
CRC_PRESET_CRC32_POSIX,
CRC_PRESET_CRC32Q,
CRC_PRESET_CRC32_JAMCRC,
CRC_PRESET_CRC32_XFER,
#endif /* #if R_HAVE_CRC32_EXTRA */
#if R_HAVE_CRC64
CRC_PRESET_CRC64,
#endif /* R_HAVE_CRC64 */
#if R_HAVE_CRC64_EXTRA
CRC_PRESET_CRC64_ECMA182,
CRC_PRESET_CRC64_WE,
CRC_PRESET_CRC64_XZ,
CRC_PRESET_CRC64_ISO,
#endif /* #if R_HAVE_CRC64_EXTRA */
CRC_PRESET_SIZE
};
/* Fix names conflict with ruby bindings */
#define RHash struct r_hash_t
struct r_hash_t {
R_MD5_CTX md5;
R_SHA_CTX sha1;
R_SHA256_CTX sha256;
R_SHA384_CTX sha384;
R_SHA512_CTX sha512;
bool rst;
double entropy;
ut8 R_ALIGNED(8) digest[128];
};
typedef struct r_hash_seed_t {
int prefix;
ut8 *buf;
int len;
} RHashSeed;
#define R_HASH_SIZE_SSDEEP 128
#define R_HASH_SIZE_CRC8_SMBUS 1
#if R_HAVE_CRC8_EXTRA
#define R_HASH_SIZE_CRC8_CDMA2000 1
#define R_HASH_SIZE_CRC8_DARC 1
#define R_HASH_SIZE_CRC8_DVB_S2 1
#define R_HASH_SIZE_CRC8_EBU 1
#define R_HASH_SIZE_CRC8_ICODE 1
#define R_HASH_SIZE_CRC8_ITU 1
#define R_HASH_SIZE_CRC8_MAXIM 1
#define R_HASH_SIZE_CRC8_ROHC 1
#define R_HASH_SIZE_CRC8_WCDMA 1
#endif /* #if R_HAVE_CRC8_EXTRA */
#if R_HAVE_CRC15_EXTRA
#define R_HASH_SIZE_CRC15_CAN 2
#endif /* #if R_HAVE_CRC15_EXTRA */
#define R_HASH_SIZE_CRC16 2
#define R_HASH_SIZE_CRC16_HDLC 2
#define R_HASH_SIZE_CRC16_USB 2
#define R_HASH_SIZE_CRC16_CITT 2
#if R_HAVE_CRC16_EXTRA
#define R_HASH_SIZE_CRC16_AUG_CCITT 2
#define R_HASH_SIZE_CRC16_BUYPASS 2
#define R_HASH_SIZE_CRC16_CDMA2000 2
#define R_HASH_SIZE_CRC16_DDS110 2
#define R_HASH_SIZE_CRC16_DECT_R 2
#define R_HASH_SIZE_CRC16_DECT_X 2
#define R_HASH_SIZE_CRC16_DNP 2
#define R_HASH_SIZE_CRC16_EN13757 2
#define R_HASH_SIZE_CRC16_GENIBUS 2
#define R_HASH_SIZE_CRC16_MAXIM 2
#define R_HASH_SIZE_CRC16_MCRF4XX 2
#define R_HASH_SIZE_CRC16_RIELLO 2
#define R_HASH_SIZE_CRC16_T10_DIF 2
#define R_HASH_SIZE_CRC16_TELEDISK 2
#define R_HASH_SIZE_CRC16_TMS37157 2
#define R_HASH_SIZE_CRCA 2
#define R_HASH_SIZE_CRC16_KERMIT 2
#define R_HASH_SIZE_CRC16_MODBUS 2
#define R_HASH_SIZE_CRC16_X25 2
#define R_HASH_SIZE_CRC16_XMODEM 2
#endif /* #if R_HAVE_CRC16_EXTRA */
#define R_HASH_SIZE_SIP 8
#if R_HAVE_CRC24
#define R_HASH_SIZE_CRC24 3
#endif /* #if R_HAVE_CRC24 */
#define R_HASH_SIZE_CRC32 4
#define R_HASH_SIZE_CRC32C 4
#define R_HASH_SIZE_CRC32_ECMA_267 4
#if R_HAVE_CRC32_EXTRA
#define R_HASH_SIZE_CRC32_BZIP2 4
#define R_HASH_SIZE_CRC32D 4
#define R_HASH_SIZE_CRC32_MPEG2 4
#define R_HASH_SIZE_CRC32_POSIX 4
#define R_HASH_SIZE_CRC32Q 4
#define R_HASH_SIZE_CRC32_JAMCRC 4
#define R_HASH_SIZE_CRC32_XFER 4
#endif /* #if R_HAVE_CRC32_EXTRA */
#if R_HAVE_CRC64
#define R_HASH_SIZE_CRC64 8
#endif /* #if R_HAVE_CRC64 */
#if R_HAVE_CRC64_EXTRA
#define R_HASH_SIZE_CRC64_ECMA182 8
#define R_HASH_SIZE_CRC64_WE 8
#define R_HASH_SIZE_CRC64_XZ 8
#define R_HASH_SIZE_CRC64_ISO 8
#endif /* #if R_HAVE_CRC64_EXTRA */
#define R_HASH_SIZE_XXHASH 4
#define R_HASH_SIZE_MD4 16
#define R_HASH_SIZE_MD5 16
#define R_HASH_SIZE_SHA1 20
#define R_HASH_SIZE_SHA256 32
#define R_HASH_SIZE_SHA384 48
#define R_HASH_SIZE_SHA512 64
#define R_HASH_SIZE_ADLER32 4
/* entropy is double !! size 0 for test in r_hash_to_string */
#define R_HASH_SIZE_ENTROPY 0
#define R_HASH_SIZE_PCPRINT 1
#define R_HASH_SIZE_MOD255 1
#define R_HASH_SIZE_PARITY 1
#define R_HASH_SIZE_XOR 1
#define R_HASH_SIZE_XORPAIR 2
#define R_HASH_SIZE_HAMDIST 1
#define R_HASH_SIZE_LUHN 1
#define R_HASH_SIZE_FLETCHER8 1
#define R_HASH_SIZE_FLETCHER16 2
#define R_HASH_SIZE_FLETCHER32 4
#define R_HASH_SIZE_FLETCHER64 8
#define R_HASH_NBITS (8*sizeof (ut64))
enum HASH_INDICES {
R_HASH_IDX_MD5 = 0,
R_HASH_IDX_SHA1,
R_HASH_IDX_SHA256,
R_HASH_IDX_SHA384,
R_HASH_IDX_SHA512,
R_HASH_IDX_MD4,
R_HASH_IDX_XOR,
R_HASH_IDX_XORPAIR,
R_HASH_IDX_PARITY,
R_HASH_IDX_ENTROPY,
R_HASH_IDX_HAMDIST,
R_HASH_IDX_PCPRINT,
R_HASH_IDX_MOD255,
R_HASH_IDX_XXHASH,
R_HASH_IDX_ADLER32,
R_HASH_IDX_BASE64,
R_HASH_IDX_BASE91,
R_HASH_IDX_PUNYCODE,
R_HASH_IDX_LUHN,
R_HASH_IDX_SSDEEP,
R_HASH_IDX_CRC8_SMBUS,
#if R_HAVE_CRC8_EXTRA
R_HASH_IDX_CRC8_CDMA2000,
R_HASH_IDX_CRC8_DARC,
R_HASH_IDX_CRC8_DVB_S2,
R_HASH_IDX_CRC8_EBU,
R_HASH_IDX_CRC8_ICODE,
R_HASH_IDX_CRC8_ITU,
R_HASH_IDX_CRC8_MAXIM,
R_HASH_IDX_CRC8_ROHC,
R_HASH_IDX_CRC8_WCDMA,
#endif /* #if R_HAVE_CRC8_EXTRA */
#if R_HAVE_CRC15_EXTRA
R_HASH_IDX_CRC15_CAN,
#endif /* #if R_HAVE_CRC15_EXTRA */
R_HASH_IDX_CRC16,
R_HASH_IDX_CRC16_HDLC,
R_HASH_IDX_CRC16_USB,
R_HASH_IDX_CRC16_CITT,
#if R_HAVE_CRC16_EXTRA
R_HASH_IDX_CRC16_AUG_CCITT,
R_HASH_IDX_CRC16_BUYPASS,
R_HASH_IDX_CRC16_CDMA2000,
R_HASH_IDX_CRC16_DDS110,
R_HASH_IDX_CRC16_DECT_R,
R_HASH_IDX_CRC16_DECT_X,
R_HASH_IDX_CRC16_DNP,
R_HASH_IDX_CRC16_EN13757,
R_HASH_IDX_CRC16_GENIBUS,
R_HASH_IDX_CRC16_MAXIM,
R_HASH_IDX_CRC16_MCRF4XX,
R_HASH_IDX_CRC16_RIELLO,
R_HASH_IDX_CRC16_T10_DIF,
R_HASH_IDX_CRC16_TELEDISK,
R_HASH_IDX_CRC16_TMS37157,
R_HASH_IDX_CRCA,
R_HASH_IDX_CRC16_KERMIT,
R_HASH_IDX_CRC16_MODBUS,
R_HASH_IDX_CRC16_X25,
R_HASH_IDX_CRC16_XMODEM,
#endif /* #if R_HAVE_CRC16_EXTRA */
#if R_HAVE_CRC24
R_HASH_IDX_CRC24,
#endif /* #if R_HAVE_CRC24 */
R_HASH_IDX_CRC32,
R_HASH_IDX_CRC32C,
R_HASH_IDX_CRC32_ECMA_267,
#if R_HAVE_CRC32_EXTRA
R_HASH_IDX_CRC32_BZIP2,
R_HASH_IDX_CRC32D,
R_HASH_IDX_CRC32_MPEG2,
R_HASH_IDX_CRC32_POSIX,
R_HASH_IDX_CRC32Q,
R_HASH_IDX_CRC32_JAMCRC,
R_HASH_IDX_CRC32_XFER,
#endif /* #if R_HAVE_CRC32_EXTRA */
#if R_HAVE_CRC64
R_HASH_IDX_CRC64,
#endif /* #if R_HAVE_CRC64 */
#if R_HAVE_CRC64_EXTRA
R_HASH_IDX_CRC64_ECMA182,
R_HASH_IDX_CRC64_WE,
R_HASH_IDX_CRC64_XZ,
R_HASH_IDX_CRC64_ISO,
#endif /* #if R_HAVE_CRC64_EXTRA */
R_HASH_IDX_FLETCHER8,
R_HASH_IDX_FLETCHER16,
R_HASH_IDX_FLETCHER32,
R_HASH_IDX_FLETCHER64,
R_HASH_IDX_SIP,
R_HASH_NUM_INDICES
};
#define R_HASH_NONE 0
#define R_HASH_MD5 (1ULL << R_HASH_IDX_MD5)
#define R_HASH_SHA1 (1ULL << R_HASH_IDX_SHA1)
#define R_HASH_SHA256 (1ULL << R_HASH_IDX_SHA256)
#define R_HASH_SHA384 (1ULL << R_HASH_IDX_SHA384)
#define R_HASH_SHA512 (1ULL << R_HASH_IDX_SHA512)
#define R_HASH_MD4 (1ULL << R_HASH_IDX_MD4)
#define R_HASH_XOR (1ULL << R_HASH_IDX_XOR)
#define R_HASH_XORPAIR (1ULL << R_HASH_IDX_XORPAIR)
#define R_HASH_PARITY (1ULL << R_HASH_IDX_PARITY)
#define R_HASH_ENTROPY (1ULL << R_HASH_IDX_ENTROPY)
#define R_HASH_HAMDIST (1ULL << R_HASH_IDX_HAMDIST)
#define R_HASH_PCPRINT (1ULL << R_HASH_IDX_PCPRINT)
#define R_HASH_MOD255 (1ULL << R_HASH_IDX_MOD255)
#define R_HASH_XXHASH (1ULL << R_HASH_IDX_XXHASH)
#define R_HASH_ADLER32 (1ULL << R_HASH_IDX_ADLER32)
#define R_HASH_BASE64 (1ULL << R_HASH_IDX_BASE64)
#define R_HASH_BASE91 (1ULL << R_HASH_IDX_BASE91)
#define R_HASH_PUNYCODE (1ULL << R_HASH_IDX_PUNYCODE)
#define R_HASH_LUHN (1ULL << R_HASH_IDX_LUHN)
#define R_HASH_SSDEEP (1ULL << R_HASH_IDX_SSDEEP)
#define R_HASH_FLETCHER8 (1ULL << R_HASH_IDX_FLETCHER8)
#define R_HASH_FLETCHER16 (1ULL << R_HASH_IDX_FLETCHER16)
#define R_HASH_FLETCHER32 (1ULL << R_HASH_IDX_FLETCHER32)
#define R_HASH_FLETCHER64 (1ULL << R_HASH_IDX_FLETCHER64)
#define R_HASH_CRC8_SMBUS (1ULL << R_HASH_IDX_CRC8_SMBUS)
#if R_HAVE_CRC8_EXTRA
#define R_HASH_CRC8_CDMA2000 (1ULL << R_HASH_IDX_CRC8_CDMA2000)
#define R_HASH_CRC8_DARC (1ULL << R_HASH_IDX_CRC8_DARC)
#define R_HASH_CRC8_DVB_S2 (1ULL << R_HASH_IDX_CRC8_DVB_S2)
#define R_HASH_CRC8_EBU (1ULL << R_HASH_IDX_CRC8_EBU)
#define R_HASH_CRC8_ICODE (1ULL << R_HASH_IDX_CRC8_ICODE)
#define R_HASH_CRC8_ITU (1ULL << R_HASH_IDX_CRC8_ITU)
#define R_HASH_CRC8_MAXIM (1ULL << R_HASH_IDX_CRC8_MAXIM)
#define R_HASH_CRC8_ROHC (1ULL << R_HASH_IDX_CRC8_ROHC)
#define R_HASH_CRC8_WCDMA (1ULL << R_HASH_IDX_CRC8_WCDMA)
#endif /* #if R_HAVE_CRC8_EXTRA */
#if R_HAVE_CRC15_EXTRA
#define R_HASH_CRC15_CAN (1ULL << R_HASH_IDX_CRC15_CAN)
#endif /* #if R_HAVE_CRC15_EXTRA */
#define R_HASH_CRC16 (1ULL << R_HASH_IDX_CRC16)
#define R_HASH_CRC16_HDLC (1ULL << R_HASH_IDX_CRC16_HDLC)
#define R_HASH_CRC16_USB (1ULL << R_HASH_IDX_CRC16_USB)
#define R_HASH_CRC16_CITT (1ULL << R_HASH_IDX_CRC16_CITT)
#if R_HAVE_CRC16_EXTRA
#define R_HASH_CRC16_AUG_CCITT (1ULL << R_HASH_IDX_CRC16_AUG_CCITT)
#define R_HASH_CRC16_BUYPASS (1ULL << R_HASH_IDX_CRC16_BUYPASS)
#define R_HASH_CRC16_CDMA2000 (1ULL << R_HASH_IDX_CRC16_CDMA2000)
#define R_HASH_CRC16_DDS110 (1ULL << R_HASH_IDX_CRC16_DDS110)
#define R_HASH_CRC16_DECT_R (1ULL << R_HASH_IDX_CRC16_DECT_R)
#define R_HASH_CRC16_DECT_X (1ULL << R_HASH_IDX_CRC16_DECT_X)
#define R_HASH_CRC16_DNP (1ULL << R_HASH_IDX_CRC16_DNP)
#define R_HASH_CRC16_EN13757 (1ULL << R_HASH_IDX_CRC16_EN13757)
#define R_HASH_CRC16_GENIBUS (1ULL << R_HASH_IDX_CRC16_GENIBUS)
#define R_HASH_CRC16_MAXIM (1ULL << R_HASH_IDX_CRC16_MAXIM)
#define R_HASH_CRC16_MCRF4XX (1ULL << R_HASH_IDX_CRC16_MCRF4XX)
#define R_HASH_CRC16_RIELLO (1ULL << R_HASH_IDX_CRC16_RIELLO)
#define R_HASH_CRC16_T10_DIF (1ULL << R_HASH_IDX_CRC16_T10_DIF)
#define R_HASH_CRC16_TELEDISK (1ULL << R_HASH_IDX_CRC16_TELEDISK)
#define R_HASH_CRC16_TMS37157 (1ULL << R_HASH_IDX_CRC16_TMS37157)
#define R_HASH_CRCA (1ULL << R_HASH_IDX_CRCA)
#define R_HASH_CRC16_KERMIT (1ULL << R_HASH_IDX_CRC16_KERMIT)
#define R_HASH_CRC16_MODBUS (1ULL << R_HASH_IDX_CRC16_MODBUS)
#define R_HASH_CRC16_X25 (1ULL << R_HASH_IDX_CRC16_X25)
#define R_HASH_CRC16_XMODEM (1ULL << R_HASH_IDX_CRC16_XMODEM)
#endif /* #if R_HAVE_CRC16_EXTRA */
#if R_HAVE_CRC24
#define R_HASH_CRC24 (1ULL << R_HASH_IDX_CRC24)
#endif /* #if R_HAVE_CRC24 */
#define R_HASH_CRC32 (1ULL << R_HASH_IDX_CRC32)
#define R_HASH_CRC32C (1ULL << R_HASH_IDX_CRC32C)
#define R_HASH_CRC32_ECMA_267 (1ULL << R_HASH_IDX_CRC32_ECMA_267)
#if R_HAVE_CRC32_EXTRA
#define R_HASH_CRC32_BZIP2 (1ULL << R_HASH_IDX_CRC32_BZIP2)
#define R_HASH_CRC32D (1ULL << R_HASH_IDX_CRC32D)
#define R_HASH_CRC32_MPEG2 (1ULL << R_HASH_IDX_CRC32_MPEG2)
#define R_HASH_CRC32_POSIX (1ULL << R_HASH_IDX_CRC32_POSIX)
#define R_HASH_CRC32Q (1ULL << R_HASH_IDX_CRC32Q)
#define R_HASH_CRC32_JAMCRC (1ULL << R_HASH_IDX_CRC32_JAMCRC)
#define R_HASH_CRC32_XFER (1ULL << R_HASH_IDX_CRC32_XFER)
#endif /* #if R_HAVE_CRC32_EXTRA */
#if R_HAVE_CRC64
#define R_HASH_CRC64 (1ULL << R_HASH_IDX_CRC64)
#endif /* #if R_HAVE_CRC64 */
#if R_HAVE_CRC64_EXTRA
#define R_HASH_CRC64_ECMA182 (1ULL << R_HASH_IDX_CRC64_ECMA182)
#define R_HASH_CRC64_WE (1ULL << R_HASH_IDX_CRC64_WE)
#define R_HASH_CRC64_XZ (1ULL << R_HASH_IDX_CRC64_XZ)
#define R_HASH_CRC64_ISO (1ULL << R_HASH_IDX_CRC64_ISO)
#endif /* #if R_HAVE_CRC64 */
#define R_HASH_SIP (1ULL << R_HASH_IDX_SIP)
#define R_HASH_ALL ((1ULL << R_MIN(63, R_HASH_NUM_INDICES))-1)
#ifdef R_API
/* OO */
R_API RHash *r_hash_new(bool rst, ut64 flags);
R_API void r_hash_free(RHash *ctx);
/* methods */
R_API ut8 *r_hash_do_sip(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_md4(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_ssdeep(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_md5(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_sha1(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_sha256(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_sha384(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_sha512(RHash *ctx, const ut8 *input, int len);
R_API ut8 *r_hash_do_hmac_sha256(RHash *ctx, const ut8 *input, int len, const ut8 *key, int klen);
R_API char *r_hash_to_string(RHash *ctx, const char *name, const ut8 *data, int len);
/* static methods */
R_API const char *r_hash_name(ut64 bit);
R_API ut64 r_hash_name_to_bits(const char *name);
R_API int r_hash_size(ut64 bit);
R_API int r_hash_calculate(RHash *ctx, ut64 algobit, const ut8 *input, int len);
/* checksums */
/* XXX : crc16 should use 0 as arg0 by default */
/* static methods */
R_API ut8 r_hash_deviation(const ut8 *b, ut64 len);
R_API ut32 r_hash_adler32(const ut8 *buf, int len);
R_API ut32 r_hash_xxhash(const ut8 *buf, ut64 len);
R_API ut8 r_hash_xor(const ut8 *b, ut64 len);
R_API ut16 r_hash_xorpair(const ut8 *a, ut64 len);
R_API int r_hash_parity(const ut8 *buf, ut64 len);
R_API ut8 r_hash_mod255(const ut8 *b, ut64 len);
R_API ut64 r_hash_luhn(const ut8 *buf, ut64 len);
R_API char *r_hash_ssdeep(const ut8 *buf, size_t len);
R_API utcrc r_hash_crc_preset(const ut8 *data, ut32 size, enum CRC_PRESETS preset);
R_API ut64 r_hash_sip(const ut8* buf, ut64 len);
/* analysis */
R_API ut8 r_hash_hamdist(const ut8 *buf, int len);
R_API double r_hash_entropy(const ut8 *data, ut64 len);
R_API double r_hash_entropy_fraction(const ut8 *data, ut64 len);
R_API int r_hash_pcprint(const ut8 *buffer, ut64 len);
/* lifecycle */
R_API void r_hash_do_begin(RHash *ctx, ut64 flags);
R_API void r_hash_do_end(RHash *ctx, ut64 flags);
R_API void r_hash_do_spice(RHash *ctx, ut64 algo, int loops, RHashSeed *seed);
#endif
#ifdef __cplusplus
}
#endif
#endif
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