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SHA3

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This commit is contained in:
Karel Miko
2017-03-22 21:22:00 +01:00
parent 1b81848576
commit c6a0362c88
19 changed files with 2933 additions and 54 deletions
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src/headers/tomcrypt_custom.h
+2
View File
@@ -74,6 +74,7 @@
#define LTC_NO_HASHES
#define LTC_SHA1
#define LTC_SHA3
#define LTC_SHA512
#define LTC_SHA384
#define LTC_SHA256
@@ -223,6 +224,7 @@
#define LTC_CHC_HASH
#define LTC_WHIRLPOOL
#define LTC_SHA3
#define LTC_SHA512
#define LTC_SHA512_256
#define LTC_SHA512_224
src/headers/tomcrypt_hash.h
+38
View File
@@ -1,4 +1,15 @@
/* ---- HASH FUNCTIONS ---- */
#ifdef LTC_SHA3
struct sha3_state {
ulong64 saved; /* the portion of the input message that we didn't consume yet */
union { ulong64 s[25]; unsigned char sb[25 * 8]; };
unsigned short byte_index; /* 0..7--the next byte after the set one (starts from 0; 0--none are buffered) */
unsigned short word_index; /* 0..24--the next word to integrate input (starts from 0) */
unsigned short capacity_words; /* the double size of the hash output in words (e.g. 16 for Keccak 512) */
unsigned short xof_flag;
};
#endif
#ifdef LTC_SHA512
struct sha512_state {
ulong64 length, state[8];
@@ -110,6 +121,9 @@ typedef union Hash_state {
#ifdef LTC_WHIRLPOOL
struct whirlpool_state whirlpool;
#endif
#ifdef LTC_SHA3
struct sha3_state sha3;
#endif
#ifdef LTC_SHA512
struct sha512_state sha512;
#endif
@@ -208,6 +222,30 @@ int whirlpool_test(void);
extern const struct ltc_hash_descriptor whirlpool_desc;
#endif
#ifdef LTC_SHA3
int sha3_512_init(hash_state * md);
int sha3_512_test(void);
extern const struct ltc_hash_descriptor sha3_512_desc;
int sha3_384_init(hash_state * md);
int sha3_384_test(void);
extern const struct ltc_hash_descriptor sha3_384_desc;
int sha3_256_init(hash_state * md);
int sha3_256_test(void);
extern const struct ltc_hash_descriptor sha3_256_desc;
int sha3_224_init(hash_state * md);
int sha3_224_test(void);
extern const struct ltc_hash_descriptor sha3_224_desc;
/* process + done are the same for all variants */
int sha3_process(hash_state * md, const unsigned char *in, unsigned long inlen);
int sha3_done(hash_state *md, unsigned char *hash);
/* SHAKE128 + SHAKE256 */
int sha3_shake_init(hash_state *md, int num);
#define sha3_shake_process(a,b,c) sha3_process(a,b,c)
int sha3_shake_done(hash_state *md, unsigned char *out, unsigned long outlen);
int sha3_shake_test(void);
int sha3_shake_memory(int num, const unsigned char *in, unsigned long inlen, unsigned char *out, unsigned long *outlen);
#endif
#ifdef LTC_SHA512
int sha512_init(hash_state * md);
int sha512_process(hash_state * md, const unsigned char *in, unsigned long inlen);