From 40527ef47ff50e1b6ba58b40c14b4539f747e4a2 Mon Sep 17 00:00:00 2001 From: Jeffrey Walton Date: Sat, 27 Jun 2020 19:10:58 -0400 Subject: Add BLAKE2b POWER8 implementation --- ppc/blake2-config.h | 38 +++++ ppc/blake2-impl.h | 244 +++++++++++++++++++++++++++ ppc/blake2.h | 191 +++++++++++++++++++++ ppc/blake2b-load-pwr8.h | 316 +++++++++++++++++++++++++++++++++++ ppc/blake2b-round.h | 108 ++++++++++++ ppc/blake2b.c | 430 ++++++++++++++++++++++++++++++++++++++++++++++++ ppc/blake2bp.c | 359 ++++++++++++++++++++++++++++++++++++++++ ppc/blake2s.c | 367 +++++++++++++++++++++++++++++++++++++++++ ppc/blake2sp.c | 359 ++++++++++++++++++++++++++++++++++++++++ ppc/blake2xb.c | 241 +++++++++++++++++++++++++++ ppc/blake2xs.c | 239 +++++++++++++++++++++++++++ ppc/genkat-c.c | 139 ++++++++++++++++ ppc/genkat-json.c | 154 +++++++++++++++++ ppc/makefile | 53 ++++++ 14 files changed, 3238 insertions(+) create mode 100644 ppc/blake2-config.h create mode 100644 ppc/blake2-impl.h create mode 100644 ppc/blake2.h create mode 100644 ppc/blake2b-load-pwr8.h create mode 100644 ppc/blake2b-round.h create mode 100644 ppc/blake2b.c create mode 100644 ppc/blake2bp.c create mode 100644 ppc/blake2s.c create mode 100644 ppc/blake2sp.c create mode 100644 ppc/blake2xb.c create mode 100644 ppc/blake2xs.c create mode 100644 ppc/genkat-c.c create mode 100644 ppc/genkat-json.c create mode 100644 ppc/makefile diff --git a/ppc/blake2-config.h b/ppc/blake2-config.h new file mode 100644 index 0000000..7fe3a65 --- /dev/null +++ b/ppc/blake2-config.h @@ -0,0 +1,38 @@ +/* + BLAKE2 reference source code package - optimized C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ +#ifndef BLAKE2_CONFIG_H +#define BLAKE2_CONFIG_H + +#if !defined(__ALTIVEC__) +# error "This code requires at least Altivec." +#endif + +#if !defined(_ARCH_PWR8) +# error "This code requires at least POWER8." +#endif + +/* https://gcc.gnu.org/onlinedocs/cpp/Common-Predefined-Macros.html */ + +#if (defined(__GNUC__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) || \ + ((defined(__xlc__) || defined(__xlC__)) && defined(__LITTLE_ENDIAN__)) +# define NATIVE_LITTLE_ENDIAN 1 +#endif + +#if (defined(__GNUC__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) || \ + ((defined(__xlc__) || defined(__xlC__)) && defined(__BIG_ENDIAN__)) +# define NATIVE_BIG_ENDIAN 1 +#endif + +#endif diff --git a/ppc/blake2-impl.h b/ppc/blake2-impl.h new file mode 100644 index 0000000..75b16b5 --- /dev/null +++ b/ppc/blake2-impl.h @@ -0,0 +1,244 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ +#ifndef BLAKE2_IMPL_H +#define BLAKE2_IMPL_H + +#include +#include +#include + +#include "blake2-config.h" + +#if !defined(__cplusplus) && (!defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L) + #if defined(__GNUC__) + #define BLAKE2_INLINE __inline__ + #else + #define BLAKE2_INLINE + #endif +#else + #define BLAKE2_INLINE inline +#endif + +#if defined(__ALTIVEC__) +# include +# undef vector +# undef pixel +# undef bool +#endif + +/* The PowerPC ABI says loads are non-const. Ugh... */ +#ifndef CONST_V8_CAST +#define CONST_V8_CAST(x) ((unsigned char*)(x)) +#endif +#ifndef CONST_V32_CAST +#define CONST_V32_CAST(x) ((unsigned int*)(x)) +#endif +#ifndef NCONST_V8_CAST +#define NCONST_V8_CAST(x) ((unsigned char*)(x)) +#endif +#ifndef NCONST_V32_CAST +#define NCONST_V32_CAST(x) ((unsigned int*)(x)) +#endif + +#ifndef BLAKE2_UNUSED +#define BLAKE2_UNUSED(x) ((void)(x)) +#endif + +#if defined(__ALTIVEC__) +typedef __vector unsigned char uint8x16_p; +typedef __vector unsigned int uint32x4_p; +#if defined(__VSX__) || defined(_ARCH_PWR8) +typedef __vector unsigned long long uint64x2_p; +#endif +#endif + +static BLAKE2_INLINE uint32_t load32( const void *src ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + uint32_t w; + memcpy(&w, src, sizeof w); + return w; +#else + const uint8_t *p = ( const uint8_t * )src; + return (( uint32_t )( p[0] ) << 0) | + (( uint32_t )( p[1] ) << 8) | + (( uint32_t )( p[2] ) << 16) | + (( uint32_t )( p[3] ) << 24) ; +#endif +} + +static BLAKE2_INLINE uint64_t load64( const void *src ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + uint64_t w; + memcpy(&w, src, sizeof w); + return w; +#else + const uint8_t *p = ( const uint8_t * )src; + return (( uint64_t )( p[0] ) << 0) | + (( uint64_t )( p[1] ) << 8) | + (( uint64_t )( p[2] ) << 16) | + (( uint64_t )( p[3] ) << 24) | + (( uint64_t )( p[4] ) << 32) | + (( uint64_t )( p[5] ) << 40) | + (( uint64_t )( p[6] ) << 48) | + (( uint64_t )( p[7] ) << 56) ; +#endif +} + +static BLAKE2_INLINE uint16_t load16( const void *src ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + uint16_t w; + memcpy(&w, src, sizeof w); + return w; +#else + const uint8_t *p = ( const uint8_t * )src; + return ( uint16_t )((( uint32_t )( p[0] ) << 0) | + (( uint32_t )( p[1] ) << 8)); +#endif +} + +static BLAKE2_INLINE void store16( void *dst, uint16_t w ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + memcpy(dst, &w, sizeof w); +#else + uint8_t *p = ( uint8_t * )dst; + *p++ = ( uint8_t )w; w >>= 8; + *p++ = ( uint8_t )w; +#endif +} + +static BLAKE2_INLINE void store32( void *dst, uint32_t w ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + memcpy(dst, &w, sizeof w); +#else + uint8_t *p = ( uint8_t * )dst; + p[0] = (uint8_t)(w >> 0); + p[1] = (uint8_t)(w >> 8); + p[2] = (uint8_t)(w >> 16); + p[3] = (uint8_t)(w >> 24); +#endif +} + +static BLAKE2_INLINE void store64( void *dst, uint64_t w ) +{ +#if defined(NATIVE_LITTLE_ENDIAN) + memcpy(dst, &w, sizeof w); +#else + uint8_t *p = ( uint8_t * )dst; + p[0] = (uint8_t)(w >> 0); + p[1] = (uint8_t)(w >> 8); + p[2] = (uint8_t)(w >> 16); + p[3] = (uint8_t)(w >> 24); + p[4] = (uint8_t)(w >> 32); + p[5] = (uint8_t)(w >> 40); + p[6] = (uint8_t)(w >> 48); + p[7] = (uint8_t)(w >> 56); +#endif +} + +static BLAKE2_INLINE uint64_t load48( const void *src ) +{ + const uint8_t *p = ( const uint8_t * )src; + return (( uint64_t )( p[0] ) << 0) | + (( uint64_t )( p[1] ) << 8) | + (( uint64_t )( p[2] ) << 16) | + (( uint64_t )( p[3] ) << 24) | + (( uint64_t )( p[4] ) << 32) | + (( uint64_t )( p[5] ) << 40) ; +} + +static BLAKE2_INLINE void store48( void *dst, uint64_t w ) +{ + uint8_t *p = ( uint8_t * )dst; + p[0] = (uint8_t)(w >> 0); + p[1] = (uint8_t)(w >> 8); + p[2] = (uint8_t)(w >> 16); + p[3] = (uint8_t)(w >> 24); + p[4] = (uint8_t)(w >> 32); + p[5] = (uint8_t)(w >> 40); +} + +static BLAKE2_INLINE uint32_t rotr32( const uint32_t w, const unsigned c ) +{ + return ( w >> c ) | ( w << ( 32 - c ) ); +} + +static BLAKE2_INLINE uint64_t rotr64( const uint64_t w, const unsigned c ) +{ + return ( w >> c ) | ( w << ( 64 - c ) ); +} + +/* prevents compiler optimizing out memset() */ +static BLAKE2_INLINE void secure_zero_memory(void *v, size_t n) +{ + static void *(*const volatile memset_v)(void *, int, size_t) = &memset; + memset_v(v, 0, n); +} + +static BLAKE2_INLINE uint64x2_p vec_load64( const void *src ) +{ +#if defined(_ARCH_PWR9) + assert((uintptr_t)src % 2 == 0); + return (uint64x2_p) vec_xl(0, CONST_V8_CAST(src)) +#elif defined(__VSX__) || defined(_ARCH_PWR8) + assert((uintptr_t)src % 4 == 0); + return (uint64x2_p) vec_xl(0, CONST_V32_CAST(src)); +#else + assert((uintptr_t)src % 16 == 0); + return (uint64x2_p) vec_ld(0, CONST_V8_CAST(src)); +#endif +} + +static BLAKE2_INLINE uint64x2_p vec_load64_le( const void *src, const uint8x16_p le_mask ) +{ +#if defined(NATIVE_BIG_ENDIAN) + const uint64x2_p v = vec_load64(src); + return vec_perm(v, v, le_mask); +#else + BLAKE2_UNUSED(le_mask); + return vec_load64(src); +#endif +} + +static BLAKE2_INLINE void vec_store64( void *dst, uint64x2_p w ) +{ +#if defined(_ARCH_PWR9) + assert((uintptr_t)dst % 2 == 0); + vec_xst((uint8x16_p)w, 0, NCONST_V8_CAST(dst)); +#elif defined(__VSX__) || defined(_ARCH_PWR8) + assert((uintptr_t)dst % 4 == 0); + vec_xst((uint32x4_p)w, 0, NCONST_V32_CAST(dst)); +#else + assert((uintptr_t)dst % 16 == 0); + vec_st(w, 0, NCONST_V32_CAST(dst)); +#endif +} + +static BLAKE2_INLINE void vec_store64_le( void *dst, uint64x2_p w, const uint8x16_p le_mask) +{ +#if defined(NATIVE_BIG_ENDIAN) + uint64x2_p v = vec_perm(w, w, le_mask); + vec_store64(dst, v); +#else + BLAKE2_UNUSED(le_mask); + vec_store64(dst, w); +#endif +} + +#endif diff --git a/ppc/blake2.h b/ppc/blake2.h new file mode 100644 index 0000000..53e37c4 --- /dev/null +++ b/ppc/blake2.h @@ -0,0 +1,191 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ +#ifndef BLAKE2_H +#define BLAKE2_H + +#include +#include + +#if defined(__cplusplus) +extern "C" { +#endif + + #define BLAKE2_PACKED(x) x __attribute__((packed)) + + enum blake2s_constant + { + BLAKE2S_BLOCKBYTES = 64, + BLAKE2S_OUTBYTES = 32, + BLAKE2S_KEYBYTES = 32, + BLAKE2S_SALTBYTES = 8, + BLAKE2S_PERSONALBYTES = 8 + }; + + enum blake2b_constant + { + BLAKE2B_BLOCKBYTES = 128, + BLAKE2B_OUTBYTES = 64, + BLAKE2B_KEYBYTES = 64, + BLAKE2B_SALTBYTES = 16, + BLAKE2B_PERSONALBYTES = 16 + }; + + typedef struct blake2s_state__ + { + uint32_t h[8]; + uint32_t t[2]; + uint32_t f[2]; + uint8_t buf[BLAKE2S_BLOCKBYTES]; + size_t buflen; + size_t outlen; + uint8_t last_node; + } blake2s_state; + + typedef struct blake2b_state__ + { + uint64_t h[8]; + uint64_t t[2]; + uint64_t f[2]; + uint8_t buf[BLAKE2B_BLOCKBYTES]; + size_t buflen; + size_t outlen; + uint8_t last_node; + } blake2b_state; + + typedef struct blake2sp_state__ + { + blake2s_state S[8][1]; + blake2s_state R[1]; + uint8_t buf[8 * BLAKE2S_BLOCKBYTES]; + size_t buflen; + size_t outlen; + } blake2sp_state; + + typedef struct blake2bp_state__ + { + blake2b_state S[4][1]; + blake2b_state R[1]; + uint8_t buf[4 * BLAKE2B_BLOCKBYTES]; + size_t buflen; + size_t outlen; + } blake2bp_state; + + + BLAKE2_PACKED(struct blake2s_param__ + { + uint8_t digest_length; /* 1 */ + uint8_t key_length; /* 2 */ + uint8_t fanout; /* 3 */ + uint8_t depth; /* 4 */ + uint32_t leaf_length; /* 8 */ + uint32_t node_offset; /* 12 */ + uint16_t xof_length; /* 14 */ + uint8_t node_depth; /* 15 */ + uint8_t inner_length; /* 16 */ + /* uint8_t reserved[0]; */ + uint8_t salt[BLAKE2S_SALTBYTES]; /* 24 */ + uint8_t personal[BLAKE2S_PERSONALBYTES]; /* 32 */ + }); + + typedef struct blake2s_param__ blake2s_param; + + BLAKE2_PACKED(struct blake2b_param__ + { + uint8_t digest_length; /* 1 */ + uint8_t key_length; /* 2 */ + uint8_t fanout; /* 3 */ + uint8_t depth; /* 4 */ + uint32_t leaf_length; /* 8 */ + uint32_t node_offset; /* 12 */ + uint32_t xof_length; /* 16 */ + uint8_t node_depth; /* 17 */ + uint8_t inner_length; /* 18 */ + uint8_t reserved[14]; /* 32 */ + uint8_t salt[BLAKE2B_SALTBYTES]; /* 48 */ + uint8_t personal[BLAKE2B_PERSONALBYTES]; /* 64 */ + }); + + typedef struct blake2b_param__ blake2b_param; + + typedef struct blake2xs_state__ + { + blake2s_state S[1]; + blake2s_param P[1]; + } blake2xs_state; + + typedef struct blake2xb_state__ + { + blake2b_state S[1]; + blake2b_param P[1]; + } blake2xb_state; + + /* Padded structs result in a compile-time error */ + enum { + BLAKE2_DUMMY_1 = 1/(sizeof(blake2s_param) == BLAKE2S_OUTBYTES), + BLAKE2_DUMMY_2 = 1/(sizeof(blake2b_param) == BLAKE2B_OUTBYTES) + }; + + /* Streaming API */ + int blake2s_init( blake2s_state *S, size_t outlen ); + int blake2s_init_key( blake2s_state *S, size_t outlen, const void *key, size_t keylen ); + int blake2s_init_param( blake2s_state *S, const blake2s_param *P ); + int blake2s_update( blake2s_state *S, const void *in, size_t inlen ); + int blake2s_final( blake2s_state *S, void *out, size_t outlen ); + + int blake2b_init( blake2b_state *S, size_t outlen ); + int blake2b_init_key( blake2b_state *S, size_t outlen, const void *key, size_t keylen ); + int blake2b_init_param( blake2b_state *S, const blake2b_param *P ); + int blake2b_update( blake2b_state *S, const void *in, size_t inlen ); + int blake2b_final( blake2b_state *S, void *out, size_t outlen ); + + int blake2sp_init( blake2sp_state *S, size_t outlen ); + int blake2sp_init_key( blake2sp_state *S, size_t outlen, const void *key, size_t keylen ); + int blake2sp_update( blake2sp_state *S, const void *in, size_t inlen ); + int blake2sp_final( blake2sp_state *S, void *out, size_t outlen ); + + int blake2bp_init( blake2bp_state *S, size_t outlen ); + int blake2bp_init_key( blake2bp_state *S, size_t outlen, const void *key, size_t keylen ); + int blake2bp_update( blake2bp_state *S, const void *in, size_t inlen ); + int blake2bp_final( blake2bp_state *S, void *out, size_t outlen ); + + /* Variable output length API */ + int blake2xs_init( blake2xs_state *S, const size_t outlen ); + int blake2xs_init_key( blake2xs_state *S, const size_t outlen, const void *key, size_t keylen ); + int blake2xs_update( blake2xs_state *S, const void *in, size_t inlen ); + int blake2xs_final(blake2xs_state *S, void *out, size_t outlen); + + int blake2xb_init( blake2xb_state *S, const size_t outlen ); + int blake2xb_init_key( blake2xb_state *S, const size_t outlen, const void *key, size_t keylen ); + int blake2xb_update( blake2xb_state *S, const void *in, size_t inlen ); + int blake2xb_final(blake2xb_state *S, void *out, size_t outlen); + + /* Simple API */ + int blake2s( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + int blake2b( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + + int blake2sp( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + int blake2bp( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + + int blake2xs( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + int blake2xb( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + + /* This is simply an alias for blake2b */ + int blake2( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ); + +#if defined(__cplusplus) +} +#endif + +#endif diff --git a/ppc/blake2b-load-pwr8.h b/ppc/blake2b-load-pwr8.h new file mode 100644 index 0000000..f1e0f02 --- /dev/null +++ b/ppc/blake2b-load-pwr8.h @@ -0,0 +1,316 @@ +/* + BLAKE2 reference source code package - optimized C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ +#ifndef BLAKE2B_LOAD_SSE2_H +#define BLAKE2B_LOAD_SSE2_H + +#define vec_merge_hi(a, b) vec_mergeh(a,b) +#define vec_merge_hi_lo(a, b) vec_mergeh(a,(uint64x2_p)vec_sld((uint8x16_p)b,(uint8x16_p)b,8)) +#define vec_merge_lo(a, b) vec_mergel(a,b) + +#if defined(NATIVE_BIG_ENDIAN) +# define vec_shl_8(a,b) (uint64x2_p)vec_sld((uint8x16_p)a, (uint8x16_p)b, 8); +#else +# define vec_shl_8(a,b) (uint64x2_p)vec_sld((uint8x16_p)b, (uint8x16_p)a, 16-8); +#endif + +#define LOAD_MSG_0_1(b0, b1) \ +do { \ + b0 = vec_merge_hi(m0, m1); \ + b1 = vec_merge_hi(m2, m3); \ +} while(0) + +#define LOAD_MSG_0_2(b0, b1) \ +do { \ + b0 = vec_merge_lo(m0, m1); \ + b1 = vec_merge_lo(m2, m3); \ +} while(0) + +#define LOAD_MSG_0_3(b0, b1) \ +do { \ + b0 = vec_merge_hi(m4, m5); \ + b1 = vec_merge_hi(m6, m7); \ +} while(0) + +#define LOAD_MSG_0_4(b0, b1) \ +do { \ + b0 = vec_merge_lo(m4, m5); \ + b1 = vec_merge_lo(m6, m7); \ +} while(0) + +#define LOAD_MSG_1_1(b0, b1) \ +do { \ + b0 = vec_merge_hi(m7, m2); \ + b1 = vec_merge_lo(m4, m6); \ +} while(0) + +#define LOAD_MSG_1_2(b0, b1) \ +do { \ + b0 = vec_merge_hi(m5, m4); \ + b1 = vec_shl_8(m7, m3); \ +} while(0) + +#define LOAD_MSG_1_3(b0, b1) \ +do { \ + b0 = vec_shl_8(m0, m0); \ + b1 = vec_merge_lo(m5, m2); \ +} while(0) + +#define LOAD_MSG_1_4(b0, b1) \ +do { \ + b0 = vec_merge_hi(m6, m1); \ + b1 = vec_merge_lo(m3, m1); \ +} while(0) + +#define LOAD_MSG_2_1(b0, b1) \ +do { \ + b0 = vec_shl_8(m5, m6); \ + b1 = vec_merge_lo(m2, m7); \ +} while(0) + +#define LOAD_MSG_2_2(b0, b1) \ +do { \ + b0 = vec_merge_hi(m4, m0); \ + b1 = vec_merge_hi_lo(m1, m6); \ +} while(0) + +#define LOAD_MSG_2_3(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m5, m1); \ + b1 = vec_merge_lo(m3, m4); \ +} while(0) + +#define LOAD_MSG_2_4(b0, b1) \ + do { \ + b0 = vec_merge_hi(m7, m3); \ + b1 = vec_shl_8(m0, m2); \ +} while(0) + +#define LOAD_MSG_3_1(b0, b1) \ + do { \ + b0 = vec_merge_lo(m3, m1); \ + b1 = vec_merge_lo(m6, m5); \ +} while(0) + +#define LOAD_MSG_3_2(b0, b1) \ + do { \ + b0 = vec_merge_lo(m4, m0); \ + b1 = vec_merge_hi(m6, m7); \ +} while(0) + +#define LOAD_MSG_3_3(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m1, m2); \ + b1 = vec_merge_hi_lo(m2, m7); \ +} while(0) + +#define LOAD_MSG_3_4(b0, b1) \ + do { \ + b0 = vec_merge_hi(m3, m5); \ + b1 = vec_merge_hi(m0, m4); \ +} while(0) + +#define LOAD_MSG_4_1(b0, b1) \ + do { \ + b0 = vec_merge_lo(m4, m2); \ + b1 = vec_merge_hi(m1, m5); \ +} while(0) + +#define LOAD_MSG_4_2(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m0, m3); \ + b1 = vec_merge_hi_lo(m2, m7); \ +} while(0) + +#define LOAD_MSG_4_3(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m7, m5); \ + b1 = vec_merge_hi_lo(m3, m1); \ +} while(0) + +#define LOAD_MSG_4_4(b0, b1) \ + do { \ + b0 = vec_shl_8(m0, m6); \ + b1 = vec_merge_hi_lo(m4, m6); \ +} while(0) + +#define LOAD_MSG_5_1(b0, b1) \ + do { \ + b0 = vec_merge_hi(m1, m3); \ + b1 = vec_merge_hi(m0, m4); \ +} while(0) + +#define LOAD_MSG_5_2(b0, b1) \ + do { \ + b0 = vec_merge_hi(m6, m5); \ + b1 = vec_merge_lo(m5, m1); \ +} while(0) + +#define LOAD_MSG_5_3(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m2, m3); \ + b1 = vec_merge_lo(m7, m0); \ +} while(0) + +#define LOAD_MSG_5_4(b0, b1) \ + do { \ + b0 = vec_merge_lo(m6, m2); \ + b1 = vec_merge_hi_lo(m7, m4); \ +} while(0) + +#define LOAD_MSG_6_1(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m6, m0); \ + b1 = vec_merge_hi(m7, m2); \ +} while(0) + +#define LOAD_MSG_6_2(b0, b1) \ + do { \ + b0 = vec_merge_lo(m2, m7); \ + b1 = vec_shl_8(m6, m5); \ +} while(0) + +#define LOAD_MSG_6_3(b0, b1) \ + do { \ + b0 = vec_merge_hi(m0, m3); \ + b1 = vec_shl_8(m4, m4); \ +} while(0) + +#define LOAD_MSG_6_4(b0, b1) \ + do { \ + b0 = vec_merge_lo(m3, m1); \ + b1 = vec_merge_hi_lo(m1, m5); \ +} while(0) + +#define LOAD_MSG_7_1(b0, b1) \ + do { \ + b0 = vec_merge_lo(m6, m3); \ + b1 = vec_merge_hi_lo(m6, m1); \ +} while(0) + +#define LOAD_MSG_7_2(b0, b1) \ + do { \ + b0 = vec_shl_8(m5, m7); \ + b1 = vec_merge_lo(m0, m4); \ +} while(0) + +#define LOAD_MSG_7_3(b0, b1) \ + do { \ + b0 = vec_merge_lo(m2, m7); \ + b1 = vec_merge_hi(m4, m1); \ +} while(0) + +#define LOAD_MSG_7_4(b0, b1) \ + do { \ + b0 = vec_merge_hi(m0, m2); \ + b1 = vec_merge_hi(m3, m5); \ +} while(0) + +#define LOAD_MSG_8_1(b0, b1) \ + do { \ + b0 = vec_merge_hi(m3, m7); \ + b1 = vec_shl_8(m5, m0); \ +} while(0) + +#define LOAD_MSG_8_2(b0, b1) \ + do { \ + b0 = vec_merge_lo(m7, m4); \ + b1 = vec_shl_8(m1, m4); \ +} while(0) + +#define LOAD_MSG_8_3(b0, b1) \ + do { \ + b0 = m6; \ + b1 = vec_shl_8(m0, m5); \ +} while(0) + +#define LOAD_MSG_8_4(b0, b1) \ + do { \ + b0 = vec_merge_hi_lo(m1, m3); \ + b1 = m2; \ +} while(0) + +#define LOAD_MSG_9_1(b0, b1) \ + do { \ + b0 = vec_merge_hi(m5, m4); \ + b1 = vec_merge_lo(m3, m0); \ +} while(0) + +#define LOAD_MSG_9_2(b0, b1) \ + do { \ + b0 = vec_merge_hi(m1, m2); \ + b1 = vec_merge_hi_lo(m3, m2); \ +} while(0) + +#define LOAD_MSG_9_3(b0, b1) \ + do { \ + b0 = vec_merge_lo(m7, m4); \ + b1 = vec_merge_lo(m1, m6); \ +} while(0) + +#define LOAD_MSG_9_4(b0, b1) \ + do { \ + b0 = vec_shl_8(m5, m7); \ + b1 = vec_merge_hi(m6, m0); \ +} while(0) + +#define LOAD_MSG_10_1(b0, b1) \ + do { \ + b0 = vec_merge_hi(m0, m1); \ + b1 = vec_merge_hi(m2, m3); \ +} while(0) + +#define LOAD_MSG_10_2(b0, b1) \ + do { \ + b0 = vec_merge_lo(m0, m1); \ + b1 = vec_merge_lo(m2, m3); \ +} while(0) + +#define LOAD_MSG_10_3(b0, b1) \ + do { \ + b0 = vec_merge_hi(m4, m5); \ + b1 = vec_merge_hi(m6, m7); \ +} while(0) + +#define LOAD_MSG_10_4(b0, b1) \ + do { \ + b0 = vec_merge_lo(m4, m5); \ + b1 = vec_merge_lo(m6, m7); \ +} while(0) + +#define LOAD_MSG_11_1(b0, b1) \ + do { \ + b0 = vec_merge_hi(m7, m2); \ + b1 = vec_merge_lo(m4, m6); \ +} while(0) + +#define LOAD_MSG_11_2(b0, b1) \ + do { \ + b0 = vec_merge_hi(m5, m4); \ + b1 = vec_shl_8(m7, m3); \ +} while(0) + +#define LOAD_MSG_11_3(b0, b1) \ + do { \ + b0 = vec_shl_8(m0, m0); \ + b1 = vec_merge_lo(m5, m2); \ +} while(0) + +#define LOAD_MSG_11_4(b0, b1) \ + do { \ + b0 = vec_merge_hi(m6, m1); \ + b1 = vec_merge_lo(m3, m1); \ +} while(0) + +#endif diff --git a/ppc/blake2b-round.h b/ppc/blake2b-round.h new file mode 100644 index 0000000..9be2ab9 --- /dev/null +++ b/ppc/blake2b-round.h @@ -0,0 +1,108 @@ +/* + BLAKE2 reference source code package - optimized C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ +#ifndef ROUND_H +#define ROUND_H + +#define LIKELY(x) __builtin_expect((x),1) + +#define vec_ror_16(x) vec_rl(x, mask_ror_16) +#define vec_ror_24(x) vec_rl(x, mask_ror_24) +#define vec_ror_32(x) vec_rl(x, mask_ror_32) +#define vec_ror_63(x) vec_rl(x, mask_ror_63) + + +#define G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1) \ +do { \ + row1l = vec_add(vec_add(row1l, b0), row2l); \ + row1h = vec_add(vec_add(row1h, b1), row2h); \ + row4l = vec_xor(row4l, row1l); \ + row4h = vec_xor(row4h, row1h); \ + row4l = vec_ror_32(row4l); \ + row4h = vec_ror_32(row4h); \ + row3l = vec_add(row3l, row4l); \ + row3h = vec_add(row3h, row4h); \ + row2l = vec_xor(row2l, row3l); \ + row2h = vec_xor(row2h, row3h); \ + row2l = vec_ror_24(row2l); \ + row2h = vec_ror_24(row2h); \ +} while(0) + +#define G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1) \ +do { \ + row1l = vec_add(vec_add(row1l, b0), row2l); \ + row1h = vec_add(vec_add(row1h, b1), row2h); \ + row4l = vec_xor(row4l, row1l); \ + row4h = vec_xor(row4h, row1h); \ + row4l = vec_ror_16(row4l); \ + row4h = vec_ror_16(row4h); \ + row3l = vec_add(row3l, row4l); \ + row3h = vec_add(row3h, row4h); \ + row2l = vec_xor(row2l, row3l); \ + row2h = vec_xor(row2h, row3h); \ + row2l = vec_ror_63(row2l); \ + row2h = vec_ror_63(row2h); \ +} while(0) + +#define DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h) \ +do { \ + uint64x2_p t0, t1; \ + t0 = vec_shl_8(row2l, row2h); \ + t1 = vec_shl_8(row2h, row2l); \ + row2l = t0; \ + row2h = t1; \ + t0 = row3l; \ + row3l = row3h; \ + row3h = t0; \ + t0 = vec_shl_8(row4h, row4l); \ + t1 = vec_shl_8(row4l, row4h); \ + row4l = t0; \ + row4h = t1; \ +} while(0) + +#define UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h) \ +do { \ + uint64x2_p t0, t1; \ + t0 = vec_shl_8(row2h, row2l); \ + t1 = vec_shl_8(row2l, row2h); \ + row2l = t0; \ + row2h = t1; \ + t0 = row3l; \ + row3l = row3h; row3h = t0; \ + t0 = vec_shl_8(row4l, row4h); \ + t1 = vec_shl_8(row4h, row4l); \ + row4l = t0; \ + row4h = t1; \ +} while(0) + +#if defined(__VSX__) || defined(_ARCH_PWR8) +#include "blake2b-load-pwr8.h" +#endif + +#define ROUND(r) \ +do { \ + uint64x2_p b0, b1; \ + LOAD_MSG_ ##r ##_1(b0, b1); \ + G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \ + LOAD_MSG_ ##r ##_2(b0, b1); \ + G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \ + DIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h); \ + LOAD_MSG_ ##r ##_3(b0, b1); \ + G1(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \ + LOAD_MSG_ ##r ##_4(b0, b1); \ + G2(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h,b0,b1); \ + UNDIAGONALIZE(row1l,row2l,row3l,row4l,row1h,row2h,row3h,row4h); \ +} while(0) + +#endif diff --git a/ppc/blake2b.c b/ppc/blake2b.c new file mode 100644 index 0000000..df6f4c1 --- /dev/null +++ b/ppc/blake2b.c @@ -0,0 +1,430 @@ +/* + BLAKE2 reference source code package - optimized C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include + +#include "blake2.h" +#include "blake2-impl.h" + +#include "blake2b-round.h" + +#if defined(__GNUC__) +/* Ignore "warning: vec_lvsl is deprecated..." */ +# pragma GCC diagnostic ignored "-Wdeprecated" +#endif + +static const uint64_t blake2b_IV[8] = +{ + 0x6a09e667f3bcc908ULL, 0xbb67ae8584caa73bULL, + 0x3c6ef372fe94f82bULL, 0xa54ff53a5f1d36f1ULL, + 0x510e527fade682d1ULL, 0x9b05688c2b3e6c1fULL, + 0x1f83d9abfb41bd6bULL, 0x5be0cd19137e2179ULL +}; + +/* Some helper functions */ +static void blake2b_set_lastnode( blake2b_state *S ) +{ + S->f[1] = (uint64_t)-1; +} + +static int blake2b_is_lastblock( const blake2b_state *S ) +{ + return S->f[0] != 0; +} + +static void blake2b_set_lastblock( blake2b_state *S ) +{ + if( S->last_node ) blake2b_set_lastnode( S ); + + S->f[0] = (uint64_t)-1; +} + +static void blake2b_increment_counter( blake2b_state *S, const uint64_t inc ) +{ + S->t[0] += inc; + S->t[1] += ( S->t[0] < inc ); +} + +/* init xors IV with input parameter block */ +int blake2b_init_param( blake2b_state *S, const blake2b_param *P ) +{ + const uint8_t *p = ( const uint8_t * )( P ); + size_t i; + + memset( S, 0, sizeof( blake2b_state ) ); + + /* IV XOR ParamBlock */ + for( i = 0; i < 8; ++i ) + S->h[i] = load64( p + sizeof( S->h[i] ) * i ) ^ blake2b_IV[i]; + +#if defined(NATIVE_BIG_ENDIAN) + for( i = 0; i < 8; ++i ) + S->h[i] = __builtin_bswap64(S->h[i]); +#endif + + S->outlen = P->digest_length; + return 0; +} + + +/* Some sort of default parameter block initialization, for sequential blake2b */ +int blake2b_init( blake2b_state *S, size_t outlen ) +{ + blake2b_param P[1]; + + if ( ( !outlen ) || ( outlen > BLAKE2B_OUTBYTES ) ) return -1; + + P->digest_length = (uint8_t)outlen; + P->key_length = 0; + P->fanout = 1; + P->depth = 1; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store32( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = 0; + memset( P->reserved, 0, sizeof( P->reserved ) ); + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + + return blake2b_init_param( S, P ); +} + +int blake2b_init_key( blake2b_state *S, size_t outlen, const void *key, size_t keylen ) +{ + blake2b_param P[1]; + + if ( ( !outlen ) || ( outlen > BLAKE2B_OUTBYTES ) ) return -1; + + if ( ( !keylen ) || keylen > BLAKE2B_KEYBYTES ) return -1; + + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = 1; + P->depth = 1; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store32( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = 0; + memset( P->reserved, 0, sizeof( P->reserved ) ); + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + + if( blake2b_init_param( S, P ) < 0 ) + return 0; + + { + uint8_t block[BLAKE2B_BLOCKBYTES]; + memset( block, 0, BLAKE2B_BLOCKBYTES ); + memcpy( block, key, keylen ); + blake2b_update( S, block, BLAKE2B_BLOCKBYTES ); + secure_zero_memory( block, BLAKE2B_BLOCKBYTES ); /* Burn the key from stack */ + } + return 0; +} + +static void blake2b_compress( blake2b_state *S, const uint8_t block[BLAKE2B_BLOCKBYTES] ) +{ + /* Possibly unaligned user messages */ + uint64x2_p m0, m1, m2, m3, m4, m5, m6, m7; + + /* State variables */ + uint64x2_p row1l, row1h; + uint64x2_p row2l, row2h; + uint64x2_p row3l, row3h; + uint64x2_p row4l, row4h; + uint64x2_p h0, h2, h4, h6; + + /* Alignment check for message buffer load */ + const uintptr_t addr = (uintptr_t)block; + + /* Masks used for right rotates */ + const uint64x2_p mask_ror_16 = {64-16, 64-16}; + const uint64x2_p mask_ror_24 = {64-24, 64-24}; + const uint64x2_p mask_ror_32 = {64-32, 64-32}; + const uint64x2_p mask_ror_63 = {64-63, 64-63}; + +#if defined(NATIVE_BIG_ENDIAN) + /* Mask to permute between big-endian and little-endian dword arrays */ + const uint8x16_p mask_le = {7,6,5,4, 3,2,1,0, 15,14,13,12, 11,10,9,8}; +#endif + +#if defined(_ARCH_PWR9) + /* POWER9 provides loads for char's and short's */ + m0 = (uint64x2_p) vec_xl( 0, CONST_V8_CAST( block )); + m1 = (uint64x2_p) vec_xl( 16, CONST_V8_CAST( block )); + m2 = (uint64x2_p) vec_xl( 32, CONST_V8_CAST( block )); + m3 = (uint64x2_p) vec_xl( 48, CONST_V8_CAST( block )); + m4 = (uint64x2_p) vec_xl( 64, CONST_V8_CAST( block )); + m5 = (uint64x2_p) vec_xl( 80, CONST_V8_CAST( block )); + m6 = (uint64x2_p) vec_xl( 96, CONST_V8_CAST( block )); + m7 = (uint64x2_p) vec_xl(112, CONST_V8_CAST( block )); +#else + /* Altivec only provides 16-byte aligned loads. Low-order address bits */ + /* are masked. Linux provides 16-byte aligned buffers, AIX typically */ + /* provides 4-byte aligned buffers. */ + /* http://www.nxp.com/docs/en/reference-manual/ALTIVECPEM.pdf */ + const size_t off = addr%16; + + m0 = (uint64x2_p) vec_ld( 0, CONST_V8_CAST( block )); + m1 = (uint64x2_p) vec_ld( 16, CONST_V8_CAST( block )); + m2 = (uint64x2_p) vec_ld( 32, CONST_V8_CAST( block )); + m3 = (uint64x2_p) vec_ld( 48, CONST_V8_CAST( block )); + m4 = (uint64x2_p) vec_ld( 64, CONST_V8_CAST( block )); + m5 = (uint64x2_p) vec_ld( 80, CONST_V8_CAST( block )); + m6 = (uint64x2_p) vec_ld( 96, CONST_V8_CAST( block )); + m7 = (uint64x2_p) vec_ld(112, CONST_V8_CAST( block )); + + if (off != 0) + { + /* User buffer not 16-byte aligned. Fix the vectors spread across loads */ + /* http://mirror.informatimago.com/next/developer.apple.com/ */ + /* hardwaredrivers/ve/code_optimization.html */ + uint64x2_p ex; uint8x16_p perm; + ex = (uint64x2_p) vec_ld(112+15, CONST_V8_CAST( block )); + perm = vec_lvsl(0, CONST_V8_CAST( addr )); + + m0 = vec_perm(m0, m1, perm); + m1 = vec_perm(m1, m2, perm); + m2 = vec_perm(m2, m3, perm); + m3 = vec_perm(m3, m4, perm); + m4 = vec_perm(m4, m5, perm); + m5 = vec_perm(m5, m6, perm); + m6 = vec_perm(m6, m7, perm); + m7 = vec_perm(m7, ex, perm); + } +#endif + +#if defined(NATIVE_BIG_ENDIAN) + m0 = vec_perm(m0, m0, mask_le); + m1 = vec_perm(m1, m1, mask_le); + m2 = vec_perm(m2, m2, mask_le); + m3 = vec_perm(m3, m3, mask_le); + m4 = vec_perm(m4, m4, mask_le); + m5 = vec_perm(m5, m5, mask_le); + m6 = vec_perm(m6, m6, mask_le); + m7 = vec_perm(m7, m7, mask_le); +#endif + +#if defined(NATIVE_BIG_ENDIAN) + h0 = row1l = vec_load64_le( &S->h[0], mask_le); + h2 = row1h = vec_load64_le( &S->h[2], mask_le); + h4 = row2l = vec_load64_le( &S->h[4], mask_le); + h6 = row2h = vec_load64_le( &S->h[6], mask_le); +#else + h0 = row1l = vec_load64( &S->h[0] ); + h2 = row1h = vec_load64( &S->h[2] ); + h4 = row2l = vec_load64( &S->h[4] ); + h6 = row2h = vec_load64( &S->h[6] ); +#endif + + row3l = vec_load64( &blake2b_IV[0] ); + row3h = vec_load64( &blake2b_IV[2] ); + row4l = vec_xor( vec_load64( &blake2b_IV[4] ), vec_load64( &S->t[0] ) ); + row4h = vec_xor( vec_load64( &blake2b_IV[6] ), vec_load64( &S->f[0] ) ); + + ROUND( 0 ); + ROUND( 1 ); + ROUND( 2 ); + ROUND( 3 ); + ROUND( 4 ); + ROUND( 5 ); + ROUND( 6 ); + ROUND( 7 ); + ROUND( 8 ); + ROUND( 9 ); + ROUND( 10 ); + ROUND( 11 ); + + row1l = vec_xor( row3l, row1l ); + row1h = vec_xor( row3h, row1h ); + +#if defined(NATIVE_BIG_ENDIAN) + vec_store64_le( &S->h[0], vec_xor( h0, row1l ), mask_le ); + vec_store64_le( &S->h[2], vec_xor( h2, row1h ), mask_le ); +#else + vec_store64( &S->h[0], vec_xor( h0, row1l ) ); + vec_store64( &S->h[2], vec_xor( h2, row1h ) ); +#endif + + row2l = vec_xor( row4l, row2l ); + row2h = vec_xor( row4h, row2h ); + +#if defined(NATIVE_BIG_ENDIAN) + vec_store64_le( &S->h[4], vec_xor( h4, row2l ), mask_le ); + vec_store64_le( &S->h[6], vec_xor( h6, row2h ), mask_le ); +#else + vec_store64( &S->h[4], vec_xor( h4, row2l ) ); + vec_store64( &S->h[6], vec_xor( h6, row2h ) ); +#endif +} + + +int blake2b_update( blake2b_state *S, const void *pin, size_t inlen ) +{ + const unsigned char * in = (const unsigned char *)pin; + if( inlen > 0 ) + { + size_t left = S->buflen; + size_t fill = BLAKE2B_BLOCKBYTES - left; + if( inlen > fill ) + { + S->buflen = 0; + memcpy( S->buf + left, in, fill ); /* Fill buffer */ + blake2b_increment_counter( S, BLAKE2B_BLOCKBYTES ); + blake2b_compress( S, S->buf ); /* Compress */ + in += fill; inlen -= fill; + while(inlen > BLAKE2B_BLOCKBYTES) { + blake2b_increment_counter(S, BLAKE2B_BLOCKBYTES); + blake2b_compress( S, in ); + in += BLAKE2B_BLOCKBYTES; + inlen -= BLAKE2B_BLOCKBYTES; + } + } + memcpy( S->buf + S->buflen, in, inlen ); + S->buflen += inlen; + } + return 0; +} + + +int blake2b_final( blake2b_state *S, void *out, size_t outlen ) +{ + if( out == NULL || outlen < S->outlen ) + return -1; + + if( blake2b_is_lastblock( S ) ) + return -1; + + blake2b_increment_counter( S, S->buflen ); + blake2b_set_lastblock( S ); + memset( S->buf + S->buflen, 0, BLAKE2B_BLOCKBYTES - S->buflen ); /* Padding */ + blake2b_compress( S, S->buf ); + + memcpy( out, &S->h[0], S->outlen ); + return 0; +} + + +int blake2b( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ) +{ + blake2b_state S[1]; + + /* Verify parameters */ + if ( NULL == in && inlen > 0 ) return -1; + + if ( NULL == out ) return -1; + + if( NULL == key && keylen > 0 ) return -1; + + if( !outlen || outlen > BLAKE2B_OUTBYTES ) return -1; + + if( keylen > BLAKE2B_KEYBYTES ) return -1; + + if( keylen ) + { + if( blake2b_init_key( S, outlen, key, keylen ) < 0 ) return -1; + } + else + { + if( blake2b_init( S, outlen ) < 0 ) return -1; + } + + blake2b_update( S, ( const uint8_t * )in, inlen ); + blake2b_final( S, out, outlen ); + return 0; +} + +int blake2( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ) { + return blake2b(out, outlen, in, inlen, key, keylen); +} + +#if defined(SUPERCOP) +int crypto_hash( unsigned char *out, unsigned char *in, unsigned long long inlen ) +{ + return blake2b( out, BLAKE2B_OUTBYTES, in, inlen, NULL, 0 ); +} +#endif + +#if defined(BLAKE2B_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2B_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step; + + for( i = 0; i < BLAKE2B_KEYBYTES; ++i ) + key[i] = ( uint8_t )i; + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + buf[i] = ( uint8_t )i; + + /* Test simple API */ + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + { + uint8_t hash[BLAKE2B_OUTBYTES]; + blake2b( hash, BLAKE2B_OUTBYTES, buf, i, key, BLAKE2B_KEYBYTES ); + + if( 0 != memcmp( hash, blake2b_keyed_kat[i], BLAKE2B_OUTBYTES ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2B_BLOCKBYTES; ++step) { + for (i = 0; i < BLAKE2_KAT_LENGTH; ++i) { + uint8_t hash[BLAKE2B_OUTBYTES]; + blake2b_state S; + uint8_t * p = buf; + size_t mlen = i; + int err = 0; + + if( (err = blake2b_init_key(&S, BLAKE2B_OUTBYTES, key, BLAKE2B_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2b_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2b_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2b_final(&S, hash, BLAKE2B_OUTBYTES)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2b_keyed_kat[i], BLAKE2B_OUTBYTES)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/blake2bp.c b/ppc/blake2bp.c new file mode 100644 index 0000000..d58a152 --- /dev/null +++ b/ppc/blake2bp.c @@ -0,0 +1,359 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include +#include + +#if defined(_OPENMP) +#include +#endif + +#include "blake2.h" +#include "blake2-impl.h" + +#define PARALLELISM_DEGREE 4 + +/* + blake2b_init_param defaults to setting the expecting output length + from the digest_length parameter block field. + + In some cases, however, we do not want this, as the output length + of these instances is given by inner_length instead. +*/ +static int blake2bp_init_leaf_param( blake2b_state *S, const blake2b_param *P ) +{ + int err = blake2b_init_param(S, P); + S->outlen = P->inner_length; + return err; +} + +static int blake2bp_init_leaf( blake2b_state *S, size_t outlen, size_t keylen, uint64_t offset ) +{ + blake2b_param P[1]; + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = PARALLELISM_DEGREE; + P->depth = 2; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, offset ); + store32( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = BLAKE2B_OUTBYTES; + memset( P->reserved, 0, sizeof( P->reserved ) ); + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + return blake2bp_init_leaf_param( S, P ); +} + +static int blake2bp_init_root( blake2b_state *S, size_t outlen, size_t keylen ) +{ + blake2b_param P[1]; + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = PARALLELISM_DEGREE; + P->depth = 2; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store32( &P->xof_length, 0 ); + P->node_depth = 1; + P->inner_length = BLAKE2B_OUTBYTES; + memset( P->reserved, 0, sizeof( P->reserved ) ); + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + return blake2b_init_param( S, P ); +} + + +int blake2bp_init( blake2bp_state *S, size_t outlen ) +{ + size_t i; + + if( !outlen || outlen > BLAKE2B_OUTBYTES ) return -1; + + memset( S->buf, 0, sizeof( S->buf ) ); + S->buflen = 0; + S->outlen = outlen; + + if( blake2bp_init_root( S->R, outlen, 0 ) < 0 ) + return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2bp_init_leaf( S->S[i], outlen, 0, i ) < 0 ) return -1; + + S->R->last_node = 1; + S->S[PARALLELISM_DEGREE - 1]->last_node = 1; + return 0; +} + +int blake2bp_init_key( blake2bp_state *S, size_t outlen, const void *key, size_t keylen ) +{ + size_t i; + + if( !outlen || outlen > BLAKE2B_OUTBYTES ) return -1; + + if( !key || !keylen || keylen > BLAKE2B_KEYBYTES ) return -1; + + memset( S->buf, 0, sizeof( S->buf ) ); + S->buflen = 0; + S->outlen = outlen; + + if( blake2bp_init_root( S->R, outlen, keylen ) < 0 ) + return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2bp_init_leaf( S->S[i], outlen, keylen, i ) < 0 ) return -1; + + S->R->last_node = 1; + S->S[PARALLELISM_DEGREE - 1]->last_node = 1; + { + uint8_t block[BLAKE2B_BLOCKBYTES]; + memset( block, 0, BLAKE2B_BLOCKBYTES ); + memcpy( block, key, keylen ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2b_update( S->S[i], block, BLAKE2B_BLOCKBYTES ); + + secure_zero_memory( block, BLAKE2B_BLOCKBYTES ); /* Burn the key from stack */ + } + return 0; +} + + +int blake2bp_update( blake2bp_state *S, const void *pin, size_t inlen ) +{ + const unsigned char * in = (const unsigned char *)pin; + size_t left = S->buflen; + size_t fill = sizeof( S->buf ) - left; + size_t i; + + if( left && inlen >= fill ) + { + memcpy( S->buf + left, in, fill ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2b_update( S->S[i], S->buf + i * BLAKE2B_BLOCKBYTES, BLAKE2B_BLOCKBYTES ); + + in += fill; + inlen -= fill; + left = 0; + } + +#if defined(_OPENMP) + #pragma omp parallel shared(S), num_threads(PARALLELISM_DEGREE) +#else + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) +#endif + { +#if defined(_OPENMP) + size_t i = omp_get_thread_num(); +#endif + size_t inlen__ = inlen; + const unsigned char *in__ = ( const unsigned char * )in; + in__ += i * BLAKE2B_BLOCKBYTES; + + while( inlen__ >= PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES ) + { + blake2b_update( S->S[i], in__, BLAKE2B_BLOCKBYTES ); + in__ += PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES; + inlen__ -= PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES; + } + } + + in += inlen - inlen % ( PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES ); + inlen %= PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES; + + if( inlen > 0 ) + memcpy( S->buf + left, in, inlen ); + + S->buflen = left + inlen; + return 0; +} + +int blake2bp_final( blake2bp_state *S, void *out, size_t outlen ) +{ + uint8_t hash[PARALLELISM_DEGREE][BLAKE2B_OUTBYTES]; + size_t i; + + if(out == NULL || outlen < S->outlen) { + return -1; + } + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + { + if( S->buflen > i * BLAKE2B_BLOCKBYTES ) + { + size_t left = S->buflen - i * BLAKE2B_BLOCKBYTES; + + if( left > BLAKE2B_BLOCKBYTES ) left = BLAKE2B_BLOCKBYTES; + + blake2b_update( S->S[i], S->buf + i * BLAKE2B_BLOCKBYTES, left ); + } + + blake2b_final( S->S[i], hash[i], BLAKE2B_OUTBYTES ); + } + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2b_update( S->R, hash[i], BLAKE2B_OUTBYTES ); + + return blake2b_final( S->R, out, S->outlen ); +} + +int blake2bp( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ) +{ + uint8_t hash[PARALLELISM_DEGREE][BLAKE2B_OUTBYTES]; + blake2b_state S[PARALLELISM_DEGREE][1]; + blake2b_state FS[1]; + size_t i; + + /* Verify parameters */ + if ( NULL == in && inlen > 0 ) return -1; + + if ( NULL == out ) return -1; + + if( NULL == key && keylen > 0 ) return -1; + + if( !outlen || outlen > BLAKE2B_OUTBYTES ) return -1; + + if( keylen > BLAKE2B_KEYBYTES ) return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2bp_init_leaf( S[i], outlen, keylen, i ) < 0 ) return -1; + + S[PARALLELISM_DEGREE - 1]->last_node = 1; /* mark last node */ + + if( keylen > 0 ) + { + uint8_t block[BLAKE2B_BLOCKBYTES]; + memset( block, 0, BLAKE2B_BLOCKBYTES ); + memcpy( block, key, keylen ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2b_update( S[i], block, BLAKE2B_BLOCKBYTES ); + + secure_zero_memory( block, BLAKE2B_BLOCKBYTES ); /* Burn the key from stack */ + } + +#if defined(_OPENMP) + #pragma omp parallel shared(S,hash), num_threads(PARALLELISM_DEGREE) +#else + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) +#endif + { +#if defined(_OPENMP) + size_t i = omp_get_thread_num(); +#endif + size_t inlen__ = inlen; + const unsigned char *in__ = ( const unsigned char * )in; + in__ += i * BLAKE2B_BLOCKBYTES; + + while( inlen__ >= PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES ) + { + blake2b_update( S[i], in__, BLAKE2B_BLOCKBYTES ); + in__ += PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES; + inlen__ -= PARALLELISM_DEGREE * BLAKE2B_BLOCKBYTES; + } + + if( inlen__ > i * BLAKE2B_BLOCKBYTES ) + { + const size_t left = inlen__ - i * BLAKE2B_BLOCKBYTES; + const size_t len = left <= BLAKE2B_BLOCKBYTES ? left : BLAKE2B_BLOCKBYTES; + blake2b_update( S[i], in__, len ); + } + + blake2b_final( S[i], hash[i], BLAKE2B_OUTBYTES ); + } + + if( blake2bp_init_root( FS, outlen, keylen ) < 0 ) + return -1; + + FS->last_node = 1; /* Mark as last node */ + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2b_update( FS, hash[i], BLAKE2B_OUTBYTES ); + + return blake2b_final( FS, out, outlen );; +} + +#if defined(BLAKE2BP_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2B_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step; + + for( i = 0; i < BLAKE2B_KEYBYTES; ++i ) + key[i] = ( uint8_t )i; + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + buf[i] = ( uint8_t )i; + + /* Test simple API */ + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + { + uint8_t hash[BLAKE2B_OUTBYTES]; + blake2bp( hash, BLAKE2B_OUTBYTES, buf, i, key, BLAKE2B_KEYBYTES ); + + if( 0 != memcmp( hash, blake2bp_keyed_kat[i], BLAKE2B_OUTBYTES ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2B_BLOCKBYTES; ++step) { + for (i = 0; i < BLAKE2_KAT_LENGTH; ++i) { + uint8_t hash[BLAKE2B_OUTBYTES]; + blake2bp_state S; + uint8_t * p = buf; + size_t mlen = i; + int err = 0; + + if( (err = blake2bp_init_key(&S, BLAKE2B_OUTBYTES, key, BLAKE2B_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2bp_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2bp_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2bp_final(&S, hash, BLAKE2B_OUTBYTES)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2bp_keyed_kat[i], BLAKE2B_OUTBYTES)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/blake2s.c b/ppc/blake2s.c new file mode 100644 index 0000000..c8b035f --- /dev/null +++ b/ppc/blake2s.c @@ -0,0 +1,367 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include + +#include "blake2.h" +#include "blake2-impl.h" + +static const uint32_t blake2s_IV[8] = +{ + 0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL, 0xA54FF53AUL, + 0x510E527FUL, 0x9B05688CUL, 0x1F83D9ABUL, 0x5BE0CD19UL +}; + +static const uint8_t blake2s_sigma[10][16] = +{ + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 } , + { 14, 10, 4, 8, 9, 15, 13, 6, 1, 12, 0, 2, 11, 7, 5, 3 } , + { 11, 8, 12, 0, 5, 2, 15, 13, 10, 14, 3, 6, 7, 1, 9, 4 } , + { 7, 9, 3, 1, 13, 12, 11, 14, 2, 6, 5, 10, 4, 0, 15, 8 } , + { 9, 0, 5, 7, 2, 4, 10, 15, 14, 1, 11, 12, 6, 8, 3, 13 } , + { 2, 12, 6, 10, 0, 11, 8, 3, 4, 13, 7, 5, 15, 14, 1, 9 } , + { 12, 5, 1, 15, 14, 13, 4, 10, 0, 7, 6, 3, 9, 2, 8, 11 } , + { 13, 11, 7, 14, 12, 1, 3, 9, 5, 0, 15, 4, 8, 6, 2, 10 } , + { 6, 15, 14, 9, 11, 3, 0, 8, 12, 2, 13, 7, 1, 4, 10, 5 } , + { 10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13 , 0 } , +}; + +static void blake2s_set_lastnode( blake2s_state *S ) +{ + S->f[1] = (uint32_t)-1; +} + +/* Some helper functions, not necessarily useful */ +static int blake2s_is_lastblock( const blake2s_state *S ) +{ + return S->f[0] != 0; +} + +static void blake2s_set_lastblock( blake2s_state *S ) +{ + if( S->last_node ) blake2s_set_lastnode( S ); + + S->f[0] = (uint32_t)-1; +} + +static void blake2s_increment_counter( blake2s_state *S, const uint32_t inc ) +{ + S->t[0] += inc; + S->t[1] += ( S->t[0] < inc ); +} + +static void blake2s_init0( blake2s_state *S ) +{ + size_t i; + memset( S, 0, sizeof( blake2s_state ) ); + + for( i = 0; i < 8; ++i ) S->h[i] = blake2s_IV[i]; +} + +/* init2 xors IV with input parameter block */ +int blake2s_init_param( blake2s_state *S, const blake2s_param *P ) +{ + const unsigned char *p = ( const unsigned char * )( P ); + size_t i; + + blake2s_init0( S ); + + /* IV XOR ParamBlock */ + for( i = 0; i < 8; ++i ) + S->h[i] ^= load32( &p[i * 4] ); + + S->outlen = P->digest_length; + return 0; +} + + +/* Sequential blake2s initialization */ +int blake2s_init( blake2s_state *S, size_t outlen ) +{ + blake2s_param P[1]; + + /* Move interval verification here? */ + if ( ( !outlen ) || ( outlen > BLAKE2S_OUTBYTES ) ) return -1; + + P->digest_length = (uint8_t)outlen; + P->key_length = 0; + P->fanout = 1; + P->depth = 1; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store16( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = 0; + /* memset(P->reserved, 0, sizeof(P->reserved) ); */ + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + return blake2s_init_param( S, P ); +} + +int blake2s_init_key( blake2s_state *S, size_t outlen, const void *key, size_t keylen ) +{ + blake2s_param P[1]; + + if ( ( !outlen ) || ( outlen > BLAKE2S_OUTBYTES ) ) return -1; + + if ( !key || !keylen || keylen > BLAKE2S_KEYBYTES ) return -1; + + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = 1; + P->depth = 1; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store16( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = 0; + /* memset(P->reserved, 0, sizeof(P->reserved) ); */ + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + + if( blake2s_init_param( S, P ) < 0 ) return -1; + + { + uint8_t block[BLAKE2S_BLOCKBYTES]; + memset( block, 0, BLAKE2S_BLOCKBYTES ); + memcpy( block, key, keylen ); + blake2s_update( S, block, BLAKE2S_BLOCKBYTES ); + secure_zero_memory( block, BLAKE2S_BLOCKBYTES ); /* Burn the key from stack */ + } + return 0; +} + +#define G(r,i,a,b,c,d) \ + do { \ + a = a + b + m[blake2s_sigma[r][2*i+0]]; \ + d = rotr32(d ^ a, 16); \ + c = c + d; \ + b = rotr32(b ^ c, 12); \ + a = a + b + m[blake2s_sigma[r][2*i+1]]; \ + d = rotr32(d ^ a, 8); \ + c = c + d; \ + b = rotr32(b ^ c, 7); \ + } while(0) + +#define ROUND(r) \ + do { \ + G(r,0,v[ 0],v[ 4],v[ 8],v[12]); \ + G(r,1,v[ 1],v[ 5],v[ 9],v[13]); \ + G(r,2,v[ 2],v[ 6],v[10],v[14]); \ + G(r,3,v[ 3],v[ 7],v[11],v[15]); \ + G(r,4,v[ 0],v[ 5],v[10],v[15]); \ + G(r,5,v[ 1],v[ 6],v[11],v[12]); \ + G(r,6,v[ 2],v[ 7],v[ 8],v[13]); \ + G(r,7,v[ 3],v[ 4],v[ 9],v[14]); \ + } while(0) + +static void blake2s_compress( blake2s_state *S, const uint8_t in[BLAKE2S_BLOCKBYTES] ) +{ + uint32_t m[16]; + uint32_t v[16]; + size_t i; + + for( i = 0; i < 16; ++i ) { + m[i] = load32( in + i * sizeof( m[i] ) ); + } + + for( i = 0; i < 8; ++i ) { + v[i] = S->h[i]; + } + + v[ 8] = blake2s_IV[0]; + v[ 9] = blake2s_IV[1]; + v[10] = blake2s_IV[2]; + v[11] = blake2s_IV[3]; + v[12] = S->t[0] ^ blake2s_IV[4]; + v[13] = S->t[1] ^ blake2s_IV[5]; + v[14] = S->f[0] ^ blake2s_IV[6]; + v[15] = S->f[1] ^ blake2s_IV[7]; + + ROUND( 0 ); + ROUND( 1 ); + ROUND( 2 ); + ROUND( 3 ); + ROUND( 4 ); + ROUND( 5 ); + ROUND( 6 ); + ROUND( 7 ); + ROUND( 8 ); + ROUND( 9 ); + + for( i = 0; i < 8; ++i ) { + S->h[i] = S->h[i] ^ v[i] ^ v[i + 8]; + } +} + +#undef G +#undef ROUND + +int blake2s_update( blake2s_state *S, const void *pin, size_t inlen ) +{ + const unsigned char * in = (const unsigned char *)pin; + if( inlen > 0 ) + { + size_t left = S->buflen; + size_t fill = BLAKE2S_BLOCKBYTES - left; + if( inlen > fill ) + { + S->buflen = 0; + memcpy( S->buf + left, in, fill ); /* Fill buffer */ + blake2s_increment_counter( S, BLAKE2S_BLOCKBYTES ); + blake2s_compress( S, S->buf ); /* Compress */ + in += fill; inlen -= fill; + while(inlen > BLAKE2S_BLOCKBYTES) { + blake2s_increment_counter(S, BLAKE2S_BLOCKBYTES); + blake2s_compress( S, in ); + in += BLAKE2S_BLOCKBYTES; + inlen -= BLAKE2S_BLOCKBYTES; + } + } + memcpy( S->buf + S->buflen, in, inlen ); + S->buflen += inlen; + } + return 0; +} + +int blake2s_final( blake2s_state *S, void *out, size_t outlen ) +{ + uint8_t buffer[BLAKE2S_OUTBYTES] = {0}; + size_t i; + + if( out == NULL || outlen < S->outlen ) + return -1; + + if( blake2s_is_lastblock( S ) ) + return -1; + + blake2s_increment_counter( S, ( uint32_t )S->buflen ); + blake2s_set_lastblock( S ); + memset( S->buf + S->buflen, 0, BLAKE2S_BLOCKBYTES - S->buflen ); /* Padding */ + blake2s_compress( S, S->buf ); + + for( i = 0; i < 8; ++i ) /* Output full hash to temp buffer */ + store32( buffer + sizeof( S->h[i] ) * i, S->h[i] ); + + memcpy( out, buffer, outlen ); + secure_zero_memory(buffer, sizeof(buffer)); + return 0; +} + +int blake2s( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ) +{ + blake2s_state S[1]; + + /* Verify parameters */ + if ( NULL == in && inlen > 0 ) return -1; + + if ( NULL == out ) return -1; + + if ( NULL == key && keylen > 0) return -1; + + if( !outlen || outlen > BLAKE2S_OUTBYTES ) return -1; + + if( keylen > BLAKE2S_KEYBYTES ) return -1; + + if( keylen > 0 ) + { + if( blake2s_init_key( S, outlen, key, keylen ) < 0 ) return -1; + } + else + { + if( blake2s_init( S, outlen ) < 0 ) return -1; + } + + blake2s_update( S, ( const uint8_t * )in, inlen ); + blake2s_final( S, out, outlen ); + return 0; +} + +#if defined(SUPERCOP) +int crypto_hash( unsigned char *out, unsigned char *in, unsigned long long inlen ) +{ + return blake2s( out, BLAKE2S_OUTBYTES, in, inlen, NULL, 0 ); +} +#endif + +#if defined(BLAKE2S_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2S_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step; + + for( i = 0; i < BLAKE2S_KEYBYTES; ++i ) + key[i] = ( uint8_t )i; + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + buf[i] = ( uint8_t )i; + + /* Test simple API */ + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + { + uint8_t hash[BLAKE2S_OUTBYTES]; + blake2s( hash, BLAKE2S_OUTBYTES, buf, i, key, BLAKE2S_KEYBYTES ); + + if( 0 != memcmp( hash, blake2s_keyed_kat[i], BLAKE2S_OUTBYTES ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2S_BLOCKBYTES; ++step) { + for (i = 0; i < BLAKE2_KAT_LENGTH; ++i) { + uint8_t hash[BLAKE2S_OUTBYTES]; + blake2s_state S; + uint8_t * p = buf; + size_t mlen = i; + int err = 0; + + if( (err = blake2s_init_key(&S, BLAKE2S_OUTBYTES, key, BLAKE2S_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2s_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2s_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2s_final(&S, hash, BLAKE2S_OUTBYTES)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2s_keyed_kat[i], BLAKE2S_OUTBYTES)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/blake2sp.c b/ppc/blake2sp.c new file mode 100644 index 0000000..b0e9bae --- /dev/null +++ b/ppc/blake2sp.c @@ -0,0 +1,359 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include + +#if defined(_OPENMP) +#include +#endif + +#include "blake2.h" +#include "blake2-impl.h" + +#define PARALLELISM_DEGREE 8 + +/* + blake2sp_init_param defaults to setting the expecting output length + from the digest_length parameter block field. + + In some cases, however, we do not want this, as the output length + of these instances is given by inner_length instead. +*/ +static int blake2sp_init_leaf_param( blake2s_state *S, const blake2s_param *P ) +{ + int err = blake2s_init_param(S, P); + S->outlen = P->inner_length; + return err; +} + +static int blake2sp_init_leaf( blake2s_state *S, size_t outlen, size_t keylen, uint64_t offset ) +{ + blake2s_param P[1]; + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = PARALLELISM_DEGREE; + P->depth = 2; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, offset ); + store16( &P->xof_length, 0 ); + P->node_depth = 0; + P->inner_length = BLAKE2S_OUTBYTES; + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + return blake2sp_init_leaf_param( S, P ); +} + +static int blake2sp_init_root( blake2s_state *S, size_t outlen, size_t keylen ) +{ + blake2s_param P[1]; + P->digest_length = (uint8_t)outlen; + P->key_length = (uint8_t)keylen; + P->fanout = PARALLELISM_DEGREE; + P->depth = 2; + store32( &P->leaf_length, 0 ); + store32( &P->node_offset, 0 ); + store16( &P->xof_length, 0 ); + P->node_depth = 1; + P->inner_length = BLAKE2S_OUTBYTES; + memset( P->salt, 0, sizeof( P->salt ) ); + memset( P->personal, 0, sizeof( P->personal ) ); + return blake2s_init_param( S, P ); +} + + +int blake2sp_init( blake2sp_state *S, size_t outlen ) +{ + size_t i; + + if( !outlen || outlen > BLAKE2S_OUTBYTES ) return -1; + + memset( S->buf, 0, sizeof( S->buf ) ); + S->buflen = 0; + S->outlen = outlen; + + if( blake2sp_init_root( S->R, outlen, 0 ) < 0 ) + return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2sp_init_leaf( S->S[i], outlen, 0, i ) < 0 ) return -1; + + S->R->last_node = 1; + S->S[PARALLELISM_DEGREE - 1]->last_node = 1; + return 0; +} + +int blake2sp_init_key( blake2sp_state *S, size_t outlen, const void *key, size_t keylen ) +{ + size_t i; + + if( !outlen || outlen > BLAKE2S_OUTBYTES ) return -1; + + if( !key || !keylen || keylen > BLAKE2S_KEYBYTES ) return -1; + + memset( S->buf, 0, sizeof( S->buf ) ); + S->buflen = 0; + S->outlen = outlen; + + if( blake2sp_init_root( S->R, outlen, keylen ) < 0 ) + return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2sp_init_leaf( S->S[i], outlen, keylen, i ) < 0 ) return -1; + + S->R->last_node = 1; + S->S[PARALLELISM_DEGREE - 1]->last_node = 1; + { + uint8_t block[BLAKE2S_BLOCKBYTES]; + memset( block, 0, BLAKE2S_BLOCKBYTES ); + memcpy( block, key, keylen ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2s_update( S->S[i], block, BLAKE2S_BLOCKBYTES ); + + secure_zero_memory( block, BLAKE2S_BLOCKBYTES ); /* Burn the key from stack */ + } + return 0; +} + + +int blake2sp_update( blake2sp_state *S, const void *pin, size_t inlen ) +{ + const unsigned char * in = (const unsigned char *)pin; + size_t left = S->buflen; + size_t fill = sizeof( S->buf ) - left; + size_t i; + + if( left && inlen >= fill ) + { + memcpy( S->buf + left, in, fill ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2s_update( S->S[i], S->buf + i * BLAKE2S_BLOCKBYTES, BLAKE2S_BLOCKBYTES ); + + in += fill; + inlen -= fill; + left = 0; + } + +#if defined(_OPENMP) + #pragma omp parallel shared(S), num_threads(PARALLELISM_DEGREE) +#else + for( i = 0; i < PARALLELISM_DEGREE; ++i ) +#endif + { +#if defined(_OPENMP) + size_t i = omp_get_thread_num(); +#endif + size_t inlen__ = inlen; + const unsigned char *in__ = ( const unsigned char * )in; + in__ += i * BLAKE2S_BLOCKBYTES; + + while( inlen__ >= PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES ) + { + blake2s_update( S->S[i], in__, BLAKE2S_BLOCKBYTES ); + in__ += PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES; + inlen__ -= PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES; + } + } + + in += inlen - inlen % ( PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES ); + inlen %= PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES; + + if( inlen > 0 ) + memcpy( S->buf + left, in, inlen ); + + S->buflen = left + inlen; + return 0; +} + + +int blake2sp_final( blake2sp_state *S, void *out, size_t outlen ) +{ + uint8_t hash[PARALLELISM_DEGREE][BLAKE2S_OUTBYTES]; + size_t i; + + if(out == NULL || outlen < S->outlen) { + return -1; + } + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + { + if( S->buflen > i * BLAKE2S_BLOCKBYTES ) + { + size_t left = S->buflen - i * BLAKE2S_BLOCKBYTES; + + if( left > BLAKE2S_BLOCKBYTES ) left = BLAKE2S_BLOCKBYTES; + + blake2s_update( S->S[i], S->buf + i * BLAKE2S_BLOCKBYTES, left ); + } + + blake2s_final( S->S[i], hash[i], BLAKE2S_OUTBYTES ); + } + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2s_update( S->R, hash[i], BLAKE2S_OUTBYTES ); + + return blake2s_final( S->R, out, S->outlen ); +} + + +int blake2sp( void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen ) +{ + uint8_t hash[PARALLELISM_DEGREE][BLAKE2S_OUTBYTES]; + blake2s_state S[PARALLELISM_DEGREE][1]; + blake2s_state FS[1]; + size_t i; + + /* Verify parameters */ + if ( NULL == in && inlen > 0 ) return -1; + + if ( NULL == out ) return -1; + + if ( NULL == key && keylen > 0) return -1; + + if( !outlen || outlen > BLAKE2S_OUTBYTES ) return -1; + + if( keylen > BLAKE2S_KEYBYTES ) return -1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + if( blake2sp_init_leaf( S[i], outlen, keylen, i ) < 0 ) return -1; + + S[PARALLELISM_DEGREE - 1]->last_node = 1; /* mark last node */ + + if( keylen > 0 ) + { + uint8_t block[BLAKE2S_BLOCKBYTES]; + memset( block, 0, BLAKE2S_BLOCKBYTES ); + memcpy( block, key, keylen ); + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2s_update( S[i], block, BLAKE2S_BLOCKBYTES ); + + secure_zero_memory( block, BLAKE2S_BLOCKBYTES ); /* Burn the key from stack */ + } + +#if defined(_OPENMP) + #pragma omp parallel shared(S,hash), num_threads(PARALLELISM_DEGREE) +#else + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) +#endif + { +#if defined(_OPENMP) + size_t i = omp_get_thread_num(); +#endif + size_t inlen__ = inlen; + const unsigned char *in__ = ( const unsigned char * )in; + in__ += i * BLAKE2S_BLOCKBYTES; + + while( inlen__ >= PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES ) + { + blake2s_update( S[i], in__, BLAKE2S_BLOCKBYTES ); + in__ += PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES; + inlen__ -= PARALLELISM_DEGREE * BLAKE2S_BLOCKBYTES; + } + + if( inlen__ > i * BLAKE2S_BLOCKBYTES ) + { + const size_t left = inlen__ - i * BLAKE2S_BLOCKBYTES; + const size_t len = left <= BLAKE2S_BLOCKBYTES ? left : BLAKE2S_BLOCKBYTES; + blake2s_update( S[i], in__, len ); + } + + blake2s_final( S[i], hash[i], BLAKE2S_OUTBYTES ); + } + + if( blake2sp_init_root( FS, outlen, keylen ) < 0 ) + return -1; + + FS->last_node = 1; + + for( i = 0; i < PARALLELISM_DEGREE; ++i ) + blake2s_update( FS, hash[i], BLAKE2S_OUTBYTES ); + + return blake2s_final( FS, out, outlen ); +} + + + +#if defined(BLAKE2SP_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2S_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step; + + for( i = 0; i < BLAKE2S_KEYBYTES; ++i ) + key[i] = ( uint8_t )i; + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + buf[i] = ( uint8_t )i; + + /* Test simple API */ + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) + { + uint8_t hash[BLAKE2S_OUTBYTES]; + blake2sp( hash, BLAKE2S_OUTBYTES, buf, i, key, BLAKE2S_KEYBYTES ); + + if( 0 != memcmp( hash, blake2sp_keyed_kat[i], BLAKE2S_OUTBYTES ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2S_BLOCKBYTES; ++step) { + for (i = 0; i < BLAKE2_KAT_LENGTH; ++i) { + uint8_t hash[BLAKE2S_OUTBYTES]; + blake2sp_state S; + uint8_t * p = buf; + size_t mlen = i; + int err = 0; + + if( (err = blake2sp_init_key(&S, BLAKE2S_OUTBYTES, key, BLAKE2S_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2sp_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2sp_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2sp_final(&S, hash, BLAKE2S_OUTBYTES)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2sp_keyed_kat[i], BLAKE2S_OUTBYTES)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/blake2xb.c b/ppc/blake2xb.c new file mode 100644 index 0000000..b369ee7 --- /dev/null +++ b/ppc/blake2xb.c @@ -0,0 +1,241 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2016, JP Aumasson . + Copyright 2016, Samuel Neves . + + You may use this under the terms of the CC0, the OpenSSL Licence, or + the Apache Public License 2.0, at your option. The terms of these + licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include + +#include "blake2.h" +#include "blake2-impl.h" + +int blake2xb_init( blake2xb_state *S, const size_t outlen ) { + return blake2xb_init_key(S, outlen, NULL, 0); +} + +int blake2xb_init_key( blake2xb_state *S, const size_t outlen, const void *key, size_t keylen) +{ + if ( outlen == 0 || outlen > 0xFFFFFFFFUL ) { + return -1; + } + + if (NULL != key && keylen > BLAKE2B_KEYBYTES) { + return -1; + } + + if (NULL == key && keylen > 0) { + return -1; + } + + /* Initialize parameter block */ + S->P->digest_length = BLAKE2B_OUTBYTES; + S->P->key_length = keylen; + S->P->fanout = 1; + S->P->depth = 1; + store32( &S->P->leaf_length, 0 ); + store32( &S->P->node_offset, 0 ); + store32( &S->P->xof_length, outlen ); + S->P->node_depth = 0; + S->P->inner_length = 0; + memset( S->P->reserved, 0, sizeof( S->P->reserved ) ); + memset( S->P->salt, 0, sizeof( S->P->salt ) ); + memset( S->P->personal, 0, sizeof( S->P->personal ) ); + + if( blake2b_init_param( S->S, S->P ) < 0 ) { + return -1; + } + + if (keylen > 0) { + uint8_t block[BLAKE2B_BLOCKBYTES]; + memset(block, 0, BLAKE2B_BLOCKBYTES); + memcpy(block, key, keylen); + blake2b_update(S->S, block, BLAKE2B_BLOCKBYTES); + secure_zero_memory(block, BLAKE2B_BLOCKBYTES); + } + return 0; +} + +int blake2xb_update( blake2xb_state *S, const void *in, size_t inlen ) { + return blake2b_update( S->S, in, inlen ); +} + +int blake2xb_final( blake2xb_state *S, void *out, size_t outlen) { + + blake2b_state C[1]; + blake2b_param P[1]; + uint32_t xof_length = load32(&S->P->xof_length); + uint8_t root[BLAKE2B_BLOCKBYTES]; + size_t i; + + if (NULL == out) { + return -1; + } + + /* outlen must match the output size defined in xof_length, */ + /* unless it was -1, in which case anything goes except 0. */ + if(xof_length == 0xFFFFFFFFUL) { + if(outlen == 0) { + return -1; + } + } else { + if(outlen != xof_length) { + return -1; + } + } + + /* Finalize the root hash */ + if (blake2b_final(S->S, root, BLAKE2B_OUTBYTES) < 0) { + return -1; + } + + /* Set common block structure values */ + /* Copy values from parent instance, and only change the ones below */ + memcpy(P, S->P, sizeof(blake2b_param)); + P->key_length = 0; + P->fanout = 0; + P->depth = 0; + store32(&P->leaf_length, BLAKE2B_OUTBYTES); + P->inner_length = BLAKE2B_OUTBYTES; + P->node_depth = 0; + + for (i = 0; outlen > 0; ++i) { + const size_t block_size = (outlen < BLAKE2B_OUTBYTES) ? outlen : BLAKE2B_OUTBYTES; + /* Initialize state */ + P->digest_length = block_size; + store32(&P->node_offset, i); + blake2b_init_param(C, P); + /* Process key if needed */ + blake2b_update(C, root, BLAKE2B_OUTBYTES); + if (blake2b_final(C, (uint8_t *)out + i * BLAKE2B_OUTBYTES, block_size) < 0 ) { + return -1; + } + outlen -= block_size; + } + secure_zero_memory(root, sizeof(root)); + secure_zero_memory(P, sizeof(P)); + secure_zero_memory(C, sizeof(C)); + /* Put blake2xb in an invalid state? cf. blake2s_is_lastblock */ + return 0; + +} + +int blake2xb(void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen) +{ + blake2xb_state S[1]; + + /* Verify parameters */ + if (NULL == in && inlen > 0) + return -1; + + if (NULL == out) + return -1; + + if (NULL == key && keylen > 0) + return -1; + + if (keylen > BLAKE2B_KEYBYTES) + return -1; + + if (outlen == 0) + return -1; + + /* Initialize the root block structure */ + if (blake2xb_init_key(S, outlen, key, keylen) < 0) { + return -1; + } + + /* Absorb the input message */ + blake2xb_update(S, in, inlen); + + /* Compute the root node of the tree and the final hash using the counter construction */ + return blake2xb_final(S, out, outlen); +} + +#if defined(BLAKE2XB_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2B_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step, outlen; + + for( i = 0; i < BLAKE2B_KEYBYTES; ++i ) { + key[i] = ( uint8_t )i; + } + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) { + buf[i] = ( uint8_t )i; + } + + /* Testing length of outputs rather than inputs */ + /* (Test of input lengths mostly covered by blake2b tests) */ + + /* Test simple API */ + for( outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen ) + { + uint8_t hash[BLAKE2_KAT_LENGTH] = {0}; + if( blake2xb( hash, outlen, buf, BLAKE2_KAT_LENGTH, key, BLAKE2B_KEYBYTES ) < 0 ) { + goto fail; + } + + if( 0 != memcmp( hash, blake2xb_keyed_kat[outlen-1], outlen ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2B_BLOCKBYTES; ++step) { + for (outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen) { + uint8_t hash[BLAKE2_KAT_LENGTH]; + blake2xb_state S; + uint8_t * p = buf; + size_t mlen = BLAKE2_KAT_LENGTH; + int err = 0; + + if( (err = blake2xb_init_key(&S, outlen, key, BLAKE2B_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2xb_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2xb_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2xb_final(&S, hash, outlen)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2xb_keyed_kat[outlen-1], outlen)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/blake2xs.c b/ppc/blake2xs.c new file mode 100644 index 0000000..625693e --- /dev/null +++ b/ppc/blake2xs.c @@ -0,0 +1,239 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2016, JP Aumasson . + Copyright 2016, Samuel Neves . + + You may use this under the terms of the CC0, the OpenSSL Licence, or + the Apache Public License 2.0, at your option. The terms of these + licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include + +#include "blake2.h" +#include "blake2-impl.h" + +int blake2xs_init( blake2xs_state *S, const size_t outlen ) { + return blake2xs_init_key(S, outlen, NULL, 0); +} + +int blake2xs_init_key( blake2xs_state *S, const size_t outlen, const void *key, size_t keylen ) +{ + if ( outlen == 0 || outlen > 0xFFFFUL ) { + return -1; + } + + if (NULL != key && keylen > BLAKE2B_KEYBYTES) { + return -1; + } + + if (NULL == key && keylen > 0) { + return -1; + } + + /* Initialize parameter block */ + S->P->digest_length = BLAKE2S_OUTBYTES; + S->P->key_length = keylen; + S->P->fanout = 1; + S->P->depth = 1; + store32( &S->P->leaf_length, 0 ); + store32( &S->P->node_offset, 0 ); + store16( &S->P->xof_length, outlen ); + S->P->node_depth = 0; + S->P->inner_length = 0; + memset( S->P->salt, 0, sizeof( S->P->salt ) ); + memset( S->P->personal, 0, sizeof( S->P->personal ) ); + + if( blake2s_init_param( S->S, S->P ) < 0 ) { + return -1; + } + + if (keylen > 0) { + uint8_t block[BLAKE2S_BLOCKBYTES]; + memset(block, 0, BLAKE2S_BLOCKBYTES); + memcpy(block, key, keylen); + blake2s_update(S->S, block, BLAKE2S_BLOCKBYTES); + secure_zero_memory(block, BLAKE2S_BLOCKBYTES); + } + return 0; +} + +int blake2xs_update( blake2xs_state *S, const void *in, size_t inlen ) { + return blake2s_update( S->S, in, inlen ); +} + +int blake2xs_final(blake2xs_state *S, void *out, size_t outlen) { + + blake2s_state C[1]; + blake2s_param P[1]; + uint16_t xof_length = load16(&S->P->xof_length); + uint8_t root[BLAKE2S_BLOCKBYTES]; + size_t i; + + if (NULL == out) { + return -1; + } + + /* outlen must match the output size defined in xof_length, */ + /* unless it was -1, in which case anything goes except 0. */ + if(xof_length == 0xFFFFUL) { + if(outlen == 0) { + return -1; + } + } else { + if(outlen != xof_length) { + return -1; + } + } + + /* Finalize the root hash */ + if (blake2s_final(S->S, root, BLAKE2S_OUTBYTES) < 0) { + return -1; + } + + /* Set common block structure values */ + /* Copy values from parent instance, and only change the ones below */ + memcpy(P, S->P, sizeof(blake2s_param)); + P->key_length = 0; + P->fanout = 0; + P->depth = 0; + store32(&P->leaf_length, BLAKE2S_OUTBYTES); + P->inner_length = BLAKE2S_OUTBYTES; + P->node_depth = 0; + + for (i = 0; outlen > 0; ++i) { + const size_t block_size = (outlen < BLAKE2S_OUTBYTES) ? outlen : BLAKE2S_OUTBYTES; + /* Initialize state */ + P->digest_length = block_size; + store32(&P->node_offset, i); + blake2s_init_param(C, P); + /* Process key if needed */ + blake2s_update(C, root, BLAKE2S_OUTBYTES); + if (blake2s_final(C, (uint8_t *)out + i * BLAKE2S_OUTBYTES, block_size) < 0) { + return -1; + } + outlen -= block_size; + } + secure_zero_memory(root, sizeof(root)); + secure_zero_memory(P, sizeof(P)); + secure_zero_memory(C, sizeof(C)); + /* Put blake2xs in an invalid state? cf. blake2s_is_lastblock */ + return 0; +} + +int blake2xs(void *out, size_t outlen, const void *in, size_t inlen, const void *key, size_t keylen) +{ + blake2xs_state S[1]; + + /* Verify parameters */ + if (NULL == in && inlen > 0) + return -1; + + if (NULL == out) + return -1; + + if (NULL == key && keylen > 0) + return -1; + + if (keylen > BLAKE2S_KEYBYTES) + return -1; + + if (outlen == 0) + return -1; + + /* Initialize the root block structure */ + if (blake2xs_init_key(S, outlen, key, keylen) < 0) { + return -1; + } + + /* Absorb the input message */ + blake2xs_update(S, in, inlen); + + /* Compute the root node of the tree and the final hash using the counter construction */ + return blake2xs_final(S, out, outlen); +} + +#if defined(BLAKE2XS_SELFTEST) +#include +#include "blake2-kat.h" +int main( void ) +{ + uint8_t key[BLAKE2S_KEYBYTES]; + uint8_t buf[BLAKE2_KAT_LENGTH]; + size_t i, step, outlen; + + for( i = 0; i < BLAKE2S_KEYBYTES; ++i ) { + key[i] = ( uint8_t )i; + } + + for( i = 0; i < BLAKE2_KAT_LENGTH; ++i ) { + buf[i] = ( uint8_t )i; + } + + /* Testing length of ouputs rather than inputs */ + /* (Test of input lengths mostly covered by blake2s tests) */ + + /* Test simple API */ + for( outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen ) + { + uint8_t hash[BLAKE2_KAT_LENGTH] = {0}; + if( blake2xs( hash, outlen, buf, BLAKE2_KAT_LENGTH, key, BLAKE2S_KEYBYTES ) < 0 ) { + goto fail; + } + + if( 0 != memcmp( hash, blake2xs_keyed_kat[outlen-1], outlen ) ) + { + goto fail; + } + } + + /* Test streaming API */ + for(step = 1; step < BLAKE2S_BLOCKBYTES; ++step) { + for (outlen = 1; outlen <= BLAKE2_KAT_LENGTH; ++outlen) { + uint8_t hash[BLAKE2_KAT_LENGTH]; + blake2xs_state S; + uint8_t * p = buf; + size_t mlen = BLAKE2_KAT_LENGTH; + int err = 0; + + if( (err = blake2xs_init_key(&S, outlen, key, BLAKE2S_KEYBYTES)) < 0 ) { + goto fail; + } + + while (mlen >= step) { + if ( (err = blake2xs_update(&S, p, step)) < 0 ) { + goto fail; + } + mlen -= step; + p += step; + } + if ( (err = blake2xs_update(&S, p, mlen)) < 0) { + goto fail; + } + if ( (err = blake2xs_final(&S, hash, outlen)) < 0) { + goto fail; + } + + if (0 != memcmp(hash, blake2xs_keyed_kat[outlen-1], outlen)) { + goto fail; + } + } + } + + puts( "ok" ); + return 0; +fail: + puts("error"); + return -1; +} +#endif diff --git a/ppc/genkat-c.c b/ppc/genkat-c.c new file mode 100644 index 0000000..58a48fd --- /dev/null +++ b/ppc/genkat-c.c @@ -0,0 +1,139 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include +#include + +#include "blake2.h" + +#define STR_(x) #x +#define STR(x) STR_(x) + +#define LENGTH 256 + +#define MAKE_KAT(name, size_prefix) \ + do { \ + printf("static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][" #size_prefix \ + "_OUTBYTES] = \n{\n"); \ + \ + for (i = 0; i < LENGTH; ++i) { \ + name(hash, size_prefix##_OUTBYTES, in, i, NULL, 0); \ + printf("\t{\n\t\t"); \ + \ + for (j = 0; j < size_prefix##_OUTBYTES; ++j) \ + printf("0x%02X%s", hash[j], \ + (j + 1) == size_prefix##_OUTBYTES ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + printf("\t},\n"); \ + } \ + \ + printf("};\n\n\n\n\n"); \ + } while (0) + +#define MAKE_KEYED_KAT(name, size_prefix) \ + do { \ + printf("static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][" #size_prefix \ + "_OUTBYTES] = \n{\n"); \ + \ + for (i = 0; i < LENGTH; ++i) { \ + name(hash, size_prefix##_OUTBYTES, in, i, key, size_prefix##_KEYBYTES); \ + printf("\t{\n\t\t"); \ + \ + for (j = 0; j < size_prefix##_OUTBYTES; ++j) \ + printf("0x%02X%s", hash[j], \ + (j + 1) == size_prefix##_OUTBYTES ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + printf("\t},\n"); \ + } \ + \ + printf("};\n\n\n\n\n"); \ + } while (0) + +#define MAKE_XOF_KAT(name) \ + do { \ + printf("static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n"); \ + \ + for (i = 1; i <= LENGTH; ++i) { \ + name(hash, i, in, LENGTH, NULL, 0); \ + printf("\t{\n\t\t"); \ + \ + for (j = 0; j < i; ++j) \ + printf("0x%02X%s", hash[j], \ + (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + for (j = i; j < LENGTH; ++j) \ + printf("0x00%s", (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + printf("\t},\n"); \ + } \ + \ + printf("};\n\n\n\n\n"); \ + } while (0) + +#define MAKE_XOF_KEYED_KAT(name, size_prefix) \ + do { \ + printf("static const uint8_t " #name \ + "_keyed_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n"); \ + \ + for (i = 1; i <= LENGTH; ++i) { \ + name(hash, i, in, LENGTH, key, size_prefix##_KEYBYTES); \ + printf("\t{\n\t\t"); \ + \ + for (j = 0; j < i; ++j) \ + printf("0x%02X%s", hash[j], \ + (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + for (j = i; j < LENGTH; ++j) \ + printf("0x00%s", (j + 1) == LENGTH ? "\n" : j && !((j + 1) % 8) ? ",\n\t\t" : ", "); \ + \ + printf("\t},\n"); \ + } \ + \ + printf("};\n\n\n\n\n"); \ + } while (0) + +int main() { + uint8_t key[64] = {0}; + uint8_t in[LENGTH] = {0}; + uint8_t hash[LENGTH] = {0}; + size_t i, j; + + for (i = 0; i < sizeof(in); ++i) + in[i] = i; + + for (i = 0; i < sizeof(key); ++i) + key[i] = i; + + puts("#ifndef BLAKE2_KAT_H\n" + "#define BLAKE2_KAT_H\n\n\n" + "#include \n\n" + "#define BLAKE2_KAT_LENGTH " STR(LENGTH) "\n\n\n"); + MAKE_KAT(blake2s, BLAKE2S); + MAKE_KEYED_KAT(blake2s, BLAKE2S); + MAKE_KAT(blake2b, BLAKE2B); + MAKE_KEYED_KAT(blake2b, BLAKE2B); + MAKE_KAT(blake2sp, BLAKE2S); + MAKE_KEYED_KAT(blake2sp, BLAKE2S); + MAKE_KAT(blake2bp, BLAKE2B); + MAKE_KEYED_KAT(blake2bp, BLAKE2B); + MAKE_XOF_KAT(blake2xs); + MAKE_XOF_KEYED_KAT(blake2xs, BLAKE2S); + MAKE_XOF_KAT(blake2xb); + MAKE_XOF_KEYED_KAT(blake2xb, BLAKE2B); + puts("#endif"); + return 0; +} diff --git a/ppc/genkat-json.c b/ppc/genkat-json.c new file mode 100644 index 0000000..0275fb5 --- /dev/null +++ b/ppc/genkat-json.c @@ -0,0 +1,154 @@ +/* + BLAKE2 reference source code package - reference C implementations + + Copyright 2012, Samuel Neves . You may use this under the + terms of the CC0, the OpenSSL Licence, or the Apache Public License 2.0, at + your option. The terms of these licenses can be found at: + + - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0 + - OpenSSL license : https://www.openssl.org/source/license.html + - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0 + + More information about the BLAKE2 hash function can be found at + https://blake2.net. +*/ + +#include +#include +#include +#include + +#include "blake2.h" + +#define STR_(x) #x +#define STR(x) STR_(x) + +#define LENGTH 256 + +#define MAKE_KAT(name, size_prefix, first) \ + do { \ + for (i = 0; i < LENGTH; ++i) { \ + printf("%s\n{\n", i == 0 && first ? "" : ","); \ + \ + printf(" \"hash\": \"" #name "\",\n"); \ + printf(" \"in\": \""); \ + for (j = 0; j < i; ++j) \ + printf("%02x", in[j]); \ + \ + printf("\",\n"); \ + printf(" \"key\": \"\",\n"); \ + printf(" \"out\": \""); \ + \ + name(hash, size_prefix##_OUTBYTES, in, i, NULL, 0); \ + \ + for (j = 0; j < size_prefix##_OUTBYTES; ++j) \ + printf("%02x", hash[j]); \ + printf("\"\n"); \ + printf("}"); \ + } \ + } while (0) + +#define MAKE_KEYED_KAT(name, size_prefix, first) \ + do { \ + for (i = 0; i < LENGTH; ++i) { \ + printf("%s\n{\n", i == 0 && first ? "" : ","); \ + \ + printf(" \"hash\": \"" #name "\",\n"); \ + printf(" \"in\": \""); \ + for (j = 0; j < i; ++j) \ + printf("%02x", in[j]); \ + \ + printf("\",\n"); \ + printf(" \"key\": \""); \ + for (j = 0; j < size_prefix##_KEYBYTES; ++j) \ + printf("%02x", key[j]); \ + printf("\",\n"); \ + printf(" \"out\": \""); \ + \ + name(hash, size_prefix##_OUTBYTES, in, i, key, size_prefix##_KEYBYTES); \ + \ + for (j = 0; j < size_prefix##_OUTBYTES; ++j) \ + printf("%02x", hash[j]); \ + printf("\"\n"); \ + printf("}"); \ + } \ + } while (0) + +#define MAKE_XOF_KAT(name, first) \ + do { \ + for (i = 1; i <= LENGTH; ++i) { \ + printf("%s\n{\n", i == 1 && first ? "" : ","); \ + \ + printf(" \"hash\": \"" #name "\",\n"); \ + printf(" \"in\": \""); \ + for (j = 0; j < LENGTH; ++j) \ + printf("%02x", in[j]); \ + \ + printf("\",\n"); \ + printf(" \"key\": \"\",\n"); \ + printf(" \"out\": \""); \ + \ + name(hash, i, in, LENGTH, NULL, 0); \ + \ + for (j = 0; j < i; ++j) \ + printf("%02x", hash[j]); \ + printf("\"\n"); \ + printf("}"); \ + } \ + } while (0) + +#define MAKE_XOF_KEYED_KAT(name, size_prefix, first) \ + do { \ + for (i = 1; i <= LENGTH; ++i) { \ + printf("%s\n{\n", i == 1 && first ? "" : ","); \ + \ + printf(" \"hash\": \"" #name "\",\n"); \ + printf(" \"in\": \""); \ + for (j = 0; j < LENGTH; ++j) \ + printf("%02x", in[j]); \ + \ + printf("\",\n"); \ + printf(" \"key\": \""); \ + for (j = 0; j < size_prefix##_KEYBYTES; ++j) \ + printf("%02x", key[j]); \ + printf("\",\n"); \ + printf(" \"out\": \""); \ + \ + name(hash, i, in, LENGTH, key, size_prefix##_KEYBYTES); \ + \ + for (j = 0; j < i; ++j) \ + printf("%02x", hash[j]); \ + printf("\"\n"); \ + printf("}"); \ + } \ + } while (0) + +int main() { + uint8_t key[64] = {0}; + uint8_t in[LENGTH] = {0}; + uint8_t hash[LENGTH] = {0}; + size_t i, j; + + for (i = 0; i < sizeof(in); ++i) + in[i] = i; + + for (i = 0; i < sizeof(key); ++i) + key[i] = i; + + printf("["); + MAKE_KAT(blake2s, BLAKE2S, 1); + MAKE_KEYED_KAT(blake2s, BLAKE2S, 0); + MAKE_KAT(blake2b, BLAKE2B, 0); + MAKE_KEYED_KAT(blake2b, BLAKE2B, 0); + MAKE_KAT(blake2sp, BLAKE2S, 0); + MAKE_KEYED_KAT(blake2sp, BLAKE2S, 0); + MAKE_KAT(blake2bp, BLAKE2B, 0); + MAKE_KEYED_KAT(blake2bp, BLAKE2B, 0); + MAKE_XOF_KAT(blake2xs, 0); + MAKE_XOF_KEYED_KAT(blake2xs, BLAKE2S, 0); + MAKE_XOF_KAT(blake2xb, 0); + MAKE_XOF_KEYED_KAT(blake2xb, BLAKE2B, 0); + printf("\n]\n"); + fflush(stdout); + return 0; +} diff --git a/ppc/makefile b/ppc/makefile new file mode 100644 index 0000000..06b6d37 --- /dev/null +++ b/ppc/makefile @@ -0,0 +1,53 @@ +# IBM XLC compiler options. -qinfo=all is -Wall, but it is noisy +# CC=xlc +# CFLAGS=-O3 -I../testvectors +# POWER8_CFLAG=-qarch=pwr8 -qaltivec + +CC=gcc +CFLAGS=-O3 -I../testvectors -Wall -Wextra -std=c89 -pedantic -Wno-long-long +POWER8_CFLAG=-mcpu=power8 +BLAKEBINS=blake2s blake2b blake2sp blake2bp blake2xs blake2xb + +all: $(BLAKEBINS) check + +blake2s: blake2s.c + $(CC) blake2s.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2S_SELFTEST + +blake2b: blake2b.c + $(CC) blake2b.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2B_SELFTEST + +#blake2b: blake2b.c +# $(CC) -E blake2b.c -o blake2b.i.c $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2B_SELFTEST +# sed -e '/^# [0-9]/d' blake2b.i.c > blake2b.i.c.t && mv blake2b.i.c.t blake2b.i.c +# perl -pne "s/while(0);/while(0);\n/g" blake2b.i.c > blake2b.i.c.t && mv blake2b.i.c.t blake2b.i.c +# cat -s blake2b.i.c > blake2b.i.c.t && mv blake2b.i.c.t blake2b.i.c +# $(CC) blake2b.i.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2B_SELFTEST + +blake2sp: blake2sp.c blake2s.c + $(CC) blake2sp.c blake2s.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2SP_SELFTEST + +blake2bp: blake2bp.c blake2b.c + $(CC) blake2bp.c blake2b.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2BP_SELFTEST + +blake2xs: blake2xs.c blake2s.c + $(CC) blake2xs.c blake2s.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2XS_SELFTEST + +blake2xb: blake2xb.c blake2b.c + $(CC) blake2xb.c blake2b.c -o $@ $(CFLAGS) $(POWER8_CFLAG) -DBLAKE2XB_SELFTEST + +check: blake2s blake2b blake2sp blake2bp blake2xs blake2xb + ./blake2s + ./blake2b + ./blake2sp + ./blake2bp + ./blake2xs + ./blake2xb + +kat: + $(CC) $(CFLAGS) -o genkat-c genkat-c.c blake2b.c blake2s.c blake2sp.c blake2bp.c blake2xs.c blake2xb.c + $(CC) $(CFLAGS) -g -o genkat-json genkat-json.c blake2b.c blake2s.c blake2sp.c blake2bp.c blake2xs.c blake2xb.c + ./genkat-c > blake2-kat.h + ./genkat-json > blake2-kat.json + +clean: + rm -rf *.o *.i.c genkat-c genkat-json blake2-kat.h blake2-kat.json $(BLAKEBINS) -- cgit v1.2.3