diff options
Diffstat (limited to 'thirdparty/mbedtls/library/aes.c')
| -rw-r--r-- | thirdparty/mbedtls/library/aes.c | 98 |
1 files changed, 50 insertions, 48 deletions
diff --git a/thirdparty/mbedtls/library/aes.c b/thirdparty/mbedtls/library/aes.c index 0543cd7817..aff0a9939a 100644 --- a/thirdparty/mbedtls/library/aes.c +++ b/thirdparty/mbedtls/library/aes.c @@ -395,9 +395,9 @@ static uint32_t RCON[10]; /* * Tables generation code */ -#define ROTL8(x) ( ( x << 8 ) & 0xFFFFFFFF ) | ( x >> 24 ) -#define XTIME(x) ( ( x << 1 ) ^ ( ( x & 0x80 ) ? 0x1B : 0x00 ) ) -#define MUL(x,y) ( ( x && y ) ? pow[(log[x]+log[y]) % 255] : 0 ) +#define ROTL8(x) ( ( (x) << 8 ) & 0xFFFFFFFF ) | ( (x) >> 24 ) +#define XTIME(x) ( ( (x) << 1 ) ^ ( ( (x) & 0x80 ) ? 0x1B : 0x00 ) ) +#define MUL(x,y) ( ( (x) && (y) ) ? pow[(log[(x)]+log[(y)]) % 255] : 0 ) static int aes_init_done = 0; @@ -815,51 +815,53 @@ int mbedtls_aes_xts_setkey_dec( mbedtls_aes_xts_context *ctx, #endif /* !MBEDTLS_AES_SETKEY_DEC_ALT */ -#define AES_FROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \ -{ \ - X0 = *RK++ ^ AES_FT0( ( Y0 ) & 0xFF ) ^ \ - AES_FT1( ( Y1 >> 8 ) & 0xFF ) ^ \ - AES_FT2( ( Y2 >> 16 ) & 0xFF ) ^ \ - AES_FT3( ( Y3 >> 24 ) & 0xFF ); \ - \ - X1 = *RK++ ^ AES_FT0( ( Y1 ) & 0xFF ) ^ \ - AES_FT1( ( Y2 >> 8 ) & 0xFF ) ^ \ - AES_FT2( ( Y3 >> 16 ) & 0xFF ) ^ \ - AES_FT3( ( Y0 >> 24 ) & 0xFF ); \ - \ - X2 = *RK++ ^ AES_FT0( ( Y2 ) & 0xFF ) ^ \ - AES_FT1( ( Y3 >> 8 ) & 0xFF ) ^ \ - AES_FT2( ( Y0 >> 16 ) & 0xFF ) ^ \ - AES_FT3( ( Y1 >> 24 ) & 0xFF ); \ - \ - X3 = *RK++ ^ AES_FT0( ( Y3 ) & 0xFF ) ^ \ - AES_FT1( ( Y0 >> 8 ) & 0xFF ) ^ \ - AES_FT2( ( Y1 >> 16 ) & 0xFF ) ^ \ - AES_FT3( ( Y2 >> 24 ) & 0xFF ); \ -} - -#define AES_RROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \ -{ \ - X0 = *RK++ ^ AES_RT0( ( Y0 ) & 0xFF ) ^ \ - AES_RT1( ( Y3 >> 8 ) & 0xFF ) ^ \ - AES_RT2( ( Y2 >> 16 ) & 0xFF ) ^ \ - AES_RT3( ( Y1 >> 24 ) & 0xFF ); \ - \ - X1 = *RK++ ^ AES_RT0( ( Y1 ) & 0xFF ) ^ \ - AES_RT1( ( Y0 >> 8 ) & 0xFF ) ^ \ - AES_RT2( ( Y3 >> 16 ) & 0xFF ) ^ \ - AES_RT3( ( Y2 >> 24 ) & 0xFF ); \ - \ - X2 = *RK++ ^ AES_RT0( ( Y2 ) & 0xFF ) ^ \ - AES_RT1( ( Y1 >> 8 ) & 0xFF ) ^ \ - AES_RT2( ( Y0 >> 16 ) & 0xFF ) ^ \ - AES_RT3( ( Y3 >> 24 ) & 0xFF ); \ - \ - X3 = *RK++ ^ AES_RT0( ( Y3 ) & 0xFF ) ^ \ - AES_RT1( ( Y2 >> 8 ) & 0xFF ) ^ \ - AES_RT2( ( Y1 >> 16 ) & 0xFF ) ^ \ - AES_RT3( ( Y0 >> 24 ) & 0xFF ); \ -} +#define AES_FROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \ + do \ + { \ + (X0) = *RK++ ^ AES_FT0( ( (Y0) ) & 0xFF ) ^ \ + AES_FT1( ( (Y1) >> 8 ) & 0xFF ) ^ \ + AES_FT2( ( (Y2) >> 16 ) & 0xFF ) ^ \ + AES_FT3( ( (Y3) >> 24 ) & 0xFF ); \ + \ + (X1) = *RK++ ^ AES_FT0( ( (Y1) ) & 0xFF ) ^ \ + AES_FT1( ( (Y2) >> 8 ) & 0xFF ) ^ \ + AES_FT2( ( (Y3) >> 16 ) & 0xFF ) ^ \ + AES_FT3( ( (Y0) >> 24 ) & 0xFF ); \ + \ + (X2) = *RK++ ^ AES_FT0( ( (Y2) ) & 0xFF ) ^ \ + AES_FT1( ( (Y3) >> 8 ) & 0xFF ) ^ \ + AES_FT2( ( (Y0) >> 16 ) & 0xFF ) ^ \ + AES_FT3( ( (Y1) >> 24 ) & 0xFF ); \ + \ + (X3) = *RK++ ^ AES_FT0( ( (Y3) ) & 0xFF ) ^ \ + AES_FT1( ( (Y0) >> 8 ) & 0xFF ) ^ \ + AES_FT2( ( (Y1) >> 16 ) & 0xFF ) ^ \ + AES_FT3( ( (Y2) >> 24 ) & 0xFF ); \ + } while( 0 ) + +#define AES_RROUND(X0,X1,X2,X3,Y0,Y1,Y2,Y3) \ + do \ + { \ + (X0) = *RK++ ^ AES_RT0( ( (Y0) ) & 0xFF ) ^ \ + AES_RT1( ( (Y3) >> 8 ) & 0xFF ) ^ \ + AES_RT2( ( (Y2) >> 16 ) & 0xFF ) ^ \ + AES_RT3( ( (Y1) >> 24 ) & 0xFF ); \ + \ + (X1) = *RK++ ^ AES_RT0( ( (Y1) ) & 0xFF ) ^ \ + AES_RT1( ( (Y0) >> 8 ) & 0xFF ) ^ \ + AES_RT2( ( (Y3) >> 16 ) & 0xFF ) ^ \ + AES_RT3( ( (Y2) >> 24 ) & 0xFF ); \ + \ + (X2) = *RK++ ^ AES_RT0( ( (Y2) ) & 0xFF ) ^ \ + AES_RT1( ( (Y1) >> 8 ) & 0xFF ) ^ \ + AES_RT2( ( (Y0) >> 16 ) & 0xFF ) ^ \ + AES_RT3( ( (Y3) >> 24 ) & 0xFF ); \ + \ + (X3) = *RK++ ^ AES_RT0( ( (Y3) ) & 0xFF ) ^ \ + AES_RT1( ( (Y2) >> 8 ) & 0xFF ) ^ \ + AES_RT2( ( (Y1) >> 16 ) & 0xFF ) ^ \ + AES_RT3( ( (Y0) >> 24 ) & 0xFF ); \ + } while( 0 ) /* * AES-ECB block encryption |