On Tuesday, October 29, 2013 10:35:42 PM Peter Wu wrote: > Pyrit computes pairwise master keys (PMKs) to attack WPA/WPA2-PSK. This > test verifies two aspects: > > - Computation of the second round of a HMAC (using SHA-1). > - A calculation of the PMK key. > > Both tests use test vectors from IEEE 802.11-2012, pre-processed to fit > in the model used by Pyrit (one part is pre-calculated before passing it > to the kernel). > > The results have been verified with POCL and r600g (mesa master+llvm > trunk). > > Signed-off-by: Peter Wu <[email protected]> > --- > v2: copy global value to private memory space before passing to function > sha1_process. Fixes sha1_process_test failure with r600g. > --- > tests/cl/program/execute/pyrit-wpa-psk.cl | 286 > ++++++++++++++++++++++++++++++ 1 file changed, 286 insertions(+) > create mode 100644 tests/cl/program/execute/pyrit-wpa-psk.cl > > diff --git a/tests/cl/program/execute/pyrit-wpa-psk.cl > b/tests/cl/program/execute/pyrit-wpa-psk.cl new file mode 100644 > index 0000000..d65b01f > --- /dev/null > +++ b/tests/cl/program/execute/pyrit-wpa-psk.cl > @@ -0,0 +1,286 @@ > +/* > + * The test vector (3) is retrieved from IEEE 802.11-2012, M.4.3 Test > vectors. + * (pre-processed to be suitable for this kernel) > + */ > + > +/*! > +[config] > +name: Pyrit WPA2-PSK accelerator > +clc_version_min: 10 > + > +[test] > +name: Modified SHA1 > +kernel_name: sha1_process_test > +arg_in: 0 buffer uint[5] 0xe3bcd593 0x6ca97caf 0x4649641c 0x0e1f5a9a > 0xfc7c4ae4 +arg_in: 1 buffer uint[5] 0x4fd12729 0x58d980a3 0x0a67237e > 0xdc613a91 0xb22be163 +arg_out: 1 buffer uint[5] 0x361d6abc 0x7ce2d5af > 0x76ae1207 0xf2f3c14b 0x1ea9d157 + > +[test] > +kernel_name: opencl_pmk_kernel > +arg_in: 0 buffer uint[20] \ > + 0xe3bcd593 0x6ca97caf 0x4649641c 0x0e1f5a9a 0xfc7c4ae4 0x6a7ffb2d > 0x441f7f1c \ + 0x26ee2ef9 0x5cc03865 0xbccde0ce 0x4fd12729 0x58d980a3 > 0x0a67237e 0xdc613a91 \ + 0xb22be163 0xe1f8b33b 0x097bf8ff 0x651c04f9 > 0x2e727d48 0xf6ba8052 +arg_out: 1 buffer uint[8] \ > + 0xbecb9386 0x6bb8c383 0x2cb777c2 0xf559807c \ > + 0x8c59afcb 0x6eae7348 0x85001300 0xa981cc62 > +!*/ > + > +typedef unsigned int uint32_t; > + > +typedef struct { > + uint32_t h0, h1, h2, h3, h4; > +} SHA_DEV_CTX; > + > +#define CPY_DEVCTX(src, dst) \ > +{ \ > + (dst).h0 = (src).h0; (dst).h1 = (src).h1; \ > + (dst).h2 = (src).h2; (dst).h3 = (src).h3; \ > + (dst).h4 = (src).h4; \ > +} > + > +typedef struct { > + SHA_DEV_CTX ctx_ipad; > + SHA_DEV_CTX ctx_opad; > + SHA_DEV_CTX e1; > + SHA_DEV_CTX e2; > +} gpu_inbuffer; > + > +typedef struct { > + SHA_DEV_CTX pmk1; > + SHA_DEV_CTX pmk2; > +} gpu_outbuffer; > + > +void sha1_process(__private const SHA_DEV_CTX ctx, __private SHA_DEV_CTX > *data); + > +__kernel > +void sha1_process_test(__global const SHA_DEV_CTX *ctxp, __global > SHA_DEV_CTX *data) { + SHA_DEV_CTX data_priv; > + SHA_DEV_CTX ctx_priv; > + > + CPY_DEVCTX(data[0], data_priv); > + CPY_DEVCTX(ctxp[0], ctx_priv); > + sha1_process(ctx_priv, &data_priv); > + CPY_DEVCTX(data_priv, data[0]); > +} > + > +/* vim: set sw=2 ts=2 et: */ > + > +/* The following is copied verbatim from _cpyrit_oclkernel.cl. */ > +/* > +# > +# Copyright 2008-2011 Lukas Lueg, [email protected] > +# > +# This file is part of Pyrit. > +# > +# Pyrit is free software: you can redistribute it and/or modify > +# it under the terms of the GNU General Public License as published by > +# the Free Software Foundation, either version 3 of the License, or > +# (at your option) any later version. > +# > +# Pyrit is distributed in the hope that it will be useful, > +# but WITHOUT ANY WARRANTY; without even the implied warranty of > +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > +# GNU General Public License for more details. > +# > +# You should have received a copy of the GNU General Public License > +# along with Pyrit. If not, see <http://www.gnu.org/licenses/>. > +# > +# Additional permission under GNU GPL version 3 section 7 > +# > +# If you modify this Program, or any covered work, by linking or > +# combining it with any library or libraries implementing the > +# Khronos Group OpenCL Standard v1.0 or later (or modified > +# versions of those libraries), containing parts covered by the > +# terms of the licenses of their respective copyright owners, > +# the licensors of this Program grant you additional permission > +# to convey the resulting work. > +*/
Piglit is licensed under the MIT, is there any possibility this snippit could
be relicensed under a permissive license?
> +
> +void sha1_process(__private const SHA_DEV_CTX ctx, __private SHA_DEV_CTX
> *data) +{
> +
> + uint32_t temp, W[16], A, B, C, D, E;
> +
> + W[ 0] = data->h0; W[ 1] = data->h1;
> + W[ 2] = data->h2; W[ 3] = data->h3;
> + W[ 4] = data->h4; W[ 5] = 0x80000000;
> + W[ 6] = 0; W[ 7] = 0;
> + W[ 8] = 0; W[ 9] = 0;
> + W[10] = 0; W[11] = 0;
> + W[12] = 0; W[13] = 0;
> + W[14] = 0; W[15] = (64+20)*8;
> +
> + A = ctx.h0;
> + B = ctx.h1;
> + C = ctx.h2;
> + D = ctx.h3;
> + E = ctx.h4;
> +
> +#undef R
> +#define R(t) \
> +( \
> + temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \
> + W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \
> + ( W[t & 0x0F] = rotate((int)temp,1) ) \
> +)
> +
> +#undef P
> +#define P(a,b,c,d,e,x) \
> +{ \
> + e += rotate((int)a,5) + F(b,c,d) + K + x; b = rotate((int)b,30);\
> +}
> +
> +#define F(x,y,z) (z ^ (x & (y ^ z)))
> +#define K 0x5A827999
> +
> + P( A, B, C, D, E, W[0] );
> + P( E, A, B, C, D, W[1] );
> + P( D, E, A, B, C, W[2] );
> + P( C, D, E, A, B, W[3] );
> + P( B, C, D, E, A, W[4] );
> + P( A, B, C, D, E, W[5] );
> + P( E, A, B, C, D, W[6] );
> + P( D, E, A, B, C, W[7] );
> + P( C, D, E, A, B, W[8] );
> + P( B, C, D, E, A, W[9] );
> + P( A, B, C, D, E, W[10] );
> + P( E, A, B, C, D, W[11] );
> + P( D, E, A, B, C, W[12] );
> + P( C, D, E, A, B, W[13] );
> + P( B, C, D, E, A, W[14] );
> + P( A, B, C, D, E, W[15] );
> + P( E, A, B, C, D, R(16) );
> + P( D, E, A, B, C, R(17) );
> + P( C, D, E, A, B, R(18) );
> + P( B, C, D, E, A, R(19) );
> +
> +#undef K
> +#undef F
> +
> +#define F(x,y,z) (x ^ y ^ z)
> +#define K 0x6ED9EBA1
> +
> + P( A, B, C, D, E, R(20) );
> + P( E, A, B, C, D, R(21) );
> + P( D, E, A, B, C, R(22) );
> + P( C, D, E, A, B, R(23) );
> + P( B, C, D, E, A, R(24) );
> + P( A, B, C, D, E, R(25) );
> + P( E, A, B, C, D, R(26) );
> + P( D, E, A, B, C, R(27) );
> + P( C, D, E, A, B, R(28) );
> + P( B, C, D, E, A, R(29) );
> + P( A, B, C, D, E, R(30) );
> + P( E, A, B, C, D, R(31) );
> + P( D, E, A, B, C, R(32) );
> + P( C, D, E, A, B, R(33) );
> + P( B, C, D, E, A, R(34) );
> + P( A, B, C, D, E, R(35) );
> + P( E, A, B, C, D, R(36) );
> + P( D, E, A, B, C, R(37) );
> + P( C, D, E, A, B, R(38) );
> + P( B, C, D, E, A, R(39) );
> +
> +#undef K
> +#undef F
> +
> +#define F(x,y,z) ((x & y) | (z & (x | y)))
> +#define K 0x8F1BBCDC
> +
> + P( A, B, C, D, E, R(40) );
> + P( E, A, B, C, D, R(41) );
> + P( D, E, A, B, C, R(42) );
> + P( C, D, E, A, B, R(43) );
> + P( B, C, D, E, A, R(44) );
> + P( A, B, C, D, E, R(45) );
> + P( E, A, B, C, D, R(46) );
> + P( D, E, A, B, C, R(47) );
> + P( C, D, E, A, B, R(48) );
> + P( B, C, D, E, A, R(49) );
> + P( A, B, C, D, E, R(50) );
> + P( E, A, B, C, D, R(51) );
> + P( D, E, A, B, C, R(52) );
> + P( C, D, E, A, B, R(53) );
> + P( B, C, D, E, A, R(54) );
> + P( A, B, C, D, E, R(55) );
> + P( E, A, B, C, D, R(56) );
> + P( D, E, A, B, C, R(57) );
> + P( C, D, E, A, B, R(58) );
> + P( B, C, D, E, A, R(59) );
> +
> +#undef K
> +#undef F
> +
> +#define F(x,y,z) (x ^ y ^ z)
> +#define K 0xCA62C1D6
> +
> + P( A, B, C, D, E, R(60) );
> + P( E, A, B, C, D, R(61) );
> + P( D, E, A, B, C, R(62) );
> + P( C, D, E, A, B, R(63) );
> + P( B, C, D, E, A, R(64) );
> + P( A, B, C, D, E, R(65) );
> + P( E, A, B, C, D, R(66) );
> + P( D, E, A, B, C, R(67) );
> + P( C, D, E, A, B, R(68) );
> + P( B, C, D, E, A, R(69) );
> + P( A, B, C, D, E, R(70) );
> + P( E, A, B, C, D, R(71) );
> + P( D, E, A, B, C, R(72) );
> + P( C, D, E, A, B, R(73) );
> + P( B, C, D, E, A, R(74) );
> + P( A, B, C, D, E, R(75) );
> + P( E, A, B, C, D, R(76) );
> + P( D, E, A, B, C, R(77) );
> + P( C, D, E, A, B, R(78) );
> + P( B, C, D, E, A, R(79) );
> +
> +#undef K
> +#undef F
> +
> + data->h0 = ctx.h0 + A;
> + data->h1 = ctx.h1 + B;
> + data->h2 = ctx.h2 + C;
> + data->h3 = ctx.h3 + D;
> + data->h4 = ctx.h4 + E;
> +
> +}
> +
> +__kernel
> +void opencl_pmk_kernel(__global gpu_inbuffer *inbuffer, __global
> gpu_outbuffer *outbuffer) { + int i;
> + const int idx = get_global_id(0);
> + SHA_DEV_CTX temp_ctx;
> + SHA_DEV_CTX pmk_ctx;
> + SHA_DEV_CTX ipad;
> + SHA_DEV_CTX opad;
> +
> + CPY_DEVCTX(inbuffer[idx].ctx_ipad, ipad);
> + CPY_DEVCTX(inbuffer[idx].ctx_opad, opad);
> +
> + CPY_DEVCTX(inbuffer[idx].e1, temp_ctx);
> + CPY_DEVCTX(temp_ctx, pmk_ctx);
> + for( i = 0; i < 4096-1; i++ )
> + {
> + sha1_process(ipad, &temp_ctx);
> + sha1_process(opad, &temp_ctx);
> + pmk_ctx.h0 ^= temp_ctx.h0; pmk_ctx.h1 ^= temp_ctx.h1;
> + pmk_ctx.h2 ^= temp_ctx.h2; pmk_ctx.h3 ^= temp_ctx.h3;
> + pmk_ctx.h4 ^= temp_ctx.h4;
> + }
> + CPY_DEVCTX(pmk_ctx, outbuffer[idx].pmk1);
> +
> +
> + CPY_DEVCTX(inbuffer[idx].e2, temp_ctx);
> + CPY_DEVCTX(temp_ctx, pmk_ctx);
> + for( i = 0; i < 4096-1; i++ )
> + {
> + sha1_process(ipad, &temp_ctx);
> + sha1_process(opad, &temp_ctx);
> + pmk_ctx.h0 ^= temp_ctx.h0; pmk_ctx.h1 ^= temp_ctx.h1;
> + pmk_ctx.h2 ^= temp_ctx.h2; pmk_ctx.h3 ^= temp_ctx.h3;
> + pmk_ctx.h4 ^= temp_ctx.h4;
> + }
> + CPY_DEVCTX(pmk_ctx, outbuffer[idx].pmk2);
> +}
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