Add the pristine SHA3 reference sources.

Add the SHA3 reference implementation (public domain) which will be used
in a later commit to add support for SHA3 to QCryptographicHash.

Change-Id: Id0e9d47d628cc94f1d3d2a7696836bc43f6ddf61
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

1 files changed, 124 insertions, 0 deletions

diff --git a/src/3rdparty/sha3/KeccakF-1600-unrolling.macros b/src/3rdparty/sha3/KeccakF-1600-unrolling.macros
new file mode 100755
index 0000000000..83c694ca48
--- /dev/null
+++ b/src/3rdparty/sha3/KeccakF-1600-unrolling.macros
@@ -0,0 +1,124 @@
+/*
+The Keccak sponge function, designed by Guido Bertoni, Joan Daemen,
+Michaël Peeters and Gilles Van Assche. For more information, feedback or
+questions, please refer to our website: http://keccak.noekeon.org/
+
+Implementation by the designers,
+hereby denoted as "the implementer".
+
+To the extent possible under law, the implementer has waived all copyright
+and related or neighboring rights to the source code in this file.
+http://creativecommons.org/publicdomain/zero/1.0/
+*/
+
+#if (Unrolling == 24)
+#define rounds \
+    prepareTheta \
+    thetaRhoPiChiIotaPrepareTheta( 0, A, E) \
+    thetaRhoPiChiIotaPrepareTheta( 1, E, A) \
+    thetaRhoPiChiIotaPrepareTheta( 2, A, E) \
+    thetaRhoPiChiIotaPrepareTheta( 3, E, A) \
+    thetaRhoPiChiIotaPrepareTheta( 4, A, E) \
+    thetaRhoPiChiIotaPrepareTheta( 5, E, A) \
+    thetaRhoPiChiIotaPrepareTheta( 6, A, E) \
+    thetaRhoPiChiIotaPrepareTheta( 7, E, A) \
+    thetaRhoPiChiIotaPrepareTheta( 8, A, E) \
+    thetaRhoPiChiIotaPrepareTheta( 9, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(10, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(11, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(12, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(13, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(14, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(15, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(16, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(17, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(18, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(19, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(20, A, E) \
+    thetaRhoPiChiIotaPrepareTheta(21, E, A) \
+    thetaRhoPiChiIotaPrepareTheta(22, A, E) \
+    thetaRhoPiChiIota(23, E, A) \
+    copyToState(state, A)
+#elif (Unrolling == 12)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=12) { \
+        thetaRhoPiChiIotaPrepareTheta(i   , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 1, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 2, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 3, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 4, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 5, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 6, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 7, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 8, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+ 9, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+10, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+11, E, A) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 8)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=8) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+1, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+2, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+3, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+4, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+5, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+6, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+7, E, A) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 6)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=6) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+1, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+2, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+3, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+4, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+5, E, A) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 4)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=4) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+1, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+2, A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+3, E, A) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 3)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=3) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+1, E, A) \
+        thetaRhoPiChiIotaPrepareTheta(i+2, A, E) \
+        copyStateVariables(A, E) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 2)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i+=2) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        thetaRhoPiChiIotaPrepareTheta(i+1, E, A) \
+    } \
+    copyToState(state, A)
+#elif (Unrolling == 1)
+#define rounds \
+    prepareTheta \
+    for(i=0; i<24; i++) { \
+        thetaRhoPiChiIotaPrepareTheta(i  , A, E) \
+        copyStateVariables(A, E) \
+    } \
+    copyToState(state, A)
+#else
+#error "Unrolling is not correctly specified!"
+#endif