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Unified Diff: Modules/_sha3/kcp/KeccakSponge.c

Issue 16113: Add SHA-3 (Keccak) support
Patch Set: Created 3 years, 1 month ago
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new file mode 100644
index 0000000000000000000000000000000000000000..afdb73172f3478f8044a3bb9a52b51af4bd28943
--- /dev/null
+++ b/Modules/_sha3/kcp/KeccakSponge.c
@@ -0,0 +1,92 @@
+/*
+Implementation by the Keccak, Keyak and Ketje Teams, namely, Guido Bertoni,
+Joan Daemen, Michaƫl Peeters, Gilles Van Assche and Ronny Van Keer, hereby
+denoted as "the implementer".
+
+For more information, feedback or questions, please refer to our websites:
+http://keccak.noekeon.org/
+http://keyak.noekeon.org/
+http://ketje.noekeon.org/
+
+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/
+*/
+
+#include "KeccakSponge.h"
+
+#ifdef KeccakReference
+ #include "displayIntermediateValues.h"
+#endif
+
+#ifndef KeccakP200_excluded
+ #include "KeccakP-200-SnP.h"
+
+ #define prefix KeccakWidth200
+ #define SnP KeccakP200
+ #define SnP_width 200
+ #define SnP_Permute KeccakP200_Permute_18rounds
+ #if defined(KeccakF200_FastLoop_supported)
+ #define SnP_FastLoop_Absorb KeccakF200_FastLoop_Absorb
+ #endif
+ #include "KeccakSponge.inc"
+ #undef prefix
+ #undef SnP
+ #undef SnP_width
+ #undef SnP_Permute
+ #undef SnP_FastLoop_Absorb
+#endif
+
+#ifndef KeccakP400_excluded
+ #include "KeccakP-400-SnP.h"
+
+ #define prefix KeccakWidth400
+ #define SnP KeccakP400
+ #define SnP_width 400
+ #define SnP_Permute KeccakP400_Permute_20rounds
+ #if defined(KeccakF400_FastLoop_supported)
+ #define SnP_FastLoop_Absorb KeccakF400_FastLoop_Absorb
+ #endif
+ #include "KeccakSponge.inc"
+ #undef prefix
+ #undef SnP
+ #undef SnP_width
+ #undef SnP_Permute
+ #undef SnP_FastLoop_Absorb
+#endif
+
+#ifndef KeccakP800_excluded
+ #include "KeccakP-800-SnP.h"
+
+ #define prefix KeccakWidth800
+ #define SnP KeccakP800
+ #define SnP_width 800
+ #define SnP_Permute KeccakP800_Permute_22rounds
+ #if defined(KeccakF800_FastLoop_supported)
+ #define SnP_FastLoop_Absorb KeccakF800_FastLoop_Absorb
+ #endif
+ #include "KeccakSponge.inc"
+ #undef prefix
+ #undef SnP
+ #undef SnP_width
+ #undef SnP_Permute
+ #undef SnP_FastLoop_Absorb
+#endif
+
+#ifndef KeccakP1600_excluded
+ #include "KeccakP-1600-SnP.h"
+
+ #define prefix KeccakWidth1600
+ #define SnP KeccakP1600
+ #define SnP_width 1600
+ #define SnP_Permute KeccakP1600_Permute_24rounds
+ #if defined(KeccakF1600_FastLoop_supported)
+ #define SnP_FastLoop_Absorb KeccakF1600_FastLoop_Absorb
+ #endif
+ #include "KeccakSponge.inc"
+ #undef prefix
+ #undef SnP
+ #undef SnP_width
+ #undef SnP_Permute
+ #undef SnP_FastLoop_Absorb
+#endif
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