120 lines
2.8 KiB
C
120 lines
2.8 KiB
C
#include "crypto_encode_761x1531.h"
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/* auto-generated; do not edit */
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#define int16 int16_t
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#define uint16 uint16_t
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#define uint32 uint32_t
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void PQCLEAN_SNTRUP761_CLEAN_crypto_encode_761x1531(unsigned char *out, const void *v) {
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const int16 *R0 = v;
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/* XXX: caller could overlap R with input */
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uint16 R[381];
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long i;
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uint16 r0, r1;
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uint32 r2;
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for (i = 0; i < 380; ++i) {
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r0 = (uint16) ((((R0[2 * i] + 2295) & 16383) * 10923) >> 15);
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r1 = (uint16) ((((R0[2 * i + 1] + 2295) & 16383) * 10923) >> 15);
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r2 = r0 + r1 * (uint32)1531;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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R[380] = (uint16) ((((R0[760] + 2295) & 16383) * 10923) >> 15);
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for (i = 0; i < 190; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)9157;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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R[190] = R[380];
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for (i = 0; i < 95; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)1280;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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R[95] = R[190];
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for (i = 0; i < 48; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)6400;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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for (i = 0; i < 24; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)625;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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for (i = 0; i < 12; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)1526;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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for (i = 0; i < 6; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)9097;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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for (i = 0; i < 3; ++i) {
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r0 = R[2 * i];
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r1 = R[2 * i + 1];
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r2 = r0 + r1 * (uint32)1263;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[i] = (uint16) r2;
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}
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r0 = R[0];
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r1 = R[1];
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r2 = r0 + r1 * (uint32)6232;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[0] = (uint16) r2;
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R[1] = R[2];
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r0 = R[0];
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r1 = R[1];
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r2 = r0 + r1 * (uint32)593;
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*out++ = (unsigned char) r2;
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r2 >>= 8;
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R[0] = (uint16) r2;
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r0 = R[0];
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*out++ = (unsigned char) r0;
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r0 >>= 8;
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*out++ = (unsigned char) r0;
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}
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