dqn: Remove dupe file, fix missing DQN_ONLY_PROFILER check
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3
dqn.h
3
dqn.h
@ -49,7 +49,8 @@
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defined(DQN_ONLY_M4) || \
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defined(DQN_ONLY_M4) || \
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defined(DQN_ONLY_RECT) || \
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defined(DQN_ONLY_RECT) || \
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defined(DQN_ONLY_JSON_BUILDER) || \
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defined(DQN_ONLY_JSON_BUILDER) || \
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defined(DQN_ONLY_BIN)
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defined(DQN_ONLY_BIN) || \
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defined(DQN_ONLY_PROFILER)
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#if !defined(DQN_ONLY_VARRAY)
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#if !defined(DQN_ONLY_VARRAY)
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#define DQN_NO_VARRAY
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#define DQN_NO_VARRAY
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@ -1,100 +0,0 @@
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#if defined(DQN_KECCAK_H)
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// -----------------------------------------------------------------------------
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// Dqn_Keccak Reference Implementation
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// -----------------------------------------------------------------------------
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// A very compact Keccak implementation taken from the reference implementation
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// repository
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//
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// https://github.com/XKCP/XKCP/blob/master/Standalone/CompactFIPS202/C/Keccak-more-compact.c
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//
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#define FOR(i,n) for(i=0; i<n; ++i)
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typedef unsigned char u8;
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typedef unsigned long long int u64;
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typedef unsigned int ui;
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void Keccak(ui r, ui c, const u8 *in, u64 inLen, u8 sfx, u8 *out, u64 outLen);
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void FIPS202_SHAKE128(const u8 *in, u64 inLen, u8 *out, u64 outLen) { Keccak(1344, 256, in, inLen, 0x1F, out, outLen); }
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void FIPS202_SHAKE256(const u8 *in, u64 inLen, u8 *out, u64 outLen) { Keccak(1088, 512, in, inLen, 0x1F, out, outLen); }
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void FIPS202_SHA3_224(const u8 *in, u64 inLen, u8 *out) { Keccak(1152, 448, in, inLen, 0x06, out, 28); }
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void FIPS202_SHA3_256(const u8 *in, u64 inLen, u8 *out) { Keccak(1088, 512, in, inLen, 0x06, out, 32); }
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void FIPS202_SHA3_384(const u8 *in, u64 inLen, u8 *out) { Keccak(832, 768, in, inLen, 0x06, out, 48); }
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void FIPS202_SHA3_512(const u8 *in, u64 inLen, u8 *out) { Keccak(576, 1024, in, inLen, 0x06, out, 64); }
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int LFSR86540(u8 *R) { (*R)=((*R)<<1)^(((*R)&0x80)?0x71:0); return ((*R)&2)>>1; }
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#define ROL(a,o) ((((u64)a)<<o)^(((u64)a)>>(64-o)))
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static u64 load64(const u8 *x) { ui i; u64 u=0; FOR(i,8) { u<<=8; u|=x[7-i]; } return u; }
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static void store64(u8 *x, u64 u) { ui i; FOR(i,8) { x[i]=u; u>>=8; } }
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static void xor64(u8 *x, u64 u) { ui i; FOR(i,8) { x[i]^=u; u>>=8; } }
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#define rL(x,y) load64((u8*)s+8*(x+5*y))
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#define wL(x,y,l) store64((u8*)s+8*(x+5*y),l)
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#define XL(x,y,l) xor64((u8*)s+8*(x+5*y),l)
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void KeccakF1600(void *s)
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{
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ui r,x,y,i,j,Y; u8 R=0x01; u64 C[5],D;
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for(i=0; i<24; i++) {
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/*θ*/ FOR(x,5) C[x]=rL(x,0)^rL(x,1)^rL(x,2)^rL(x,3)^rL(x,4); FOR(x,5) { D=C[(x+4)%5]^ROL(C[(x+1)%5],1); FOR(y,5) XL(x,y,D); }
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/*ρπ*/ x=1; y=r=0; D=rL(x,y); FOR(j,24) { r+=j+1; Y=(2*x+3*y)%5; x=y; y=Y; C[0]=rL(x,y); wL(x,y,ROL(D,r%64)); D=C[0]; }
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/*χ*/ FOR(y,5) { FOR(x,5) C[x]=rL(x,y); FOR(x,5) wL(x,y,C[x]^((~C[(x+1)%5])&C[(x+2)%5])); }
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/*ι*/ FOR(j,7) if (LFSR86540(&R)) XL(0,0,(u64)1<<((1<<j)-1));
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}
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}
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void Keccak(ui r, ui c, const u8 *in, u64 inLen, u8 sfx, u8 *out, u64 outLen)
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{
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/*initialize*/ u8 s[200]; ui R=r/8; ui i,b=0; FOR(i,200) s[i]=0;
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/*absorb*/ while(inLen>0) { b=(inLen<R)?inLen:R; FOR(i,b) s[i]^=in[i]; in+=b; inLen-=b; if (b==R) { KeccakF1600(s); b=0; } }
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/*pad*/ s[b]^=sfx; if((sfx&0x80)&&(b==(R-1))) KeccakF1600(s); s[R-1]^=0x80; KeccakF1600(s);
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/*squeeze*/ while(outLen>0) { b=(outLen<R)?outLen:R; FOR(i,b) out[i]=s[i]; out+=b; outLen-=b; if(outLen>0) KeccakF1600(s); }
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}
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// PCG32 Random Number Generator
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// -----------------------------------------------------------------------------
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// NOTE: https://github.com/imneme/pcg-c-basic
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struct pcg_state_setseq_64
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{ // Internals are *Private*.
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uint64_t state; // RNG state. All values are possible.
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uint64_t inc; // Controls which RNG sequence (stream) is
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// selected. Must *always* be odd.
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};
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typedef struct pcg_state_setseq_64 pcg32_random_t;
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// pcg32_random_r(rng)
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// Generate a uniformly distributed 32-bit random number
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uint32_t pcg32_random_r(pcg32_random_t* rng)
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{
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uint64_t oldstate = rng->state;
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rng->state = oldstate * 6364136223846793005ULL + rng->inc;
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uint32_t xorshifted = ((oldstate >> 18u) ^ oldstate) >> 27u;
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uint32_t rot = oldstate >> 59u;
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return (xorshifted >> rot) | (xorshifted << ((-rot) & 31));
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}
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// pcg32_srandom_r(rng, initstate, initseq):
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// Seed the rng. Specified in two parts, state initializer and a
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// sequence selection constant (a.k.a. stream id)
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void pcg32_srandom_r(pcg32_random_t* rng, uint64_t initstate, uint64_t initseq)
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{
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rng->state = 0U;
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rng->inc = (initseq << 1u) | 1u;
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pcg32_random_r(rng);
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rng->state += initstate;
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pcg32_random_r(rng);
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}
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// pcg32_boundedrand_r(rng, bound):
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// Generate a uniformly distributed number, r, where 0 <= r < bound
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uint32_t pcg32_boundedrand_r(pcg32_random_t* rng, uint32_t bound)
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{
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uint32_t threshold = -bound % bound;
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for (;;) {
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uint32_t r = pcg32_random_r(rng);
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if (r >= threshold)
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return r % bound;
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}
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}
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#endif // DQN_KECCAK_H
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