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This commit is contained in:
Bill Cox
2015-03-05 21:24:55 -08:00
parent fb21ba615f
commit ffd784bf05
4 changed files with 52 additions and 6 deletions
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5
software/Makefile
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@@ -1,4 +1,4 @@
all: infnoise infnoise-v1
all: infnoise infnoise-v1 passgen
infnoise: infnoise.c infnoise.h healthcheck.c writeentropy.c Keccak/KeccakF-1600-reference.c Keccak/brg_endian.h
gcc -Wall -std=c99 -O3 -I Keccak -o infnoise infnoise.c healthcheck.c writeentropy.c Keccak/KeccakF-1600-reference.c -lftdi -lm -lrt
@@ -6,5 +6,8 @@ infnoise: infnoise.c infnoise.h healthcheck.c writeentropy.c Keccak/KeccakF-1600
infnoise-v1: infnoise.c infnoise.h healthcheck.c writeentropy.c Keccak/KeccakF-1600-reference.c Keccak/brg_endian.h
gcc -Wall -std=c99 -O3 -DVERSION1 -I Keccak -o infnoise-v1 infnoise.c healthcheck.c writeentropy.c Keccak/KeccakF-1600-reference.c -lftdi -lm -lrt
passgen: passgen.c
gcc -Wall -std=c99 -O3 -o passgen passgen.c -lm
clean:
rm -f infnoise infnoise-v1

2
software/infnoise.c
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@@ -24,7 +24,7 @@
#define MAX_MICROSEC_FOR_SAMPLES 5000
// This is the gain of each of the two op-amp stages in the INM
#define DESIGN_K 1.82
#define DESIGN_K 1.84
// This defines which pins on the FT240X are used
#ifdef VERSION1

8
software/tools/Makefile
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@@ -1,4 +1,4 @@
all: healthcheck findlongest entcheck hex2bin bin2hex flipbits genbits
all: healthcheck findlongest entcheck hex2bin bin2hex flipbits dice
healthcheck: ../healthcheck.c
gcc -Wall -std=c99 -O3 -D TEST_HEALTHCHECK -o healthcheck ../healthcheck.c -lm -lrt
@@ -18,8 +18,8 @@ bin2hex: bin2hex.c
flipbits: flipbits.c
gcc -Wall -std=c99 -O3 -o flipbits flipbits.c
genbits: genbits.c
gcc -Wall -std=c99 -O3 -o genbits genbits.c
dice: dice.c
gcc -Wall -std=c99 -O3 -o dice dice.c
clean:
rm -f healthcheck findlongest entcheck hex2bin bin2hex flipbits
rm -f healthcheck findlongest entcheck hex2bin bin2hex flipbits dice

43
software/tools/dice.c Normal file
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@@ -0,0 +1,43 @@
// This is a simple program to read from a binary file of random bits and generate
// dice rolls.
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
// Role a single die.
static void rollDie(uint32_t sides, FILE *file) {
uint32_t randVal;
do {
uint32_t numBytes = 0;
randVal = 0;
while (1 << (8*numBytes) <= sides) {
numBytes++;
int c = getc(file);
if (c == EOF) {
printf("Ran out of random data\n");
exit(1);
}
randVal = (randVal << 8) | getc(file);
}
} while(randVal >= sides);
printf(" %u", randVal + 1);
}
int main(int argc, char **argv) {
if (argc != 4) {
printf("Usage: dice randFile numDice numSides\n");
return 1;
}
FILE *file = fopen(argv[1], "r");
uint32_t dice = atoi(argv[2]);
uint32_t sides = atoi(argv[3]);
uint32_t i;
printf("Rolling %u %u-sided dice:", dice, sides);
for (i = 0; i < dice; i++) {
rollDie(sides, file);
}
printf("\n");
fclose(file);
return 0;
}