mirror of
https://github.com/servalproject/serval-dna.git
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bf9710fd5a
This only affects build_android, if nacl-gcc-prep is run then build/`uname -s` will be created.
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
#include <stdlib.h>
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#include "randombytes.h"
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#include "cpucycles.h"
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#include "crypto_secretbox.h"
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extern void printentry(long long,const char *,long long *,long long);
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extern unsigned char *alignedcalloc(unsigned long long);
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extern const char *primitiveimplementation;
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extern const char *implementationversion;
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extern const char *sizenames[];
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extern const long long sizes[];
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extern void allocate(void);
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extern void measure(void);
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const char *primitiveimplementation = crypto_secretbox_IMPLEMENTATION;
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const char *implementationversion = crypto_secretbox_VERSION;
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const char *sizenames[] = { "keybytes", "noncebytes", "zerobytes", "boxzerobytes", 0 };
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const long long sizes[] = { crypto_secretbox_KEYBYTES, crypto_secretbox_NONCEBYTES, crypto_secretbox_ZEROBYTES, crypto_secretbox_BOXZEROBYTES };
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#define MAXTEST_BYTES 4096
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static unsigned char *k;
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static unsigned char *n;
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static unsigned char *m;
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static unsigned char *c;
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void preallocate(void)
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{
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}
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void allocate(void)
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{
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k = alignedcalloc(crypto_secretbox_KEYBYTES);
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n = alignedcalloc(crypto_secretbox_NONCEBYTES);
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m = alignedcalloc(MAXTEST_BYTES + crypto_secretbox_ZEROBYTES);
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c = alignedcalloc(MAXTEST_BYTES + crypto_secretbox_ZEROBYTES);
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}
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#define TIMINGS 15
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static long long cycles[TIMINGS + 1];
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void measure(void)
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{
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int i;
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int loop;
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int mlen;
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for (loop = 0;loop < LOOPS;++loop) {
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for (mlen = 0;mlen <= MAXTEST_BYTES;mlen += 1 + mlen / 8) {
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randombytes(k,crypto_secretbox_KEYBYTES);
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randombytes(n,crypto_secretbox_NONCEBYTES);
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randombytes(m + crypto_secretbox_ZEROBYTES,mlen);
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randombytes(c,mlen + crypto_secretbox_ZEROBYTES);
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for (i = 0;i <= TIMINGS;++i) {
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cycles[i] = cpucycles();
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crypto_secretbox(c,m,mlen + crypto_secretbox_ZEROBYTES,n,k);
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}
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for (i = 0;i < TIMINGS;++i) cycles[i] = cycles[i + 1] - cycles[i];
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printentry(mlen,"cycles",cycles,TIMINGS);
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for (i = 0;i <= TIMINGS;++i) {
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cycles[i] = cpucycles();
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crypto_secretbox_open(m,c,mlen + crypto_secretbox_ZEROBYTES,n,k);
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}
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for (i = 0;i < TIMINGS;++i) cycles[i] = cycles[i + 1] - cycles[i];
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printentry(mlen,"open_cycles",cycles,TIMINGS);
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++c[crypto_secretbox_ZEROBYTES];
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for (i = 0;i <= TIMINGS;++i) {
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cycles[i] = cpucycles();
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crypto_secretbox_open(m,c,mlen + crypto_secretbox_ZEROBYTES,n,k);
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}
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for (i = 0;i < TIMINGS;++i) cycles[i] = cycles[i + 1] - cycles[i];
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printentry(mlen,"forgery_open_cycles",cycles,TIMINGS);
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}
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}
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}
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