98 lines
1.8 KiB
C
98 lines
1.8 KiB
C
/*
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* core/utils.c
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <time.h>
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#include <sys/time.h>
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#include "utils.h"
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extern int verbosity;
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/* --------------------------------------------------------------- */
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int special_dumper(FILE *fp, unsigned char octet)
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{
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static int idx = 0;
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static unsigned char buffer[16];
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int foo, c;
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#if DEBUG_LEVEL > 1
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fprintf(stderr, "%s $%x %c\n", __func__, octet, octet);
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#endif
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buffer[idx++] = octet;
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if (idx==16) {
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fprintf(fp, "dmp : ");
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for (foo=0; foo<16; foo++) {
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fprintf(fp, "%02x ", buffer[foo]);
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if (7==foo) fprintf(fp, " ");
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}
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fprintf(fp, " |");
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for (foo=0; foo<16; foo++) {
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c = buffer[foo];
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fprintf(fp, "%c", isprint(c) ? c : ' ');
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}
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fprintf(fp, "|\n"); fflush(fp);
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idx = 0;
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}
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return 0;
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}
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/* ---------------------------------------------------------------- */
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/* maybe not a really good initialisation... */
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int seed_my_rand(int foo)
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{
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long v1, v2;
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v1 = getpid(); v2 = time(NULL);
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return v1 ^ v2;
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}
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/* --------------------------------------------------------------- */
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int random1000(int type)
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{
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int value, foo;
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#if DEBUG_LEVEL > 1
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fprintf(stderr, ">>> %s(%d)\n", __func__, type);
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#endif
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switch (type) {
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case 0:
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value = rand() % 1000;
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break;
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case 1:
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value = (rand()%1000 + rand()%1000) / 2;
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break;
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case 4:
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value = 0;
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for (foo=0; foo<4; foo++)
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value += rand() % 1000;
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value /= 4;
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break;
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default:
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value = -1;
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break;
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}
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return value;
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}
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/* --------------------------------------------------------------- */
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double dtime(void)
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{
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struct timeval tv;
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int foo;
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foo = gettimeofday(&tv, NULL);
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if (foo) fprintf(stderr, "got %d in %s\n", foo, __func__);
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return (double)tv.tv_sec + (double)tv.tv_usec / 1e6;
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}
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/* --------------------------------------------------------------- */
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