Cedric Roux
3310f5c6b0
This commit introduces an alternative RLC implementation based on 36.322 version 8. AM and UM done, TM not done. See openair2/LAYER2/rlc_v2/TODO for missing parts.
99 lines
1.7 KiB
C
99 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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#include <unistd.h>
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#include <string.h>
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void RESET(void)
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{ printf("\x1b""c"); fflush(stdout); }
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void GOTO(int x, int y)
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{ char s[64];sprintf(s,"\x1b[%d;%dH",y,x);printf("%s",s);fflush(stdout); }
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void HIDE_CURSOR(void)
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{ printf("\x1b[?25l"); fflush(stdout); }
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void sig(int x)
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{
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RESET();
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exit(0);
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}
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/* 0: [0-2[
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* ...
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* 48: [96-98[
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* 49: [98-infinity]
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*/
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int bins[50];
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#define N 1000
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int data[N];
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long start = 100;
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void plot(void)
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{
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int i;
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int max = 0;
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int vmin = data[0];
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int vmax = 0;
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long vavg;
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memset(bins, 0, sizeof(bins));
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int binsize_ns = 500;
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vavg = 0;
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for (i = 0; i < N; i++) {
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if (data[i] < vmin) vmin = data[i];
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if (data[i] > vmax) vmax = data[i];
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vavg += data[i];
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int ms2 = (data[i] - start * 1000)/binsize_ns;
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if (ms2 < 0) ms2 = 0;
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if (ms2 > 49) ms2 = 49;
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bins[ms2]++;
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if (bins[ms2] > max) max = bins[ms2];
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}
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vavg /= N;
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GOTO(1,1);
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for (i = 0; i < 50; i++) {
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double binend = (i+1) * binsize_ns / 1000. + start;
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int k;
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int width = bins[i] * 70 / max;
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/* force at least width of 1 if some point is there */
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if (bins[i] && width == 0) width = 1;
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printf("%#5.1f ", binend);
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for (k = 0; k < width; k++) putchar('#');
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for (; k < 70; k++) putchar(' ');
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putchar('\n');
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}
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printf("min %d ns max %d ns avg %ld ns\n", vmin, vmax, vavg);
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}
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void up(int x)
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{
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start += 5;
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}
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void down(int x)
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{
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start -= 5;
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}
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int main(void)
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{
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int i;
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int pos = 0;
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signal(SIGINT, sig);
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signal(SIGUSR1, up);
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signal(SIGUSR2, down);
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RESET();
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HIDE_CURSOR();
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while (!feof(stdin)) {
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for (i=0; i<100; i++) { scanf("%d", &data[pos]); pos++; pos%=N; }
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plot();
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}
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RESET();
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return 0;
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}
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