pigpio/custom.cext

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/*
This version is for pigpio version 26+
If you want customised functions replace this file with your own
definitions for gpioCustom1 and gpioCustom2.
*/
#include "pigpio.h"
int gpioCustom1(unsigned arg1, unsigned arg2, char *argx, unsigned count)
{
int i;
unsigned max;
DBG(DBG_USER, "arg1=%d arg2=%d count=%d [%s]",
arg1, arg2, count, myBuf2Str(count, argx));
CHECK_INITED;
/* for dummy just return max parameter */
if (arg1 > arg2) max = arg1; else max = arg2;
for (i=0; i<count; i++) if (argx[i] > max) max = argx[i];
return max;
}
int gpioCustom2(unsigned arg1, char *argx, unsigned count,
char *retBuf, unsigned retMax)
{
int i, j, t;
DBG(DBG_USER, "arg1=%d count=%d [%s] retMax=%d",
arg1, count, myBuf2Str(count, argx), retMax);
CHECK_INITED;
/* for dummy just return argx reversed */
if (count > retMax) count = retMax;
for (i=0, j=count-1; i<=j; i++, j--)
{
/* t used as argx and retBuf may be the same buffer */
t = argx[i];
retBuf[i] = argx[j];
retBuf[j] = t;
}
return count;
}