#ifndef _WIN32
#include <termios.h>
#include <sys/ioctl.h>
+#include <unistd.h>
int ukbhit(void)
{
int error;
static struct termios Otty, Ntty;
-
- if ( tcgetattr( 0, &Otty) == -1 ) return -1;
+ if ( tcgetattr(STDIN_FILENO, &Otty) == -1 ) return -1;
Ntty = Otty;
- Ntty.c_iflag = 0; /* input mode */
- Ntty.c_oflag = 0; /* output mode */
- Ntty.c_lflag &= ~ICANON; /* raw mode */
- Ntty.c_cc[VMIN] = CMIN; /* minimum time to wait */
- Ntty.c_cc[VTIME] = CTIME; /* minimum characters to wait for */
-
- if (0 == (error = tcsetattr(0, TCSANOW, &Ntty))) {
- error += ioctl(0, FIONREAD, &cnt);
- error += tcsetattr(0, TCSANOW, &Otty);
+ Ntty.c_iflag = 0x0000; // input mode
+ Ntty.c_oflag = 0x0000; // output mode
+ Ntty.c_lflag &= ~ICANON; // control mode = raw
+ Ntty.c_cc[VMIN] = 1; // return if at least 1 character is in the queue
+ Ntty.c_cc[VTIME] = 0; // no timeout. Wait forever
+
+ if (0 == (error = tcsetattr(STDIN_FILENO, TCSANOW, &Ntty))) { // set new attributes
+ error += ioctl(STDIN_FILENO, FIONREAD, &cnt); // get number of characters availabe
+ error += tcsetattr(STDIN_FILENO, TCSANOW, &Otty); // reset attributes
}
return ( error == 0 ? cnt : -1 );
size_t in_index = 0;
// loop through the out_index to make sure we don't go too far
- for (size_t out_index=0; out_index < max_len-1; out_index++) {
+ for (size_t out_index=0; out_index < max_len; out_index++) {
// set character - (should be binary but verify it isn't more than 1 digit)
if (data[in_index]<10)
sprintf(tmp++, "%u", (unsigned int) data[in_index]);
// check if a line break is needed and we have room to print it in our array
- if ( (breaks > 0) && !((in_index+1) % breaks) && (out_index+1 != max_len) ) {
+ if ( (breaks > 0) && !((in_index+1) % breaks) && (out_index+1 < max_len) ) {
// increment and print line break
out_index++;
sprintf(tmp++, "%s","\n");
}
}
+// Swap bit order on a uint32_t value. Can be limited by nrbits just use say 8bits reversal
+// And clears the rest of the bits.
+uint32_t SwapBits(uint32_t value, int nrbits) {
+ uint32_t newvalue = 0;
+ for(int i = 0; i < nrbits; i++) {
+ newvalue ^= ((value >> i) & 1) << (nrbits - 1 - i);
+ }
+ return newvalue;
+}
// aa,bb,cc,dd,ee,ff,gg,hh, ii,jj,kk,ll,mm,nn,oo,pp
// to
// a milliseconds timer for performance measurement
uint64_t msclock() {
#if defined(_WIN32)
-#include <sys/types.h>
- struct _timeb t;
- if (_ftime_s(&t)) {
- return 0;
- } else {
- return 1000 * t.time + t.millitm;
- }
+ #include <sys/types.h>
+
+ // WORKAROUND FOR MinGW (some versions - use if normal code does not compile)
+ // It has no _ftime_s and needs explicit inclusion of timeb.h
+ #include <sys/timeb.h>
+ struct _timeb t;
+ _ftime(&t);
+ return 1000 * t.time + t.millitm;
+
+ // NORMAL CODE (use _ftime_s)
+ //struct _timeb t;
+ //if (_ftime_s(&t)) {
+ // return 0;
+ //} else {
+ // return 1000 * t.time + t.millitm;
+ //}
#else
struct timespec t;
clock_gettime(CLOCK_MONOTONIC, &t);