atarted new rf433rcv as copy of pjrc rawhid

[svn42.git] / rf433rcv / pc / rawhid_test.c

diff --git a/rf433rcv/pc/rawhid_test.c b/rf433rcv/pc/rawhid_test.c
new file mode 100644 (file)
index 0000000..7bea892
--- /dev/null
+++ b/rf433rcv/pc/rawhid_test.c
@@ -0,0 +1,100 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+#if defined(OS_LINUX) || defined(OS_MACOSX)
+#include <sys/ioctl.h>
+#include <termios.h>
+#elif defined(OS_WINDOWS)
+#include <conio.h>
+#endif
+
+#include "hid.h"
+
+
+static char get_keystroke(void);
+
+
+int main()
+{
+       int i, r, num;
+       char c, buf[64];
+
+       // C-based example is 16C0:0480:FFAB:0200
+       r = rawhid_open(1, 0x16C0, 0x0480, 0xFFAB, 0x0200);
+       if (r <= 0) {
+               // Arduino-based example is 16C0:0486:FFAB:0200
+               r = rawhid_open(1, 0x16C0, 0x0486, 0xFFAB, 0x0200);
+               if (r <= 0) {
+                       printf("no rawhid device found\n");
+                       return -1;
+               }
+       }
+       printf("found rawhid device\n");
+
+       while (1) {
+               // check if any Raw HID packet has arrived
+               num = rawhid_recv(0, buf, 64, 220);
+               if (num < 0) {
+                       printf("\nerror reading, device went offline\n");
+                       rawhid_close(0);
+                       return 0;
+               }
+               if (num > 0) {
+                       printf("\nrecv %d bytes:\n", num);
+                       for (i=0; i<num; i++) {
+                               printf("%02X ", buf[i] & 255);
+                               if (i % 16 == 15 && i < num-1) printf("\n");
+                       }
+                       printf("\n");
+               }
+               // check if any input on stdin
+               while ((c = get_keystroke()) >= 32) {
+                       printf("\ngot key '%c', sending...\n", c);
+                       buf[0] = c;
+                       for (i=1; i<64; i++) {
+                               buf[i] = 0;
+                       }
+                       rawhid_send(0, buf, 64, 100);
+               }
+       }
+}
+
+#if defined(OS_LINUX) || defined(OS_MACOSX)
+// Linux (POSIX) implementation of _kbhit().
+// Morgan McGuire, morgan@cs.brown.edu
+static int _kbhit() {
+       static const int STDIN = 0;
+       static int initialized = 0;
+       int bytesWaiting;
+
+       if (!initialized) {
+               // Use termios to turn off line buffering
+               struct termios term;
+               tcgetattr(STDIN, &term);
+               term.c_lflag &= ~ICANON;
+               tcsetattr(STDIN, TCSANOW, &term);
+               setbuf(stdin, NULL);
+               initialized = 1;
+       }
+       ioctl(STDIN, FIONREAD, &bytesWaiting);
+       return bytesWaiting;
+}
+static char _getch(void) {
+       char c;
+       if (fread(&c, 1, 1, stdin) < 1) return 0;
+       return c;
+}
+#endif
+
+
+static char get_keystroke(void)
+{
+       if (_kbhit()) {
+               char c = _getch();
+               if (c >= 32) return c;
+       }
+       return 0;
+}
+
+