X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/ebfb4447b867205750692ca9bb54bcb6d9dc41e6..d372569b45b7ce862d2ed2db192eead861806251:/client/util.c

diff --git a/client/util.c b/client/util.c
index 593eaa52..38dd3a12 100644
--- a/client/util.c
+++ b/client/util.c
@@ -8,10 +8,6 @@
 // utilities
 //-----------------------------------------------------------------------------
 
-#if !defined(_WIN32)
-#define _POSIX_C_SOURCE	199309L			// need nanosleep()
-#endif
-
 #include "util.h"
 
 #include <stdint.h>
@@ -22,6 +18,10 @@
 #include <time.h>
 #include "data.h"
 
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
 #define MAX_BIN_BREAK_LENGTH   (3072+384+1)
 
 #ifndef _WIN32
@@ -174,7 +174,7 @@ char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t brea
 		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");
@@ -193,13 +193,14 @@ char *sprint_hex_ascii(const uint8_t *data, const size_t len) {
 	static char buf[1024];
 	char *tmp = buf;
 	memset(buf, 0x00, 1024);
-	size_t max_len = (len > 1010) ? 1010 : len;
-
+	size_t max_len = (len > 255) ? 255 : len;
+	// max 255 bytes * 3 + 2 characters = 767 in buffer
 	sprintf(tmp, "%s| ", sprint_hex(data, max_len) );
 	
 	size_t i = 0;
 	size_t pos = (max_len * 3)+2;
-	while(i < max_len){
+	// add another 255 characters ascii = 1020 characters of buffer used
+	while(i < max_len) {
 		char c = data[i];
 		if ( (c < 32) || (c == 127))
 			c = '.';
@@ -614,45 +615,21 @@ void clean_ascii(unsigned char *buf, size_t len) {
 }
 
 
-// Timer functions
-#if !defined (_WIN32)
-#include <errno.h>
 
-static void nsleep(uint64_t n) {
-  struct timespec timeout;
-  timeout.tv_sec = n/1000000000;
-  timeout.tv_nsec = n%1000000000;
-  while (nanosleep(&timeout, &timeout) && errno == EINTR);
-}
 
-void msleep(uint32_t n) {
-	nsleep(1000000 * n);
-}
-
-#endif // _WIN32
-
-// a milliseconds timer for performance measurement
-uint64_t msclock() {
+// determine number of logical CPU cores (use for multithreaded functions)
+extern int num_CPUs(void)
+{
 #if defined(_WIN32)
-    #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;
-	//}
+	#include <sysinfoapi.h>
+	SYSTEM_INFO sysinfo;
+	GetSystemInfo(&sysinfo);
+	return sysinfo.dwNumberOfProcessors;
+#elif defined(__linux__) || defined(__APPLE__)
+	#include <unistd.h>
+	return sysconf(_SC_NPROCESSORS_ONLN);
 #else
-	struct timespec t;
-	clock_gettime(CLOCK_MONOTONIC, &t);
-	return (t.tv_sec * 1000 + t.tv_nsec / 1000000);
+	return 1;
 #endif
 }
+