Cleanup

source/strings.c

@@ -43,11 +43,11 @@ void concatenateStrings(char *destination, const char *source)
 void hexItoa(u32 number, char *out, u32 digits, bool fillString)
 {
     const char hexDigits[] = "0123456789ABCDEF";
-    u32 i = 0;
+    u32 i;
 
-    while(number > 0)
+    for(i = 0; number > 0; i++)
     {
-        out[digits - 1 - i++] = hexDigits[number & 0xF];
+        out[digits - 1 - i] = hexDigits[number & 0xF];
         number >>= 4;
     }
 
@@ -56,27 +56,11 @@ void hexItoa(u32 number, char *out, u32 digits, bool fillString)
 
 void decItoa(u32 number, char *out, u32 digits)
 {
-    while(number >= 10)
+    for(u32 i = 0; number > 0; i++)
     {
-        u32 i,
-            tmp;
-
-        for(i = 0, tmp = number; tmp >= 10; tmp /= 10, i++);
-
-        out[digits - 1 - i] = '0' + tmp;
-
-        u32 tmp2 = 10;
-
-        while(i > 1)
-        {
-            tmp2 *= 10;
-            i--;
-        }
-
-        number -= tmp * tmp2;
+        out[digits - 1 - i] = '0' + number % 10;
+        number /= 10;
     }
-
-    out[digits - 1] = '0' + number;
 }
 
 u32 hexAtoi(const char *in, u32 digits)
@@ -85,10 +69,7 @@ u32 hexAtoi(const char *in, u32 digits)
     char *tmp = (char *)in;
 
     for(u32 i = 0; i < digits && *tmp != 0; tmp++, i++)
-    {
-        res <<= 4;
-        res += *tmp > '9' ? *tmp - 'A' + 10 : *tmp - '0';
-    }
+        res = (*tmp > '9' ? *tmp - 'A' + 10 : *tmp - '0') + (res << 4);
 
     return res;
 }