X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/0de8e3874d6524379550a50a4d9c29faf2d239ea..f400ff6519aa05f1ffb9b3e1fd2a0484f4c53522:/armsrc/util.c

diff --git a/armsrc/util.c b/armsrc/util.c
index 3d536f39..4e74b88d 100644
--- a/armsrc/util.c
+++ b/armsrc/util.c
@@ -39,9 +39,8 @@ size_t nbytes(size_t nbits) {
 }
 
 uint32_t SwapBits(uint32_t value, int nrbits) {
-	int i;
 	uint32_t newvalue = 0;
-	for(i = 0; i < nrbits; i++) {
+	for(int i = 0; i < nrbits; i++) {
 		newvalue ^= ((value >> i) & 1) << (nrbits - 1 - i);
 	}
 	return newvalue;
@@ -74,6 +73,7 @@ void rol(uint8_t *data, const size_t len){
     }
     data[len-1] = first;
 }
+
 void lsl (uint8_t *data, size_t len) {
     for (size_t n = 0; n < len - 1; n++) {
         data[n] = (data[n] << 1) | (data[n+1] >> 7);
@@ -331,8 +331,8 @@ void StartCountUS()
 	// fast clock
 	AT91C_BASE_TC0->TC_CCR = AT91C_TC_CLKDIS; // timer disable
 	AT91C_BASE_TC0->TC_CMR = AT91C_TC_CLKS_TIMER_DIV3_CLOCK | // MCK(48MHz)/32 -- tick=1.5mks
-														AT91C_TC_WAVE | AT91C_TC_WAVESEL_UP_AUTO | AT91C_TC_ACPA_CLEAR |
-														AT91C_TC_ACPC_SET | AT91C_TC_ASWTRG_SET;
+								AT91C_TC_WAVE | AT91C_TC_WAVESEL_UP_AUTO | AT91C_TC_ACPA_CLEAR |
+								AT91C_TC_ACPC_SET | AT91C_TC_ASWTRG_SET;
 	AT91C_BASE_TC0->TC_RA = 1;
 	AT91C_BASE_TC0->TC_RC = 0xBFFF + 1; // 0xC000
 	
@@ -421,15 +421,10 @@ void StartCountSspClk()
 	while (AT91C_BASE_TC0->TC_CV < 0xFFF0);
 }
 
-
 uint32_t RAMFUNC GetCountSspClk(){
-	uint32_t tmp_count;
-	tmp_count = (AT91C_BASE_TC2->TC_CV << 16) | AT91C_BASE_TC0->TC_CV;
-	if ((tmp_count & 0x0000ffff) == 0) { //small chance that we may have missed an increment in TC2
+	uint32_t tmp_count = (AT91C_BASE_TC2->TC_CV << 16) | AT91C_BASE_TC0->TC_CV;
+	if ((tmp_count & 0x0000ffff) == 0)  //small chance that we may have missed an increment in TC2
 		return (AT91C_BASE_TC2->TC_CV << 16);
-	} 
-	else {
-		return tmp_count;
-	}
+	return tmp_count;
 }