Update README.md

[proxmark3-svn] / common / crc.c

diff --git a/common/crc.c b/common/crc.c
index f8179008950a2543071ceb79372045156c9fbc63..f9a15234ed951da5f95e739e2ebf7c2c150b4eb1 100644 (file)
--- a/common/crc.c
+++ b/common/crc.c
@@ -35,7 +35,7 @@ void crc_clear(crc_t *crc) {
                crc->state = reflect(crc->state, crc->order);
 }
 
-void crc_update(crc_t *crc, uint32_t data, int data_width){
+void crc_update2(crc_t *crc, uint32_t data, int data_width){
        
        if (crc->refin) 
                data = reflect(data, data_width);
@@ -52,7 +52,7 @@ void crc_update(crc_t *crc, uint32_t data, int data_width){
        }
 }
 
-void crc_update2(crc_t *crc, uint32_t data, int data_width)
+void crc_update(crc_t *crc, uint32_t data, int data_width)
 {
        if (crc->refin) 
                data = reflect(data, data_width);
@@ -68,7 +68,6 @@ void crc_update2(crc_t *crc, uint32_t data, int data_width)
        }
 }
 
-
 uint32_t crc_finish(crc_t *crc) {
        uint32_t val = crc->state;
        if (crc->refout) val = reflect(val, crc->order);
@@ -96,7 +95,7 @@ uint32_t CRC8Maxim(uint8_t *buff, size_t size) {
        crc_t crc;
        crc_init_ref(&crc, 8, 0x31, 0, 0, TRUE, TRUE);  
        for ( int i=0; i < size; ++i)
-               crc_update(&crc, buff[i], 8);
+               crc_update2(&crc, buff[i], 8);
        return crc_finish(&crc);
 }
 
@@ -115,7 +114,7 @@ uint32_t CRC8Legic(uint8_t *buff, size_t size) {
        crc_t crc;
        crc_init_ref(&crc, 8, 0x63, 0x55, 0, TRUE, TRUE);
        for ( int i = 0; i < size; ++i)
-               crc_update(&crc, buff[i], 8);
+               crc_update2(&crc, buff[i], 8);
        return reflect(crc_finish(&crc), 8);
 }
 
@@ -139,7 +138,7 @@ uint32_t CRC16_DNP(uint8_t *buff, size_t size) {
        crc_t crc;
        crc_init_ref(&crc, 16, 0x3d65, 0, 0xffff, TRUE, TRUE);
        for ( int i=0; i < size; ++i)
-               crc_update(&crc, buff[i], 8);
+               crc_update2(&crc, buff[i], 8);
        
        return BSWAP_16(crc_finish(&crc));
 }