52 lines
1.0 KiB
C
52 lines
1.0 KiB
C
#include "lpc134x.h"
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#include "sysdefs.h"
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#include "basic.h"
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#include "xxtea.h"
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#include "core/iap/iap.h"
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uint32_t uuid32=0;
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uint16_t uuid16=0;
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static uint32_t __GetUUID32(void){
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IAP_return_t iap_return;
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iap_return = iapReadSerialNumber();
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if (iap_return.ReturnCode == 0){
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uint32_t block[4];
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uint32_t k[4] = {0,0,0,0};
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int i;
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for(i=0; i<4; i++)
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block[i] = iap_return.Result[i];
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xxtea_encode_words(block, 4, k);
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return block[0];
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}
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return 0;
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};
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// What OpenBeacon used. Do we want this?
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static uint16_t __GetUUID16(void){
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IAP_return_t iap_return;
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iap_return = iapReadSerialNumber();
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return crc16 ((uint8_t *) iap_return.Result, sizeof (iap_return.Result));
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};
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uint32_t initUUID(void){
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uuid32=__GetUUID32();
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uuid16=__GetUUID16();
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};
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uint32_t GetUUID32(void){
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if(uuid32==0){
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initUUID();
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};
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return uuid32;
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};
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uint16_t GetUUID16(void){
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if(uuid32==0){
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initUUID();
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};
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return uuid16;
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};
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