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disabled encryption for openbeacon

This commit is contained in:
schneider 2011-12-18 01:34:06 +01:00
parent fce44b3b91
commit d9ccf797ea
1 changed files with 14 additions and 4 deletions
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18
firmware/funk/openbeacon.c
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@ -6,18 +6,20 @@
#include "filesystem/ff.h" #include "filesystem/ff.h"
#include "basic/uuid.h" #include "basic/uuid.h"
//const uint32_t key[4] = {0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF};
#include "SECRETS" #include "SECRETS"
const uint8_t useencryption = 1;
const uint8_t mac[5] = {1,2,3,2,1}; const uint8_t mac[5] = {1,2,3,2,1};
volatile uint32_t oid = 0; volatile uint32_t oid = 0;
volatile uint32_t seq = 0; volatile uint32_t seq = 0;
volatile uint8_t strength = 0; volatile uint8_t strength = 0;
#if ENCRYPT_OPENBEACON
static void openbeaconSave(uint32_t s); static void openbeaconSave(uint32_t s);
#endif
static struct NRF_CFG oldconfig; static struct NRF_CFG oldconfig;
#if ENCRYPT_OPENBEACON
static void openbeaconShutdown(void) static void openbeaconShutdown(void)
{ {
openbeaconSave(seq); openbeaconSave(seq);
@ -61,14 +63,16 @@ static void openbeaconRead()
f_close(&file); f_close(&file);
} }
#endif
void openbeaconSetup(void) void openbeaconSetup(void)
{ {
oid = GetUUID32(); oid = GetUUID32();
strength = 0; strength = 0;
#if ENCRYPT_OPENBEACON
openbeaconRead(); openbeaconRead();
openbeaconSaveBlock(); openbeaconSaveBlock();
#endif
} }
static uint8_t openbeaconSendPacket(uint32_t id, uint32_t seq, static uint8_t openbeaconSendPacket(uint32_t id, uint32_t seq,
@ -87,7 +91,11 @@ static uint8_t openbeaconSendPacket(uint32_t id, uint32_t seq,
buf[12]=0xff; // salt (0xffff always?) buf[12]=0xff; // salt (0xffff always?)
buf[13]=0xff; buf[13]=0xff;
return nrf_snd_pkt_crc_encr(16,buf,useencryption?openbeaconkey:NULL); #if ENCRYPT_OPENBEACON
return nrf_snd_pkt_crc_encr(16,buf,openbeaconkey);
#else
return nrf_snd_pkt_crc_encr(16,buf,NULL);
#endif
} }
uint8_t openbeaconSend(void) uint8_t openbeaconSend(void)
@ -103,8 +111,10 @@ uint8_t openbeaconSend(void)
status = openbeaconSendPacket(oid, seq, 0xFF, strength++); status = openbeaconSendPacket(oid, seq, 0xFF, strength++);
if( strength == 4 ) if( strength == 4 )
strength = 0; strength = 0;
#if ENCRYPT_OPENBEACON
if( (seq++ & OPENBEACON_SAVE) == OPENBEACON_SAVE ) if( (seq++ & OPENBEACON_SAVE) == OPENBEACON_SAVE )
openbeaconSaveBlock(); openbeaconSaveBlock();
#endif
nrf_config_set(&oldconfig); nrf_config_set(&oldconfig);
return status; return status;
} }