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support different aaguid's in cert for different solo models

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This commit is contained in:
Conor Patrick
2019-12-01 16:38:37 -05:00
parent 54c66d80b6
commit 1d59bbfdd4
5 changed files with 23 additions and 7 deletions
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5
targets/stm32l432/src/attestation.c
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@ -10,6 +10,7 @@
#include "memory_layout.h"
#include "device.h"
#include "sense.h"
#include "log.h"
const uint8_t attestation_solo_cert_der[] =
@ -118,11 +119,11 @@ void device_attestation_read_cert_der(uint8_t * dst){
// Overwrite respective x509 fields if Tap or Somu.
if (memcmp(dst + 0x2c6, "\xea\x09\x15\x6c\x86\x48\x57\x2a\xa8\x8d", 10) == 0){
if (device_is_nfc()){
dst[0x2a3] = 0x89;//tap aaguid byte
dst[0x2a2] = 0x89;//tap aaguid byte
memmove(dst + 0xac, "\x34\x33\x38\x5a\x18\x0f\x32\x30\x36\x39\x31\x31\x31\x38\x31\x39\x32\x34\x33\x38", 20);//tap-id
memmove(dst + 0x2c5, "\x6d\x7b\x41\x2b\xff\x57\xf0\x03\xbd\x5b\x39\x4a\xf7\xa9\x2d\x6d\xcb\x9e\x2d\x88\xbf\xb3\x93\xc5\x66\x3b\xd1\xbc\x34\xfa\x5c\x4c\x02\x20\x59\x01\x49\x39\x1b\xb7\xa9\x1c\xed\x49\x78\x4f\x92\xa9\x61\x14\xa5\x6e\x96\x3f\x29\x02\x93\xe0\x5d\xe2\x75\xd0\x60\xd9\x74\xc2", 66);//tap-sig
} else if (tsc_sensor_exists()) {
dst[0x2a3] = 0x98;//somu aaguid byte
dst[0x2a2] = 0x98;//somu aaguid byte
memmove(dst + 0xac, "\x35\x30\x32\x5a\x18\x0f\x32\x30\x36\x39\x31\x31\x31\x38\x31\x39\x32\x35\x30\x32", 20);//somu-id
memmove(dst + 0x2c5, "\x4d\x08\xc8\x9d\xc4\x50\x49\x70\x48\x4d\xd0\x12\xd9\x7c\x62\x5e\x6b\xd3\x84\xd5\x36\x42\xfe\x86\x8e\x7a\x23\x59\xa0\x20\xf0\xc5\x02\x20\x5f\x70\x93\x61\x5a\xe4\x20\xcf\xb9\x8a\xf5\xdd\x87\xd0\x48\x6d\x7d\x59\xef\x9e\x0e\x11\xa3\x8e\xf7\xe3\xe2\xf5\x35\x37\x99\x1a", 66);//somu-sig
}