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Merge pull request #4033 from JacobBarthelmeh/CAAM

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set partition number on key import and use ocb address for free'ing d…
This commit is contained in:
David Garske
2021-05-13 09:39:36 -07:00
committed by GitHub
parent 44a9346305 311c929fe2
commit 263105abec
2 changed files with 15 additions and 13 deletions
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5
wolfcrypt/src/ecc.c
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@ -8381,11 +8381,12 @@ int wc_ecc_import_private_key_ex(const byte* priv, word32 privSz,
WOLFSSL_MSG("Unable to get partition");
return MEMORY_E;
}
key->partNum = part;
key->blackKey = (word32)vaddr;
if (caamWriteToPartition(vaddr, priv, privSz) != 0)
return WC_HW_E;
key->blackKey = (word32)vaddr;
if (pub != NULL) {
/* +1 to account for x963 compressed bit */
if (caamWriteToPartition(vaddr + privSz, pub + 1, pubSz - 1) != 0)

23
wolfcrypt/src/port/caam/caam_qnx.c
View File

@ -39,7 +39,7 @@ uintptr_t virtual_base = 0;
/* keep track of which ID memory belongs to so it can be free'd up */
#define MAX_PART 7
pthread_mutex_t sm_mutex;
int sm_ownerId[MAX_PART];
CAAM_ADDRESS sm_ownerId[MAX_PART];
/* variables for I/O of resource manager */
resmgr_connect_funcs_t connect_funcs;
@ -501,7 +501,7 @@ static int doBLOB(resmgr_context_t *ctp, io_devctl_t *msg, unsigned int args[4],
* returns EOK on success
*/
static int doECDSA_KEYPAIR(resmgr_context_t *ctp, io_devctl_t *msg, unsigned int args[4],
unsigned int idx)
unsigned int idx, iofunc_ocb_t *ocb)
{
int ret;
DESCSTRUCT desc;
@ -528,7 +528,7 @@ static int doECDSA_KEYPAIR(resmgr_context_t *ctp, io_devctl_t *msg, unsigned int
/* claim ownership of a secure memory location */
pthread_mutex_lock(&sm_mutex);
sm_ownerId[args[2]] = ctp->rcvid;
sm_ownerId[args[2]] = (CAAM_ADDRESS)ocb;
pthread_mutex_unlock(&sm_mutex);
return EOK;
@ -917,7 +917,7 @@ static int doFIFO_S(resmgr_context_t *ctp, io_devctl_t *msg,
* returns EOK on success
*/
static int doGET_PART(resmgr_context_t *ctp, io_devctl_t *msg,
unsigned int args[4], unsigned int idx)
unsigned int args[4], unsigned int idx, iofunc_ocb_t *ocb)
{
int partNumber;
int partSz;
@ -936,7 +936,7 @@ static int doGET_PART(resmgr_context_t *ctp, io_devctl_t *msg,
resmgr_msgwritev(ctp, &out_iov, 1, sizeof(msg->o));
pthread_mutex_lock(&sm_mutex);
sm_ownerId[partNumber] = ctp->rcvid;
sm_ownerId[partNumber] = (CAAM_ADDRESS)ocb;
pthread_mutex_unlock(&sm_mutex);
return EOK;
}
@ -1081,7 +1081,7 @@ int io_devctl (resmgr_context_t *ctp, io_devctl_t *msg, iofunc_ocb_t *ocb)
break;
case WC_CAAM_ECDSA_KEYPAIR:
ret = doECDSA_KEYPAIR(ctp, msg, args, idx);
ret = doECDSA_KEYPAIR(ctp, msg, args, idx, ocb);
break;
case WC_CAAM_ECDSA_VERIFY:
@ -1101,14 +1101,14 @@ int io_devctl (resmgr_context_t *ctp, io_devctl_t *msg, iofunc_ocb_t *ocb)
break;
case WC_CAAM_GET_PART:
ret = doGET_PART(ctp, msg, args, idx);
ret = doGET_PART(ctp, msg, args, idx, ocb);
break;
case WC_CAAM_FREE_PART:
caamFreePart(args[0]);
pthread_mutex_lock(&sm_mutex);
sm_ownerId[args[0]] = -1;
sm_ownerId[args[0]] = 0;
pthread_mutex_unlock(&sm_mutex);
ret = EOK;
break;
@ -1158,8 +1158,9 @@ int io_close_ocb(resmgr_context_t *ctp, void *reserved, RESMGR_OCB_T *ocb)
/* free up any dangling owned memory */
pthread_mutex_lock(&sm_mutex);
for (i = 0; i < MAX_PART; i++) {
if (sm_ownerId[i] == ctp->rcvid) {
sm_ownerId[i] = -1;
if (sm_ownerId[i] == (CAAM_ADDRESS)ocb) {
sm_ownerId[i] = 0;
printf("found dangiling partition at index %d\n", i);
caamFreePart(i);
}
}
@ -1240,7 +1241,7 @@ int main(int argc, char *argv[])
pthread_mutex_init(&sm_mutex, NULL);
for (i = 0; i < MAX_PART; i++) {
sm_ownerId[i] = -1;
sm_ownerId[i] = 0;
}
if (InitCAAM() != 0) {