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Merge pull request #7736 from space88man/fix-pkcs11-slot

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wolfcrypt/src/wc_pkcs11.c: iterate correctly over slotId
This commit is contained in:
Sean Parkinson
2024-07-15 15:52:40 +10:00
committed by GitHub
parent 12ba31967c fdd03fa909
commit 93ca213a68
1 changed files with 21 additions and 5 deletions
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26
wolfcrypt/src/wc_pkcs11.c
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@ -531,22 +531,38 @@ void wc_Pkcs11_Finalize(Pkcs11Dev* dev)
static int Pkcs11Slot_FindByTokenName(Pkcs11Dev* dev,
const char* tokenName, size_t tokenNameSz)
{
int ret = -1;
CK_RV rv;
CK_ULONG slotCnt = 0;
CK_TOKEN_INFO tinfo;
int slotId = -1;
int index = -1;
CK_SLOT_ID* slot = NULL;
rv = dev->func->C_GetSlotList(CK_TRUE, NULL, &slotCnt);
if (rv == CKR_OK) {
for (slotId = 0; slotId < (int)slotCnt; slotId++) {
rv = dev->func->C_GetTokenInfo(slotId, &tinfo);
slot = (CK_SLOT_ID*)XMALLOC(slotCnt * sizeof(*slot), dev->heap,
DYNAMIC_TYPE_TMP_BUFFER);
if (slot == NULL)
goto out;
rv = dev->func->C_GetSlotList(CK_TRUE, slot, &slotCnt);
if (rv != CKR_OK)
goto out;
for (index = 0; index < (int)slotCnt; index++) {
rv = dev->func->C_GetTokenInfo(slot[index], &tinfo);
PKCS11_RV("C_GetTokenInfo", rv);
if (rv == CKR_OK &&
XMEMCMP(tinfo.label, tokenName, tokenNameSz) == 0) {
return slotId;
ret = slot[index];
break;
}
}
}
return -1;
out:
if (slot != NULL) {
XFREE(slot, dev->heap, DYNAMIC_TYPE_TMP_BUFFER);
}
return ret;
}
/* lookup by slotId or tokenName */