ulib/zxcrypt/volume.cpp

48 // derived from the caller-provided root key and specific slot.
185 zx_status_t Volume::Unlock(fbl::unique_fd fd, const crypto::Secret& key, key_slot_t slot,
200     if ((rc = volume->Init()) != ZX_OK || (rc = volume->Unseal(key, slot)) != ZX_OK) {
250 zx_status_t Volume::Enroll(const crypto::Secret& key, key_slot_t slot) {
258     if (slot >= num_key_slots_) {
259         xprintf("bad parameter(s): slot=%" PRIu64 "\n", slot);
262     if ((rc = SealBlock(key, slot)) != ZX_OK || (rc = CommitBlock()) != ZX_OK) {
269 zx_status_t Volume::Revoke(key_slot_t slot) {
277     if (slot >= num_key_slots_) {
278         xprintf("bad parameter(s): slot=%" PRIu64 "\n", slot);
281     zx_off_t off = kHeaderLen + (slot_len_ * slot);
314 zx_status_t Volume::Unlock(zx_device_t* dev, const crypto::Secret& key, key_slot_t slot,
328     if ((rc = volume->Init()) != ZX_OK || (rc = volume->Unseal(key, slot)) != ZX_OK) {
473 zx_status_t Volume::DeriveSlotKeys(const crypto::Secret& key, key_slot_t slot) {
481     snprintf(label, kMaxLabelLen, kWrapKeyLabel, slot);
488     snprintf(label, kMaxLabelLen, kWrapIvLabel, slot);
588 zx_status_t Volume::SealBlock(const crypto::Secret& key, key_slot_t slot) {
591     if (slot >= num_key_slots_) {
592         xprintf("bad key slot: %" PRIu64 "\n", slot);
600     zx_off_t off = kHeaderLen + (slot_len_ * slot);
605         (rc = DeriveSlotKeys(key, slot)) != ZX_OK ||
620 zx_status_t Volume::Unseal(const crypto::Secret& key, key_slot_t slot) {
626         } else if ((rc = UnsealBlock(key, slot)) != ZX_OK) {
636 zx_status_t Volume::UnsealBlock(const crypto::Secret& key, key_slot_t slot) {
660     if (slot >= num_key_slots_) {
661         xprintf("bad key slot: %" PRIu64 "\n", slot);
664     if ((rc != DeriveSlotKeys(key, slot)) != ZX_OK) {
675     zx_off_t off = kHeaderLen + (slot_len_ * slot);