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-rw-r--r--src/lib/exchange_api_link.c23
-rw-r--r--src/lib/exchange_api_refresh_common.c13
-rw-r--r--src/lib/exchange_api_refresh_common.h14
-rw-r--r--src/lib/exchange_api_refreshes_reveal.c19
4 files changed, 36 insertions, 33 deletions
diff --git a/src/lib/exchange_api_link.c b/src/lib/exchange_api_link.c
index fdb34f07..5840cac6 100644
--- a/src/lib/exchange_api_link.c
+++ b/src/lib/exchange_api_link.c
@@ -67,10 +67,10 @@ struct TALER_EXCHANGE_LinkHandle
struct TALER_CoinSpendPrivateKeyP coin_priv;
/**
- * Age commitment of the original coin, might be NULL.
- * Required to derive the new age commitment
+ * Age commitment and proof of the original coin, might be NULL.
+ * Required to derive the new age commitment and proof.
*/
- const struct TALER_AgeCommitment *age_commitment;
+ const struct TALER_AgeCommitmentProof *age_commitment_proof;
};
@@ -143,25 +143,25 @@ parse_link_coin (const struct TALER_EXCHANGE_LinkHandle *lh,
&alg_values,
&bks);
- lci->age_commitment = NULL;
+ lci->age_commitment_proof = NULL;
lci->h_age_commitment = NULL;
/* Derive the age commitment and calculate the hash */
- if (NULL != lh->age_commitment)
+ if (NULL != lh->age_commitment_proof)
{
uint64_t seed = (uint64_t) secret.key.bits[0]
| (uint64_t) secret.key.bits[1] << 32;
- lci->age_commitment = GNUNET_new (struct TALER_AgeCommitment);
+ lci->age_commitment_proof = GNUNET_new (struct TALER_AgeCommitmentProof);
lci->h_age_commitment = GNUNET_new (struct TALER_AgeCommitmentHash);
GNUNET_assert (GNUNET_OK ==
TALER_age_commitment_derive (
- lh->age_commitment,
+ lh->age_commitment_proof,
seed,
- lci->age_commitment));
+ lci->age_commitment_proof));
TALER_age_commitment_hash (
- lci->age_commitment,
+ &(lci->age_commitment_proof->commitment),
lci->h_age_commitment);
}
@@ -471,7 +471,8 @@ handle_link_finished (void *cls,
struct TALER_EXCHANGE_LinkHandle *
TALER_EXCHANGE_link (struct TALER_EXCHANGE_Handle *exchange,
const struct TALER_CoinSpendPrivateKeyP *coin_priv,
- const struct TALER_AgeCommitment *age_commitment,
+ const struct
+ TALER_AgeCommitmentProof *age_commitment_proof,
TALER_EXCHANGE_LinkCallback link_cb,
void *link_cb_cls)
{
@@ -510,7 +511,7 @@ TALER_EXCHANGE_link (struct TALER_EXCHANGE_Handle *exchange,
lh->link_cb = link_cb;
lh->link_cb_cls = link_cb_cls;
lh->coin_priv = *coin_priv;
- lh->age_commitment = age_commitment;
+ lh->age_commitment_proof = age_commitment_proof;
lh->url = TEAH_path_to_url (exchange,
arg_str);
if (NULL == lh->url)
diff --git a/src/lib/exchange_api_refresh_common.c b/src/lib/exchange_api_refresh_common.c
index 997d1fec..94d0dc8c 100644
--- a/src/lib/exchange_api_refresh_common.c
+++ b/src/lib/exchange_api_refresh_common.c
@@ -78,7 +78,7 @@ TALER_EXCHANGE_get_melt_data_ (
md->melted_coin.fee_melt = rd->melt_pk.fees.refresh;
md->melted_coin.original_value = rd->melt_pk.value;
md->melted_coin.expire_deposit = rd->melt_pk.expire_deposit;
- md->melted_coin.age_commitment = rd->melt_age_commitment;
+ md->melted_coin.age_commitment_proof = rd->melt_age_commitment_proof;
md->melted_coin.h_age_commitment = rd->melt_h_age_commitment;
GNUNET_assert (GNUNET_OK ==
@@ -183,24 +183,25 @@ TALER_EXCHANGE_get_melt_data_ (
bks);
/* Handle age commitment, if present */
- if (NULL != md->melted_coin.age_commitment)
+ if (NULL != md->melted_coin.age_commitment_proof)
{
/* We use the first 8 bytes of the trans_sec to generate a new age
* commitment */
uint64_t age_seed = (uint64_t) trans_sec.key.bits[0]
| (uint64_t) trans_sec.key.bits[1] << 32;
- fcd->age_commitment[i] = GNUNET_new (struct TALER_AgeCommitment);
+ fcd->age_commitment_proof[i] = GNUNET_new (struct
+ TALER_AgeCommitmentProof);
ach = GNUNET_new (struct TALER_AgeCommitmentHash);
GNUNET_assert (GNUNET_OK ==
TALER_age_commitment_derive (
- md->melted_coin.age_commitment,
+ md->melted_coin.age_commitment_proof,
age_seed,
- fcd->age_commitment[i]));
+ fcd->age_commitment_proof[i]));
TALER_age_commitment_hash (
- fcd->age_commitment[i],
+ &fcd->age_commitment_proof[i]->commitment,
ach);
}
diff --git a/src/lib/exchange_api_refresh_common.h b/src/lib/exchange_api_refresh_common.h
index 8d7eb282..c06824fe 100644
--- a/src/lib/exchange_api_refresh_common.h
+++ b/src/lib/exchange_api_refresh_common.h
@@ -53,10 +53,10 @@ struct MeltedCoin
struct TALER_Amount original_value;
/**
- * The original age commitment and its hash. MUST be NULL if no age
- * commitment was set.
+ * The original age commitment, its proof and its hash. MUST be NULL if no
+ * age commitment was set.
*/
- const struct TALER_AgeCommitment *age_commitment;
+ const struct TALER_AgeCommitmentProof *age_commitment_proof;
const struct TALER_AgeCommitmentHash *h_age_commitment;
/**
@@ -100,11 +100,11 @@ struct FreshCoinData
struct TALER_CoinSpendPrivateKeyP coin_priv;
/**
- * Arrays age commitments to be created, one for each cut-and-choose
- * dimension. The entries in each list might be NULL and indicate no age
- * commitment/restriction on the particular coin.
+ * Arrays of age commitments and proofs to be created, one for each
+ * cut-and-choose dimension. The entries in each list might be NULL and
+ * indicate no age commitment/restriction on the particular coin.
*/
- struct TALER_AgeCommitment *age_commitment[TALER_CNC_KAPPA];
+ struct TALER_AgeCommitmentProof *age_commitment_proof[TALER_CNC_KAPPA];
/**
* Blinding key secrets for the coins, depending on the
diff --git a/src/lib/exchange_api_refreshes_reveal.c b/src/lib/exchange_api_refreshes_reveal.c
index 881c7e73..6427c637 100644
--- a/src/lib/exchange_api_refreshes_reveal.c
+++ b/src/lib/exchange_api_refreshes_reveal.c
@@ -156,21 +156,21 @@ refresh_reveal_ok (struct TALER_EXCHANGE_RefreshesRevealHandle *rrh,
rci->ps = fcd->ps[rrh->noreveal_index];
rci->bks = fcd->bks[rrh->noreveal_index];
- rci->age_commitment = fcd->age_commitment[rrh->noreveal_index];
+ rci->age_commitment_proof = fcd->age_commitment_proof[rrh->noreveal_index];
rci->h_age_commitment = NULL;
pk = &fcd->fresh_pk;
jsonai = json_array_get (jsona, i);
GNUNET_assert (NULL != jsonai);
GNUNET_assert (
- (NULL != rrh->md.melted_coin.age_commitment) ==
- (NULL != rci->age_commitment));
+ (NULL != rrh->md.melted_coin.age_commitment_proof) ==
+ (NULL != rci->age_commitment_proof));
- if (NULL != rci->age_commitment)
+ if (NULL != rci->age_commitment_proof)
{
rci->h_age_commitment = GNUNET_new (struct TALER_AgeCommitmentHash);
TALER_age_commitment_hash (
- rci->age_commitment,
+ &rci->age_commitment_proof->commitment,
rci->h_age_commitment);
}
@@ -429,18 +429,19 @@ TALER_EXCHANGE_refreshes_reveal (
}
/* build array of old age commitment, if applicable */
- GNUNET_assert ((NULL == rd->melt_age_commitment) ==
+ GNUNET_assert ((NULL == rd->melt_age_commitment_proof) ==
(NULL == rd->melt_h_age_commitment));
- if (NULL != rd->melt_age_commitment)
+ if (NULL != rd->melt_age_commitment_proof)
{
GNUNET_assert (NULL != (old_age_commitment = json_array ()));
- for (size_t i = 0; i < rd->melt_age_commitment->num_pub; i++)
+ for (size_t i = 0; i < rd->melt_age_commitment_proof->commitment.num; i++)
{
GNUNET_assert (0 ==
json_array_append_new (old_age_commitment,
GNUNET_JSON_from_data_auto (
- &rd->melt_age_commitment->pub[i])));
+ &rd->melt_age_commitment_proof->
+ commitment.pub[i])));
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-11-01 03:19:23 +0000