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authorChristian Grothoff <grothoff@gnunet.org>2022-03-31 12:37:39 +0200
committerChristian Grothoff <grothoff@gnunet.org>2022-03-31 12:37:39 +0200
commit747ae5ef094731650911838a51e49db778b18ab6 (patch)
tree967b8e61f5bd746a21de645f989d65aa323b6aa4 /src/include/taler_crypto_lib.h
parenteadee56dcf9d2fed8b8e94d271db31e3c3832cfa (diff)
privatize more signature structs, simplify code
Diffstat (limited to 'src/include/taler_crypto_lib.h')
-rw-r--r--src/include/taler_crypto_lib.h126
1 files changed, 0 insertions, 126 deletions
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h
index 9276ab147..bafcca08e 100644
--- a/src/include/taler_crypto_lib.h
+++ b/src/include/taler_crypto_lib.h
@@ -1456,132 +1456,6 @@ struct TALER_ExchangeWithdrawValues
/**
- * @brief Information about a signing key of the exchange. Signing keys are used
- * to sign exchange messages other than coins, i.e. to confirm that a
- * deposit was successful or that a refresh was accepted.
- *
- * FIXME: remove this from the public API...
- */
-struct TALER_ExchangeSigningKeyValidityPS
-{
-
- /**
- * Purpose is #TALER_SIGNATURE_MASTER_SIGNING_KEY_VALIDITY.
- */
- struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
-
- /**
- * When does this signing key begin to be valid?
- */
- struct GNUNET_TIME_TimestampNBO start;
-
- /**
- * When does this signing key expire? Note: This is currently when
- * the Exchange will definitively stop using it. Signatures made with
- * the key remain valid until @e end. When checking validity periods,
- * clients should allow for some overlap between keys and tolerate
- * the use of either key during the overlap time (due to the
- * possibility of clock skew).
- */
- struct GNUNET_TIME_TimestampNBO expire;
-
- /**
- * When do signatures with this signing key become invalid? After
- * this point, these signatures cannot be used in (legal) disputes
- * anymore, as the Exchange is then allowed to destroy its side of the
- * evidence. @e end is expected to be significantly larger than @e
- * expire (by a year or more).
- */
- struct GNUNET_TIME_TimestampNBO end;
-
- /**
- * The public online signing key that the exchange will use
- * between @e start and @e expire.
- */
- struct TALER_ExchangePublicKeyP signkey_pub;
-};
-
-
-/**
- * @brief Information about a denomination key. Denomination keys
- * are used to sign coins of a certain value into existence.
- *
- * FIXME: remove this from the public API...
- */
-struct TALER_DenominationKeyValidityPS
-{
-
- /**
- * Purpose is #TALER_SIGNATURE_MASTER_DENOMINATION_KEY_VALIDITY.
- */
- struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
-
- /**
- * The long-term offline master key of the exchange that was
- * used to create @e signature.
- */
- struct TALER_MasterPublicKeyP master;
-
- /**
- * Start time of the validity period for this key.
- */
- struct GNUNET_TIME_TimestampNBO start;
-
- /**
- * The exchange will sign fresh coins between @e start and this time.
- * @e expire_withdraw will be somewhat larger than @e start to
- * ensure a sufficiently large anonymity set, while also allowing
- * the Exchange to limit the financial damage in case of a key being
- * compromised. Thus, exchanges with low volume are expected to have a
- * longer withdraw period (@e expire_withdraw - @e start) than exchanges
- * with high transaction volume. The period may also differ between
- * types of coins. A exchange may also have a few denomination keys
- * with the same value with overlapping validity periods, to address
- * issues such as clock skew.
- */
- struct GNUNET_TIME_TimestampNBO expire_withdraw;
-
- /**
- * Coins signed with the denomination key must be spent or refreshed
- * between @e start and this expiration time. After this time, the
- * exchange will refuse transactions involving this key as it will
- * "drop" the table with double-spending information (shortly after)
- * this time. Note that wallets should refresh coins significantly
- * before this time to be on the safe side. @e expire_deposit must be
- * significantly larger than @e expire_withdraw (by months or even
- * years).
- */
- struct GNUNET_TIME_TimestampNBO expire_deposit;
-
- /**
- * When do signatures with this denomination key become invalid?
- * After this point, these signatures cannot be used in (legal)
- * disputes anymore, as the Exchange is then allowed to destroy its side
- * of the evidence. @e expire_legal is expected to be significantly
- * larger than @e expire_deposit (by a year or more).
- */
- struct GNUNET_TIME_TimestampNBO expire_legal;
-
- /**
- * The value of the coins signed with this denomination key.
- */
- struct TALER_AmountNBO value;
-
- /**
- * Fees for the coin.
- */
- struct TALER_DenomFeeSetNBOP fees;
-
- /**
- * Hash code of the denomination public key. (Used to avoid having
- * the variable-size RSA key in this struct.)
- */
- struct TALER_DenominationHashP denom_hash GNUNET_PACKED;
-
-};
-
-
-/**
* Free internals of @a denom_pub, but not @a denom_pub itself.
*
* @param[in] denom_pub key to free