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nem2: Handle Provision Namespace transactions

This commit is contained in:
Saleem Rashid 2017-07-17 20:23:20 +01:00
parent b559e5fb6d
commit 4a55dd89e6
3 changed files with 67 additions and 1 deletions
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19
firmware/fsm.c
View File

@ -1154,12 +1154,13 @@ void fsm_msgNEMSignTx(NEMSignTx *msg) {
CHECK_PARAM(msg->has_transaction, _("No common provided"));
// Ensure exactly one transaction is provided
unsigned int provided = msg->has_transfer;
unsigned int provided = msg->has_transfer + msg->has_provision_namespace;
CHECK_PARAM(provided != 0, _("No transaction provided"));
CHECK_PARAM(provided == 1, _("More than one transaction provided"));
NEM_CHECK_PARAM(nem_validate_common(&msg->transaction, false));
NEM_CHECK_PARAM_WHEN(msg->has_transfer, nem_validate_transfer(&msg->transfer, msg->transaction.network));
NEM_CHECK_PARAM_WHEN(msg->has_provision_namespace, nem_validate_provision_namespace(&msg->provision_namespace, msg->transaction.network));
bool cosigning = msg->has_cosigning && msg->cosigning;
if (msg->has_multisig) {
@ -1194,6 +1195,12 @@ void fsm_msgNEMSignTx(NEMSignTx *msg) {
return;
}
if (msg->has_provision_namespace && !nem_askProvisionNamespace(common, &msg->provision_namespace, network)) {
fsm_sendFailure(FailureType_Failure_ActionCancelled, _("Signing cancelled by user"));
layoutHome();
return;
}
RESP_INIT(NEMSignedTx);
HDNode *node = fsm_getDerivedNode(ED25519_KECCAK_NAME, msg->transaction.address_n, msg->transaction.address_n_count);
@ -1215,6 +1222,11 @@ void fsm_msgNEMSignTx(NEMSignTx *msg) {
return;
}
if (msg->has_provision_namespace && !nem_fsmProvisionNamespace(&inner, &msg->multisig, &msg->provision_namespace)) {
layoutHome();
return;
}
if (!nem_fsmMultisig(&context, &msg->transaction, &inner, cosigning)) {
layoutHome();
return;
@ -1224,6 +1236,11 @@ void fsm_msgNEMSignTx(NEMSignTx *msg) {
layoutHome();
return;
}
if (msg->has_provision_namespace && !nem_fsmProvisionNamespace(&context, &msg->transaction, &msg->provision_namespace)) {
layoutHome();
return;
}
}
resp->has_data = true;

45
firmware/nem2.c
View File

@ -80,6 +80,15 @@ const char *nem_validate_transfer(const NEMTransfer *transfer, uint8_t network)
return NULL;
}
const char *nem_validate_provision_namespace(const NEMProvisionNamespace *provision_namespace, uint8_t network) {
if (!provision_namespace->has_namespace) return _("No namespace provided");
if (!provision_namespace->has_sink) return _("No rental sink provided");
if (!provision_namespace->has_fee) return _("No rental sink fee provided");
if (!nem_validate_address(provision_namespace->sink, network)) return _("Invalid rental sink address");
return NULL;
}
bool nem_askTransfer(const NEMTransactionCommon *common, const NEMTransfer *transfer, const char *desc) {
if (transfer->mosaics_count) {
@ -234,6 +243,42 @@ bool nem_fsmTransfer(nem_transaction_ctx *context, const HDNode *node, const NEM
return true;
}
bool nem_askProvisionNamespace(const NEMTransactionCommon *common, const NEMProvisionNamespace *provision_namespace, const char *desc) {
layoutDialog(&bmp_icon_question,
_("Cancel"),
_("Next"),
desc,
_("Create namespace"),
provision_namespace->namespace,
provision_namespace->has_parent ? _("under namespace") : NULL,
provision_namespace->has_parent ? provision_namespace->parent : NULL,
NULL,
NULL);
if (!protectButton(ButtonRequestType_ButtonRequest_ConfirmOutput, false)) {
return false;
}
layoutNEMNetworkFee(desc, true, _("Confirm rental fee of"), provision_namespace->fee, _("and network fee of"), common->fee);
if (!protectButton(ButtonRequestType_ButtonRequest_SignTx, false)) {
return false;
}
return true;
}
bool nem_fsmProvisionNamespace(nem_transaction_ctx *context, const NEMTransactionCommon *common, const NEMProvisionNamespace *provision_namespace) {
return nem_transaction_create_provision_namespace(context,
common->network,
common->timestamp,
NULL,
common->fee,
common->deadline,
provision_namespace->namespace,
provision_namespace->has_parent ? provision_namespace->parent : NULL,
provision_namespace->sink,
provision_namespace->fee);
}
bool nem_askMultisig(const char *address, const char *desc, bool cosigning, uint64_t fee) {
layoutNEMDialog(&bmp_icon_question,
_("Cancel"),

4
firmware/nem2.h
View File

@ -29,6 +29,7 @@
const char *nem_validate_common(NEMTransactionCommon *common, bool inner);
const char *nem_validate_transfer(const NEMTransfer *transfer, uint8_t network);
const char *nem_validate_provision_namespace(const NEMProvisionNamespace *provision_namespace, uint8_t network);
bool nem_askTransaction(const char *desc, const NEMTransactionCommon *common, const NEMSignTx *msg);
bool nem_fsmTransaction(nem_transaction_ctx *context, const HDNode *node, const NEMTransactionCommon *common, const NEMSignTx *msg);
@ -36,6 +37,9 @@ bool nem_fsmTransaction(nem_transaction_ctx *context, const HDNode *node, const
bool nem_askTransfer(const NEMTransactionCommon *common, const NEMTransfer *transfer, const char *desc);
bool nem_fsmTransfer(nem_transaction_ctx *context, const HDNode *node, const NEMTransactionCommon *common, const NEMTransfer *transfer);
bool nem_askProvisionNamespace(const NEMTransactionCommon *common, const NEMProvisionNamespace *provision_namespace, const char *desc);
bool nem_fsmProvisionNamespace(nem_transaction_ctx *context, const NEMTransactionCommon *common, const NEMProvisionNamespace *provision_namespace);
bool nem_askMultisig(const char *address, const char *desc, bool cosigning, uint64_t fee);
bool nem_fsmMultisig(nem_transaction_ctx *context, const NEMTransactionCommon *common, const nem_transaction_ctx *inner, bool cosigning);