JniConverter.sendToAddress()
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3966798f53
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d98191d110
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@ -6,6 +6,15 @@ class JniConverter {
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external fun scanBlocks(db_cache: String, db_data: String, seed: ByteArray): Boolean
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external fun scanBlocks(db_cache: String, db_data: String, seed: ByteArray): Boolean
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external fun sendToAddress(
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dbData: String,
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seed: ByteArray,
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to: String,
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value: Long,
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memo: String,
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spendParams: String,
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outputParams: String): Long
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external fun initLogs()
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external fun initLogs()
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companion object {
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companion object {
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@ -33,6 +33,8 @@ use zcash_primitives::{
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};
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};
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use zip32::{ChildIndex, ExtendedFullViewingKey, ExtendedSpendingKey};
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use zip32::{ChildIndex, ExtendedFullViewingKey, ExtendedSpendingKey};
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const SAPLING_CONSENSUS_BRANCH_ID: u32 = 0x76b8_09bb;
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const ANCHOR_OFFSET: u32 = 10;
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const ANCHOR_OFFSET: u32 = 10;
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fn extfvk_from_seed(seed: &[u8]) -> ExtendedFullViewingKey {
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fn extfvk_from_seed(seed: &[u8]) -> ExtendedFullViewingKey {
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@ -550,13 +552,24 @@ pub mod android {
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extern crate log_panics;
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extern crate log_panics;
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use log::Level;
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use log::Level;
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use std::path::Path;
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use zcash_client_backend::{
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constants::{HRP_SAPLING_EXTENDED_SPENDING_KEY_TEST, HRP_SAPLING_PAYMENT_ADDRESS_TEST},
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encoding::{decode_extended_spending_key, decode_payment_address},
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note_encryption::Memo,
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prover::LocalTxProver,
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};
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use zcash_primitives::transaction::components::Amount;
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use self::android_logger::Filter;
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use self::android_logger::Filter;
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use self::jni::objects::{JClass, JString};
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use self::jni::objects::{JClass, JString};
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use self::jni::sys::{jboolean, jbyteArray, jstring, JNI_FALSE, JNI_TRUE};
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use self::jni::sys::{jboolean, jbyteArray, jint, jlong, jstring, JNI_FALSE, JNI_TRUE};
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use self::jni::JNIEnv;
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use self::jni::JNIEnv;
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use super::{address_from_extfvk, extfvk_from_seed, scan_cached_blocks};
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use super::{
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address_from_extfvk, extfvk_from_seed, scan_cached_blocks, send_to_address,
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SAPLING_CONSENSUS_BRANCH_ID,
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};
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#[no_mangle]
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#[no_mangle]
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pub unsafe extern "C" fn Java_cash_z_wallet_sdk_jni_JniConverter_initLogs(
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pub unsafe extern "C" fn Java_cash_z_wallet_sdk_jni_JniConverter_initLogs(
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@ -613,4 +626,99 @@ pub mod android {
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}
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}
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}
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}
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}
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}
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#[no_mangle]
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pub unsafe extern "C" fn Java_cash_z_wallet_sdk_jni_JniConverter_sendToAddress(
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env: JNIEnv,
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_: JClass,
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db_data: JString,
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account: jint,
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extsk: JString,
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to: JString,
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value: jlong,
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memo: JString,
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spend_params: JString,
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output_params: JString,
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) -> jlong {
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let db_data: String = env
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.get_string(db_data)
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.expect("Couldn't get Java string!")
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.into();
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let account = if account >= 0 {
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account as u32
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} else {
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error!("account argument must be positive");
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return -1;
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};
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let extsk: String = env
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.get_string(extsk)
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.expect("Couldn't get Java string!")
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.into();
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let to: String = env
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.get_string(to)
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.expect("Couldn't get Java string!")
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.into();
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let value = Amount(value);
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let memo: String = env
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.get_string(memo)
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.expect("Couldn't get Java string!")
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.into();
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let spend_params: String = env
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.get_string(spend_params)
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.expect("Couldn't get Java string!")
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.into();
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let output_params: String = env
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.get_string(output_params)
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.expect("Couldn't get Java string!")
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.into();
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let extsk =
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match decode_extended_spending_key(HRP_SAPLING_EXTENDED_SPENDING_KEY_TEST, &extsk) {
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Ok(extsk) => extsk,
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Err(e) => {
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error!("Invalid ExtendedSpendingKey: {}", e);
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return -1;
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}
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};
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let to = match decode_payment_address(HRP_SAPLING_PAYMENT_ADDRESS_TEST, &to) {
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Ok(to) => to,
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Err(e) => {
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error!("Invalid PaymentAddress: {}", e);
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return -1;
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}
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};
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let memo = match Memo::from_str(&memo) {
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Ok(memo) => Some(memo),
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Err(()) => {
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error!("Memo is too long");
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return -1;
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}
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};
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let prover = LocalTxProver::new(
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Path::new(&spend_params),
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"8270785a1a0d0bc77196f000ee6d221c9c9894f55307bd9357c3f0105d31ca63991ab91324160d8f53e2bbd3c2633a6eb8bdf5205d822e7f3f73edac51b2b70c",
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Path::new(&output_params),
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"657e3d38dbb5cb5e7dd2970e8b03d69b4787dd907285b5a7f0790dcc8072f60bf593b32cc2d1c030e00ff5ae64bf84c5c3beb84ddc841d48264b4a171744d028",
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);
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match send_to_address(
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&db_data,
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SAPLING_CONSENSUS_BRANCH_ID,
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prover,
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account,
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&extsk,
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&to,
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value,
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memo,
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) {
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Ok(tx_row) => tx_row,
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Err(e) => {
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error!("Error while sending funds: {}", e);
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-1
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}
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}
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}
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}
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}
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