Squashed 'libbitcoinkernel-sys/bitcoin/' changes from 9f6541e27cc6..ca3508d37517

ca3508d37517 Change kernel install directory temporarily
4cd28090065b Add BlockReader functionality to kernel library
REVERT: 9f6541e27cc6 Change kernel install directory temporarily
REVERT: dcc4322d6202 Add BlockReader functionality to kernel library

git-subtree-dir: libbitcoinkernel-sys/bitcoin
git-subtree-split: ca3508d37517ab07c96ffc337f28a70db5e5352d

Author: alexanderwiederin

src/kernel/blockreader/blockreader.cpp

@@ -538,4 +538,21 @@ bool kernel_witness_is_null(const kernel_TransactionWitness* _witness)
     return witness->IsNull();
 }
 
+uint32_t kernel_transaction_get_output_count(const kernel_Transaction* _transaction)
+{
+    const auto* transaction = cast_const_transaction(_transaction);
+
+    return transaction->vout.size();
+}
+
+const kernel_TransactionOutput* kernel_transaction_get_output(const kernel_Transaction* _transaction, size_t index)
+{
+    const auto* transaction = cast_const_transaction(_transaction);
+
+    if (index >= transaction->vout.size()) {
+        return nullptr;
+    }
+
+    return reinterpret_cast<const kernel_TransactionOutput*>(&transaction->vout[index]);
+}
 } // extern "C"

src/kernel/blockreader/blockreader.h

@@ -137,6 +137,10 @@ BITCOINKERNEL_API kernel_ByteArray* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_witn
 
 BITCOINKERNEL_API bool BITCOINKERNEL_WARN_UNUSED_RESULT kernel_witness_is_null(const kernel_TransactionWitness* witness) BITCOINKERNEL_ARG_NONNULL(1);
 
+BITCOINKERNEL_API uint32_t BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_get_output_count(const kernel_Transaction* transaction) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API const kernel_TransactionOutput* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_get_output(const kernel_Transaction* transaction, size_t index) BITCOINKERNEL_ARG_NONNULL(1);
+
 #ifdef __cplusplus
 }
 #endif