Squashed 'libbitcoinkernel-sys/bitcoin/' changes from 53258393b2b6..deb632faf686

deb632faf686 change install directory for kernel
0b72a1b3471c kernel/blockreader
REVERT: 53258393b2b6 change install directory for kernel
REVERT: ee2e1fa622e0 kernel/blockreader

git-subtree-dir: libbitcoinkernel-sys/bitcoin
git-subtree-split: deb632faf686660240e48535dcb216d470071445

Author: alexanderwiederin

src/kernel/bitcoinkernel.h

@@ -129,6 +129,11 @@ typedef struct kernel_TransactionOutput kernel_TransactionOutput;
 
 typedef struct kernel_TransactionInput kernel_TransactionInput;
 
+/**
+ * Opaque data structure for holding a transaction outpoint.
+ */
+
+typedef struct kernel_TransactionOutPoint kernel_TransactionOutPoint;
 
 /**
  * Opaque data structure for holding a logging connection.

src/kernel/blockreader/blockreader.cpp

@@ -54,6 +54,16 @@ const CTransaction* cast_const_transaction(const kernel_Transaction* transaction
     return reinterpret_cast<const CTransaction*>(transaction);
 }
 
+const CTxIn* cast_const_transaction_input(const kernel_TransactionInput* input)
+{
+    return reinterpret_cast<const CTxIn*>(input);
+}
+
+const COutPoint* cast_const_transaction_out_point(const kernel_TransactionOutPoint* out_point)
+{
+    return reinterpret_cast<const COutPoint*>(out_point);
+}
+
 kernel_blockreader_IBDStatus cast_ibd_status(IBDStatus status)
 {
     switch (status) {
@@ -399,7 +409,7 @@ const kernel_Transaction* kernel_block_pointer_get_transaction(const kernel_Bloc
     return reinterpret_cast<const kernel_Transaction*>(block->vtx[index].get());
 }
 
-uint32_t kernel_transaction_get_transaction_input_count(const kernel_Transaction * _transaction)
+uint32_t kernel_transaction_get_transaction_input_count(const kernel_Transaction* _transaction)
 {
     const auto* transaction = cast_const_transaction(_transaction);
     return transaction->vin.size();
@@ -414,4 +424,28 @@ const kernel_TransactionInput* kernel_transaction_get_transaction_input(const ke
     return reinterpret_cast<const kernel_TransactionInput*>(&transaction->vin[index]);
 }
 
+const kernel_TransactionOutPoint* kernel_transaction_input_get_out_point(const kernel_TransactionInput* _input)
+{
+    const auto* input = cast_const_transaction_input(_input);
+    return reinterpret_cast<const kernel_TransactionOutPoint*>(&input->prevout);
+}
+
+const kernel_BlockHash* kernel_transaction_out_point_get_hash(const kernel_TransactionOutPoint* _out_point)
+{
+    const auto* out_point = cast_const_transaction_out_point(_out_point);
+
+    auto* block_hash = new kernel_BlockHash{};
+    std::memcpy(block_hash->hash, out_point->hash.begin(), sizeof(block_hash));
+
+    return block_hash;
+}
+
+uint32_t kernel_transaction_out_point_get_index(const kernel_TransactionOutPoint* _out_point)
+{
+    const auto* input = cast_const_transaction_out_point(_out_point);
+
+    return input->n;
+}
+
+
 } // extern "C"

src/kernel/blockreader/blockreader.h

@@ -113,6 +113,12 @@ BITCOINKERNEL_API uint32_t BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_g
 
 BITCOINKERNEL_API const kernel_TransactionInput* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_get_transaction_input(const kernel_Transaction*, size_t index) BITCOINKERNEL_ARG_NONNULL(1);
 
+BITCOINKERNEL_API const kernel_TransactionOutPoint* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_input_get_out_point(const kernel_TransactionInput* input) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API const kernel_BlockHash* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_out_point_get_hash(const kernel_TransactionOutPoint* out_point) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API uint32_t BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_outpoint_get_index(const kernel_TransactionOutPoint*)
+
 #ifdef __cplusplus
 }
 #endif