Squashed 'libbitcoinkernel-sys/bitcoin/' changes from 7ff7bca4e142..86b9d69f8829

86b9d69f8829 Change kernel install directory temporarily
1ca61848e19c Add BlockReader functionality to kernel library
ac993426a14c Add directory locking and read-only mode to BlockTreeStore
74c2b345ac2b Flush disk writes when not in initial block download
57a96f6cec20 Remove block_tree_db_in_memory parameter after flat-file migration
REVERT: 7ff7bca4e142 change install directory for kernel
REVERT: 2db01cba4f7f kernel/blockreader
REVERT: b4cad121480f add lock for blocktreestore
REVERT: c7166ab7fe0c write if not in IBD
REVERT: 0130dcf509b2 add blockreader
REVERT: c6756908a129 Revert "Adds blockfiles read-only mode to chainstatemanager"
REVERT: dd1a21772705 Adds blockfiles read-only mode to chainstatemanager
REVERT: 8b155127f4d9 Fix flat-file based storage implementation issues in kernel API

git-subtree-dir: libbitcoinkernel-sys/bitcoin
git-subtree-split: 86b9d69f8829b3c8ec5af1c420cbb5c66daf039f

Author: alexanderwiederin

src/block_reader.cpp

@@ -126,15 +126,18 @@ typedef struct kernel_TransactionOutput kernel_TransactionOutput;
 /**
  * Opaque data structure for holding a transaction input.
  */
-
 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 script signature.
+ */
+typedef struct kernel_TransactionScriptSig kernel_TransactionScriptSig;
+
 /**
  * Opaque data structure for holding a logging connection.
  *

src/kernel/bitcoinkernel.h

@@ -7,6 +7,7 @@
 #include "kernel/cs_main.h"
 #include "logging.h"
 #include "primitives/transaction.h"
+#include "script/script.h"
 #include "streams.h"
 #include <cstddef>
 #include <cstdint>
@@ -64,6 +65,11 @@ const COutPoint* cast_const_transaction_out_point(const kernel_TransactionOutPoi
     return reinterpret_cast<const COutPoint*>(out_point);
 }
 
+const CScript* cast_const_script_sig(const kernel_TransactionScriptSig* script_sig)
+{
+    return reinterpret_cast<const CScript*>(script_sig);
+}
+
 kernel_blockreader_IBDStatus cast_ibd_status(IBDStatus status)
 {
     switch (status) {
@@ -447,5 +453,37 @@ uint32_t kernel_transaction_out_point_get_index(const kernel_TransactionOutPoint
     return input->n;
 }
 
+const kernel_TransactionScriptSig* kernel_transaction_input_get_script_sig(const kernel_TransactionInput* _input)
+{
+    const auto* input = cast_const_transaction_input(_input);
+
+    return reinterpret_cast<const kernel_TransactionScriptSig*>(&input->scriptSig);
+}
+
+kernel_ByteArray* kernel_copy_script_sig_data(const kernel_TransactionScriptSig* _script_sig)
+{
+    const auto* script = cast_const_script_sig(_script_sig);
+
+    auto byte_array = new kernel_ByteArray{};
+    byte_array->size = script->size();
+    byte_array->data = new unsigned char[byte_array->size];
+    std::memcpy(byte_array->data, script->data(), byte_array->size);
+
+    return byte_array;
+}
+
+bool kernel_transaction_script_sig_is_push_only(const kernel_TransactionScriptSig* _script_sig)
+{
+    const auto* script = cast_const_script_sig(_script_sig);
+
+    return script->IsPushOnly();
+}
+
+bool kernel_transaction_script_sig_is_empty(const kernel_TransactionScriptSig* _script_sig)
+{
+    const auto* script = cast_const_script_sig(_script_sig);
+
+    return script->empty();
+}
 
 } // extern "C"

src/kernel/blockreader/blockreader.cpp

@@ -117,7 +117,19 @@ BITCOINKERNEL_API const kernel_TransactionOutPoint* BITCOINKERNEL_WARN_UNUSED_RE
 
 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_out_point_get_index(const kernel_TransactionOutPoint*);
+BITCOINKERNEL_API uint32_t BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_out_point_get_index(const kernel_TransactionOutPoint* out_point);
+
+BITCOINKERNEL_API const kernel_TransactionScriptSig* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_input_get_script_sig(const kernel_TransactionInput* input) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API kernel_ByteArray* BITCOINKERNEL_WARN_UNUSED_RESULT kernel_copy_script_sig_data(const kernel_TransactionScriptSig* script_sig) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API bool BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_script_sig_is_push_only(const kernel_TransactionScriptSig* script_sig) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API bool BITCOINKERNEL_WARN_UNUSED_RESULT kernel_transaction_script_sig_is_empty(const kernel_TransactionScriptSig* script_sig) BITCOINKERNEL_ARG_NONNULL(1);
+
+BITCOINKERNEL_API void kernel_transaction_script_sig_destroy(kernel_TransactionScriptSig* script_sig) BITCOINKERNEL_ARG_NONNULL(1);
+
+
 
 #ifdef __cplusplus
 }