// Copyright (c) 2009-2010 Satoshi Nakamoto // Copyright (c) 2009-2016 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_BITCOINCONSENSUS_H #define BITCOIN_BITCOINCONSENSUS_H #include #if defined(BUILD_BITCOIN_INTERNAL) && defined(HAVE_CONFIG_H) #include "config/bitcoin-config.h" #if defined(_WIN32) #if defined(DLL_EXPORT) #if defined(HAVE_FUNC_ATTRIBUTE_DLLEXPORT) #define EXPORT_SYMBOL __declspec(dllexport) #else #define EXPORT_SYMBOL #endif #endif #elif defined(HAVE_FUNC_ATTRIBUTE_VISIBILITY) #define EXPORT_SYMBOL __attribute__ ((visibility ("default"))) #endif #elif defined(MSC_VER) && !defined(STATIC_LIBBITCOINCONSENSUS) #define EXPORT_SYMBOL __declspec(dllimport) #endif #ifndef EXPORT_SYMBOL #define EXPORT_SYMBOL #endif #ifdef __cplusplus extern "C" { #endif #define BITCOINCONSENSUS_API_VER 1 typedef enum bitcoinconsensus_error_t { bitcoinconsensus_ERR_OK = 0, bitcoinconsensus_ERR_TX_INDEX, bitcoinconsensus_ERR_TX_SIZE_MISMATCH, bitcoinconsensus_ERR_TX_DESERIALIZE, bitcoinconsensus_ERR_AMOUNT_REQUIRED, bitcoinconsensus_ERR_INVALID_FLAGS, } bitcoinconsensus_error; /** Script verification flags */ enum { bitcoinconsensus_SCRIPT_FLAGS_VERIFY_NONE = 0, bitcoinconsensus_SCRIPT_FLAGS_VERIFY_P2SH = (1U << 0), // evaluate P2SH (BIP16) subscripts bitcoinconsensus_SCRIPT_FLAGS_VERIFY_DERSIG = (1U << 2), // enforce strict DER (BIP66) compliance bitcoinconsensus_SCRIPT_FLAGS_VERIFY_NULLDUMMY = (1U << 4), // enforce NULLDUMMY (BIP147) bitcoinconsensus_SCRIPT_FLAGS_VERIFY_CHECKLOCKTIMEVERIFY = (1U << 9), // enable CHECKLOCKTIMEVERIFY (BIP65) bitcoinconsensus_SCRIPT_FLAGS_VERIFY_CHECKSEQUENCEVERIFY = (1U << 10), // enable CHECKSEQUENCEVERIFY (BIP112) bitcoinconsensus_SCRIPT_FLAGS_VERIFY_WITNESS = (1U << 11), // enable WITNESS (BIP141) bitcoinconsensus_SCRIPT_FLAGS_VERIFY_ALL = bitcoinconsensus_SCRIPT_FLAGS_VERIFY_P2SH | bitcoinconsensus_SCRIPT_FLAGS_VERIFY_DERSIG | bitcoinconsensus_SCRIPT_FLAGS_VERIFY_NULLDUMMY | bitcoinconsensus_SCRIPT_FLAGS_VERIFY_CHECKLOCKTIMEVERIFY | bitcoinconsensus_SCRIPT_FLAGS_VERIFY_CHECKSEQUENCEVERIFY | bitcoinconsensus_SCRIPT_FLAGS_VERIFY_WITNESS }; /// Returns 1 if the input nIn of the serialized transaction pointed to by /// txTo correctly spends the scriptPubKey pointed to by scriptPubKey under /// the additional constraints specified by flags. /// If not NULL, err will contain an error/success code for the operation EXPORT_SYMBOL int bitcoinconsensus_verify_script(const unsigned char *scriptPubKey, unsigned int scriptPubKeyLen, const unsigned char *txTo , unsigned int txToLen, unsigned int nIn, unsigned int flags, bitcoinconsensus_error* err); EXPORT_SYMBOL int bitcoinconsensus_verify_script_with_amount(const unsigned char *scriptPubKey, unsigned int scriptPubKeyLen, int64_t amount, const unsigned char *txTo , unsigned int txToLen, unsigned int nIn, unsigned int flags, bitcoinconsensus_error* err); EXPORT_SYMBOL unsigned int bitcoinconsensus_version(); #ifdef __cplusplus } // extern "C" #endif #undef EXPORT_SYMBOL #endif // BITCOIN_BITCOINCONSENSUS_H