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Adapt to libsecp256k1 API changes

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* Use SECP256K1_CONTEXT_NONE when creating signing context, as
  SECP256K1_CONTEXT_SIGN is deprecated and unnecessary.
* Use secp256k1_static_context where applicable.
This commit is contained in:
Pieter Wuille 2022-12-12 23:44:53 -05:00
parent 3d8a6ae283
commit 4462cb0498
29 changed files with 44 additions and 166 deletions
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1
src/bench/ccoins_caching.cpp
View file

@ -18,7 +18,6 @@
// (https://github.com/bitcoin/bitcoin/issues/7883#issuecomment-224807484)
static void CCoinsCaching(benchmark::Bench& bench)
{
const ECCVerifyHandle verify_handle;
ECC_Start();
FillableSigningProvider keystore;

1
src/bench/checkqueue.cpp
View file

@ -25,7 +25,6 @@ static void CCheckQueueSpeedPrevectorJob(benchmark::Bench& bench)
// We shouldn't ever be running with the checkqueue on a single core machine.
if (GetNumCores() <= 1) return;
const ECCVerifyHandle verify_handle;
ECC_Start();
struct PrevectorJob {

1
src/bench/descriptors.cpp
View file

@ -13,7 +13,6 @@
static void ExpandDescriptor(benchmark::Bench& bench)
{
const ECCVerifyHandle verify_handle;
ECC_Start();
const auto desc_str = "sh(wsh(multi(16,03669b8afcec803a0d323e9a17f3ea8e68e8abe5a278020a929adbec52421adbd0,0260b2003c386519fc9eadf2b5cf124dd8eea4c4e68d5e154050a9346ea98ce600,0362a74e399c39ed5593852a30147f2959b56bb827dfa3e60e464b02ccf87dc5e8,0261345b53de74a4d721ef877c255429961b7e43714171ac06168d7e08c542a8b8,02da72e8b46901a65d4374fe6315538d8f368557dda3a1dcf9ea903f3afe7314c8,0318c82dd0b53fd3a932d16e0ba9e278fcc937c582d5781be626ff16e201f72286,0297ccef1ef99f9d73dec9ad37476ddb232f1238aff877af19e72ba04493361009,02e502cfd5c3f972fe9a3e2a18827820638f96b6f347e54d63deb839011fd5765d,03e687710f0e3ebe81c1037074da939d409c0025f17eb86adb9427d28f0f7ae0e9,02c04d3a5274952acdbc76987f3184b346a483d43be40874624b29e3692c1df5af,02ed06e0f418b5b43a7ec01d1d7d27290fa15f75771cb69b642a51471c29c84acd,036d46073cbb9ffee90473f3da429abc8de7f8751199da44485682a989a4bebb24,02f5d1ff7c9029a80a4e36b9a5497027ef7f3e73384a4a94fbfe7c4e9164eec8bc,02e41deffd1b7cce11cde209a781adcffdabd1b91c0ba0375857a2bfd9302419f3,02d76625f7956a7fc505ab02556c23ee72d832f1bac391bcd2d3abce5710a13d06,0399eb0a5487515802dc14544cf10b3666623762fbed2ec38a3975716e2c29c232)))";

1
src/bench/verify_script.cpp
View file

@ -18,7 +18,6 @@
// modified to measure performance of other types of scripts.
static void VerifyScriptBench(benchmark::Bench& bench)
{
const ECCVerifyHandle verify_handle;
ECC_Start();
const uint32_t flags{SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_P2SH};

2
src/bitcoin-tx.cpp
View file

@ -681,8 +681,6 @@ static void MutateTxSign(CMutableTransaction& tx, const std::string& flagStr)
class Secp256k1Init
{
ECCVerifyHandle globalVerifyHandle;
public:
Secp256k1Init() {
ECC_Start();

1
src/bitcoin-wallet.cpp
View file

@ -130,7 +130,6 @@ MAIN_FUNCTION
return EXIT_FAILURE;
}
ECCVerifyHandle globalVerifyHandle;
ECC_Start();
if (!wallet::WalletTool::ExecuteWalletToolFunc(args, command->command)) {
return EXIT_FAILURE;

2
src/kernel/context.cpp
View file

@ -21,12 +21,10 @@ Context::Context()
LogPrintf("Using the '%s' SHA256 implementation\n", sha256_algo);
RandomInit();
ECC_Start();
ecc_verify_handle.reset(new ECCVerifyHandle());
}
Context::~Context()
{
ecc_verify_handle.reset();
ECC_Stop();
}

4
src/kernel/context.h
View file

@ -7,8 +7,6 @@
#include <memory>
class ECCVerifyHandle;
namespace kernel {
//! Context struct holding the kernel library's logically global state, and
//! passed to external libbitcoin_kernel functions which need access to this
@ -18,8 +16,6 @@ namespace kernel {
//! State stored directly in this struct should be simple. More complex state
//! should be stored to std::unique_ptr members pointing to opaque types.
struct Context {
std::unique_ptr<ECCVerifyHandle> ecc_verify_handle;
//! Declare default constructor and destructor that are not inline, so code
//! instantiating the kernel::Context struct doesn't need to #include class
//! definitions for all the unique_ptr members.

14
src/key.cpp
View file

@ -233,7 +233,7 @@ bool CKey::Sign(const uint256 &hash, std::vector<unsigned char>& vchSig, bool gr
secp256k1_pubkey pk;
ret = secp256k1_ec_pubkey_create(secp256k1_context_sign, &pk, begin());
assert(ret);
ret = secp256k1_ecdsa_verify(GetVerifyContext(), &sig, hash.begin(), &pk);
ret = secp256k1_ecdsa_verify(secp256k1_context_static, &sig, hash.begin(), &pk);
assert(ret);
return true;
}
@ -268,9 +268,9 @@ bool CKey::SignCompact(const uint256 &hash, std::vector<unsigned char>& vchSig)
secp256k1_pubkey epk, rpk;
ret = secp256k1_ec_pubkey_create(secp256k1_context_sign, &epk, begin());
assert(ret);
ret = secp256k1_ecdsa_recover(GetVerifyContext(), &rpk, &rsig, hash.begin());
ret = secp256k1_ecdsa_recover(secp256k1_context_static, &rpk, &rsig, hash.begin());
assert(ret);
ret = secp256k1_ec_pubkey_cmp(GetVerifyContext(), &epk, &rpk);
ret = secp256k1_ec_pubkey_cmp(secp256k1_context_static, &epk, &rpk);
assert(ret == 0);
return true;
}
@ -286,14 +286,14 @@ bool CKey::SignSchnorr(const uint256& hash, Span<unsigned char> sig, const uint2
unsigned char pubkey_bytes[32];
if (!secp256k1_xonly_pubkey_serialize(secp256k1_context_sign, pubkey_bytes, &pubkey)) return false;
uint256 tweak = XOnlyPubKey(pubkey_bytes).ComputeTapTweakHash(merkle_root->IsNull() ? nullptr : merkle_root);
if (!secp256k1_keypair_xonly_tweak_add(GetVerifyContext(), &keypair, tweak.data())) return false;
if (!secp256k1_keypair_xonly_tweak_add(secp256k1_context_static, &keypair, tweak.data())) return false;
}
bool ret = secp256k1_schnorrsig_sign32(secp256k1_context_sign, sig.data(), hash.data(), &keypair, aux.data());
if (ret) {
// Additional verification step to prevent using a potentially corrupted signature
secp256k1_xonly_pubkey pubkey_verify;
ret = secp256k1_keypair_xonly_pub(GetVerifyContext(), &pubkey_verify, nullptr, &keypair);
ret &= secp256k1_schnorrsig_verify(GetVerifyContext(), sig.data(), hash.begin(), 32, &pubkey_verify);
ret = secp256k1_keypair_xonly_pub(secp256k1_context_static, &pubkey_verify, nullptr, &keypair);
ret &= secp256k1_schnorrsig_verify(secp256k1_context_static, sig.data(), hash.begin(), 32, &pubkey_verify);
}
if (!ret) memory_cleanse(sig.data(), sig.size());
memory_cleanse(&keypair, sizeof(keypair));
@ -392,7 +392,7 @@ bool ECC_InitSanityCheck() {
void ECC_Start() {
assert(secp256k1_context_sign == nullptr);
secp256k1_context *ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN);
secp256k1_context *ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE);
assert(ctx != nullptr);
{

94
src/pubkey.cpp
View file

@ -16,12 +16,6 @@
#include <algorithm>
#include <cassert>
namespace
{
/* Global secp256k1_context object used for verification. */
secp256k1_context* secp256k1_context_verify = nullptr;
} // namespace
/** This function is taken from the libsecp256k1 distribution and implements
* DER parsing for ECDSA signatures, while supporting an arbitrary subset of
* format violations.
@ -32,7 +26,7 @@ secp256k1_context* secp256k1_context_verify = nullptr;
* strict DER before being passed to this module, and we know it supports all
* violations present in the blockchain before that point.
*/
int ecdsa_signature_parse_der_lax(const secp256k1_context* ctx, secp256k1_ecdsa_signature* sig, const unsigned char *input, size_t inputlen) {
int ecdsa_signature_parse_der_lax(secp256k1_ecdsa_signature* sig, const unsigned char *input, size_t inputlen) {
size_t rpos, rlen, spos, slen;
size_t pos = 0;
size_t lenbyte;
@ -40,7 +34,7 @@ int ecdsa_signature_parse_der_lax(const secp256k1_context* ctx, secp256k1_ecdsa_
int overflow = 0;
/* Hack to initialize sig with a correctly-parsed but invalid signature. */
secp256k1_ecdsa_signature_parse_compact(ctx, sig, tmpsig);
secp256k1_ecdsa_signature_parse_compact(secp256k1_context_static, sig, tmpsig);
/* Sequence tag byte */
if (pos == inputlen || input[pos] != 0x30) {
@ -163,13 +157,13 @@ int ecdsa_signature_parse_der_lax(const secp256k1_context* ctx, secp256k1_ecdsa_
}
if (!overflow) {
overflow = !secp256k1_ecdsa_signature_parse_compact(ctx, sig, tmpsig);
overflow = !secp256k1_ecdsa_signature_parse_compact(secp256k1_context_static, sig, tmpsig);
}
if (overflow) {
/* Overwrite the result again with a correctly-parsed but invalid
signature if parsing failed. */
memset(tmpsig, 0, 64);
secp256k1_ecdsa_signature_parse_compact(ctx, sig, tmpsig);
secp256k1_ecdsa_signature_parse_compact(secp256k1_context_static, sig, tmpsig);
}
return 1;
}
@ -200,15 +194,15 @@ std::vector<CKeyID> XOnlyPubKey::GetKeyIDs() const
bool XOnlyPubKey::IsFullyValid() const
{
secp256k1_xonly_pubkey pubkey;
return secp256k1_xonly_pubkey_parse(secp256k1_context_verify, &pubkey, m_keydata.data());
return secp256k1_xonly_pubkey_parse(secp256k1_context_static, &pubkey, m_keydata.data());
}
bool XOnlyPubKey::VerifySchnorr(const uint256& msg, Span<const unsigned char> sigbytes) const
{
assert(sigbytes.size() == 64);
secp256k1_xonly_pubkey pubkey;
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_verify, &pubkey, m_keydata.data())) return false;
return secp256k1_schnorrsig_verify(secp256k1_context_verify, sigbytes.data(), msg.begin(), 32, &pubkey);
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_static, &pubkey, m_keydata.data())) return false;
return secp256k1_schnorrsig_verify(secp256k1_context_static, sigbytes.data(), msg.begin(), 32, &pubkey);
}
static const HashWriter HASHER_TAPTWEAK{TaggedHash("TapTweak")};
@ -227,23 +221,23 @@ uint256 XOnlyPubKey::ComputeTapTweakHash(const uint256* merkle_root) const
bool XOnlyPubKey::CheckTapTweak(const XOnlyPubKey& internal, const uint256& merkle_root, bool parity) const
{
secp256k1_xonly_pubkey internal_key;
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_verify, &internal_key, internal.data())) return false;
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_static, &internal_key, internal.data())) return false;
uint256 tweak = internal.ComputeTapTweakHash(&merkle_root);
return secp256k1_xonly_pubkey_tweak_add_check(secp256k1_context_verify, m_keydata.begin(), parity, &internal_key, tweak.begin());
return secp256k1_xonly_pubkey_tweak_add_check(secp256k1_context_static, m_keydata.begin(), parity, &internal_key, tweak.begin());
}
std::optional<std::pair<XOnlyPubKey, bool>> XOnlyPubKey::CreateTapTweak(const uint256* merkle_root) const
{
secp256k1_xonly_pubkey base_point;
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_verify, &base_point, data())) return std::nullopt;
if (!secp256k1_xonly_pubkey_parse(secp256k1_context_static, &base_point, data())) return std::nullopt;
secp256k1_pubkey out;
uint256 tweak = ComputeTapTweakHash(merkle_root);
if (!secp256k1_xonly_pubkey_tweak_add(secp256k1_context_verify, &out, &base_point, tweak.data())) return std::nullopt;
if (!secp256k1_xonly_pubkey_tweak_add(secp256k1_context_static, &out, &base_point, tweak.data())) return std::nullopt;
int parity = -1;
std::pair<XOnlyPubKey, bool> ret;
secp256k1_xonly_pubkey out_xonly;
if (!secp256k1_xonly_pubkey_from_pubkey(secp256k1_context_verify, &out_xonly, &parity, &out)) return std::nullopt;
secp256k1_xonly_pubkey_serialize(secp256k1_context_verify, ret.first.begin(), &out_xonly);
if (!secp256k1_xonly_pubkey_from_pubkey(secp256k1_context_static, &out_xonly, &parity, &out)) return std::nullopt;
secp256k1_xonly_pubkey_serialize(secp256k1_context_static, ret.first.begin(), &out_xonly);
assert(parity == 0 || parity == 1);
ret.second = parity;
return ret;
@ -255,17 +249,16 @@ bool CPubKey::Verify(const uint256 &hash, const std::vector<unsigned char>& vchS
return false;
secp256k1_pubkey pubkey;
secp256k1_ecdsa_signature sig;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
if (!secp256k1_ec_pubkey_parse(secp256k1_context_static, &pubkey, vch, size())) {
return false;
}
if (!ecdsa_signature_parse_der_lax(secp256k1_context_verify, &sig, vchSig.data(), vchSig.size())) {
if (!ecdsa_signature_parse_der_lax(&sig, vchSig.data(), vchSig.size())) {
return false;
}
/* libsecp256k1's ECDSA verification requires lower-S signatures, which have
* not historically been enforced in Bitcoin, so normalize them first. */
secp256k1_ecdsa_signature_normalize(secp256k1_context_verify, &sig, &sig);
return secp256k1_ecdsa_verify(secp256k1_context_verify, &sig, hash.begin(), &pubkey);
secp256k1_ecdsa_signature_normalize(secp256k1_context_static, &sig, &sig);
return secp256k1_ecdsa_verify(secp256k1_context_static, &sig, hash.begin(), &pubkey);
}
bool CPubKey::RecoverCompact(const uint256 &hash, const std::vector<unsigned char>& vchSig) {
@ -275,16 +268,15 @@ bool CPubKey::RecoverCompact(const uint256 &hash, const std::vector<unsigned cha
bool fComp = ((vchSig[0] - 27) & 4) != 0;
secp256k1_pubkey pubkey;
secp256k1_ecdsa_recoverable_signature sig;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ecdsa_recoverable_signature_parse_compact(secp256k1_context_verify, &sig, &vchSig[1], recid)) {
if (!secp256k1_ecdsa_recoverable_signature_parse_compact(secp256k1_context_static, &sig, &vchSig[1], recid)) {
return false;
}
if (!secp256k1_ecdsa_recover(secp256k1_context_verify, &pubkey, &sig, hash.begin())) {
if (!secp256k1_ecdsa_recover(secp256k1_context_static, &pubkey, &sig, hash.begin())) {
return false;
}
unsigned char pub[SIZE];
size_t publen = SIZE;
secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, fComp ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED);
secp256k1_ec_pubkey_serialize(secp256k1_context_static, pub, &publen, &pubkey, fComp ? SECP256K1_EC_COMPRESSED : SECP256K1_EC_UNCOMPRESSED);
Set(pub, pub + publen);
return true;
}
@ -293,21 +285,19 @@ bool CPubKey::IsFullyValid() const {
if (!IsValid())
return false;
secp256k1_pubkey pubkey;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
return secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size());
return secp256k1_ec_pubkey_parse(secp256k1_context_static, &pubkey, vch, size());
}
bool CPubKey::Decompress() {
if (!IsValid())
return false;
secp256k1_pubkey pubkey;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
if (!secp256k1_ec_pubkey_parse(secp256k1_context_static, &pubkey, vch, size())) {
return false;
}
unsigned char pub[SIZE];
size_t publen = SIZE;
secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, SECP256K1_EC_UNCOMPRESSED);
secp256k1_ec_pubkey_serialize(secp256k1_context_static, pub, &publen, &pubkey, SECP256K1_EC_UNCOMPRESSED);
Set(pub, pub + publen);
return true;
}
@ -320,16 +310,15 @@ bool CPubKey::Derive(CPubKey& pubkeyChild, ChainCode &ccChild, unsigned int nChi
BIP32Hash(cc, nChild, *begin(), begin()+1, out);
memcpy(ccChild.begin(), out+32, 32);
secp256k1_pubkey pubkey;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!secp256k1_ec_pubkey_parse(secp256k1_context_verify, &pubkey, vch, size())) {
if (!secp256k1_ec_pubkey_parse(secp256k1_context_static, &pubkey, vch, size())) {
return false;
}
if (!secp256k1_ec_pubkey_tweak_add(secp256k1_context_verify, &pubkey, out)) {
if (!secp256k1_ec_pubkey_tweak_add(secp256k1_context_static, &pubkey, out)) {
return false;
}
unsigned char pub[COMPRESSED_SIZE];
size_t publen = COMPRESSED_SIZE;
secp256k1_ec_pubkey_serialize(secp256k1_context_verify, pub, &publen, &pubkey, SECP256K1_EC_COMPRESSED);
secp256k1_ec_pubkey_serialize(secp256k1_context_static, pub, &publen, &pubkey, SECP256K1_EC_COMPRESSED);
pubkeyChild.Set(pub, pub + publen);
return true;
}
@ -375,35 +364,8 @@ bool CExtPubKey::Derive(CExtPubKey &out, unsigned int _nChild) const {
/* static */ bool CPubKey::CheckLowS(const std::vector<unsigned char>& vchSig) {
secp256k1_ecdsa_signature sig;
assert(secp256k1_context_verify && "secp256k1_context_verify must be initialized to use CPubKey.");
if (!ecdsa_signature_parse_der_lax(secp256k1_context_verify, &sig, vchSig.data(), vchSig.size())) {
if (!ecdsa_signature_parse_der_lax(&sig, vchSig.data(), vchSig.size())) {
return false;
}
return (!secp256k1_ecdsa_signature_normalize(secp256k1_context_verify, nullptr, &sig));
}
/* static */ int ECCVerifyHandle::refcount = 0;
ECCVerifyHandle::ECCVerifyHandle()
{
if (refcount == 0) {
assert(secp256k1_context_verify == nullptr);
secp256k1_context_verify = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY);
assert(secp256k1_context_verify != nullptr);
}
refcount++;
}
ECCVerifyHandle::~ECCVerifyHandle()
{
refcount--;
if (refcount == 0) {
assert(secp256k1_context_verify != nullptr);
secp256k1_context_destroy(secp256k1_context_verify);
secp256k1_context_verify = nullptr;
}
}
const secp256k1_context* GetVerifyContext() {
return secp256k1_context_verify;
return (!secp256k1_ecdsa_signature_normalize(secp256k1_context_static, nullptr, &sig));
}

17
src/pubkey.h
View file

@ -330,21 +330,4 @@ struct CExtPubKey {
[[nodiscard]] bool Derive(CExtPubKey& out, unsigned int nChild) const;
};
/** Users of this module must hold an ECCVerifyHandle. The constructor and
* destructor of these are not allowed to run in parallel, though. */
class ECCVerifyHandle
{
static int refcount;
public:
ECCVerifyHandle();
~ECCVerifyHandle();
};
typedef struct secp256k1_context_struct secp256k1_context;
/** Access to the internal secp256k1 context used for verification. Only intended to be used
* by key.cpp. */
const secp256k1_context* GetVerifyContext();
#endif // BITCOIN_PUBKEY_H

6
src/script/bitcoinconsensus.cpp
View file

@ -62,12 +62,6 @@ inline int set_error(bitcoinconsensus_error* ret, bitcoinconsensus_error serror)
return 0;
}
struct ECCryptoClosure
{
ECCVerifyHandle handle;
};
ECCryptoClosure instance_of_eccryptoclosure;
} // namespace
/** Check that all specified flags are part of the libconsensus interface. */

7
src/test/fuzz/base_encode_decode.cpp
View file

@ -14,12 +14,7 @@
#include <string>
#include <vector>
void initialize_base_encode_decode()
{
static const ECCVerifyHandle verify_handle;
}
FUZZ_TARGET_INIT(base_encode_decode, initialize_base_encode_decode)
FUZZ_TARGET(base_encode_decode)
{
const std::string random_encoded_string(buffer.begin(), buffer.end());

1
src/test/fuzz/block.cpp
View file

@ -19,7 +19,6 @@
void initialize_block()
{
static const ECCVerifyHandle verify_handle;
SelectParams(CBaseChainParams::REGTEST);
}

1
src/test/fuzz/descriptor_parse.cpp
View file

@ -9,7 +9,6 @@
void initialize_descriptor_parse()
{
static const ECCVerifyHandle verify_handle;
ECC_Start();
SelectParams(CBaseChainParams::MAIN);
}

3
src/test/fuzz/deserialize.cpp
View file

@ -46,9 +46,6 @@ void initialize_deserialize()
{
static const auto testing_setup = MakeNoLogFileContext<>();
g_setup = testing_setup.get();
// Fuzzers using pubkey must hold an ECCVerifyHandle.
static const ECCVerifyHandle verify_handle;
}
#define FUZZ_TARGET_DESERIALIZE(name, code) \

7
src/test/fuzz/eval_script.cpp
View file

@ -9,12 +9,7 @@
#include <limits>
void initialize_eval_script()
{
static const ECCVerifyHandle verify_handle;
}
FUZZ_TARGET_INIT(eval_script, initialize_eval_script)
FUZZ_TARGET(eval_script)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();

7
src/test/fuzz/hex.cpp
View file

@ -16,12 +16,7 @@
#include <string>
#include <vector>
void initialize_hex()
{
static const ECCVerifyHandle verify_handle;
}
FUZZ_TARGET_INIT(hex, initialize_hex)
FUZZ_TARGET(hex)
{
const std::string random_hex_string(buffer.begin(), buffer.end());
const std::vector<unsigned char> data = ParseHex(random_hex_string);

1
src/test/fuzz/key.cpp
View file

@ -27,7 +27,6 @@
void initialize_key()
{
static const ECCVerifyHandle ecc_verify_handle;
ECC_Start();
SelectParams(CBaseChainParams::REGTEST);
}

1
src/test/fuzz/key_io.cpp
View file

@ -13,7 +13,6 @@
void initialize_key_io()
{
static const ECCVerifyHandle verify_handle;
ECC_Start();
SelectParams(CBaseChainParams::MAIN);
}

1
src/test/fuzz/message.cpp
View file

@ -18,7 +18,6 @@
void initialize_message()
{
static const ECCVerifyHandle ecc_verify_handle;
ECC_Start();
SelectParams(CBaseChainParams::REGTEST);
}

1
src/test/fuzz/parse_univalue.cpp
View file

@ -13,7 +13,6 @@
void initialize_parse_univalue()
{
static const ECCVerifyHandle verify_handle;
SelectParams(CBaseChainParams::REGTEST);
}

7
src/test/fuzz/psbt.cpp
View file

@ -22,12 +22,7 @@ using node::AnalyzePSBT;
using node::PSBTAnalysis;
using node::PSBTInputAnalysis;
void initialize_psbt()
{
static const ECCVerifyHandle verify_handle;
}
FUZZ_TARGET_INIT(psbt, initialize_psbt)
FUZZ_TARGET(psbt)
{
FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
PartiallySignedTransaction psbt_mut;

3
src/test/fuzz/script.cpp
View file

@ -32,9 +32,6 @@
void initialize_script()
{
// Fuzzers using pubkey must hold an ECCVerifyHandle.
static const ECCVerifyHandle verify_handle;
SelectParams(CBaseChainParams::REGTEST);
}

5
src/test/fuzz/script_assets_test_minimizer.cpp
View file

@ -184,10 +184,7 @@ void Test(const std::string& str)
}
}
void test_init()
{
static ECCVerifyHandle handle;
}
void test_init() {}
FUZZ_TARGET_INIT_HIDDEN(script_assets_test_minimizer, test_init, /*hidden=*/true)
{

7
src/test/fuzz/script_flags.cpp
View file

@ -11,12 +11,7 @@
#include <test/fuzz/fuzz.h>
void initialize_script_flags()
{
static const ECCVerifyHandle verify_handle;
}
FUZZ_TARGET_INIT(script_flags, initialize_script_flags)
FUZZ_TARGET(script_flags)
{
CDataStream ds(buffer, SER_NETWORK, INIT_PROTO_VERSION);
try {

1
src/test/fuzz/script_sign.cpp
View file

@ -26,7 +26,6 @@
void initialize_script_sign()
{
static const ECCVerifyHandle ecc_verify_handle;
ECC_Start();
SelectParams(CBaseChainParams::REGTEST);
}

6
src/test/fuzz/secp256k1_ecdsa_signature_parse_der_lax.cpp
View file

@ -12,7 +12,7 @@
#include <vector>
bool SigHasLowR(const secp256k1_ecdsa_signature* sig);
int ecdsa_signature_parse_der_lax(const secp256k1_context* ctx, secp256k1_ecdsa_signature* sig, const unsigned char* input, size_t inputlen);
int ecdsa_signature_parse_der_lax(secp256k1_ecdsa_signature* sig, const unsigned char* input, size_t inputlen);
FUZZ_TARGET(secp256k1_ecdsa_signature_parse_der_lax)
{
@ -21,13 +21,11 @@ FUZZ_TARGET(secp256k1_ecdsa_signature_parse_der_lax)
if (signature_bytes.data() == nullptr) {
return;
}
secp256k1_context* secp256k1_context_verify = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY);
secp256k1_ecdsa_signature sig_der_lax;
const bool parsed_der_lax = ecdsa_signature_parse_der_lax(secp256k1_context_verify, &sig_der_lax, signature_bytes.data(), signature_bytes.size()) == 1;
const bool parsed_der_lax = ecdsa_signature_parse_der_lax(&sig_der_lax, signature_bytes.data(), signature_bytes.size()) == 1;
if (parsed_der_lax) {
ECC_Start();
(void)SigHasLowR(&sig_der_lax);
ECC_Stop();
}
secp256k1_context_destroy(secp256k1_context_verify);
}

7
src/test/fuzz/signature_checker.cpp
View file

@ -14,11 +14,6 @@
#include <string>
#include <vector>
void initialize_signature_checker()
{
static const auto verify_handle = std::make_unique<ECCVerifyHandle>();
}
namespace {
class FuzzedSignatureChecker : public BaseSignatureChecker
{
@ -53,7 +48,7 @@ public:
};
} // namespace
FUZZ_TARGET_INIT(signature_checker, initialize_signature_checker)
FUZZ_TARGET(signature_checker)
{
FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();