Application of the anti-inscriptions patch

This commit is contained in:
Léo Haf 2024-10-05 17:43:48 +02:00
parent 1101837461
commit 8623c35fc8
Signed by: Retropex
GPG Key ID: 0E37EBAB8574F005

View File

@ -479,6 +479,14 @@ bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript&
return set_error(serror, SCRIPT_ERR_MINIMALDATA);
}
stack.push_back(vchPushValue);
if ((flags & SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_NOPS) && opcode == OP_FALSE) {
auto pc_tmp = pc;
opcodetype next_opcode;
valtype dummy_data;
if (script.GetOp(pc_tmp, next_opcode, dummy_data) && next_opcode == OP_IF) {
return set_error(serror, SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS);
}
}
} else if (fExec || (OP_IF <= opcode && opcode <= OP_ENDIF))
switch (opcode)
{