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Add constant for maximum stack size

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This commit is contained in:
Gregory Sanders 2017-05-02 10:55:06 -04:00
parent a3e756b7d6
commit cb184b3a54
2 changed files with 4 additions and 1 deletions
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2
src/script/interpreter.cpp
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@ -1028,7 +1028,7 @@ bool EvalScript(std::vector<std::vector<unsigned char> >& stack, const CScript&
} }
// Size limits // Size limits
if (stack.size() + altstack.size() > 1000) if (stack.size() + altstack.size() > MAX_STACK_SIZE)
return set_error(serror, SCRIPT_ERR_STACK_SIZE); return set_error(serror, SCRIPT_ERR_STACK_SIZE);
} }
} }

3
src/script/script.h
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@ -30,6 +30,9 @@ static const int MAX_PUBKEYS_PER_MULTISIG = 20;
// Maximum script length in bytes // Maximum script length in bytes
static const int MAX_SCRIPT_SIZE = 10000; static const int MAX_SCRIPT_SIZE = 10000;
// Maximum number of values on script interpreter stack
static const int MAX_STACK_SIZE = 1000;
// Threshold for nLockTime: below this value it is interpreted as block number, // Threshold for nLockTime: below this value it is interpreted as block number,
// otherwise as UNIX timestamp. // otherwise as UNIX timestamp.
static const unsigned int LOCKTIME_THRESHOLD = 500000000; // Tue Nov 5 00:53:20 1985 UTC static const unsigned int LOCKTIME_THRESHOLD = 500000000; // Tue Nov 5 00:53:20 1985 UTC