Introduce constant for maximum CScript length

8 years ago · 4c6ea562bd
2 changed files with 4 additions and 1 deletions
--- a/src/script/interpreter.cpp
+++ b/src/script/interpreter.cpp
@ -252,7 +252,7 @@ bool EvalScript(vector<vector<unsigned char> >& stack, const CScript& script, un
    vector<bool> vfExec;
    vector<valtype> altstack;
    set_error(serror, SCRIPT_ERR_UNKNOWN_ERROR);
-    if (script.size() > 10000)
+    if (script.size() > MAX_SCRIPT_SIZE)
        return set_error(serror, SCRIPT_ERR_SCRIPT_SIZE);
    int nOpCount = 0;
    bool fRequireMinimal = (flags & SCRIPT_VERIFY_MINIMALDATA) != 0;
--- a/src/script/script.h
+++ b/src/script/script.h
@ -19,6 +19,9 @@

 static const unsigned int MAX_SCRIPT_ELEMENT_SIZE = 520; // bytes

+// Maximum script length in bytes
+static const int MAX_SCRIPT_SIZE = 10000;
+
 // Threshold for nLockTime: below this value it is interpreted as block number,
 // otherwise as UNIX timestamp.
 static const unsigned int LOCKTIME_THRESHOLD = 500000000; // Tue Nov  5 00:53:20 1985 UTC