diff options
| author | Johnson Lau <jl2012@xbt.hk> | 2018-04-27 03:56:29 +0800 |
|---|---|---|
| committer | Johnson Lau <jl2012@xbt.hk> | 2018-05-05 04:26:12 +0800 |
| commit | 9dabfe49c066301ef75bcfcb089fd308366127c4 (patch) | |
| tree | 9640b1303dc21c3dc68463833d9f34145a118b2e /src/policy | |
| parent | 627c3762ce5d8ce097f70c7fb52a3640246fae9b (diff) | |
| download | bitcoin-9dabfe49c066301ef75bcfcb089fd308366127c4.tar.xz | |
Add constant scriptCode policy in non-segwit scripts
This disables OP_CODESEPARATOR in non-segwit scripts (even in an unexecuted branch), and makes a positive FindAndDelete result invalid. This ensures that the scriptCode serialized in SignatureHash() is always the same as the script passing to the EvalScript.
Diffstat (limited to 'src/policy')
| -rw-r--r-- | src/policy/policy.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/policy/policy.h b/src/policy/policy.h index e4eda4b635..6ba3ba7450 100644 --- a/src/policy/policy.h +++ b/src/policy/policy.h @@ -63,7 +63,8 @@ static constexpr unsigned int STANDARD_SCRIPT_VERIFY_FLAGS = MANDATORY_SCRIPT_VE SCRIPT_VERIFY_LOW_S | SCRIPT_VERIFY_WITNESS | SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_WITNESS_PROGRAM | - SCRIPT_VERIFY_WITNESS_PUBKEYTYPE; + SCRIPT_VERIFY_WITNESS_PUBKEYTYPE | + SCRIPT_VERIFY_CONST_SCRIPTCODE; /** For convenience, standard but not mandatory verify flags. */ static constexpr unsigned int STANDARD_NOT_MANDATORY_VERIFY_FLAGS = STANDARD_SCRIPT_VERIFY_FLAGS & ~MANDATORY_SCRIPT_VERIFY_FLAGS; |