Deep freeze (#5187)

include/xrpl/protocol/Feature.h

@@ -80,7 +80,7 @@ namespace detail {
 // Feature.cpp. Because it's only used to reserve storage, and determine how
 // large to make the FeatureBitset, it MAY be larger. It MUST NOT be less than
 // the actual number of amendments. A LogicError on startup will verify this.
-static constexpr std::size_t numFeatures = 80;
+static constexpr std::size_t numFeatures = 81;
 
 /** Amendments that this server supports and the default voting behavior.
    Whether they are enabled depends on the Rules defined in the validated

include/xrpl/protocol/LedgerFormats.h

@@ -160,10 +160,12 @@ enum LedgerSpecificFlags {
     lsfHighAuth = 0x00080000,
     lsfLowNoRipple = 0x00100000,
     lsfHighNoRipple = 0x00200000,
-    lsfLowFreeze = 0x00400000,   // True, low side has set freeze flag
-    lsfHighFreeze = 0x00800000,  // True, high side has set freeze flag
-    lsfAMMNode = 0x01000000,     // True, trust line to AMM. Used by client
-                                 // apps to identify payments via AMM.
+    lsfLowFreeze = 0x00400000,      // True, low side has set freeze flag
+    lsfHighFreeze = 0x00800000,     // True, high side has set freeze flag
+    lsfAMMNode = 0x01000000,        // True, trust line to AMM. Used by client
+                                    // apps to identify payments via AMM.
+    lsfLowDeepFreeze = 0x02000000,  // True, low side has set deep freeze flag
+    lsfHighDeepFreeze = 0x04000000, // True, high side has set deep freeze flag
 
     // ltSIGNER_LIST
     lsfOneOwnerCount = 0x00010000,  // True, uses only one OwnerCount

include/xrpl/protocol/TxFlags.h

@@ -114,9 +114,11 @@ constexpr std::uint32_t tfSetNoRipple                      = 0x00020000;
 constexpr std::uint32_t tfClearNoRipple                    = 0x00040000;
 constexpr std::uint32_t tfSetFreeze                        = 0x00100000;
 constexpr std::uint32_t tfClearFreeze                      = 0x00200000;
+constexpr std::uint32_t tfSetDeepFreeze                    = 0x00400000;
+constexpr std::uint32_t tfClearDeepFreeze                  = 0x00800000;
 constexpr std::uint32_t tfTrustSetMask =
     ~(tfUniversal | tfSetfAuth | tfSetNoRipple | tfClearNoRipple | tfSetFreeze |
-      tfClearFreeze);
+      tfClearFreeze | tfSetDeepFreeze | tfClearDeepFreeze);
 
 // EnableAmendment flags:
 constexpr std::uint32_t tfGotMajority                      = 0x00010000;

include/xrpl/protocol/detail/features.macro

@@ -28,10 +28,12 @@
 // Keep it sorted in reverse chronological order.
 // If you add an amendment here, then do not forget to increment `numFeatures`
 // in include/xrpl/protocol/Feature.h.
+// clang-format off
 
+XRPL_FEATURE(DeepFreeze,                 Supported::yes, VoteBehavior::DefaultNo)
+XRPL_FEATURE(MPTokensV1,                 Supported::yes, VoteBehavior::DefaultNo)
 // InvariantsV1_1 will be changes to Supported::yes when all the
 // invariants expected to be included under it are complete.
-XRPL_FEATURE(MPTokensV1,                 Supported::yes, VoteBehavior::DefaultNo)
 XRPL_FEATURE(InvariantsV1_1,             Supported::no,  VoteBehavior::DefaultNo)
 XRPL_FIX    (NFTokenPageLinks,           Supported::yes, VoteBehavior::DefaultNo)
 XRPL_FIX    (InnerObjTemplate2,          Supported::yes, VoteBehavior::DefaultNo)
@@ -111,3 +113,5 @@ XRPL_FIX    (NFTokenNegOffer,       Supported::yes, VoteBehavior::Obsolete)
 XRPL_FIX    (NFTokenDirV1,          Supported::yes, VoteBehavior::Obsolete)
 XRPL_FEATURE(NonFungibleTokensV1,   Supported::yes, VoteBehavior::Obsolete)
 XRPL_FEATURE(CryptoConditionsSuite, Supported::yes, VoteBehavior::Obsolete)
+
+// clang-format on