syntax = "proto3";

package org.xrpl.rpc.v1;
option java_package = "org.xrpl.rpc.v1";
option java_multiple_files = true;

// Next field: 4
message LedgerSpecifier
{
    // Next field: 4
    enum Shortcut
    {
        SHORTCUT_UNSPECIFIED = 0;
        SHORTCUT_VALIDATED   = 1;
        SHORTCUT_CLOSED      = 2;
        SHORTCUT_CURRENT     = 3;
    }

    oneof ledger
    {
        Shortcut shortcut = 1;
        uint32 sequence = 2;
        // 32 bytes
        bytes hash = 3;
    }
}

// Next field: 3
message LedgerRange
{
    uint32 ledger_index_min = 1;

    // Note, if ledger_index_min is non-zero and ledger_index_max is 0, the
    // software will use the max validated ledger in place of ledger_index_max
    uint32 ledger_index_max = 2;
};