diff --git a/libs/binder/FdTrigger.cpp b/libs/binder/FdTrigger.cpp
index 8ee6cb0..37c21bb 100644
--- a/libs/binder/FdTrigger.cpp
+++ b/libs/binder/FdTrigger.cpp
@@ -21,10 +21,11 @@
 
 #include <poll.h>
 
-#include <android-base/macros.h>
 #include <android-base/scopeguard.h>
 
 #include "RpcState.h"
+#include "Utils.h"
+
 namespace android {
 
 std::unique_ptr<FdTrigger> FdTrigger::make() {
@@ -77,7 +78,7 @@
     auto pollingStateGuard =
             android::base::make_scope_guard([&]() { transportFd.setPollingState(false); });
 
-    int ret = TEMP_FAILURE_RETRY(poll(pfd, arraysize(pfd), -1));
+    int ret = TEMP_FAILURE_RETRY(poll(pfd, countof(pfd), -1));
     if (ret < 0) {
         return -errno;
     }
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index da58251..9341eff 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -22,7 +22,6 @@
 #include <binder/BpBinder.h>
 #include <binder/TextOutput.h>
 
-#include <android-base/macros.h>
 #include <cutils/sched_policy.h>
 #include <utils/CallStack.h>
 #include <utils/Log.h>
@@ -395,7 +394,9 @@
 }
 
 void IPCThreadState::checkContextIsBinderForUse(const char* use) const {
-    if (LIKELY(mServingStackPointerGuard == nullptr)) return;
+    if (mServingStackPointerGuard == nullptr) [[likely]] {
+        return;
+    }
 
     if (!mServingStackPointer || mServingStackPointerGuard->address < mServingStackPointer) {
         LOG_ALWAYS_FATAL("In context %s, %s does not make sense (binder sp: %p, guard: %p).",
@@ -832,7 +833,7 @@
     }
 
     if ((flags & TF_ONE_WAY) == 0) {
-        if (UNLIKELY(mCallRestriction != ProcessState::CallRestriction::NONE)) {
+        if (mCallRestriction != ProcessState::CallRestriction::NONE) [[unlikely]] {
             if (mCallRestriction == ProcessState::CallRestriction::ERROR_IF_NOT_ONEWAY) {
                 ALOGE("Process making non-oneway call (code: %u) but is restricted.", code);
                 CallStack::logStack("non-oneway call", CallStack::getCurrent(10).get(),
@@ -842,13 +843,13 @@
             }
         }
 
-        #if 0
+#if 0
         if (code == 4) { // relayout
             ALOGI(">>>>>> CALLING transaction 4");
         } else {
             ALOGI(">>>>>> CALLING transaction %d", code);
         }
-        #endif
+#endif
         if (reply) {
             err = waitForResponse(reply);
         } else {
diff --git a/libs/binder/RpcSession.cpp b/libs/binder/RpcSession.cpp
index c8aff63..7e18194 100644
--- a/libs/binder/RpcSession.cpp
+++ b/libs/binder/RpcSession.cpp
@@ -26,7 +26,6 @@
 
 #include <string_view>
 
-#include <android-base/macros.h>
 #include <android-base/scopeguard.h>
 #include <binder/BpBinder.h>
 #include <binder/Parcel.h>
@@ -411,7 +410,9 @@
     }
 
 private:
-    DISALLOW_COPY_AND_ASSIGN(JavaThreadAttacher);
+    JavaThreadAttacher(const JavaThreadAttacher&) = delete;
+    void operator=(const JavaThreadAttacher&) = delete;
+
     bool mAttached = false;
 
     static JavaVM* getJavaVM() {
diff --git a/libs/binder/RpcState.cpp b/libs/binder/RpcState.cpp
index 749c2f8..964a5c4 100644
--- a/libs/binder/RpcState.cpp
+++ b/libs/binder/RpcState.cpp
@@ -18,7 +18,6 @@
 
 #include "RpcState.h"
 
-#include <android-base/macros.h>
 #include <android-base/scopeguard.h>
 #include <binder/BpBinder.h>
 #include <binder/IPCThreadState.h>
@@ -601,7 +600,7 @@
             objectTableSpan.toIovec(),
     };
     if (status_t status = rpcSend(
-                connection, session, "transaction", iovs, arraysize(iovs),
+                connection, session, "transaction", iovs, countof(iovs),
                 [&] {
                     if (waitUs > kWaitLogUs) {
                         ALOGE("Cannot send command, trying to process pending refcounts. Waiting "
@@ -690,7 +689,7 @@
             {&rpcReply, rpcReplyWireSize},
             {data.data(), data.size()},
     };
-    if (status_t status = rpcRec(connection, session, "reply body", iovs, arraysize(iovs), nullptr);
+    if (status_t status = rpcRec(connection, session, "reply body", iovs, countof(iovs), nullptr);
         status != OK)
         return status;
 
@@ -760,7 +759,7 @@
             .bodySize = sizeof(RpcDecStrong),
     };
     iovec iovs[]{{&cmd, sizeof(cmd)}, {&body, sizeof(body)}};
-    return rpcSend(connection, session, "dec ref", iovs, arraysize(iovs), std::nullopt);
+    return rpcSend(connection, session, "dec ref", iovs, countof(iovs), std::nullopt);
 }
 
 status_t RpcState::getAndExecuteCommand(const sp<RpcSession::RpcConnection>& connection,
@@ -1143,7 +1142,7 @@
             {const_cast<uint8_t*>(reply.data()), reply.dataSize()},
             objectTableSpan.toIovec(),
     };
-    return rpcSend(connection, session, "reply", iovs, arraysize(iovs), std::nullopt,
+    return rpcSend(connection, session, "reply", iovs, countof(iovs), std::nullopt,
                    rpcFields->mFds.get());
 }
 
diff --git a/libs/binder/ServiceManagerHost.cpp b/libs/binder/ServiceManagerHost.cpp
index 2b67f03..7f43bb6 100644
--- a/libs/binder/ServiceManagerHost.cpp
+++ b/libs/binder/ServiceManagerHost.cpp
@@ -56,7 +56,8 @@
     [[nodiscard]] const std::optional<unsigned int>& hostPort() const { return mPort; }
 
 private:
-    DISALLOW_COPY_AND_ASSIGN(AdbForwarder);
+    AdbForwarder(const AdbForwarder&) = delete;
+    void operator=(const AdbForwarder&) = delete;
     explicit AdbForwarder(unsigned int port) : mPort(port) {}
     std::optional<unsigned int> mPort;
 };
diff --git a/libs/binder/ServiceManagerHost.h b/libs/binder/ServiceManagerHost.h
index c5310da..941ba3a 100644
--- a/libs/binder/ServiceManagerHost.h
+++ b/libs/binder/ServiceManagerHost.h
@@ -16,7 +16,6 @@
 
 #pragma once
 
-#include <android-base/macros.h>
 #include <android/os/IServiceManager.h>
 
 namespace android {
diff --git a/libs/binder/Utils.h b/libs/binder/Utils.h
index 8942c31..68d6392 100644
--- a/libs/binder/Utils.h
+++ b/libs/binder/Utils.h
@@ -45,6 +45,17 @@
 
 namespace android {
 
+/**
+ * Get the size of a statically initialized array.
+ *
+ * \param N the array to get the size of.
+ * \return the size of the array.
+ */
+template <typename T, size_t N>
+constexpr size_t countof(T (&)[N]) {
+    return N;
+}
+
 // avoid optimizations
 void zeroMemory(uint8_t* data, size_t size);
 
diff --git a/libs/binder/UtilsHost.h b/libs/binder/UtilsHost.h
index 98ac4e0..14a8dcb 100644
--- a/libs/binder/UtilsHost.h
+++ b/libs/binder/UtilsHost.h
@@ -22,7 +22,6 @@
 #include <variant>
 #include <vector>
 
-#include <android-base/macros.h>
 #include <android-base/result.h>
 #include <android-base/unique_fd.h>
 
@@ -67,7 +66,8 @@
     }
 
 private:
-    DISALLOW_COPY_AND_ASSIGN(CommandResult);
+    CommandResult(const CommandResult&) = delete;
+    void operator=(const CommandResult&) = delete;
 };
 
 std::ostream& operator<<(std::ostream& os, const CommandResult& res);
diff --git a/libs/binder/tests/binderRpcWireProtocolTest.cpp b/libs/binder/tests/binderRpcWireProtocolTest.cpp
index 7ec7c99..e59dc82 100644
--- a/libs/binder/tests/binderRpcWireProtocolTest.cpp
+++ b/libs/binder/tests/binderRpcWireProtocolTest.cpp
@@ -15,7 +15,6 @@
  */
 
 #include <android-base/logging.h>
-#include <android-base/macros.h>
 #include <android-base/properties.h>
 #include <android-base/strings.h>
 #include <binder/Parcel.h>
diff --git a/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp b/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
index f3006cd..0706182 100644
--- a/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
+++ b/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-#include <android-base/macros.h>
 #include <binder/RecordedTransaction.h>
 #include <filesystem>
 
@@ -36,7 +35,7 @@
         intermediateFile = std::tmpfile();
 
         android::base::unique_fd fdForWriting(dup(fileno(intermediateFile)));
-        auto writeStatus ATTRIBUTE_UNUSED = transaction.value().dumpToFile(fdForWriting);
+        auto writeStatus [[maybe_unused]] = transaction.value().dumpToFile(fdForWriting);
 
         std::fclose(intermediateFile);
     }
diff --git a/libs/binder/tests/unit_fuzzers/RecordedTransactionFuzz.cpp b/libs/binder/tests/unit_fuzzers/RecordedTransactionFuzz.cpp
index 33a653e..9289f6a 100644
--- a/libs/binder/tests/unit_fuzzers/RecordedTransactionFuzz.cpp
+++ b/libs/binder/tests/unit_fuzzers/RecordedTransactionFuzz.cpp
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-#include <android-base/macros.h>
 #include <binder/RecordedTransaction.h>
 #include <fuzzbinder/random_parcel.h>
 #include <filesystem>
@@ -55,7 +54,7 @@
     if (transaction.has_value()) {
         std::FILE* intermediateFile = std::tmpfile();
         android::base::unique_fd fdForWriting(dup(fileno(intermediateFile)));
-        auto writeStatus ATTRIBUTE_UNUSED = transaction.value().dumpToFile(fdForWriting);
+        auto writeStatus [[maybe_unused]] = transaction.value().dumpToFile(fdForWriting);
 
         std::fclose(intermediateFile);
     }
diff --git a/libs/binder/trusty/include/binder/RpcServerTrusty.h b/libs/binder/trusty/include/binder/RpcServerTrusty.h
index 8924b36..aa476f9 100644
--- a/libs/binder/trusty/include/binder/RpcServerTrusty.h
+++ b/libs/binder/trusty/include/binder/RpcServerTrusty.h
@@ -17,7 +17,6 @@
 #pragma once
 
 #include <android-base/expected.h>
-#include <android-base/macros.h>
 #include <android-base/unique_fd.h>
 #include <binder/IBinder.h>
 #include <binder/RpcServer.h>
@@ -83,7 +82,8 @@
     // Both this class and RpcServer have multiple non-copyable fields,
     // including mPortAcl below which can't be copied because mUuidPtrs
     // holds pointers into it
-    DISALLOW_COPY_AND_ASSIGN(RpcServerTrusty);
+    RpcServerTrusty(const RpcServerTrusty&) = delete;
+    void operator=(const RpcServerTrusty&) = delete;
 
     friend sp<RpcServerTrusty>;
     explicit RpcServerTrusty(std::unique_ptr<RpcTransportCtx> ctx, std::string&& portName,
diff --git a/libs/binder/trusty/logging.cpp b/libs/binder/trusty/logging.cpp
index b4243af..88a1075 100644
--- a/libs/binder/trusty/logging.cpp
+++ b/libs/binder/trusty/logging.cpp
@@ -22,7 +22,6 @@
 #include <iostream>
 #include <string>
 
-#include <android-base/macros.h>
 #include <android-base/strings.h>
 
 namespace android {