Avoid implicit type conversion between signed/unsigned

Bug: 146611855
Test: atest CtsNdkBinderTest
Change-Id: Ie99a7c1a1fa1ee311fe16508169e9b0100904d95
diff --git a/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h b/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
index 09949ea..054aebe 100644
--- a/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
+++ b/libs/binder/ndk/include_cpp/android/binder_parcel_utils.h
@@ -45,7 +45,7 @@
     std::vector<T>* vec = static_cast<std::vector<T>*>(vectorData);
     if (static_cast<size_t>(length) > vec->max_size()) return false;
 
-    vec->resize(length);
+    vec->resize(static_cast<size_t>(length));
     *outBuffer = vec->data();
     return true;
 }
@@ -66,7 +66,7 @@
     *vec = std::optional<std::vector<T>>(std::vector<T>{});
 
     if (static_cast<size_t>(length) > (*vec)->max_size()) return false;
-    (*vec)->resize(length);
+    (*vec)->resize(static_cast<size_t>(length));
 
     *outBuffer = (*vec)->data();
     return true;
@@ -90,7 +90,7 @@
     std::vector<T>* vec = static_cast<std::vector<T>*>(vectorData);
     if (static_cast<size_t>(length) > vec->max_size()) return false;
 
-    vec->resize(length);
+    vec->resize(static_cast<size_t>(length));
     return true;
 }
 
@@ -117,7 +117,7 @@
     *vec = std::optional<std::vector<T>>(std::vector<T>{});
 
     if (static_cast<size_t>(length) > (*vec)->max_size()) return false;
-    (*vec)->resize(length);
+    (*vec)->resize(static_cast<size_t>(length));
 
     return true;
 }
@@ -257,7 +257,7 @@
     if (length <= 0) return false;
 
     std::string* str = static_cast<std::string*>(stringData);
-    str->resize(length - 1);
+    str->resize(static_cast<size_t>(length) - 1);
     *buffer = &(*str)[0];
     return true;
 }
@@ -279,7 +279,7 @@
     }
 
     *str = std::optional<std::string>(std::string{});
-    (*str)->resize(length - 1);
+    (*str)->resize(static_cast<size_t>(length) - 1);
     *buffer = &(**str)[0];
     return true;
 }
@@ -303,7 +303,7 @@
     const std::vector<std::string>* vec = static_cast<const std::vector<std::string>*>(vectorData);
     const std::string& element = vec->at(index);
 
-    *outLength = element.size();
+    *outLength = static_cast<int32_t>(element.size());
     return element.c_str();
 }
 
@@ -337,7 +337,7 @@
         return nullptr;
     }
 
-    *outLength = element->size();
+    *outLength = static_cast<int32_t>(element->size());
     return element->c_str();
 }
 
@@ -345,7 +345,7 @@
  * Convenience API for writing a std::string.
  */
 static inline binder_status_t AParcel_writeString(AParcel* parcel, const std::string& str) {
-    return AParcel_writeString(parcel, str.c_str(), str.size());
+    return AParcel_writeString(parcel, str.c_str(), static_cast<int32_t>(str.size()));
 }
 
 /**
@@ -365,7 +365,7 @@
         return AParcel_writeString(parcel, nullptr, -1);
     }
 
-    return AParcel_writeString(parcel, str->c_str(), str->size());
+    return AParcel_writeString(parcel, str->c_str(), static_cast<int32_t>(str->size()));
 }
 
 /**
@@ -383,7 +383,7 @@
 static inline binder_status_t AParcel_writeVector(AParcel* parcel,
                                                   const std::vector<std::string>& vec) {
     const void* vectorData = static_cast<const void*>(&vec);
-    return AParcel_writeStringArray(parcel, vectorData, vec.size(),
+    return AParcel_writeStringArray(parcel, vectorData, static_cast<int32_t>(vec.size()),
                                     AParcel_stdVectorStringElementGetter);
 }
 
@@ -404,7 +404,8 @@
 static inline binder_status_t AParcel_writeVector(
         AParcel* parcel, const std::optional<std::vector<std::optional<std::string>>>& vec) {
     const void* vectorData = static_cast<const void*>(&vec);
-    return AParcel_writeStringArray(parcel, vectorData, (vec ? vec->size() : -1),
+    return AParcel_writeStringArray(parcel, vectorData,
+                                    (vec ? static_cast<int32_t>(vec->size()) : -1),
                                     AParcel_nullableStdVectorStringElementGetter);
 }
 
@@ -545,7 +546,7 @@
 template <typename P>
 static inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<P>& vec) {
     const void* vectorData = static_cast<const void*>(&vec);
-    return AParcel_writeParcelableArray(parcel, vectorData, vec.size(),
+    return AParcel_writeParcelableArray(parcel, vectorData, static_cast<int32_t>(vec.size()),
                                         AParcel_writeStdVectorParcelableElement<P>);
 }
 
@@ -564,7 +565,7 @@
  * Writes a vector of int32_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int32_t>& vec) {
-    return AParcel_writeInt32Array(parcel, vec.data(), vec.size());
+    return AParcel_writeInt32Array(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -597,7 +598,7 @@
  * Writes a vector of uint32_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint32_t>& vec) {
-    return AParcel_writeUint32Array(parcel, vec.data(), vec.size());
+    return AParcel_writeUint32Array(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -631,7 +632,7 @@
  * Writes a vector of int64_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int64_t>& vec) {
-    return AParcel_writeInt64Array(parcel, vec.data(), vec.size());
+    return AParcel_writeInt64Array(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -664,7 +665,7 @@
  * Writes a vector of uint64_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint64_t>& vec) {
-    return AParcel_writeUint64Array(parcel, vec.data(), vec.size());
+    return AParcel_writeUint64Array(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -698,7 +699,7 @@
  * Writes a vector of float to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<float>& vec) {
-    return AParcel_writeFloatArray(parcel, vec.data(), vec.size());
+    return AParcel_writeFloatArray(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -731,7 +732,7 @@
  * Writes a vector of double to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<double>& vec) {
-    return AParcel_writeDoubleArray(parcel, vec.data(), vec.size());
+    return AParcel_writeDoubleArray(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -764,8 +765,8 @@
  * Writes a vector of bool to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<bool>& vec) {
-    return AParcel_writeBoolArray(parcel, static_cast<const void*>(&vec), vec.size(),
-                                  AParcel_stdVectorGetter<bool>);
+    return AParcel_writeBoolArray(parcel, static_cast<const void*>(&vec),
+                                  static_cast<int32_t>(vec.size()), AParcel_stdVectorGetter<bool>);
 }
 
 /**
@@ -801,7 +802,7 @@
  * Writes a vector of char16_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<char16_t>& vec) {
-    return AParcel_writeCharArray(parcel, vec.data(), vec.size());
+    return AParcel_writeCharArray(parcel, vec.data(), static_cast<int32_t>(vec.size()));
 }
 
 /**
@@ -834,7 +835,8 @@
  * Writes a vector of uint8_t to the next location in a non-null parcel.
  */
 inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint8_t>& vec) {
-    return AParcel_writeByteArray(parcel, reinterpret_cast<const int8_t*>(vec.data()), vec.size());
+    return AParcel_writeByteArray(parcel, reinterpret_cast<const int8_t*>(vec.data()),
+                                  static_cast<int32_t>(vec.size()));
 }
 
 /**