/**************************************************************************** * libs/libc/stdio/lib_fwrite.c * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include "libc.h" /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Name: fwrite ****************************************************************************/ size_t fwrite(FAR const void *ptr, size_t size, size_t n_items, FAR FILE *stream) { size_t full_size = n_items * (size_t)size; ssize_t bytes_written; size_t items_written = 0; /* Write the data into the stream buffer */ bytes_written = lib_fwrite(ptr, full_size, stream); if (bytes_written > 0) { /* Return the number of full items written */ items_written = bytes_written / size; } return items_written; }