michallenc commented on code in PR #10602: URL: https://github.com/apache/nuttx/pull/10602#discussion_r1363385383
########## libs/libc/stdio/lib_fopencookie.c: ########## @@ -0,0 +1,153 @@ +/**************************************************************************** + * libs/libc/stdio/lib_fopencookie.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 <nuttx/config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <assert.h> +#include <errno.h> +#include <nuttx/tls.h> + +#include "libc.h" + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: cookie_read_cb + ****************************************************************************/ + +ssize_t cookie_read_cb(FAR void *cookie, FAR char *buf, size_t size) +{ + /* Per specification: if *read is a null pointer, then reads from the + * custom stream always return end of file. + */ + + errno = -EACCES; + return -1; +} + +/**************************************************************************** + * Name: cookie_write_cb + ****************************************************************************/ + +ssize_t cookie_write_cb(FAR void *cookie, FAR const char *buf, size_t size) +{ + /* Per specification: if *write is a null pointer, then output to the + * stream is discarded. + */ + + errno = -EBADF; + return -1; +} + +/**************************************************************************** + * Name: cookie_seek_cb + ****************************************************************************/ + +off_t cookie_seek_cb(FAR void *cookie, FAR off_t *offset, int whence) +{ + /* Per specification: if *seek is a null pointer, then it is not + * possible to perform seek operations on the stream. + */ + + errno = -EINVAL; Review Comment: -ENOTSUP ########## libs/libc/stdio/lib_fopencookie.c: ########## @@ -0,0 +1,153 @@ +/**************************************************************************** + * libs/libc/stdio/lib_fopencookie.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 <nuttx/config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <assert.h> +#include <errno.h> +#include <nuttx/tls.h> + +#include "libc.h" + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: cookie_read_cb + ****************************************************************************/ + +ssize_t cookie_read_cb(FAR void *cookie, FAR char *buf, size_t size) +{ + /* Per specification: if *read is a null pointer, then reads from the + * custom stream always return end of file. + */ + + errno = -EACCES; + return -1; +} + +/**************************************************************************** + * Name: cookie_write_cb + ****************************************************************************/ + +ssize_t cookie_write_cb(FAR void *cookie, FAR const char *buf, size_t size) +{ + /* Per specification: if *write is a null pointer, then output to the + * stream is discarded. Review Comment: good spot, done ########## libs/libc/stdio/lib_fopencookie.c: ########## @@ -0,0 +1,153 @@ +/**************************************************************************** + * libs/libc/stdio/lib_fopencookie.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 <nuttx/config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <assert.h> +#include <errno.h> +#include <nuttx/tls.h> + +#include "libc.h" + +/**************************************************************************** + * Private Types + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: cookie_read_cb + ****************************************************************************/ + +ssize_t cookie_read_cb(FAR void *cookie, FAR char *buf, size_t size) +{ + /* Per specification: if *read is a null pointer, then reads from the + * custom stream always return end of file. + */ Review Comment: done -- This is an automated message from the Apache Git Service. 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