incubator-nuttx/include/nuttx/lib/lib.h

126 lines
4.2 KiB
C

/****************************************************************************
* include/nuttx/lib/lib.h
* Non-standard, internal APIs available in lib/.
*
* 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.
*
****************************************************************************/
#ifndef __INCLUDE_NUTTX_LIB_LIB_H
#define __INCLUDE_NUTTX_LIB_LIB_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <nuttx/fs/fs.h>
#include <nuttx/kmalloc.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* The NuttX C library can be built in two modes: (1) as a standard,
* C-library that can be used by normal, user-space applications, or
* (2) as a special, kernel-mode C-library only used within the OS.
* If NuttX is not being built as separated kernel- and user-space modules,
* then only the first mode is supported.
*/
#if !defined(CONFIG_BUILD_FLAT) && defined(__KERNEL__)
/* Domain-specific allocations */
# define lib_malloc(s) kmm_malloc(s)
# define lib_calloc(n,s) kmm_calloc(n,s)
# define lib_malloc_size(p) kmm_malloc_size(p)
# define lib_zalloc(s) kmm_zalloc(s)
# define lib_realloc(p,s) kmm_realloc(p,s)
# define lib_memalign(p,s) kmm_memalign(p,s)
# define lib_free(p) kmm_free(p)
/* User-accessible allocations */
# define lib_umalloc(s) kumm_malloc(s)
# define lib_ucalloc(n,s) kumm_calloc(n,s)
# define lib_umalloc_size(p) kumm_malloc_size(p)
# define lib_uzalloc(s) kumm_zalloc(s)
# define lib_urealloc(p,s) kumm_realloc(p,s)
# define lib_umemalign(p,s) kumm_memalign(p,s)
# define lib_ufree(p) kumm_free(p)
#else
/* Domain-specific allocations */
# define lib_malloc(s) malloc(s)
# define lib_calloc(n,s) calloc(n,s)
# define lib_malloc_size(p) malloc_size(p)
# define lib_zalloc(s) zalloc(s)
# define lib_realloc(p,s) realloc(p,s)
# define lib_memalign(p,s) memalign(p,s)
# define lib_free(p) free(p)
/* User-accessible allocations */
# define lib_umalloc(s) malloc(s)
# define lib_ucalloc(n,s) calloc(n,s)
# define lib_umalloc_size(p) malloc_size(p)
# define lib_uzalloc(s) zalloc(s)
# define lib_urealloc(p,s) realloc(p,s)
# define lib_umemalign(p,s) memalign(p,s)
# define lib_ufree(p) free(p)
#endif
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef CONFIG_FILE_STREAM
/* Functions contained in lib_getstreams.c **********************************/
FAR struct streamlist *lib_get_streams(void);
FAR struct file_struct *lib_get_stream(int fd);
#endif /* CONFIG_FILE_STREAM */
/* Functions defined in lib_srand.c *****************************************/
unsigned long nrand(unsigned long limit);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __INCLUDE_NUTTX_LIB_LIB_H */