mirror of
https://github.com/espressif/ESP8266_RTOS_SDK.git
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104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/*
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* ESPRSSIF MIT License
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*
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* Copyright (c) 2015 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on ESPRESSIF SYSTEMS ESP8266 only, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __ESP_LIBC_H__
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#define __ESP_LIBC_H__
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#include <stdint.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdarg.h>
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#ifndef BOOTLOADER_BUILD
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#include "esp_heap_caps.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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int32_t os_get_random(unsigned char *buf, size_t len);
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/**
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* @brief put a character to uart or other devices, similar with putc.
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*
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* @param c : a character.
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*
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* @return int : the character written as an unsigned char cast to an int or EOF on error.
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*/
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int ets_putc(int c);
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/**
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* @brief Printf the strings to uart or other devices, similar with vprintf, simple than vprintf.
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* Can not print float point data format, or longlong data format.
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*
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* @param const char *fmt : See vprintf.
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*
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* @param ap : parameter list, see vprintf.
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*
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* @return int : the length printed to the output device.
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*/
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int ets_vprintf(const char *fmt, va_list ap);
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/**
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* @brief Printf the strings to uart or other devices, similar with printf, simple than printf.
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* Can not print float point data format, or longlong data format.
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*
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* @param const char *fmt : See printf.
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*
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* @param ... : See printf.
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*
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* @return int : the length printed to the output device.
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*/
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int ets_printf(const char *fmt, ...);
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#ifndef os_printf
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#define os_printf printf
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#endif
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#ifndef os_free
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#define os_free(s) heap_caps_free(s)
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#endif
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#ifndef os_malloc
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#define os_malloc(s) heap_caps_malloc(s, MALLOC_CAP_32BIT)
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#endif
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#ifndef os_calloc
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#define os_calloc(p, s) heap_caps_calloc(p, s, MALLOC_CAP_32BIT)
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#endif
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#ifndef os_realloc
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#define os_realloc(p, s) heap_caps_realloc(p, s, MALLOC_CAP_32BIT)
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#endif
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#ifndef os_zalloc
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#define os_zalloc(s) heap_caps_zalloc(s, MALLOC_CAP_32BIT)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LIBC_H__ */
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