124 lines
2.8 KiB
C
124 lines
2.8 KiB
C
/*
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* ESPRSSIF MIT License
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*
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* Copyright (c) 2016 <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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#include <stdint.h>
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#include <stdio.h>
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//#include "os.h"
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#include <fcntl.h>
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#ifdef MEMLEAK_DEBUG
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static const char mem_debug_file[] ICACHE_RODATA_ATTR = __FILE__;
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#endif
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int ICACHE_FLASH_ATTR __attribute__((weak))
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_open_r(struct _reent *r, const char *filename, int flags, int mode)
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{
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return 0;
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}
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_ssize_t ICACHE_FLASH_ATTR __attribute__((weak))
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_read_r(struct _reent *r, int fd, void *buf, size_t cnt)
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{
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return -1;
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}
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_ssize_t ICACHE_FLASH_ATTR __attribute__((weak))
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_write_r(struct _reent *r, int fd, void *buf, size_t cnt)
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{
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return -1;
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}
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_off_t ICACHE_FLASH_ATTR __attribute__((weak))
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_lseek_r(struct _reent *r, int fd, _off_t pos, int whence)
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{
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return -1;
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}
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int ICACHE_FLASH_ATTR __attribute__((weak))
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_close_r(struct _reent *r, int fd)
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{
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return -1;
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}
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int ICACHE_FLASH_ATTR __attribute__((weak))
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_rename_r(struct _reent *r, const char *from, const char *to)
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{
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return 0;
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}
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int ICACHE_FLASH_ATTR __attribute__((weak))
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_unlink_r(struct _reent *r, const char *filename)
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{
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return 0;
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}
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int ICACHE_FLASH_ATTR __attribute__((weak))
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_fstat_r(struct _reent *r, int fd, struct stat *s)
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{
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return 0;
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}
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void *ICACHE_FLASH_ATTR __attribute__((weak))
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_sbrk_r(void *ptr, int incr)
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{
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return 0;
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}
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char *sys_reverse(char *s)
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{
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char temp = 0;
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char *p = s;
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char *q = s;
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while(*q)
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++q;
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q--;
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while(q > p){
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temp = *p;
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*p++ = *q;
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*q-- = temp;
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}
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return s;
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}
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char *sys_itoa(int n)
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{
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int i = 0, Negative = 0;
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static char s[32];
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Negative = n;
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if (Negative < 0){
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n = -n;
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}
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do {
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s[i++] = n%10 + '0';
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n = n / 10;
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}while(n > 0);
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if (Negative < 0){
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s[i++] = '-';
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}
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s[i] = '\0';
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return sys_reverse(s);
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}
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