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Provide replacements for malloc, free and other libc functions
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| /* | ||
| libc_replacements.c - replaces libc functions with functions | ||
| from Espressif SDK | ||
| Copyright (c) 2015 Ivan Grokhotkov. All rights reserved. | ||
| This file is part of the esp8266 core for Arduino environment. | ||
| This library is free software; you can redistribute it and/or | ||
| modify it under the terms of the GNU Lesser General Public | ||
| License as published by the Free Software Foundation; either | ||
| version 2.1 of the License, or (at your option) any later version. | ||
| This library is distributed in the hope that it will be useful, | ||
| but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| Lesser General Public License for more details. | ||
| You should have received a copy of the GNU Lesser General Public | ||
| License along with this library; if not, write to the Free Software | ||
| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
| */ | ||
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| #include <stddef.h> | ||
| #include <stdarg.h> | ||
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| #include "ets_sys.h" | ||
| #include "os_type.h" | ||
| #include "osapi.h" | ||
| #include "mem.h" | ||
| #include "user_interface.h" | ||
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| void* malloc(size_t size) { | ||
| return os_malloc(size); | ||
| } | ||
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| void free(void* ptr) { | ||
| os_free(ptr); | ||
| } | ||
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| void* realloc(void* ptr, size_t size) { | ||
| return os_realloc(ptr, size); | ||
| } | ||
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| int printf(const char* format, ...) { | ||
| va_list arglist; | ||
| va_start(arglist, format); | ||
| ets_vprintf(format, arglist); | ||
| va_end(arglist); | ||
| } | ||
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| int sprintf(char* buffer, const char* format, ...) { | ||
| va_list arglist; | ||
| va_start(arglist, format); | ||
| ets_vsprintf(buffer, format, arglist); | ||
| va_end(arglist); | ||
| } | ||
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| int snprintf(char* buffer, size_t size, const char* format, ...) { | ||
| va_list arglist; | ||
| va_start(arglist, format); | ||
| ets_vsnprintf(buffer, size, format, arglist); | ||
| va_end(arglist); | ||
| } | ||
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| int memcmp(const void *s1, const void *s2, size_t n) { | ||
| return ets_memcmp(s1, s2, n); | ||
| } | ||
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| void* memcpy(void *dest, const void *src, size_t n) { | ||
| return ets_memcpy(dest, src, n); | ||
| } | ||
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| void* memset(void *s, int c, size_t n) { | ||
| return ets_memset(s, c, n); | ||
| } | ||
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| int strcmp(const char *s1, const char *s2) { | ||
| return ets_strcmp(s1, s2); | ||
| } | ||
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| char* strcpy(char *dest, const char *src) { | ||
| return ets_strcpy(dest, src); | ||
| } | ||
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| size_t strlen(const char *s) { | ||
| return ets_strlen(s); | ||
| } | ||
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| int strncmp(const char *s1, const char *s2, size_t len) { | ||
| return ets_strncmp(s1, s2, len); | ||
| } | ||
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| char *strncpy(char *dest, const char *src, size_t n) { | ||
| return ets_strncpy(dest, src, n); | ||
| } | ||
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| char *ets_strstr(const char *haystack, const char *needle) { | ||
| return strstr(haystack, needle); | ||
| } | ||
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