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/**
* @file malloc.c
* @author Hanjie Wu (hanjiew)
* @author Devang Acharya (devanga)
* @brief Thread safe wrappers for malloc and family
* @date 2023-02-22
*
*/
#include <malloc.h>
#include <mutex.h>
mutex_t malloc_lock = MUTEX_INIT;
void* malloc(size_t size) {
mutex_lock(&malloc_lock);
void* result = _malloc(size);
mutex_unlock(&malloc_lock);
return result;
}
void* calloc(size_t nelt, size_t eltsize) {
mutex_lock(&malloc_lock);
void* result = _calloc(nelt, eltsize);
mutex_unlock(&malloc_lock);
return result;
}
void* realloc(void* buf, size_t new_size) {
mutex_lock(&malloc_lock);
void* result = _realloc(buf, new_size);
mutex_unlock(&malloc_lock);
return result;
}
void free(void* buf) {
mutex_lock(&malloc_lock);
_free(buf);
mutex_unlock(&malloc_lock);
}
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