Function alloc_buffer

src/lgraph_api/lgraph_utils.cpp:159–174

}

void* alloc_buffer(size_t bytes) {
    void* buffer;
#if USE_VALGRIND
    buffer = malloc(bytes);
    if (!buffer) {
        throw std::bad_alloc();
    }
#else
    buffer = mmap(nullptr, bytes, PROT_READ | PROT_WRITE,
                  MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE, -1, 0);
    if (buffer == MAP_FAILED) {
        throw std::runtime_error("memory allocation failed");
    }
#endif
    return buffer;
}

void dealloc_buffer(void* buffer, size_t bytes) {
#if USE_VALGRIND