#include "queue_mem.h"
static unsigned char* node_static_buf;
static unsigned int node_buf_size = 0;    //
static unsigned int node_buf_curr = 0;

void node_set_static_buf(void* buf, unsigned int size)
{
    node_static_buf = buf;
    node_buf_size = size;
    node_buf_curr = 0;
}
void* node_malloc(unsigned int size)
{
    unsigned char* new_block;

    if (size + node_buf_curr <= node_buf_size)
    {
        new_block = node_static_buf + node_buf_curr;
        //printf("start id:%d max_size:%d ID:%d old:%d\n", node_buf_curr, node_buf_size, new_block, node_static_buf);
        node_buf_curr += size;

        return new_block;
    }
    else
    {
        //printf("-----error buff!!-------\n");
        return new_block;
    }
}
void* node_mem(unsigned int size)
{
    //void* p = node_malloc(size);
    void* new_block;

    if (size + node_buf_curr <= node_buf_size)
    {
        new_block = node_static_buf + node_buf_curr;
        //printf("start id:%d max_size:%d ID:%d old:%d\n", node_buf_curr, node_buf_size, new_block, node_static_buf);
        node_buf_curr += size;
        if (new_block)
            memset(new_block, 0, size);
        return new_block;
    }
    printf("Buffer error!");
		return 0;
}