C++ (Cpp) compv2_escape_data_ifneeded示例

示例#1

文件： comp-lz4.c 项目： benjdag/openvpn

static void
lz4v2_compress(struct buffer *buf, struct buffer work,
               struct compress_context *compctx,
               const struct frame *frame)
{
    bool compressed;
    if (buf->len <= 0)
    {
        return;
    }

    compressed = do_lz4_compress(buf, &work, compctx, frame);

    /* On Error just return */
    if (buf->len == 0)
    {
        return;
    }

    /* did compression save us anything?  Include 2 byte compression header
     * in calculation */
    if (compressed && work.len + 2 < buf->len)
    {
        ASSERT(buf_prepend(&work, 2));
        uint8_t *head = BPTR(&work);
        head[0] = COMP_ALGV2_INDICATOR_BYTE;
        head[1] = COMP_ALGV2_LZ4_BYTE;
        *buf = work;
    }
    else
    {
        compv2_escape_data_ifneeded(buf);
    }
}

示例#2

文件： compstub.c 项目： OpenVPN/openvpn

static void
stubv2_compress(struct buffer *buf, struct buffer work,
                struct compress_context *compctx,
                const struct frame *frame)
{
    if (buf->len <= 0)
    {
        return;
    }

    compv2_escape_data_ifneeded(buf);
}