They are part of changes required under the Digital Markets Act (DMA).

们是《数字市场法案》要求变化一部分。

The DMA also requires messaging systems to be able to work with each other.

《数字市场法案》还要求消息传递系统能够相互协。

A bigger threat comes from the EU's Digital Markets Act (DMA), approved in draft form on March 24th.

更大来自欧盟数字市场法案，该法案于3月24日以草案形式获得通过。

The DMA is a set of European Union laws that six large technology companies had to start following recently.

《数字市场法案》是六家大型科技公司最近不得不开始遵守一套欧盟法律。

God, there must have been a glitch at the DMA.

天呐 二甲胺八成又出了小问题。

Some Google search results will show up differently because the DMA bans companies from giving preference to their own services.

有些谷歌搜索结果将会以不同方式显示，因为《数字市场法案》禁止公司优先提供自己服务平台。

Then here is the first DMA buffer.

然后这里是第一个 DMA 缓冲区。

And what it does is it always does this using two DMA buffers.

用是始终使用两个 DMA 缓冲区来完成此操。

It receives stuff from the DMA buffer.

DMA 缓冲区接收内容。

But the stack is directly behind the DMA buffer.

但是堆栈就在 DMA 缓冲区正后方。

The DMA is the latest in a series of laws that Europe has passed as a world leader in controlling large tech companies.

欧洲在控制大型科技公司方面处于世界领先地位，通过了一系列法律，《数字市场法案》是其中最新一部。

We copy these two bytes at the beginning of that DMA buffer.

我们将这两个字节复制到该 DMA 缓冲区开头。

So we have these two DMA buffers.

所以我们有这两个 DMA 缓冲区。

And because that also does DMA, because it's also USB, it's going to use the other DMA buffer.

因为也是 DMA，因为也是 USB，所以将使用另一个 DMA 缓冲区。

We mem copy that descriptor with that length that we set to two here and this descriptor into that DMA buffer.

我们用我们在这里设置为 2 那个长度复制那个描述符，并将这个描述符复制到那个 DMA 缓冲区中。

So what it does is it queues a read request from this endpoint with a length of 0x4000 bytes, because that's how big the DMA buffer in memory is.

所以所做是将来自该端读取请求排队，长度为 0x4000 字节，因为这是内存中 DMA 缓冲区大小。

The book, " Burnout" by PhD and DMA, Nagoski twins describes the cycle generally as, enter the stressor like tight turnaround times then cortisol and adrenaline production are triggered from the stressor.

Nagoski 孪生兄弟——一位学术型博士和音乐艺术博士——合著《Burnout》一书中就描述了这种循环：压力源开始，比如紧张周转时间，然后触发皮质醇和肾上腺素产生。

The DMA, which is on track to come into force next year, would force mobile platforms to allow third-party app stores and " sideloading" of apps directly from the web -- something Google permits but Apple does not.

将于明年生效DMA将迫使移动平台允许第三方应用商店和直接通过网络“侧载”应用——谷歌允许这一操，但苹果不允许。

So we now have to copy that response we want to send to the host into a DMA buffer and tell the USB spec, this DMA buffer needs to be sent out to the host now.

所以我们现在必须将要发送给主机响应复制到 DMA 缓冲区中，并告诉 USB 规范，这个 DMA 缓冲区现在需要发送给主机。

But what if we copy eight kilobytes? If we set that w length to eight kilobytes, then the mem copy operation is going to copy that variable plus 8,190 bytes into that DMA buffer from the stack.

但是如果我们复制 8 KB 呢？如果我们将 w 长度设置为 8 KB，那么内存复制操将把该变量加上 8,190 字节堆栈复制到 DMA 缓冲区中。