More SSL stuff (still doesn't work :/).

source/mijin/io/stream.cpp

@@ -36,7 +36,47 @@ void Stream::flush() {}
 
 mijin::Task<StreamError> Stream::c_readRaw(std::span<std::uint8_t> buffer, const ReadOptions& options, std::size_t* outBytesRead)
 {
-    co_return readRaw(buffer, options, outBytesRead);
+    std::size_t bytesToRead = buffer.size();
+    if (bytesToRead == 0)
+    {
+        co_return StreamError::SUCCESS;
+    }
+
+    while(true)
+    {
+        bool done = false;
+        std::size_t bytesRead = 0;
+        const StreamError error = readRaw(buffer.data() + buffer.size() - bytesToRead, bytesToRead,
+                                          {.partial = true, .noBlock = true}, &bytesToRead);
+        switch (error)
+        {
+            case StreamError::SUCCESS:
+                bytesToRead -= bytesRead;
+                if (options.partial || bytesToRead == 0)
+                {
+                    done = true;
+                }
+                break;
+            case StreamError::WOULD_BLOCK:
+                if (options.noBlock)
+                {
+                    co_return StreamError::WOULD_BLOCK;
+                }
+                break;
+            default:
+                co_return error;
+        }
+        if (done)
+        {
+            break;
+        }
+        co_await mijin::c_suspend();
+    }
+    if (outBytesRead != nullptr)
+    {
+        *outBytesRead = buffer.size() - bytesToRead;
+    }
+    co_return StreamError::SUCCESS;
 }
 
 mijin::Task<StreamError> Stream::c_writeRaw(std::span<const std::uint8_t> buffer)