LibCore: Add CFileStreamReader, a simple streaming CFile reader.

This is extremely barebones right now, but can be used to easily read binary
data from a CFile piece by piece.

1 files changed, 7 insertions, 0 deletions

diff --git a/Libraries/LibCore/CIODevice.cpp b/Libraries/LibCore/CIODevice.cpp
index 90f24f8bfe..a585e1a8dd 100644
--- a/Libraries/LibCore/CIODevice.cpp
+++ b/Libraries/LibCore/CIODevice.cpp
@@ -22,6 +22,13 @@ const char* CIODevice::error_string() const
     return strerror(m_error);
 }
 
+int CIODevice::read(u8* buffer, int length)
+{
+    auto read_buffer = read(length);
+    memcpy(buffer, read_buffer.data(), length);
+    return read_buffer.size();
+}
+
 ByteBuffer CIODevice::read(int max_size)
 {
     if (m_fd < 0)