Add DVT screenshot bindings

cpp/src/dvt/location_simulation.cpp

@@ -1,6 +1,6 @@
 // Jackson Coxson
 
-#include <idevice++/location_simulation.hpp>
+#include <idevice++/dvt/location_simulation.hpp>
 
 namespace IdeviceFFI {
 

cpp/src/dvt/process_control.cpp

@@ -1,6 +1,6 @@
 // Jackson Coxson
 
-#include <idevice++/process_control.hpp>
+#include <idevice++/dvt/process_control.hpp>
 
 namespace IdeviceFFI {
 

cpp/src/dvt/remote_server.cpp

@@ -1,6 +1,6 @@
 // Jackson Coxson
 
-#include <idevice++/remote_server.hpp>
+#include <idevice++/dvt/remote_server.hpp>
 
 namespace IdeviceFFI {
 

cpp/src/dvt/screenshot.cpp

@@ -0,0 +1,37 @@
+// Jackson Coxson
+
+#include <idevice++/dvt/screenshot.hpp>
+
+namespace IdeviceFFI {
+
+Result<ScreenshotClient, FfiError> ScreenshotClient::create(RemoteServer& server) {
+    ScreenshotClientHandle* out = nullptr;
+    FfiError                e(::screenshot_client_new(server.raw(), &out));
+    if (e) {
+        return Err(e);
+    }
+    return Ok(ScreenshotClient::adopt(out));
+}
+
+Result<std::vector<uint8_t>, FfiError> ScreenshotClient::capture() {
+    uint8_t* data = nullptr;
+    size_t   len  = 0;
+
+    FfiError e(::screenshot_client_clear(handle_.get(), &data, &len));
+    if (e) {
+        return Err(e);
+    }
+
+    // Copy into a C++ buffer
+    std::vector<uint8_t> out(len);
+    if (len > 0 && data != nullptr) {
+        std::memcpy(out.data(), data, len);
+    }
+
+    // Free Rust-allocated data
+    ::idevice_data_free(data, len);
+
+    return Ok(std::move(out));
+}
+
+} // namespace IdeviceFFI