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Make rmw_send_response take a const response - #313

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Update the rmw_send_response forwarding signature to const void * ros_response.

Companion change for ros2/rmw#437, which makes rmw_send_response take a const void * ros_response. A response only needs to be read to be serialized and sent, so the pointer should be const, consistent with rmw_send_request.

Description

Fixes # (issue)

Is this user-facing behavior change?

technically yes.

Did you use Generative AI?

Yes, Claude Fable 5

Additional Information

Update the rmw_send_response forwarding signature to const void * ros_response.

Companion change for ros2/rmw#437, which makes rmw_send_response take a const void * ros_response. A response only needs to be read to be serialized and sent, so the pointer should be const, consistent with rmw_send_request.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Signed-off-by: Tomoya Fujita <fujita.tomoya@triorb.co.jp>
@fujitatomoya fujitatomoya self-assigned this Nov 5, 2026
@ahcorde

ahcorde commented Nov 5, 2026 •

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Pulls: #313, ros2/rmw_fastrtps#968, ros2/rmw_cyclonedds#640, ros2/rmw_connextdds#267, ros2/rclcpp#3400, ros2/rcl#1358, ros2/rmw#437, ros2/rmw_zenoh#1100
Gist: https://gist.githubusercontent.com/ahcorde/eb382351f014edb273df7abce4f1b23e/raw/3db110452676e687dcc483a63a997ac8864ae6f9/ros2.repos
BUILD args: --packages-above-and-dependencies rmw_zenoh_cpp rmw rcl rclcpp rmw_connextdds rmw_cyclonedds_cpp rmw_fastrtps_cpp rmw_implementation
TEST args: --packages-above rmw_zenoh_cpp rmw rcl rclcpp rmw_connextdds rmw_cyclonedds_cpp rmw_fastrtps_cpp rmw_implementation
ROS Distro: rolling
Job: ci_launcher
ci_launcher ran: https://ci.ros2.org/job/ci_launcher/21041

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