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Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-graphics/obmc-ikvm/obmc-ikvm/ikvm_server.hpp')
| -rw-r--r-- | meta-openbmc-mods/meta-common/recipes-graphics/obmc-ikvm/obmc-ikvm/ikvm_server.hpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-graphics/obmc-ikvm/obmc-ikvm/ikvm_server.hpp b/meta-openbmc-mods/meta-common/recipes-graphics/obmc-ikvm/obmc-ikvm/ikvm_server.hpp new file mode 100644 index 000000000..b8062017b --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-graphics/obmc-ikvm/obmc-ikvm/ikvm_server.hpp @@ -0,0 +1,167 @@ +#pragma once + +#include "ikvm_args.hpp" +#include "ikvm_input.hpp" +#include "ikvm_video.hpp" + +#include <rfb/rfb.h> + +#include <vector> + +namespace ikvm +{ + +/* + * @class Server + * @brief Manages the RFB server connection and updates + */ +class Server +{ + public: + /* + * @struct ClientData + * @brief Store necessary data for each connected RFB client + */ + struct ClientData + { + /* + * @brief Constructs ClientData object + * + * @param[in] s - Number of frames to skip when client connects + * @param[in] i - Pointer to Input object + */ + ClientData(int s, Input* i) : skipFrame(s), input(i) + { + } + ~ClientData() = default; + ClientData(const ClientData&) = default; + ClientData& operator=(const ClientData&) = default; + ClientData(ClientData&&) = default; + ClientData& operator=(ClientData&&) = default; + + int skipFrame; + Input* input; + }; + + /* + * @brief Constructs Server object + * + * @param[in] args - Reference to Args object + * @param[in] i - Reference to Input object + * @param[in] v - Reference to Video object + */ + Server(const Args& args, Input& i, Video& v); + ~Server(); + Server(const Server&) = default; + Server& operator=(const Server&) = default; + Server(Server&&) = default; + Server& operator=(Server&&) = default; + + /* @brief Resizes the RFB framebuffer */ + void resize(); + /* @brief Executes any pending RFB updates and client input */ + void run(); + /* @brief Sends pending video frame to clients */ + void sendFrame(); + + /* + * @brief Indicates whether or not video data is desired + * + * @return Boolean to indicate whether any clients need a video frame + */ + inline bool wantsFrame() const + { + return server->clientHead; + } + /* + * @brief Get the Video object + * + * @return Reference to the Video object + */ + inline const Video& getVideo() const + { + return video; + } + + private: + /* + * @brief Handler for a client disconnecting + * + * @param[in] cl - Handle to the client object + */ + static void clientGone(rfbClientPtr cl); + /* + * @brief Handler for client connecting + * + * @param[in] cl - Handle to the client object + */ + static enum rfbNewClientAction newClient(rfbClientPtr cl); + + /* @brief Performs the resize operation on the framebuffer */ + void doResize(); + + /* @brief Boolean to indicate if a resize operation is on-going */ + bool pendingResize; + /* @brief Number of frames handled since a client connected */ + int frameCounter; + /* @brief Number of connected clients */ + unsigned int numClients; + /* @brief Microseconds to process RFB events every frame */ + long int processTime; + /* @brief Handle to the RFB server object */ + rfbScreenInfoPtr server; + /* @brief Reference to the Input object */ + Input& input; + /* @brief Reference to the Video object */ + Video& video; + /* @brief Default framebuffer storage */ + std::vector<char> framebuffer; + /* @brief Cursor bitmap width */ + static constexpr int cursorWidth = 20; + /* @brief Cursor bitmap height */ + static constexpr int cursorHeight = 20; + /* @brief Cursor bitmap */ + static constexpr char cursor[] = " " + " x " + " xx " + " xxx " + " xxxx " + " xxxxx " + " xxxxxx " + " xxxxxxx " + " xxxxxxxx " + " xxxxxxxxx " + " xxxxxxxxxx " + " xxxxxxxxxxx " + " xxxxxxx " + " xxxxxxx " + " xxx xxx " + " xx xxx " + " x xxx " + " xxx " + " x " + " "; + /* @brief Cursor bitmap mask */ + static constexpr char cursorMask[] = " o " + "oxo " + "oxxo " + "oxxxo " + "oxxxxo " + "oxxxxxo " + "oxxxxxxo " + "oxxxxxxxo " + "oxxxxxxxxo " + "oxxxxxxxxxo " + "oxxxxxxxxxxo " + "oxxxxxxxxxxxo " + "oxxxxxxxoooo " + "oxxxxxxxo " + "oxxxooxxxo " + "oxxo oxxxo " + "oxo oxxxo " + " o oxxxo " + " oxo " + " o "; +}; + +} // namespace ikvm |