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https://github.com/FeralInteractive/gamemode.git
synced 2025-06-04 22:57:21 +02:00
Hook up interfaces for functions to register another process
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@ -120,6 +120,48 @@ static int method_query_status(sd_bus_message *m, void *userdata,
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return sd_bus_reply_method_return(m, "i", status);
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}
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/**
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* Handles the RegisterGameByPID D-BUS Method
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*/
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static int method_register_game_by_pid(sd_bus_message *m, void *userdata,
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__attribute__((unused)) sd_bus_error *ret_error)
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{
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int callerpid = 0;
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int gamepid = 0;
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GameModeContext *context = userdata;
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int ret = sd_bus_message_read(m, "ii", &callerpid, &gamepid);
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if (ret < 0) {
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LOG_ERROR("Failed to parse input parameters: %s\n", strerror(-ret));
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return ret;
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}
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int reply = game_mode_context_register_by_pid(context, (pid_t)callerpid, (pid_t)gamepid);
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return sd_bus_reply_method_return(m, "i", reply);
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}
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/**
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* Handles the UnregisterGameByPID D-BUS Method
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*/
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static int method_unregister_game_by_pid(sd_bus_message *m, void *userdata,
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__attribute__((unused)) sd_bus_error *ret_error)
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{
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int callerpid = 0;
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int gamepid = 0;
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GameModeContext *context = userdata;
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int ret = sd_bus_message_read(m, "ii", &callerpid, &gamepid);
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if (ret < 0) {
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LOG_ERROR("Failed to parse input parameters: %s\n", strerror(-ret));
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return ret;
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}
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int reply = game_mode_context_unregister_by_pid(context, (pid_t)callerpid, (pid_t)gamepid);
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return sd_bus_reply_method_return(m, "i", reply);
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}
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/**
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* D-BUS vtable to dispatch virtual methods
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*/
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@ -128,6 +170,10 @@ static const sd_bus_vtable gamemode_vtable[] =
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SD_BUS_METHOD("RegisterGame", "i", "i", method_register_game, SD_BUS_VTABLE_UNPRIVILEGED),
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SD_BUS_METHOD("UnregisterGame", "i", "i", method_unregister_game, SD_BUS_VTABLE_UNPRIVILEGED),
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SD_BUS_METHOD("QueryStatus", "i", "i", method_query_status, SD_BUS_VTABLE_UNPRIVILEGED),
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SD_BUS_METHOD("RegisterGameByPID", "ii", "i", method_register_game_by_pid,
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SD_BUS_VTABLE_UNPRIVILEGED),
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SD_BUS_METHOD("UnregisterGameByPID", "ii", "i", method_unregister_game_by_pid,
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SD_BUS_VTABLE_UNPRIVILEGED),
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SD_BUS_VTABLE_END };
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/**
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@ -502,6 +502,28 @@ int game_mode_context_query_status(GameModeContext *self, pid_t client)
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return ret;
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}
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/**
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* Stub to register on behalf of caller
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*/
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int game_mode_context_register_by_pid(GameModeContext *self, pid_t callerpid, pid_t gamepid)
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{
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(void)self;
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(void)callerpid;
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(void)gamepid;
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return 0;
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}
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/**
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* Stub to unregister on behalf of caller
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*/
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int game_mode_context_unregister_by_pid(GameModeContext *self, pid_t callerpid, pid_t gamepid)
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{
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(void)self;
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(void)callerpid;
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(void)gamepid;
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return 0;
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}
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/**
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* Construct a new GameModeClient for the given process ID
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*
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@ -89,6 +89,28 @@ bool game_mode_context_unregister(GameModeContext *self, pid_t pid);
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*/
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int game_mode_context_query_status(GameModeContext *self, pid_t pid);
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/**
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* Register a new game client with the context on behalf of another process
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*
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* @param callerpid Process ID for the remote client making the request
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* @param gamepid Process ID for the process to be registered
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* @returns 0 if the request was accepted and the client could be registered
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* -1 if the request was accepted but the client could not be registered
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* -2 if the request was rejected
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*/
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int game_mode_context_register_by_pid(GameModeContext *self, pid_t callerpid, pid_t gamepid);
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/**
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* Unregister an existing remote game client from the context on behalf of another process
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*
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* @param callerpid Process ID for the remote client making the request
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* @param gamepid Process ID for the process to be registered
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* @returns 0 if the request was accepted and the client existed
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* -1 if the request was accepted but the client did not exist
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* -2 if the request was rejected
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*/
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int game_mode_context_unregister_by_pid(GameModeContext *self, pid_t callerpid, pid_t gamepid);
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/**
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* Query the config of a gamemode context
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*
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@ -43,7 +43,7 @@ POSSIBILITY OF SUCH DAMAGE.
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static char error_string[512] = { 0 };
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// Simple requestor function for a gamemode
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static int gamemode_request(const char *function)
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static int gamemode_request(const char *function, int arg)
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{
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sd_bus_message *msg = NULL;
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sd_bus *bus = NULL;
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@ -66,8 +66,9 @@ static int gamemode_request(const char *function)
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function,
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NULL,
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&msg,
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"i",
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getpid());
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arg ? "ii" : "i",
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getpid(),
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arg);
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if (ret < 0) {
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snprintf(error_string,
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sizeof(error_string),
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@ -97,17 +98,29 @@ extern const char *real_gamemode_error_string(void)
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// Wrapper to call RegisterGame
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extern int real_gamemode_request_start(void)
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{
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return gamemode_request("RegisterGame");
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return gamemode_request("RegisterGame", 0);
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}
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// Wrapper to call UnregisterGame
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extern int real_gamemode_request_end(void)
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{
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return gamemode_request("UnregisterGame");
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return gamemode_request("UnregisterGame", 0);
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}
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// Wrapper to call UnregisterGame
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// Wrapper to call QueryStatus
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extern int real_gamemode_query_status(void)
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{
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return gamemode_request("QueryStatus");
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return gamemode_request("QueryStatus", 0);
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}
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// Wrapper to call RegisterGameByPID
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extern int real_gamemode_register_start_for(pid_t pid)
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{
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return gamemode_request("RegisterGameByPID", pid);
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}
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// Wrapper to call UnregisterGameByPID
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extern int real_gamemode_register_end_for(pid_t pid)
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{
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return gamemode_request("UnregisterGameByPID", pid);
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}
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