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daemon: add creation timestamp to GameModeClient

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Record the time a client was created, i.e. registered, in the
GameModeClient struct and add a getter for it.

(Alex Smith: Fixed up function documentation comments)
This commit is contained in:
Christian Kellner 2019-07-14 22:01:15 +02:00 committed by Alex Smith
parent 6f39ecbc9b
commit 52367772c8
2 changed files with 27 additions and 0 deletions
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21
daemon/gamemode-context.c
View File

@ -46,6 +46,7 @@ POSSIBILITY OF SUCH DAMAGE.
#include <pthread.h>
#include <stdatomic.h>
#include <stdlib.h>
#include <sys/time.h>
#include <systemd/sd-daemon.h> /* TODO: Move usage to gamemode-dbus.c */
#include <unistd.h>
@ -58,6 +59,7 @@ struct GameModeClient {
pid_t pid; /**< Process ID */
struct GameModeClient *next; /**<Next client in the list */
char executable[PATH_MAX]; /**<Process executable */
time_t timestamp; /**<When was the client registered */
};
struct GameModeContext {
@ -657,9 +659,18 @@ static GameModeClient *game_mode_client_new(pid_t pid, char *executable)
GameModeClient c = {
.next = NULL,
.pid = pid,
.timestamp = 0,
};
/* clang-format on */
GameModeClient *ret = NULL;
struct timeval now = {
0,
};
int r;
r = gettimeofday(&now, NULL);
if (r == 0)
c.timestamp = now.tv_sec;
ret = calloc(1, sizeof(struct GameModeClient));
if (!ret) {
@ -668,6 +679,7 @@ static GameModeClient *game_mode_client_new(pid_t pid, char *executable)
*ret = c;
ret->refcount = ATOMIC_VAR_INIT(1);
strncpy(ret->executable, executable, PATH_MAX - 1);
return ret;
}
@ -714,6 +726,15 @@ const char *game_mode_client_get_executable(GameModeClient *client)
return client->executable;
}
/**
* The time that game mode was requested for the client.
*/
uint64_t game_mode_client_get_timestamp(GameModeClient *client)
{
assert(client != NULL);
return (uint64_t)client->timestamp;
}
/* Internal refresh config function (assumes no contention with reaper thread) */
static void game_mode_reload_config_internal(GameModeContext *self)
{

6
daemon/gamemode.h
View File

@ -32,6 +32,7 @@ POSSIBILITY OF SUCH DAMAGE.
#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <sys/types.h>
#define INVALID_PROCFD -1
@ -69,6 +70,11 @@ pid_t game_mode_client_get_pid(GameModeClient *client);
*/
const char *game_mode_client_get_executable(GameModeClient *client);
/**
* The time that game mode was requested for the client.
*/
u_int64_t game_mode_client_get_timestamp(GameModeClient *client);
/**
* Return the singleton instance
*/