marcel/gamemode
1
0
Fork 0
mirror of https://github.com/FeralInteractive/gamemode.git synced 2025-06-06 15:47:20 +02:00
Code Issues Packages Projects Releases Wiki Activity

Add two new API calls to the client to request gamemode on behalf of another process

Browse Source 
gamemode_request_start_for and gamemode_request_end_for
This commit is contained in:
Marc Di Luzio 2019-02-08 16:52:03 +00:00
parent 1f49432e7a
commit ca858d6932
1 changed files with 59 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
lib/gamemode_client.h
View File

@ -48,6 +48,16 @@ POSSIBILITY OF SUCH DAMAGE.
* 2 if gamemode is active and this client is registered * 2 if gamemode is active and this client is registered
* -1 if the query failed * -1 if the query failed
* *
* int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process
* 0 if the request was sent successfully
* -1 if the request failed
* -2 if the request was rejected
*
* int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process
* 0 if the request was sent successfully
* -1 if the request failed
* -2 if the request was rejected
*
* const char* gamemode_error_string() - Get an error string * const char* gamemode_error_string() - Get an error string
* returns a string describing any of the above errors * returns a string describing any of the above errors
*/ */
@ -61,6 +71,8 @@ POSSIBILITY OF SUCH DAMAGE.
#include <errno.h> #include <errno.h>
#include <string.h> #include <string.h>
#include <sys/types.h>
static char internal_gamemode_client_error_string[512] = { 0 }; static char internal_gamemode_client_error_string[512] = { 0 };
/** /**
@ -74,12 +86,15 @@ static volatile int internal_libgamemode_loaded = 1;
/* Typedefs for the functions to load */ /* Typedefs for the functions to load */
typedef int (*api_call_return_int)(void); typedef int (*api_call_return_int)(void);
typedef const char *(*api_call_return_cstring)(void); typedef const char *(*api_call_return_cstring)(void);
typedef int (*api_call_pid_return_int)(pid_t);
/* Storage for functors */ /* Storage for functors */
static api_call_return_int REAL_internal_gamemode_request_start = NULL; static api_call_return_int REAL_internal_gamemode_request_start = NULL;
static api_call_return_int REAL_internal_gamemode_request_end = NULL; static api_call_return_int REAL_internal_gamemode_request_end = NULL;
static api_call_return_int REAL_internal_gamemode_query_status = NULL; static api_call_return_int REAL_internal_gamemode_query_status = NULL;
static api_call_return_cstring REAL_internal_gamemode_error_string = NULL; static api_call_return_cstring REAL_internal_gamemode_error_string = NULL;
static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL;
static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL;
/** /**
* Internal helper to perform the symbol binding safely. * Internal helper to perform the symbol binding safely.
@ -145,6 +160,14 @@ __attribute__((always_inline)) static inline int internal_load_libgamemode(void)
(void **)&REAL_internal_gamemode_error_string, (void **)&REAL_internal_gamemode_error_string,
sizeof(REAL_internal_gamemode_error_string), sizeof(REAL_internal_gamemode_error_string),
true }, true },
{ "real_gamemode_request_start_for",
(void **)&REAL_internal_gamemode_request_start_for,
sizeof(REAL_internal_gamemode_request_start_for),
false },
{ "real_gamemode_request_end_for",
(void **)&REAL_internal_gamemode_request_end_for,
sizeof(REAL_internal_gamemode_request_end_for),
false },
}; };
void *libgamemode = NULL; void *libgamemode = NULL;
@ -273,4 +296,40 @@ __attribute__((always_inline)) static inline int gamemode_query_status(void)
return REAL_internal_gamemode_query_status(); return REAL_internal_gamemode_query_status();
} }
/* Redirect to the real libgamemode */
__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid)
{
/* Need to load gamemode */
if (internal_load_libgamemode() < 0) {
return -1;
}
if (REAL_internal_gamemode_request_start_for == NULL) {
snprintf(internal_gamemode_client_error_string,
sizeof(internal_gamemode_client_error_string),
"gamemode_request_start_for missing (older host?)");
return -1;
}
return REAL_internal_gamemode_request_start_for(pid);
}
/* Redirect to the real libgamemode */
__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid)
{
/* Need to load gamemode */
if (internal_load_libgamemode() < 0) {
return -1;
}
if (REAL_internal_gamemode_request_end_for == NULL) {
snprintf(internal_gamemode_client_error_string,
sizeof(internal_gamemode_client_error_string),
"gamemode_request_end_for missing (older host?)");
return -1;
}
return REAL_internal_gamemode_request_end_for(pid);
}
#endif // CLIENT_GAMEMODE_H #endif // CLIENT_GAMEMODE_H