diff options
Diffstat (limited to 'src/kernel/ipc/request.h')
| -rw-r--r-- | src/kernel/ipc/request.h | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/src/kernel/ipc/request.h b/src/kernel/ipc/request.h index 4a35dc3..0b60a5c 100644 --- a/src/kernel/ipc/request.h +++ b/src/kernel/ipc/request.h @@ -3,16 +3,23 @@ #include "object.h" -#define A_STILLRUNNING 0 -#define A_NUMBER 1 -#define A_OBJDESCRIPTOR 2 -#define A_VOID 3 +#define RS_PENDING 0 +#define RS_PROCESSED 1 +#define RS_FINISHED 2 +#define RS_INTERRUPTED 3 + +#define PT_VOID 0 +#define PT_OBJDESC 1 +#define PT_LONG 2 +#define PT_LONGLONG 3 //for return values +#define PT_SHM 3 //for parameters struct request { struct object *obj; struct thread *requester; //0 if nonblocking message - uint32_t func, params[3]; - struct seg_map *shm_srv[3], *shm_cli[3]; + uint32_t func, params[3], obj_close[3]; //obj_close : object descriptors to close when requests yields an answer + struct segment_map *shm_sndr[3], *shm_rcv[3]; + int acknowledged; // (only for blocking requests) 0 : request is pending, 1 : request is being processes, 2 : finished, 3 : interrupted union { int64_t ll; uint32_t n; @@ -20,18 +27,24 @@ struct request { }; struct user_request { - uint32_t func, param1, param2, param3; - int hasShm; + uint32_t func, params[3]; + int isBlocking; // 1 : blocking request, 0 : nonblocking request (message) +}; + +struct user_sendrequest { + uint32_t func, a, b, c; + uint32_t answeri; + int64_t answerll; }; //syscalls int request_get(int obj, uint32_t ptr, int wait); int request_has(int obj); -void request_answer(int obj, uint32_t answer); +void request_answer(int obj, uint32_t answer, uint32_t answer2); //answer2 used for long long. int request_mapShm(int obj, uint32_t pos, int number); -int request(int obj, uint32_t func, uint32_t a, uint32_t b, uint32_t c, uint32_t answerptr); -int send_msg(int obj, uint32_t func, uint32_t a, uint32_t b, uint32_t c); +int request(int obj, uint32_t rq_ptr); +int send_msg(int obj, uint32_t rq_ptr); #endif |