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Asynchronous send.

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Philip Homburg 2007-04-23 11:59:19 +00:00
parent a17ff08fb9
commit 36c764be1c
1 changed files with 19 additions and 0 deletions
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19
include/minix/ipc.h
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@ -101,18 +101,37 @@ typedef struct {
* Minix run-time system (IPC). *
*==========================================================================*/
/* Datastructure for asynchronous sends */
typedef struct asynmsg
{
unsigned flags;
endpoint_t dst;
int result;
message msg;
} asynmsg_t;
/* Defines for flags field */
#define AMF_EMPTY 0 /* slot is not inuse */
#define AMF_VALID 1 /* slot contains message */
#define AMF_DONE 2 /* Kernel has processed the message. The
* result is stored in 'result'
*/
#define AMF_NOTIFY 4 /* Send a notification when AMF_DONE is set */
/* Hide names to avoid name space pollution. */
#define echo _echo
#define notify _notify
#define sendrec _sendrec
#define receive _receive
#define send _send
#define senda _senda
_PROTOTYPE( int echo, (message *m_ptr) );
_PROTOTYPE( int notify, (endpoint_t dest) );
_PROTOTYPE( int sendrec, (endpoint_t src_dest, message *m_ptr) );
_PROTOTYPE( int receive, (endpoint_t src, message *m_ptr) );
_PROTOTYPE( int send, (endpoint_t dest, message *m_ptr) );
_PROTOTYPE( int senda, (asynmsg_t *table, size_t count) );
#define ipc_request _ipc_request
#define ipc_reply _ipc_reply