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Macros | |
- IPC_CREAT
Create entry if key doesn't exist
- IPC_EXCL
Fail if key exists
- IPC_NOWAIT
Error if request must wait
- IPC_PRIVATE (key_t)0
Private key value
- IPC_RMID
Remove identifier
- IPC_SET
Set options
- IPC_STAT
Get options
Functions | |
If __STDC__ is defined:
extern int svipc_info( int, void *, void * );
extern int svipc_control( int, void *, void * );
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If __STDC__ is not defined:
extern int svipc_info( );
extern int svipc_control( );
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Types | |
Structures | |
Common IPC access structure:
struct ipc_perm {
uid_t uid; /* owner's user id */
gid_t gid; /* owner's group id */
uid_t cuid; /* creator's user id */
gid_t cgid; /* creator's group id */
long mode; /* access modes */
long seq; /* slot usage sequence number*/
key_t key; /* key */
};
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