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Capability manipulation syscalls

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Support for capability replicate, share, grant, deduce, and split.
The code builds, but hasn't been tested.
This commit is contained in:
Bahadir Balban
2009-11-07 15:29:52 +02:00
parent f7565118f1
commit 3728e7ef1e
8 changed files with 562 additions and 164 deletions
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25
include/l4/api/capability.h
View File

@@ -7,18 +7,21 @@
#define __API_CAPABILITY_H__
/* Capability syscall request types */
#define CAP_CONTROL_NCAPS 0x00
#define CAP_CONTROL_READ 0x01
#define CAP_CONTROL_SHARE 0x02
#define CAP_CONTROL_GRANT 0x03
#define CAP_CONTROL_MODIFY 0x05
#define CAP_CONTROL_NCAPS 0x00000000
#define CAP_CONTROL_READ 0x00000001
#define CAP_CONTROL_SHARE 0x00000002
#define CAP_CONTROL_GRANT 0x00000003
#define CAP_CONTROL_REPLICATE 0x00000005
#define CAP_CONTROL_SPLIT 0x00000006
#define CAP_CONTROL_DEDUCE 0x00000007
#define CAP_SHARE_MASK 0x1F
#define CAP_SHARE_SPACE 0x01
#define CAP_SHARE_CONTAINER 0x02
#define CAP_SHARE_GROUP 0x04
#define CAP_SHARE_CHILD 0x08 /* All that we are pager of */
#define CAP_SHARE_SIBLING 0x10 /* All that have a common pager */
#define CAP_SHARE_MASK 0x00000003
#define CAP_SHARE_SINGLE 0x00000001
#define CAP_SHARE_ALL 0x00000002
#define CAP_GRANT_MASK 0x00000003
#define CAP_GRANT_SINGLE 0x00000001
#define CAP_GRANT_ALL 0x00000002
/* Task's primary capability list */
#define TASK_CAP_LIST(task) \

3
include/l4/api/syscall.h
View File

@@ -42,7 +42,8 @@ int sys_ipc_control(void);
int sys_map(unsigned long phys, unsigned long virt, unsigned long npages,
unsigned int flags, l4id_t tid);
int sys_getid(struct task_ids *ids);
int sys_capability_control(unsigned int req, unsigned int flags, void *addr);
int sys_capability_control(unsigned int req, unsigned int flags,
l4id_t capid, l4id_t target, void *addr);
int sys_container_control(unsigned int req, unsigned int flags, void *addr);
int sys_time(struct timeval *tv, int set);
int sys_mutex_control(unsigned long mutex_address, int mutex_op);