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Add a way to restrict permissions on cap duplication.

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This commit is contained in:
Drew Galbraith 2023-11-02 22:12:55 -07:00
parent 7dd10a3e53
commit f31652b981
10 changed files with 15 additions and 15 deletions
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2
zion/include/zcall.h
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@ -55,7 +55,7 @@ SYS5(ReplyPortSend, z_cap_t, reply_port_cap, uint64_t, num_bytes, const void*,
SYS5(ReplyPortRecv, z_cap_t, reply_port_cap, uint64_t*, num_bytes, void*, data,
uint64_t*, num_caps, z_cap_t*, caps);
SYS2(CapDuplicate, z_cap_t, cap_in, z_cap_t*, cap_out);
SYS3(CapDuplicate, z_cap_t, cap_in, z_perm_t, perm_mask, z_cap_t*, cap_out);
SYS1(MutexCreate, z_cap_t*, mutex_cap);
SYS1(MutexLock, z_cap_t, mutex_cap);

4
zion/include/ztypes.h
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@ -67,6 +67,7 @@ const uint64_t kZionDebug = 0x1'0000;
* ------------------------------*/
typedef uint64_t z_cap_t;
typedef uint64_t z_perm_t;
const uint64_t kZionInvalidCapability = 0x0;
@ -87,6 +88,9 @@ const uint64_t kZionPerm_SpawnThread = 0x200;
const uint64_t kZionPerm_Lock = 0x100;
const uint64_t kZionPerm_Release = 0x200;
const z_perm_t kZionPerm_None = 0;
const z_perm_t kZionPerm_All = -1;
/* ------------------------------
* Process Init Types
*