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[zion] Fix capability permission issues

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This commit is contained in:
Drew Galbraith 2023-06-17 01:24:07 -07:00
parent 424b032146
commit 6e86ce67f0
2 changed files with 5 additions and 2 deletions
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5
zion/syscall/syscall.cpp
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@ -57,7 +57,10 @@ z_err_t ValidateCap(const RefPtr<Capability>& cap, uint64_t permissions) {
if (!cap) {
return Z_ERR_CAP_NOT_FOUND;
}
// FIXME: Check capability type before permissions, otherwise you can
// get a confusing error.
if (!cap->HasPermissions(permissions)) {
dbgln("PERM, has %x needs %x", cap->permissions(), permissions);
return Z_ERR_CAP_DENIED;
}
return Z_OK;
@ -72,7 +75,7 @@ z_err_t ProcessSpawn(ZProcessSpawnReq* req, ZProcessSpawnResp* resp) {
gProcMan->InsertProcess(proc);
resp->proc_cap = curr_proc.AddNewCapability(
proc, ZC_PROC_SPAWN_PROC | ZC_PROC_SPAWN_PROC | ZC_WRITE);
proc, ZC_PROC_SPAWN_PROC | ZC_PROC_SPAWN_THREAD | ZC_WRITE);
resp->vmas_cap = curr_proc.AddNewCapability(proc->vmas(), ZC_WRITE);
if (req->bootstrap_cap != 0) {