drew/acadia
1
0
Fork 0
Code Issues 6 Pull requests Projects Releases Packages Wiki Activity Actions

Add a way to restrict permissions on cap duplication.

Browse source
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
Download patch file Download diff file Expand all files Collapse all files

3
lib/mammoth/src/endpoint_server.cpp
View file

@ -9,8 +9,7 @@ void EndpointServerThreadBootstrap(void* endpoint_server) {
glcr::ErrorOr<glcr::UniquePtr<EndpointClient>> EndpointServer::CreateClient() {
uint64_t client_cap;
// FIXME: Restrict permissions to send-only here.
RET_ERR(ZCapDuplicate(endpoint_cap_, &client_cap));
RET_ERR(ZCapDuplicate(endpoint_cap_, ~(kZionPerm_Read), &client_cap));
return EndpointClient::AdoptEndpoint(client_cap);
}