ExternalVendorCode/genode
1
0
Fork 0
mirror of https://github.com/genodelabs/genode.git synced 2025-01-29 15:44:02 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

base: count caps replied by a rpc function

Browse Source 
Issue #905
This commit is contained in:
Alexander Boettcher 2013-09-16 10:50:15 +02:00 committed by Norman Feske
parent 772616bf38
commit a6af6c80ab
11 changed files with 49 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
base-codezero/src/base/ipc/ipc.cc
View File

@ -115,8 +115,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{ }

2
base-fiasco/src/base/ipc/ipc.cc
View File

@ -152,7 +152,7 @@ void Ipc_client::_call()
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg):
Msgbuf_base *rcv_msg, unsigned short):
Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{ }

4
base-foc/src/base/ipc/ipc.cc
View File

@ -291,8 +291,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0) { }

4
base-host/src/base/ipc/ipc.cc
View File

@ -52,8 +52,8 @@ Ipc_istream::~Ipc_istream() { }
void Ipc_client::_call() { }
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{ }

4
base-hw/src/base/ipc.cc
View File

@ -134,8 +134,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0) { }

4
base-linux/src/base/ipc/ipc.cc
View File

@ -546,8 +546,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{
_prepare_next_call();

4
base-nova/src/base/ipc/ipc.cc
View File

@ -183,8 +183,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short const rcv_caps)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{ }

4
base-okl4/src/base/ipc/ipc.cc
View File

@ -203,8 +203,8 @@ void Ipc_client::_call()
}
Ipc_client::Ipc_client(Native_capability const &srv,
Msgbuf_base *snd_msg, Msgbuf_base *rcv_msg)
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg, unsigned short)
: Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0) { }

2
base-pistachio/src/base/ipc/ipc.cc
View File

@ -219,7 +219,7 @@ void Ipc_client::_call()
Ipc_client::Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg) :
Msgbuf_base *rcv_msg, unsigned short) :
Ipc_istream(rcv_msg), Ipc_ostream(srv, snd_msg), _result(0)
{
IPCDEBUG("Ipc_client constructed.\n");

2
base/include/base/ipc.h
View File

@ -435,7 +435,7 @@ namespace Genode {
* Constructor
*/
Ipc_client(Native_capability const &srv, Msgbuf_base *snd_msg,
Msgbuf_base *rcv_msg);
Msgbuf_base *rcv_msg, unsigned short rcv_caps = ~0);
/**
* Operator that issues an IPC call

34
base/include/base/rpc_client.h
View File

@ -38,6 +38,35 @@ namespace Genode {
: Capability<RPC_INTERFACE>(cap) { }
};
/**
* Count capabilities of a RPC_FUNCTION which are out parameters.
*/
template <typename T> struct Cap_para_out { enum { Value = 0 }; };
template <typename T> struct Cap_para_out<Capability<T> *> { enum { Value = 1 }; };
template <typename T> struct Cap_para_out<Capability<T> &> { enum { Value = 1 }; };
template <> struct Cap_para_out<Native_capability *> { enum { Value = 1 }; };
template <> struct Cap_para_out<Native_capability &> { enum { Value = 1 }; };
template <typename T> struct Cap_return { enum { Value = 0 }; };
template <typename T> struct Cap_return<Capability<T> > { enum { Value = 1 }; };
template <typename T> struct Cap_return<Capability<T> *> { enum { Value = 1 }; };
template <typename T> struct Cap_return<Capability<T> &> { enum { Value = 1 }; };
template <> struct Cap_return<Native_capability> { enum { Value = 1 }; };
template <> struct Cap_return<Native_capability *> { enum { Value = 1 }; };
template <> struct Cap_return<Native_capability &> { enum { Value = 1 }; };
template <typename ARGS>
struct Rpc_caps_out {
enum { Value = Cap_para_out<typename ARGS::Head>::Value
+ Rpc_caps_out<typename ARGS::Tail>::Value }; };
template <>
struct Rpc_caps_out<Meta::Empty> { enum { Value = 0 }; };
template <typename RPC_FUNCTION>
struct Rpc_function_caps_out {
enum { Value = Rpc_caps_out<typename RPC_FUNCTION::Server_args>::Value +
Cap_return <typename RPC_FUNCTION::Ret_type>::Value}; };
/*********************************************************
** Implementation of 'Capability:call' functions **
@ -106,12 +135,13 @@ namespace Genode {
*/
enum { PROTOCOL_OVERHEAD = 4*sizeof(long),
CALL_MSG_SIZE = Rpc_function_msg_size<IF, RPC_CALL>::Value,
REPLY_MSG_SIZE = Rpc_function_msg_size<IF, RPC_REPLY>::Value };
REPLY_MSG_SIZE = Rpc_function_msg_size<IF, RPC_REPLY>::Value,
CAP_BY_VALUE = Rpc_function_caps_out<IF>::Value };
Msgbuf<CALL_MSG_SIZE + PROTOCOL_OVERHEAD> call_buf;
Msgbuf<REPLY_MSG_SIZE + PROTOCOL_OVERHEAD> reply_buf;
Ipc_client ipc_client(*this, &call_buf, &reply_buf);
Ipc_client ipc_client(*this, &call_buf, &reply_buf, CAP_BY_VALUE);
/* determine opcode of RPC function */
typedef typename RPC_INTERFACE::Rpc_functions Rpc_functions;