WebSVN – HelenOS – Diff – /trunk/kernel/generic/include/ipc/ipc.h

 #define IPC_FF_ROUTE_FROM_ME    (1 << 0)
 /* System-specific methods - only through special syscalls
  * These methods have special behaviour
  */
+/** Clone connection.
+ *
+ * The calling task clones one of its phones for the callee.
+ *
+ * - ARG1 - The caller sets ARG1 to the phone of the cloned connection.
+ *    - The callee gets the new phone from ARG1.
+ * - on answer, the callee acknowledges the new connection by sending EOK back
+ *   or the kernel closes it
+ */
+#define IPC_M_CONNECTION_CLONE  1
+/** Protocol for CONNECT - ME
+ *
+ * Through this call, the recipient learns about the new cloned connection.
+ *
+ * - ARG5 - the kernel sets ARG5 to contain the hash of the used phone
+ * - on asnwer, the callee acknowledges the new connection by sending EOK back
+ *   or the kernel closes it
+ */
+#define IPC_M_CONNECT_ME    2
 /** Protocol for CONNECT - TO - ME
+ *
  * Calling process asks the callee to create a callback connection,
  * so that it can start initiating new messages.
+ *
  *                       error is sent back to caller. Otherwise
  *                       the call is accepted and the response is sent back.
  *                     - the allocated phoneid is passed to userspace
  *                       (on the receiving side) as ARG5 of the call.
  */
-#define IPC_M_CONNECT_TO_ME 1
+#define IPC_M_CONNECT_TO_ME 3
 /** Protocol for CONNECT - ME - TO
+ *
  * Calling process asks the callee to create for him a new connection.
  * E.g. the caller wants a name server to connect him to print server.
+ *
  *  - recipient        -  if ipc_answer == 0, then accept connection
  *                     -  otherwise connection refused
  *                     -  recepient may forward message.
+ *
  */
-#define IPC_M_CONNECT_ME_TO 2
+#define IPC_M_CONNECT_ME_TO 4
 /** This message is sent to answerbox when the phone
  * is hung up
  */
-#define IPC_M_PHONE_HUNGUP  3
+#define IPC_M_PHONE_HUNGUP  5
 /** Send as_area over IPC.
  * - ARG1 - source as_area base address
  * - ARG2 - size of source as_area (filled automatically by kernel)
  * - ARG3 - flags of the as_area being sent
+ *
  * on answer, the recipient must set:
  * - ARG1 - dst as_area base adress
  */
-#define IPC_M_SHARE_OUT     4
+#define IPC_M_SHARE_OUT     6
 /** Receive as_area over IPC.
  * - ARG1 - destination as_area base address
  * - ARG2 - destination as_area size
  * - ARG3 - user defined argument
  * on answer, the recipient must set:
+ *
  * - ARG1 - source as_area base address
  * - ARG2 - flags that will be used for sharing
  */
-#define IPC_M_SHARE_IN      5
+#define IPC_M_SHARE_IN      7
 /** Send data to another address space over IPC.
  * - ARG1 - source address space virtual address
  * - ARG2 - size of data to be copied, may be overriden by the recipient
+ *
  * on answer, the recipient must set:
+ *
  * - ARG1 - final destination address space virtual address
  * - ARG2 - final size of data to be copied
  */
-#define IPC_M_DATA_WRITE    6
+#define IPC_M_DATA_WRITE    8
 /** Receive data from another address space over IPC.
  * - ARG1 - destination virtual address in the source address space
  * - ARG2 - size of data to be received, may be cropped by the recipient
+ *
  * on answer, the recipient must set:
+ *
  * - ARG1 - source virtual address in the destination address space
  * - ARG2 - final size of data to be copied
  */
-#define IPC_M_DATA_READ     7
+#define IPC_M_DATA_READ     9
 /** Debug the recipient.
  * - ARG1 - specifies the debug method (from udebug_method_t)
  * - other arguments are specific to the debug method
  */
-#define IPC_M_DEBUG_ALL     8
+#define IPC_M_DEBUG_ALL     10
 /* Well-known methods */
 #define IPC_M_LAST_SYSTEM   511
 #define IPC_M_PING      512
 /* User methods */

Subversion Repositories HelenOS

(root)/trunk/kernel/generic/include/ipc/ipc.h @ 2048 – Rev 3438 → 4407