programs/include/rpc.h

   1 /*
   2 Copyright (C) 2008  Mathias Gottschlag
   3
   4 Permission is hereby granted, free of charge, to any person obtaining a copy of
   5 this software and associated documentation files (the "Software"), to deal in the
   6 Software without restriction, including without limitation the rights to use,
   7 copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
   8 Software, and to permit persons to whom the Software is furnished to do so,
   9 subject to the following conditions:
  10
  11 The above copyright notice and this permission notice shall be included in all
  12 copies or substantial portions of the Software.
  13
  14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  15 INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  16 PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  17 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  18 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  19 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20 */
  21
  22 #ifndef RPC_H_INCLUDED
  23 #define RPC_H_INCLUDED
  24
  25 #include <stdint.h>
  26
  27 #define RPC_INIT_GET_PID 0x00
  28 #define RPC_INIT_GET_FS 0x01
  29 #define RPC_INIT_DEBUG 0x02
  30 #define RPC_INIT_INITIALIZED 0x03
  31 #define RPC_INIT_DEVFS_CREATE 0x04
  32 #define RPC_INIT_DEVFS_DELETE 0x05
  33 #define RPC_INIT_REGISTER_FS 0x06
  34 #define RPC_INIT_FORK 0x07
  35 #define RPC_INIT_EXEC 0x08
  36 // File system RPCs
  37 #define RPC_FS_OPEN 0x10
  38 #define RPC_FS_CLOSE 0x11
  39 #define RPC_FS_READ 0x12
  40 #define RPC_FS_WRITE 0x13
  41 #define RPC_FS_RENAME 0x14
  42 #define RPC_FS_DELETE 0x15
  43 #define RPC_FS_IOCTL 0x16
  44 #define RPC_FS_OPENDIR 0x17
  45 #define RPC_FS_SEEK 0x18
  46 #define RPC_FS_TRUNCATE 0x19
  47 #define RPC_FS_MOUNT 0x1A
  48 #define RPC_FS_UNMOUNT 0x1B
  49 #define RPC_FS_MKNOD 0x1C
  50 #define RPC_FS_REWINDDIR 0x1D
  51 #define RPC_FS_CLONE 0x1E
  52 #define RPC_FS_IOCTL_INFO 0x1F
  53 // devfs
  54 #define RPC_DEVFS_OPEN 0x20
  55 #define RPC_DEVFS_CLOSE 0x21
  56 #define RPC_DEVFS_READ 0x22
  57 #define RPC_DEVFS_WRITE 0x23
  58 #define RPC_DEVFS_IOCTL 0x24
  59 #define RPC_DEVFS_IOCTL_INFO 0x25
  60 #define RPC_DEVFS_SEEK 0x26
  61 // Other RPCs
  62 #define RPC_SIGNAL 0x70
  63 // User defined RPCs (everything above this index)
  64 #define RPC_USER 0x80
  65
  66 typedef uint32_t (*RPCHandler)(uint32_t caller, void *data, uint32_t size);
  67
  68 void rpcInit(void);
  69 void rpcSetHandler(uint8_t index, RPCHandler handler);
  70 void rpcHandlerSetActive(uint32_t active);
  71
  72 uint32_t rpcSend(uint32_t process, uint8_t index, void *data, uint32_t size, uint32_t *retvalue);
  73
  74 #endif
  75