| 1 | /* |
| 2 | * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). All |
| 3 | * rights reserved. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | * of this software and associated documentation files (the "Software"), to deal |
| 7 | * in the Software without restriction, including without limitation the rights |
| 8 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | * copies of the Software, and to permit persons to whom the Software is |
| 10 | * furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice shall be included in |
| 13 | * all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 21 | * THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | /* Author: Rami Ylimäki <rami.ylimaki@vincit.fi> */ |
| 25 | |
| 26 | #ifndef CLIENT_H |
| 27 | #define CLIENT_H |
| 28 | |
| 29 | #ifdef HAVE_DIX_CONFIG_H |
| 30 | #include <dix-config.h> |
| 31 | #endif /* HAVE_DIX_CONFIG_H */ |
| 32 | #include <X11/Xfuncproto.h> |
| 33 | #include <sys/types.h> |
| 34 | |
| 35 | /* Client IDs. Use GetClientPid, GetClientCmdName and GetClientCmdArgs |
| 36 | * instead of accessing the fields directly. */ |
| 37 | typedef struct { |
| 38 | pid_t pid; /* process ID, -1 if not available */ |
| 39 | const char *cmdname; /* process name, NULL if not available */ |
| 40 | const char *cmdargs; /* process arguments, NULL if not available */ |
| 41 | } ClientIdRec, *ClientIdPtr; |
| 42 | |
| 43 | struct _Client; |
| 44 | |
| 45 | /* Initialize and clean up. */ |
| 46 | void ReserveClientIds(struct _Client *client); |
| 47 | void ReleaseClientIds(struct _Client *client); |
| 48 | |
| 49 | /* Determine client IDs for caching. Exported on purpose for |
| 50 | * extensions such as SELinux. */ |
| 51 | extern _X_EXPORT pid_t DetermineClientPid(struct _Client *client); |
| 52 | extern _X_EXPORT void DetermineClientCmd(pid_t, const char **cmdname, |
| 53 | const char **cmdargs); |
| 54 | |
| 55 | /* Query cached client IDs. Exported on purpose for drivers. */ |
| 56 | extern _X_EXPORT pid_t GetClientPid(struct _Client *client); |
| 57 | extern _X_EXPORT const char *GetClientCmdName(struct _Client *client); |
| 58 | extern _X_EXPORT const char *GetClientCmdArgs(struct _Client *client); |
| 59 | |
| 60 | #endif /* CLIENT_H */ |