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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 */ |