From 239fe3d0802b12ce8947741693244ff8154fa559 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rami=20Ylim=C3=A4ki?= Date: Wed, 15 Feb 2017 16:42:14 +0100 Subject: os: Add facilities for client ID tracking. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit commit 6d6d4cb6043905d850834946e9bfc526ed5a9ef7 Author: Matthieu Herrb Date: Mon Jan 2 13:23:59 2012 +0000 Add OpenBSD support to DetermineClientCmd() Uses kvm_getargv() from libkvm. Signed-off-by: Matthieu Herrb Reviewed-by: Adam Jackson Signed-off-by: Keith Packard commit cfc4c3d7fa8bd4da4c08b2ab8e6f85435f75353a Author: Alan Coopersmith Date: Sat Dec 24 10:00:56 2011 -0800 Add Solaris support to DetermineClientCmd Uses /proc/pid/psinfo to read command & partial arguments. Moves cmdsize & argsize variables into non-Solaris #else clause to avoid unused variable warnings. Fixes format mismatch errors when building with DEBUG defined on a 64-bit platform (where Mask is defined as CARD32). Signed-off-by: Alan Coopersmith Reviewed-by: Rami Ylimäki Signed-off-by: Keith Packard commit 780133f9ae7fada462714b47e79d26075bbd9abe Author: Alan Coopersmith Date: Fri Oct 28 21:29:50 2011 -0700 Convert DetermineClientCmd to use strdup instead of malloc+strncpy *cmdname is initialized to NULL earlier in the function, so it's okay to overwrite it with NULL if strdup fails, don't need that extra check. Signed-off-by: Alan Coopersmith Reviewed-by: Jeremy Huddleston commit 2ef4ff45ef1fcfc4967ebe3d550408769e5f6500 Author: Erkki Seppälä Date: Fri Mar 25 10:38:23 2011 +0200 os/client: Prevent rare fd leak in DetermineClientPid DetermineClientPid didn't close file descriptor if read on /proc/pid/cmdline failed. Adjusted the code to disregard the close return value and perform the return after that, if the read failed or returned EOF. Signed-off-by: Mark Kettenis Signed-off-by: Erkki Seppälä Reviewed-by: Rami Ylimäki Signed-off-by: Keith Packard commit 1e933665bef26c74196bb7c59910e6a78bcacf0e Author: Rami Ylimäki Date: Wed Dec 22 16:51:09 2010 +0200 os: Add facilities for client ID tracking. An interface is provided for figuring out the PID and process name of a client. Make some existing functionality from SELinux and IA extensions available for general use. Signed-off-by: Rami Ylimäki Reviewed-by: Tiago Vignatti Backported-to-NX-by: Mike Gabriel --- nx-X11/programs/Xserver/dix/dispatch.c | 10 ++++++++++ nx-X11/programs/Xserver/dix/main.c | 3 +++ 2 files changed, 13 insertions(+) (limited to 'nx-X11/programs/Xserver/dix') diff --git a/nx-X11/programs/Xserver/dix/dispatch.c b/nx-X11/programs/Xserver/dix/dispatch.c index 3869ef723..16b94301f 100644 --- a/nx-X11/programs/Xserver/dix/dispatch.c +++ b/nx-X11/programs/Xserver/dix/dispatch.c @@ -112,6 +112,7 @@ int ProcInitialConnection(); #include "inputstr.h" #include "xkbsrv.h" #endif +#include "client.h" #define mskcnt ((MAXCLIENTS + 31) / 32) #define BITMASK(i) (1U << ((i) & 31)) @@ -3560,6 +3561,9 @@ CloseDownClient(register ClientPtr client) CallCallbacks((&ClientStateCallback), (void *)&clientinfo); } FreeClientResources(client); + /* Disable client ID tracking. This must be done after + * ClientStateCallback. */ + ReleaseClientIds(client); if (client->index < nextFreeClientID) nextFreeClientID = client->index; clients[client->index] = NullClient; @@ -3643,6 +3647,7 @@ void InitClient(ClientPtr client, int i, void * ospriv) client->smart_start_tick = SmartScheduleTime; client->smart_stop_tick = SmartScheduleTime; client->smart_check_tick = SmartScheduleTime; + client->clientIds = NULL; } extern int clientPrivateLen; @@ -3724,6 +3729,11 @@ ClientPtr NextAvailableClient(void * ospriv) currentMaxClients++; while ((nextFreeClientID < MAXCLIENTS) && clients[nextFreeClientID]) nextFreeClientID++; + + /* Enable client ID tracking. This must be done before + * ClientStateCallback. */ + ReserveClientIds(client); + if (ClientStateCallback) { NewClientInfoRec clientinfo; diff --git a/nx-X11/programs/Xserver/dix/main.c b/nx-X11/programs/Xserver/dix/main.c index 7bd41d865..50bbeb3dc 100644 --- a/nx-X11/programs/Xserver/dix/main.c +++ b/nx-X11/programs/Xserver/dix/main.c @@ -100,6 +100,7 @@ Equipment Corporation. #include "site.h" #include "dixfont.h" #include "extnsionst.h" +#include "client.h" #ifdef PANORAMIX #include "panoramiXsrv.h" #else @@ -382,6 +383,7 @@ main(int argc, char *argv[], char *envp[]) InitInput(argc, argv); if (InitAndStartDevices() != Success) FatalError("failed to initialize core devices"); + ReserveClientIds(serverClient); InitFonts(); if (loadableFonts) { @@ -470,6 +472,7 @@ main(int argc, char *argv[], char *envp[]) #endif FreeAuditTimer(); + ReleaseClientIds(serverClient); free(serverClient->devPrivates); serverClient->devPrivates = NULL; -- cgit v1.2.3