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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commit4aed2c8219774f5d797760606b8489a92ddc5163 (patch)
tree3f8c130f7d269626bf6a9447407ef6c35954426a /ksysguard/ksysguardd/Linux/apm.c
downloadtdebase-4aed2c8219774f5d797760606b8489a92ddc5163.tar.gz
tdebase-4aed2c8219774f5d797760606b8489a92ddc5163.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'ksysguard/ksysguardd/Linux/apm.c')
-rw-r--r--ksysguard/ksysguardd/Linux/apm.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/ksysguard/ksysguardd/Linux/apm.c b/ksysguard/ksysguardd/Linux/apm.c
new file mode 100644
index 000000000..0c1d00bcb
--- /dev/null
+++ b/ksysguard/ksysguardd/Linux/apm.c
@@ -0,0 +1,126 @@
+/*
+ KSysGuard, the KDE System Guard
+
+ Copyright (c) 1999 - 2001 Chris Schlaeger <cs@kde.org>
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of version 2 of the GNU General Public
+ License as published by the Free Software Foundation.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+*/
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include "Command.h"
+#include "ksysguardd.h"
+
+#include "apm.h"
+
+static int ApmOK = 0;
+static int BatFill, BatTime;
+
+#define APMBUFSIZE 128
+static char ApmBuf[ APMBUFSIZE ];
+static int Dirty = 0;
+
+static void processApm( void )
+{
+ sscanf( ApmBuf, "%*f %*f %*x %*x %*x %*x %d%% %d min",
+ &BatFill, &BatTime );
+ Dirty = 0;
+}
+
+/*
+================================ public part =================================
+*/
+
+void initApm( struct SensorModul* sm )
+{
+ if ( updateApm() < 0 ) {
+ ApmOK = -1;
+ return;
+ } else
+ ApmOK = 1;
+
+ registerMonitor( "apm/batterycharge", "integer", printApmBatFill, printApmBatFillInfo, sm );
+ registerMonitor( "apm/remainingtime", "integer", printApmBatTime, printApmBatTimeInfo, sm );
+}
+
+void exitApm( void )
+{
+ ApmOK = -1;
+}
+
+int updateApm( void )
+{
+ size_t n;
+ int fd;
+
+ if ( ApmOK < 0 )
+ return -1;
+
+ if ( ( fd = open( "/proc/apm", O_RDONLY ) ) < 0 ) {
+ if ( ApmOK != 0 )
+ print_error( "Cannot open file \'/proc/apm\'!\n"
+ "The kernel needs to be compiled with support\n"
+ "for /proc filesystem enabled!\n" );
+ return -1;
+ }
+
+ if ( ( n = read( fd, ApmBuf, APMBUFSIZE - 1 ) ) == APMBUFSIZE - 1 ) {
+ log_error( "Internal buffer too small to read \'/proc/apm\'" );
+ close( fd );
+ return -1;
+ }
+
+ close( fd );
+ ApmBuf[ n ] = '\0';
+ Dirty = 1;
+
+ return 0;
+}
+
+void printApmBatFill( const char* cmd )
+{
+ (void)cmd;
+
+ if ( Dirty )
+ processApm();
+
+ fprintf( CurrentClient, "%d\n", BatFill );
+}
+
+void printApmBatFillInfo( const char* cmd )
+{
+ (void)cmd;
+ fprintf( CurrentClient, "Battery charge\t0\t100\t%%\n" );
+}
+
+void printApmBatTime( const char* cmd )
+{
+ (void)cmd;
+
+ if ( Dirty )
+ processApm();
+
+ fprintf( CurrentClient, "%d\n", BatTime );
+}
+
+void printApmBatTimeInfo( const char* cmd )
+{
+ (void)cmd;
+ fprintf( CurrentClient, "Remaining battery time\t0\t0\tmin\n" );
+}