diff options
Diffstat (limited to 'ksysguard/ksysguardd/NetBSD/Memory.c')
| -rw-r--r-- | ksysguard/ksysguardd/NetBSD/Memory.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/ksysguard/ksysguardd/NetBSD/Memory.c b/ksysguard/ksysguardd/NetBSD/Memory.c new file mode 100644 index 000000000..8e9779506 --- /dev/null +++ b/ksysguard/ksysguardd/NetBSD/Memory.c @@ -0,0 +1,202 @@ +/* + KSysGuard, the KDE System Guard + + Copyright (c) 1999-2000 Hans Petter Bieker <bieker@kde.org> + Copyright (c) 1999 Chris Schlaeger <cs@kde.org> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + 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 <kvm.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/param.h> +#include <sys/sysctl.h> +#include <sys/types.h> +#include <sys/vmmeter.h> +#include <unistd.h> +/* Everything post 1.5.x uses uvm/uvm_* includes */ +#if __NetBSD_Version__ >= 105010000 +#include <uvm/uvm_param.h> +#else +#include <vm/vm_param.h> +#endif + +#include "Command.h" +#include "Memory.h" +#include "ksysguardd.h" + +static size_t Total = 0; +static size_t MFree = 0; +static size_t Used = 0; +static size_t Buffers = 0; +static size_t Cached = 0; +static size_t STotal = 0; +static size_t SFree = 0; +static size_t SUsed = 0; +static kvm_t *kd; + +void +initMemory(struct SensorModul* sm) +{ + char *nlistf = NULL; + char *memf = NULL; + char buf[_POSIX2_LINE_MAX]; + + if ((kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, buf)) == NULL) { + log_error("kvm_openfiles()"); + return; + } + + registerMonitor("mem/physical/free", "integer", printMFree, printMFreeInfo, sm); + registerMonitor("mem/physical/used", "integer", printUsed, printUsedInfo, sm); + registerMonitor("mem/physical/buf", "integer", printBuffers, printBuffersInfo, sm); + registerMonitor("mem/physical/cached", "integer", printCached, printCachedInfo, sm); + registerMonitor("mem/swap/free", "integer", printSwapFree, printSwapFreeInfo, sm); + registerMonitor("mem/swap/used", "integer", printSwapUsed, printSwapUsedInfo, sm); +} + +void +exitMemory(void) +{ + kvm_close(kd); +} + +int +updateMemory(void) +{ + +#define ARRLEN(X) (sizeof(X)/sizeof(X[0])) + long pagesize; /* using a long promotes the arithmetic */ + size_t len; + + { + static int mib[]={ CTL_HW, HW_PHYSMEM }; + + len = sizeof(Total); + sysctl(mib, ARRLEN(mib), &Total, &len, NULL, 0); + Total >>= 10; + } + + { + struct uvmexp x; + static int mib[] = { CTL_VM, VM_UVMEXP }; + + len = sizeof(x); + STotal = SUsed = SFree = -1; + pagesize = 1; + if (-1 < sysctl(mib, ARRLEN(mib), &x, &len, NULL, 0)) { + pagesize = x.pagesize; + STotal = (pagesize*x.swpages) >> 10; + SUsed = (pagesize*x.swpginuse) >> 10; + SFree = STotal - SUsed; + } + } + + /* can't find NetBSD filesystem buffer info */ + Buffers = -1; + + /* NetBSD doesn't know about vm.stats */ + Cached = -1; + + { + static int mib[]={ CTL_VM, VM_METER }; + struct vmtotal x; + + len = sizeof(x); + MFree = Used = -1; + if (sysctl(mib, ARRLEN(mib), &x, &len, NULL, 0) > -1) { + MFree = (x.t_free * pagesize) >> 10; + Used = (x.t_rm * pagesize) >> 10; + } + } + return 0; +} + +void +printMFree(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", MFree); +} + +void +printMFreeInfo(const char* cmd) +{ + fprintf(CurrentClient, "Free Memory\t0\t%d\tKB\n", Total); +} + +void +printUsed(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", Used); +} + +void +printUsedInfo(const char* cmd) +{ + fprintf(CurrentClient, "Used Memory\t0\t%d\tKB\n", Total); +} + +void +printBuffers(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", Buffers); +} + +void +printBuffersInfo(const char* cmd) +{ + fprintf(CurrentClient, "Buffer Memory\t0\t%d\tKB\n", Total); +} + +void +printCached(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", Cached); +} + +void +printCachedInfo(const char* cmd) +{ + fprintf(CurrentClient, "Cached Memory\t0\t%d\tKB\n", Total); +} + +void +printSwapUsed(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", SUsed); +} + +void +printSwapUsedInfo(const char* cmd) +{ + fprintf(CurrentClient, "Used Swap Memory\t0\t%d\tKB\n", STotal); +} + +void +printSwapFree(const char* cmd) +{ + fprintf(CurrentClient, "%d\n", SFree); +} + +void +printSwapFreeInfo(const char* cmd) +{ + fprintf(CurrentClient, "Free Swap Memory\t0\t%d\tKB\n", STotal); +} |