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#include "os/FreeBSD-kvm.h"
#include <unistd.h>
#include <sys/sysctl.h>
#include <sys/proc.h>
#include <sys/user.h>
#include <kvm.h>
/* Make sure /proc is mounted and initialize some global vars */
char* OS_initialize(){
return NULL;
}
void OS_get_table(){
kvm_t *kd;
char errbuf[2048];
struct kinfo_proc *procs; /* array of processes */
int count; /* returns number of processes */
int i;
char ** argv;
char state[20];
char start[20];
char time[20];
char flag[20];
char sflag[20];
static char format[128];
char cmndline[ARG_MAX];
int priority;
/* Open the kvm interface, get a descriptor */
if ((kd = kvm_open(NULL, NULL, NULL, 0, errbuf)) == NULL) {
fprintf(stderr, "kvm_open: %s\n", errbuf);
ppt_croak("kvm_open: ", errbuf);
}
/* Get the list of processes. */
if ((procs = kvm_getprocs(kd, KERN_PROC_ALL, 0, &count)) == NULL) {
kvm_close(kd);
fprintf(stderr, "kvm_getprocs: %s\n", kvm_geterr(kd));
ppt_croak("kvm_getprocs: ", kvm_geterr(kd));
}
/* Iterate through the processes in kinfo_proc, sending proc info */
/* to bless_into_proc for each proc */
for (i=0; i < count; i++) {
static struct pstats ps;
static struct session seslead;
strcpy(format, Defaultformat);
// retrieve the arguments
cmndline[0] = '\0';
argv = kvm_getargv(kd, (const struct kinfo_proc *) &(procs[i]) , 0);
if (argv) {
int j = 0;
while (argv[j] && strlen(cmndline) <= ARG_MAX) {
strcat(cmndline, argv[j]);
strcat(cmndline, " ");
j++;
}
}
switch (procs[i].ki_stat) {
case SSTOP:
strcpy(state, "stop");
break;
case SSLEEP:
strcpy(state, "sleep");
break;
case SRUN:
strcpy(state, "run");
break;
case SIDL:
strcpy(state, "idle");
break;
case SWAIT:
strcpy(state, "wait");
break;
case SLOCK:
strcpy(state, "lock");
break;
case SZOMB:
strcpy(state, "zombie");
break;
default:
strcpy(state, "???");
break;
}
sprintf(start, "%d.%d", procs[i].ki_start.tv_sec, procs[i].ki_start.tv_usec);
sprintf(time, "%.6f", procs[i].ki_runtime/1000000.0);
sprintf(flag, "0x%04x", procs[i].ki_flag);
sprintf(sflag, "0x%04x", procs[i].ki_sflag);
bless_into_proc( format,
Fields,
procs[i].ki_pid,
procs[i].ki_ppid,
procs[i].ki_ruid,
procs[i].ki_uid,
procs[i].ki_rgid,
procs[i].ki_pgid,
procs[i].ki_sid,
flag,
sflag,
start,
time,
procs[i].ki_wmesg,
state,
"??", // will be resolved automatically
procs[i].ki_tdev,
procs[i].ki_comm,
cmndline,
procs[i].ki_pri.pri_user,
procs[i].ki_nice,
procs[i].ki_size, // virtual size
procs[i].ki_rssize, // current resident set size in pages
procs[i].ki_tsize, // text size (pages) XXX
procs[i].ki_dsize, // data size (pages) XXX
procs[i].ki_ssize // stack size (pages)
);
}
if (kd) kvm_close(kd);
}
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