sg_process_stats *sg_get_process_stats(int *entries){
VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
proc_state_init, proc_state_destroy);
int proc_state_size = 0;
sg_process_stats *proc_state_ptr;
#ifdef HPUX
struct pst_status pstat_procinfo[PROCESS_BATCH];
long procidx = 0;
long long pagesize;
int num, i;
#endif
#ifdef AIX
struct procentry64 *procs = NULL;
long long pagesize;
int fetched = 0;
pid_t index = 0;
unsigned proc_idx;
time_t utime, stime;
int ncpus;
struct timeval now_tval;
double now_time;
char cmndline[ARG_MAX];
char comm[ARG_MAX];
struct procentry64 curproc_for_getargs;
#define PROCS_TO_FETCH 1000
#endif
#ifdef ALLBSD
int mib[4];
size_t size;
struct kinfo_proc *kp_stats;
int procs, i;
char *proctitle;
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
kvm_t *kvmd;
char **args, **argsp;
int argslen = 0;
#else
long buflen;
char *p, *proctitletmp;
#endif
#ifdef NETBSD2
int lwps;
struct kinfo_lwp *kl_stats;
#endif
#endif
#if defined(SOLARIS) || defined(LINUX)
DIR *proc_dir;
struct dirent *dir_entry;
char filename[MAX_FILE_LENGTH];
FILE *f;
#ifdef SOLARIS
psinfo_t process_info;
#endif
#ifdef LINUX
char s;
/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
char ps_name[4096];
char *ptr;
VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
unsigned long stime, utime, starttime;
int x;
int fn;
int len;
int rc;
time_t uptime;
long tickspersec;
#endif
#ifdef LINUX
if ((f=fopen("/proc/uptime", "r")) == NULL) {
sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
return NULL;
}
if((fscanf(f,"%lu %*d",&uptime)) != 1){
sg_set_error(SG_ERROR_PARSE, NULL);
return NULL;
}
fclose(f);
#endif
if((proc_dir=opendir(PROC_LOCATION))==NULL){
sg_set_error_with_errno(SG_ERROR_OPENDIR, PROC_LOCATION);
return NULL;
}
while((dir_entry=readdir(proc_dir))!=NULL){
if(atoi(dir_entry->d_name) == 0) continue;
#ifdef SOLARIS
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
#endif
#ifdef LINUX
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
#endif
if((f=fopen(filename, "r"))==NULL){
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
#ifdef SOLARIS
fread(&process_info, sizeof(psinfo_t), 1, f);
fclose(f);
#endif
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
return NULL;
}
proc_state_ptr = proc_state+proc_state_size;
#ifdef SOLARIS
proc_state_ptr->pid = process_info.pr_pid;
proc_state_ptr->parent = process_info.pr_ppid;
proc_state_ptr->pgid = process_info.pr_pgid;
proc_state_ptr->uid = process_info.pr_uid;
proc_state_ptr->euid = process_info.pr_euid;
proc_state_ptr->gid = process_info.pr_gid;
proc_state_ptr->egid = process_info.pr_egid;
proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20;
if (sg_update_string(&proc_state_ptr->process_name,
process_info.pr_fname) < 0) {
return NULL;
}
if (sg_update_string(&proc_state_ptr->proctitle,
process_info.pr_psargs) < 0) {
return NULL;
}
switch (process_info.pr_lwp.pr_state) {
case 1:
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case 2:
case 5:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case 3:
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
case 4:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
}
#endif
#ifdef LINUX
x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %lu %llu %llu %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &starttime, &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident));
/* +3 becuase man page says "Resident Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
switch (s) {
case 'S':
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case 'R':
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case 'Z':
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
case 'T':
case 'D':
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
}
/* pa_name[0] should = '(' */
ptr = strchr(&ps_name[1], ')');
if(ptr !=NULL) *ptr='\0';
if (sg_update_string(&proc_state_ptr->process_name,
&ps_name[1]) < 0) {
return NULL;
}
/* cpu */
proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
tickspersec = sysconf (_SC_CLK_TCK);
if (tickspersec < 0) {
proc_state_ptr->time_spent = 0;
}
else {
proc_state_ptr->time_spent = (utime + stime) / tickspersec;
}
fclose(f);
/* uid / gid */
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
if ((f=fopen(filename, "r")) == NULL) {
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
fclose(f);
continue;
}
sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
fclose(f);
continue;
}
sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
fclose(f);
/* proctitle */
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
if((fn=open(filename, O_RDONLY)) == -1){
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
#define READ_BLOCK_SIZE 128
len = 0;
do {
if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
return NULL;
}
rc = read(fn, psargs + len, READ_BLOCK_SIZE);
if (rc > 0) {
len += rc;
}
} while (rc == READ_BLOCK_SIZE);
close(fn);
if (rc == -1) {
/* Read failed; move on. */
continue;
}
/* Turn \0s into spaces within the command line. */
ptr = psargs;
for(x = 0; x < len; x++) {
if (*ptr == '\0') *ptr = ' ';
ptr++;
}
if (len == 0) {
/* We want psargs to be NULL. */
if (VECTOR_RESIZE(psargs, 0) < 0) {
return NULL;
}
} else {
/* Not empty, so append a \0. */
if (VECTOR_RESIZE(psargs, len + 1) < 0) {
return NULL;
}
psargs[len] = '\0';
}
if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
return NULL;
}
#endif
proc_state_size++;
}
closedir(proc_dir);
#endif
#ifdef ALLBSD
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_ALL;
if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL,
"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
return NULL;
}
procs = size / sizeof(struct kinfo_proc);
kp_stats = sg_malloc(size);
if(kp_stats == NULL) {
return NULL;
}
memset(kp_stats, 0, size);
if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL,
"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
free(kp_stats);
return NULL;
}
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
kvmd = sg_get_kvm2();
#endif
for (i = 0; i < procs; i++) {
const char *name;
#ifdef FREEBSD5
if (kp_stats[i].ki_stat == 0) {
#else
if (kp_stats[i].kp_proc.p_stat == 0) {
#endif
/* FreeBSD 5 deliberately overallocates the array that
* the sysctl returns, so we'll get a few junk
* processes on the end that we have to ignore. (Search
* for "overestimate by 5 procs" in
* src/sys/kern/kern_proc.c for more details.) */
continue;
}
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
return NULL;
}
proc_state_ptr = proc_state+proc_state_size;
#ifdef FREEBSD5
name = kp_stats[i].ki_comm;
#elif defined(DFBSD)
name = kp_stats[i].kp_thread.td_comm;
#else
name = kp_stats[i].kp_proc.p_comm;
#endif
if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
return NULL;
}
#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
#ifdef FREEBSD5
mib[2] = KERN_PROC_ARGS;
mib[3] = kp_stats[i].ki_pid;
#else
mib[1] = KERN_PROC_ARGS;
mib[2] = kp_stats[i].kp_proc.p_pid;
mib[3] = KERN_PROC_ARGV;
#endif
free(proc_state_ptr->proctitle);
proc_state_ptr->proctitle = NULL;
/* Starting size - we'll double this straight away */
#define PROCTITLE_START_SIZE 64
buflen = PROCTITLE_START_SIZE;
size = buflen;
proctitle = NULL;
do {
if((long) size >= buflen) {
buflen *= 2;
size = buflen;
proctitletmp = sg_realloc(proctitle, buflen);
if(proctitletmp == NULL) {
free(proctitle);
proctitle = NULL;
proc_state_ptr->proctitle = NULL;
size = 0;
break;
}
proctitle = proctitletmp;
bzero(proctitle, buflen);
}
if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
free(proctitle);
proctitle = NULL;
proc_state_ptr->proctitle = NULL;
size = 0;
break;
}
} while((long) size >= buflen);
if(size > 0) {
proc_state_ptr->proctitle = sg_malloc(size+1);
if(proc_state_ptr->proctitle == NULL) {
return NULL;
}
p = proctitle;
#ifdef OPENBSD
/* On OpenBSD, this value has the argv pointers (which
* are terminated by a NULL) at the front, so we have
* to skip over them to get to the strings. */
while (*(char ***)p != NULL) {
p += sizeof(char **);
}
p += sizeof(char **);
#endif
proc_state_ptr->proctitle[0] = '\0';
do {
sg_strlcat(proc_state_ptr->proctitle, p, size+1);
sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
p += strlen(p) + 1;
} while (p < proctitle + size);
free(proctitle);
proctitle = NULL;
/* remove trailing space */
proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
}
else {
if(proctitle != NULL) {
free(proctitle);
proctitle = NULL;
}
proc_state_ptr->proctitle = NULL;
}
#else
free(proc_state_ptr->proctitle);
proc_state_ptr->proctitle = NULL;
if(kvmd != NULL) {
args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
if(args != NULL) {
argsp = args;
while(*argsp != NULL) {
argslen += strlen(*argsp) + 1;
argsp++;
}
proctitle = sg_malloc(argslen + 1);
proctitle[0] = '\0';
if(proctitle == NULL) {
return NULL;
}
while(*args != NULL) {
sg_strlcat(proctitle, *args, argslen + 1);
sg_strlcat(proctitle, " ", argslen + 1);
args++;
}
/* remove trailing space */
proctitle[strlen(proctitle)-1] = '\0';
proc_state_ptr->proctitle = proctitle;
}
else {
proc_state_ptr->proctitle = NULL;
}
}
else {
proc_state_ptr->proctitle = NULL;
}
#endif
#ifdef FREEBSD5
proc_state_ptr->pid = kp_stats[i].ki_pid;
proc_state_ptr->parent = kp_stats[i].ki_ppid;
proc_state_ptr->pgid = kp_stats[i].ki_pgid;
#else
proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
#endif
#ifdef FREEBSD5
proc_state_ptr->uid = kp_stats[i].ki_ruid;
proc_state_ptr->euid = kp_stats[i].ki_uid;
proc_state_ptr->gid = kp_stats[i].ki_rgid;
proc_state_ptr->egid = kp_stats[i].ki_svgid;
#elif defined(DFBSD)
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
#else
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
#endif
#ifdef FREEBSD5
proc_state_ptr->proc_size = kp_stats[i].ki_size;
/* This is in pages */
proc_state_ptr->proc_resident =
kp_stats[i].ki_rssize * getpagesize();
/* This is in microseconds */
proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
proc_state_ptr->cpu_percent =
((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
proc_state_ptr->nice = kp_stats[i].ki_nice;
#else
proc_state_ptr->proc_size =
kp_stats[i].kp_eproc.e_vm.vm_map.size;
/* This is in pages */
proc_state_ptr->proc_resident =
kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
#if defined(NETBSD) || defined(OPENBSD)
proc_state_ptr->time_spent =
kp_stats[i].kp_proc.p_rtime.tv_sec;
#elif defined(DFBSD)
proc_state_ptr->time_spent =
( kp_stats[i].kp_thread.td_uticks +
kp_stats[i].kp_thread.td_sticks +
kp_stats[i].kp_thread.td_iticks ) / 1000000;
#else
/* This is in microseconds */
proc_state_ptr->time_spent =
kp_stats[i].kp_proc.p_runtime / 1000000;
#endif
proc_state_ptr->cpu_percent =
((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
#endif
#ifdef NETBSD2
{
size_t size;
int mib[5];
mib[0] = CTL_KERN;
mib[1] = KERN_LWP;
mib[2] = kp_stats[i].kp_proc.p_pid;
mib[3] = sizeof(struct kinfo_lwp);
mib[4] = 0;
if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0");
return NULL;
}
lwps = size / sizeof(struct kinfo_lwp);
mib[4] = lwps;
kl_stats = sg_malloc(size);
if(kl_stats == NULL) {
return NULL;
}
if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize");
return NULL;
}
}
switch(kp_stats[i].kp_proc.p_stat) {
case SIDL:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SACTIVE:
{
int i;
for(i = 0; i < lwps; i++) {
switch(kl_stats[i].l_stat) {
case LSONPROC:
case LSRUN:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
goto end;
case LSSLEEP:
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
goto end;
case LSSTOP:
case LSSUSPENDED:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
goto end;
}
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
}
end: ;
}
break;
case SSTOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case SZOMB:
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
default:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
free(kl_stats);
#else
#ifdef FREEBSD5
switch (kp_stats[i].ki_stat) {
#else
switch (kp_stats[i].kp_proc.p_stat) {
#endif
case SIDL:
case SRUN:
#ifdef SONPROC
case SONPROC: /* NetBSD */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SSLEEP:
#ifdef SWAIT
case SWAIT: /* FreeBSD 5 */
#endif
#ifdef SLOCK
case SLOCK: /* FreeBSD 5 */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case SSTOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case SZOMB:
#ifdef SDEAD
case SDEAD: /* OpenBSD & NetBSD */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
default:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
#endif
proc_state_size++;
}
free(kp_stats);
#endif
#ifdef HPUX
if ((pagesize = sysconf(_SC_PAGESIZE)) == -1) {
sg_set_error_with_errno(SG_ERROR_SYSCONF, "_SC_PAGESIZE");
return NULL;
}
while (1) {
num = pstat_getproc(pstat_procinfo, sizeof pstat_procinfo[0],
PROCESS_BATCH, procidx);
if (num == -1) {
sg_set_error_with_errno(SG_ERROR_PSTAT,
"pstat_getproc");
return NULL;
} else if (num == 0) {
break;
}
for (i = 0; i < num; i++) {
struct pst_status *pi = &pstat_procinfo[i];
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
return NULL;
}
proc_state_ptr = proc_state+proc_state_size;
proc_state_ptr->pid = pi->pst_pid;
proc_state_ptr->parent = pi->pst_ppid;
proc_state_ptr->pgid = pi->pst_pgrp;
proc_state_ptr->uid = pi->pst_uid;
proc_state_ptr->euid = pi->pst_euid;
proc_state_ptr->gid = pi->pst_gid;
proc_state_ptr->egid = pi->pst_egid;
proc_state_ptr->proc_size = (pi->pst_dsize + pi->pst_tsize + pi->pst_ssize) * pagesize;
proc_state_ptr->proc_resident = pi->pst_rssize * pagesize;
proc_state_ptr->time_spent = pi->pst_time;
proc_state_ptr->cpu_percent = (pi->pst_pctcpu * 100.0) / 0x8000;
proc_state_ptr->nice = pi->pst_nice;
if (sg_update_string(&proc_state_ptr->process_name,
pi->pst_ucomm) < 0) {
return NULL;
}
if (sg_update_string(&proc_state_ptr->proctitle,
pi->pst_cmd) < 0) {
return NULL;
}
switch (pi->pst_stat) {
case PS_SLEEP:
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case PS_RUN:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case PS_STOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case PS_ZOMBIE:
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
case PS_IDLE:
case PS_OTHER:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
proc_state_size++;
}
procidx = pstat_procinfo[num - 1].pst_idx + 1;
}
#endif
#ifdef AIX
#define TVALU_TO_SEC(x) ((x).tv_sec + ((double)((x).tv_usec) / 1000000.0))
#define TVALN_TO_SEC(x) ((x).tv_sec + ((double)((x).tv_usec) / 1000000000.0))
ncpus = sysconf(_SC_NPROCESSORS_ONLN);
if( -1 == ncpus ) {
ncpus = 1; /* sysconf error - assume 1 */
}
if ((pagesize = sysconf(_SC_PAGESIZE)) == -1) {
sg_set_error_with_errno(SG_ERROR_SYSCONF, "_SC_PAGESIZE");
return NULL;
}
proc_idx = 0;
procs = /* (struct procentry64 *) */ malloc(sizeof(*procs) * PROCS_TO_FETCH);
if(NULL == procs) {
sg_set_error_with_errno(SG_ERROR_MALLOC, "sg_get_process_stats");
return 0;
}
gettimeofday(&now_tval, 0);
now_time = TVALU_TO_SEC(now_tval);
/* keep on grabbing chunks of processes until getprocs returns a smaller
block than we asked for */
do {
int i;
fetched = getprocs64(procs, sizeof(*procs), NULL, 0, &index, PROCS_TO_FETCH);
if (VECTOR_RESIZE(proc_state, proc_state_size + fetched) < 0) {
sg_set_error_with_errno(SG_ERROR_MALLOC, "sg_get_process_stats");
free(procs);
return NULL;
}
for( i = 0; i < fetched; ++i ) {
struct procentry64 *pi = procs+i;
int zombie = 0;
proc_state_ptr = proc_state + proc_idx;
zombie = 0;
/* set a descriptive name for the process state */
switch( pi->pi_state ) {
case SSLEEP:
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case SRUN:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SZOMB:
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
zombie = 1;
break;
case SSTOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case SACTIVE:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SIDL:
default:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
if( zombie ) {
utime = pi->pi_utime;
stime = pi->pi_stime;
} else {
utime = TVALN_TO_SEC(pi->pi_ru.ru_utime) + TVALN_TO_SEC(pi->pi_cru.ru_utime);
stime = TVALN_TO_SEC(pi->pi_ru.ru_stime) + TVALN_TO_SEC(pi->pi_cru.ru_stime);
}
proc_state_ptr->pid = pi->pi_pid;
proc_state_ptr->parent = pi->pi_ppid;
proc_state_ptr->pgid = pi->pi_pgrp;
proc_state_ptr->uid = pi->pi_cred.crx_ruid;
proc_state_ptr->euid = pi->pi_cred.crx_uid;
proc_state_ptr->gid = pi->pi_cred.crx_rgid;
proc_state_ptr->egid = pi->pi_cred.crx_gid;
proc_state_ptr->proc_size = pi->pi_size;
proc_state_ptr->proc_resident = pi->pi_drss + pi->pi_trss; /* XXX might be wrong, see P::PT */
proc_state_ptr->time_spent = utime + stime;
proc_state_ptr->cpu_percent = (((double)(utime + stime) * 100) / ( now_time - pi->pi_start )) / ncpus;
proc_state_ptr->nice = pi->pi_nice;
/* determine comm & cmndline */
if( (pi->pi_flags & SKPROC) == SKPROC ) {
if( pi->pi_pid == 0 ) {
snprintf(comm, ARG_MAX, "kproc (swapper)");
snprintf(cmndline, ARG_MAX, "kproc (swapper)");
} else {
snprintf(comm, ARG_MAX, "kproc (%s)", pi->pi_comm);
snprintf(cmndline, ARG_MAX, "kproc (%s)", pi->pi_comm);
}
} else {
snprintf(comm, ARG_MAX, "%s", pi->pi_comm);
curproc_for_getargs.pi_pid = pi->pi_pid;
if( getargs(&curproc_for_getargs, sizeof(curproc_for_getargs), cmndline, ARG_MAX) < 0 ) {
snprintf(cmndline, ARG_MAX, "%s", pi->pi_comm);
} else {
int done = 0;
/* replace NUL characters in command line with spaces */
char *c = cmndline;
while( ! done ) {
if( *c == '\0' ) {
if( *(c+1) == '\0' ) {
done = 1;
} else {
*c++ = ' ';
}
} else {
++c;
}
}
}
}
if (sg_update_string(&proc_state_ptr->process_name, comm) < 0) {
free(procs);
return NULL;
}
if (sg_update_string(&proc_state_ptr->proctitle, cmndline) < 0) {
free(procs);
return NULL;
}
proc_idx++;
}
} while( fetched >= PROCS_TO_FETCH );
proc_state_size = proc_idx;
free(procs);
#endif
#ifdef CYGWIN
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
return NULL;
#endif
#ifdef WIN32
/* FIXME The data needed for this is probably do able with the
* "performance registry". Although using this appears to be a black
* art and closely guarded secret.
* This is not directly used in ihost, so not considered a priority */
sg_set_error(SG_ERROR_UNSUPPORTED, "Win32");
return NULL;
#endif
*entries = proc_state_size;
return proc_state;
}
sg_process_count *sg_get_process_count() {
static sg_process_count process_stat;
#ifndef WIN32
sg_process_stats *ps;
int ps_size, x;
#else
DWORD aProcesses[1024];
DWORD cbNeeded;
#endif
process_stat.sleeping = 0;
process_stat.running = 0;
process_stat.zombie = 0;
process_stat.stopped = 0;
process_stat.total = 0;
#ifndef WIN32
ps = sg_get_process_stats(&ps_size);
if (ps == NULL) {
return NULL;
}
for(x = 0; x < ps_size; x++) {
switch (ps->state) {
case SG_PROCESS_STATE_RUNNING:
process_stat.running++;
break;
case SG_PROCESS_STATE_SLEEPING:
process_stat.sleeping++;
break;
case SG_PROCESS_STATE_STOPPED:
process_stat.stopped++;
break;
case SG_PROCESS_STATE_ZOMBIE:
process_stat.zombie++;
break;
default:
/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
* sg_process_count */
break;
}
ps++;
}
process_stat.total = ps_size;
#else
if (!EnumProcesses(aProcesses, sizeof(aProcesses), &cbNeeded))
return NULL;
process_stat.total = cbNeeded / sizeof(DWORD);
#endif
return &process_stat;
}
int sg_process_compare_name(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
return strcmp(a->process_name, b->process_name);
}
int sg_process_compare_pid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->pid < b->pid) {
return -1;
} else if (a->pid == b->pid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_uid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->uid < b->uid) {
return -1;
} else if (a->uid == b->uid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_gid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->gid < b->gid) {
return -1;
} else if (a->gid == b->gid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_size(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->proc_size < b->proc_size) {
return -1;
} else if (a->proc_size == b->proc_size) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_res(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->proc_resident < b->proc_resident) {
return -1;
} else if (a->proc_resident == b->proc_resident) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_cpu(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->cpu_percent < b->cpu_percent) {
return -1;
} else if (a->cpu_percent == b->cpu_percent) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_time(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->time_spent < b->time_spent) {
return -1;
} else if (a->time_spent == b->time_spent) {
return 0;
} else {
return 1;
}
}
sg_fs_stats *sg_get_fs_stats(int *entries){
VECTOR_DECLARE_STATIC(disk_stats, sg_fs_stats, 10,
disk_stat_init, disk_stat_destroy);
int num_disks=0;
#if defined(LINUX) || defined (SOLARIS) || defined(CYGWIN) || defined(HPUX)
FILE *f;
#endif
sg_fs_stats *disk_ptr;
#ifdef SOLARIS
struct mnttab mp;
struct statvfs fs;
#endif
#if defined(LINUX) || defined(CYGWIN) || defined(HPUX)
struct mntent *mp;
struct statvfs fs;
#endif
#ifdef ALLBSD
int nummnt;
#ifdef HAVE_STATVFS
struct statvfs *mp, **fs;
#else
struct statfs *mp, **fs;
#endif
#endif
#ifdef WIN32
char lp_buf[MAX_PATH];
char volume_name_buf[BUFSIZE];
char filesys_name_buf[BUFSIZE];
char drive[4] = " :\\";
char *p;
int drive_type; //@
lp_buf[0]='\0';
#endif
#ifdef ALLBSD
nummnt=getmntinfo(&mp, MNT_WAIT);
if (nummnt<=0){
sg_set_error_with_errno(SG_ERROR_GETMNTINFO, NULL);
return NULL;
}
for(fs = ∓ nummnt--; (*fs)++){
#endif
#if defined(LINUX) || defined(CYGWIN) || defined(HPUX)
#ifdef MNT_MNTTAB
if ((f=setmntent(MNT_MNTTAB, "r" ))==NULL){
#else
if ((f=setmntent("/etc/mtab", "r" ))==NULL){
#endif
sg_set_error(SG_ERROR_SETMNTENT, NULL);
return NULL;
}
while((mp=getmntent(f))){
if((statvfs(mp->mnt_dir, &fs)) !=0){
continue;
}
#endif
#ifdef SOLARIS
if ((f=fopen("/etc/mnttab", "r" ))==NULL){
sg_set_error_with_errno(SG_ERROR_OPEN, "/etc/mnttab");
return NULL;
}
while((getmntent(f, &mp)) == 0){
if ((statvfs(mp.mnt_mountp, &fs)) !=0){
continue;
}
#endif
#ifdef WIN32
if (!(GetLogicalDriveStringsA(BUFSIZE-1, lp_buf))) {
sg_set_error(SG_ERROR_GETMNTINFO, "GetLogicalDriveStrings");
return NULL;
}
p = lp_buf;
do {
// Copy drive letter to template string
*drive = *p;
// Only interested in harddrives.
drive_type = GetDriveTypeA(drive);
if(drive_type == DRIVE_FIXED) {
#else
if(is_valid_fs_type(SG_MP_FSTYPENAME(mp))){
#endif
if (VECTOR_RESIZE(disk_stats, num_disks + 1) < 0) {
return NULL;
}
disk_ptr=disk_stats+num_disks;
#ifndef WIN32
/* Maybe make this char[bigenough] and do strncpy's and put a null in the end?
* Downside is its a bit hungry for a lot of mounts, as MNT_MAX_SIZE would prob
* be upwards of a k each
*/
if (sg_update_string(&disk_ptr->device_name, SG_MP_DEVNAME(mp)) < 0) {
return NULL;
}
if (sg_update_string(&disk_ptr->fs_type, SG_MP_FSTYPENAME(mp)) < 0) {
return NULL;
}
if (sg_update_string(&disk_ptr->mnt_point, SG_MP_MOUNTP(mp)) < 0) {
return NULL;
}
disk_ptr->size = SG_FS_FRSIZE(fs) * SG_FS_BLOCKS(fs);
disk_ptr->avail = SG_FS_FRSIZE(fs) * SG_FS_BAVAIL(fs);
disk_ptr->used = (disk_ptr->size) - (SG_FS_FRSIZE(fs) * SG_FS_BFREE(fs));
disk_ptr->total_inodes = SG_FS_FILES(fs);
disk_ptr->free_inodes = SG_FS_FFREE(fs);
/* Linux, FreeBSD don't have a "available" inodes */
disk_ptr->used_inodes = disk_ptr->total_inodes - disk_ptr->free_inodes;
disk_ptr->avail_inodes = SG_FS_FAVAIL(fs);
disk_ptr->io_size = SG_FS_BSIZE(fs);
disk_ptr->block_size = SG_FS_FRSIZE(fs);
disk_ptr->total_blocks = SG_FS_BLOCKS(fs);
disk_ptr->free_blocks = SG_FS_BFREE(fs);
disk_ptr->avail_blocks = SG_FS_BAVAIL(fs);
disk_ptr->used_blocks = disk_ptr->total_blocks - disk_ptr->free_blocks;
#else
if(!GetVolumeInformationA(drive, volume_name_buf, BUFSIZE,
NULL, NULL, NULL,
filesys_name_buf, BUFSIZE)) {
sg_set_error_with_errno(SG_ERROR_DISKINFO,
"GetVolumeInformation");
return NULL;
}
if (sg_update_string(&disk_ptr->device_name,
volume_name_buf) < 0) {
return NULL;
}
if (sg_update_string(&disk_ptr->fs_type,
filesys_name_buf) < 0) {
return NULL;
}
if (sg_update_string(&disk_ptr->mnt_point,
drive) < 0) {
return NULL;
}
if (!GetDiskFreeSpaceExA(drive, NULL,
(PULARGE_INTEGER)&disk_ptr->size,
(PULARGE_INTEGER)&disk_ptr->avail)) {
sg_set_error_with_errno(SG_ERROR_DISKINFO,
"GetDiskFreeSpaceEx");
return NULL;
}
disk_ptr->used = disk_ptr->size - disk_ptr->avail;
disk_ptr->total_inodes = 0;
disk_ptr->free_inodes = 0;
disk_ptr->used_inodes = 0;
disk_ptr->avail_inodes = 0;
/* I dunno what to do with these... so have nothing */
disk_ptr->io_size = 0;
disk_ptr->block_size = 0;
disk_ptr->total_blocks = 0;
disk_ptr->free_blocks = 0;
disk_ptr->avail_blocks = 0;
disk_ptr->used_blocks = 0;
#endif
num_disks++;
}
#ifdef WIN32
while(*p++);
} while(*p);
#else
}
#endif
*entries=num_disks;
/* If this fails, there is very little i can do about it, so
I'll ignore it :) */
#if defined(LINUX) || defined(CYGWIN) || defined(HPUX)
endmntent(f);
#endif
#if defined(SOLARIS)
fclose(f);
#endif
return disk_stats;
}
int sg_fs_compare_device_name(const void *va, const void *vb) {
const sg_fs_stats *a = (const sg_fs_stats *)va;
const sg_fs_stats *b = (const sg_fs_stats *)vb;
return strcmp(a->device_name, b->device_name);
}
int sg_fs_compare_mnt_point(const void *va, const void *vb) {
const sg_fs_stats *a = (const sg_fs_stats *)va;
const sg_fs_stats *b = (const sg_fs_stats *)vb;
return strcmp(a->mnt_point, b->mnt_point);
}
static void diskio_stat_init(sg_disk_io_stats *d) {
d->disk_name = NULL;
}
static void diskio_stat_destroy(sg_disk_io_stats *d) {
free(d->disk_name);
}
VECTOR_DECLARE_STATIC(diskio_stats, sg_disk_io_stats, 10,
diskio_stat_init, diskio_stat_destroy);
#ifdef LINUX
typedef struct {
int major;
int minor;
} partition;
#endif
sg_disk_io_stats *sg_get_disk_io_stats(int *entries){
int num_diskio;
#ifndef LINUX
sg_disk_io_stats *diskio_stats_ptr;
#endif
#ifdef HPUX
long long rbytes = 0, wbytes = 0;
struct dirent *dinfo = NULL;
struct stat lstatinfo;
struct pst_diskinfo pstat_diskinfo[DISK_BATCH];
char fullpathbuf[1024] = {0};
dev_t diskid;
DIR *dh = NULL;
int diskidx = 0;
int num, i;
#endif
#ifdef SOLARIS
kstat_ctl_t *kc;
kstat_t *ksp;
kstat_io_t kios;
#endif
#ifdef LINUX
FILE *f;
char *line_ptr;
int major, minor;
int has_pp_stats = 1;
VECTOR_DECLARE_STATIC(parts, partition, 16, NULL, NULL);
int i, n;
time_t now;
const char *format;
static regex_t not_part_re, part_re;
static int re_compiled = 0;
#endif
#if defined(FREEBSD) || defined(DFBSD)
static struct statinfo stats;
static int stats_init = 0;
int counter;
struct device_selection *dev_sel = NULL;
int n_selected, n_selections;
long sel_gen;
struct devstat *dev_ptr;
#endif
#ifdef NETBSD
struct disk_sysctl *stats;
#endif
#ifdef OPENBSD
int diskcount;
char *disknames, *name, *bufpp;
char **dk_name;
struct diskstats *stats;
#endif
#ifdef NETBSD
#define MIBSIZE 3
#endif
#ifdef OPENBSD
#define MIBSIZE 2
#endif
#if defined(NETBSD) || defined(OPENBSD)
int num_disks, i;
int mib[MIBSIZE];
size_t size;
#endif
#ifdef WIN32
char *name;
long long rbytes;
long long wbytes;
#endif
num_diskio=0;
#ifdef HPUX
while (1) {
num = pstat_getdisk(pstat_diskinfo, sizeof pstat_diskinfo[0],
DISK_BATCH, diskidx);
if (num == -1) {
sg_set_error_with_errno(SG_ERROR_PSTAT,
"pstat_getdisk");
return NULL;
} else if (num == 0) {
break;
}
for (i = 0; i < num; i++) {
struct pst_diskinfo *di = &pstat_diskinfo[i];
/* Skip "disabled" disks. */
if (di->psd_status == 0) {
continue;
}
/* We can't seperate the reads from the writes, we'll
* just give the same to each. (This value is in
* 64-byte chunks according to the pstat header file,
* and can wrap to be negative.)
*/
rbytes = wbytes = ((unsigned long) di->psd_dkwds) * 64LL;
/* Skip unused disks. */
if (rbytes == 0 && wbytes == 0) {
continue;
}
if (VECTOR_RESIZE(diskio_stats, num_diskio + 1) < 0) {
return NULL;
}
diskio_stats_ptr = diskio_stats + num_diskio;
diskio_stats_ptr->read_bytes = rbytes;
diskio_stats_ptr->write_bytes = wbytes;
diskio_stats_ptr->systime = time(NULL);
num_diskio++;
/* FIXME This should use a static cache, like the Linux
* code below. */
if (diskio_stats_ptr->disk_name == NULL) {
dh = opendir("/dev/dsk");
if (dh == NULL) {
continue;
}
diskid = (di->psd_dev.psd_major << 24) | di->psd_dev.psd_minor;
while (1) {
dinfo = readdir(dh);
if (dinfo == NULL) {
break;
}
snprintf(fullpathbuf, sizeof(fullpathbuf), "/dev/dsk/%s", dinfo->d_name);
if (lstat(fullpathbuf, &lstatinfo) < 0) {
continue;
}
if (lstatinfo.st_rdev == diskid) {
if (sg_update_string(&diskio_stats_ptr->disk_name, dinfo->d_name) < 0) {
return NULL;
}
break;
}
}
closedir(dh);
if (diskio_stats_ptr->disk_name == NULL) {
if (sg_update_string(&diskio_stats_ptr->disk_name, di->psd_hw_path.psh_name) < 0) {
return NULL;
}
}
}
}
diskidx = pstat_diskinfo[num - 1].psd_idx + 1;
}
#endif
#ifdef OPENBSD
mib[0] = CTL_HW;
mib[1] = HW_DISKCOUNT;
size = sizeof(diskcount);
if (sysctl(mib, MIBSIZE, &diskcount, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_HW.HW_DISKCOUNT");
return NULL;
}
mib[0] = CTL_HW;
mib[1] = HW_DISKNAMES;
if (sysctl(mib, MIBSIZE, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_HW.HW_DISKNAMES");
return NULL;
}
disknames = sg_malloc(size);
if (disknames == NULL) {
return NULL;
}
if (sysctl(mib, MIBSIZE, disknames, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_HW.HW_DISKNAMES");
return NULL;
}
dk_name = sg_malloc(diskcount * sizeof(char *));
bufpp = disknames;
for (i = 0; i < diskcount && (name = strsep(&bufpp, ",")) != NULL; i++) {
dk_name[i] = name;
}
#endif
#if defined(NETBSD) || defined(OPENBSD)
mib[0] = CTL_HW;
mib[1] = HW_DISKSTATS;
#ifdef NETBSD
mib[2] = sizeof(struct disk_sysctl);
#endif
if (sysctl(mib, MIBSIZE, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_HW.HW_DISKSTATS");
return NULL;
}
#ifdef NETBSD
num_disks = size / sizeof(struct disk_sysctl);
#else
num_disks = size / sizeof(struct diskstats);
#endif
stats = sg_malloc(size);
if (stats == NULL) {
return NULL;
}
if (sysctl(mib, MIBSIZE, stats, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_HW.HW_DISKSTATS");
return NULL;
}
for (i = 0; i < num_disks; i++) {
const char *name;
u_int64_t rbytes, wbytes;
#ifdef NETBSD
#ifdef HAVE_DK_RBYTES
rbytes = stats[i].dk_rbytes;
wbytes = stats[i].dk_wbytes;
#else
/* Before 2.0, NetBSD merged reads and writes. */
rbytes = wbytes = stats[i].dk_bytes;
#endif
#else
#ifdef HAVE_DS_RBYTES
rbytes = stats[i].ds_rbytes;
wbytes = stats[i].ds_wbytes;
#else
/* Before 3.5, OpenBSD merged reads and writes */
rbytes = wbytes = stats[i].ds_bytes;
#endif
#endif
/* Don't keep stats for disks that have never been used. */
if (rbytes == 0 && wbytes == 0) {
continue;
}
if (VECTOR_RESIZE(diskio_stats, num_diskio + 1) < 0) {
return NULL;
}
diskio_stats_ptr = diskio_stats + num_diskio;
diskio_stats_ptr->read_bytes = rbytes;
diskio_stats_ptr->write_bytes = wbytes;
#ifdef NETBSD
name = stats[i].dk_name;
#else
name = dk_name[i];
#endif
if (sg_update_string(&diskio_stats_ptr->disk_name, name) < 0) {
return NULL;
}
diskio_stats_ptr->systime = time(NULL);
num_diskio++;
}
free(stats);
#ifdef OPENBSD
free(dk_name);
free(disknames);
#endif
#endif
#if defined(FREEBSD) || defined(DFBSD)
if (!stats_init) {
stats.dinfo=sg_malloc(sizeof(struct devinfo));
if(stats.dinfo==NULL) return NULL;
bzero(stats.dinfo, sizeof(struct devinfo));
stats_init = 1;
}
#ifdef FREEBSD5
if ((devstat_getdevs(NULL, &stats)) < 0) {
/* FIXME devstat functions return a string error in
devstat_errbuf */
sg_set_error(SG_ERROR_DEVSTAT_GETDEVS, NULL);
return NULL;
}
/* Not aware of a get all devices, so i said 999. If we ever
* find a machine with more than 999 disks, then i'll change
* this number :)
*/
if (devstat_selectdevs(&dev_sel, &n_selected, &n_selections, &sel_gen, stats.dinfo->generation, stats.dinfo->devices, stats.dinfo->numdevs, NULL, 0, NULL, 0, DS_SELECT_ONLY, 999, 1) < 0) {
sg_set_error(SG_ERROR_DEVSTAT_SELECTDEVS, NULL);
return NULL;
}
#else
if ((getdevs(&stats)) < 0) {
sg_set_error(SG_ERROR_DEVSTAT_GETDEVS, NULL);
return NULL;
}
/* Not aware of a get all devices, so i said 999. If we ever
* find a machine with more than 999 disks, then i'll change
* this number :)
*/
if (selectdevs(&dev_sel, &n_selected, &n_selections, &sel_gen, stats.dinfo->generation, stats.dinfo->devices, stats.dinfo->numdevs, NULL, 0, NULL, 0, DS_SELECT_ONLY, 999, 1) < 0) {
sg_set_error(SG_ERROR_DEVSTAT_SELECTDEVS, NULL);
return NULL;
}
#endif
for(counter=0;counter<stats.dinfo->numdevs;counter++){
dev_ptr=&stats.dinfo->devices[dev_sel[counter].position];
/* Throw away devices that have done nothing, ever.. Eg "odd"
* devices.. like mem, proc.. and also doesn't report floppy
* drives etc unless they are doing stuff :)
*/
#ifdef FREEBSD5
if((dev_ptr->bytes[DEVSTAT_READ]==0) && (dev_ptr->bytes[DEVSTAT_WRITE]==0)) continue;
#else
if((dev_ptr->bytes_read==0) && (dev_ptr->bytes_written==0)) continue;
#endif
if (VECTOR_RESIZE(diskio_stats, num_diskio + 1) < 0) {
return NULL;
}
diskio_stats_ptr=diskio_stats+num_diskio;
#ifdef FREEBSD5
diskio_stats_ptr->read_bytes=dev_ptr->bytes[DEVSTAT_READ];
diskio_stats_ptr->write_bytes=dev_ptr->bytes[DEVSTAT_WRITE];
#else
diskio_stats_ptr->read_bytes=dev_ptr->bytes_read;
diskio_stats_ptr->write_bytes=dev_ptr->bytes_written;
#endif
if(diskio_stats_ptr->disk_name!=NULL) free(diskio_stats_ptr->disk_name);
if (asprintf((&diskio_stats_ptr->disk_name), "%s%d", dev_ptr->device_name, dev_ptr->unit_number) == -1) {
sg_set_error_with_errno(SG_ERROR_ASPRINTF, NULL);
return NULL;
}
diskio_stats_ptr->systime=time(NULL);
num_diskio++;
}
free(dev_sel);
#endif
#ifdef SOLARIS
if ((kc = kstat_open()) == NULL) {
sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
return NULL;
}
for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
if (!strcmp(ksp->ks_class, "disk")) {
if(ksp->ks_type != KSTAT_TYPE_IO) continue;
/* We dont want metadevices appearins as num_diskio */
if(strcmp(ksp->ks_module, "md")==0) continue;
if((kstat_read(kc, ksp, &kios))==-1){
}
if (VECTOR_RESIZE(diskio_stats, num_diskio + 1) < 0) {
kstat_close(kc);
return NULL;
}
diskio_stats_ptr=diskio_stats+num_diskio;
diskio_stats_ptr->read_bytes=kios.nread;
diskio_stats_ptr->write_bytes=kios.nwritten;
if (sg_update_string(&diskio_stats_ptr->disk_name,
sg_get_svr_from_bsd(ksp->ks_name)) < 0) {
kstat_close(kc);
return NULL;
}
diskio_stats_ptr->systime=time(NULL);
num_diskio++;
}
}
kstat_close(kc);
#endif
#ifdef LINUX
num_diskio = 0;
n = 0;
/* Read /proc/partitions to find what devices exist. Recent 2.4 kernels
have statistics in here too, so we can use those directly.
2.6 kernels have /proc/diskstats instead with almost (but not quite)
the same format. */
f = fopen("/proc/diskstats", "r");
format = " %d %d %99s %*d %*d %lld %*d %*d %*d %lld";
if (f == NULL) {
f = fopen("/proc/partitions", "r");
format = " %d %d %*d %99s %*d %*d %lld %*d %*d %*d %lld";
}
if (f == NULL) goto out;
now = time(NULL);
if (!re_compiled) {
if (regcomp(&part_re, "^(.*/)?[^/]*[0-9]$", REG_EXTENDED | REG_NOSUB) != 0) {
sg_set_error(SG_ERROR_PARSE, NULL);
goto out;
}
if (regcomp(¬_part_re, "^(.*/)?[^/0-9]+[0-9]+d[0-9]+$", REG_EXTENDED | REG_NOSUB) != 0) {
sg_set_error(SG_ERROR_PARSE, NULL);
goto out;
}
re_compiled = 1;
}
while ((line_ptr = sg_f_read_line(f, "")) != NULL) {
char name[100];
long long rsect, wsect;
int nr = sscanf(line_ptr, format,
&major, &minor, name, &rsect, &wsect);
if (nr < 3) continue;
/* Skip device names ending in numbers, since they're
partitions, unless they match the c0d0 pattern that some
RAID devices use. */
/* FIXME: For 2.6+, we should probably be using sysfs to detect
this... */
if ((regexec(&part_re, name, 0, NULL, 0) == 0)
&& (regexec(¬_part_re, name, 0, NULL, 0) != 0)) {
continue;
}
if (nr < 5) {
has_pp_stats = 0;
rsect = 0;
wsect = 0;
}
if (VECTOR_RESIZE(diskio_stats, n + 1) < 0) {
goto out;
}
if (VECTOR_RESIZE(parts, n + 1) < 0) {
goto out;
}
if (sg_update_string(&diskio_stats[n].disk_name, name) < 0) {
goto out;
}
diskio_stats[n].read_bytes = rsect * 512;
diskio_stats[n].write_bytes = wsect * 512;
diskio_stats[n].systime = now;
parts[n].major = major;
parts[n].minor = minor;
n++;
}
fclose(f);
f = NULL;
if (!has_pp_stats) {
/* This is an older kernel where /proc/partitions doesn't
contain stats. Read what we can from /proc/stat instead, and
fill in the appropriate bits of the list allocated above. */
f = fopen("/proc/stat", "r");
if (f == NULL) goto out;
now = time(NULL);
line_ptr = sg_f_read_line(f, "disk_io:");
if (line_ptr == NULL) goto out;
while((line_ptr=strchr(line_ptr, ' '))!=NULL){
long long rsect, wsect;
if (*++line_ptr == '\0') break;
if((sscanf(line_ptr,
"(%d,%d):(%*d, %*d, %lld, %*d, %lld)",
&major, &minor, &rsect, &wsect)) != 4) {
continue;
}
/* Find the corresponding device from earlier.
Just to add to the fun, "minor" is actually the disk
number, not the device minor, so we need to figure
out the real minor number based on the major!
This list is not exhaustive; if you're running
an older kernel you probably don't have fancy
I2O hardware anyway... */
switch (major) {
case 3:
case 21:
case 22:
case 33:
case 34:
case 36:
case 56:
case 57:
case 88:
case 89:
case 90:
case 91:
minor *= 64;
break;
case 9:
case 43:
break;
default:
minor *= 16;
break;
}
for (i = 0; i < n; i++) {
if (major == parts[i].major
&& minor == parts[i].minor)
break;
}
if (i == n) continue;
/* We read the number of blocks. Blocks are stored in
512 bytes */
diskio_stats[i].read_bytes = rsect * 512;
diskio_stats[i].write_bytes = wsect * 512;
diskio_stats[i].systime = now;
}
}
num_diskio = n;
out:
if (f != NULL) fclose(f);
#endif
#ifdef CYGWIN
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
return NULL;
#endif
#ifdef WIN32
sg_set_error(SG_ERROR_NONE, NULL);
while((name = get_diskio(num_diskio, &rbytes, &wbytes)) != NULL) {
if (VECTOR_RESIZE(diskio_stats, num_diskio+1)) {
return NULL;
}
diskio_stats_ptr = diskio_stats + num_diskio;
if (sg_update_string(&diskio_stats_ptr->disk_name, name) < 0) {
return NULL;
}
sg_update_string(&name, NULL);
diskio_stats_ptr->read_bytes = rbytes;
diskio_stats_ptr->write_bytes = wbytes;
diskio_stats_ptr->systime = 0;
num_diskio++;
}
#endif
*entries=num_diskio;
return diskio_stats;
}
sg_disk_io_stats *sg_get_disk_io_stats_diff(int *entries){
#ifndef WIN32
VECTOR_DECLARE_STATIC(diff, sg_disk_io_stats, 1,
diskio_stat_init, diskio_stat_destroy);
sg_disk_io_stats *src = NULL, *dest;
int i, j, diff_count, new_count;
if (diskio_stats == NULL) {
/* No previous stats, so we can't calculate a difference. */
return sg_get_disk_io_stats(entries);
}
/* Resize the results array to match the previous stats. */
diff_count = VECTOR_SIZE(diskio_stats);
if (VECTOR_RESIZE(diff, diff_count) < 0) {
return NULL;
}
/* Copy the previous stats into the result. */
for (i = 0; i < diff_count; i++) {
src = &diskio_stats[i];
dest = &diff[i];
if (sg_update_string(&dest->disk_name, src->disk_name) < 0) {
return NULL;
}
dest->read_bytes = src->read_bytes;
dest->write_bytes = src->write_bytes;
dest->systime = src->systime;
}
/* Get a new set of stats. */
if (sg_get_disk_io_stats(&new_count) == NULL) {
return NULL;
}
/* For each previous stat... */
for (i = 0; i < diff_count; i++) {
dest = &diff[i];
/* ... find the corresponding new stat ... */
for (j = 0; j < new_count; j++) {
/* Try the new stat in the same position first,
since that's most likely to be it. */
src = &diskio_stats[(i + j) % new_count];
if (strcmp(src->disk_name, dest->disk_name) == 0) {
break;
}
}
if (j == new_count) {
/* No match found. */
continue;
}
/* ... and subtract the previous stat from it to get the
difference. */
dest->read_bytes = src->read_bytes - dest->read_bytes;
dest->write_bytes = src->write_bytes - dest->write_bytes;
dest->systime = src->systime - dest->systime;
}
*entries = diff_count;
return diff;
#else /* WIN32 */
return sg_get_disk_io_stats(entries);
#endif
}
int sg_disk_io_compare_name(const void *va, const void *vb) {
const sg_disk_io_stats *a = (const sg_disk_io_stats *)va;
const sg_disk_io_stats *b = (const sg_disk_io_stats *)vb;
return strcmp(a->disk_name, b->disk_name);
}
sg_process_stats *sg_get_process_stats(int *entries){
VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
proc_state_init, proc_state_destroy);
int proc_state_size = 0;
sg_process_stats *proc_state_ptr;
#ifdef ALLBSD
int mib[4];
size_t size;
struct kinfo_proc *kp_stats;
int procs, i;
char *proctitle;
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
kvm_t *kvmd;
char **args, **argsp;
int argslen = 0;
#else
long buflen;
char *p, *proctitletmp;
#endif
#ifdef NETBSD2
int lwps;
struct kinfo_lwp *kl_stats;
#endif
#endif
#if defined(SOLARIS) || defined(LINUX)
DIR *proc_dir;
struct dirent *dir_entry;
char filename[MAX_FILE_LENGTH];
FILE *f;
#ifdef SOLARIS
psinfo_t process_info;
#endif
#ifdef LINUX
char s;
/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
char ps_name[4096];
char *ptr;
VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
unsigned long stime, utime, starttime;
int x;
int fn;
int len;
int rc;
time_t uptime;
#endif
#ifdef LINUX
if ((f=fopen("/proc/uptime", "r")) == NULL) {
sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
return NULL;
}
if((fscanf(f,"%lu %*d",&uptime)) != 1){
sg_set_error(SG_ERROR_PARSE, NULL);
return NULL;
}
fclose(f);
#endif
if((proc_dir=opendir(PROC_LOCATION))==NULL){
sg_set_error_with_errno(SG_ERROR_OPENDIR, PROC_LOCATION);
return NULL;
}
while((dir_entry=readdir(proc_dir))!=NULL){
if(atoi(dir_entry->d_name) == 0) continue;
#ifdef SOLARIS
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
#endif
#ifdef LINUX
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
#endif
if((f=fopen(filename, "r"))==NULL){
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
#ifdef SOLARIS
fread(&process_info, sizeof(psinfo_t), 1, f);
fclose(f);
#endif
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
return NULL;
}
proc_state_ptr = proc_state+proc_state_size;
#ifdef SOLARIS
proc_state_ptr->pid = process_info.pr_pid;
proc_state_ptr->parent = process_info.pr_ppid;
proc_state_ptr->pgid = process_info.pr_pgid;
proc_state_ptr->uid = process_info.pr_uid;
proc_state_ptr->euid = process_info.pr_euid;
proc_state_ptr->gid = process_info.pr_gid;
proc_state_ptr->egid = process_info.pr_egid;
proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20;
if (sg_update_string(&proc_state_ptr->process_name,
process_info.pr_fname) < 0) {
return NULL;
}
if (sg_update_string(&proc_state_ptr->proctitle,
process_info.pr_psargs) < 0) {
return NULL;
}
if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
#endif
#ifdef LINUX
x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %lu %llu %llu %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &starttime, &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident));
/* +3 becuase man page says "Resident Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
/* pa_name[0] should = '(' */
ptr = strchr(&ps_name[1], ')');
if(ptr !=NULL) *ptr='\0';
if (sg_update_string(&proc_state_ptr->process_name,
&ps_name[1]) < 0) {
return NULL;
}
/* cpu */
proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
fclose(f);
/* uid / gid */
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
if ((f=fopen(filename, "r")) == NULL) {
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
fclose(f);
continue;
}
sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
fclose(f);
continue;
}
sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
fclose(f);
/* proctitle */
snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
if((fn=open(filename, O_RDONLY)) == -1){
/* Open failed.. Process since vanished, or the path was too long.
* Ah well, move onwards to the next one */
continue;
}
#define READ_BLOCK_SIZE 128
len = 0;
do {
if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
return NULL;
}
rc = read(fn, psargs + len, READ_BLOCK_SIZE);
if (rc > 0) {
len += rc;
}
} while (rc == READ_BLOCK_SIZE);
close(fn);
if (rc == -1) {
/* Read failed; move on. */
continue;
}
/* Turn \0s into spaces within the command line. */
ptr = psargs;
for(x = 0; x < len; x++) {
if (*ptr == '\0') *ptr = ' ';
ptr++;
}
if (len == 0) {
/* We want psargs to be NULL. */
if (VECTOR_RESIZE(psargs, 0) < 0) {
return NULL;
}
} else {
/* Not empty, so append a \0. */
if (VECTOR_RESIZE(psargs, len + 1) < 0) {
return NULL;
}
psargs[len] = '\0';
}
if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
return NULL;
}
#endif
proc_state_size++;
}
closedir(proc_dir);
#endif
#ifdef ALLBSD
mib[0] = CTL_KERN;
mib[1] = KERN_PROC;
mib[2] = KERN_PROC_ALL;
if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL,
"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
return NULL;
}
procs = size / sizeof(struct kinfo_proc);
kp_stats = sg_malloc(size);
if(kp_stats == NULL) {
return NULL;
}
memset(kp_stats, 0, size);
if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL,
"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
free(kp_stats);
return NULL;
}
#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
kvmd = sg_get_kvm2();
#endif
for (i = 0; i < procs; i++) {
const char *name;
#ifdef FREEBSD5
if (kp_stats[i].ki_stat == 0) {
#else
if (kp_stats[i].kp_proc.p_stat == 0) {
#endif
/* FreeBSD 5 deliberately overallocates the array that
* the sysctl returns, so we'll get a few junk
* processes on the end that we have to ignore. (Search
* for "overestimate by 5 procs" in
* src/sys/kern/kern_proc.c for more details.) */
continue;
}
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
return NULL;
}
proc_state_ptr = proc_state+proc_state_size;
#ifdef FREEBSD5
name = kp_stats[i].ki_comm;
#elif defined(DFBSD)
name = kp_stats[i].kp_thread.td_comm;
#else
name = kp_stats[i].kp_proc.p_comm;
#endif
if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
return NULL;
}
#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
#ifdef FREEBSD5
mib[2] = KERN_PROC_ARGS;
mib[3] = kp_stats[i].ki_pid;
#else
mib[1] = KERN_PROC_ARGS;
mib[2] = kp_stats[i].kp_proc.p_pid;
mib[3] = KERN_PROC_ARGV;
#endif
free(proc_state_ptr->proctitle);
proc_state_ptr->proctitle = NULL;
/* Starting size - we'll double this straight away */
#define PROCTITLE_START_SIZE 64
buflen = PROCTITLE_START_SIZE;
size = buflen;
proctitle = NULL;
do {
if(size >= buflen) {
buflen *= 2;
size = buflen;
proctitletmp = sg_realloc(proctitle, buflen);
if(proctitletmp == NULL) {
free(proctitle);
proctitle = NULL;
proc_state_ptr->proctitle = NULL;
size = 0;
break;
}
proctitle = proctitletmp;
bzero(proctitle, buflen);
}
if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
free(proctitle);
proctitle = NULL;
proc_state_ptr->proctitle = NULL;
size = 0;
break;
}
} while(size >= buflen);
if(size > 0) {
proc_state_ptr->proctitle = sg_malloc(size+1);
if(proc_state_ptr->proctitle == NULL) {
return NULL;
}
p = proctitle;
#ifdef OPENBSD
/* On OpenBSD, this value has the argv pointers (which
* are terminated by a NULL) at the front, so we have
* to skip over them to get to the strings. */
while (*(char ***)p != NULL) {
p += sizeof(char **);
}
p += sizeof(char **);
#endif
proc_state_ptr->proctitle[0] = '\0';
do {
sg_strlcat(proc_state_ptr->proctitle, p, size+1);
sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
p += strlen(p) + 1;
} while (p < proctitle + size);
free(proctitle);
proctitle = NULL;
/* remove trailing space */
proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
}
else {
if(proctitle != NULL) {
free(proctitle);
proctitle = NULL;
}
proc_state_ptr->proctitle = NULL;
}
#else
free(proc_state_ptr->proctitle);
proc_state_ptr->proctitle = NULL;
if(kvmd != NULL) {
args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
if(args != NULL) {
argsp = args;
while(*argsp != NULL) {
argslen += strlen(*argsp) + 1;
argsp++;
}
proctitle = sg_malloc(argslen + 1);
proctitle[0] = '\0';
if(proctitle == NULL) {
return NULL;
}
while(*args != NULL) {
sg_strlcat(proctitle, *args, argslen + 1);
sg_strlcat(proctitle, " ", argslen + 1);
args++;
}
/* remove trailing space */
proctitle[strlen(proctitle)-1] = '\0';
proc_state_ptr->proctitle = proctitle;
}
else {
proc_state_ptr->proctitle = NULL;
}
}
else {
proc_state_ptr->proctitle = NULL;
}
#endif
#ifdef FREEBSD5
proc_state_ptr->pid = kp_stats[i].ki_pid;
proc_state_ptr->parent = kp_stats[i].ki_ppid;
proc_state_ptr->pgid = kp_stats[i].ki_pgid;
#else
proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
#endif
#ifdef FREEBSD5
proc_state_ptr->uid = kp_stats[i].ki_ruid;
proc_state_ptr->euid = kp_stats[i].ki_uid;
proc_state_ptr->gid = kp_stats[i].ki_rgid;
proc_state_ptr->egid = kp_stats[i].ki_svgid;
#elif defined(DFBSD)
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
#else
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
#endif
#ifdef FREEBSD5
proc_state_ptr->proc_size = kp_stats[i].ki_size;
/* This is in pages */
proc_state_ptr->proc_resident =
kp_stats[i].ki_rssize * getpagesize();
/* This is in microseconds */
proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
proc_state_ptr->cpu_percent =
((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
proc_state_ptr->nice = kp_stats[i].ki_nice;
#else
proc_state_ptr->proc_size =
kp_stats[i].kp_eproc.e_vm.vm_map.size;
/* This is in pages */
proc_state_ptr->proc_resident =
kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
#if defined(NETBSD) || defined(OPENBSD)
proc_state_ptr->time_spent =
kp_stats[i].kp_proc.p_rtime.tv_sec;
#elif defined(DFBSD)
proc_state_ptr->time_spent =
( kp_stats[i].kp_thread.td_uticks +
kp_stats[i].kp_thread.td_sticks +
kp_stats[i].kp_thread.td_iticks ) / 1000000;
#else
/* This is in microseconds */
proc_state_ptr->time_spent =
kp_stats[i].kp_proc.p_runtime / 1000000;
#endif
proc_state_ptr->cpu_percent =
((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
#endif
#ifdef NETBSD2
{
size_t size;
int mib[5];
mib[0] = CTL_KERN;
mib[1] = KERN_LWP;
mib[2] = kp_stats[i].kp_proc.p_pid;
mib[3] = sizeof(struct kinfo_lwp);
mib[4] = 0;
if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0");
return NULL;
}
lwps = size / sizeof(struct kinfo_lwp);
mib[4] = lwps;
kl_stats = sg_malloc(size);
if(kl_stats == NULL) {
return NULL;
}
if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize");
return NULL;
}
}
switch(kp_stats[i].kp_proc.p_stat) {
case SIDL:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SACTIVE:
{
int i;
for(i = 0; i < lwps; i++) {
switch(kl_stats[i].l_stat) {
case LSONPROC:
case LSRUN:
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
goto end;
case LSSLEEP:
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
goto end;
case LSSTOP:
case LSSUSPENDED:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
goto end;
}
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
}
end: ;
}
break;
case SSTOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case SZOMB:
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
default:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
free(kl_stats);
#else
#ifdef FREEBSD5
switch (kp_stats[i].ki_stat) {
#else
switch (kp_stats[i].kp_proc.p_stat) {
#endif
case SIDL:
case SRUN:
#ifdef SONPROC
case SONPROC: /* NetBSD */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
break;
case SSLEEP:
#ifdef SWAIT
case SWAIT: /* FreeBSD 5 */
#endif
#ifdef SLOCK
case SLOCK: /* FreeBSD 5 */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
break;
case SSTOP:
proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
break;
case SZOMB:
#ifdef SDEAD
case SDEAD: /* OpenBSD & NetBSD */
#endif
proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
break;
default:
proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
break;
}
#endif
proc_state_size++;
}
free(kp_stats);
#endif
#ifdef CYGWIN
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
return NULL;
#endif
*entries = proc_state_size;
return proc_state;
}
sg_process_count *sg_get_process_count() {
static sg_process_count process_stat;
sg_process_stats *ps;
int ps_size, x;
process_stat.sleeping = 0;
process_stat.running = 0;
process_stat.zombie = 0;
process_stat.stopped = 0;
process_stat.total = 0;
ps = sg_get_process_stats(&ps_size);
if (ps == NULL) {
return NULL;
}
for(x = 0; x < ps_size; x++) {
switch (ps->state) {
case SG_PROCESS_STATE_RUNNING:
process_stat.running++;
break;
case SG_PROCESS_STATE_SLEEPING:
process_stat.sleeping++;
break;
case SG_PROCESS_STATE_STOPPED:
process_stat.stopped++;
break;
case SG_PROCESS_STATE_ZOMBIE:
process_stat.zombie++;
break;
default:
/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
* sg_process_count */
break;
}
ps++;
}
process_stat.total = ps_size;
return &process_stat;
}
int sg_process_compare_name(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
return strcmp(a->process_name, b->process_name);
}
int sg_process_compare_pid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->pid < b->pid) {
return -1;
} else if (a->pid == b->pid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_uid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->uid < b->uid) {
return -1;
} else if (a->uid == b->uid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_gid(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->gid < b->gid) {
return -1;
} else if (a->gid == b->gid) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_size(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->proc_size < b->proc_size) {
return -1;
} else if (a->proc_size == b->proc_size) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_res(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->proc_resident < b->proc_resident) {
return -1;
} else if (a->proc_resident == b->proc_resident) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_cpu(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->cpu_percent < b->cpu_percent) {
return -1;
} else if (a->cpu_percent == b->cpu_percent) {
return 0;
} else {
return 1;
}
}
int sg_process_compare_time(const void *va, const void *vb) {
const sg_process_stats *a = (sg_process_stats *)va;
const sg_process_stats *b = (sg_process_stats *)vb;
if (a->time_spent < b->time_spent) {
return -1;
} else if (a->time_spent == b->time_spent) {
return 0;
} else {
return 1;
}
}