static PMIB_IFTABLE win32_get_devices()
{
PMIB_IFTABLE if_table;
PMIB_IFTABLE tmp;
unsigned long dwSize = 0;
// Allocate memory for pointers
if_table = sg_malloc(sizeof(MIB_IFTABLE));
if(if_table == NULL) {
return NULL;
}
// Get necessary size for the buffer
if(GetIfTable(if_table, &dwSize, 0) == ERROR_INSUFFICIENT_BUFFER) {
tmp = sg_realloc(if_table, dwSize);
if(tmp == NULL) {
free(if_table);
return NULL;
}
if_table = tmp;
}
// Get the data
if(GetIfTable(if_table, &dwSize, 0) != NO_ERROR) {
free(if_table);
return NULL;
}
return if_table;
}
void sg_vector_remove(SgVector *v, SgSize i)
{
if (i >= v->size || !v->size)
return;
memcpy(&v->head[i], &v->head[i+1], (v->size - i) * sizeof(void*));
if (v->_rtail - v->tail-- == VBLSZ) {
v->head = sg_realloc(v->head, v->size * sizeof(void*));
v->_rtail = v->head + v->size;
v->tail = v->_rtail - 1;
}
v->size--;
}
void sg_vector_push(SgVector *v, void *data)
{
SgSize s;
*v->tail = data;
v->size++;
if (++v->tail == v->_rtail) {
s = v->size + VBLSZ;
v->head = sg_realloc(v->head, s * sizeof(void*));
v->_rtail = v->head + s;
v->tail = v->_rtail - VBLSZ;
}
*v->tail = NULL;
}
struct sg_vector *
sg_vector_resize(struct sg_vector *vector, size_t new_count) {
size_t round_count;
assert(vector);
if( !vector ) {
SET_ERROR("vector", SG_ERROR_INVALID_ARGUMENT, "sg_vector_resize: invalid argument value for vector");
return NULL;
}
if(SG_ERROR_NONE != sg_prove_vector(vector)) {
SET_ERROR("vector", SG_ERROR_INVALID_ARGUMENT, "sg_vector_resize: invalid vector");
return NULL;
}
TRACE_LOG_FMT("vector", "resizing vector(%p) using %lu items to fit %lu items", vector, vector->used_count, new_count);
if( 0U == new_count ){
sg_vector_free(vector);
sg_clear_error();
return NULL;
}
sg_vector_destroy_unused(vector, new_count);
/* Round up the desired size to the next multiple of the block size. */
round_count = NEXT_POWER2_IN(new_count, vector->block_shift);
/* Resize the vector if necessary. */
if (round_count != vector->alloc_count) {
sg_vector *new_vector;
new_vector = sg_realloc(vector, VECTOR_SIZE + round_count * vector->info.item_size);
if (new_vector == NULL && round_count != 0U) {
/* Out of memory -- free the contents of the vector. */
sg_vector_free(vector);
return NULL;
}
vector = new_vector;
vector->alloc_count = round_count;
}
sg_vector_init_new(vector, new_count);
TRACE_LOG_FMT("vector", "resized vector(%p) to fit %lu items", vector, round_count);
return vector;
}
void *sg_vector_pop(SgVector *v)
{
void *p;
if (!v->size)
return NULL;
if (v->_rtail - v->tail-- == VBLSZ) {
v->head = sg_realloc(v->head, v->size * sizeof(void*));
v->_rtail = v->head + v->size;
v->tail = v->_rtail - 1;
}
p = *v->tail;
*v->tail = NULL;
v->size--;
return p;
}
void *sg_vector_resize(void *vector, vector_header *h, int count) {
int new_count, i;
/* Destroy any now-unused items.
*
* Note that there's an assumption here that making the vector smaller
* will never fail; if it did, then we would have destroyed items here
* but not actually got rid of the vector pointing to them before the
* error return.) */
if (count < h->used_count && h->destroy_fn != NULL) {
for (i = count; i < h->used_count; i++) {
//h->destroy_fn((void *) (vector + i * h->item_size));
h->destroy_fn((void *) ((char *) vector + i * h->item_size));
}
}
/* Round up the desired size to the next multiple of the block size. */
new_count = ((count - 1 + h->block_size) / h->block_size)
* h->block_size;
/* Resize the vector if necessary. */
if (new_count != h->alloc_count) {
char *new_vector;
new_vector = sg_realloc(vector, new_count * h->item_size);
if (new_vector == NULL && new_count != 0) {
/* Out of memory -- free the contents of the vector. */
sg_vector_resize(vector, h, 0);
h->error = -1;
return vector;
}
vector = new_vector;
h->alloc_count = new_count;
}
/* Initialise any new items. */
if (count > h->used_count && h->init_fn != NULL) {
for (i = h->used_count; i < count; i++) {
//h->init_fn((void *) (vector + i * h->item_size));
h->init_fn((void *) ((char *) vector + i * h->item_size));
}
}
h->used_count = count;
h->error = 0;
return vector;
}
static struct sg_vector *
sg_vector_create_int(size_t block_shift, size_t alloc_count, size_t initial_used,
const sg_vector_init_info * const info) {
size_t round_count = NEXT_POWER2_IN(MAX(alloc_count, initial_used), block_shift);
struct sg_vector *vector = sg_realloc(NULL, VECTOR_SIZE + round_count * info->item_size);
if(vector) {
TRACE_LOG_FMT("vector", "vector for %lu items allocated at %p", round_count, vector);
#ifndef NDEBUG
vector->start_eye = SG_VECTOR_START_EYE;
vector->final_eye = SG_VECTOR_FINAL_EYE;
#endif
vector->info = *info;
vector->block_shift = block_shift;
vector->alloc_count = 1LU << block_shift;
vector->used_count = 0;
sg_vector_init_new(vector, initial_used);
}
return vector;
}
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;
}
}
static sg_error
sg_get_host_info_int(sg_host_info *host_info_buf) {
#ifdef WIN32
unsigned long nameln;
char *name;
long long result;
OSVERSIONINFOEX osinfo;
SYSTEM_INFO sysinfo;
char *tmp_name;
char tmp[10];
#else
struct utsname os;
# if defined(HPUX)
struct pst_static pstat_static;
struct pst_dynamic pstat_dynamic;
time_t currtime;
long boottime;
# elif defined(SOLARIS)
time_t boottime, curtime;
kstat_ctl_t *kc;
kstat_t *ksp;
kstat_named_t *kn;
char *isainfo = NULL;
long isabufsz, rc;
# elif defined(LINUX) || defined(CYGWIN)
FILE *f;
# elif defined(ALLBSD)
int mib[2];
struct timeval boottime;
time_t curtime;
size_t size;
int ncpus;
# if defined(HW_MACHINE_ARCH) || defined(HW_MACHINE)
char arch_name[16];
# endif
# elif defined(AIX)
static perfstat_cpu_total_t cpu_total;
sg_error rc;
# if defined(HAVE_GETUTXENT)
struct utmpx *ut;
# else
struct utmp *ut;
# endif
# endif
#endif
host_info_buf->ncpus = 0;
host_info_buf->maxcpus = 0;
host_info_buf->bitwidth = 0;
host_info_buf->host_state = sg_unknown_configuration;
host_info_buf->uptime = 0;
host_info_buf->systime = 0;
#ifdef WIN32
/* these settings are static after boot, so why get them
* constantly?
*
* Because we want to know some changes anyway - at least
* when the hostname (DNS?) changes
*/
/* get system name */
nameln = MAX_COMPUTERNAME_LENGTH + 1;
name = sg_malloc(nameln);
if(name == NULL) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
/*
* XXX probably GetComputerNameEx() is a better entry point ...
*/
if( GetComputerName(name, &nameln) == 0 ) {
free(name);
RETURN_WITH_SET_ERROR("os", SG_ERROR_HOST, "GetComputerName");
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->hostname, name)) {
free(name);
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
free(name);
/* get OS name, version and build */
ZeroMemory(&osinfo, sizeof(OSVERSIONINFOEX));
osinfo.dwOSVersionInfoSize = sizeof(osinfo);
if(!GetVersionEx(&osinfo)) {
RETURN_WITH_SET_ERROR("os", SG_ERROR_HOST, "GetVersionEx");
}
GetSystemInfo(&sysinfo);
/* Release - single number */
if(snprintf(tmp, sizeof(tmp), "%ld", osinfo.dwBuildNumber) == -1) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SPRINTF, NULL);
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_release, tmp)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
/* Version */
/* usually a single digit . single digit, eg 5.0 */
if(snprintf(tmp, sizeof(tmp), "%ld.%ld", osinfo.dwMajorVersion,
osinfo.dwMinorVersion) == -1) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_version, tmp)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
/* OS name */
tmp_name = get_os_name(osinfo, sysinfo);
if(tmp_name == NULL) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_name, tmp_name)) {
free(tmp_name);
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
free(tmp_name);
/* Platform */
switch(sysinfo.wProcessorArchitecture) {
case PROCESSOR_ARCHITECTURE_INTEL:
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform,
"Intel")) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
break;
case PROCESSOR_ARCHITECTURE_IA64:
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform,
"IA64")) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
break;
case PROCESSOR_ARCHITECTURE_AMD64:
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform,
"AMD64")) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
break;
default:
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform,
"Unknown")){
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
break;
}
if(read_counter_large(SG_WIN32_UPTIME, &result)) {
RETURN_WITH_SET_ERROR("os", SG_ERROR_PDHREAD, PDH_UPTIME);
}
host_info_buf->uptime = (time_t) result;
#else
if((uname(&os)) < 0) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_UNAME, NULL);
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_name, os.sysname)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_release, os.release)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->os_version, os.version)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform, os.machine)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->hostname, os.nodename)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
/* get uptime */
#ifdef HPUX
if (pstat_getstatic(&pstat_static, sizeof(pstat_static), 1, 0) == -1) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_PSTAT, "pstat_static");
}
if (pstat_getdynamic(&pstat_dynamic, sizeof(pstat_dynamic), 1, 0) == -1) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_PSTAT, "pstat_dynamic");
}
currtime = time(NULL);
boottime = pstat_static.boot_time;
host_info_buf->uptime = currtime - boottime;
host_info_buf->ncpus = pstat_dynamic.psd_proc_cnt;
host_info_buf->maxcpus = pstat_dynamic.psd_max_proc_cnt;
host_info_buf->bitwidth = sysconf(_SC_KERNEL_BITS);
/*
* TODO: getting virtualization state
* 1) on boostrapping this component, try loading /opt/hpvm/lib/libhpvm.so (or so)
* 2) get function addresses for
* a) HPVM_boolean hpvm_api_server_check()
* b) HPVM_boolean hpvm_api_virtmach_check()
*
* Seems to be hardware virtualization ...
* See: http://docstore.mik.ua/manuals/hp-ux/en/T2767-90141/index.html (hpvmpubapi(3))
* http://jreypo.wordpress.com/tag/hpvm/
* http://jreypo.wordpress.com/category/hp-ux/page/3/
* http://h20338.www2.hp.com/enterprise/us/en/os/hpux11i-partitioning-integrity-vm.html
*/
#elif defined(SOLARIS)
if ((kc = kstat_open()) == NULL) {
RETURN_WITH_SET_ERROR("os", SG_ERROR_KSTAT_OPEN, NULL);
}
if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
kstat_close(kc);
RETURN_WITH_SET_ERROR("os", SG_ERROR_KSTAT_LOOKUP, "unix,-1,system_misc");
}
if (kstat_read(kc, ksp, 0) == -1) {
kstat_close(kc);
RETURN_WITH_SET_ERROR("os", SG_ERROR_KSTAT_READ, NULL);
}
if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
kstat_close(kc);
RETURN_WITH_SET_ERROR("os", SG_ERROR_KSTAT_DATA_LOOKUP, "boot_time");
}
/* XXX verify on Solaris 10 if it's still ui32 */
boottime = (kn->value.ui32);
kstat_close(kc);
time(&curtime);
host_info_buf->uptime = curtime - boottime;
host_info_buf->ncpus = sysconf(_SC_NPROCESSORS_ONLN);
host_info_buf->maxcpus = sysconf(_SC_NPROCESSORS_CONF);
isainfo = sg_malloc( isabufsz = (32 * sizeof(*isainfo)) );
if( NULL == isainfo ) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
# define MKSTR(x) #x
# if defined(SI_ARCHITECTURE_K)
# define SYSINFO_CMD SI_ARCHITECTURE_K
# elif defined(SI_ISALIST)
# define SYSINFO_CMD SI_ISALIST
# else
# define SYSINFO_CMD SI_ARCHITECTURE
# endif
sysinfo_again:
if( -1 == ( rc = sysinfo( SYSINFO_CMD, isainfo, isabufsz ) ) ) {
free(isainfo);
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSINFO, MKSTR(SYSINFO_CMD) );
}
else if( rc > isabufsz ) {
char *tmp = sg_realloc(isainfo, rc);
if( NULL == tmp ) {
free(isainfo);
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
isabufsz = rc;
isainfo = tmp;
goto sysinfo_again;
}
host_info_buf->bitwidth = get_bitwidth_by_arch_name(isainfo);
free(isainfo);
host_info_buf->host_state = sg_unknown_configuration;
#elif defined(LINUX) || defined(CYGWIN)
if ((f=fopen("/proc/uptime", "r")) == NULL) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_OPEN, "/proc/uptime");
}
#define TIME_T_SCANF_FMT (sizeof(int[(((time_t)-1)/2)%4+1]) == sizeof(int[1]) ? "%ld %*d" : "%lu %*d" )
if((fscanf(f,TIME_T_SCANF_FMT,&host_info_buf->uptime)) != 1){
fclose(f);
RETURN_WITH_SET_ERROR("os", SG_ERROR_PARSE, NULL);
}
fclose(f);
# if defined(LINUX)
host_info_buf->ncpus = sysconf(_SC_NPROCESSORS_ONLN);
host_info_buf->maxcpus = sysconf(_SC_NPROCESSORS_CONF);
if( access( "/proc/sys/kernel/vsyscall64", F_OK ) == 0 ||
access( "/proc/sys/abi/vsyscall32", F_OK ) == 0 ) {
host_info_buf->bitwidth = 64;
}
else {
host_info_buf->bitwidth = sysconf(_SC_LONG_BIT); // well, maybe 64-bit disabled 128-bit system o.O
}
host_info_buf->host_state = sg_unknown_configuration;
# endif
#elif defined(ALLBSD)
mib[0] = CTL_KERN;
mib[1] = KERN_BOOTTIME;
size = sizeof(boottime);
if (sysctl(mib, 2, &boottime, &size, NULL, 0) < 0) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "CTL_KERN.KERN_BOOTTIME");
}
time(&curtime);
host_info_buf->uptime= curtime - boottime.tv_sec;
# if defined(HW_NCPU)
mib[0] = CTL_HW;
mib[1] = HW_NCPU;
size = sizeof(int);
if( sysctl( mib, 2, &ncpus, &size, NULL, 0 ) < 0 ) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "CTL_HW.HW_NCPU" );
}
# endif
# if defined(HW_MACHINE_ARCH)
mib[0] = CTL_HW;
mib[1] = HW_MACHINE_ARCH;
size = sizeof(arch_name);
if( sysctl( mib, 2, arch_name, &size, NULL, 0 ) == 0 ) {
host_info_buf->bitwidth = get_bitwidth_by_arch_name(arch_name);
}
else {
# endif
# if defined(HW_MACHINE)
mib[0] = CTL_HW;
mib[1] = HW_MACHINE;
size = sizeof(arch_name);
if( sysctl( mib, 2, arch_name, &size, NULL, 0 ) == 0 ) {
host_info_buf->bitwidth = get_bitwidth_by_arch_name(arch_name);
}
else {
SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "CTL_HW.HW_MACHINE" );
}
# elif defined(HW_MACHINE_ARCH)
SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "CTL_HW.HW_MACHINE_ARCH" );
# endif
# if defined(HW_MACHINE_ARCH)
}
# endif
host_info_buf->host_state = sg_unknown_configuration; /* details must be analysed "manually", no syscall */
host_info_buf->maxcpus = (unsigned)ncpus;
# if defined(HW_NCPUONLINE)
/* use knowledge about number of cpu's online, when available instead of assuming all of them */
mib[0] = CTL_HW;
mib[1] = HW_NCPUONLINE;
size = sizeof(int);
if( sysctl( mib, 2, &ncpus, &size, NULL, 0 ) < 0 ) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "CTL_HW.HW_NCPUONLINE" );
}
# endif
host_info_buf->ncpus = (unsigned)ncpus;
#elif defined(AIX)
if(perfstat_cpu_total(NULL, &cpu_total, sizeof(cpu_total), 1) != 1) {
RETURN_WITH_SET_ERROR_WITH_ERRNO("os", SG_ERROR_SYSCTL, "perfstat_cpu_total");
}
if(SG_ERROR_NONE != sg_update_string(&host_info_buf->platform, cpu_total.description)) {
RETURN_FROM_PREVIOUS_ERROR( "os", sg_get_error() );
}
host_info_buf->ncpus = cpu_total.ncpus;
host_info_buf->maxcpus = cpu_total.ncpus_cfg;
host_info_buf->bitwidth = sysconf(_SC_AIX_KERNEL_BITMODE);
if( sysconf(_SC_LPAR_ENABLED) > 0 ) {
host_info_buf->host_state = sg_hardware_virtualized;
}
else {
host_info_buf->host_state = sg_physical_host;
}
#ifdef ENABLE_THREADS
if( SG_ERROR_NONE != ( rc = sg_lock_mutex("utmp") ) ) {
RETURN_FROM_PREVIOUS_ERROR( "os", rc );
}
#endif
# if defined(HAVE_GETUTXENT)
# define UTENTFN getutxent
# define UTENTTM ut->ut_tv.tv_sec
setutxent();
# else
# define UTENTFN getutent
# define UTENTTM ut->ut_time
setutent();
# endif
while( NULL != ( ut = UTENTFN() ) ) {
if( ut->ut_type == BOOT_TIME ) {
host_info_buf->uptime = time(NULL) - UTENTTM;
break;
}
}
# if defined(HAVE_GETUTXENT)
endutxent();
# else
endutent();
# endif
#ifdef ENABLE_THREADS
if( SG_ERROR_NONE != ( rc = sg_unlock_mutex("utmp") ) ) {
RETURN_FROM_PREVIOUS_ERROR( "os", rc );
}
#endif
#else
RETURN_WITH_SET_ERROR("os", SG_ERROR_UNSUPPORTED, OS_TYPE);
#endif
#endif /* WIN32 */
host_info_buf->systime = time(NULL);
return SG_ERROR_NONE;
}
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;
}
}
