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ProcessList.c
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/*
htop - ProcessList.c
(C) 2004,2005 Hisham H. Muhammad
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
/* Darwin reference:
*
* http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/
*
*/
#ifndef CONFIG_H
#define CONFIG_H
#include "config.h"
#endif
#include "ProcessList.h"
#include "Process.h"
#include "Vector.h"
#include "UsersTable.h"
#include "Hashtable.h"
#include "String.h"
#include <dirent.h>
#include <mach/mach.h>
#if defined(__APPLE__) && (MAC_OS_X_VERSION_MIN_REQUIRED >= 1060)
#include <mach/shared_region.h>
#include "shared_memory_server_shim.h"
#else
#include <mach/shared_memory_server.h> /* deprecated in 10.6 */
#endif
#include <sys/proc.h>
#include <sys/resource.h>
#include <sys/stat.h>
#include <sys/sysctl.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include <unistd.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "debug.h"
#include "util.h"
#include <assert.h>
#ifndef PAGE_SIZE
#define PAGE_SIZE ( sysconf(_SC_PAGESIZE) )
#endif
static ProcessField defaultHeaders[] =
{ PID, USER, PRIORITY, NICE, M_SIZE, M_RESIDENT, M_SHARE, STATE,
PERCENT_CPU, PERCENT_MEM, TIME, COMM, 0
};
static inline void
ProcessList_allocatePerProcessorBuffers( ProcessList * this, int procs ) {
unsigned long long int **bufferPtr = &( this->totalTime );
unsigned long long int *buffer = calloc( procs * PER_PROCESSOR_FIELDS,
sizeof( unsigned long long
int ) );
for ( int i = 0; i < PER_PROCESSOR_FIELDS; i++ ) {
*bufferPtr = buffer;
bufferPtr++;
buffer += procs;
}
}
ProcessList *
ProcessList_new( UsersTable * usersTable ) {
ProcessList *this;
host_basic_info_data_t hostInfo;
mach_msg_type_number_t infoCount;
this = malloc( sizeof( ProcessList ) );
this->processes =
Vector_new( PROCESS_CLASS, true, DEFAULT_SIZE, Process_compare );
this->processTable = Hashtable_new( 70, false );
assert( Hashtable_count( this->processTable ) ==
Vector_count( this->processes ) );
this->prototype = Process_new( this );
this->usersTable = usersTable;
/* tree-view auxiliary buffers */
this->processes2 =
Vector_new( PROCESS_CLASS, true, DEFAULT_SIZE, Process_compare );
#ifdef DEBUG_PROC
this->traceFile = fopen( "/tmp/htop-proc-trace", "w" );
#endif
infoCount = HOST_BASIC_INFO_COUNT;
noerr( host_info( mach_host_self( ), HOST_BASIC_INFO,
( host_info_t ) & hostInfo, &infoCount ) );
this->processorCount = hostInfo.avail_cpus;
this->totalMem = hostInfo.max_mem / 1024;
host_page_size( mach_host_self( ), &this->pageSize );
/* TODO not sure we need the +1 here */
ProcessList_allocatePerProcessorBuffers( this, hostInfo.avail_cpus + 1 );
for ( int i = 0; i < hostInfo.avail_cpus + 1; i++ ) {
this->totalTime[i] = 1;
this->totalPeriod[i] = 1;
}
this->fields = calloc( sizeof( ProcessField ), LAST_PROCESSFIELD + 1 );
// TODO: turn 'fields' into a Vector,
// (and ProcessFields into proper objects).
for ( int i = 0; defaultHeaders[i]; i++ ) {
this->fields[i] = defaultHeaders[i];
}
this->sortKey = PERCENT_CPU;
this->direction = 1;
this->hideThreads = false;
this->shadowOtherUsers = false;
this->hideKernelThreads = false;
this->hideUserlandThreads = false;
this->treeView = false;
this->highlightBaseName = false;
this->highlightMegabytes = false;
this->detailedCPUTime = false;
return this;
}
void
ProcessList_delete( ProcessList * this ) {
Hashtable_delete( this->processTable );
Vector_delete( this->processes );
Vector_delete( this->processes2 );
Process_delete( ( Object * ) this->prototype );
// Free first entry only;
// other fields are offsets of the same buffer
free( this->totalTime );
#ifdef DEBUG_PROC
fclose( this->traceFile );
#endif
free( this->fields );
/* free(this);*/
}
void
ProcessList_invertSortOrder( ProcessList * this ) {
if ( this->direction == 1 )
this->direction = -1;
else
this->direction = 1;
}
RichString
ProcessList_printHeader( ProcessList * this ) {
RichString out;
RichString_initVal( out );
ProcessField *fields = this->fields;
for ( int i = 0; fields[i]; i++ ) {
char *field = Process_fieldTitles[fields[i]];
if ( this->sortKey == fields[i] )
RichString_append( &out, CRT_colors[PANEL_HIGHLIGHT_FOCUS], field );
else
RichString_append( &out, CRT_colors[PANEL_HEADER_FOCUS], field );
}
return out;
}
static void
ProcessList_add( ProcessList * this, Process * p ) {
assert( Vector_indexOf( this->processes, p, Process_pidCompare ) == -1 );
assert( Hashtable_get( this->processTable, p->pid ) == NULL );
Vector_add( this->processes, p );
Hashtable_put( this->processTable, p->pid, p );
assert( Vector_indexOf( this->processes, p, Process_pidCompare ) != -1 );
assert( Hashtable_get( this->processTable, p->pid ) != NULL );
assert( Hashtable_count( this->processTable ) ==
Vector_count( this->processes ) );
}
static void
ProcessList_remove( ProcessList * this, Process * p ) {
assert( Vector_indexOf( this->processes, p, Process_pidCompare ) != -1 );
assert( Hashtable_get( this->processTable, p->pid ) != NULL );
Process *pp = Hashtable_remove( this->processTable, p->pid );
assert( pp == p );
( void ) pp;
unsigned int pid = p->pid;
int index = Vector_indexOf( this->processes, p, Process_pidCompare );
assert( index != -1 );
Vector_remove( this->processes, index );
assert( Hashtable_get( this->processTable, pid ) == NULL );
( void ) pid;
assert( Hashtable_count( this->processTable ) ==
Vector_count( this->processes ) );
}
Process *
ProcessList_get( ProcessList * this, int index ) {
return ( Process * ) ( Vector_get( this->processes, index ) );
}
int
ProcessList_size( ProcessList * this ) {
return ( Vector_size( this->processes ) );
}
static void
ProcessList_buildTree( ProcessList * this, int pid, int level, int indent,
int direction ) {
Vector *children =
Vector_new( PROCESS_CLASS, false, DEFAULT_SIZE, Process_compare );
for ( int i = Vector_size( this->processes ) - 1; i >= 0; i-- ) {
Process *process = ( Process * ) ( Vector_get( this->processes, i ) );
if ( process->tgid == pid
|| ( process->tgid == process->pid && process->ppid == pid ) ) {
Process *process =
( Process * ) ( Vector_take( this->processes, i ) );
Vector_add( children, process );
}
}
int size = Vector_size( children );
for ( int i = 0; i < size; i++ ) {
Process *process = ( Process * ) ( Vector_get( children, i ) );
int s = this->processes2->items;
if ( direction == 1 )
Vector_add( this->processes2, process );
else
Vector_insert( this->processes2, 0, process );
assert( this->processes2->items == s + 1 );
( void ) s;
int nextIndent = indent;
if ( i < size - 1 )
nextIndent = indent | ( 1 << level );
ProcessList_buildTree( this, process->pid, level + 1, nextIndent,
direction );
process->indent = indent | ( 1 << level );
}
Vector_delete( children );
}
void
ProcessList_sort( ProcessList * this ) {
if ( !this->treeView ) {
Vector_sort( this->processes );
}
else {
// Save settings
int direction = this->direction;
int sortKey = this->sortKey;
// Sort by PID
this->sortKey = PID;
this->direction = 1;
Vector_sort( this->processes );
// Restore settings
this->sortKey = sortKey;
this->direction = direction;
// Take PID 1 as root and add to the new listing
int vsize = Vector_size( this->processes );
Process *init = ( Process * ) ( Vector_take( this->processes, 0 ) );
// This assertion crashes on hardened kernels.
// I wonder how well tree view works on those systems.
// assert(init->pid == 1);
init->indent = 0;
Vector_add( this->processes2, init );
// Recursively empty list
ProcessList_buildTree( this, init->pid, 0, 0, direction );
// Add leftovers
while ( Vector_size( this->processes ) ) {
Process *p = ( Process * ) ( Vector_take( this->processes, 0 ) );
p->indent = 0;
Vector_add( this->processes2, p );
ProcessList_buildTree( this, p->pid, 0, 0, direction );
}
assert( Vector_size( this->processes2 ) == vsize );
( void ) vsize;
assert( Vector_size( this->processes ) == 0 );
// Swap listings around
Vector *t = this->processes;
this->processes = this->processes2;
this->processes2 = t;
}
}
static int
ProcessList_machStateOrder( int s, long sleep_time ) {
switch ( s ) {
case TH_STATE_RUNNING:
return 1;
case TH_STATE_UNINTERRUPTIBLE:
return 2;
case TH_STATE_WAITING:
return ( sleep_time > 20 ) ? 4 : 3;
case TH_STATE_STOPPED:
return 5;
case TH_STATE_HALTED:
return 6;
default:
return 7;
}
}
static int
ProcessList_schedInfo( KINFO * ki, thread_port_t thread, policy_t pol,
void *buf ) {
unsigned int count;
int ret = KERN_FAILURE;
switch ( pol ) {
case POLICY_TIMESHARE:
count = POLICY_TIMESHARE_INFO_COUNT;
ret = thread_info( thread, THREAD_SCHED_TIMESHARE_INFO,
( thread_info_t ) buf, &count );
if ( ( ret == KERN_SUCCESS )
&& ( ki->curpri <
( ( ( struct policy_timeshare_info * ) buf )->
cur_priority ) ) )
ki->curpri =
( ( struct policy_timeshare_info * ) buf )->cur_priority;
break;
case POLICY_FIFO:
count = POLICY_FIFO_INFO_COUNT;
ret = thread_info( thread, THREAD_SCHED_FIFO_INFO, buf, &count );
if ( ( ret == KERN_SUCCESS )
&& ( ki->curpri <
( ( ( struct policy_fifo_info * ) buf )->base_priority ) ) )
ki->curpri = ( ( struct policy_fifo_info * ) buf )->base_priority;
break;
case POLICY_RR:
count = POLICY_RR_INFO_COUNT;
ret = thread_info( thread, THREAD_SCHED_RR_INFO, buf, &count );
if ( ( ret == KERN_SUCCESS )
&& ( ki->curpri <
( ( ( struct policy_rr_info * ) buf )->base_priority ) ) )
ki->curpri = ( ( struct policy_rr_info * ) buf )->base_priority;
break;
}
return ret;
}
static int
ProcessList_getTaskInfo( KINFO * ki ) {
kern_return_t error;
unsigned int info_count = TASK_BASIC_INFO_COUNT;
unsigned int thread_info_count = THREAD_BASIC_INFO_COUNT;
pid_t pid;
int j, err = 0;
pid = KI_PROC( ki )->p_pid;
if ( task_for_pid( mach_task_self( ), pid, &ki->task ) != KERN_SUCCESS ) {
return 1;
}
info_count = TASK_BASIC_INFO_COUNT;
error = task_info( ki->task, TASK_BASIC_INFO,
( task_info_t ) & ki->tasks_info, &info_count );
if ( error != KERN_SUCCESS ) {
ki->invalid_tinfo = 1;
return 1;
}
{
vm_region_basic_info_data_64_t b_info;
vm_address_t address = GLOBAL_SHARED_TEXT_SEGMENT;
vm_size_t size;
mach_port_t object_name;
/*
* try to determine if this task has the split libraries
* mapped in... if so, adjust its virtual size down by
* the 2 segments that are used for split libraries
*/
info_count = VM_REGION_BASIC_INFO_COUNT_64;
error = vm_region_64( ki->task, &address, &size, VM_REGION_BASIC_INFO,
( vm_region_info_t ) & b_info, &info_count,
&object_name );
if ( error == KERN_SUCCESS ) {
if ( b_info.reserved && size == ( SHARED_TEXT_REGION_SIZE ) &&
ki->tasks_info.virtual_size >
( SHARED_TEXT_REGION_SIZE + SHARED_DATA_REGION_SIZE ) )
ki->tasks_info.virtual_size -=
( SHARED_TEXT_REGION_SIZE + SHARED_DATA_REGION_SIZE );
}
}
{
ki->shared = 0;
ki->swapped_pages = 0;
// This works but is far too slow to enable. Need a better way.
#if 0
vm_address_t address;
mach_port_t object_name;
vm_region_extended_info_data_t info;
vm_region_basic_info_data_64_t b_info;
vm_size_t size;
for ( address = 0;; address += size ) {
info_count = VM_REGION_EXTENDED_INFO_COUNT;
if ( vm_region
( ki->task, &address, &size, VM_REGION_EXTENDED_INFO,
( vm_region_extended_info_t ) & info, &info_count,
&object_name ) != KERN_SUCCESS )
break;
ki->swapped_pages += info.pages_swapped_out;
info_count = VM_REGION_BASIC_INFO_COUNT_64;
if ( vm_region_64( ki->task, &address, &size, VM_REGION_BASIC_INFO,
( vm_region_info_t ) & b_info, &info_count,
&object_name ) != KERN_SUCCESS )
break;
if ( b_info.shared )
ki->shared += size;
}
#endif
}
info_count = TASK_THREAD_TIMES_INFO_COUNT;
error = task_info( ki->task, TASK_THREAD_TIMES_INFO,
( task_info_t ) & ki->times, &info_count );
if ( error != KERN_SUCCESS ) {
ki->invalid_tinfo = 1;
return 1;
}
switch ( ki->tasks_info.policy ) {
case POLICY_TIMESHARE:
info_count = POLICY_TIMESHARE_INFO_COUNT;
error =
task_info( ki->task, TASK_SCHED_TIMESHARE_INFO,
( task_info_t ) & ki->schedinfo.tshare, &info_count );
if ( error != KERN_SUCCESS ) {
ki->invalid_tinfo = 1;
return 1;
}
ki->curpri = ki->schedinfo.tshare.cur_priority;
ki->basepri = ki->schedinfo.tshare.base_priority;
break;
case POLICY_RR:
info_count = POLICY_RR_INFO_COUNT;
error =
task_info( ki->task, TASK_SCHED_RR_INFO,
( task_info_t ) & ki->schedinfo.rr, &info_count );
if ( error != KERN_SUCCESS ) {
ki->invalid_tinfo = 1;
return 1;
}
ki->curpri = ki->schedinfo.rr.base_priority;
ki->basepri = ki->schedinfo.rr.base_priority;
break;
case POLICY_FIFO:
info_count = POLICY_FIFO_INFO_COUNT;
error =
task_info( ki->task, TASK_SCHED_FIFO_INFO,
( task_info_t ) & ki->schedinfo.fifo, &info_count );
if ( error != KERN_SUCCESS ) {
ki->invalid_tinfo = 1;
return 1;
}
ki->curpri = ki->schedinfo.fifo.base_priority;
ki->basepri = ki->schedinfo.fifo.base_priority;
break;
}
ki->invalid_tinfo = 0;
ki->cpu_usage = 0;
error = task_threads( ki->task, &ki->thread_list, &ki->thread_count );
if ( error != KERN_SUCCESS ) {
mach_port_deallocate( mach_task_self( ), ki->task );
return 1;
}
err = 0;
ki->state = STATE_MAX;
//ki->curpri = 255;
//ki->basepri = 255;
ki->swapped = 1;
ki->thval = malloc( ki->thread_count * sizeof( struct thread_values ) );
if ( ki->thval != NULL ) {
for ( j = 0; j < ki->thread_count; j++ ) {
int tstate;
thread_info_count = THREAD_BASIC_INFO_COUNT;
error = thread_info( ki->thread_list[j], THREAD_BASIC_INFO,
( thread_info_t ) & ki->thval[j].tb,
&thread_info_count );
if ( error != KERN_SUCCESS ) {
err = 1;
}
error = ProcessList_schedInfo( ki, ki->thread_list[j],
ki->thval[j].tb.policy,
&ki->thval[j].schedinfo );
if ( error != KERN_SUCCESS ) {
err = 1;
}
ki->cpu_usage += ki->thval[j].tb.cpu_usage;
tstate = ProcessList_machStateOrder( ki->thval[j].tb.run_state,
ki->thval[j].tb.sleep_time );
if ( tstate < ki->state )
ki->state = tstate;
if ( ( ki->thval[j].tb.flags & TH_FLAGS_SWAPPED ) == 0 )
ki->swapped = 0;
mach_port_deallocate( mach_task_self( ), ki->thread_list[j] );
}
free( ki->thval );
ki->thval = NULL;
}
ki->invalid_thinfo = err;
/* Deallocate the list of threads. */
error = vm_deallocate( mach_task_self( ),
( vm_address_t ) ( ki->thread_list ),
sizeof( thread_port_array_t ) *
ki->thread_count );
if ( error != KERN_SUCCESS ) {
}
mach_port_deallocate( mach_task_self( ), ki->task );
return 0;
}
static void
ProcessList_getCmdLine( KINFO * k, char *command_name, size_t bufsize,
int *cmdlen, int eflg, int show_args ) {
int mib[3], argmax, nargs, c = 0;
size_t size;
char *procargs, *sp, *np, *cp;
/* Made into a command argument. -- TRW
* extern int eflg;
*/
/* Get the maximum process arguments size. */
mib[0] = CTL_KERN;
mib[1] = KERN_ARGMAX;
size = sizeof( argmax );
if ( sysctl( mib, 2, &argmax, &size, NULL, 0 ) == -1 ) {
goto ERROR_A;
}
/* Allocate space for the arguments. */
procargs = ( char * ) malloc( argmax );
if ( procargs == NULL ) {
goto ERROR_A;
}
/*
* Make a sysctl() call to get the raw argument space of the process.
* The layout is documented in start.s, which is part of the Csu
* project. In summary, it looks like:
*
* /---------------\ 0x00000000
* : :
* : :
* |---------------|
* | argc |
* |---------------|
* | arg[0] |
* |---------------|
* : :
* : :
* |---------------|
* | arg[argc - 1] |
* |---------------|
* | 0 |
* |---------------|
* | env[0] |
* |---------------|
* : :
* : :
* |---------------|
* | env[n] |
* |---------------|
* | 0 |
* |---------------| <-- Beginning of data returned by sysctl() is here.
* | argc |
* |---------------|
* | exec_path |
* |:::::::::::::::|
* | |
* | String area. |
* | |
* |---------------| <-- Top of stack.
* : :
* : :
* \---------------/ 0xffffffff
*/
mib[0] = CTL_KERN;
mib[1] = KERN_PROCARGS2;
mib[2] = KI_PROC( k )->p_pid;
size = ( size_t ) argmax;
if ( sysctl( mib, 3, procargs, &size, NULL, 0 ) == -1 ) {
goto ERROR_B;
}
memcpy( &nargs, procargs, sizeof( nargs ) );
cp = procargs + sizeof( nargs );
/* Skip the saved exec_path. */
for ( ; cp < &procargs[size]; cp++ ) {
if ( *cp == '\0' ) {
/* End of exec_path reached. */
break;
}
}
if ( cp == &procargs[size] ) {
goto ERROR_B;
}
/* Skip trailing '\0' characters. */
for ( ; cp < &procargs[size]; cp++ ) {
if ( *cp != '\0' ) {
/* Beginning of first argument reached. */
break;
}
}
if ( cp == &procargs[size] ) {
goto ERROR_B;
}
/* Save where the argv[0] string starts. */
sp = cp;
/*
* Iterate through the '\0'-terminated strings and convert '\0' to ' '
* until a string is found that has a '=' character in it (or there are
* no more strings in procargs). There is no way to deterministically
* know where the command arguments end and the environment strings
* start, which is why the '=' character is searched for as a heuristic.
*/
for ( np = NULL; c < nargs && cp < &procargs[size]; cp++ ) {
if ( *cp == '\0' ) {
c++;
if ( np != NULL ) {
/* Convert previous '\0'. */
*np = ' ';
}
/* Note location of current '\0'. */
np = cp;
if ( !show_args ) {
/*
* Don't convert '\0' characters to ' '.
* However, we needed to know that the
* command name was terminated, which we
* now know.
*/
break;
}
}
}
/*
* If eflg is non-zero, continue converting '\0' characters to ' '
* characters until no more strings that look like environment settings
* follow.
*/
if ( ( eflg != 0 )
&& ( ( getuid( ) == 0 )
|| ( KI_EPROC( k )->e_pcred.p_ruid == getuid( ) ) ) ) {
for ( ; cp < &procargs[size]; cp++ ) {
if ( *cp == '\0' ) {
if ( np != NULL ) {
if ( &np[1] == cp ) {
/*
* Two '\0' characters in a row.
* This should normally only
* happen after all the strings
* have been seen, but in any
* case, stop parsing.
*/
break;
}
/* Convert previous '\0'. */
*np = ' ';
}
/* Note location of current '\0'. */
np = cp;
}
}
}
/*
* sp points to the beginning of the arguments/environment string, and
* np should point to the '\0' terminator for the string.
*/
if ( np == NULL || np == sp ) {
/* Empty or unterminated string. */
goto ERROR_B;
}
/* Make a copy of the string. */
*cmdlen = snprintf( command_name, bufsize, "%s", sp );
/* Clean up. */
free( procargs );
return;
ERROR_B:
free( procargs );
ERROR_A:
*cmdlen =
snprintf( command_name, bufsize, "(%s)", KI_PROC( k )->p_comm );
}
// Process state mapping, same as in 'ps' command
// 0123456
static char mach_state_table[] = " RUSITH";
static int
ProcessList_decodeState( int st ) {
if (0 <= st && st <= 6)
return mach_state_table[st];
else
return '?';
}
static bool
ProcessList_getSwap( ProcessList * this ) {
struct xsw_usage swap;
size_t bufSize = 0;
int mib[2] = { CTL_VM, VM_SWAPUSAGE };
if ( sysctl( mib, 2, NULL, &bufSize, NULL, 0 ) < 0 )
die( "Failure calling sysctl" );
if ( sysctl( mib, 2, &swap, &bufSize, NULL, 0 ) < 0 )
die( "Failure calling sysctl" );
this->totalSwap = swap.xsu_total / 1024;
this->freeSwap = swap.xsu_avail / 1024;
this->usedSwap = swap.xsu_used / 1024;
}
static bool
ProcessList_getProcesses( ProcessList * this, float period ) {
struct kinfo_proc *kprocbuf = NULL;
size_t bufSize = 0;
int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_ALL, 0 };
Process *prototype = this->prototype;
if ( sysctl( mib, 4, NULL, &bufSize, NULL, 0 ) < 0 )
die( "Failure calling sysctl" );
if ( ( kprocbuf = ( struct kinfo_proc * ) malloc( bufSize ) ) == NULL )
die( "Memory allocation failure" );
if ( sysctl( mib, 4, kprocbuf, &bufSize, NULL, 0 ) < 0 )
die( "Failure calling sysctl" );
this->totalTasks = bufSize / sizeof( struct kinfo_proc );
for ( int i = this->totalTasks - 1; i >= 0; i-- ) {
struct kinfo_proc *kp = &kprocbuf[i];
struct extern_proc *p;
struct eproc *e;
KINFO kinfo;
memset( &kinfo, 0, sizeof( kinfo ) );
KINFO *ki = &kinfo;
char command_name[512];
int cmdlen, pid;
time_value_t total_time, system_time, user_time;
ki->ki_p = kp;
elevate_privileges();
ProcessList_getTaskInfo( ki );
drop_privileges();
p = KI_PROC( ki );
e = KI_EPROC( ki );
pid = p->p_pid;
if ( pid == 0 )
continue;
Process *process = NULL;
Process *existingProcess =
( Process * ) Hashtable_get( this->processTable, pid );
if ( existingProcess ) {
assert( Vector_indexOf( this->processes, existingProcess,
Process_pidCompare ) != -1 );
process = existingProcess;
assert( process->pid == pid );
}
else {
process = prototype;
assert( process->comm == NULL );
process->pid = pid;
}
process->updated = true;
elevate_privileges();
ProcessList_getCmdLine( ki, command_name, sizeof( command_name ),
&cmdlen, 0, 1 );
drop_privileges();
user_time = ki->tasks_info.user_time;
time_value_add( &user_time, &ki->times.user_time );
system_time = ki->tasks_info.system_time;
time_value_add( &system_time, &ki->times.system_time );
total_time = user_time;
time_value_add( &total_time, &system_time );
process->st_uid = e->e_pcred.p_ruid;
process->m_size = ( u_long ) ki->tasks_info.virtual_size / PAGE_SIZE;
process->m_resident = ( u_long ) ki->tasks_info.resident_size / PAGE_SIZE;
process->m_share = ( u_long ) ( ki->shared / PAGE_SIZE );
process->m_trs = 0; // TODO code
process->m_lrs = 0; // TODO data/stack
process->m_drs = 0; // TODO library
process->m_dt = 0; // TODO dirty
process->state =
ProcessList_decodeState( p->p_stat == SZOMB ? SZOMB : ki->state );
process->ppid = e->e_ppid;
process->pgrp = e->e_pgid; // TODO check this
//process->session = e->e_sess;
process->session = 0; // TODO
process->tty_nr = e->e_tdev;
process->tgid = pid; // TODO check this
process->tpgid = 0; // TODO
process->flags = p->p_flag;
process->utime = user_time.seconds;
process->stime = system_time.seconds;
process->cutime = 0; // TODO
process->cstime = 0; // TODO
process->priority = ki->curpri;
process->nice = p->p_nice;
process->nlwp = 0; // TODO
process->exit_signal = 0; // TODO
process->processor = 0; // TODO
//process->vpid = 0; // TODO
//process->cpid = 0; // TODO
if ( process->comm )
free( process->comm );
process->comm = cmdlen ? String_copy( command_name ) : NULL;
process->percent_cpu = ki->cpu_usage * 100 / TH_USAGE_SCALE;
process->percent_mem = ( ( float ) ki->tasks_info.resident_size )
* 100 / this->totalMem / 1024;
if ( process->state == 'R' )
this->runningTasks++;
if ( !existingProcess ) {
process = Process_clone( process );
process->user = UsersTable_getRef(this->usersTable, process->st_uid);
ProcessList_add( this, process );
}
}
free( kprocbuf );
return true;
}
void
ProcessList_scan( ProcessList * this ) {
unsigned long long int usertime, nicetime, systemtime,
systemalltime, idlealltime, idletime, totaltime;
mach_msg_type_number_t infoCount;
vm_statistics_data_t vm_stat;
infoCount = sizeof( vm_statistics_data_t ) / sizeof( integer_t );
noerr( host_statistics( mach_host_self( ), HOST_VM_INFO,
( host_info_t ) & vm_stat, &infoCount ) );
this->freeMem = this->pageSize * vm_stat.free_count / 1024;
this->sharedMem = 0;
this->buffersMem = this->pageSize * vm_stat.wire_count / 1024;
this->cachedMem = this->pageSize * vm_stat.inactive_count / 1024;
this->totalSwap = 0;
this->cachedMem = 0;
this->freeSwap = 0;
this->usedMem = this->totalMem - this->freeMem;
unsigned int cpu_count;
processor_cpu_load_info_t cpu_load;
mach_msg_type_number_t cpu_msg_count;
noerr( host_processor_info( mach_host_self( ), PROCESSOR_CPU_LOAD_INFO,
&cpu_count,
( processor_info_array_t * ) & cpu_load,
&cpu_msg_count ) );
#define ZSLOT( n ) \
do { this->n[0] = 0; } while (0)
#define UPSLOT( n, v ) \
do { this->n[i] = (v); this->n[0] += this->n[i]; } while (0)
ZSLOT( userPeriod );
ZSLOT( nicePeriod );
ZSLOT( systemPeriod );
ZSLOT( systemAllPeriod );
ZSLOT( idleAllPeriod );
ZSLOT( idlePeriod );
ZSLOT( ioWaitPeriod );
ZSLOT( irqPeriod );
ZSLOT( softIrqPeriod );
ZSLOT( stealPeriod );
ZSLOT( totalPeriod );
ZSLOT( userTime );
ZSLOT( niceTime );
ZSLOT( systemTime );
ZSLOT( systemAllTime );
ZSLOT( idleAllTime );
ZSLOT( idleTime );
ZSLOT( ioWaitTime );
ZSLOT( irqTime );
ZSLOT( softIrqTime );
ZSLOT( stealTime );
ZSLOT( totalTime );
for ( int i = 1; i <= cpu_count; i++ ) {
unsigned long long int ioWait, irq, softIrq, steal;
usertime = cpu_load[i - 1].cpu_ticks[CPU_STATE_USER];
nicetime = cpu_load[i - 1].cpu_ticks[CPU_STATE_NICE];
systemtime = cpu_load[i - 1].cpu_ticks[CPU_STATE_SYSTEM];
idletime = cpu_load[i - 1].cpu_ticks[CPU_STATE_IDLE];
ioWait = 0;
irq = 0;
softIrq = 0;
steal = 0;
idlealltime = idletime + ioWait;
systemalltime = systemtime + irq + softIrq + steal;
totaltime = usertime + nicetime + systemalltime + idlealltime;
UPSLOT( userPeriod, usertime - this->userTime[i] );
UPSLOT( nicePeriod, nicetime - this->niceTime[i] );
UPSLOT( systemPeriod, systemtime - this->systemTime[i] );
UPSLOT( systemAllPeriod, systemalltime - this->systemAllTime[i] );
UPSLOT( idleAllPeriod, idlealltime - this->idleAllTime[i] );
UPSLOT( idlePeriod, idletime - this->idleTime[i] );
UPSLOT( ioWaitPeriod, ioWait - this->ioWaitTime[i] );
UPSLOT( irqPeriod, irq - this->irqTime[i] );
UPSLOT( softIrqPeriod, softIrq - this->softIrqTime[i] );
UPSLOT( stealPeriod, steal - this->stealTime[i] );
UPSLOT( totalPeriod, totaltime - this->totalTime[i] );
UPSLOT( userTime, usertime );
UPSLOT( niceTime, nicetime );
UPSLOT( systemTime, systemtime );
UPSLOT( systemAllTime, systemalltime );
UPSLOT( idleAllTime, idlealltime );
UPSLOT( idleTime, idletime );
UPSLOT( ioWaitTime, ioWait );
UPSLOT( irqTime, irq );
UPSLOT( softIrqTime, softIrq );
UPSLOT( stealTime, steal );
UPSLOT( totalTime, totaltime );
}
vm_deallocate( mach_task_self( ),
( vm_address_t ) cpu_load,
( vm_size_t ) ( cpu_msg_count * sizeof( *cpu_load ) ) );
float period = ( float ) this->totalPeriod[0] / cpu_count;
// mark all process as "dirty"
for ( int i = 0; i < Vector_size( this->processes ); i++ ) {
Process *p = ( Process * ) Vector_get( this->processes, i );
p->updated = false;
}
this->totalTasks = 0;
this->runningTasks = 0;
ProcessList_getProcesses( this, period );
ProcessList_getSwap( this );
for ( int i = Vector_size( this->processes ) - 1; i >= 0; i-- ) {
Process *p = ( Process * ) Vector_get( this->processes, i );