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/*
htop - hurd/Platform.c
(C) 2014 Hisham H. Muhammad
(C) 2015 David C. Hunt
Copyright 2015-2022 Rivoreo
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
#include "Platform.h"
#include "CPUMeter.h"
#include "MemoryMeter.h"
#include "SwapMeter.h"
#include "TasksMeter.h"
#include "LoadAverageMeter.h"
#include "ClockMeter.h"
#include "HostnameMeter.h"
#include "UptimeMeter.h"
#include "HurdProcess.h"
#include "HurdProcessList.h"
#include <sys/mman.h>
#include <mach/host_info.h>
#include <mach/mach_host.h>
#include <mach/default_pager.h>
#include <hurd/process.h>
#include <hurd/paths.h>
#include <hurd.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
/*{
#include "Action.h"
#include "BatteryMeter.h"
#include "SignalsPanel.h"
#include <mach/mach_traps.h>
static inline mach_port_t get_host_port() {
static mach_port_t host = MACH_PORT_NULL;
if(host == MACH_PORT_NULL) host = mach_host_self();
return host;
}
}*/
const SignalItem Platform_signals[] = {
{ .name = "Cancel", .number = 0 },
#define SIG(NAME) { .name = #NAME, .number = SIG##NAME }
SIG(HUP),
SIG(INT),
SIG(QUIT),
SIG(ILL),
SIG(TRAP),
SIG(ABRT),
SIG(FPE),
SIG(KILL),
SIG(BUS),
SIG(SEGV),
SIG(SYS),
SIG(PIPE),
SIG(ALRM),
SIG(TERM),
SIG(URG),
SIG(STOP),
SIG(TSTP),
SIG(CONT),
SIG(CHLD),
SIG(TTIN),
SIG(TTOU),
SIG(IO),
SIG(POLL),
SIG(XCPU),
SIG(XFSZ),
SIG(VTALRM),
SIG(PROF),
SIG(WINCH),
SIG(INFO),
SIG(USR1),
SIG(USR2),
SIG(LOST),
#undef SIG
};
const unsigned int Platform_numberOfSignals = sizeof(Platform_signals)/sizeof(SignalItem);
ProcessField Platform_defaultFields[] = { HTOP_PID_FIELD, HTOP_EFFECTIVE_USER_FIELD, HTOP_PRIORITY_FIELD, HTOP_NICE_FIELD, HTOP_M_SIZE_FIELD, HTOP_M_RESIDENT_FIELD, HTOP_STATE_FIELD, HTOP_PERCENT_CPU_FIELD, HTOP_PERCENT_MEM_FIELD, HTOP_TIME_FIELD, HTOP_COMM_FIELD, 0 };
int Platform_numberOfFields = HTOP_LAST_PROCESSFIELD;
MeterClass* Platform_meterTypes[] = {
&CPUMeter_class,
&ClockMeter_class,
&LoadAverageMeter_class,
&LoadMeter_class,
&MemoryMeter_class,
&SwapMeter_class,
&TasksMeter_class,
&BatteryMeter_class,
&HostnameMeter_class,
&UptimeMeter_class,
&AllCPUsMeter_class,
&AllCPUs2Meter_class,
&LeftCPUsMeter_class,
&RightCPUsMeter_class,
&LeftCPUs2Meter_class,
&RightCPUs2Meter_class,
&BlankMeter_class,
NULL
};
void Platform_setBindings(Htop_Action* keys) {
(void) keys;
}
extern char Process_pidFormat[20];
int Platform_getUptime() {
// TODO: get start time of process 1
return -1;
}
void Platform_getLoadAverage(double* one, double* five, double* fifteen) {
struct host_load_info load_info;
size_t size = sizeof load_info;
error_t e = host_info(get_host_port(), HOST_LOAD_INFO, (host_info_t)&load_info, &size);
if(e) {
*one = 0;
*five = 0;
*fifteen = 0;
} else {
*one = load_info.avenrun[0];
*one /= LOAD_SCALE;
*five = load_info.avenrun[1];
*five /= LOAD_SCALE;
*fifteen = load_info.avenrun[2];
*fifteen /= LOAD_SCALE;
}
}
int Platform_getMaxPid() {
/* The Hurd process server only have a soft limit for PID values,
* which can be raise by creating a lot of processes that would run
* out of available PID value in current limit. Use the initial limit
* here and hoping that won't happen. */
return 29999;
}
double Platform_setCPUValues(Meter *meter, int cpu) {
assert(cpu >= 0);
assert(cpu < 2);
HurdProcessList *pl = (HurdProcessList *)meter->pl;
if(pl->idle_time.tv_sec == -1) return 0;
meter->values[CPU_METER_NORMAL] = 100 -
((double)pl->idle_time.tv_sec * 1000000 + pl->idle_time.tv_usec) /
((double)pl->interval.tv_sec * 1000000 + pl->interval.tv_usec) * 100;
return meter->values[CPU_METER_NORMAL];
}
void Platform_setMemoryValues(Meter *meter) {
meter->total = meter->pl->totalMem;
meter->values[0] = meter->pl->usedMem;
meter->values[1] = meter->pl->buffersMem;
meter->values[2] = meter->pl->cachedMem;
}
void Platform_setSwapValues(Meter *meter) {
meter->total = meter->pl->totalSwap;
meter->values[0] = meter->pl->usedSwap;
}
static char **get_process_vector(const Process *proc, error_t (*getv)(process_t, pid_t, char **, size_t *)) {
char **v = xMalloc(2 * sizeof(char *));
char *buffer;
size_t len = 0;
error_t e = getv(getproc(), proc->pid, &buffer, &len);
if(e) {
v[0] = strdup(strerror(e));
if(v[0]) {
v[1] = NULL;
} else {
free(v);
v = NULL;
}
return v;
}
char *p = buffer;
char *end_p = p + len;
unsigned int i = 0;
while(p < end_p && *p) {
size_t len = strlen(p) + 1;
v[i] = xMalloc(len);
memcpy(v[i], p, len);
v = xRealloc(v, (++i + 1) * sizeof(char *));
p += len;
}
munmap(buffer, len);
v[i] = NULL;
return v;
}
char **Platform_getProcessArgv(const Process *proc) {
return get_process_vector(proc, proc_getprocargs);
}
char **Platform_getProcessEnvv(const Process *proc) {
return get_process_vector(proc, proc_getprocenv);
}
bool Platform_haveSwap() {
#ifdef _SERVERS_DEFPAGER
mach_port_t defpager = file_name_lookup(_SERVERS_DEFPAGER, O_READ, 0);
if(defpager != MACH_PORT_NULL) {
struct default_pager_info info;
error_t e = default_pager_info(defpager, &info);
bool r = !e && info.dpi_total_space > 0;
mach_port_deallocate(mach_task_self(), defpager);
return r;
}
#endif
return false;
}