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/*
htop - freebsd/FreeBSDProcess.c
(C) 2015 Hisham H. Muhammad
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
#include "Process.h"
#include "FreeBSDProcess.h"
#include "bsd/BSDProcess.h"
#include "ProcessList.h"
#include "Platform.h"
#include "CRT.h"
#include <sys/types.h>
#include <sys/sysctl.h>
#include <sys/user.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
/*{
#include "Settings.h"
#include <stdbool.h>
typedef enum {
// Add platform-specific fields here, with ids >= 100
HTOP_JID_FIELD = 100,
HTOP_JAIL_FIELD,
HTOP_EMULATION_FIELD,
HTOP_LAST_PROCESSFIELD
} FreeBSDProcessField;
typedef struct FreeBSDProcess_ {
Process super;
bool kernel;
int jid;
char* jname;
char *emulation;
} FreeBSDProcess;
}*/
ProcessClass FreeBSDProcess_class = {
.super = {
.extends = Class(Process),
.display = Process_display,
.delete = Process_delete,
.compare = FreeBSDProcess_compare
},
.writeField = FreeBSDProcess_writeField,
};
ProcessFieldData Process_fields[] = {
[0] = { .name = "", .title = NULL, .description = NULL, .flags = 0, },
[HTOP_PID_FIELD] = { .name = "PID", .title = " PID ", .description = "Process/thread ID", .flags = 0, },
[HTOP_NAME_FIELD] = { .name = "NAME", .title = "NAME ", .description = "Process (executable) name", .flags = 0, },
[HTOP_COMM_FIELD] = { .name = "Command", .title = "Command ", .description = "Command line", .flags = 0, },
[HTOP_STATE_FIELD] = { .name = "STATE", .title = "S ", .description = "Process state (R running, I idle, S sleeping, D uninterruptible sleeping, T stoppd, Z zombie, W idle kernel process, L waiting lock)", .flags = 0 },
[HTOP_PPID_FIELD] = { .name = "PPID", .title = " PPID ", .description = "Parent process ID", .flags = 0, },
[HTOP_PGRP_FIELD] = { .name = "PGRP", .title = " PGRP ", .description = "Process group ID", .flags = 0, },
[HTOP_SESSION_FIELD] = { .name = "SESSION", .title = " SID ", .description = "Process's session ID", .flags = 0, },
[HTOP_TTY_FIELD] = { .name = "TTY", .title = "TTY ", .description = "Controlling terminal", .flags = 0, },
[HTOP_TPGID_FIELD] = { .name = "TPGID", .title = " TPGID ", .description = "Process ID of the fg process group of the controlling terminal", .flags = 0, },
[HTOP_MINFLT_FIELD] = { .name = "MINFLT", .title = " MINFLT ", .description = "Number of minor faults which have not required loading a memory page from disk", .flags = 0, },
[HTOP_MAJFLT_FIELD] = { .name = "MAJFLT", .title = " MAJFLT ", .description = "Number of major faults which have required loading a memory page from disk", .flags = 0, },
[HTOP_PRIORITY_FIELD] = { .name = "PRIORITY", .title = "PRI ", .description = "Kernel's internal priority for the process", .flags = 0, },
[HTOP_NICE_FIELD] = { .name = "NICE", .title = " NI ", .description = "Nice value (the higher the value, the more it lets other processes take priority)", .flags = 0, },
[HTOP_STARTTIME_FIELD] = { .name = "STARTTIME", .title = "START ", .description = "Time the process was started", .flags = 0, },
[HTOP_PROCESSOR_FIELD] = { .name = "PROCESSOR", .title = "CPU ", .description = "Id of the CPU the process last executed on", .flags = 0, },
[HTOP_M_SIZE_FIELD] = { .name = "M_SIZE", .title = " VIRT ", .description = "Total program size in virtual memory", .flags = 0, },
[HTOP_M_RESIDENT_FIELD] = { .name = "M_RESIDENT", .title = " RES ", .description = "Resident set size, size of the text and data sections, plus stack usage", .flags = 0, },
[HTOP_REAL_UID_FIELD] = { .name = "REAL_UID", .title = " RUID ", .description = "Real user ID", .flags = 0, },
[HTOP_EFFECTIVE_UID_FIELD] = { .name = "EFFECTIVE_UID", .title = " EUID ", .description = "Effective user ID", .flags = 0, },
[HTOP_PERCENT_CPU_FIELD] = { .name = "PERCENT_CPU", .title = "CPU% ", .description = "Percentage of the CPU time the process used in the last sampling", .flags = 0, },
[HTOP_PERCENT_MEM_FIELD] = { .name = "PERCENT_MEM", .title = "MEM% ", .description = "Percentage of the memory the process is using, based on resident memory size", .flags = 0, },
[HTOP_REAL_USER_FIELD] = { .name = "REAL_USER", .title = "REAL_USER ", .description = "Real user (or numeric user ID if name cannot be determined)", .flags = 0, },
[HTOP_EFFECTIVE_USER_FIELD] = { .name = "EFFECTIVE_USER", .title = "EFFE_USER ", .description = "Effective user (or numeric user ID if name cannot be determined)", .flags = 0, },
[HTOP_TIME_FIELD] = { .name = "TIME", .title = " TIME+ ", .description = "Total time the process has spent in user and system time", .flags = 0, },
[HTOP_NLWP_FIELD] = { .name = "NLWP", .title = "NLWP ", .description = "Number of threads in the process", .flags = 0, },
[HTOP_TGID_FIELD] = { .name = "TGID", .title = " TGID ", .description = "Thread group ID (i.e. process ID)", .flags = 0, },
[HTOP_JID_FIELD] = { .name = "JID", .title = " JID ", .description = "Jail prison ID", .flags = 0, },
[HTOP_JAIL_FIELD] = { .name = "JAIL", .title = "JAIL ", .description = "Jail prison name", .flags = 0, },
[HTOP_EMULATION_FIELD] = { .name = "EMULATION", .title = "EMULATION ", .description = "Binary format emulation type", .flags = 0 },
[HTOP_LAST_PROCESSFIELD] = { .name = "*** report bug! ***", .title = NULL, .description = NULL, .flags = 0, },
};
ProcessPidColumn Process_pidColumns[] = {
{ .id = HTOP_JID_FIELD, .label = "JID" },
{ .id = HTOP_PID_FIELD, .label = "PID" },
{ .id = HTOP_PPID_FIELD, .label = "PPID" },
{ .id = HTOP_TPGID_FIELD, .label = "TPGID" },
{ .id = HTOP_TGID_FIELD, .label = "TGID" },
{ .id = HTOP_PGRP_FIELD, .label = "PGRP" },
{ .id = HTOP_SESSION_FIELD, .label = "SID" },
{ .id = 0, .label = NULL },
};
FreeBSDProcess* FreeBSDProcess_new(Settings* settings) {
FreeBSDProcess* this = xCalloc(1, sizeof(FreeBSDProcess));
Object_setClass(this, Class(FreeBSDProcess));
Process_init(&this->super, settings);
return this;
}
void Process_delete(Object* cast) {
FreeBSDProcess* this = (FreeBSDProcess*) cast;
Process_done((Process*)cast);
free(this->jname);
free(this->emulation);
free(this);
}
void FreeBSDProcess_writeField(Process *super, RichString* str, ProcessField field) {
FreeBSDProcess *this = (FreeBSDProcess *)super;
char buffer[256]; buffer[255] = '\0';
int attr = CRT_colors[HTOP_DEFAULT_COLOR];
int n = sizeof buffer;
switch ((int) field) {
// add FreeBSD-specific fields here
case HTOP_JID_FIELD:
xSnprintf(buffer, n, Process_pidFormat, this->jid);
break;
case HTOP_JAIL_FIELD:
xSnprintf(buffer, n, "%-11s ", this->jname);
if (buffer[12]) {
buffer[11] = ' ';
buffer[12] = '\0';
}
break;
case HTOP_EMULATION_FIELD:
xSnprintf(buffer, n, "%-16s ", this->emulation);
if(buffer[17]) {
buffer[16] = ' ';
buffer[17] = 0;
}
break;
default:
BSDProcess_writeField(super, str, field);
return;
}
RichString_append(str, attr, buffer);
}
long FreeBSDProcess_compare(const void* v1, const void* v2) {
const FreeBSDProcess *p1, *p2;
const Settings *settings = ((const Process *)v1)->settings;
if (settings->direction == 1) {
p1 = v1;
p2 = v2;
} else {
p2 = v1;
p1 = v2;
}
switch ((int) settings->sortKey) {
// add FreeBSD-specific fields here
case HTOP_JID_FIELD:
return (p1->jid - p2->jid);
case HTOP_JAIL_FIELD:
if(!p1->jname && !p2->jname) return p1->jid - p2->jid;
return settings->sort_strcmp(p1->jname ? p1->jname : "", p2->jname ? p2->jname : "");
case HTOP_EMULATION_FIELD:
return settings->sort_strcmp(p1->emulation, p2->emulation);
default:
return Process_compare(v1, v2);
}
}
bool Process_isKernelProcess(const Process *this) {
return ((const FreeBSDProcess *)this)->kernel;
}
bool Process_isExtraThreadProcess(const Process* this) {
return false;
}
char **Process_getKernelStackTrace(const Process *this) {
#ifdef KERN_PROC_KSTACK
char **v = xMalloc(2 * sizeof(char *));
unsigned int i = 0;
int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_KSTACK, this->pid };
size_t len;
if(sysctl(mib, 4, NULL, &len, NULL, 0) < 0) {
ret_err_msg:
v[0] = strdup(strerror(errno));
if(v[0]) {
v[1] = NULL;
} else {
free(v);
v = NULL;
}
return v;
}
if(len < sizeof(struct kinfo_kstack)) {
v[0] = xStrdup("No stack available");
v[1] = NULL;
return v;
}
struct kinfo_kstack *kiks_buffer = malloc(len);
if(!kiks_buffer) goto ret_err_msg;
if(sysctl(mib, 4, kiks_buffer, &len, NULL, 0) < 0) {
free(kiks_buffer);
goto ret_err_msg;
}
len /= sizeof(struct kinfo_kstack);
for(size_t j = 0; j < len; j++) {
struct kinfo_kstack *kiks = kiks_buffer + j;
v = xRealloc(v, (i + 3) * sizeof(char *));
v[i] = xMalloc(32);
snprintf(v[i++], 32, "Thread %d:", kiks->kkst_tid);
switch(kiks->kkst_state) {
char *p, *end_p;
case KKST_STATE_STACKOK:
p = kiks->kkst_trace;
do {
end_p = strchr(p, '\n');
int prefix_len = *p == '#' ? 0 : 3;
size_t frame_len = prefix_len +
(end_p ? (size_t)(end_p - p) : strlen(p));
v[i] = xMalloc(frame_len + 1);
if(*p != '#') memcpy(v[i], "#? ", 3);
memcpy(v[i] + prefix_len, p, frame_len - prefix_len);
v[i][frame_len] = 0;
v = xRealloc(v, (++i + 1) * sizeof(char *));
} while(end_p && *(p = end_p + 1));
break;
case KKST_STATE_SWAPPED:
v[i++] = xStrdup("swapped");
break;
case KKST_STATE_RUNNING:
v[i++] = xStrdup("running");
break;
default:
v[i++] = xStrdup("unknown state");
break;
}
}
free(kiks_buffer);
v[i] = NULL;
return v;
#else
return NULL;
#endif
}