freebsd/FreeBSDProcess.c - htop - Rivoreo Source Code Repositories

 /*
 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/param.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>

 #define PROCESS_FLAG_JAIL 0x100
 #define PROCESS_FLAG_EMULATION 0x200

 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,
 };

 FieldData 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 = PROCESS_FLAG_JAIL },
    [HTOP_EMULATION_FIELD] = { .name = "EMULATION", .title = "EMULATION        ", .description = "Binary format emulation type", .flags = PROCESS_FLAG_EMULATION },
    [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(const Process *super, RichString* str, ProcessField field) {
    const FreeBSDProcess *this = (const 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
 }
	/*
	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/param.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>

	#define PROCESS_FLAG_JAIL 0x100
	#define PROCESS_FLAG_EMULATION 0x200

	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,
	};

	FieldData 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 = PROCESS_FLAG_JAIL },
	[HTOP_EMULATION_FIELD] = { .name = "EMULATION", .title = "EMULATION ", .description = "Binary format emulation type", .flags = PROCESS_FLAG_EMULATION },
	[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(const Process super, RichString str, ProcessField field) {
	const FreeBSDProcess this = (const 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
	}