X-Git-Url: https://vcs.maemo.org/git/?a=blobdiff_plain;f=src%2Fproc.c;h=218393e0002e7919707eddd1e0030ca480d69aa5;hb=7a8c1e45c8d53a3b84a712c09c1fbdf9eaaa3e5a;hp=2d532ca6107b2a3cc8f960995c7b9e3f197df267;hpb=65cf0439a0292ad6d29ecb0dcc230505f3a93e9b;p=monky

diff --git a/src/proc.c b/src/proc.c
index 2d532ca..218393e 100644
--- a/src/proc.c
+++ b/src/proc.c
@@ -10,7 +10,7 @@
  * Please see COPYING for details
  *
  * Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
- * Copyright (c) 2005-2009 Brenden Matthews, Philip Kovacs, et. al.
+ * Copyright (c) 2005-2010 Brenden Matthews, Philip Kovacs, et. al.
  *   (see AUTHORS)
  * All rights reserved.
  *
@@ -31,38 +31,841 @@
 #include <logging.h>
 #include "conky.h"
 #include "proc.h"
+#include <unistd.h>
+#include <ctype.h>
+#include <dirent.h>
 
-void scan_pid_arg(struct text_object *obj, const char *arg, void* free_at_crash)
+char* readfile(char* filename, int* total_read, char showerror) {
+	FILE* file;
+	char* buf = NULL;
+	int bytes_read;
+
+	*total_read = 0;
+	file = fopen(filename, "r");
+	if(file) {
+		do {
+			buf = realloc(buf, *total_read + READSIZE + 1);
+			bytes_read = fread(buf + *total_read, 1, READSIZE, file);
+			*total_read += bytes_read;
+			buf[*total_read] = 0;
+		}while(bytes_read != 0);
+		fclose(file);
+	} else if(showerror != 0) {
+		NORM_ERR(READERR, filename);
+	}
+	return buf;
+}
+
+void pid_readlink(char *file, char *p, int p_max_size)
 {
-	char* string = strdup(arg);
-	pid_t pid;
+	char buf[p_max_size];
 
-	if(sscanf(arg, "%s %d", string, &pid) == 2 && strcasecmp(string, "cmdline") == 0) {
-		asprintf(&obj->data.s, PROCDIR "/%d/%s",  pid, string);
-		free(string);
+	memset(buf, 0, p_max_size);
+	if(readlink(file, buf, p_max_size) >= 0) {
+		snprintf(p, p_max_size, "%s", buf);
 	} else {
-		free(string);
-		CRIT_ERR(obj, free_at_crash, PID_SYNTAXERR);
+		NORM_ERR(READERR, file);
 	}
 }
 
-void print_pid(struct text_object *obj, char *p, int p_max_size)
+struct ll_string {
+	char *string;
+	struct ll_string* next;
+};
+
+struct ll_string* addnode(struct ll_string* end, char* string) {
+	struct ll_string* current = malloc(sizeof(struct ll_string));
+	current->string = strdup(string);
+	current->next = NULL;
+	if(end != NULL) end->next = current;
+	return current;
+}
+
+void freelist(struct ll_string* front) {
+	if(front != NULL) {
+		free(front->string);
+		if(front->next != NULL) {
+			freelist(front->next);
+		}
+		free(front);
+	}
+}
+
+int inlist(struct ll_string* front, char* string) {
+	struct ll_string* current;
+
+	for(current = front; current != NULL; current = current->next) {
+		if(strcmp(current->string, string) == 0) {
+			return 1;
+		}
+	}
+	return 0;
+}
+
+void print_pid_chroot(struct text_object *obj, char *p, int p_max_size) {
+	char *buffer;
+
+	asprintf(&buffer, PROCDIR "/%s/root", obj->data.s);
+	pid_readlink(buffer, p, p_max_size);
+	free(buffer);
+}
+
+void print_pid_cmdline(struct text_object *obj, char *p, int p_max_size)
 {
-	char buf[p_max_size];
-	FILE* infofile;
-	int i, read;
+	char* buf;
+	int i, bytes_read;
 
-	infofile = fopen(obj->data.s, "r");
-	if(infofile) {
-		read = fread(buf, 1, p_max_size, infofile);
-		for(i = 0; i < read-1; i++) {
-			if(buf[i] == 0) {
-				buf[i] = ' ';
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/cmdline", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			for(i = 0; i < bytes_read-1; i++) {
+				if(buf[i] == 0) {
+					buf[i] = ' ';
+				}
 			}
+			snprintf(p, p_max_size, "%s", buf);
+			free(buf);
 		}
+	} else {
+		NORM_ERR("$pid_cmdline didn't receive a argument");
+	}
+}
+
+void print_pid_cwd(struct text_object *obj, char *p, int p_max_size)
+{
+	char buf[p_max_size];
+	int bytes_read;
+
+	sprintf(buf, PROCDIR "/%s/cwd", obj->data.s);
+	strcpy(obj->data.s, buf);
+	bytes_read = readlink(obj->data.s, buf, p_max_size);
+	if(bytes_read != -1) {
+		buf[bytes_read] = 0;
 		snprintf(p, p_max_size, "%s", buf);
-		fclose(infofile);
 	} else {
 		NORM_ERR(READERR, obj->data.s);
 	}
 }
+
+void print_pid_environ(struct text_object *obj, char *p, int p_max_size)
+{
+	int i, total_read;
+	pid_t pid;
+	char *buf, *file, *var=strdup(obj->data.s);;
+
+	if(sscanf(obj->data.s, "%d %s", &pid, var) == 2) {
+		for(i = 0; var[i] != 0; i++) {
+			var[i] = toupper(var[i]);
+		}
+		asprintf(&file, PROCDIR "/%d/environ", pid);
+		buf = readfile(file, &total_read, 1);
+		free(file);
+		if(buf != NULL) {
+			for(i = 0; i < total_read; i += strlen(buf + i) + 1) {
+				if(strncmp(buf + i, var, strlen(var)) == 0 && *(buf + i + strlen(var)) == '=') {
+					snprintf(p, p_max_size, "%s", buf + i + strlen(var) + 1);
+					free(buf);
+					free(var);
+					return;
+				}
+			}
+			free(buf);
+		}
+		free(var);
+		*p = 0;
+	}
+}
+
+void print_pid_environ_list(struct text_object *obj, char *p, int p_max_size)
+{
+	char *buf = NULL;
+	char *buf2;
+	int bytes_read, total_read;
+	int i = 0;
+
+	asprintf(&buf, PROCDIR "/%s/environ", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &total_read, 1);
+	if(buf != NULL) {
+		for(bytes_read = 0; bytes_read < total_read; buf[i-1] = ';') {
+			buf2 = strdup(buf+bytes_read);
+			bytes_read += strlen(buf2)+1;
+			sscanf(buf2, "%[^=]", buf+i);
+			free(buf2);
+			i = strlen(buf) + 1;
+		}
+		buf[i-1] = 0;
+		snprintf(p, p_max_size, "%s", buf);
+		free(buf);
+	}
+}
+
+void print_pid_exe(struct text_object *obj, char *p, int p_max_size) {
+	char *buffer;
+
+	asprintf(&buffer, PROCDIR "/%s/exe", obj->data.s);
+	pid_readlink(buffer, p, p_max_size);
+	free(buffer);
+}
+
+void print_pid_nice(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	int bytes_read;
+	long int nice_value;
+
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/stat", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %*u %*u %*d %*d %*d %ld", &nice_value);
+			snprintf(p, p_max_size, "%ld", nice_value);
+			free(buf);
+		}
+	} else {
+		NORM_ERR("$pid_nice didn't receive a argument");
+	}
+}
+
+void print_pid_openfiles(struct text_object *obj, char *p, int p_max_size) {
+	DIR* dir;
+	struct dirent *entry;
+	char buf[p_max_size];
+	int length, totallength = 0;
+	struct ll_string* files_front = NULL;
+	struct ll_string* files_back = NULL;
+
+	dir = opendir(obj->data.s);
+	if(dir != NULL) {
+		while ((entry = readdir(dir))) {
+			if(entry->d_name[0] != '.') {
+				snprintf(buf, p_max_size, "%s/%s", obj->data.s, entry->d_name);
+				length = readlink(buf, buf, p_max_size);
+				buf[length] = 0;
+				if(inlist(files_front, buf) == 0) {
+					files_back = addnode(files_back, buf);
+					snprintf(p + totallength, p_max_size - totallength, "%s; " , buf);
+					totallength += length + strlen("; ");
+				}
+				if(files_front == NULL) {
+					files_front = files_back;
+				}
+			}
+		}
+		closedir(dir);
+		freelist(files_front);
+		p[totallength - strlen("; ")] = 0;
+	} else {
+		p[0] = 0;
+	}
+}
+
+void print_pid_parent(struct text_object *obj, char *p, int p_max_size) {
+#define PARENT_ENTRY "PPid:\t"
+#define PARENTNOTFOUND	"Can't find the process parent in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, PARENT_ENTRY);
+		if(begin != NULL) {
+			begin += strlen(PARENT_ENTRY);
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(PARENTNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_priority(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	int bytes_read;
+	long int priority;
+
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/stat", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %*u %*u %*d %*d %ld", &priority);
+			snprintf(p, p_max_size, "%ld", priority);
+			free(buf);
+		}
+	} else {
+		NORM_ERR("$pid_priority didn't receive a argument");
+	}
+}
+
+void print_pid_state(struct text_object *obj, char *p, int p_max_size) {
+#define STATE_ENTRY "State:\t"
+#define STATENOTFOUND	"Can't find the process state in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, STATE_ENTRY);
+		if(begin != NULL) {
+			begin += strlen(STATE_ENTRY) + 3;	// +3 will strip the char representing the short state and the space and '(' that follow
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end-1) = 0;	// -1 strips the ')'
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(STATENOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_state_short(struct text_object *obj, char *p, int p_max_size) {
+	char *begin, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, STATE_ENTRY);
+		if(begin != NULL) {
+			snprintf(p, p_max_size, "%c", *begin);
+		} else {
+			NORM_ERR(STATENOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_stderr(struct text_object *obj, char *p, int p_max_size) {
+	char *buffer;
+
+	asprintf(&buffer, PROCDIR "/%s/fd/2", obj->data.s);
+	pid_readlink(buffer, p, p_max_size);
+	free(buffer);
+}
+
+void print_pid_stdin(struct text_object *obj, char *p, int p_max_size) {
+	char *buffer;
+
+	asprintf(&buffer, PROCDIR "/%s/fd/0", obj->data.s);
+	pid_readlink(buffer, p, p_max_size);
+	free(buffer);
+}
+
+void print_pid_stdout(struct text_object *obj, char *p, int p_max_size) {
+	char *buffer;
+
+	asprintf(&buffer, PROCDIR "/%s/fd/1", obj->data.s);
+	pid_readlink(buffer, p, p_max_size);
+	free(buffer);
+}
+
+void scan_cmdline_to_pid_arg(struct text_object *obj, const char *arg, void* free_at_crash) {
+	unsigned int i;
+
+	if(strlen(arg) > 0) {
+		obj->data.s = strdup(arg);
+		for(i = 0; obj->data.s[i] != 0; i++) {
+			while(obj->data.s[i] == ' ' && obj->data.s[i + 1] == ' ') {
+				memmove(obj->data.s + i, obj->data.s + i + 1, strlen(obj->data.s + i + 1) + 1);
+			}
+		}
+		if(obj->data.s[i - 1] == ' ') {
+			obj->data.s[i - 1] = 0;
+		}
+	} else {
+		CRIT_ERR(obj, free_at_crash, "${cmdline_to_pid commandline}");
+	}
+}
+
+void print_cmdline_to_pid(struct text_object *obj, char *p, int p_max_size) {
+	DIR* dir;
+	struct dirent *entry;
+	char *filename, *buf;
+	int bytes_read, i;
+
+	dir = opendir(PROCDIR);
+	if(dir != NULL) {
+		while ((entry = readdir(dir))) {
+			asprintf(&filename, PROCDIR "/%s/cmdline", entry->d_name);
+			buf = readfile(filename, &bytes_read, 0);
+			free(filename);
+			if(buf != NULL) {
+				for(i = 0; i < bytes_read - 1; i++) {
+					if(buf[i] == 0) buf[i] = ' ';
+				}
+				if(strstr(buf, obj->data.s) != NULL) {
+					snprintf(p, p_max_size, "%s", entry->d_name);
+					free(buf);
+					closedir(dir);
+					return;
+				}
+				free(buf);
+			}
+		}
+		closedir(dir);
+	} else {
+		NORM_ERR(READERR, PROCDIR);
+	}
+}
+
+void print_pid_threads(struct text_object *obj, char *p, int p_max_size) {
+#define THREADS_ENTRY "Threads:\t"
+#define THREADSNOTFOUND	"Can't find the number of the threads of the process in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, THREADS_ENTRY);
+		if(begin != NULL) {
+			begin += strlen(THREADS_ENTRY);
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(THREADSNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_thread_list(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	DIR* dir;
+	struct dirent *entry;
+	int totallength = 0;
+
+	asprintf(&buf, PROCDIR "/%s/task", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	dir = opendir(obj->data.s);
+	if(dir != NULL) {
+		while ((entry = readdir(dir))) {
+			if(entry->d_name[0] != '.') {
+				snprintf(p + totallength, p_max_size - totallength, "%s," , entry->d_name);
+				totallength += strlen(entry->d_name)+1;
+			}
+		}
+		closedir(dir);
+		if(p[totallength - 1] == ',') p[totallength - 1] = 0;
+	} else {
+		p[0] = 0;
+	}
+}
+
+void print_pid_time_kernelmode(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	int bytes_read;
+	unsigned long int umtime;
+
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/stat", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu", &umtime);
+			snprintf(p, p_max_size, "%.2f", (float) umtime / 100);
+			free(buf);
+		}
+	} else {
+		NORM_ERR("$pid_time_kernelmode didn't receive a argument");
+	}
+}
+
+void print_pid_time_usermode(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	int bytes_read;
+	unsigned long int kmtime;
+
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/stat", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %*u %lu", &kmtime);
+			snprintf(p, p_max_size, "%.2f", (float) kmtime / 100);
+			free(buf);
+		}
+	} else {
+		NORM_ERR("$pid_time_usermode didn't receive a argument");
+	}
+}
+
+void print_pid_time(struct text_object *obj, char *p, int p_max_size) {
+	char *buf = NULL;
+	int bytes_read;
+	unsigned long int umtime, kmtime;
+
+	if(*(obj->data.s) != 0) {
+		asprintf(&buf, PROCDIR "/%s/stat", obj->data.s);
+		strcpy(obj->data.s, buf);
+		free(buf);
+		buf = readfile(obj->data.s, &bytes_read, 1);
+		if(buf != NULL) {
+			sscanf(buf, "%*d %*s %*c %*d %*d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu", &umtime, &kmtime);
+			snprintf(p, p_max_size, "%.2f", (float) (umtime + kmtime) / 100);
+			free(buf);
+		}
+	} else {
+		NORM_ERR("$pid_time didn't receive a argument");
+	}
+}
+
+#define UID_ENTRY "Uid:\t"
+void print_pid_uid(struct text_object *obj, char *p, int p_max_size) {
+#define UIDNOTFOUND	"Can't find the process real uid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, UID_ENTRY);
+		if(begin != NULL) {
+			begin += strlen(UID_ENTRY);
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(UIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_euid(struct text_object *obj, char *p, int p_max_size) {
+#define EUIDNOTFOUND	"Can't find the process effective uid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, UID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(EUIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_suid(struct text_object *obj, char *p, int p_max_size) {
+#define SUIDNOTFOUND	"Can't find the process saved set uid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, UID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(SUIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_fsuid(struct text_object *obj, char *p, int p_max_size) {
+#define FSUIDNOTFOUND	"Can't find the process file system uid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, UID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(FSUIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+#define GID_ENTRY "Gid:\t"
+void print_pid_gid(struct text_object *obj, char *p, int p_max_size) {
+#define GIDNOTFOUND	"Can't find the process real gid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, GID_ENTRY);
+		if(begin != NULL) {
+			begin += strlen(GID_ENTRY);
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(GIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_egid(struct text_object *obj, char *p, int p_max_size) {
+#define EGIDNOTFOUND	"Can't find the process effective gid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, GID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(EGIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_sgid(struct text_object *obj, char *p, int p_max_size) {
+#define SGIDNOTFOUND	"Can't find the process saved set gid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, GID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\t');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(SGIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_fsgid(struct text_object *obj, char *p, int p_max_size) {
+#define FSGIDNOTFOUND	"Can't find the process file system gid in '%s'"
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, GID_ENTRY);
+		if(begin != NULL) {
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			begin = strchr(begin, '\t'); begin++;
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(FSGIDNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+void internal_print_pid_vm(char* pid, char *p, int p_max_size, const char* entry, const char* errorstring) {
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/status", pid);
+	strcpy(pid, buf);
+	free(buf);
+	buf = readfile(pid, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, entry);
+		if(begin != NULL) {
+			begin += strlen(entry);
+			while(*begin == '\t' || *begin == ' ') {
+				begin++;
+			}
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(errorstring, pid);
+		}
+		free(buf);
+	}
+}
+
+void print_pid_vmpeak(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmPeak:\t", "Can't find the process peak virtual memory size in '%s'");
+}
+
+void print_pid_vmsize(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmSize:\t", "Can't find the process virtual memory size in '%s'");
+}
+
+void print_pid_vmlck(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmLck:\t", "Can't find the process locked memory size in '%s'");
+}
+
+void print_pid_vmhwm(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmHWM:\t", "Can't find the process peak resident set size in '%s'");
+}
+
+void print_pid_vmrss(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmHWM:\t", "Can't find the process resident set size in '%s'");
+}
+
+void print_pid_vmdata(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmData:\t", "Can't find the process data segment size in '%s'");
+}
+
+void print_pid_vmstk(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmData:\t", "Can't find the process stack segment size in '%s'");
+}
+
+void print_pid_vmexe(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmData:\t", "Can't find the process text segment size in '%s'");
+}
+
+void print_pid_vmlib(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmLib:\t", "Can't find the process shared library code size in '%s'");
+}
+
+void print_pid_vmpte(struct text_object *obj, char *p, int p_max_size) {
+	internal_print_pid_vm(obj->data.s, p, p_max_size, "VmPTE:\t", "Can't find the process page table entries size in '%s'");
+}
+
+#define READ_ENTRY "read_bytes: "
+#define READNOTFOUND	"Can't find the amount of bytes read in '%s'"
+void print_pid_read(struct text_object *obj, char *p, int p_max_size) {
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/io", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, READ_ENTRY);
+		if(begin != NULL) {
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(READNOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}
+
+#define WRITE_ENTRY "write_bytes: "
+#define WRITENOTFOUND	"Can't find the amount of bytes written in '%s'"
+void print_pid_write(struct text_object *obj, char *p, int p_max_size) {
+	char *begin, *end, *buf = NULL;
+	int bytes_read;
+
+	asprintf(&buf, PROCDIR "/%s/io", obj->data.s);
+	strcpy(obj->data.s, buf);
+	free(buf);
+	buf = readfile(obj->data.s, &bytes_read, 1);
+	if(buf != NULL) {
+		begin = strstr(buf, WRITE_ENTRY);
+		if(begin != NULL) {
+			end = strchr(begin, '\n');
+			if(end != NULL) {
+				*(end) = 0;
+			}
+			snprintf(p, p_max_size, "%s", begin);
+		} else {
+			NORM_ERR(WRITENOTFOUND, obj->data.s);
+		}
+		free(buf);
+	}
+}