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| -rw-r--r-- | src/ps/output.c | 2370 |
1 files changed, 2370 insertions, 0 deletions
diff --git a/src/ps/output.c b/src/ps/output.c new file mode 100644 index 0000000..a4b3833 --- /dev/null +++ b/src/ps/output.c @@ -0,0 +1,2370 @@ +/* + * output.c - ps output definitions + * + * Copyright © 2015-2023 Jim Warner <james.warner@comcast.net + * Copyright © 2004-2023 Craig Small <csmall@dropbear.xyz> + * Copyright © 2011 Lukas Nykryn <lnykryn@redhat.com> + * Copyright © 1999-2004 Albert Cahalan + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/* + * This file is really gross, and I know it. I looked into several + * alternate ways to deal with the mess, and they were all ugly. + * + * FreeBSD has a fancy hack using offsets into a struct -- that + * saves code but it is _really_ gross. See the PO macro below. + * + * We could have a second column width for wide output format. + * For example, Digital prints the real-time signals. + */ + +/* + * Data table idea: + * + * table 1 maps aix to specifier + * table 2 maps shortsort to specifier + * table 3 maps macro to specifiers + * table 4 maps specifier to title,datatype,offset,vendor,helptext + * table 5 maps datatype to justification,width,widewidth,sorting,printing + * + * Here, "datatype" could be user,uid,u16,pages,deltaT,signals,tty,longtty... + * It must be enough to determine printing and sorting. + * + * After the tables, increase width as needed to fit the header. + * + * Table 5 could go in a file with the output functions. + */ + +#include <ctype.h> +#if ENABLE_LIBSELINUX +#include <dlfcn.h> +#endif +#include <ctype.h> +#include <fcntl.h> +#include <grp.h> +#include <langinfo.h> +#include <limits.h> +#include <pwd.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <unistd.h> +#include <wchar.h> +#include <wctype.h> + +#include <sys/ioctl.h> +#include <sys/mman.h> +#include <sys/resource.h> +#include <sys/types.h> + +#include "c.h" + +#include "common.h" + +/* TODO: + * Stop assuming system time is local time. + */ + +#define COLWID 240 /* satisfy snprintf, which is faster than sprintf */ +#define SIGNAL_NAME_WIDTH 27 + +static unsigned max_rightward = OUTBUF_SIZE-1; /* space for RIGHT stuff */ +static unsigned max_leftward = OUTBUF_SIZE-1; /* space for LEFT stuff */ + + +static int wide_signals; /* true if we have room */ + +static time_t seconds_since_1970; + + +extern long Hertz; + + +static unsigned int boot_time(void) +{ + static unsigned int boot_time = 0; + struct stat_info *stat_info = NULL; + if (boot_time == 0) { + if (procps_stat_new(&stat_info) < 0) + xerrx(EXIT_FAILURE, _("Unable to get system boot time")); + boot_time = STAT_GET(stat_info, STAT_SYS_TIME_OF_BOOT, ul_int); + procps_stat_unref(&stat_info); + } + return boot_time; +} + +static unsigned long memory_total() +{ + static unsigned long memory_total = 0; + struct meminfo_info *mem_info = NULL; + + if (memory_total == 0) { + if (procps_meminfo_new(&mem_info) < 0) + xerrx(EXIT_FAILURE, + _("Unable to get total memory")); + memory_total = MEMINFO_GET(mem_info, MEMINFO_MEM_TOTAL, ul_int); + procps_meminfo_unref(&mem_info); + } + return memory_total; +} + +#define SECURE_ESCAPE_ARGS(dst, bytes, cells) do { \ + if ((bytes) <= 0) return 0; \ + *(dst) = '\0'; \ + if ((bytes) >= INT_MAX) return 0; \ + if ((cells) >= INT_MAX) return 0; \ + if ((cells) <= 0) return 0; \ +} while (0) + +// copy a string that doesn't need to be 'escaped' +static int escaped_copy(char *restrict dst, const char *restrict src, int bufsize, int *maxroom){ + int n; + + SECURE_ESCAPE_ARGS(dst, bufsize, *maxroom); + if (bufsize > *maxroom+1) + bufsize = *maxroom+1; + n = snprintf(dst, bufsize, "%s", src); + if (n < 0) { + *dst = '\0'; + return 0; + } + if (n >= bufsize) + n = bufsize-1; + *maxroom -= n; + return n; +} + +// duplicated from proc/escape.c so both can be made private +static int escape_str_utf8 (char *dst, const char *src, int bufsize, int *maxcells) { + int my_cells = 0; + int my_bytes = 0; + mbstate_t s; + + SECURE_ESCAPE_ARGS(dst, bufsize, *maxcells); + + memset(&s, 0, sizeof (s)); + + for(;;) { + wchar_t wc; + int len = 0; + + if(my_cells >= *maxcells || my_bytes+1 >= bufsize) + break; + + if (!(len = mbrtowc (&wc, src, MB_CUR_MAX, &s))) + /* 'str' contains \0 */ + break; + + if (len < 0) { + /* invalid multibyte sequence -- zeroize state */ + memset (&s, 0, sizeof (s)); + *(dst++) = '?'; + src++; + my_cells++; + my_bytes++; + + } else if (len==1) { + /* non-multibyte */ + *(dst++) = isprint(*src) ? *src : '?'; + src++; + my_cells++; + my_bytes++; + + } else if (!iswprint(wc)) { + /* multibyte - no printable */ + *(dst++) = '?'; + src+=len; + my_cells++; + my_bytes++; + + } else { + /* multibyte - maybe, kinda "printable" */ + int wlen = wcwidth(wc); + // Got space? + if (wlen > *maxcells-my_cells || len >= bufsize-(my_bytes+1)) break; + // safe multibyte + memcpy(dst, src, len); + dst += len; + src += len; + my_bytes += len; + if (wlen > 0) my_cells += wlen; + } + //fprintf(stdout, "cells: %d\n", my_cells); + } + *dst = '\0'; + + // fprintf(stderr, "maxcells: %d, my_cells; %d\n", *maxcells, my_cells); + + *maxcells -= my_cells; + return my_bytes; // bytes of text, excluding the NUL +} + +// duplicated from proc/escape.c so both can be made private +static int escape_str (char *dst, const char *src, int bufsize, int *maxcells) { + unsigned char c; + int my_cells = 0; + int my_bytes = 0; + const char codes[] = + "Z..............................." + "||||||||||||||||||||||||||||||||" + "||||||||||||||||||||||||||||||||" + "|||||||||||||||||||||||||||||||." + "????????????????????????????????" + "????????????????????????????????" + "????????????????????????????????" + "????????????????????????????????"; + static int utf_init=0; + + if(utf_init==0){ + /* first call -- check if UTF stuff is usable */ + char *enc = nl_langinfo(CODESET); + utf_init = enc && strcasecmp(enc, "UTF-8")==0 ? 1 : -1; + } + if (utf_init==1 && MB_CUR_MAX>1) { + /* UTF8 locales */ + return escape_str_utf8(dst, src, bufsize, maxcells); + } + + SECURE_ESCAPE_ARGS(dst, bufsize, *maxcells); + + if(bufsize > *maxcells+1) bufsize=*maxcells+1; // FIXME: assumes 8-bit locale + + for(;;){ + if(my_cells >= *maxcells || my_bytes+1 >= bufsize) + break; + c = (unsigned char) *(src++); + if(!c) break; + if(codes[c]!='|') c=codes[c]; + my_cells++; + my_bytes++; + *(dst++) = c; + } + *dst = '\0'; + + *maxcells -= my_cells; + return my_bytes; // bytes of text, excluding the NUL +} + +/***************************************************************************/ +/************ Lots of format functions, starting with the NOP **************/ + +// so popular it can't be "static" +int pr_nop(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(noop) + (void)pp; + return snprintf(outbuf, COLWID, "%c", '-'); +} + +/********* Unix 98 ************/ +/*** + +Only comm and args are allowed to contain blank characters; all others are +not. Any implementation-dependent variables will be specified in the system +documentation along with the default header and indicating if the field +may contain blank characters. + +Some headers do not have a standardized specifier! + +%CPU pcpu The % of cpu time used recently, with unspecified "recently". +ADDR The address of the process. +C Processor utilisation for scheduling. +CMD The command name, or everything with -f. +COMMAND args Command + args. May chop as desired. May use either version. +COMMAND comm argv[0] +ELAPSED etime Elapsed time since the process was started. [[dd-]hh:]mm:ss +F Flags (octal and additive) +GROUP group Effective group ID, prefer text over decimal. +NI nice Decimal system scheduling priority, see nice(1). +PGID pgid The decimal value of the process group ID. +PID pid Decimal PID. +PPID ppid Decimal PID. +PRI Priority. Higher numbers mean lower priority. +RGROUP rgroup Real group ID, prefer text over decimal. +RUSER ruser Real user ID, prefer text over decimal. +S The state of the process. +STIME Starting time of the process. +SZ The size in blocks of the core image of the process. +TIME time Cumulative CPU time. [dd-]hh:mm:ss +TT tty Name of tty in format used by who(1). +TTY The controlling terminal for the process. +UID UID, or name when -f +USER user Effective user ID, prefer text over decimal. +VSZ vsz Virtual memory size in decimal kB. +WCHAN Where waiting/sleeping or blank if running. + +The nice value is used to compute the priority. + +For some undefined ones, Digital does: + +F flag Process flags -- but in hex! +PRI pri Process priority +S state Symbolic process status +TTY tt,tty,tname,longtname -- all do "ttyp1", "console", "??" +UID uid Process user ID (effective UID) +WCHAN wchan Address of event on which a + +For some undefined ones, Sun does: + +ADDR addr memory address of the process +C c Processor utilization for scheduling (obsolete). +CMD +F f +S s state: OSRZT +STIME start time, printed w/o blanks. If 24h old, months & days +SZ size (in pages) of the swappable process's image in main memory +TTY +UID uid +WCHAN wchan + +For some undefined ones, SCO does: +ADDR addr Virtual address of the process' entry in the process table. +SZ swappable size in kB of the virtual data and stack +STIME stime hms or md time format +***/ + +/* Source & destination are known. Return bytes or screen characters? */ +// +// OldLinux FreeBSD HPUX +// ' ' ' ' ' ' ' ' +// 'L' ' \_ ' '`-' ' ' +// '+' ' \_ ' '|-' ' ' +// '|' ' | ' '| ' ' ' +// +static int forest_helper(char *restrict const outbuf){ + char *p = forest_prefix; + char *q = outbuf; + int rightward = max_rightward < OUTBUF_SIZE ? max_rightward : OUTBUF_SIZE-1; + *q = '\0'; + if(!*p) return 0; + /* Arrrgh! somebody defined unix as 1 */ + if(forest_type == 'u') goto unixy; + while(*p){ + if (rightward < 4) break; + switch(*p){ + case ' ': strcpy(q, " "); break; + case 'L': strcpy(q, " \\_ "); break; + case '+': strcpy(q, " \\_ "); break; + case '|': strcpy(q, " | "); break; + case '\0': return q-outbuf; /* redundant & not used */ + } + q += 4; + rightward -= 4; + p++; + } + return q-outbuf; /* gcc likes this here */ +unixy: + while(*p){ + if (rightward < 2) break; + switch(*p){ + case ' ': strcpy(q, " "); break; + case 'L': strcpy(q, " "); break; + case '+': strcpy(q, " "); break; + case '|': strcpy(q, " "); break; + case '\0': return q-outbuf; /* redundant & not used */ + } + q += 2; + rightward -= 2; + p++; + } + return q-outbuf; /* gcc likes this here */ +} + + +/* XPG4-UNIX, according to Digital: +The "args" and "command" specifiers show what was passed to the command. +Modifications to the arguments are not shown. +*/ + +/* + * pp->cmd short accounting name (comm & ucomm) + * pp->cmdline long name with args (args & command) + * pp->environ environment + */ + +// FIXME: some of these may hit the guard page in forest mode + +#define OUTBUF_SIZE_AT(endp) \ + (((endp) >= outbuf && (endp) < outbuf + OUTBUF_SIZE) ? (outbuf + OUTBUF_SIZE) - (endp) : 0) + +/* + * "args", "cmd", "command" are all the same: long unless c + * "comm", "ucmd", "ucomm" are all the same: short unless -f + * ( determinations are made in display.c, we mostly deal with results ) */ +static int pr_args(char *restrict const outbuf, const proc_t *restrict const pp){ + char *endp; + int rightward, fh; +setREL3(CMDLINE,CMD,ENVIRON) + endp = outbuf; + rightward = max_rightward; + fh = forest_helper(outbuf); + endp += fh; + rightward -= fh; + if (!bsd_c_option) + endp += escape_str(endp, rSv(CMDLINE, str, pp), OUTBUF_SIZE_AT(endp), &rightward); + else + endp += escape_str(endp, rSv(CMD, str, pp), OUTBUF_SIZE_AT(endp), &rightward); + if(bsd_e_option && rightward>1) { + char *e = rSv(ENVIRON, str, pp); + if(*e != '-' || *(e+1) != '\0') { + *endp++ = ' '; + rightward--; + escape_str(endp, e, OUTBUF_SIZE_AT(endp), &rightward); + } + } + return max_rightward-rightward; +} + +/* + * "args", "cmd", "command" are all the same: long unless c + * "comm", "ucmd", "ucomm" are all the same: short unless -f + * ( determinations are made in display.c, we mostly deal with results ) */ +static int pr_comm(char *restrict const outbuf, const proc_t *restrict const pp){ + char *endp; + int rightward, fh; +setREL3(CMD,CMDLINE,ENVIRON) + endp = outbuf; + rightward = max_rightward; + fh = forest_helper(outbuf); + endp += fh; + rightward -= fh; + if(unix_f_option) + endp += escape_str(endp, rSv(CMDLINE, str, pp), OUTBUF_SIZE_AT(endp), &rightward); + else + endp += escape_str(endp, rSv(CMD, str, pp), OUTBUF_SIZE_AT(endp), &rightward); + if(bsd_e_option && rightward>1) { + char *e = rSv(ENVIRON, str, pp); + if(*e != '-' || *(e+1) != '\0') { + *endp++ = ' '; + rightward--; + escape_str(endp, e, OUTBUF_SIZE_AT(endp), &rightward); + } + } + return max_rightward-rightward; +} + +static int pr_cgname(char *restrict const outbuf,const proc_t *restrict const pp) { + int rightward; +setREL1(CGNAME) + rightward = max_rightward; + escape_str(outbuf, rSv(CGNAME, str, pp), OUTBUF_SIZE, &rightward); + return max_rightward-rightward; +} + +static int pr_cgroup(char *restrict const outbuf,const proc_t *restrict const pp) { + int rightward; +setREL1(CGROUP) + rightward = max_rightward; + escape_str(outbuf, rSv(CGROUP, str, pp), OUTBUF_SIZE, &rightward); + return max_rightward-rightward; +} + +/* Non-standard, from SunOS 5 */ +static int pr_fname(char *restrict const outbuf, const proc_t *restrict const pp){ + char *endp; + int rightward, fh; +setREL1(CMD) + endp = outbuf; + rightward = max_rightward; + fh = forest_helper(outbuf); + endp += fh; + rightward -= fh; + if (rightward>8) /* 8=default, but forest maybe feeds more */ + rightward = 8; + endp += escape_str(endp, rSv(CMD, str, pp), OUTBUF_SIZE_AT(endp), &rightward); + //return endp - outbuf; + return max_rightward-rightward; +} + +#undef OUTBUF_SIZE_AT + +/* elapsed wall clock time, [[dd-]hh:]mm:ss format (not same as "time") */ +static int pr_etime(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long t; + unsigned dd,hh,mm,ss; + char *cp; +setREL1(TIME_ELAPSED) + cp = outbuf; + t = rSv(TIME_ELAPSED, real, pp); + ss = t%60; + t /= 60; + mm = t%60; + t /= 60; + hh = t%24; + t /= 24; + dd = t; + cp +=( dd ? snprintf(cp, COLWID, "%u-", dd) : 0 ); + cp +=( (dd || hh) ? snprintf(cp, COLWID, "%02u:", hh) : 0 ); + cp += snprintf(cp, COLWID, "%02u:%02u", mm, ss) ; + return (int)(cp-outbuf); +} + +/* elapsed wall clock time in seconds */ +static int pr_etimes(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned t; +setREL1(TIME_ELAPSED) + t = rSv(TIME_ELAPSED, real, pp); + return snprintf(outbuf, COLWID, "%u", t); +} + +/* "Processor utilisation for scheduling." --- we use %cpu w/o fraction */ +static int pr_c(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long long total_time; /* jiffies used by this process */ + unsigned pcpu; /* scaled %cpu, 99 means 99% */ + unsigned long long jiffies; /* jiffies of process life */ +setREL4(TICS_ALL,TICS_ALL_C,TIME_ELAPSED,UTILIZATION) + pcpu = 0; + if(include_dead_children) total_time = rSv(TICS_ALL_C, ull_int, pp); + else total_time = rSv(TICS_ALL, ull_int, pp); + jiffies = rSv(TIME_ELAPSED, real, pp) * Hertz; + if(jiffies) pcpu = (total_time * 100ULL) / jiffies; + if (pcpu > 99U) pcpu = 99U; + return snprintf(outbuf, COLWID, "%2u", pcpu); +} + +/* normal %CPU in ##.# format. */ +static int pr_pcpu(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long long total_time; /* jiffies used by this process */ + unsigned pcpu; /* scaled %cpu, 999 means 99.9% */ + unsigned long long jiffies; /* jiffies of process life */ +setREL4(TICS_ALL,TICS_ALL_C,TIME_ELAPSED,UTILIZATION) + pcpu = 0; + if(include_dead_children) total_time = rSv(TICS_ALL_C, ull_int, pp); + else total_time = rSv(TICS_ALL, ull_int, pp); + jiffies = rSv(TIME_ELAPSED, real, pp) * Hertz; + if(jiffies) pcpu = (total_time * 1000ULL) / jiffies; + if (pcpu > 999U) + return snprintf(outbuf, COLWID, "%u", pcpu/10U); + return snprintf(outbuf, COLWID, "%u.%u", pcpu/10U, pcpu%10U); +} + +/* this is a "per-mill" format, like %cpu with no decimal point */ +static int pr_cp(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long long total_time; /* jiffies used by this process */ + unsigned pcpu; /* scaled %cpu, 999 means 99.9% */ + unsigned long long jiffies; /* jiffies of process life */ +setREL4(TICS_ALL,TICS_ALL_C,TIME_ELAPSED,UTILIZATION) + pcpu = 0; + if(include_dead_children) total_time = rSv(TICS_ALL_C, ull_int, pp); + else total_time = rSv(TICS_ALL, ull_int, pp); + jiffies = rSv(TIME_ELAPSED, real, pp) * Hertz; + if(jiffies) pcpu = (total_time * 1000ULL) / jiffies; + if (pcpu > 999U) pcpu = 999U; + return snprintf(outbuf, COLWID, "%3u", pcpu); +} + +static int pr_pgid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_PGRP) + return snprintf(outbuf, COLWID, "%u", rSv(ID_PGRP, s_int, pp)); +} +static int pr_ppid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_PPID) + return snprintf(outbuf, COLWID, "%u", rSv(ID_PPID, s_int, pp)); +} + +/* cumulative CPU time, [dd-]hh:mm:ss format (not same as "etime") */ +static int pr_time(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long t; + unsigned dd,hh,mm,ss; + int c; +setREL1(TIME_ALL) + t = rSv(TIME_ALL, real, pp); + ss = t%60; + t /= 60; + mm = t%60; + t /= 60; + hh = t%24; + t /= 24; + dd = t; + c =( dd ? snprintf(outbuf, COLWID, "%u-", dd) : 0 ); + c +=( snprintf(outbuf+c, COLWID, "%02u:%02u:%02u", hh, mm, ss) ); + return c; +} + +/* cumulative CPU time in seconds (not same as "etimes") */ +static int pr_times(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long t; +setREL1(TIME_ALL) + t = rSv(TIME_ALL, real, pp); + return snprintf(outbuf, COLWID, "%lu", t); +} + +/* HP-UX puts this (I forget, vsz or vsize?) in kB and uses "sz" for pages. + * Unix98 requires "vsz" to be kB. + * Tru64 does both vsize and vsz like "1.23M" + * + * Our pp->vm_size is kB and our pp->vsize is pages. + * + * TODO: add flag for "1.23M" behavior, on this and other columns. + */ +static int pr_vsz(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(VM_SIZE) + return snprintf(outbuf, COLWID, "%lu", rSv(VM_SIZE, ul_int, pp)); +} + +////////////////////////////////////////////////////////////////////////////////////// + +// "PRI" is created by "opri", or by "pri" when -c is used. +// +// Unix98 only specifies that a high "PRI" is low priority. +// Sun and SCO add the -c behavior. Sun defines "pri" and "opri". +// Linux may use "priority" for historical purposes. +// +// According to the kernel's fs/proc/array.c and kernel/sched.c source, +// the kernel reports it in /proc via this: +// p->prio - MAX_RT_PRIO +// such that "RT tasks are offset by -200. Normal tasks are centered +// around 0, value goes from -16 to +15" but who knows if that is +// before or after the conversion... +// +// <linux/sched.h> says: +// MAX_RT_PRIO is currently 100. (so we see 0 in /proc) +// RT tasks have a p->prio of 0 to 99. (so we see -100 to -1) +// non-RT tasks are from 100 to 139. (so we see 0 to 39) +// Lower values have higher priority, as in the UNIX standard. +// +// In any case, pp->priority+100 should get us back to what the kernel +// has for p->prio. +// +// Test results with the "yes" program on a 2.6.x kernel: +// +// # ps -C19,_20 -o pri,opri,intpri,priority,ni,pcpu,pid,comm +// PRI PRI PRI PRI NI %CPU PID COMMAND +// 0 99 99 39 19 10.6 8686 19 +// 34 65 65 5 -20 94.7 8687 _20 +// +// Grrr. So the UNIX standard "PRI" must NOT be from "pri". +// Either of the others will do. We use "opri" for this. +// (and use "pri" when the "-c" option is used) +// Probably we should have Linux-specific "pri_for_l" and "pri_for_lc" +// +// sched_get_priority_min.2 says the Linux static priority is +// 1..99 for RT and 0 for other... maybe 100 is kernel-only? +// +// A nice range would be -99..0 for RT and 1..40 for normal, +// which is pp->priority+1. (3-digit max, positive is normal, +// negative or 0 is RT, and meets the standard for PRI) +// + +// legal as UNIX "PRI" +// "priority" (was -20..20, now -100..39) +static int pr_priority(char *restrict const outbuf, const proc_t *restrict const pp){ /* -20..20 */ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", rSv(PRIORITY, s_int, pp)); +} + +// legal as UNIX "PRI" +// "intpri" and "opri" (was 39..79, now -40..99) +static int pr_opri(char *restrict const outbuf, const proc_t *restrict const pp){ /* 39..79 */ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", 60 + rSv(PRIORITY, s_int, pp)); +} + +// legal as UNIX "PRI" +// "pri_foo" -- match up w/ nice values of sleeping processes (-120..19) +static int pr_pri_foo(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", rSv(PRIORITY, s_int, pp) - 20); +} + +// legal as UNIX "PRI" +// "pri_bar" -- makes RT pri show as negative (-99..40) +static int pr_pri_bar(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", rSv(PRIORITY, s_int, pp) + 1); +} + +// legal as UNIX "PRI" +// "pri_baz" -- the kernel's ->prio value, as of Linux 2.6.8 (1..140) +static int pr_pri_baz(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", rSv(PRIORITY, s_int, pp) + 100); +} + +// not legal as UNIX "PRI" +// "pri" (was 20..60, now 0..139) +static int pr_pri(char *restrict const outbuf, const proc_t *restrict const pp){ /* 20..60 */ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", 39 - rSv(PRIORITY, s_int, pp)); +} + +// not legal as UNIX "PRI" +// "pri_api" -- match up w/ RT API (-40..99) +static int pr_pri_api(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PRIORITY) + return snprintf(outbuf, COLWID, "%d", -1 - rSv(PRIORITY, s_int, pp)); +} + +// Linux applies nice value in the scheduling policies (classes) +// SCHED_OTHER(0) and SCHED_BATCH(3). Ref: sched_setscheduler(2). +// Also print nice value for old kernels which didn't use scheduling +// policies (-1). +static int pr_nice(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(NICE,SCHED_CLASS) + if(rSv(SCHED_CLASS, s_int, pp)!=0 && rSv(SCHED_CLASS, s_int, pp)!=3 && rSv(SCHED_CLASS, s_int, pp)!=-1) return snprintf(outbuf, COLWID, "-"); + return snprintf(outbuf, COLWID, "%d", rSv(NICE, s_int, pp)); +} + +static int pr_oom_adj(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(OOM_ADJ) + return snprintf(outbuf, COLWID, "%d", rSv(OOM_ADJ, s_int, pp)); +} + +static int pr_oom(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(OOM_SCORE) + return snprintf(outbuf, COLWID, "%d", rSv(OOM_SCORE, s_int, pp)); +} +// HP-UX "cls": RT RR RR2 ???? HPUX FIFO KERN +// Solaris "class": SYS TS FX IA RT FSS (FIFO is RR w/ Inf quant) +// FIFO+RR share RT; FIFO has Inf quant +// IA=interactive; FX=fixed; TS=timeshare; SYS=system +// FSS=fairshare; INTS=interrupts +// Tru64 "policy": FF RR TS +// IRIX "class": RT TS B BC WL GN +// RT=real-time; TS=time-share; B=batch; BC=batch-critical +// WL=weightless; GN=gang-scheduled +// see miser(1) for this; PRI has some letter codes too +static int pr_class(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SCHED_CLASS) + switch(rSv(SCHED_CLASS, s_int, pp)){ + case -1: return snprintf(outbuf, COLWID, "-"); // not reported + case 0: return snprintf(outbuf, COLWID, "TS"); // SCHED_OTHER SCHED_NORMAL + case 1: return snprintf(outbuf, COLWID, "FF"); // SCHED_FIFO + case 2: return snprintf(outbuf, COLWID, "RR"); // SCHED_RR + case 3: return snprintf(outbuf, COLWID, "B"); // SCHED_BATCH + case 4: return snprintf(outbuf, COLWID, "ISO"); // reserved for SCHED_ISO (Con Kolivas) + case 5: return snprintf(outbuf, COLWID, "IDL"); // SCHED_IDLE + case 6: return snprintf(outbuf, COLWID, "DLN"); // SCHED_DEADLINE + case 7: return snprintf(outbuf, COLWID, "#7"); // + case 8: return snprintf(outbuf, COLWID, "#8"); // + case 9: return snprintf(outbuf, COLWID, "#9"); // + default: return snprintf(outbuf, COLWID, "?"); // unknown value + } +} + +// Based on "type", FreeBSD would do: +// REALTIME "real:%u", prio +// NORMAL "normal" +// IDLE "idle:%u", prio +// default "%u:%u", type, prio +// We just print the priority, and have other keywords for type. +static int pr_rtprio(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(SCHED_CLASS,PRIORITY_RT) + if(rSv(SCHED_CLASS, s_int, pp)==0 || rSv(SCHED_CLASS, s_int, pp)==-1) return snprintf(outbuf, COLWID, "-"); + return snprintf(outbuf, COLWID, "%d", rSv(PRIORITY_RT, s_int, pp)); +} + +static int pr_sched(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SCHED_CLASS) + if(rSv(SCHED_CLASS, s_int, pp)==-1) return snprintf(outbuf, COLWID, "-"); + return snprintf(outbuf, COLWID, "%d", rSv(SCHED_CLASS, s_int, pp)); +} + +//////////////////////////////////////////////////////////////////////////////// + +static int pr_wchan(char *restrict const outbuf, const proc_t *restrict const pp){ +/* + * Unix98 says "blank if running" and also "no blanks"! :-( + * Unix98 also says to use '-' if something is meaningless. + * Digital uses both '*' and '-', with undocumented differences. + * (the '*' for -1 (rare) and the '-' for 0) + * Sun claims to use a blank AND use '-', in the same man page. + * Perhaps "blank" should mean '-'. + * + * AIX uses '-' for running processes, the location when there is + * only one thread waiting in the kernel, and '*' when there is + * more than one thread waiting in the kernel. + * + * The output should be truncated to maximal columns width -- overflow + * is not supported for the "wchan". + */ + const char *w; + size_t len; +setREL1(WCHAN_NAME) + w = rSv(WCHAN_NAME, str, pp); + len = strlen(w); + if(len>max_rightward) len=max_rightward; + memcpy(outbuf, w, len); + outbuf[len] = '\0'; + return len; +} + +/* Terrible trunctuation, like BSD crap uses: I999 J999 K999 */ +/* FIXME: disambiguate /dev/tty69 and /dev/pts/69. */ +static int pr_tty4(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(TTY_NUMBER) + return snprintf(outbuf, COLWID, "%s", rSv(TTY_NUMBER, str, pp)); +} + +/* Unix98: format is unspecified, but must match that used by who(1). */ +static int pr_tty8(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(TTY_NAME) + return snprintf(outbuf, COLWID, "%s", rSv(TTY_NAME, str, pp)); +} + +#if 0 +/* This BSD state display may contain spaces, which is illegal. */ +static int pr_oldstate(char *restrict const outbuf, const proc_t *restrict const pp){ + return snprintf(outbuf, COLWID, "%s", status(pp)); +} +#endif + +// This state display is Unix98 compliant and has lots of info like BSD. +static int pr_stat(char *restrict const outbuf, const proc_t *restrict const pp){ + int end; + if (!outbuf) { + chkREL(STATE) + chkREL(NICE) + chkREL(VM_RSS_LOCKED) + chkREL(ID_SESSION) + chkREL(ID_TGID) + chkREL(NLWP) + chkREL(ID_PGRP) + chkREL(ID_TPGID) + return 0; + } + end = 0; + outbuf[end++] = rSv(STATE, s_ch, pp); +// if(rSv(RSS, ul_int, pp)==0 && rSv(STATE, s_ch, pp)!='Z') outbuf[end++] = 'W'; // useless "swapped out" + if(rSv(NICE, s_int, pp) < 0) outbuf[end++] = '<'; + if(rSv(NICE, s_int, pp) > 0) outbuf[end++] = 'N'; +// In this order, NetBSD would add: +// traced 'X' +// systrace 'x' +// exiting 'E' (not printed for zombies) +// vforked 'V' +// system 'K' (and do not print 'L' too) + if(rSv(VM_RSS_LOCKED, ul_int, pp)) outbuf[end++] = 'L'; + if(rSv(ID_SESSION, s_int, pp) == rSv(ID_TGID, s_int, pp)) outbuf[end++] = 's'; // session leader + if(rSv(NLWP, s_int, pp) > 1) outbuf[end++] = 'l'; // multi-threaded + if(rSv(ID_PGRP, s_int, pp) == rSv(ID_TPGID, s_int, pp)) outbuf[end++] = '+'; // in foreground process group + outbuf[end] = '\0'; + return end; +} + +/* This minimal state display is Unix98 compliant, like SCO and SunOS 5 */ +static int pr_s(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(STATE) + outbuf[0] = rSv(STATE, s_ch, pp); + outbuf[1] = '\0'; + return 1; +} + +static int pr_flag(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(FLAGS) + /* Unix98 requires octal flags */ + /* this user-hostile and volatile junk gets 1 character */ + return snprintf(outbuf, COLWID, "%o", (unsigned)(rSv(FLAGS, ul_int, pp)>>6U)&0x7U); +} + +// plus these: euid,ruid,egroup,rgroup (elsewhere in this file) + +/*********** non-standard ***********/ + +/*** BSD +sess session pointer +(SCO has:Process session leader ID as a decimal value. (SESSION)) +jobc job control count +cpu short-term cpu usage factor (for scheduling) +sl sleep time (in seconds; 127 = infinity) +re core residency time (in seconds; 127 = infinity) +pagein pageins (same as majflt) +lim soft memory limit +tsiz text size (in Kbytes) +***/ + +static int pr_stackp(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ADDR_STACK_START) + return snprintf(outbuf, COLWID, "%0*lx", (int)(2*sizeof(long)), rSv(ADDR_STACK_START, ul_int, pp)); +} + +static int pr_esp(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ADDR_CURR_ESP) + return snprintf(outbuf, COLWID, "%0*lx", (int)(2*sizeof(long)), rSv(ADDR_CURR_ESP, ul_int, pp)); +} + +static int pr_eip(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ADDR_CURR_EIP) + return snprintf(outbuf, COLWID, "%0*lx", (int)(2*sizeof(long)), rSv(ADDR_CURR_EIP, ul_int, pp)); +} + +static int pr_bsdtime(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long long t; + unsigned u; +setREL2(TICS_ALL,TICS_ALL_C) + if(include_dead_children) t = rSv(TICS_ALL_C, ull_int, pp); + else t = rSv(TICS_ALL, ull_int, pp); + u = t / Hertz; + return snprintf(outbuf, COLWID, "%3u:%02u", u/60U, u%60U); +} + +static int pr_bsdstart(char *restrict const outbuf, const proc_t *restrict const pp){ + time_t start; + time_t seconds_ago; +setREL1(TICS_BEGAN) + start = boot_time() + rSv(TICS_BEGAN, ull_int, pp) / Hertz; + seconds_ago = seconds_since_1970 - start; + if(seconds_ago < 0) seconds_ago=0; + if(seconds_ago > 3600*24) snprintf(outbuf, COLWID, "%s", ctime(&start)+4); + else snprintf(outbuf, COLWID, "%s", ctime(&start)+10); + outbuf[6] = '\0'; + return 6; +} + +/* HP-UX puts this in pages and uses "vsz" for kB */ +static int pr_sz(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(VM_SIZE) + return snprintf(outbuf, COLWID, "%lu", rSv(VM_SIZE, ul_int, pp)/(page_size/1024)); +} + +/* + * FIXME: trs,drs,tsiz,dsiz,m_trs,m_drs,vm_exe,vm_data,trss + * I suspect some/all of those are broken. They seem to have been + * inherited by Linux and AIX from early BSD systems. FreeBSD only + * retains tsiz. The prefixed versions come from Debian. + * Sun and Digital have none of this crap. The code here comes + * from an old Linux ps, and might not be correct for ELF executables. + * + * AIX TRS size of resident-set (real memory) of text + * AIX TSIZ size of text (shared-program) image + * FreeBSD tsiz text size (in Kbytes) + * 4.3BSD NET/2 trss text resident set size (in Kbytes) + * 4.3BSD NET/2 tsiz text size (in Kbytes) + */ + +/* kB data size. See drs, tsiz & trs. */ +static int pr_dsiz(char *restrict const outbuf, const proc_t *restrict const pp){ + long dsiz; +setREL3(VSIZE_BYTES,ADDR_CODE_END,ADDR_CODE_START) + dsiz = 0; + if(rSv(VSIZE_BYTES, ul_int, pp)) dsiz += (rSv(VSIZE_BYTES, ul_int, pp) - rSv(ADDR_CODE_END, ul_int, pp) + rSv(ADDR_CODE_START, ul_int, pp)) >> 10; + return snprintf(outbuf, COLWID, "%ld", dsiz); +} + +/* kB text (code) size. See trs, dsiz & drs. */ +static int pr_tsiz(char *restrict const outbuf, const proc_t *restrict const pp){ + long tsiz; +setREL3(VSIZE_BYTES,ADDR_CODE_END,ADDR_CODE_START) + tsiz = 0; + if(rSv(VSIZE_BYTES, ul_int, pp)) tsiz += (rSv(ADDR_CODE_END, ul_int, pp) - rSv(ADDR_CODE_START, ul_int, pp)) >> 10; + return snprintf(outbuf, COLWID, "%ld", tsiz); +} + +/* kB _resident_ data size. See dsiz, tsiz & trs. */ +static int pr_drs(char *restrict const outbuf, const proc_t *restrict const pp){ + long drs; +setREL3(VSIZE_BYTES,ADDR_CODE_END,ADDR_CODE_START) + drs = 0; + if(rSv(VSIZE_BYTES, ul_int, pp)) drs += (rSv(VSIZE_BYTES, ul_int, pp) - rSv(ADDR_CODE_END, ul_int, pp) + rSv(ADDR_CODE_START, ul_int, pp)) >> 10; + return snprintf(outbuf, COLWID, "%ld", drs); +} + +/* kB text _resident_ (code) size. See tsiz, dsiz & drs. */ +static int pr_trs(char *restrict const outbuf, const proc_t *restrict const pp){ + long trs; +setREL3(VSIZE_BYTES,ADDR_CODE_END,ADDR_CODE_START) + trs = 0; + if(rSv(VSIZE_BYTES, ul_int, pp)) trs += (rSv(ADDR_CODE_END, ul_int, pp) - rSv(ADDR_CODE_START, ul_int, pp)) >> 10; + return snprintf(outbuf, COLWID, "%ld", trs); +} + +static int pr_swapable(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL3(VM_DATA,VM_STACK,VSIZE_BYTES) // that last enum will approximate sort needs + return snprintf(outbuf, COLWID, "%lu", rSv(VM_DATA, ul_int, pp) + rSv(VM_STACK, ul_int, pp)); +} + +/* nasty old Debian thing */ +static int pr_size(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(VSIZE_BYTES) + return snprintf(outbuf, COLWID, "%lu", rSv(VSIZE_BYTES, ul_int, pp)); +} + +static int pr_minflt(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(FLT_MIN,FLT_MIN_C) + unsigned long flt = rSv(FLT_MIN, ul_int, pp); + if(include_dead_children) flt = rSv(FLT_MIN_C, ul_int, pp); + return snprintf(outbuf, COLWID, "%lu", flt); +} + +static int pr_majflt(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(FLT_MAJ,FLT_MAJ_C) + unsigned long flt = rSv(FLT_MAJ, ul_int, pp); + if(include_dead_children) flt = rSv(FLT_MAJ_C, ul_int, pp); + return snprintf(outbuf, COLWID, "%lu", flt); +} + +static int pr_lim(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(RSS_RLIM) + if(rSv(RSS_RLIM, ul_int, pp) == RLIM_INFINITY){ + outbuf[0] = 'x'; + outbuf[1] = 'x'; + outbuf[2] = '\0'; + return 2; + } + return snprintf(outbuf, COLWID, "%5lu", rSv(RSS_RLIM, ul_int, pp) >> 10L); +} + +/* should print leading tilde ('~') if process is bound to the CPU */ +static int pr_psr(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PROCESSOR) + return snprintf(outbuf, COLWID, "%d", rSv(PROCESSOR, s_int, pp)); +} + +static int pr_pss(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SMAP_PSS) + return snprintf(outbuf, COLWID, "%lu", rSv(SMAP_PSS, ul_int, pp)); +} + +static int pr_numa(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(PROCESSOR_NODE) + return snprintf(outbuf, COLWID, "%d", rSv(PROCESSOR_NODE, s_int, pp)); +} + +static int pr_rss(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(VM_RSS) + return snprintf(outbuf, COLWID, "%lu", rSv(VM_RSS, ul_int, pp)); +} + +/* pp->vm_rss * 1000 would overflow on 32-bit systems with 64 GB memory */ +static int pr_pmem(char *restrict const outbuf, const proc_t *restrict const pp){ + unsigned long pmem; +setREL1(VM_RSS) + pmem = 0; + pmem = rSv(VM_RSS, ul_int, pp) * 1000ULL / memory_total(); + if (pmem > 999) pmem = 999; + return snprintf(outbuf, COLWID, "%2u.%u", (unsigned)(pmem/10), (unsigned)(pmem%10)); +} + +// Format cannot be %c as the length changes depending on locale +#define DEFAULT_LSTART_FORMAT "%a %b %e %H:%M:%S %Y" +static int pr_lstart(char *restrict const outbuf, const proc_t *restrict const pp){ + time_t t; + struct tm start_time; + size_t len; +setREL1(TICS_BEGAN) + t = boot_time() + rSv(TICS_BEGAN, ull_int, pp) / Hertz; + if (localtime_r(&t, &start_time) == NULL) + return 0; + len = strftime(outbuf, COLWID, + (lstart_format?lstart_format:DEFAULT_LSTART_FORMAT), &start_time); + if (len <= 0 || len >= COLWID) + outbuf[len = 0] = '\0'; + return len; +} + +/* Unix98 specifies a STIME header for a column that shows the start + * time of the process, but does not specify a format or format specifier. + * From the general Unix98 rules, we know there must not be any spaces. + * Most systems violate that rule, though the Solaris documentation + * claims to print the column without spaces. (NOT!) + * + * So this isn't broken, but could be renamed to u98_std_stime, + * as long as it still shows as STIME when using the -f option. + */ +static int pr_stime(char *restrict const outbuf, const proc_t *restrict const pp){ + struct tm proc_time; + struct tm our_time; + time_t t; + const char *fmt; + int tm_year; + int tm_yday; + size_t len; +setREL1(TICS_BEGAN) + if (localtime_r(&seconds_since_1970, &our_time) == NULL) + return 0; + tm_year = our_time.tm_year; + tm_yday = our_time.tm_yday; + t = boot_time() + rSv(TICS_BEGAN, ull_int, pp) / Hertz; + if (localtime_r(&t, &proc_time) == NULL) + return 0; + fmt = "%H:%M"; /* 03:02 23:59 */ + if(tm_yday != proc_time.tm_yday) fmt = "%b%d"; /* Jun06 Aug27 */ + if(tm_year != proc_time.tm_year) fmt = "%Y"; /* 1991 2001 */ + len = strftime(outbuf, COLWID, fmt, &proc_time); + if(len <= 0 || len >= COLWID) outbuf[len = 0] = '\0'; + return len; +} + +static int pr_start(char *restrict const outbuf, const proc_t *restrict const pp){ + time_t t; + char *str; +setREL1(TICS_BEGAN) + t = boot_time() + rSv(TICS_BEGAN, ull_int, pp) / Hertz; + str = ctime(&t); + if(str[8]==' ') str[8]='0'; + if(str[11]==' ') str[11]='0'; + if((unsigned long)t+60*60*24 > (unsigned long)seconds_since_1970) + return snprintf(outbuf, COLWID, "%8.8s", str+11); + return snprintf(outbuf, COLWID, " %6.6s", str+4); +} + +static int help_pr_sig(char *restrict const outbuf, const char *restrict const sig){ + int ret; + const size_t len = strlen(sig); + + if (signal_names) { + int rightward; + rightward = max_rightward; + if ( (ret = print_signame(outbuf, sig, rightward)) > 0) + return ret; + } + + if(wide_signals){ + if(len>8) return snprintf(outbuf, COLWID, "%s", sig); + return snprintf(outbuf, COLWID, "00000000%s", sig); + } + if(len-strspn(sig,"0") > 8) + return snprintf(outbuf, COLWID, "<%s", sig+len-8); + if(len < 8) + return snprintf(outbuf, COLWID, "%s%s", "00000000"+len, sig); + return snprintf(outbuf, COLWID, "%s", sig+len-8); +} + +// This one is always thread-specific pending. (from Dragonfly BSD) +static int pr_tsig(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SIGPENDING) + return help_pr_sig(outbuf, rSv(SIGPENDING, str, pp)); +} +// This one is (wrongly?) thread-specific when printing thread lines, +// but process-pending otherwise. +static int pr_sig(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SIGNALS) + return help_pr_sig(outbuf, rSv(SIGNALS, str, pp)); +} +static int pr_sigmask(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SIGBLOCKED) + return help_pr_sig(outbuf, rSv(SIGBLOCKED, str, pp)); +} +static int pr_sigignore(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SIGIGNORE) + return help_pr_sig(outbuf, rSv(SIGIGNORE, str, pp)); +} +static int pr_sigcatch(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SIGCATCH) + return help_pr_sig(outbuf, rSv(SIGCATCH, str, pp)); +} + +static int pr_uss(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SMAP_PRV_TOTAL) + return snprintf(outbuf, COLWID, "%lu", rSv(SMAP_PRV_TOTAL, ul_int, pp)); +} + +//////////////////////////////////////////////////////////////////////////////// + +/* + * internal terms: ruid euid suid fuid + * kernel vars: uid euid suid fsuid + * command args: ruid uid svuid n/a + */ + +static int pr_egid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_EGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_EGID, u_int, pp)); +} +static int pr_rgid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_RGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_RGID, u_int, pp)); +} +static int pr_sgid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_SGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_SGID, u_int, pp)); +} +static int pr_fgid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_FGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_FGID, u_int, pp)); +} + +static int pr_euid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_EUID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_EUID, u_int, pp)); +} +static int pr_ruid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_RUID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_RUID, u_int, pp)); +} +static int pr_suid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_SUID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_SUID, u_int, pp)); +} +static int pr_fuid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_FUID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_FUID, u_int, pp)); +} +static int pr_luid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_LOGIN) + if(rSv(ID_LOGIN, s_int, pp)==-1) return snprintf(outbuf, COLWID, "-"); + return snprintf(outbuf, COLWID, "%d", rSv(ID_LOGIN, s_int, pp)); +} + +// The Open Group Base Specifications Issue 6 (IEEE Std 1003.1, 2004 Edition) +// requires that user and group names print as decimal numbers if there is +// not enough room in the column. However, we will now truncate such names +// and provide a visual hint of such truncation. Hopefully, this will reduce +// the volume of bug reports regarding that former 'feature'. +// +// The UNIX and POSIX way to change column width is to rename it: +// ps -o pid,user=CumbersomeUserNames -o comm +// The easy way is to directly specify the desired width: +// ps -o pid,user:19,comm +// +static int do_pr_name(char *restrict const outbuf, const char *restrict const name, unsigned u){ + if(!user_is_number){ + int rightward = OUTBUF_SIZE; /* max cells */ + int len; /* real cells */ + + escape_str(outbuf, name, OUTBUF_SIZE, &rightward); + len = OUTBUF_SIZE-rightward; + + if(len <= (int)max_rightward) + return len; /* returns number of cells */ + + // only use '+' when not on a multi-byte char, else show uid + if (max_rightward >= 1 && (unsigned)outbuf[max_rightward-1] < 127) { + len = max_rightward-1; + outbuf[len++] = '+'; + outbuf[len] = 0; + return len; + } + } + return snprintf(outbuf, COLWID, "%u", u); +} + +static int pr_ruser(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_RUSER,ID_RUID) + return do_pr_name(outbuf, rSv(ID_RUSER, str, pp), rSv(ID_RUID, u_int, pp)); +} +static int pr_euser(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_EUSER,ID_EUID) + return do_pr_name(outbuf, rSv(ID_EUSER, str, pp), rSv(ID_EUID, u_int, pp)); +} +static int pr_fuser(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_FUSER,ID_FUID) + return do_pr_name(outbuf, rSv(ID_FUSER, str, pp), rSv(ID_FUID, u_int, pp)); +} +static int pr_suser(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_SUSER,ID_SUID) + return do_pr_name(outbuf, rSv(ID_SUSER, str, pp), rSv(ID_SUID, u_int, pp)); +} +static int pr_egroup(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_EGROUP,ID_EGID) + return do_pr_name(outbuf, rSv(ID_EGROUP, str, pp), rSv(ID_EGID, u_int, pp)); +} +static int pr_rgroup(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_RGROUP,ID_RGID) + return do_pr_name(outbuf, rSv(ID_RGROUP, str, pp), rSv(ID_RGID, u_int, pp)); +} +static int pr_fgroup(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_FGROUP,ID_FGID) + return do_pr_name(outbuf, rSv(ID_FGROUP, str, pp), rSv(ID_FGID, u_int, pp)); +} +static int pr_sgroup(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL2(ID_SGROUP,ID_SGID) + return do_pr_name(outbuf, rSv(ID_SGROUP, str, pp), rSv(ID_SGID, u_int, pp)); +} + +////////////////////////////////////////////////////////////////////////////////// + +// IO stats +static int pr_rbytes(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_READ_BYTES) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_READ_BYTES, ul_int, pp)); +} +static int pr_rchars(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_READ_CHARS) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_READ_CHARS, ul_int, pp)); +} +static int pr_rops(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_READ_OPS) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_READ_OPS, ul_int, pp)); +} +static int pr_wbytes(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_WRITE_BYTES) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_WRITE_BYTES, ul_int, pp)); +} +static int pr_wcbytes(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_WRITE_CBYTES) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_WRITE_CBYTES, ul_int, pp)); +} +static int pr_wchars(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_WRITE_CHARS) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_WRITE_CHARS, ul_int, pp)); +} +static int pr_wops(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(IO_WRITE_OPS) + return snprintf(outbuf, COLWID, "%lu", rSv(IO_WRITE_OPS, ul_int, pp)); +} + +////////////////////////////////////////////////////////////////////////////////// + +// PID pid, TGID tgid +static int pr_procs(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_TGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_TGID, s_int, pp)); +} +// LWP lwp, SPID spid, TID tid +static int pr_tasks(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_PID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_PID, s_int, pp)); +} +// thcount THCNT +static int pr_nlwp(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(NLWP) + return snprintf(outbuf, COLWID, "%d", rSv(NLWP, s_int, pp)); +} + +static int pr_sess(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_SESSION) + return snprintf(outbuf, COLWID, "%d", rSv(ID_SESSION, s_int, pp)); +} + +static int pr_supgid(char *restrict const outbuf, const proc_t *restrict const pp){ + int rightward; +setREL1(SUPGIDS) + rightward = max_rightward; + escaped_copy(outbuf, rSv(SUPGIDS, str, pp), OUTBUF_SIZE, &rightward); + return max_rightward-rightward; +} + +static int pr_supgrp(char *restrict const outbuf, const proc_t *restrict const pp){ + int rightward; +setREL1(SUPGROUPS) + rightward = max_rightward; + escape_str(outbuf, rSv(SUPGROUPS, str, pp), OUTBUF_SIZE, &rightward); + return max_rightward-rightward; +} + +static int pr_tpgid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(ID_TPGID) + return snprintf(outbuf, COLWID, "%d", rSv(ID_TPGID, s_int, pp)); +} + +/* SGI uses "cpu" to print the processor ID with header "P" */ +static int pr_sgi_p(char *restrict const outbuf, const proc_t *restrict const pp){ /* FIXME */ +setREL2(STATE,PROCESSOR) + if(rSv(STATE, s_ch, pp) == 'R') return snprintf(outbuf, COLWID, "%u", rSv(PROCESSOR, u_int, pp)); + return snprintf(outbuf, COLWID, "*"); +} + +/* full path to executable */ +static int pr_exe(char *restrict const outbuf, const proc_t *restrict const pp){ + int rightward; +setREL1(EXE) + rightward = max_rightward; + escape_str(outbuf, rSv(EXE, str, pp), OUTBUF_SIZE, &rightward); + return max_rightward-rightward; +} + +/* %cpu utilization over task lifetime, as ##.### format */ +static int pr_utilization(char *restrict const outbuf, const proc_t *restrict const pp){ +double cu; +setREL1(UTILIZATION) + cu = rSv(UTILIZATION, real, pp); + /* this check is really just for us (the ps program) since we will be very + short lived and the library might reflect 100% or even more utilization */ + if (cu > 99.0) cu = 99.999; + return snprintf(outbuf, COLWID, "%#.3f", cu); +} + +/* %cpu utilization (plus dead children) over task lifetime, as ##.### format */ +static int pr_utilization_c(char *restrict const outbuf, const proc_t *restrict const pp){ +double cu; +setREL1(UTILIZATION_C) + cu = rSv(UTILIZATION_C, real, pp); + /* this check is really just for us (the ps program) since we will be very + short lived and the library might reflect 100% or even more utilization */ + if (cu > 99.0) cu = 99.999; + return snprintf(outbuf, COLWID, "%#.3f", cu); +} + +/************************* Systemd stuff ********************************/ +static int pr_sd_unit(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_UNIT) + return snprintf(outbuf, COLWID, "%s", rSv(SD_UNIT, str, pp)); +} + +static int pr_sd_session(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_SESS) + return snprintf(outbuf, COLWID, "%s", rSv(SD_SESS, str, pp)); +} + +static int pr_sd_ouid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_OUID) + return snprintf(outbuf, COLWID, "%s", rSv(SD_OUID, str, pp)); +} + +static int pr_sd_machine(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_MACH) + return snprintf(outbuf, COLWID, "%s", rSv(SD_MACH, str, pp)); +} + +static int pr_sd_uunit(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_UUNIT) + return snprintf(outbuf, COLWID, "%s", rSv(SD_UUNIT, str, pp)); +} + +static int pr_sd_seat(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_SEAT) + return snprintf(outbuf, COLWID, "%s", rSv(SD_SEAT, str, pp)); +} + +static int pr_sd_slice(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(SD_SLICE) + return snprintf(outbuf, COLWID, "%s", rSv(SD_SLICE, str, pp)); +} +/************************ Linux namespaces ******************************/ + +#define _pr_ns(NAME, ID)\ +static int pr_##NAME(char *restrict const outbuf, const proc_t *restrict const pp) {\ + setREL1(NS_ ## ID) \ + if (rSv(NS_ ## ID, ul_int, pp)) \ + return snprintf(outbuf, COLWID, "%lu", rSv(NS_ ## ID, ul_int, pp)); \ + else \ + return snprintf(outbuf, COLWID, "-"); \ +} +_pr_ns(cgroupns, CGROUP); +_pr_ns(ipcns, IPC); +_pr_ns(mntns, MNT); +_pr_ns(netns, NET); +_pr_ns(pidns, PID); +_pr_ns(timens, TIME); +_pr_ns(userns, USER); +_pr_ns(utsns, UTS); +#undef _pr_ns + +/************************ Linux containers ******************************/ +static int pr_lxcname(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(LXCNAME) + return snprintf(outbuf, COLWID, "%s", rSv(LXCNAME, str, pp)); +} + +/****************** FLASK & seLinux security stuff **********************/ +// move the bulk of this to libproc sometime +// This needs more study, considering: +// 1. the static linking option (maybe disable this in that case) +// 2. the -z and -Z option issue +// 3. width of output +static int pr_context(char *restrict const outbuf, const proc_t *restrict const pp){ + static void (*ps_freecon)(char*); + static int (*ps_getpidcon)(pid_t pid, char **context); +#if ENABLE_LIBSELINUX + static int (*ps_is_selinux_enabled)(void); + static int tried_load; +#endif + static int selinux_enabled; + size_t len; + char *context; +setREL1(ID_TGID) + +#if ENABLE_LIBSELINUX + if(!ps_getpidcon && !tried_load){ + void *handle = dlopen("libselinux.so.1", RTLD_NOW); + if(handle){ + ps_freecon = dlsym(handle, "freecon"); + if(dlerror()) + ps_freecon = 0; + dlerror(); + ps_getpidcon = dlsym(handle, "getpidcon"); + if(dlerror()) + ps_getpidcon = 0; + ps_is_selinux_enabled = dlsym(handle, "is_selinux_enabled"); + if(dlerror()) + ps_is_selinux_enabled = 0; + else + selinux_enabled = ps_is_selinux_enabled(); + } + tried_load++; + } +#endif + if(ps_getpidcon && selinux_enabled && !ps_getpidcon(rSv(ID_TGID, s_int, pp), &context)){ + size_t max_len = OUTBUF_SIZE-1; + len = strlen(context); + if(len > max_len) len = max_len; + memcpy(outbuf, context, len); + if (len >= 1 && outbuf[len-1] == '\n') --len; + outbuf[len] = '\0'; + ps_freecon(context); + }else{ + char filename[48]; + ssize_t num_read; + int fd; + + snprintf(filename, sizeof filename, "/proc/%d/attr/current", rSv(ID_TGID, s_int, pp)); + + if ((fd = open(filename, O_RDONLY, 0)) != -1) { + num_read = read(fd, outbuf, OUTBUF_SIZE-1); + close(fd); + if (num_read > 0) { + outbuf[num_read] = '\0'; + len = 0; + while(isprint(outbuf[len])) + len++; + outbuf[len] = '\0'; + if(len) + return len; + } + } + outbuf[0] = '-'; + outbuf[1] = '\0'; + len = 1; + } + return len; +} + +/************************ Linux autogroups ******************************/ +static int pr_agid(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(AUTOGRP_ID) + return snprintf(outbuf, COLWID, "%d", rSv(AUTOGRP_ID, s_int, pp)); +} +static int pr_agnice(char *restrict const outbuf, const proc_t *restrict const pp){ +setREL1(AUTOGRP_NICE) + return snprintf(outbuf, COLWID, "%d", rSv(AUTOGRP_NICE, s_int, pp)); +} + +////////////////////////////// Test code ///////////////////////////////// + +// like "args" +static int pr_t_unlimited(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"[123456789-12345] <defunct>","ps","123456789-123456"}; + if (!outbuf) return 0; + (void)pp; + snprintf(outbuf, max_rightward+1, "%s", vals[lines_to_next_header%3u]); + return strlen(outbuf); +} +static int pr_t_unlimited2(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"unlimited", "[123456789-12345] <defunct>","ps","123456789-123456"}; + if (!outbuf) return 0; + (void)pp; + snprintf(outbuf, max_rightward+1, "%s", vals[lines_to_next_header%4u]); + return strlen(outbuf); +} + +// like "etime" +static int pr_t_right(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"999-23:59:59","99-23:59:59","9-23:59:59","59:59"}; + if (!outbuf) return 0; + (void)pp; + return snprintf(outbuf, COLWID, "%s", vals[lines_to_next_header%4u]); +} +static int pr_t_right2(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"999-23:59:59","99-23:59:59","9-23:59:59"}; + if (!outbuf) return 0; + (void)pp; + return snprintf(outbuf, COLWID, "%s", vals[lines_to_next_header%3u]); +} + +// like "tty" +static int pr_t_left(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"tty7","pts/9999","iseries/vtty42","ttySMX0","3270/tty4"}; + if (!outbuf) return 0; + (void)pp; + return snprintf(outbuf, COLWID, "%s", vals[lines_to_next_header%5u]); +} +static int pr_t_left2(char *restrict const outbuf, const proc_t *restrict const pp){ + static const char *const vals[] = {"tty7","pts/9999","ttySMX0","3270/tty4"}; + if (!outbuf) return 0; + (void)pp; + return snprintf(outbuf, COLWID, "%s", vals[lines_to_next_header%4u]); +} + +/***************************************************************************/ +/*************************** other stuff ***********************************/ + +/* + * Old header specifications. + * + * short Up " PID TTY STAT TIME COMMAND" + * long l Pp " FLAGS UID PID PPID PRI NI SIZE RSS WCHAN STA TTY TIME COMMAND + * user u up "USER PID %CPU %MEM SIZE RSS TTY STAT START TIME COMMAND + * jobs j gPp " PPID PID PGID SID TTY TPGID STAT UID TIME COMMAND + * sig s p " UID PID SIGNAL BLOCKED IGNORED CATCHED STAT TTY TIME COMMAND + * vm v r " PID TTY STAT TIME PAGEIN TSIZ DSIZ RSS LIM %MEM COMMAND + * m m r " PID TTY MAJFLT MINFLT TRS DRS SIZE SWAP RSS SHRD LIB DT COMMAND + * regs X p "NR PID STACK ESP EIP TMOUT ALARM STAT TTY TIME COMMAND + */ + +/* + * Unix98 requires that the heading for tty is TT, though XPG4, Digital, + * and BSD use TTY. The Unix98 headers are: + * args,comm,etime,group,nice,pcpu,pgid + * pid,ppid,rgroup,ruser,time,tty,user,vsz + * + * BSD c: "command" becomes accounting name ("comm" or "ucomm") + * BSD n: "user" becomes "uid" and "wchan" becomes "nwchan" (number) + */ + +/* Justification control for flags field. */ +#define USER CF_USER // left if text, right if numeric +#define LEFT CF_LEFT +#define RIGHT CF_RIGHT +#define UNLIMITED CF_UNLIMITED +#define WCHAN CF_WCHAN // left if text, right if numeric +#define SIGNAL CF_SIGNAL // right in 9, or 16 if room +#define PIDMAX CF_PIDMAX +#define TO CF_PRINT_THREAD_ONLY +#define PO CF_PRINT_PROCESS_ONLY +#define ET CF_PRINT_EVERY_TIME +#define AN CF_PRINT_AS_NEEDED // no idea + + +/* TODO + * pull out annoying BSD aliases into another table (to macro table?) + * add sorting functions here (to unify names) + */ + +/* temporary hack -- mark new stuff grabbed from Debian ps */ +#define LNx LNX + +/* Note: upon conversion to the <pids> API the numerous former sort provisions + for otherwise non-printable fields (pr_nop) have been retained. And, + since the new library can sort on any item, many previously printable + but unsortable fields have now been made sortable. */ +/* there are about 211 listed */ +/* Many of these are placeholders for unsupported options. */ +static const format_struct format_array[] = { /* + .spec .head .pr .sr .width .vendor .flags */ +{"%cpu", "%CPU", pr_pcpu, PIDS_UTILIZATION, 4, BSD, ET|RIGHT}, /*pcpu*/ +{"%mem", "%MEM", pr_pmem, PIDS_VM_RSS, 4, BSD, PO|RIGHT}, /*pmem*/ +{"_left", "LLLLLLLL", pr_t_left, PIDS_noop, 8, TST, ET|LEFT}, +{"_left2", "L2L2L2L2", pr_t_left2, PIDS_noop, 8, TST, ET|LEFT}, +{"_right", "RRRRRRRRRRR", pr_t_right, PIDS_noop, 11, TST, ET|RIGHT}, +{"_right2", "R2R2R2R2R2R", pr_t_right2, PIDS_noop, 11, TST, ET|RIGHT}, +{"_unlimited","U", pr_t_unlimited, PIDS_noop, 16, TST, ET|UNLIMITED}, +{"_unlimited2","U2", pr_t_unlimited2, PIDS_noop, 16, TST, ET|UNLIMITED}, +{"acflag", "ACFLG", pr_nop, PIDS_noop, 5, XXX, AN|RIGHT}, /*acflg*/ +{"acflg", "ACFLG", pr_nop, PIDS_noop, 5, BSD, AN|RIGHT}, /*acflag*/ +{"addr", "ADDR", pr_nop, PIDS_noop, 4, XXX, AN|RIGHT}, +{"addr_1", "ADDR", pr_nop, PIDS_noop, 1, LNX, AN|LEFT}, +{"ag_id", "AGID", pr_agid, PIDS_AUTOGRP_ID, 5, LNX, AN|RIGHT}, +{"ag_nice", "AGNI", pr_agnice, PIDS_AUTOGRP_NICE, 4, LNX, AN|RIGHT}, +{"alarm", "ALARM", pr_nop, PIDS_noop, 5, LNX, AN|RIGHT}, +{"argc", "ARGC", pr_nop, PIDS_noop, 4, LNX, PO|RIGHT}, +{"args", "COMMAND", pr_args, PIDS_CMDLINE, 27, U98, PO|UNLIMITED}, /*command*/ +{"atime", "TIME", pr_time, PIDS_TIME_ALL, 8, SOE, ET|RIGHT}, /*cputime*/ /* was 6 wide */ +{"blocked", "BLOCKED", pr_sigmask, PIDS_SIGBLOCKED, 9, BSD, TO|SIGNAL},/*sigmask*/ +{"bnd", "BND", pr_nop, PIDS_noop, 1, AIX, TO|RIGHT}, +{"bsdstart", "START", pr_bsdstart, PIDS_TICS_BEGAN, 6, LNX, ET|RIGHT}, +{"bsdtime", "TIME", pr_bsdtime, PIDS_TICS_ALL, 6, LNX, ET|RIGHT}, +{"c", "C", pr_c, PIDS_UTILIZATION, 2, SUN, ET|RIGHT}, +{"caught", "CAUGHT", pr_sigcatch, PIDS_SIGCATCH, 9, BSD, TO|SIGNAL}, /*sigcatch*/ +{"cgname", "CGNAME", pr_cgname, PIDS_CGNAME, 27, LNX, PO|UNLIMITED}, +{"cgroup", "CGROUP", pr_cgroup, PIDS_CGROUP, 27, LNX, PO|UNLIMITED}, +{"cgroupns", "CGROUPNS",pr_cgroupns, PIDS_NS_CGROUP, 10, LNX, ET|RIGHT}, +{"class", "CLS", pr_class, PIDS_SCHED_CLASS, 3, XXX, TO|LEFT}, +{"cls", "CLS", pr_class, PIDS_SCHED_CLASS, 3, HPU, TO|RIGHT}, /*says HPUX or RT*/ +{"cmaj_flt", "-", pr_nop, PIDS_noop, 1, LNX, AN|RIGHT}, +{"cmd", "CMD", pr_args, PIDS_CMDLINE, 27, DEC, PO|UNLIMITED}, /*ucomm*/ +{"cmin_flt", "-", pr_nop, PIDS_noop, 1, LNX, AN|RIGHT}, +{"cnswap", "-", pr_nop, PIDS_noop, 1, LNX, AN|RIGHT}, +{"comm", "COMMAND", pr_comm, PIDS_CMD, 15, U98, PO|UNLIMITED}, /*ucomm*/ +{"command", "COMMAND", pr_args, PIDS_CMDLINE, 27, XXX, PO|UNLIMITED}, /*args*/ +{"context", "CONTEXT", pr_context, PIDS_ID_TGID, 31, LNX, ET|LEFT}, +{"cp", "CP", pr_cp, PIDS_UTILIZATION, 3, DEC, ET|RIGHT}, /*cpu*/ +{"cpu", "CPU", pr_nop, PIDS_noop, 3, BSD, AN|RIGHT}, /* FIXME ... HP-UX wants this as the CPU number for SMP? */ +{"cpuid", "CPUID", pr_psr, PIDS_PROCESSOR, 5, BSD, TO|RIGHT}, // OpenBSD: 8 wide! +{"cputime", "TIME", pr_time, PIDS_TIME_ALL, 8, DEC, ET|RIGHT}, /*time*/ +{"cputimes", "TIME", pr_times, PIDS_TIME_ALL, 8, LNX, ET|RIGHT}, /*time*/ +{"ctid", "CTID", pr_nop, PIDS_noop, 5, SUN, ET|RIGHT}, // resource contracts? +{"cuc", "%CUC", pr_utilization_c, PIDS_UTILIZATION_C, 7, XXX, AN|RIGHT}, +{"cursig", "CURSIG", pr_nop, PIDS_noop, 6, DEC, AN|RIGHT}, +{"cutime", "-", pr_nop, PIDS_TICS_USER_C, 1, LNX, AN|RIGHT}, +{"cuu", "%CUU", pr_utilization, PIDS_UTILIZATION, 6, XXX, AN|RIGHT}, +{"cwd", "CWD", pr_nop, PIDS_noop, 3, LNX, AN|LEFT}, +{"drs", "DRS", pr_drs, PIDS_VSIZE_BYTES, 5, LNX, PO|RIGHT}, +{"dsiz", "DSIZ", pr_dsiz, PIDS_VSIZE_BYTES, 4, LNX, PO|RIGHT}, +{"egid", "EGID", pr_egid, PIDS_ID_EGID, 5, LNX, ET|RIGHT}, +{"egroup", "EGROUP", pr_egroup, PIDS_ID_EGROUP, 8, LNX, ET|USER}, +{"eip", "EIP", pr_eip, PIDS_ADDR_CURR_EIP, (int)(2*sizeof(long)), LNX, TO|RIGHT}, +{"emul", "EMUL", pr_nop, PIDS_noop, 13, BSD, PO|LEFT}, /* "FreeBSD ELF32" and such */ +{"end_code", "E_CODE", pr_nop, PIDS_ADDR_CODE_END, (int)(2*sizeof(long)), LNx, PO|RIGHT}, // sortable, but unprintable ?? +{"environ","ENVIRONMENT",pr_nop, PIDS_noop, 11, LNx, PO|UNLIMITED}, +{"esp", "ESP", pr_esp, PIDS_ADDR_CURR_ESP, (int)(2*sizeof(long)), LNX, TO|RIGHT}, +{"etime", "ELAPSED", pr_etime, PIDS_TIME_ELAPSED, 11, U98, ET|RIGHT}, /* was 7 wide */ +{"etimes", "ELAPSED", pr_etimes, PIDS_TIME_ELAPSED, 7, BSD, ET|RIGHT}, /* FreeBSD */ +{"euid", "EUID", pr_euid, PIDS_ID_EUID, 5, LNX, ET|RIGHT}, +{"euser", "EUSER", pr_euser, PIDS_ID_EUSER, 8, LNX, ET|USER}, +{"exe", "EXE", pr_exe, PIDS_EXE, 27, LNX, PO|UNLIMITED}, +{"f", "F", pr_flag, PIDS_FLAGS, 1, XXX, ET|RIGHT}, /*flags*/ +{"fgid", "FGID", pr_fgid, PIDS_FLAGS, 5, LNX, ET|RIGHT}, +{"fgroup", "FGROUP", pr_fgroup, PIDS_ID_FGROUP, 8, LNX, ET|USER}, +{"flag", "F", pr_flag, PIDS_FLAGS, 1, DEC, ET|RIGHT}, +{"flags", "F", pr_flag, PIDS_FLAGS, 1, BSD, ET|RIGHT}, /*f*/ /* was FLAGS, 8 wide */ +{"fname", "COMMAND", pr_fname, PIDS_CMD, 8, SUN, PO|LEFT}, +{"fsgid", "FSGID", pr_fgid, PIDS_ID_FGID, 5, LNX, ET|RIGHT}, +{"fsgroup", "FSGROUP", pr_fgroup, PIDS_ID_FGROUP, 8, LNX, ET|USER}, +{"fsuid", "FSUID", pr_fuid, PIDS_ID_FUID, 5, LNX, ET|RIGHT}, +{"fsuser", "FSUSER", pr_fuser, PIDS_ID_FUSER, 8, LNX, ET|USER}, +{"fuid", "FUID", pr_fuid, PIDS_ID_FUID, 5, LNX, ET|RIGHT}, +{"fuser", "FUSER", pr_fuser, PIDS_ID_FUSER, 8, LNX, ET|USER}, +{"gid", "GID", pr_egid, PIDS_ID_EGID, 5, SUN, ET|RIGHT}, +{"group", "GROUP", pr_egroup, PIDS_ID_EGROUP, 8, U98, ET|USER}, +{"ignored", "IGNORED", pr_sigignore, PIDS_SIGIGNORE, 9, BSD, TO|SIGNAL},/*sigignore*/ +{"inblk", "INBLK", pr_nop, PIDS_noop, 5, BSD, AN|RIGHT}, /*inblock*/ +{"inblock", "INBLK", pr_nop, PIDS_noop, 5, DEC, AN|RIGHT}, /*inblk*/ +{"intpri", "PRI", pr_opri, PIDS_PRIORITY, 3, HPU, TO|RIGHT}, +{"ipcns", "IPCNS", pr_ipcns, PIDS_NS_IPC, 10, LNX, ET|RIGHT}, +{"jid", "JID", pr_nop, PIDS_noop, 1, SGI, PO|RIGHT}, +{"jobc", "JOBC", pr_nop, PIDS_noop, 4, XXX, AN|RIGHT}, +{"ktrace", "KTRACE", pr_nop, PIDS_noop, 8, BSD, AN|RIGHT}, +{"ktracep", "KTRACEP", pr_nop, PIDS_noop, 8, BSD, AN|RIGHT}, +{"label", "LABEL", pr_context, PIDS_ID_TGID, 31, SGI, ET|LEFT}, +{"lastcpu", "C", pr_psr, PIDS_PROCESSOR, 3, BSD, TO|RIGHT}, // DragonFly +{"lim", "LIM", pr_lim, PIDS_RSS_RLIM, 5, BSD, AN|RIGHT}, +{"login", "LOGNAME", pr_nop, PIDS_noop, 8, BSD, AN|LEFT}, /*logname*/ /* double check */ +{"logname", "LOGNAME", pr_nop, PIDS_noop, 8, XXX, AN|LEFT}, /*login*/ +{"longtname", "TTY", pr_tty8, PIDS_TTY_NAME, 8, DEC, PO|LEFT}, +{"lsession", "SESSION", pr_sd_session, PIDS_SD_SESS, 11, LNX, ET|LEFT}, +{"lstart", "STARTED", pr_lstart, PIDS_TICS_BEGAN, 24, XXX, ET|RIGHT}, +{"luid", "LUID", pr_luid, PIDS_ID_LOGIN, 5, LNX, ET|RIGHT}, /* login ID */ +{"luser", "LUSER", pr_nop, PIDS_noop, 8, LNX, ET|USER}, /* login USER */ +{"lwp", "LWP", pr_tasks, PIDS_ID_PID, 5, SUN, TO|PIDMAX|RIGHT}, +{"lxc", "LXC", pr_lxcname, PIDS_LXCNAME, 8, LNX, ET|LEFT}, +{"m_drs", "DRS", pr_drs, PIDS_VSIZE_BYTES, 5, LNx, PO|RIGHT}, +{"m_dt", "DT", pr_nop, PIDS_noop, 4, LNx, PO|RIGHT}, +{"m_lrs", "LRS", pr_nop, PIDS_noop, 5, LNx, PO|RIGHT}, +{"m_resident", "RES", pr_nop, PIDS_MEM_RES_PGS, 5, LNx, PO|RIGHT}, +{"m_share", "SHRD", pr_nop, PIDS_MEM_SHR_PGS, 5, LNx, PO|RIGHT}, +{"m_size", "SIZE", pr_size, PIDS_VSIZE_BYTES, 5, LNX, PO|RIGHT}, +{"m_swap", "SWAP", pr_nop, PIDS_noop, 5, LNx, PO|RIGHT}, +{"m_trs", "TRS", pr_trs, PIDS_VSIZE_BYTES, 5, LNx, PO|RIGHT}, +{"machine", "MACHINE", pr_sd_machine, PIDS_SD_MACH, 31, LNX, ET|LEFT}, +{"maj_flt", "MAJFL", pr_majflt, PIDS_FLT_MAJ, 6, LNX, AN|RIGHT}, +{"majflt", "MAJFLT", pr_majflt, PIDS_FLT_MAJ, 6, XXX, AN|RIGHT}, +{"min_flt", "MINFL", pr_minflt, PIDS_FLT_MIN, 6, LNX, AN|RIGHT}, +{"minflt", "MINFLT", pr_minflt, PIDS_FLT_MIN, 6, XXX, AN|RIGHT}, +{"mntns", "MNTNS", pr_mntns, PIDS_NS_MNT, 10, LNX, ET|RIGHT}, +{"msgrcv", "MSGRCV", pr_nop, PIDS_noop, 6, XXX, AN|RIGHT}, +{"msgsnd", "MSGSND", pr_nop, PIDS_noop, 6, XXX, AN|RIGHT}, +{"mwchan", "MWCHAN", pr_nop, PIDS_noop, 6, BSD, TO|WCHAN}, /* mutex (FreeBSD) */ +{"netns", "NETNS", pr_netns, PIDS_NS_NET, 10, LNX, ET|RIGHT}, +{"ni", "NI", pr_nice, PIDS_NICE, 3, BSD, TO|RIGHT}, /*nice*/ +{"nice", "NI", pr_nice, PIDS_NICE, 3, U98, TO|RIGHT}, /*ni*/ +{"nivcsw", "IVCSW", pr_nop, PIDS_noop, 5, XXX, AN|RIGHT}, +{"nlwp", "NLWP", pr_nlwp, PIDS_NLWP, 4, SUN, PO|RIGHT}, +{"nsignals", "NSIGS", pr_nop, PIDS_noop, 5, DEC, AN|RIGHT}, /*nsigs*/ +{"nsigs", "NSIGS", pr_nop, PIDS_noop, 5, BSD, AN|RIGHT}, /*nsignals*/ +{"nswap", "NSWAP", pr_nop, PIDS_noop, 5, XXX, AN|RIGHT}, +{"numa", "NUMA", pr_numa, PIDS_PROCESSOR_NODE, 4, XXX, AN|RIGHT}, +{"nvcsw", "VCSW", pr_nop, PIDS_noop, 5, XXX, AN|RIGHT}, +{"nwchan", "WCHAN", pr_nop, PIDS_noop, 6, XXX, TO|RIGHT}, +{"oom", "OOM", pr_oom, PIDS_OOM_SCORE, 4, XXX, TO|RIGHT}, +{"oomadj", "OOMADJ", pr_oom_adj, PIDS_OOM_ADJ, 5, XXX, TO|RIGHT}, +{"opri", "PRI", pr_opri, PIDS_PRIORITY, 3, SUN, TO|RIGHT}, +{"osz", "SZ", pr_nop, PIDS_noop, 2, SUN, PO|RIGHT}, +{"oublk", "OUBLK", pr_nop, PIDS_noop, 5, BSD, AN|RIGHT}, /*oublock*/ +{"oublock", "OUBLK", pr_nop, PIDS_noop, 5, DEC, AN|RIGHT}, /*oublk*/ +{"ouid", "OWNER", pr_sd_ouid, PIDS_SD_OUID, 5, LNX, ET|LEFT}, +{"p_ru", "P_RU", pr_nop, PIDS_noop, 6, BSD, AN|RIGHT}, +{"paddr", "PADDR", pr_nop, PIDS_noop, 6, BSD, AN|RIGHT}, +{"pagein", "PAGEIN", pr_majflt, PIDS_FLT_MAJ, 6, XXX, AN|RIGHT}, +{"pcpu", "%CPU", pr_pcpu, PIDS_UTILIZATION, 4, U98, ET|RIGHT}, /*%cpu*/ +{"pending", "PENDING", pr_sig, PIDS_SIGNALS, 9, BSD, ET|SIGNAL}, /*sig*/ +{"pgid", "PGID", pr_pgid, PIDS_ID_PGRP, 5, U98, PO|PIDMAX|RIGHT}, +{"pgrp", "PGRP", pr_pgid, PIDS_ID_PGRP, 5, LNX, PO|PIDMAX|RIGHT}, +{"pid", "PID", pr_procs, PIDS_ID_TGID, 5, U98, PO|PIDMAX|RIGHT}, +{"pidns", "PIDNS", pr_pidns, PIDS_NS_PID, 10, LNX, ET|RIGHT}, +{"pmem", "%MEM", pr_pmem, PIDS_VM_RSS, 4, XXX, PO|RIGHT}, /* %mem */ +{"poip", "-", pr_nop, PIDS_noop, 1, BSD, AN|RIGHT}, +{"policy", "POL", pr_class, PIDS_SCHED_CLASS, 3, DEC, TO|LEFT}, +{"ppid", "PPID", pr_ppid, PIDS_ID_PPID, 5, U98, PO|PIDMAX|RIGHT}, +{"pri", "PRI", pr_pri, PIDS_PRIORITY, 3, XXX, TO|RIGHT}, +{"pri_api", "API", pr_pri_api, PIDS_PRIORITY, 3, LNX, TO|RIGHT}, +{"pri_bar", "BAR", pr_pri_bar, PIDS_PRIORITY, 3, LNX, TO|RIGHT}, +{"pri_baz", "BAZ", pr_pri_baz, PIDS_PRIORITY, 3, LNX, TO|RIGHT}, +{"pri_foo", "FOO", pr_pri_foo, PIDS_PRIORITY, 3, LNX, TO|RIGHT}, +{"priority", "PRI", pr_priority, PIDS_PRIORITY, 3, LNX, TO|RIGHT}, +{"prmgrp", "PRMGRP", pr_nop, PIDS_noop, 12, HPU, PO|RIGHT}, +{"prmid", "PRMID", pr_nop, PIDS_noop, 12, HPU, PO|RIGHT}, +{"project", "PROJECT", pr_nop, PIDS_noop, 12, SUN, PO|LEFT}, // see prm* andctid +{"projid", "PROJID", pr_nop, PIDS_noop, 5, SUN, PO|RIGHT}, +{"pset", "PSET", pr_nop, PIDS_noop, 4, DEC, TO|RIGHT}, +{"psr", "PSR", pr_psr, PIDS_PROCESSOR, 3, DEC, TO|RIGHT}, +{"pss", "PSS", pr_pss, PIDS_SMAP_PSS, 5, XXX, PO|RIGHT}, +{"psxpri", "PPR", pr_nop, PIDS_noop, 3, DEC, TO|RIGHT}, +{"rbytes", "RBYTES", pr_rbytes, PIDS_IO_READ_BYTES, 5, LNX, TO|RIGHT}, +{"rchars", "RCHARS", pr_rchars, PIDS_IO_READ_CHARS, 5, LNX, TO|RIGHT}, +{"re", "RE", pr_nop, PIDS_noop, 3, BSD, AN|RIGHT}, +{"resident", "RES", pr_nop, PIDS_MEM_RES_PGS, 5, LNX, PO|RIGHT}, +{"rgid", "RGID", pr_rgid, PIDS_ID_RGID, 5, XXX, ET|RIGHT}, +{"rgroup", "RGROUP", pr_rgroup, PIDS_ID_RGROUP, 8, U98, ET|USER}, /* was 8 wide */ +{"rlink", "RLINK", pr_nop, PIDS_noop, 8, BSD, AN|RIGHT}, +{"rops", "ROPS", pr_rops, PIDS_IO_READ_OPS, 5, LNX, TO|RIGHT}, +{"rss", "RSS", pr_rss, PIDS_VM_RSS, 5, XXX, PO|RIGHT}, /* was 5 wide */ +{"rssize", "RSS", pr_rss, PIDS_VM_RSS, 5, DEC, PO|RIGHT}, /*rsz*/ +{"rsz", "RSZ", pr_rss, PIDS_VM_RSS, 5, BSD, PO|RIGHT}, /*rssize*/ +{"rtprio", "RTPRIO", pr_rtprio, PIDS_PRIORITY_RT, 6, BSD, TO|RIGHT}, +{"ruid", "RUID", pr_ruid, PIDS_ID_RUID, 5, XXX, ET|RIGHT}, +{"ruser", "RUSER", pr_ruser, PIDS_ID_RUSER, 8, U98, ET|USER}, +{"s", "S", pr_s, PIDS_STATE, 1, SUN, TO|LEFT}, /*stat,state*/ +{"sched", "SCH", pr_sched, PIDS_SCHED_CLASS, 3, AIX, TO|RIGHT}, +{"scnt", "SCNT", pr_nop, PIDS_noop, 4, DEC, AN|RIGHT}, /* man page misspelling of scount? */ +{"scount", "SC", pr_nop, PIDS_noop, 4, AIX, AN|RIGHT}, /* scnt==scount, DEC claims both */ +{"seat", "SEAT", pr_sd_seat, PIDS_SD_SEAT, 11, LNX, ET|LEFT}, +{"sess", "SESS", pr_sess, PIDS_ID_SESSION, 5, XXX, PO|PIDMAX|RIGHT}, +{"session", "SESS", pr_sess, PIDS_ID_SESSION, 5, LNX, PO|PIDMAX|RIGHT}, +{"sgi_p", "P", pr_sgi_p, PIDS_STATE, 1, LNX, TO|RIGHT}, /* "cpu" number */ +{"sgi_rss", "RSS", pr_rss, PIDS_VM_RSS, 4, LNX, PO|LEFT}, /* SZ:RSS */ +{"sgid", "SGID", pr_sgid, PIDS_ID_SGID, 5, LNX, ET|RIGHT}, +{"sgroup", "SGROUP", pr_sgroup, PIDS_ID_SGROUP, 8, LNX, ET|USER}, +{"share", "-", pr_nop, PIDS_noop, 1, LNX, PO|RIGHT}, +{"sid", "SID", pr_sess, PIDS_ID_SESSION, 5, XXX, PO|PIDMAX|RIGHT}, /* Sun & HP */ +{"sig", "PENDING", pr_sig, PIDS_SIGNALS, 9, XXX, ET|SIGNAL}, /*pending -- Dragonfly uses this for whole-proc and "tsig" for thread */ +{"sig_block", "BLOCKED", pr_sigmask, PIDS_SIGBLOCKED, 9, LNX, TO|SIGNAL}, +{"sig_catch", "CATCHED", pr_sigcatch, PIDS_SIGCATCH, 9, LNX, TO|SIGNAL}, +{"sig_ignore", "IGNORED",pr_sigignore, PIDS_SIGIGNORE, 9, LNX, TO|SIGNAL}, +{"sig_pend", "SIGNAL", pr_sig, PIDS_SIGNALS, 9, LNX, ET|SIGNAL}, +{"sigcatch", "CAUGHT", pr_sigcatch, PIDS_SIGCATCH, 9, XXX, TO|SIGNAL}, /*caught*/ +{"sigignore", "IGNORED", pr_sigignore, PIDS_SIGIGNORE, 9, XXX, TO|SIGNAL}, /*ignored*/ +{"sigmask", "BLOCKED", pr_sigmask, PIDS_SIGBLOCKED, 9, XXX, TO|SIGNAL}, /*blocked*/ +{"size", "SIZE", pr_swapable, PIDS_VSIZE_BYTES, 5, SCO, PO|RIGHT}, +{"sl", "SL", pr_nop, PIDS_noop, 3, XXX, AN|RIGHT}, +{"slice", "SLICE", pr_sd_slice, PIDS_SD_SLICE, 31, LNX, ET|LEFT}, +{"spid", "SPID", pr_tasks, PIDS_ID_PID, 5, SGI, TO|PIDMAX|RIGHT}, +{"stackp", "STACKP", pr_stackp, PIDS_ADDR_STACK_START, (int)(2*sizeof(long)), LNX, PO|RIGHT}, /*start_stack*/ +{"start", "STARTED", pr_start, PIDS_TICS_BEGAN, 8, XXX, ET|RIGHT}, +{"start_code", "S_CODE", pr_nop, PIDS_ADDR_CODE_START, (int)(2*sizeof(long)), LNx, PO|RIGHT}, // sortable, but unprintable ?? +{"start_stack", "STACKP",pr_stackp, PIDS_ADDR_STACK_START, (int)(2*sizeof(long)), LNX, PO|RIGHT}, /*stackp*/ +{"start_time", "START", pr_stime, PIDS_TICS_BEGAN, 5, LNx, ET|RIGHT}, +{"stat", "STAT", pr_stat, PIDS_STATE, 4, BSD, TO|LEFT}, /*state,s*/ +{"state", "S", pr_s, PIDS_STATE, 1, XXX, TO|LEFT}, /*stat,s*/ /* was STAT */ +{"status", "STATUS", pr_nop, PIDS_noop, 6, DEC, AN|RIGHT}, +{"stime", "STIME", pr_stime, PIDS_TICS_BEGAN, 5, XXX, ET|RIGHT}, /* was 6 wide */ +{"suid", "SUID", pr_suid, PIDS_ID_SUID, 5, LNx, ET|RIGHT}, +{"supgid", "SUPGID", pr_supgid, PIDS_SUPGIDS, 20, LNX, PO|UNLIMITED}, +{"supgrp", "SUPGRP", pr_supgrp, PIDS_SUPGROUPS, 40, LNX, PO|UNLIMITED}, +{"suser", "SUSER", pr_suser, PIDS_ID_SUSER, 8, LNx, ET|USER}, +{"svgid", "SVGID", pr_sgid, PIDS_ID_SGID, 5, XXX, ET|RIGHT}, +{"svgroup", "SVGROUP", pr_sgroup, PIDS_ID_SGROUP, 8, LNX, ET|USER}, +{"svuid", "SVUID", pr_suid, PIDS_ID_SUID, 5, XXX, ET|RIGHT}, +{"svuser", "SVUSER", pr_suser, PIDS_ID_SUSER, 8, LNX, ET|USER}, +{"systime", "SYSTEM", pr_nop, PIDS_noop, 6, DEC, ET|RIGHT}, +{"sz", "SZ", pr_sz, PIDS_VM_SIZE, 5, HPU, PO|RIGHT}, +{"taskid", "TASKID", pr_nop, PIDS_noop, 5, SUN, TO|PIDMAX|RIGHT}, // is this a thread ID? +{"tdev", "TDEV", pr_nop, PIDS_noop, 4, XXX, AN|RIGHT}, +{"tgid", "TGID", pr_procs, PIDS_ID_TGID, 5, LNX, PO|PIDMAX|RIGHT}, +{"thcount", "THCNT", pr_nlwp, PIDS_NLWP, 5, AIX, PO|RIGHT}, +{"tid", "TID", pr_tasks, PIDS_ID_PID, 5, AIX, TO|PIDMAX|RIGHT}, +{"time", "TIME", pr_time, PIDS_TIME_ALL, 8, U98, ET|RIGHT}, /*cputime*/ /* was 6 wide */ +{"timens", "TIMENS", pr_timens, PIDS_NS_TIME, 10, LNX, ET|RIGHT}, +{"timeout", "TMOUT", pr_nop, PIDS_noop, 5, LNX, AN|RIGHT}, // 2.0.xx era +{"times", "TIME", pr_times, PIDS_TIME_ALL, 8, LNX, ET|RIGHT}, +{"tmout", "TMOUT", pr_nop, PIDS_noop, 5, LNX, AN|RIGHT}, // 2.0.xx era +{"tname", "TTY", pr_tty8, PIDS_TTY_NAME, 8, DEC, PO|LEFT}, +{"tpgid", "TPGID", pr_tpgid, PIDS_ID_TPGID, 5, XXX, PO|PIDMAX|RIGHT}, +{"trs", "TRS", pr_trs, PIDS_VSIZE_BYTES, 4, AIX, PO|RIGHT}, +{"trss", "TRSS", pr_trs, PIDS_VSIZE_BYTES, 4, BSD, PO|RIGHT}, /* 4.3BSD NET/2 */ +{"tsess", "TSESS", pr_nop, PIDS_noop, 5, BSD, PO|PIDMAX|RIGHT}, +{"tsession", "TSESS", pr_nop, PIDS_noop, 5, DEC, PO|PIDMAX|RIGHT}, +{"tsid", "TSID", pr_nop, PIDS_noop, 5, BSD, PO|PIDMAX|RIGHT}, +{"tsig", "PENDING", pr_tsig, PIDS_SIGPENDING, 9, BSD, ET|SIGNAL}, /* Dragonfly used this for thread-specific, and "sig" for whole-proc */ +{"tsiz", "TSIZ", pr_tsiz, PIDS_VSIZE_BYTES, 4, BSD, PO|RIGHT}, +{"tt", "TT", pr_tty8, PIDS_TTY_NAME, 8, BSD, PO|LEFT}, +{"tty", "TT", pr_tty8, PIDS_TTY_NAME, 8, U98, PO|LEFT}, /* Unix98 requires "TT" but has "TTY" too. :-( */ /* was 3 wide */ +{"tty4", "TTY", pr_tty4, PIDS_TTY_NAME, 4, LNX, PO|LEFT}, +{"tty8", "TTY", pr_tty8, PIDS_TTY_NAME, 8, LNX, PO|LEFT}, +{"u_procp", "UPROCP", pr_nop, PIDS_noop, 6, DEC, AN|RIGHT}, +{"ucmd", "CMD", pr_comm, PIDS_CMD, 15, DEC, PO|UNLIMITED}, /*ucomm*/ +{"ucomm", "COMMAND", pr_comm, PIDS_CMD, 15, XXX, PO|UNLIMITED}, /*comm*/ +{"uid", "UID", pr_euid, PIDS_ID_EUID, 5, XXX, ET|RIGHT}, +{"uid_hack", "UID", pr_euser, PIDS_ID_EUSER, 8, XXX, ET|USER}, +{"umask", "UMASK", pr_nop, PIDS_noop, 5, DEC, AN|RIGHT}, +{"uname", "USER", pr_euser, PIDS_ID_EUSER, 8, DEC, ET|USER}, /* man page misspelling of user? */ +{"unit", "UNIT", pr_sd_unit, PIDS_SD_UNIT, 31, LNX, ET|LEFT}, +{"upr", "UPR", pr_nop, PIDS_noop, 3, BSD, TO|RIGHT}, /*usrpri*/ +{"uprocp", "UPROCP", pr_nop, PIDS_noop, 8, BSD, AN|RIGHT}, +{"user", "USER", pr_euser, PIDS_ID_EUSER, 8, U98, ET|USER}, /* BSD n forces this to UID */ +{"userns", "USERNS", pr_userns, PIDS_NS_USER, 10, LNX, ET|RIGHT}, +{"usertime", "USER", pr_nop, PIDS_noop, 4, DEC, ET|RIGHT}, +{"usrpri", "UPR", pr_nop, PIDS_noop, 3, DEC, TO|RIGHT}, /*upr*/ +{"uss", "USS", pr_uss, PIDS_SMAP_PRV_TOTAL, 5, XXX, PO|RIGHT}, +{"util", "C", pr_c, PIDS_UTILIZATION, 2, SGI, ET|RIGHT}, // not sure about "C" +{"utime", "UTIME", pr_nop, PIDS_TICS_USER, 6, LNx, ET|RIGHT}, +{"utsns", "UTSNS", pr_utsns, PIDS_NS_UTS, 10, LNX, ET|RIGHT}, +{"uunit", "UUNIT", pr_sd_uunit, PIDS_SD_UUNIT, 31, LNX, ET|LEFT}, +{"vm_data", "DATA", pr_nop, PIDS_VM_DATA, 5, LNx, PO|RIGHT}, +{"vm_exe", "EXE", pr_nop, PIDS_VM_EXE, 5, LNx, PO|RIGHT}, +{"vm_lib", "LIB", pr_nop, PIDS_VM_LIB, 5, LNx, PO|RIGHT}, +{"vm_lock", "LCK", pr_nop, PIDS_VM_RSS_LOCKED, 3, LNx, PO|RIGHT}, +{"vm_stack", "STACK", pr_nop, PIDS_VM_STACK, 5, LNx, PO|RIGHT}, +{"vsize", "VSZ", pr_vsz, PIDS_VSIZE_BYTES, 6, DEC, PO|RIGHT}, /*vsz*/ +{"vsz", "VSZ", pr_vsz, PIDS_VM_SIZE, 6, U98, PO|RIGHT}, /*vsize*/ +{"wbytes", "WBYTES", pr_wbytes, PIDS_IO_WRITE_BYTES, 5, LNX, TO|RIGHT}, +{"wcbytes", "WCBYTES", pr_wcbytes, PIDS_IO_WRITE_CBYTES, 5, LNX, TO|RIGHT}, +{"wchan", "WCHAN", pr_wchan, PIDS_WCHAN_NAME, 6, XXX, TO|WCHAN}, /* BSD n forces this to nwchan */ /* was 10 wide */ +{"wchars", "WCHARS", pr_wchars, PIDS_IO_WRITE_CHARS, 5, LNX, TO|RIGHT}, +{"wname", "WCHAN", pr_wchan, PIDS_WCHAN_NAME, 6, SGI, TO|WCHAN}, /* opposite of nwchan */ +{"wops", "WOPS", pr_wops, PIDS_IO_WRITE_OPS, 5, LNX, TO|RIGHT}, +{"xstat", "XSTAT", pr_nop, PIDS_noop, 5, BSD, AN|RIGHT}, +{"zone", "ZONE", pr_context, PIDS_ID_TGID, 31, SUN, ET|LEFT}, // Solaris zone == Linux context? +{"zoneid", "ZONEID", pr_nop, PIDS_noop, 31, SUN, ET|RIGHT}, // Linux only offers context names +{"~", "-", pr_nop, PIDS_noop, 1, LNX, AN|RIGHT} /* NULL would ruin alphabetical order */ +}; + +#undef USER +#undef LEFT +#undef RIGHT +#undef UNLIMITED +#undef WCHAN +#undef SIGNAL +#undef PIDMAX +#undef PO +#undef TO +#undef AN +#undef ET + +static const int format_array_count = sizeof(format_array)/sizeof(format_struct); + + +/****************************** Macro formats *******************************/ +/* First X field may be NR, which is p->start_code>>26 printed with %2ld */ +/* That seems useless though, and Debian already killed it. */ +/* The ones marked "Digital" have the name defined, not just the data. */ +static const macro_struct macro_array[] = { +{"DFMT", "pid,tname,state,cputime,cmd"}, /* Digital's default */ +{"DefBSD", "pid,tname,stat,bsdtime,args"}, /* Our BSD default */ +{"DefSysV", "pid,tname,time,cmd"}, /* Our SysV default */ +{"END_BSD", "state,tname,cputime,comm"}, /* trailer for O */ +{"END_SYS5", "state,tname,time,command"}, /* trailer for -O */ +{"F5FMT", "uname,pid,ppid,c,start,tname,time,cmd"}, /* Digital -f */ + +{"FB_", "pid,tt,stat,time,command"}, /* FreeBSD default */ +{"FB_j", "user,pid,ppid,pgid,sess,jobc,stat,tt,time,command"}, /* FreeBSD j */ +{"FB_l", "uid,pid,ppid,cpu,pri,nice,vsz,rss,wchan,stat,tt,time,command"}, /* FreeBSD l */ +{"FB_u", "user,pid,pcpu,pmem,vsz,rss,tt,stat,start,time,command"}, /* FreeBSD u */ +{"FB_v", "pid,stat,time,sl,re,pagein,vsz,rss,lim,tsiz,pcpu,pmem,command"}, /* FreeBSD v */ + +{"FD_", "pid,tty,time,comm"}, /* Fictional Debian SysV default */ +{"FD_f", "user,pid,ppid,start_time,tty,time,comm"}, /* Fictional Debian -f */ +{"FD_fj", "user,pid,ppid,start_time,tty,time,pgid,sid,comm"}, /* Fictional Debian -jf */ +{"FD_j", "pid,tty,time,pgid,sid,comm"}, /* Fictional Debian -j */ +{"FD_l", "flags,state,uid,pid,ppid,priority,nice,vsz,wchan,tty,time,comm"}, /* Fictional Debian -l */ +{"FD_lj", "flags,state,uid,pid,ppid,priority,nice,vsz,wchan,tty,time,pgid,sid,comm"}, /* Fictional Debian -jl */ + +{"FL5FMT", "f,state,uid,pid,ppid,pcpu,pri,nice,rss,wchan,start,time,command"}, /* Digital -fl */ + +{"FLASK_context", "pid,context,command"}, /* Flask Linux context, --context */ + +{"HP_", "pid,tty,time,comm"}, /* HP default */ +{"HP_f", "user,pid,ppid,cpu,stime,tty,time,args"}, /* HP -f */ +{"HP_fl", "flags,state,user,pid,ppid,cpu,intpri,nice,addr,sz,wchan,stime,tty,time,args"}, /* HP -fl */ +{"HP_l", "flags,state,uid,pid,ppid,cpu,intpri,nice,addr,sz,wchan,tty,time,comm"}, /* HP -l */ + +{"J390", "pid,sid,pgrp,tname,atime,args"}, /* OS/390 -j */ +{"JFMT", "user,pid,ppid,pgid,sess,jobc,state,tname,cputime,command"}, /* Digital j and -j */ +{"L5FMT", "f,state,uid,pid,ppid,c,pri,nice,addr,sz,wchan,tt,time,ucmd"}, /* Digital -l */ +{"LFMT", "uid,pid,ppid,cp,pri,nice,vsz,rss,wchan,state,tname,cputime,command"}, /* Digital l */ + +{"OL_X", "pid,start_stack,esp,eip,timeout,alarm,stat,tname,bsdtime,args"}, /* Old i386 Linux X */ +{"OL_j", "ppid,pid,pgid,sid,tname,tpgid,stat,uid,bsdtime,args"}, /* Old Linux j */ +{"OL_l", "flags,uid,pid,ppid,priority,nice,vsz,rss,wchan,stat,tname,bsdtime,args"}, /* Old Linux l */ +{"OL_m", "pid,tname,majflt,minflt,m_trs,m_drs,m_size,m_swap,rss,m_share,vm_lib,m_dt,args"}, /* Old Linux m */ +{"OL_s", "uid,pid,pending,sig_block,sig_ignore,caught,stat,tname,bsdtime,args"}, /* Old Linux s */ +{"OL_u", "user,pid,pcpu,pmem,vsz,rss,tname,stat,start_time,bsdtime,args"}, /* Old Linux u */ +{"OL_v", "pid,tname,stat,bsdtime,maj_flt,m_trs,m_drs,rss,pmem,args"}, /* Old Linux v */ + +{"RD_", "pid,tname,state,bsdtime,comm"}, /* Real Debian default */ +{"RD_f", "uid,pid,ppid,start_time,tname,bsdtime,args"}, /* Real Debian -f */ +{"RD_fj", "uid,pid,ppid,start_time,tname,bsdtime,pgid,sid,args"}, /* Real Debian -jf */ +{"RD_j", "pid,tname,state,bsdtime,pgid,sid,comm"}, /* Real Debian -j */ +{"RD_l", "flags,state,uid,pid,ppid,priority,nice,wchan,tname,bsdtime,comm"}, /* Real Debian -l */ +{"RD_lj", "flags,state,uid,pid,ppid,priority,nice,wchan,tname,bsdtime,pgid,sid,comm"}, /* Real Debian -jl */ + +{"RUSAGE", "minflt,majflt,nswap,inblock,oublock,msgsnd,msgrcv,nsigs,nvcsw,nivcsw"}, /* Digital -o "RUSAGE" */ +{"SCHED", "user,pcpu,pri,usrpri,nice,psxpri,psr,policy,pset"}, /* Digital -o "SCHED" */ +{"SFMT", "uid,pid,cursig,sig,sigmask,sigignore,sigcatch,stat,tname,command"}, /* Digital s */ + +{"Std_f", "uid_hack,pid,ppid,c,stime,tname,time,cmd"}, /* new -f */ +{"Std_fl", "f,s,uid_hack,pid,ppid,c,opri,ni,addr,sz,wchan,stime,tname,time,cmd"}, /* -fl */ +{"Std_l", "f,s,uid,pid,ppid,c,opri,ni,addr,sz,wchan,tname,time,ucmd"}, /* new -l */ + +{"THREAD", "user,pcpu,pri,scnt,wchan,usertime,systime"}, /* Digital -o "THREAD" */ +{"UFMT", "uname,pid,pcpu,pmem,vsz,rss,tt,state,start,time,command"}, /* Digital u */ +{"VFMT", "pid,tt,state,time,sl,pagein,vsz,rss,pcpu,pmem,command"}, /* Digital v */ +{"~", "~"} /* NULL would ruin alphabetical order */ +}; + +static const int macro_array_count = sizeof(macro_array)/sizeof(macro_struct); + + +/*************************** AIX formats ********************/ +/* Convert AIX format codes to normal format specifiers. */ +static const aix_struct aix_array[] = { +{'C', "pcpu", "%CPU"}, +{'G', "group", "GROUP"}, +{'P', "ppid", "PPID"}, +{'U', "user", "USER"}, +{'a', "args", "COMMAND"}, +{'c', "comm", "COMMAND"}, +{'g', "rgroup", "RGROUP"}, +{'n', "nice", "NI"}, +{'p', "pid", "PID"}, +{'r', "pgid", "PGID"}, +{'t', "etime", "ELAPSED"}, +{'u', "ruser", "RUSER"}, +{'x', "time", "TIME"}, +{'y', "tty", "TTY"}, +{'z', "vsz", "VSZ"}, +{'~', "~", "~"} /* NULL would ruin alphabetical order */ +}; + + +/********************* sorting ***************************/ +/* Convert short sorting codes to normal format specifiers. */ +static const shortsort_struct shortsort_array[] = { +{'C', "pcpu" }, +{'G', "tpgid" }, +{'J', "cstime" }, +/* {'K', "stime" }, */ /* conflict, system vs. start time */ +{'M', "maj_flt" }, +{'N', "cmaj_flt" }, +{'P', "ppid" }, +{'R', "resident" }, +{'S', "share" }, +{'T', "start_time" }, +{'U', "uid" }, /* euid */ +{'c', "cmd" }, +{'f', "flags" }, +{'g', "pgrp" }, +{'j', "cutime" }, +{'k', "utime" }, +{'m', "min_flt" }, +{'n', "cmin_flt" }, +{'o', "session" }, +{'p', "pid" }, +{'r', "rss" }, +{'s', "size" }, +{'t', "tty" }, +{'u', "user" }, +{'v', "vsize" }, +{'y', "priority" }, /* nice */ +{'~', "~" } /* NULL would ruin alphabetical order */ +}; + + +/*********** print format_array **********/ +/* called by the parser in another file */ +void print_format_specifiers(void){ + const format_struct *walk = format_array; + while(*(walk->spec) != '~'){ + if(walk->pr != pr_nop) printf("%-12.12s %-8.8s\n", walk->spec, walk->head); + walk++; + } +} + +/************ comparison functions for bsearch *************/ + +static int compare_format_structs(const void *a, const void *b){ + return strcmp(((const format_struct*)a)->spec,((const format_struct*)b)->spec); +} + +static int compare_macro_structs(const void *a, const void *b){ + return strcmp(((const macro_struct*)a)->spec,((const macro_struct*)b)->spec); +} + +/******** look up structs as needed by the sort & format parsers ******/ + +const shortsort_struct *search_shortsort_array(const int findme){ + const shortsort_struct *walk = shortsort_array; + while(walk->desc != '~'){ + if(walk->desc == findme) return walk; + walk++; + } + return NULL; +} + +const aix_struct *search_aix_array(const int findme){ + const aix_struct *walk = aix_array; + while(walk->desc != '~'){ + if(walk->desc == findme) return walk; + walk++; + } + return NULL; +} + +const format_struct *search_format_array(const char *findme){ + format_struct key; + key.spec = findme; + return bsearch(&key, format_array, format_array_count, + sizeof(format_struct), compare_format_structs + ); +} + +const macro_struct *search_macro_array(const char *findme){ + macro_struct key; + key.spec = findme; + return bsearch(&key, macro_array, macro_array_count, + sizeof(macro_struct), compare_macro_structs + ); +} + +static unsigned int active_cols; /* some multiple of screen_cols */ + +/***** Last chance, avoid needless trunctuation. */ +static void check_header_width(void){ + format_node *walk = format_list; + unsigned int total = 0; + int was_normal = 0; + unsigned int i = 0; + unsigned int sigs = 0; + while(walk){ + switch((walk->flags) & CF_JUST_MASK){ + default: + total += walk->width; + total += was_normal; + was_normal = 1; + break; + case CF_SIGNAL: + sigs++; + if (signal_names) { + if (walk->width < SIGNAL_NAME_WIDTH) + walk->width = SIGNAL_NAME_WIDTH; + walk->flags = CF_UNLIMITED; + if (walk->next) + total += walk->width; + else + total += 3; + } else { + total += walk->width; + } + total += was_normal; + was_normal = 1; + break; + case CF_UNLIMITED: /* could chop this a bit */ + if(walk->next) total += walk->width; + else total += 3; /* not strlen(walk->name) */ + total += was_normal; + was_normal = 1; + break; + case 0: /* AIX */ + total += walk->width; + was_normal = 0; + break; + } + walk = walk->next; + } + for(;;){ + i++; + active_cols = screen_cols * i; + if(active_cols>=total) break; + if(screen_cols*i >= OUTBUF_SIZE/2) break; /* can't go over */ + } + wide_signals = (total+sigs*7 <= active_cols); +} + + +/********** show one process (NULL proc prints header) **********/ + +//#define SPACE_AMOUNT page_size +#define SPACE_AMOUNT 144 + +static char *saved_outbuf; + +void show_one_proc(const proc_t *restrict const p, const format_node *restrict fmt){ + /* unknown: maybe set correct & actual to 1, remove +/- 1 below */ + int correct = 0; /* screen position we should be at */ + int actual = 0; /* screen position we are at */ + int amount = 0; /* amount of text that this data is */ + int leftpad = 0; /* amount of space this column _could_ need */ + int space = 0; /* amount of space we actually need to print */ + int dospace = 0; /* previous column determined that we need a space */ + int legit = 0; /* legitimately stolen extra space */ + int sz = 0; /* real size of data in outbuffer */ + int tmpspace = 0; + char *restrict const outbuf = saved_outbuf; + static int did_stuff = 0; /* have we ever printed anything? */ + + if(-1==(long)p){ /* true only once, at the end */ + if(did_stuff) return; + /* have _never_ printed anything, but might need a header */ + if(!--lines_to_next_header){ + lines_to_next_header = header_gap; + show_one_proc(NULL,fmt); + } + /* fprintf(stderr, "No processes available.\n"); */ /* legal? */ + exit(1); + } + if(p){ /* not header, maybe we should call ourselves for it */ + if(!--lines_to_next_header){ + lines_to_next_header = header_gap; + show_one_proc(NULL,fmt); + } + } + did_stuff = 1; + if(active_cols>(int)OUTBUF_SIZE) fprintf(stderr,_("fix bigness error\n")); + + /* print row start sequence */ + for(;;){ + legit = 0; + /* set width suggestion which might be ignored */ +// if(likely(fmt->next)) max_rightward = fmt->width; +// else max_rightward = active_cols-((correct>actual) ? correct : actual); + + if(fmt->next){ + max_rightward = fmt->width; + tmpspace = 0; + }else{ + tmpspace = correct-actual; + if (tmpspace<1){ + tmpspace = dospace; + max_rightward = active_cols-actual-tmpspace; + }else{ + max_rightward = active_cols - ( (correct>actual) ? correct : actual ); + } + } + if(max_rightward <= 0) max_rightward = 0; + else if(max_rightward >= OUTBUF_SIZE) max_rightward = OUTBUF_SIZE-1; + + max_leftward = fmt->width + actual - correct; /* TODO check this */ + if(max_leftward <= 0) max_leftward = 0; + else if(max_leftward >= OUTBUF_SIZE) max_leftward = OUTBUF_SIZE-1; + +// fprintf(stderr, "cols: %d, max_rightward: %d, max_leftward: %d, actual: %d, correct: %d\n", +// active_cols, max_rightward, max_leftward, actual, correct); + + /* prepare data and calculate leftpad */ + if(p && fmt->pr) amount = (*fmt->pr)(outbuf,p); + else amount = snprintf(outbuf, OUTBUF_SIZE, "%s", fmt->name); /* AIX or headers */ + + if(amount < 0) outbuf[amount = 0] = '\0'; + else if(amount >= OUTBUF_SIZE) outbuf[amount = OUTBUF_SIZE-1] = '\0'; + + switch((fmt->flags) & CF_JUST_MASK){ + case 0: /* for AIX, assigned outside this file */ + leftpad = 0; + break; + case CF_LEFT: /* bad */ + leftpad = 0; + break; + case CF_RIGHT: /* OK */ + leftpad = fmt->width - amount; + if(leftpad < 0) leftpad = 0; + break; + case CF_SIGNAL: + /* if the screen is wide enough, use full 16-character output */ + if(wide_signals){ + leftpad = 16 - amount; + legit = 7; + }else{ + leftpad = 9 - amount; + } + if(leftpad < 0) leftpad = 0; + break; + case CF_USER: /* bad */ + leftpad = fmt->width - amount; + if(leftpad < 0) leftpad = 0; + if(!user_is_number) leftpad = 0; + break; + case CF_WCHAN: /* bad */ + if(wchan_is_number){ + leftpad = fmt->width - amount; + if(leftpad < 0) leftpad = 0; + break; + }else{ + if ((active_cols-actual-tmpspace)<1) + outbuf[1] = '\0'; /* oops, we (mostly) lose this column... */ + leftpad = 0; + break; + } + case CF_UNLIMITED: + { + if(active_cols-actual-tmpspace < 1) + outbuf[1] = '\0'; /* oops, we (mostly) lose this column... */ + leftpad = 0; + break; + } + default: + fprintf(stderr, _("bad alignment code\n")); + break; + } + /* At this point: + * + * correct from previous column + * actual from previous column + * amount not needed (garbage due to chopping) + * leftpad left padding for this column alone (not make-up or gap) + * space not needed (will recalculate now) + * dospace if we require space between this and the prior column + * legit space we were allowed to steal, and thus did steal + */ + space = correct - actual + leftpad; + if(space<1) space=dospace; + if(space>SPACE_AMOUNT) space=SPACE_AMOUNT; // only so much available + + /* real size -- don't forget in 'amount' is number of cells */ + outbuf[OUTBUF_SIZE-1] = '\0'; + sz = strlen(outbuf); + + /* print data, set x position stuff */ + if(!fmt->next){ + /* Last column. Write padding + data + newline all together. */ + outbuf[sz] = '\n'; + fwrite(outbuf-space, space+sz+1, 1, stdout); + break; + } + /* Not the last column. Write padding + data together. */ + fwrite(outbuf-space, space+sz, 1, stdout); + actual += space+amount; + correct += fmt->width; + correct += legit; /* adjust for SIGNAL expansion */ + if(fmt->pr && fmt->next->pr){ /* neither is AIX filler */ + correct++; + dospace = 1; + }else{ + dospace = 0; + } + fmt = fmt->next; + /* At this point: + * + * correct screen position we should be at + * actual screen position we are at + * amount not needed + * leftpad not needed + * space not needed + * dospace if have determined that we need a space next time + * legit not needed + */ + } +} + + +void init_output(void) +{ + int outbuf_pages; + char *outbuf; + + // add page_size-1 to round up + outbuf_pages = (OUTBUF_SIZE+SPACE_AMOUNT+page_size-1)/page_size; + outbuf = mmap( + 0, + page_size * (outbuf_pages+1), // 1 more, for guard page at high addresses + PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, + -1, + 0); + + if(outbuf == MAP_FAILED) + catastrophic_failure(__FILE__, __LINE__, _("please report this bug")); + + memset(outbuf, ' ', SPACE_AMOUNT); + if(SPACE_AMOUNT==page_size) + mprotect(outbuf, page_size, PROT_READ); + mprotect(outbuf + page_size*outbuf_pages, page_size, PROT_NONE); // guard page + saved_outbuf = outbuf + SPACE_AMOUNT; + // available space: page_size*outbuf_pages-SPACE_AMOUNT + seconds_since_1970 = time(NULL); + + check_header_width(); +} |