Reviewed by: brooks, imp (previous version) Discussed with: markj Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Differential revision: https://reviews.freebsd.org/D36540
273 lines
7.9 KiB
C
273 lines
7.9 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2011 Mikolaj Golub
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* Copyright (c) 2015 Allan Jude <allanjude@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/elf.h>
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#include <sys/sysctl.h>
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#include <sys/user.h>
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#include <vm/vm.h>
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#include <err.h>
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#include <errno.h>
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#include <libprocstat.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "procstat.h"
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void
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procstat_auxv(struct procstat *procstat, struct kinfo_proc *kipp)
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{
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Elf_Auxinfo *auxv;
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u_int count, i;
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static char prefix[256];
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if ((procstat_opts & PS_OPT_NOHEADER) == 0)
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xo_emit("{T:/%5s %-16s %-16s %-16s}\n", "PID", "COMM", "AUXV",
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"VALUE");
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auxv = procstat_getauxv(procstat, kipp, &count);
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if (auxv == NULL)
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return;
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snprintf(prefix, sizeof(prefix), "%5d %-16s", kipp->ki_pid,
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kipp->ki_comm);
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xo_emit("{e:process_id/%5d/%d}{e:command/%-16s/%s}", kipp->ki_pid,
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kipp->ki_comm);
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for (i = 0; i < count; i++) {
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switch(auxv[i].a_type) {
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case AT_NULL:
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return;
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case AT_IGNORE:
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break;
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case AT_EXECFD:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECFD/%ld}\n",
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prefix, "AT_EXECFD", (long)auxv[i].a_un.a_val);
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break;
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case AT_PHDR:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHDR/%p}\n",
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prefix, "AT_PHDR", auxv[i].a_un.a_ptr);
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break;
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case AT_PHENT:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHENT/%ld}\n",
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prefix, "AT_PHENT", (long)auxv[i].a_un.a_val);
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break;
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case AT_PHNUM:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PHNUM/%ld}\n",
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prefix, "AT_PHNUM", (long)auxv[i].a_un.a_val);
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break;
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case AT_PAGESZ:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESZ/%ld}\n",
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prefix, "AT_PAGESZ", (long)auxv[i].a_un.a_val);
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break;
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case AT_BASE:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_BASE/%p}\n",
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prefix, "AT_BASE", auxv[i].a_un.a_ptr);
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break;
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case AT_FLAGS:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_FLAGS/%#lx}\n",
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prefix, "AT_FLAGS", (u_long)auxv[i].a_un.a_val);
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break;
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case AT_ENTRY:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENTRY/%p}\n",
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prefix, "AT_ENTRY", auxv[i].a_un.a_ptr);
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break;
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#ifdef AT_NOTELF
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case AT_NOTELF:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NOTELF/%ld}\n",
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prefix, "AT_NOTELF", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_UID
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case AT_UID:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_UID/%ld}\n",
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prefix, "AT_UID", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_EUID
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case AT_EUID:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EUID/%ld}\n",
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prefix, "AT_EUID", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_GID
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case AT_GID:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_GID/%ld}\n",
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prefix, "AT_GID", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_EGID
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case AT_EGID:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EGID/%ld}\n",
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prefix, "AT_EGID", (long)auxv[i].a_un.a_val);
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break;
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#endif
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case AT_EXECPATH:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EXECPATH/%p}\n",
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prefix, "AT_EXECPATH", auxv[i].a_un.a_ptr);
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break;
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case AT_CANARY:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARY/%p}\n",
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prefix, "AT_CANARY", auxv[i].a_un.a_ptr);
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break;
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case AT_CANARYLEN:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_CANARYLEN/%ld}\n",
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prefix, "AT_CANARYLEN", (long)auxv[i].a_un.a_val);
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break;
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case AT_OSRELDATE:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_OSRELDATE/%ld}\n",
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prefix, "AT_OSRELDATE", (long)auxv[i].a_un.a_val);
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break;
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case AT_NCPUS:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_NCPUS/%ld}\n",
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prefix, "AT_NCPUS", (long)auxv[i].a_un.a_val);
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break;
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case AT_PAGESIZES:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PAGESIZES/%p}\n",
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prefix, "AT_PAGESIZES", auxv[i].a_un.a_ptr);
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break;
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case AT_PAGESIZESLEN:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
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"{:AT_PAGESIZESLEN/%ld}\n", prefix,
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"AT_PAGESIZESLEN", (long)auxv[i].a_un.a_val);
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break;
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case AT_STACKPROT:
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if ((auxv[i].a_un.a_val & VM_PROT_EXECUTE) != 0)
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
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"{:AT_STACKPROT/%s}\n", prefix,
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"AT_STACKPROT", "EXECUTABLE");
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else
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
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"{:AT_STACKPROT/%s}\n", prefix,
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"AT_STACKPROT", "NONEXECUTABLE");
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break;
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#ifdef AT_TIMEKEEP
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case AT_TIMEKEEP:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_TIMEKEEP/%p}\n",
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prefix, "AT_TIMEKEEP", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_EHDRFLAGS
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case AT_EHDRFLAGS:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_EHDRFLAGS/%#lx}\n",
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prefix, "AT_EHDRFLAGS", (u_long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_HWCAP
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case AT_HWCAP:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP/%#lx}\n",
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prefix, "AT_HWCAP", (u_long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_HWCAP2
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case AT_HWCAP2:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_HWCAP2/%#lx}\n",
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prefix, "AT_HWCAP2", (u_long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_BSDFLAGS
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case AT_BSDFLAGS:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_BSDFLAGS/%#lx}\n",
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prefix, "AT_BSDFLAGS", (u_long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_ARGC
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case AT_ARGC:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ARGC/%ld}\n",
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prefix, "AT_ARGC", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_ARGV
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case AT_ARGV:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ARGV/%p}\n",
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prefix, "AT_ARGV", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_ENVC
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case AT_ENVC:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENVC/%ld}\n",
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prefix, "AT_ENVC", (long)auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_ENVV
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case AT_ENVV:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_ENVV/%p}\n",
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prefix, "AT_ENVV", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_PS_STRINGS
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case AT_PS_STRINGS:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_PS_STRINGS/%p}\n",
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prefix, "AT_PS_STRINGS", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_FXRNG
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case AT_FXRNG:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_FXRNG/%p}\n",
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prefix, "AT_FXRNG", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_KPRELOAD
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case AT_KPRELOAD:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}{:AT_KPRELOAD/%p}\n",
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prefix, "AT_KPRELOAD", auxv[i].a_un.a_ptr);
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break;
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#endif
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#ifdef AT_USRSTACKBASE
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case AT_USRSTACKBASE:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
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"{:AT_USRSTACKBASE/%#lx}\n",
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prefix, "AT_USRSTACKBASE", auxv[i].a_un.a_val);
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break;
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#endif
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#ifdef AT_USRSTACKLIM
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case AT_USRSTACKLIM:
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xo_emit("{dw:/%s}{Lw:/%-16s/%s}"
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"{:AT_USRSTACKLIM/%#lx}\n",
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prefix, "AT_USRSTACKLIM", auxv[i].a_un.a_val);
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break;
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#endif
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default:
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xo_emit("{dw:/%s}{Lw:/%16ld/%ld}{:UNKNOWN/%#lx}\n",
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prefix, auxv[i].a_type, auxv[i].a_un.a_val);
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break;
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}
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}
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xo_emit("\n");
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procstat_freeauxv(procstat, auxv);
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}
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