261 lines
6.1 KiB
C
Executable File
261 lines
6.1 KiB
C
Executable File
/*
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* Copyright (c) 1993, 1994, 1995 Rick Sladkey <jrs@world.std.com>
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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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: //BBN_Linux/Branch/Branch_for_Rel_TP_ASEAN_20161216/tclinux_phoenix/apps/public/tools/strace-4.5.18/proc.c#1 $
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*/
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#include "defs.h"
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#ifdef SVR4
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#ifndef HAVE_MP_PROCFS
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static const struct xlat proc_status_flags[] = {
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{ PR_STOPPED, "PR_STOPPED" },
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{ PR_ISTOP, "PR_ISTOP" },
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{ PR_DSTOP, "PR_DSTOP" },
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{ PR_ASLEEP, "PR_ASLEEP" },
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{ PR_FORK, "PR_FORK" },
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{ PR_RLC, "PR_RLC" },
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{ PR_PTRACE, "PR_PTRACE" },
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{ PR_PCINVAL, "PR_PCINVAL" },
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{ PR_ISSYS, "PR_ISSYS" },
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#ifdef PR_STEP
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{ PR_STEP, "PR_STEP" },
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#endif
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#ifdef PR_KLC
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{ PR_KLC, "PR_KLC" },
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#endif
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#ifdef PR_ASYNC
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{ PR_ASYNC, "PR_ASYNC" },
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#endif
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#ifdef PR_PCOMPAT
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{ PR_PCOMPAT, "PR_PCOMPAT" },
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#endif
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{ 0, NULL },
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};
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static const struct xlat proc_status_why[] = {
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{ PR_REQUESTED, "PR_REQUESTED" },
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{ PR_SIGNALLED, "PR_SIGNALLED" },
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{ PR_SYSENTRY, "PR_SYSENTRY" },
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{ PR_SYSEXIT, "PR_SYSEXIT" },
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{ PR_JOBCONTROL,"PR_JOBCONTROL" },
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{ PR_FAULTED, "PR_FAULTED" },
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#ifdef PR_SUSPENDED
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{ PR_SUSPENDED, "PR_SUSPENDED" },
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#endif
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#ifdef PR_CHECKPOINT
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{ PR_CHECKPOINT,"PR_CHECKPOINT" },
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#endif
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{ 0, NULL },
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};
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static const struct xlat proc_run_flags[] = {
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{ PRCSIG, "PRCSIG" },
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{ PRCFAULT, "PRCFAULT" },
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{ PRSTRACE, "PRSTRACE" },
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{ PRSHOLD, "PRSHOLD" },
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{ PRSFAULT, "PRSFAULT" },
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{ PRSVADDR, "PRSVADDR" },
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{ PRSTEP, "PRSTEP" },
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{ PRSABORT, "PRSABORT" },
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{ PRSTOP, "PRSTOP" },
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{ 0, NULL },
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};
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int
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proc_ioctl(tcp, code, arg)
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struct tcb *tcp;
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int code, arg;
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{
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int val;
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prstatus_t status;
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prrun_t run;
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if (entering(tcp))
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return 0;
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switch (code) {
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case PIOCSTATUS:
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case PIOCSTOP:
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case PIOCWSTOP:
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if (arg == 0)
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tprintf(", NULL");
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else if (syserror(tcp))
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tprintf(", %#x", arg);
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else if (umove(tcp, arg, &status) < 0)
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tprintf(", {...}");
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else {
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tprintf(", {pr_flags=");
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printflags(proc_status_flags, status.pr_flags, "PR_???");
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if (status.pr_why) {
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tprintf(", pr_why=");
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printxval(proc_status_why, status.pr_why,
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"PR_???");
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}
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switch (status.pr_why) {
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case PR_SIGNALLED:
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case PR_JOBCONTROL:
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tprintf(", pr_what=");
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printsignal(status.pr_what);
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break;
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case PR_FAULTED:
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tprintf(", pr_what=%d", status.pr_what);
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break;
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case PR_SYSENTRY:
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case PR_SYSEXIT:
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tprintf(", pr_what=SYS_%s",
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sysent[status.pr_what].sys_name);
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break;
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}
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tprintf(", ...}");
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}
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return 1;
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case PIOCRUN:
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if (arg == 0)
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tprintf(", NULL");
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else if (umove(tcp, arg, &run) < 0)
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tprintf(", {...}");
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else {
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tprintf(", {pr_flags=");
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printflags(proc_run_flags, run.pr_flags, "PR???");
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tprintf(", ...}");
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}
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return 1;
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#ifdef PIOCSET
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case PIOCSET:
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case PIOCRESET:
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if (umove(tcp, arg, &val) < 0)
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tprintf(", [?]");
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else {
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tprintf(", [");
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printflags(proc_status_flags, val, "PR_???");
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tprintf("]");
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}
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return 1;
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#endif /* PIOCSET */
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case PIOCKILL:
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case PIOCUNKILL:
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/* takes a pointer to a signal */
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if (umove(tcp, arg, &val) < 0)
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tprintf(", [?]");
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else {
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tprintf(", [");
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printsignal(val);
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tprintf("]");
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}
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return 1;
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case PIOCSFORK:
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case PIOCRFORK:
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case PIOCSRLC:
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case PIOCRRLC:
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/* doesn't take an arg */
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return 1;
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default:
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/* ad naseum */
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return 0;
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}
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}
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#endif /* HAVE_MP_PROCFS */
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#endif /* SVR4 */
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#ifdef FREEBSD
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#include <sys/pioctl.h>
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static const struct xlat proc_status_why[] = {
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{ S_EXEC, "S_EXEC" },
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{ S_SIG, "S_SIG" },
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{ S_SCE, "S_SCE" },
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{ S_SCX, "S_SCX" },
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{ S_CORE, "S_CORE" },
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{ S_EXIT, "S_EXIT" },
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{ 0, NULL }
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};
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static const struct xlat proc_status_flags[] = {
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{ PF_LINGER, "PF_LINGER" },
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{ PF_ISUGID, "PF_ISUGID" },
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{ 0, NULL }
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};
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int
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proc_ioctl(tcp, code, arg)
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struct tcb *tcp;
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int code, arg;
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{
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int val;
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struct procfs_status status;
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if (entering(tcp))
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return 0;
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switch (code) {
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case PIOCSTATUS:
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case PIOCWAIT:
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if (arg == 0)
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tprintf(", NULL");
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else if (syserror(tcp))
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tprintf(", %x", arg);
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else if (umove(tcp, arg, &status) < 0)
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tprintf(", {...}");
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else {
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tprintf(", {state=%d, flags=", status.state);
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printflags(proc_status_flags, status.flags, "PF_???");
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tprintf(", events=");
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printflags(proc_status_why, status.events, "S_???");
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tprintf(", why=");
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printxval(proc_status_why, status.why, "S_???");
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tprintf(", val=%lu}", status.val);
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}
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return 1;
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case PIOCBIS:
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tprintf(", ");
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printflags(proc_status_why, arg, "S_???");
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return 1;
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return 1;
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case PIOCSFL:
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tprintf(", ");
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printflags(proc_status_flags, arg, "PF_???");
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return 1;
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case PIOCGFL:
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if (syserror(tcp))
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tprintf(", %#x", arg);
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else if (umove(tcp, arg, &val) < 0)
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tprintf(", {...}");
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else {
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tprintf(", [");
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printflags(proc_status_flags, val, "PF_???");
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tprintf("]");
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}
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return 1;
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default:
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/* ad naseum */
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return 0;
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}
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}
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#endif
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