1287 lines
26 KiB
C
1287 lines
26 KiB
C
/*
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* Copyright (c) 2006 "David Kirchner" <dpk@dpk.net>. 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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#define L2CAP_SOCKET_CHECKED
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#include <sys/types.h>
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#include <sys/acl.h>
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#include <sys/capsicum.h>
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#include <sys/event.h>
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#include <sys/extattr.h>
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#include <sys/linker.h>
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#include <sys/mman.h>
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#include <sys/mount.h>
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#include <sys/procctl.h>
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#include <sys/ptrace.h>
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#include <sys/reboot.h>
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#include <sys/resource.h>
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#include <sys/rtprio.h>
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#include <sys/sem.h>
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#include <sys/shm.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/thr.h>
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#include <sys/umtx.h>
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#include <machine/sysarch.h>
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#include <netinet/in.h>
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#include <netinet/sctp.h>
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#include <netinet/tcp.h>
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#include <netinet/udp.h>
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#include <netinet/udplite.h>
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#include <nfsserver/nfs.h>
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#include <ufs/ufs/quota.h>
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#include <vm/vm.h>
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#include <vm/vm_param.h>
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#include <aio.h>
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#include <fcntl.h>
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#include <sched.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <sysdecode.h>
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#include <unistd.h>
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#include <sys/bitstring.h>
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#include <netgraph/bluetooth/include/ng_hci.h>
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#include <netgraph/bluetooth/include/ng_l2cap.h>
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#include <netgraph/bluetooth/include/ng_btsocket.h>
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/*
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* This is taken from the xlat tables originally in truss which were
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* in turn taken from strace.
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*/
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struct name_table {
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uintmax_t val;
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const char *str;
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};
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#define X(a) { a, #a },
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#define XEND { 0, NULL }
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#define TABLE_START(n) static struct name_table n[] = {
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#define TABLE_ENTRY X
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#define TABLE_END XEND };
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#include "tables.h"
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#undef TABLE_START
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#undef TABLE_ENTRY
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#undef TABLE_END
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/*
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* These are simple support macros. print_or utilizes a variable
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* defined in the calling function to track whether or not it should
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* print a logical-OR character ('|') before a string. if_print_or
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* simply handles the necessary "if" statement used in many lines
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* of this file.
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*/
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#define print_or(fp,str,orflag) do { \
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if (orflag) fputc(fp, '|'); else orflag = true; \
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fprintf(fp, str); } \
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while (0)
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#define if_print_or(fp,i,flag,orflag) do { \
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if ((i & flag) == flag) \
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print_or(fp,#flag,orflag); } \
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while (0)
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static const char *
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lookup_value(struct name_table *table, uintmax_t val)
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{
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for (; table->str != NULL; table++)
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if (table->val == val)
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return (table->str);
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return (NULL);
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}
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/*
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* Used when the value maps to a bitmask of #definition values in the
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* table. This is a helper routine which outputs a symbolic mask of
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* matched masks. Multiple masks are separated by a pipe ('|').
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* The value is modified on return to only hold unmatched bits.
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*/
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static void
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print_mask_part(FILE *fp, struct name_table *table, uintmax_t *valp,
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bool *printed)
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{
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uintmax_t rem;
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rem = *valp;
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for (; table->str != NULL; table++) {
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if ((table->val & rem) == table->val) {
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/*
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* Only print a zero mask if the raw value is
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* zero.
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*/
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if (table->val == 0 && *valp != 0)
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continue;
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fprintf(fp, "%s%s", *printed ? "|" : "", table->str);
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*printed = true;
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rem &= ~table->val;
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}
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}
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*valp = rem;
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}
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/*
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* Used when the value maps to a bitmask of #definition values in the
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* table. The return value is true if something was printed. If
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* rem is not NULL, *rem holds any bits not decoded if something was
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* printed. If nothing was printed and rem is not NULL, *rem holds
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* the original value.
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*/
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static bool
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print_mask_int(FILE *fp, struct name_table *table, int ival, int *rem)
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{
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uintmax_t val;
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bool printed;
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printed = false;
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val = (unsigned)ival;
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print_mask_part(fp, table, &val, &printed);
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if (rem != NULL)
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*rem = val;
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return (printed);
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}
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/*
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* Used for a mask of optional flags where a value of 0 is valid.
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*/
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static bool
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print_mask_0(FILE *fp, struct name_table *table, int val, int *rem)
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{
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if (val == 0) {
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fputs("0", fp);
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if (rem != NULL)
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*rem = 0;
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return (true);
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}
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return (print_mask_int(fp, table, val, rem));
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}
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/*
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* Like print_mask_0 but for a unsigned long instead of an int.
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*/
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static bool
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print_mask_0ul(FILE *fp, struct name_table *table, u_long lval, u_long *rem)
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{
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uintmax_t val;
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bool printed;
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if (lval == 0) {
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fputs("0", fp);
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if (rem != NULL)
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*rem = 0;
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return (true);
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}
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printed = false;
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val = lval;
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print_mask_part(fp, table, &val, &printed);
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if (rem != NULL)
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*rem = val;
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return (printed);
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}
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static void
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print_integer(FILE *fp, int val, int base)
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{
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switch (base) {
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case 8:
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fprintf(fp, "0%o", val);
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break;
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case 10:
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fprintf(fp, "%d", val);
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break;
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case 16:
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fprintf(fp, "0x%x", val);
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break;
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default:
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abort2("bad base", 0, NULL);
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break;
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}
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}
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static bool
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print_value(FILE *fp, struct name_table *table, uintmax_t val)
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{
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const char *str;
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str = lookup_value(table, val);
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if (str != NULL) {
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fputs(str, fp);
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return (true);
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}
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return (false);
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}
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const char *
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sysdecode_atfd(int fd)
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{
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if (fd == AT_FDCWD)
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return ("AT_FDCWD");
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return (NULL);
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}
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bool
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sysdecode_atflags(FILE *fp, int flag, int *rem)
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{
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return (print_mask_int(fp, atflags, flag, rem));
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}
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static struct name_table semctlops[] = {
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X(GETNCNT) X(GETPID) X(GETVAL) X(GETALL) X(GETZCNT) X(SETVAL) X(SETALL)
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X(IPC_RMID) X(IPC_SET) X(IPC_STAT) XEND
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};
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const char *
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sysdecode_semctl_cmd(int cmd)
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{
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return (lookup_value(semctlops, cmd));
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}
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static struct name_table shmctlops[] = {
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X(IPC_RMID) X(IPC_SET) X(IPC_STAT) XEND
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};
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const char *
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sysdecode_shmctl_cmd(int cmd)
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{
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return (lookup_value(shmctlops, cmd));
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}
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const char *
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sysdecode_msgctl_cmd(int cmd)
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{
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return (sysdecode_shmctl_cmd(cmd));
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}
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static struct name_table semgetflags[] = {
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X(IPC_CREAT) X(IPC_EXCL) X(SEM_R) X(SEM_A) X((SEM_R>>3)) X((SEM_A>>3))
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X((SEM_R>>6)) X((SEM_A>>6)) XEND
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};
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bool
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sysdecode_semget_flags(FILE *fp, int flag, int *rem)
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{
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return (print_mask_int(fp, semgetflags, flag, rem));
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}
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static struct name_table idtypes[] = {
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X(P_PID) X(P_PPID) X(P_PGID) X(P_SID) X(P_CID) X(P_UID) X(P_GID)
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X(P_ALL) X(P_LWPID) X(P_TASKID) X(P_PROJID) X(P_POOLID) X(P_JAILID)
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X(P_CTID) X(P_CPUID) X(P_PSETID) XEND
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};
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/* XXX: idtype is really an idtype_t */
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const char *
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sysdecode_idtype(int idtype)
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{
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return (lookup_value(idtypes, idtype));
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}
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/*
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* [g|s]etsockopt's level argument can either be SOL_SOCKET or a
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* protocol-specific value.
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*/
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const char *
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sysdecode_sockopt_level(int level)
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{
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const char *str;
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if (level == SOL_SOCKET)
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return ("SOL_SOCKET");
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/* SOL_* constants for Bluetooth sockets. */
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str = lookup_value(ngbtsolevel, level);
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if (str != NULL)
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return (str);
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/*
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* IP and Infiniband sockets use IP protocols as levels. Not all
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* protocols are valid but it is simpler to just allow all of them.
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*
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* XXX: IPPROTO_IP == 0, but UNIX domain sockets use a level of 0
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* for private options.
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*/
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str = sysdecode_ipproto(level);
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if (str != NULL)
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return (str);
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return (NULL);
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}
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bool
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sysdecode_vmprot(FILE *fp, int type, int *rem)
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{
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return (print_mask_int(fp, vmprot, type, rem));
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}
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static struct name_table sockflags[] = {
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X(SOCK_CLOEXEC) X(SOCK_NONBLOCK) XEND
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};
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bool
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sysdecode_socket_type(FILE *fp, int type, int *rem)
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{
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const char *str;
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uintmax_t val;
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bool printed;
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str = lookup_value(socktype, type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK));
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if (str != NULL) {
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fputs(str, fp);
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*rem = 0;
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printed = true;
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} else {
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*rem = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
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printed = false;
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}
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val = type & (SOCK_CLOEXEC | SOCK_NONBLOCK);
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print_mask_part(fp, sockflags, &val, &printed);
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return (printed);
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}
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bool
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sysdecode_access_mode(FILE *fp, int mode, int *rem)
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{
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return (print_mask_int(fp, accessmode, mode, rem));
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}
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/* XXX: 'type' is really an acl_type_t. */
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const char *
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sysdecode_acltype(int type)
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{
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return (lookup_value(acltype, type));
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}
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bool
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sysdecode_cap_fcntlrights(FILE *fp, uint32_t rights, uint32_t *rem)
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{
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return (print_mask_int(fp, capfcntl, rights, rem));
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}
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const char *
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sysdecode_extattrnamespace(int namespace)
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{
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return (lookup_value(extattrns, namespace));
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}
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const char *
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sysdecode_fadvice(int advice)
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{
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return (lookup_value(fadvisebehav, advice));
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}
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bool
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sysdecode_open_flags(FILE *fp, int flags, int *rem)
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{
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bool printed;
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int mode;
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uintmax_t val;
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mode = flags & O_ACCMODE;
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flags &= ~O_ACCMODE;
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switch (mode) {
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case O_RDONLY:
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if (flags & O_EXEC) {
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flags &= ~O_EXEC;
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fputs("O_EXEC", fp);
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} else
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fputs("O_RDONLY", fp);
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printed = true;
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mode = 0;
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break;
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case O_WRONLY:
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fputs("O_WRONLY", fp);
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printed = true;
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mode = 0;
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break;
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case O_RDWR:
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fputs("O_RDWR", fp);
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printed = true;
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mode = 0;
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break;
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default:
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printed = false;
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}
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val = (unsigned)flags;
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print_mask_part(fp, openflags, &val, &printed);
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if (rem != NULL)
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*rem = val | mode;
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return (printed);
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}
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bool
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sysdecode_fcntl_fileflags(FILE *fp, int flags, int *rem)
|
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{
|
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bool printed;
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int oflags;
|
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|
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/*
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* The file flags used with F_GETFL/F_SETFL mostly match the
|
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* flags passed to open(2). However, a few open-only flag
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* bits have been repurposed for fcntl-only flags.
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*/
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oflags = flags & ~(O_NOFOLLOW | FRDAHEAD);
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printed = sysdecode_open_flags(fp, oflags, rem);
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if (flags & O_NOFOLLOW) {
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fprintf(fp, "%sFPOIXSHM", printed ? "|" : "");
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printed = true;
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}
|
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if (flags & FRDAHEAD) {
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fprintf(fp, "%sFRDAHEAD", printed ? "|" : "");
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printed = true;
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}
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return (printed);
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}
|
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|
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bool
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sysdecode_flock_operation(FILE *fp, int operation, int *rem)
|
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{
|
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return (print_mask_int(fp, flockops, operation, rem));
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}
|
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|
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static struct name_table getfsstatmode[] = {
|
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X(MNT_WAIT) X(MNT_NOWAIT) XEND
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};
|
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|
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const char *
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sysdecode_getfsstat_mode(int mode)
|
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{
|
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|
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return (lookup_value(getfsstatmode, mode));
|
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}
|
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|
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const char *
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sysdecode_getrusage_who(int who)
|
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{
|
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|
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return (lookup_value(rusage, who));
|
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}
|
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|
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static struct name_table kevent_user_ffctrl[] = {
|
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X(NOTE_FFNOP) X(NOTE_FFAND) X(NOTE_FFOR) X(NOTE_FFCOPY)
|
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XEND
|
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};
|
|
|
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static struct name_table kevent_rdwr_fflags[] = {
|
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X(NOTE_LOWAT) X(NOTE_FILE_POLL) XEND
|
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};
|
|
|
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static struct name_table kevent_vnode_fflags[] = {
|
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X(NOTE_DELETE) X(NOTE_WRITE) X(NOTE_EXTEND) X(NOTE_ATTRIB)
|
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X(NOTE_LINK) X(NOTE_RENAME) X(NOTE_REVOKE) X(NOTE_OPEN) X(NOTE_CLOSE)
|
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X(NOTE_CLOSE_WRITE) X(NOTE_READ) XEND
|
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};
|
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|
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static struct name_table kevent_proc_fflags[] = {
|
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X(NOTE_EXIT) X(NOTE_FORK) X(NOTE_EXEC) X(NOTE_TRACK) X(NOTE_TRACKERR)
|
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X(NOTE_CHILD) XEND
|
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};
|
|
|
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static struct name_table kevent_timer_fflags[] = {
|
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X(NOTE_SECONDS) X(NOTE_MSECONDS) X(NOTE_USECONDS) X(NOTE_NSECONDS)
|
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X(NOTE_ABSTIME) XEND
|
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};
|
|
|
|
void
|
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sysdecode_kevent_fflags(FILE *fp, short filter, int fflags, int base)
|
|
{
|
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int rem;
|
|
|
|
if (fflags == 0) {
|
|
fputs("0", fp);
|
|
return;
|
|
}
|
|
|
|
switch (filter) {
|
|
case EVFILT_READ:
|
|
case EVFILT_WRITE:
|
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if (!print_mask_int(fp, kevent_rdwr_fflags, fflags, &rem))
|
|
fprintf(fp, "%#x", rem);
|
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else if (rem != 0)
|
|
fprintf(fp, "|%#x", rem);
|
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break;
|
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case EVFILT_VNODE:
|
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if (!print_mask_int(fp, kevent_vnode_fflags, fflags, &rem))
|
|
fprintf(fp, "%#x", rem);
|
|
else if (rem != 0)
|
|
fprintf(fp, "|%#x", rem);
|
|
break;
|
|
case EVFILT_PROC:
|
|
case EVFILT_PROCDESC:
|
|
if (!print_mask_int(fp, kevent_proc_fflags, fflags, &rem))
|
|
fprintf(fp, "%#x", rem);
|
|
else if (rem != 0)
|
|
fprintf(fp, "|%#x", rem);
|
|
break;
|
|
case EVFILT_TIMER:
|
|
if (!print_mask_int(fp, kevent_timer_fflags, fflags, &rem))
|
|
fprintf(fp, "%#x", rem);
|
|
else if (rem != 0)
|
|
fprintf(fp, "|%#x", rem);
|
|
break;
|
|
case EVFILT_USER: {
|
|
unsigned int ctrl, data;
|
|
|
|
ctrl = fflags & NOTE_FFCTRLMASK;
|
|
data = fflags & NOTE_FFLAGSMASK;
|
|
|
|
if (fflags & NOTE_TRIGGER) {
|
|
fputs("NOTE_TRIGGER", fp);
|
|
if (fflags == NOTE_TRIGGER)
|
|
return;
|
|
fputc('|', fp);
|
|
}
|
|
|
|
/*
|
|
* An event with 'ctrl' == NOTE_FFNOP is either a reported
|
|
* (output) event for which only 'data' should be output
|
|
* or a pointless input event. Assume that pointless
|
|
* input events don't occur in practice. An event with
|
|
* NOTE_TRIGGER is always an input event.
|
|
*/
|
|
if (ctrl != NOTE_FFNOP || fflags & NOTE_TRIGGER) {
|
|
fprintf(fp, "%s|%#x",
|
|
lookup_value(kevent_user_ffctrl, ctrl), data);
|
|
} else {
|
|
print_integer(fp, data, base);
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
print_integer(fp, fflags, base);
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool
|
|
sysdecode_kevent_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, keventflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_kevent_filter(int filter)
|
|
{
|
|
|
|
return (lookup_value(keventfilters, filter));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_kldsym_cmd(int cmd)
|
|
{
|
|
|
|
return (lookup_value(kldsymcmd, cmd));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_kldunload_flags(int flags)
|
|
{
|
|
|
|
return (lookup_value(kldunloadfflags, flags));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_lio_listio_mode(int mode)
|
|
{
|
|
|
|
return (lookup_value(lio_listiomodes, mode));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_madvice(int advice)
|
|
{
|
|
|
|
return (lookup_value(madvisebehav, advice));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_minherit_inherit(int inherit)
|
|
{
|
|
|
|
return (lookup_value(minheritflags, inherit));
|
|
}
|
|
|
|
bool
|
|
sysdecode_mlockall_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, mlockallflags, flags, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_mmap_prot(FILE *fp, int prot, int *rem)
|
|
{
|
|
int protm;
|
|
bool printed;
|
|
|
|
printed = false;
|
|
protm = PROT_MAX_EXTRACT(prot);
|
|
prot &= ~PROT_MAX(protm);
|
|
if (protm != 0) {
|
|
fputs("PROT_MAX(", fp);
|
|
printed = print_mask_int(fp, mmapprot, protm, rem);
|
|
fputs(")|", fp);
|
|
}
|
|
return (print_mask_int(fp, mmapprot, prot, rem) || printed);
|
|
}
|
|
|
|
bool
|
|
sysdecode_fileflags(FILE *fp, fflags_t flags, fflags_t *rem)
|
|
{
|
|
|
|
return (print_mask_0(fp, fileflags, flags, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_filemode(FILE *fp, int mode, int *rem)
|
|
{
|
|
|
|
return (print_mask_0(fp, filemode, mode, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_mount_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, mountflags, flags, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_msync_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, msyncflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_nfssvc_flags(int flags)
|
|
{
|
|
|
|
return (lookup_value(nfssvcflags, flags));
|
|
}
|
|
|
|
static struct name_table pipe2flags[] = {
|
|
X(O_CLOEXEC) X(O_NONBLOCK) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_pipe2_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_0(fp, pipe2flags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_prio_which(int which)
|
|
{
|
|
|
|
return (lookup_value(prio, which));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_procctl_cmd(int cmd)
|
|
{
|
|
|
|
return (lookup_value(procctlcmd, cmd));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_ptrace_request(int request)
|
|
{
|
|
|
|
return (lookup_value(ptraceop, request));
|
|
}
|
|
|
|
static struct name_table quotatypes[] = {
|
|
X(GRPQUOTA) X(USRQUOTA) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_quotactl_cmd(FILE *fp, int cmd)
|
|
{
|
|
const char *primary, *type;
|
|
|
|
primary = lookup_value(quotactlcmds, cmd >> SUBCMDSHIFT);
|
|
if (primary == NULL)
|
|
return (false);
|
|
fprintf(fp, "QCMD(%s,", primary);
|
|
type = lookup_value(quotatypes, cmd & SUBCMDMASK);
|
|
if (type != NULL)
|
|
fprintf(fp, "%s", type);
|
|
else
|
|
fprintf(fp, "%#x", cmd & SUBCMDMASK);
|
|
fprintf(fp, ")");
|
|
return (true);
|
|
}
|
|
|
|
bool
|
|
sysdecode_reboot_howto(FILE *fp, int howto, int *rem)
|
|
{
|
|
bool printed;
|
|
|
|
/*
|
|
* RB_AUTOBOOT is special in that its value is zero, but it is
|
|
* also an implied argument if a different operation is not
|
|
* requested via RB_HALT, RB_POWERCYCLE, RB_POWEROFF, or
|
|
* RB_REROOT.
|
|
*/
|
|
if (howto != 0 && (howto & (RB_HALT | RB_POWEROFF | RB_REROOT |
|
|
RB_POWERCYCLE)) == 0) {
|
|
fputs("RB_AUTOBOOT|", fp);
|
|
printed = true;
|
|
} else
|
|
printed = false;
|
|
return (print_mask_int(fp, rebootopt, howto, rem) || printed);
|
|
}
|
|
|
|
bool
|
|
sysdecode_rfork_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, rforkflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_rlimit(int resource)
|
|
{
|
|
|
|
return (lookup_value(rlimit, resource));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_scheduler_policy(int policy)
|
|
{
|
|
|
|
return (lookup_value(schedpolicy, policy));
|
|
}
|
|
|
|
bool
|
|
sysdecode_sendfile_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, sendfileflags, flags, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_shmat_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, shmatflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_shutdown_how(int how)
|
|
{
|
|
|
|
return (lookup_value(shutdownhow, how));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigbus_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigbuscode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigchld_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigchldcode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigfpe_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigfpecode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigill_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigillcode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigsegv_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigsegvcode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigtrap_code(int si_code)
|
|
{
|
|
|
|
return (lookup_value(sigtrapcode, si_code));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigprocmask_how(int how)
|
|
{
|
|
|
|
return (lookup_value(sigprocmaskhow, how));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_socketdomain(int domain)
|
|
{
|
|
|
|
return (lookup_value(sockdomain, domain));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_socket_protocol(int domain, int protocol)
|
|
{
|
|
|
|
switch (domain) {
|
|
case PF_INET:
|
|
case PF_INET6:
|
|
return (lookup_value(sockipproto, protocol));
|
|
default:
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sockaddr_family(int sa_family)
|
|
{
|
|
|
|
return (lookup_value(sockfamily, sa_family));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_ipproto(int protocol)
|
|
{
|
|
|
|
return (lookup_value(sockipproto, protocol));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sockopt_name(int level, int optname)
|
|
{
|
|
|
|
if (level == SOL_SOCKET)
|
|
return (lookup_value(sockopt, optname));
|
|
if (level == IPPROTO_IP)
|
|
/* XXX: UNIX domain socket options use a level of 0 also. */
|
|
return (lookup_value(sockoptip, optname));
|
|
if (level == IPPROTO_IPV6)
|
|
return (lookup_value(sockoptipv6, optname));
|
|
if (level == IPPROTO_SCTP)
|
|
return (lookup_value(sockoptsctp, optname));
|
|
if (level == IPPROTO_TCP)
|
|
return (lookup_value(sockopttcp, optname));
|
|
if (level == IPPROTO_UDP)
|
|
return (lookup_value(sockoptudp, optname));
|
|
if (level == IPPROTO_UDPLITE)
|
|
return (lookup_value(sockoptudplite, optname));
|
|
return (NULL);
|
|
}
|
|
|
|
bool
|
|
sysdecode_thr_create_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, thrcreateflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_umtx_op(int op)
|
|
{
|
|
|
|
return (lookup_value(umtxop, op));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_vmresult(int result)
|
|
{
|
|
|
|
return (lookup_value(vmresult, result));
|
|
}
|
|
|
|
bool
|
|
sysdecode_wait4_options(FILE *fp, int options, int *rem)
|
|
{
|
|
bool printed;
|
|
int opt6;
|
|
|
|
/* A flags value of 0 is normal. */
|
|
if (options == 0) {
|
|
fputs("0", fp);
|
|
if (rem != NULL)
|
|
*rem = 0;
|
|
return (true);
|
|
}
|
|
|
|
/*
|
|
* These flags are implicit and aren't valid flags for wait4()
|
|
* directly (though they don't fail with EINVAL).
|
|
*/
|
|
opt6 = options & (WEXITED | WTRAPPED);
|
|
options &= ~opt6;
|
|
printed = print_mask_int(fp, wait6opt, options, rem);
|
|
if (rem != NULL)
|
|
*rem |= opt6;
|
|
return (printed);
|
|
}
|
|
|
|
bool
|
|
sysdecode_wait6_options(FILE *fp, int options, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, wait6opt, options, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_whence(int whence)
|
|
{
|
|
|
|
return (lookup_value(seekwhence, whence));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_fcntl_cmd(int cmd)
|
|
{
|
|
|
|
return (lookup_value(fcntlcmd, cmd));
|
|
}
|
|
|
|
static struct name_table fcntl_fd_arg[] = {
|
|
X(FD_CLOEXEC) X(0) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_fcntl_arg_p(int cmd)
|
|
{
|
|
|
|
switch (cmd) {
|
|
case F_GETFD:
|
|
case F_GETFL:
|
|
case F_GETOWN:
|
|
return (false);
|
|
default:
|
|
return (true);
|
|
}
|
|
}
|
|
|
|
void
|
|
sysdecode_fcntl_arg(FILE *fp, int cmd, uintptr_t arg, int base)
|
|
{
|
|
int rem;
|
|
|
|
switch (cmd) {
|
|
case F_SETFD:
|
|
if (!print_value(fp, fcntl_fd_arg, arg))
|
|
print_integer(fp, arg, base);
|
|
break;
|
|
case F_SETFL:
|
|
if (!sysdecode_fcntl_fileflags(fp, arg, &rem))
|
|
fprintf(fp, "%#x", rem);
|
|
else if (rem != 0)
|
|
fprintf(fp, "|%#x", rem);
|
|
break;
|
|
case F_GETLK:
|
|
case F_SETLK:
|
|
case F_SETLKW:
|
|
fprintf(fp, "%p", (void *)arg);
|
|
break;
|
|
default:
|
|
print_integer(fp, arg, base);
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool
|
|
sysdecode_mmap_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
uintmax_t val;
|
|
bool printed;
|
|
int align;
|
|
|
|
/*
|
|
* MAP_ALIGNED can't be handled directly by print_mask_int().
|
|
* MAP_32BIT is also problematic since it isn't defined for
|
|
* all platforms.
|
|
*/
|
|
printed = false;
|
|
align = flags & MAP_ALIGNMENT_MASK;
|
|
val = (unsigned)flags & ~MAP_ALIGNMENT_MASK;
|
|
print_mask_part(fp, mmapflags, &val, &printed);
|
|
#ifdef MAP_32BIT
|
|
if (val & MAP_32BIT) {
|
|
fprintf(fp, "%sMAP_32BIT", printed ? "|" : "");
|
|
printed = true;
|
|
val &= ~MAP_32BIT;
|
|
}
|
|
#endif
|
|
if (align != 0) {
|
|
if (printed)
|
|
fputc('|', fp);
|
|
if (align == MAP_ALIGNED_SUPER)
|
|
fputs("MAP_ALIGNED_SUPER", fp);
|
|
else
|
|
fprintf(fp, "MAP_ALIGNED(%d)",
|
|
align >> MAP_ALIGNMENT_SHIFT);
|
|
printed = true;
|
|
}
|
|
if (rem != NULL)
|
|
*rem = val;
|
|
return (printed);
|
|
}
|
|
|
|
const char *
|
|
sysdecode_pathconf_name(int name)
|
|
{
|
|
|
|
return (lookup_value(pathconfname, name));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_rtprio_function(int function)
|
|
{
|
|
|
|
return (lookup_value(rtpriofuncs, function));
|
|
}
|
|
|
|
bool
|
|
sysdecode_msg_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_0(fp, msgflags, flags, rem));
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sigcode(int sig, int si_code)
|
|
{
|
|
const char *str;
|
|
|
|
str = lookup_value(sigcode, si_code);
|
|
if (str != NULL)
|
|
return (str);
|
|
|
|
switch (sig) {
|
|
case SIGILL:
|
|
return (sysdecode_sigill_code(si_code));
|
|
case SIGBUS:
|
|
return (sysdecode_sigbus_code(si_code));
|
|
case SIGSEGV:
|
|
return (sysdecode_sigsegv_code(si_code));
|
|
case SIGFPE:
|
|
return (sysdecode_sigfpe_code(si_code));
|
|
case SIGTRAP:
|
|
return (sysdecode_sigtrap_code(si_code));
|
|
case SIGCHLD:
|
|
return (sysdecode_sigchld_code(si_code));
|
|
default:
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sysarch_number(int number)
|
|
{
|
|
|
|
return (lookup_value(sysarchnum, number));
|
|
}
|
|
|
|
bool
|
|
sysdecode_umtx_cvwait_flags(FILE *fp, u_long flags, u_long *rem)
|
|
{
|
|
|
|
return (print_mask_0ul(fp, umtxcvwaitflags, flags, rem));
|
|
}
|
|
|
|
bool
|
|
sysdecode_umtx_rwlock_flags(FILE *fp, u_long flags, u_long *rem)
|
|
{
|
|
|
|
return (print_mask_0ul(fp, umtxrwlockflags, flags, rem));
|
|
}
|
|
|
|
void
|
|
sysdecode_cap_rights(FILE *fp, cap_rights_t *rightsp)
|
|
{
|
|
struct name_table *t;
|
|
int i;
|
|
bool comma;
|
|
|
|
for (i = 0; i < CAPARSIZE(rightsp); i++) {
|
|
if (CAPIDXBIT(rightsp->cr_rights[i]) != 1 << i) {
|
|
fprintf(fp, "invalid cap_rights_t");
|
|
return;
|
|
}
|
|
}
|
|
comma = false;
|
|
for (t = caprights; t->str != NULL; t++) {
|
|
if (cap_rights_is_set(rightsp, t->val)) {
|
|
fprintf(fp, "%s%s", comma ? "," : "", t->str);
|
|
comma = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
static struct name_table cmsgtypeip[] = {
|
|
X(IP_RECVDSTADDR) X(IP_RECVTTL) X(IP_RECVOPTS) X(IP_RECVRETOPTS)
|
|
X(IP_RECVIF) X(IP_RECVTOS) X(IP_FLOWID) X(IP_FLOWTYPE)
|
|
X(IP_RSSBUCKETID) XEND
|
|
};
|
|
|
|
static struct name_table cmsgtypeipv6[] = {
|
|
#if 0
|
|
/* The RFC 2292 defines are kernel space only. */
|
|
X(IPV6_2292PKTINFO) X(IPV6_2292HOPLIMIT) X(IPV6_2292HOPOPTS)
|
|
X(IPV6_2292DSTOPTS) X(IPV6_2292RTHDR) X(IPV6_2292NEXTHOP)
|
|
#endif
|
|
X(IPV6_PKTINFO) X(IPV6_HOPLIMIT) X(IPV6_HOPOPTS)
|
|
X(IPV6_DSTOPTS) X(IPV6_RTHDR) X(IPV6_NEXTHOP)
|
|
X(IPV6_TCLASS) X(IPV6_FLOWID) X(IPV6_FLOWTYPE) X(IPV6_RSSBUCKETID)
|
|
X(IPV6_PATHMTU) X(IPV6_RTHDRDSTOPTS) X(IPV6_USE_MIN_MTU)
|
|
X(IPV6_DONTFRAG) X(IPV6_PREFER_TEMPADDR) XEND
|
|
};
|
|
|
|
static struct name_table cmsgtypesctp[] = {
|
|
X(SCTP_INIT) X(SCTP_SNDRCV) X(SCTP_EXTRCV) X(SCTP_SNDINFO)
|
|
X(SCTP_RCVINFO) X(SCTP_NXTINFO) X(SCTP_PRINFO) X(SCTP_AUTHINFO)
|
|
X(SCTP_DSTADDRV4) X(SCTP_DSTADDRV6) XEND
|
|
};
|
|
|
|
const char *
|
|
sysdecode_cmsg_type(int cmsg_level, int cmsg_type)
|
|
{
|
|
|
|
if (cmsg_level == SOL_SOCKET)
|
|
return (lookup_value(cmsgtypesocket, cmsg_type));
|
|
if (cmsg_level == IPPROTO_IP)
|
|
return (lookup_value(cmsgtypeip, cmsg_type));
|
|
if (cmsg_level == IPPROTO_IPV6)
|
|
return (lookup_value(cmsgtypeipv6, cmsg_type));
|
|
if (cmsg_level == IPPROTO_SCTP)
|
|
return (lookup_value(cmsgtypesctp, cmsg_type));
|
|
return (NULL);
|
|
}
|
|
|
|
const char *
|
|
sysdecode_sctp_pr_policy(int policy)
|
|
{
|
|
|
|
return (lookup_value(sctpprpolicy, policy));
|
|
}
|
|
|
|
static struct name_table sctpsndflags[] = {
|
|
X(SCTP_EOF) X(SCTP_ABORT) X(SCTP_UNORDERED) X(SCTP_ADDR_OVER)
|
|
X(SCTP_SENDALL) X(SCTP_EOR) X(SCTP_SACK_IMMEDIATELY) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_sctp_snd_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, sctpsndflags, flags, rem));
|
|
}
|
|
|
|
static struct name_table sctprcvflags[] = {
|
|
X(SCTP_UNORDERED) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_sctp_rcv_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, sctprcvflags, flags, rem));
|
|
}
|
|
|
|
static struct name_table sctpnxtflags[] = {
|
|
X(SCTP_UNORDERED) X(SCTP_COMPLETE) X(SCTP_NOTIFICATION) XEND
|
|
};
|
|
|
|
bool
|
|
sysdecode_sctp_nxt_flags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_int(fp, sctpnxtflags, flags, rem));
|
|
}
|
|
|
|
static struct name_table sctpsinfoflags[] = {
|
|
X(SCTP_EOF) X(SCTP_ABORT) X(SCTP_UNORDERED) X(SCTP_ADDR_OVER)
|
|
X(SCTP_SENDALL) X(SCTP_EOR) X(SCTP_SACK_IMMEDIATELY) XEND
|
|
};
|
|
|
|
void
|
|
sysdecode_sctp_sinfo_flags(FILE *fp, int sinfo_flags)
|
|
{
|
|
const char *temp;
|
|
int rem;
|
|
bool printed;
|
|
|
|
printed = print_mask_0(fp, sctpsinfoflags, sinfo_flags, &rem);
|
|
if (rem & ~SCTP_PR_SCTP_ALL) {
|
|
fprintf(fp, "%s%#x", printed ? "|" : "", rem & ~SCTP_PR_SCTP_ALL);
|
|
printed = true;
|
|
rem &= ~SCTP_PR_SCTP_ALL;
|
|
}
|
|
if (rem != 0) {
|
|
temp = sysdecode_sctp_pr_policy(rem);
|
|
if (temp != NULL) {
|
|
fprintf(fp, "%s%s", printed ? "|" : "", temp);
|
|
} else {
|
|
fprintf(fp, "%s%#x", printed ? "|" : "", rem);
|
|
}
|
|
}
|
|
}
|
|
|
|
bool
|
|
sysdecode_shmflags(FILE *fp, int flags, int *rem)
|
|
{
|
|
|
|
return (print_mask_0(fp, shmflags, flags, rem));
|
|
}
|