1#!/bin/sh
2#
3# $FreeBSD: head/usr.bin/kdump/mksubr 222768 2011-06-06 19:00:38Z dchagin $
4#
5# Generates kdump_subr.c
6# mkioctls is a special-purpose script, and works fine as it is
7# now, so it remains independent. The idea behind how it generates
8# its list was heavily borrowed here.
9#
10# Some functions here are automatically generated. This can mean
11# the user will see unusual kdump output or errors while building
12# if the underlying .h files are changed significantly.
13#
14# Key:
15# AUTO: Completely auto-generated with either the "or" or the "switch"
16# method.
17# AUTO - Special: Generated automatically, but with some extra commands
18# that the auto_*_type() functions are inappropriate for.
19# MANUAL: Manually entered and must therefore be manually updated.
20
21set -e
22
23LC_ALL=C; export LC_ALL
24
25if [ -z "$1" ]
26then
27 echo "usage: sh $0 include-dir"
28 exit 1
29fi
30include_dir=$1
31
32#
33# Automatically generates a C function that will print out the
34# numeric input as a pipe-delimited string of the appropriate
35# #define keys. ex:
36# S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH
37# The XOR is necessary to prevent including the "0"-value in every
38# line.
39#
40auto_or_type () {
41 local name grep file
42 name=$1
43 grep=$2
44 file=$3
45
46 cat <<_EOF_
47/* AUTO */
48void
49$name (int arg)
50{
51 int or = 0;
52 printf("%#x<", arg);
53_EOF_
54 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
55 $include_dir/$file | \
56 awk '{ for (i = 1; i <= NF; i++) \
57 if ($i ~ /define/) \
58 break; \
59 ++i; \
60 printf "\tif(!((arg>0)^((%s)>0)))\n\t\tif_print_or(arg, %s, or);\n", $i, $i }'
61cat <<_EOF_
62 printf(">");
63 if (or == 0)
64 (void)printf("<invalid>%ld", (long)arg);
65}
66
67_EOF_
68}
69
70#
71# Automatically generates a C function used when the argument
72# maps to a single, specific #definition
73#
74auto_switch_type () {
75 local name grep file
76 name=$1
77 grep=$2
78 file=$3
79
80 cat <<_EOF_
81/* AUTO */
82void
83$name (int arg)
84{
85 switch (arg) {
86_EOF_
87 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
88 $include_dir/$file | \
89 awk '{ for (i = 1; i <= NF; i++) \
90 if ($i ~ /define/) \
91 break; \
92 ++i; \
93 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i }'
94cat <<_EOF_
95 default: /* Should not reach */
96 (void)printf("<invalid=%ld>", (long)arg);
97 }
98}
99
100_EOF_
101}
102
103#
104# Automatically generates a C function used when the argument
105# maps to a #definition
106#
107auto_if_type () {
108 local name grep file
109 name=$1
110 grep=$2
111 file=$3
112
113 cat <<_EOF_
114/* AUTO */
115void
116$name (int arg)
117{
118_EOF_
119 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
120 $include_dir/$file | \
121 awk '{ printf "\t"; \
122 if (NR > 1) \
123 printf "else " ; \
124 printf "if (arg == %s) \n\t\tprintf(\"%s\");\n", $2, $2 }'
125cat <<_EOF_
126 else /* Should not reach */
127 (void)printf("<invalid=%ld>", (long)arg);
128}
129
130_EOF_
131}
132
133# C start
134
135cat <<_EOF_
136#include <stdio.h>
137#include <sys/fcntl.h>
138#include <sys/stat.h>
139#include <sys/unistd.h>
140#include <sys/mman.h>
141#include <sys/wait.h>
142#define _KERNEL
143#include <sys/socket.h>
144#undef _KERNEL
145#include <netinet/in.h>
146#include <sys/param.h>
147#include <sys/mount.h>
148#include <sys/ptrace.h>
149#include <sys/resource.h>
150#include <sys/reboot.h>
151#include <sched.h>
152#include <sys/linker.h>
153#define _KERNEL
154#include <sys/thr.h>
155#undef _KERNEL
156#include <sys/extattr.h>
157#include <sys/acl.h>
158#include <aio.h>
159#include <sys/sem.h>
160#include <sys/ipc.h>
161#include <sys/rtprio.h>
162#include <sys/shm.h>
163#include <nfsserver/nfs.h>
164#include <ufs/ufs/quota.h>
165
166#include "kdump_subr.h"
167
168/*
169 * These are simple support macros. print_or utilizes a variable
170 * defined in the calling function to track whether or not it should
171 * print a logical-OR character ('|') before a string. if_print_or
172 * simply handles the necessary "if" statement used in many lines
173 * of this file.
174 */
175#define print_or(str,orflag) do { \\
176 if (orflag) putchar('|'); else orflag = 1; \\
177 printf (str); } \\
178 while (0)
179#define if_print_or(i,flag,orflag) do { \\
180 if ((i & flag) == flag) \\
181 print_or(#flag,orflag); } \\
182 while (0)
183
184/* MANUAL */
185extern char *signames[]; /* from kdump.c */
186void
187signame (int sig)
188{
189 if (sig > 0 && sig < NSIG)
190 (void)printf("SIG%s",signames[sig]);
191 else
192 (void)printf("SIG %d", sig);
193}
194
195/* MANUAL */
196void
197semctlname (int cmd)
198{
199 switch (cmd) {
200 case GETNCNT:
201 (void)printf("GETNCNT");
202 break;
203 case GETPID:
204 (void)printf("GETPID");
205 break;
206 case GETVAL:
207 (void)printf("GETVAL");
208 break;
209 case GETALL:
210 (void)printf("GETALL");
211 break;
212 case GETZCNT:
213 (void)printf("GETZCNT");
214 break;
215 case SETVAL:
216 (void)printf("SETVAL");
217 break;
218 case SETALL:
219 (void)printf("SETALL");
220 break;
221 case IPC_RMID:
222 (void)printf("IPC_RMID");
223 break;
224 case IPC_SET:
225 (void)printf("IPC_SET");
226 break;
227 case IPC_STAT:
228 (void)printf("IPC_STAT");
229 break;
230 default: /* Should not reach */
231 (void)printf("<invalid=%ld>", (long)cmd);
232 }
233}
234
235/* MANUAL */
236void
237shmctlname (int cmd) {
238 switch (cmd) {
239 case IPC_RMID:
240 (void)printf("IPC_RMID");
241 break;
242 case IPC_SET:
243 (void)printf("IPC_SET");
244 break;
245 case IPC_STAT:
246 (void)printf("IPC_STAT");
247 break;
248 default: /* Should not reach */
249 (void)printf("<invalid=%ld>", (long)cmd);
250 }
251}
252
253/* MANUAL */
254void
255semgetname (int flag) {
256 int or = 0;
257 if_print_or(flag, IPC_CREAT, or);
258 if_print_or(flag, IPC_EXCL, or);
259 if_print_or(flag, SEM_R, or);
260 if_print_or(flag, SEM_A, or);
261 if_print_or(flag, (SEM_R>>3), or);
262 if_print_or(flag, (SEM_A>>3), or);
263 if_print_or(flag, (SEM_R>>6), or);
264 if_print_or(flag, (SEM_A>>6), or);
265}
266
267/*
268 * MANUAL
269 *
270 * Only used by SYS_open. Unless O_CREAT is set in flags, the
271 * mode argument is unused (and often bogus and misleading).
272 */
273void
274flagsandmodename (int flags, int mode, int decimal) {
275 flagsname (flags);
276 (void)putchar(',');
277 if ((flags & O_CREAT) == O_CREAT) {
278 modename (mode);
279 } else {
280 if (decimal) {
281 (void)printf("<unused>%ld", (long)mode);
282 } else {
283 (void)printf("<unused>%#lx", (long)mode);
284 }
285 }
286}
287
288/*
289 * MANUAL
290 *
291 * [g|s]etsockopt's level argument can either be SOL_SOCKET or a value
292 * referring to a line in /etc/protocols . It might be appropriate
293 * to use getprotoent(3) here.
294 */
295void
296sockoptlevelname (int level, int decimal)
297{
298 if (level == SOL_SOCKET) {
299 (void)printf("SOL_SOCKET");
300 } else {
301 if (decimal) {
302 (void)printf("%ld", (long)level);
303 } else {
304 (void)printf("%#lx", (long)level);
305 }
306 }
307}
308
309_EOF_
310
311auto_or_type "modename" "S_[A-Z]+[[:space:]]+[0-6]{7}" "sys/stat.h"
312auto_or_type "flagsname" "O_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/fcntl.h"
313auto_or_type "accessmodename" "[A-Z]_OK[[:space:]]+0?x?[0-9A-Fa-f]+" "sys/unistd.h"
314auto_or_type "mmapprotname" "PROT_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/mman.h"
315auto_or_type "mmapflagsname" "MAP_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/mman.h"
316auto_or_type "wait4optname" "W[A-Z]+[[:space:]]+[0-9]+" "sys/wait.h"
317auto_or_type "getfsstatflagsname" "MNT_[A-Z]+[[:space:]]+[1-9][0-9]*" "sys/mount.h"
318auto_or_type "mountflagsname" "MNT_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mount.h"
319auto_or_type "rebootoptname" "RB_[A-Z]+[[:space:]]+0x[0-9]+" "sys/reboot.h"
320auto_or_type "flockname" "LOCK_[A-Z]+[[:space:]]+0x[0-9]+" "sys/fcntl.h"
321auto_or_type "thrcreateflagsname" "THR_[A-Z]+[[:space:]]+0x[0-9]+" "sys/thr.h"
322auto_or_type "mlockallname" "MCL_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mman.h"
323auto_or_type "shmatname" "SHM_[A-Z]+[[:space:]]+[0-9]{6}+" "sys/shm.h"
324auto_or_type "rforkname" "RF[A-Z]+[[:space:]]+\([0-9]+<<[0-9]+\)" "sys/unistd.h"
325auto_or_type "nfssvcname" "NFSSVC_[A-Z]+[[:space:]]+0x[0-9]+" "nfsserver/nfs.h"
326
327auto_switch_type "whencename" "SEEK_[A-Z]+[[:space:]]+[0-9]+" "sys/unistd.h"
328auto_switch_type "rlimitname" "RLIMIT_[A-Z]+[[:space:]]+[0-9]+" "sys/resource.h"
329auto_switch_type "shutdownhowname" "SHUT_[A-Z]+[[:space:]]+[0-9]+" "sys/socket.h"
330auto_switch_type "prioname" "PRIO_[A-Z]+[[:space:]]+[0-9]" "sys/resource.h"
331auto_switch_type "madvisebehavname" "_?MADV_[A-Z]+[[:space:]]+[0-9]+" "sys/mman.h"
332auto_switch_type "msyncflagsname" "MS_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mman.h"
333auto_switch_type "schedpolicyname" "SCHED_[A-Z]+[[:space:]]+[0-9]+" "sched.h"
334auto_switch_type "kldunloadfflagsname" "LINKER_UNLOAD_[A-Z]+[[:space:]]+[0-9]+" "sys/linker.h"
335auto_switch_type "extattrctlname" "EXTATTR_NAMESPACE_[A-Z]+[[:space:]]+0x[0-9]+" "sys/extattr.h"
336auto_switch_type "kldsymcmdname" "KLDSYM_[A-Z]+[[:space:]]+[0-9]+" "sys/linker.h"
337auto_switch_type "sendfileflagsname" "SF_[A-Z]+[[:space:]]+[0-9]+" "sys/socket.h"
338auto_switch_type "acltypename" "ACL_TYPE_[A-Z4_]+[[:space:]]+0x[0-9]+" "sys/acl.h"
339auto_switch_type "sigprocmaskhowname" "SIG_[A-Z]+[[:space:]]+[0-9]+" "sys/signal.h"
340auto_switch_type "lio_listioname" "LIO_(NO)?WAIT[[:space:]]+[0-9]+" "aio.h"
341auto_switch_type "minheritname" "INHERIT_[A-Z]+[[:space:]]+[0-9]+" "sys/mman.h"
342auto_switch_type "quotactlname" "Q_[A-Z]+[[:space:]]+0x[0-9]+" "ufs/ufs/quota.h"
343auto_if_type "sockdomainname" "PF_[[:alnum:]]+[[:space:]]+" "sys/socket.h"
344auto_if_type "sockfamilyname" "AF_[[:alnum:]]+[[:space:]]+" "sys/socket.h"
345auto_if_type "sockipprotoname" "IPPROTO_[[:alnum:]]+[[:space:]]+" "netinet/in.h"
346auto_switch_type "sockoptname" "SO_[A-Z]+[[:space:]]+0x[0-9]+" "sys/socket.h"
347auto_switch_type "socktypename" "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*" "sys/socket.h"
348auto_switch_type "ptraceopname" "PT_[[:alnum:]_]+[[:space:]]+[0-9]+" "sys/ptrace.h"
349
350cat <<_EOF_
351/*
352 * AUTO - Special
353 * F_ is used to specify fcntl commands as well as arguments. Both sets are
354 * grouped in fcntl.h, and this awk script grabs the first group.
355 */
356void
357fcntlcmdname (int cmd, int arg, int decimal)
358{
359 switch (cmd) {
360_EOF_
361egrep "^#[[:space:]]*define[[:space:]]+F_[A-Z]+[[:space:]]+[0-9]+[[:space:]]*" \
362 $include_dir/sys/fcntl.h | \
363 awk 'BEGIN { o=0 } { for (i = 1; i <= NF; i++) \
364 if ($i ~ /define/) \
365 break; \
366 ++i; \
367 if (o <= $(i+1)) \
368 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i; \
369 else \
370 exit; \
371 o = $(i+1) }'
372cat <<_EOF_
373 default: /* Should not reach */
374 (void)printf("<invalid=%ld>", (long)cmd);
375 }
376 (void)putchar(',');
377 if (cmd == F_GETFD || cmd == F_SETFD) {
378 if (arg == FD_CLOEXEC)
379 (void)printf("FD_CLOEXEC");
380 else if (arg == 0)
381 (void)printf("0");
382 else {
383 if (decimal)
384 (void)printf("<invalid>%ld", (long)arg);
385 else
386 (void)printf("<invalid>%#lx", (long)arg);
387 }
388 } else if (cmd == F_SETFL) {
389 flagsname(arg);
390 } else {
391 if (decimal)
392 (void)printf("%ld", (long)arg);
393 else
394 (void)printf("%#lx", (long)arg);
395 }
396}
397
398/*
399 * AUTO - Special
400 *
401 * The only reason this is not fully automated is due to the
402 * grep -v RTP_PRIO statement. A better egrep line should
403 * make this capable of being a auto_switch_type() function.
404 */
405void
406rtprioname (int func)
407{
408 switch (func) {
409_EOF_
410egrep "^#[[:space:]]*define[[:space:]]+RTP_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" \
411 $include_dir/sys/rtprio.h | grep -v RTP_PRIO | \
412 awk '{ for (i = 1; i <= NF; i++) \
413 if ($i ~ /define/) \
414 break; \
415 ++i; \
416 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i }'
417cat <<_EOF_
418 default: /* Should not reach */
419 (void)printf("<invalid=%ld>", (long)func);
420 }
421}
422
423/*
424 * AUTO - Special
425 *
426 * The send and recv functions have a flags argument which can be
427 * set to 0. There is no corresponding #define. The auto_ functions
428 * detect this as "invalid", which is incorrect here.
429 */
430void
431sendrecvflagsname (int flags)
432{
433 int or = 0;
434
435 if (flags == 0) {
436 (void)printf("0");
437 return;
438 }
439
440 printf("%#x<", flags);
441_EOF_
442egrep "^#[[:space:]]*define[[:space:]]+MSG_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" $include_dir/sys/socket.h | \
443 awk '{ for (i = 1; i <= NF; i++) \
444 if ($i ~ /define/) \
445 break; \
446 ++i; \
447 printf "\tif(!((flags>0)^((%s)>0)))\n\t\tif_print_or(flags, %s, or);\n", $i, $i }'
448cat <<_EOF_
449 printf(">");
450}
451
452_EOF_
2#
3# $FreeBSD: head/usr.bin/kdump/mksubr 222768 2011-06-06 19:00:38Z dchagin $
4#
5# Generates kdump_subr.c
6# mkioctls is a special-purpose script, and works fine as it is
7# now, so it remains independent. The idea behind how it generates
8# its list was heavily borrowed here.
9#
10# Some functions here are automatically generated. This can mean
11# the user will see unusual kdump output or errors while building
12# if the underlying .h files are changed significantly.
13#
14# Key:
15# AUTO: Completely auto-generated with either the "or" or the "switch"
16# method.
17# AUTO - Special: Generated automatically, but with some extra commands
18# that the auto_*_type() functions are inappropriate for.
19# MANUAL: Manually entered and must therefore be manually updated.
20
21set -e
22
23LC_ALL=C; export LC_ALL
24
25if [ -z "$1" ]
26then
27 echo "usage: sh $0 include-dir"
28 exit 1
29fi
30include_dir=$1
31
32#
33# Automatically generates a C function that will print out the
34# numeric input as a pipe-delimited string of the appropriate
35# #define keys. ex:
36# S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH
37# The XOR is necessary to prevent including the "0"-value in every
38# line.
39#
40auto_or_type () {
41 local name grep file
42 name=$1
43 grep=$2
44 file=$3
45
46 cat <<_EOF_
47/* AUTO */
48void
49$name (int arg)
50{
51 int or = 0;
52 printf("%#x<", arg);
53_EOF_
54 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
55 $include_dir/$file | \
56 awk '{ for (i = 1; i <= NF; i++) \
57 if ($i ~ /define/) \
58 break; \
59 ++i; \
60 printf "\tif(!((arg>0)^((%s)>0)))\n\t\tif_print_or(arg, %s, or);\n", $i, $i }'
61cat <<_EOF_
62 printf(">");
63 if (or == 0)
64 (void)printf("<invalid>%ld", (long)arg);
65}
66
67_EOF_
68}
69
70#
71# Automatically generates a C function used when the argument
72# maps to a single, specific #definition
73#
74auto_switch_type () {
75 local name grep file
76 name=$1
77 grep=$2
78 file=$3
79
80 cat <<_EOF_
81/* AUTO */
82void
83$name (int arg)
84{
85 switch (arg) {
86_EOF_
87 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
88 $include_dir/$file | \
89 awk '{ for (i = 1; i <= NF; i++) \
90 if ($i ~ /define/) \
91 break; \
92 ++i; \
93 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i }'
94cat <<_EOF_
95 default: /* Should not reach */
96 (void)printf("<invalid=%ld>", (long)arg);
97 }
98}
99
100_EOF_
101}
102
103#
104# Automatically generates a C function used when the argument
105# maps to a #definition
106#
107auto_if_type () {
108 local name grep file
109 name=$1
110 grep=$2
111 file=$3
112
113 cat <<_EOF_
114/* AUTO */
115void
116$name (int arg)
117{
118_EOF_
119 egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
120 $include_dir/$file | \
121 awk '{ printf "\t"; \
122 if (NR > 1) \
123 printf "else " ; \
124 printf "if (arg == %s) \n\t\tprintf(\"%s\");\n", $2, $2 }'
125cat <<_EOF_
126 else /* Should not reach */
127 (void)printf("<invalid=%ld>", (long)arg);
128}
129
130_EOF_
131}
132
133# C start
134
135cat <<_EOF_
136#include <stdio.h>
137#include <sys/fcntl.h>
138#include <sys/stat.h>
139#include <sys/unistd.h>
140#include <sys/mman.h>
141#include <sys/wait.h>
142#define _KERNEL
143#include <sys/socket.h>
144#undef _KERNEL
145#include <netinet/in.h>
146#include <sys/param.h>
147#include <sys/mount.h>
148#include <sys/ptrace.h>
149#include <sys/resource.h>
150#include <sys/reboot.h>
151#include <sched.h>
152#include <sys/linker.h>
153#define _KERNEL
154#include <sys/thr.h>
155#undef _KERNEL
156#include <sys/extattr.h>
157#include <sys/acl.h>
158#include <aio.h>
159#include <sys/sem.h>
160#include <sys/ipc.h>
161#include <sys/rtprio.h>
162#include <sys/shm.h>
163#include <nfsserver/nfs.h>
164#include <ufs/ufs/quota.h>
165
166#include "kdump_subr.h"
167
168/*
169 * These are simple support macros. print_or utilizes a variable
170 * defined in the calling function to track whether or not it should
171 * print a logical-OR character ('|') before a string. if_print_or
172 * simply handles the necessary "if" statement used in many lines
173 * of this file.
174 */
175#define print_or(str,orflag) do { \\
176 if (orflag) putchar('|'); else orflag = 1; \\
177 printf (str); } \\
178 while (0)
179#define if_print_or(i,flag,orflag) do { \\
180 if ((i & flag) == flag) \\
181 print_or(#flag,orflag); } \\
182 while (0)
183
184/* MANUAL */
185extern char *signames[]; /* from kdump.c */
186void
187signame (int sig)
188{
189 if (sig > 0 && sig < NSIG)
190 (void)printf("SIG%s",signames[sig]);
191 else
192 (void)printf("SIG %d", sig);
193}
194
195/* MANUAL */
196void
197semctlname (int cmd)
198{
199 switch (cmd) {
200 case GETNCNT:
201 (void)printf("GETNCNT");
202 break;
203 case GETPID:
204 (void)printf("GETPID");
205 break;
206 case GETVAL:
207 (void)printf("GETVAL");
208 break;
209 case GETALL:
210 (void)printf("GETALL");
211 break;
212 case GETZCNT:
213 (void)printf("GETZCNT");
214 break;
215 case SETVAL:
216 (void)printf("SETVAL");
217 break;
218 case SETALL:
219 (void)printf("SETALL");
220 break;
221 case IPC_RMID:
222 (void)printf("IPC_RMID");
223 break;
224 case IPC_SET:
225 (void)printf("IPC_SET");
226 break;
227 case IPC_STAT:
228 (void)printf("IPC_STAT");
229 break;
230 default: /* Should not reach */
231 (void)printf("<invalid=%ld>", (long)cmd);
232 }
233}
234
235/* MANUAL */
236void
237shmctlname (int cmd) {
238 switch (cmd) {
239 case IPC_RMID:
240 (void)printf("IPC_RMID");
241 break;
242 case IPC_SET:
243 (void)printf("IPC_SET");
244 break;
245 case IPC_STAT:
246 (void)printf("IPC_STAT");
247 break;
248 default: /* Should not reach */
249 (void)printf("<invalid=%ld>", (long)cmd);
250 }
251}
252
253/* MANUAL */
254void
255semgetname (int flag) {
256 int or = 0;
257 if_print_or(flag, IPC_CREAT, or);
258 if_print_or(flag, IPC_EXCL, or);
259 if_print_or(flag, SEM_R, or);
260 if_print_or(flag, SEM_A, or);
261 if_print_or(flag, (SEM_R>>3), or);
262 if_print_or(flag, (SEM_A>>3), or);
263 if_print_or(flag, (SEM_R>>6), or);
264 if_print_or(flag, (SEM_A>>6), or);
265}
266
267/*
268 * MANUAL
269 *
270 * Only used by SYS_open. Unless O_CREAT is set in flags, the
271 * mode argument is unused (and often bogus and misleading).
272 */
273void
274flagsandmodename (int flags, int mode, int decimal) {
275 flagsname (flags);
276 (void)putchar(',');
277 if ((flags & O_CREAT) == O_CREAT) {
278 modename (mode);
279 } else {
280 if (decimal) {
281 (void)printf("<unused>%ld", (long)mode);
282 } else {
283 (void)printf("<unused>%#lx", (long)mode);
284 }
285 }
286}
287
288/*
289 * MANUAL
290 *
291 * [g|s]etsockopt's level argument can either be SOL_SOCKET or a value
292 * referring to a line in /etc/protocols . It might be appropriate
293 * to use getprotoent(3) here.
294 */
295void
296sockoptlevelname (int level, int decimal)
297{
298 if (level == SOL_SOCKET) {
299 (void)printf("SOL_SOCKET");
300 } else {
301 if (decimal) {
302 (void)printf("%ld", (long)level);
303 } else {
304 (void)printf("%#lx", (long)level);
305 }
306 }
307}
308
309_EOF_
310
311auto_or_type "modename" "S_[A-Z]+[[:space:]]+[0-6]{7}" "sys/stat.h"
312auto_or_type "flagsname" "O_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/fcntl.h"
313auto_or_type "accessmodename" "[A-Z]_OK[[:space:]]+0?x?[0-9A-Fa-f]+" "sys/unistd.h"
314auto_or_type "mmapprotname" "PROT_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/mman.h"
315auto_or_type "mmapflagsname" "MAP_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+" "sys/mman.h"
316auto_or_type "wait4optname" "W[A-Z]+[[:space:]]+[0-9]+" "sys/wait.h"
317auto_or_type "getfsstatflagsname" "MNT_[A-Z]+[[:space:]]+[1-9][0-9]*" "sys/mount.h"
318auto_or_type "mountflagsname" "MNT_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mount.h"
319auto_or_type "rebootoptname" "RB_[A-Z]+[[:space:]]+0x[0-9]+" "sys/reboot.h"
320auto_or_type "flockname" "LOCK_[A-Z]+[[:space:]]+0x[0-9]+" "sys/fcntl.h"
321auto_or_type "thrcreateflagsname" "THR_[A-Z]+[[:space:]]+0x[0-9]+" "sys/thr.h"
322auto_or_type "mlockallname" "MCL_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mman.h"
323auto_or_type "shmatname" "SHM_[A-Z]+[[:space:]]+[0-9]{6}+" "sys/shm.h"
324auto_or_type "rforkname" "RF[A-Z]+[[:space:]]+\([0-9]+<<[0-9]+\)" "sys/unistd.h"
325auto_or_type "nfssvcname" "NFSSVC_[A-Z]+[[:space:]]+0x[0-9]+" "nfsserver/nfs.h"
326
327auto_switch_type "whencename" "SEEK_[A-Z]+[[:space:]]+[0-9]+" "sys/unistd.h"
328auto_switch_type "rlimitname" "RLIMIT_[A-Z]+[[:space:]]+[0-9]+" "sys/resource.h"
329auto_switch_type "shutdownhowname" "SHUT_[A-Z]+[[:space:]]+[0-9]+" "sys/socket.h"
330auto_switch_type "prioname" "PRIO_[A-Z]+[[:space:]]+[0-9]" "sys/resource.h"
331auto_switch_type "madvisebehavname" "_?MADV_[A-Z]+[[:space:]]+[0-9]+" "sys/mman.h"
332auto_switch_type "msyncflagsname" "MS_[A-Z]+[[:space:]]+0x[0-9]+" "sys/mman.h"
333auto_switch_type "schedpolicyname" "SCHED_[A-Z]+[[:space:]]+[0-9]+" "sched.h"
334auto_switch_type "kldunloadfflagsname" "LINKER_UNLOAD_[A-Z]+[[:space:]]+[0-9]+" "sys/linker.h"
335auto_switch_type "extattrctlname" "EXTATTR_NAMESPACE_[A-Z]+[[:space:]]+0x[0-9]+" "sys/extattr.h"
336auto_switch_type "kldsymcmdname" "KLDSYM_[A-Z]+[[:space:]]+[0-9]+" "sys/linker.h"
337auto_switch_type "sendfileflagsname" "SF_[A-Z]+[[:space:]]+[0-9]+" "sys/socket.h"
338auto_switch_type "acltypename" "ACL_TYPE_[A-Z4_]+[[:space:]]+0x[0-9]+" "sys/acl.h"
339auto_switch_type "sigprocmaskhowname" "SIG_[A-Z]+[[:space:]]+[0-9]+" "sys/signal.h"
340auto_switch_type "lio_listioname" "LIO_(NO)?WAIT[[:space:]]+[0-9]+" "aio.h"
341auto_switch_type "minheritname" "INHERIT_[A-Z]+[[:space:]]+[0-9]+" "sys/mman.h"
342auto_switch_type "quotactlname" "Q_[A-Z]+[[:space:]]+0x[0-9]+" "ufs/ufs/quota.h"
343auto_if_type "sockdomainname" "PF_[[:alnum:]]+[[:space:]]+" "sys/socket.h"
344auto_if_type "sockfamilyname" "AF_[[:alnum:]]+[[:space:]]+" "sys/socket.h"
345auto_if_type "sockipprotoname" "IPPROTO_[[:alnum:]]+[[:space:]]+" "netinet/in.h"
346auto_switch_type "sockoptname" "SO_[A-Z]+[[:space:]]+0x[0-9]+" "sys/socket.h"
347auto_switch_type "socktypename" "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*" "sys/socket.h"
348auto_switch_type "ptraceopname" "PT_[[:alnum:]_]+[[:space:]]+[0-9]+" "sys/ptrace.h"
349
350cat <<_EOF_
351/*
352 * AUTO - Special
353 * F_ is used to specify fcntl commands as well as arguments. Both sets are
354 * grouped in fcntl.h, and this awk script grabs the first group.
355 */
356void
357fcntlcmdname (int cmd, int arg, int decimal)
358{
359 switch (cmd) {
360_EOF_
361egrep "^#[[:space:]]*define[[:space:]]+F_[A-Z]+[[:space:]]+[0-9]+[[:space:]]*" \
362 $include_dir/sys/fcntl.h | \
363 awk 'BEGIN { o=0 } { for (i = 1; i <= NF; i++) \
364 if ($i ~ /define/) \
365 break; \
366 ++i; \
367 if (o <= $(i+1)) \
368 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i; \
369 else \
370 exit; \
371 o = $(i+1) }'
372cat <<_EOF_
373 default: /* Should not reach */
374 (void)printf("<invalid=%ld>", (long)cmd);
375 }
376 (void)putchar(',');
377 if (cmd == F_GETFD || cmd == F_SETFD) {
378 if (arg == FD_CLOEXEC)
379 (void)printf("FD_CLOEXEC");
380 else if (arg == 0)
381 (void)printf("0");
382 else {
383 if (decimal)
384 (void)printf("<invalid>%ld", (long)arg);
385 else
386 (void)printf("<invalid>%#lx", (long)arg);
387 }
388 } else if (cmd == F_SETFL) {
389 flagsname(arg);
390 } else {
391 if (decimal)
392 (void)printf("%ld", (long)arg);
393 else
394 (void)printf("%#lx", (long)arg);
395 }
396}
397
398/*
399 * AUTO - Special
400 *
401 * The only reason this is not fully automated is due to the
402 * grep -v RTP_PRIO statement. A better egrep line should
403 * make this capable of being a auto_switch_type() function.
404 */
405void
406rtprioname (int func)
407{
408 switch (func) {
409_EOF_
410egrep "^#[[:space:]]*define[[:space:]]+RTP_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" \
411 $include_dir/sys/rtprio.h | grep -v RTP_PRIO | \
412 awk '{ for (i = 1; i <= NF; i++) \
413 if ($i ~ /define/) \
414 break; \
415 ++i; \
416 printf "\tcase %s:\n\t\t(void)printf(\"%s\");\n\t\tbreak;\n", $i, $i }'
417cat <<_EOF_
418 default: /* Should not reach */
419 (void)printf("<invalid=%ld>", (long)func);
420 }
421}
422
423/*
424 * AUTO - Special
425 *
426 * The send and recv functions have a flags argument which can be
427 * set to 0. There is no corresponding #define. The auto_ functions
428 * detect this as "invalid", which is incorrect here.
429 */
430void
431sendrecvflagsname (int flags)
432{
433 int or = 0;
434
435 if (flags == 0) {
436 (void)printf("0");
437 return;
438 }
439
440 printf("%#x<", flags);
441_EOF_
442egrep "^#[[:space:]]*define[[:space:]]+MSG_[A-Z]+[[:space:]]+0x[0-9]+[[:space:]]*" $include_dir/sys/socket.h | \
443 awk '{ for (i = 1; i <= NF; i++) \
444 if ($i ~ /define/) \
445 break; \
446 ++i; \
447 printf "\tif(!((flags>0)^((%s)>0)))\n\t\tif_print_or(flags, %s, or);\n", $i, $i }'
448cat <<_EOF_
449 printf(">");
450}
451
452_EOF_