| @@ -1,316 +1,316 @@ | | | @@ -1,316 +1,316 @@ |
1 | /* $NetBSD: svc_fdset.c,v 1.7 2015/11/07 16:58:24 christos Exp $ */ | | 1 | /* $NetBSD: svc_fdset.c,v 1.8 2015/11/07 20:24:00 christos Exp $ */ |
2 | | | 2 | |
3 | /*- | | 3 | /*- |
4 | * Copyright (c) 2015 The NetBSD Foundation, Inc. | | 4 | * Copyright (c) 2015 The NetBSD Foundation, Inc. |
5 | * All rights resefdsed. | | 5 | * All rights reserved. |
6 | * | | 6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation | | 7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Christos Zoulas. | | 8 | * by Christos Zoulas. |
9 | * | | 9 | * |
10 | * Redistribution and use in source and binary forms, with or without | | 10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions | | 11 | * modification, are permitted provided that the following conditions |
12 | * are met: | | 12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright | | 13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. | | 14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright | | 15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the | | 16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. | | 17 | * documentation and/or other materials provided with the distribution. |
18 | * | | 18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS | | 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | | 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | | 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS | | 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | | 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | | 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | | 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | | 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | | 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | | 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. | | 29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ | | 30 | */ |
31 | | | 31 | |
32 | #include <sys/cdefs.h> | | 32 | #include <sys/cdefs.h> |
33 | __RCSID("$NetBSD: svc_fdset.c,v 1.7 2015/11/07 16:58:24 christos Exp $"); | | 33 | __RCSID("$NetBSD: svc_fdset.c,v 1.8 2015/11/07 20:24:00 christos Exp $"); |
34 | | | 34 | |
35 | | | 35 | |
36 | #include "reentrant.h" | | 36 | #include "reentrant.h" |
37 | | | 37 | |
38 | #include <sys/fd_set.h> | | 38 | #include <sys/fd_set.h> |
39 | | | 39 | |
40 | #include <rpc/rpc.h> | | 40 | #include <rpc/rpc.h> |
41 | | | 41 | |
42 | #ifdef FDSET_DEBUG | | 42 | #ifdef FDSET_DEBUG |
43 | #include <stdio.h> | | 43 | #include <stdio.h> |
44 | #include <stdarg.h> | | 44 | #include <stdarg.h> |
45 | #include <unistd.h> | | 45 | #include <unistd.h> |
46 | #include <lwp.h> | | 46 | #include <lwp.h> |
47 | #endif | | 47 | #endif |
48 | #include <stdlib.h> | | 48 | #include <stdlib.h> |
49 | #include <string.h> | | 49 | #include <string.h> |
50 | | | 50 | |
51 | #include "svc_fdset.h" | | 51 | #include "svc_fdset.h" |
52 | | | 52 | |
53 | #undef svc_fdset | | 53 | #undef svc_fdset |
54 | #undef svc_maxfd | | 54 | #undef svc_maxfd |
55 | extern __fd_set_256 svc_fdset; | | 55 | extern __fd_set_256 svc_fdset; |
56 | extern int svc_maxfd; | | 56 | extern int svc_maxfd; |
57 | | | 57 | |
58 | struct svc_fdset { | | 58 | struct svc_fdset { |
59 | fd_set *fdset; | | 59 | fd_set *fdset; |
60 | int fdmax; | | 60 | int fdmax; |
61 | int fdsize; | | 61 | int fdsize; |
62 | }; | | 62 | }; |
63 | | | 63 | |
64 | /* The single threaded, one global fd_set version */ | | 64 | /* The single threaded, one global fd_set version */ |
65 | static struct svc_fdset __svc_fdset; | | 65 | static struct svc_fdset __svc_fdset; |
66 | | | 66 | |
67 | static thread_key_t fdsetkey = -2; | | 67 | static thread_key_t fdsetkey = -2; |
68 | | | 68 | |
69 | #ifdef FDSET_DEBUG | | 69 | #ifdef FDSET_DEBUG |
70 | | | 70 | |
71 | static void __printflike(3, 0) | | 71 | static void __printflike(3, 0) |
72 | svc_header(const char *func, size_t line, const char *fmt, va_list ap) | | 72 | svc_header(const char *func, size_t line, const char *fmt, va_list ap) |
73 | { | | 73 | { |
74 | fprintf(stderr, "%s[%d.%d]: %s, %zu: ", getprogname(), (int)getpid(), | | 74 | fprintf(stderr, "%s[%d.%d]: %s, %zu: ", getprogname(), (int)getpid(), |
75 | (int)_lwp_self(), func, line); | | 75 | (int)_lwp_self(), func, line); |
76 | vfprintf(stderr, fmt, ap); | | 76 | vfprintf(stderr, fmt, ap); |
77 | va_end(ap); | | 77 | va_end(ap); |
78 | } | | 78 | } |
79 | | | 79 | |
80 | static void __printflike(4, 5) | | 80 | static void __printflike(4, 5) |
81 | svc_fdset_print(const char *func, size_t line, struct svc_fdset *fds, | | 81 | svc_fdset_print(const char *func, size_t line, struct svc_fdset *fds, |
82 | const char *fmt, ...) | | 82 | const char *fmt, ...) |
83 | { | | 83 | { |
84 | va_list ap; | | 84 | va_list ap; |
85 | const char *did = ""; | | 85 | const char *did = ""; |
86 | | | 86 | |
87 | va_start(ap, fmt); | | 87 | va_start(ap, fmt); |
88 | svc_header(func, line, fmt, ap); | | 88 | svc_header(func, line, fmt, ap); |
89 | va_end(ap); | | 89 | va_end(ap); |
90 | | | 90 | |
91 | fprintf(stderr, "%p[%d] <", fds->fdset, fds->fdmax); | | 91 | fprintf(stderr, "%p[%d] <", fds->fdset, fds->fdmax); |
92 | for (int i = 0; i <= fds->fdmax; i++) { | | 92 | for (int i = 0; i <= fds->fdmax; i++) { |
93 | if (!FD_ISSET(i, fds->fdset)) | | 93 | if (!FD_ISSET(i, fds->fdset)) |
94 | continue; | | 94 | continue; |
95 | fprintf(stderr, "%s%d", did, i); | | 95 | fprintf(stderr, "%s%d", did, i); |
96 | did = ", "; | | 96 | did = ", "; |
97 | } | | 97 | } |
98 | fprintf(stderr, ">\n"); | | 98 | fprintf(stderr, ">\n"); |
99 | } | | 99 | } |
100 | | | 100 | |
101 | static void __printflike(3, 4) | | 101 | static void __printflike(3, 4) |
102 | svc_print(const char *func, size_t line, const char *fmt, ...) | | 102 | svc_print(const char *func, size_t line, const char *fmt, ...) |
103 | { | | 103 | { |
104 | va_list ap; | | 104 | va_list ap; |
105 | | | 105 | |
106 | va_start(ap, fmt); | | 106 | va_start(ap, fmt); |
107 | svc_header(func, line, fmt, ap); | | 107 | svc_header(func, line, fmt, ap); |
108 | va_end(ap); | | 108 | va_end(ap); |
109 | fprintf(stderr, "\n"); | | 109 | fprintf(stderr, "\n"); |
110 | } | | 110 | } |
111 | | | 111 | |
112 | #define DPRINTF(...) svc_print(__func__, __LINE__, __VA_ARGS__) | | 112 | #define DPRINTF(...) svc_print(__func__, __LINE__, __VA_ARGS__) |
113 | #define DPRINTF_FDSET(...) svc_fdset_print(__func__, __LINE__, __VA_ARGS__) | | 113 | #define DPRINTF_FDSET(...) svc_fdset_print(__func__, __LINE__, __VA_ARGS__) |
114 | | | 114 | |
115 | #else | | 115 | #else |
116 | | | 116 | |
117 | #define DPRINTF(...) | | 117 | #define DPRINTF(...) |
118 | #define DPRINTF_FDSET(...) | | 118 | #define DPRINTF_FDSET(...) |
119 | | | 119 | |
120 | #endif | | 120 | #endif |
121 | | | 121 | |
122 | | | 122 | |
123 | static inline void | | 123 | static inline void |
124 | svc_fdset_sanitize(struct svc_fdset *fds) | | 124 | svc_fdset_sanitize(struct svc_fdset *fds) |
125 | { | | 125 | { |
126 | while (fds->fdmax >= 0 && !FD_ISSET(fds->fdmax, fds->fdset)) | | 126 | while (fds->fdmax >= 0 && !FD_ISSET(fds->fdmax, fds->fdset)) |
127 | fds->fdmax--; | | 127 | fds->fdmax--; |
128 | /* Compat update */ | | 128 | /* Compat update */ |
129 | if (fds == &__svc_fdset) { | | 129 | if (fds == &__svc_fdset) { |
130 | svc_fdset = *(__fd_set_256 *)__svc_fdset.fdset; | | 130 | svc_fdset = *(__fd_set_256 *)__svc_fdset.fdset; |
131 | svc_maxfd = __svc_fdset.fdmax; | | 131 | svc_maxfd = __svc_fdset.fdmax; |
132 | } | | 132 | } |
133 | } | | 133 | } |
134 | | | 134 | |
135 | static void | | 135 | static void |
136 | svc_fdset_free(void *v) | | 136 | svc_fdset_free(void *v) |
137 | { | | 137 | { |
138 | struct svc_fdset *fds = v; | | 138 | struct svc_fdset *fds = v; |
139 | DPRINTF_FDSET(fds, "free"); | | 139 | DPRINTF_FDSET(fds, "free"); |
140 | | | 140 | |
141 | free(fds->fdset); | | 141 | free(fds->fdset); |
142 | free(fds); | | 142 | free(fds); |
143 | } | | 143 | } |
144 | | | 144 | |
145 | static struct svc_fdset * | | 145 | static struct svc_fdset * |
146 | svc_fdset_resize(int fd, struct svc_fdset *fds) | | 146 | svc_fdset_resize(int fd, struct svc_fdset *fds) |
147 | { | | 147 | { |
148 | if (fds->fdset && fd < fds->fdsize) { | | 148 | if (fds->fdset && fd < fds->fdsize) { |
149 | DPRINTF_FDSET(fds, "keeping %d < %d", fd, fds->fdsize); | | 149 | DPRINTF_FDSET(fds, "keeping %d < %d", fd, fds->fdsize); |
150 | return fds; | | 150 | return fds; |
151 | } | | 151 | } |
152 | | | 152 | |
153 | fd += FD_SETSIZE; | | 153 | fd += FD_SETSIZE; |
154 | | | 154 | |
155 | char *newfdset = realloc(fds->fdset, __NFD_BYTES(fd)); | | 155 | char *newfdset = realloc(fds->fdset, __NFD_BYTES(fd)); |
156 | if (newfdset == NULL) | | 156 | if (newfdset == NULL) |
157 | return NULL; | | 157 | return NULL; |
158 | | | 158 | |
159 | memset(newfdset + __NFD_BYTES(fds->fdsize), 0, | | 159 | memset(newfdset + __NFD_BYTES(fds->fdsize), 0, |
160 | __NFD_BYTES(fd) - __NFD_BYTES(fds->fdsize)); | | 160 | __NFD_BYTES(fd) - __NFD_BYTES(fds->fdsize)); |
161 | | | 161 | |
162 | | | 162 | |
163 | fds->fdset = (void *)newfdset; | | 163 | fds->fdset = (void *)newfdset; |
164 | DPRINTF_FDSET(fds, "resize %d > %d", fd, fds->fdsize); | | 164 | DPRINTF_FDSET(fds, "resize %d > %d", fd, fds->fdsize); |
165 | fds->fdsize = fd; | | 165 | fds->fdsize = fd; |
166 | | | 166 | |
167 | return fds; | | 167 | return fds; |
168 | } | | 168 | } |
169 | | | 169 | |
170 | static struct svc_fdset * | | 170 | static struct svc_fdset * |
171 | svc_fdset_alloc(int fd) | | 171 | svc_fdset_alloc(int fd) |
172 | { | | 172 | { |
173 | struct svc_fdset *fds; | | 173 | struct svc_fdset *fds; |
174 | | | 174 | |
175 | if (!__isthreaded || fdsetkey == -2) | | 175 | if (!__isthreaded || fdsetkey == -2) |
176 | return svc_fdset_resize(fd, &__svc_fdset); | | 176 | return svc_fdset_resize(fd, &__svc_fdset); |
177 | | | 177 | |
178 | if (fdsetkey == -1) | | 178 | if (fdsetkey == -1) |
179 | thr_keycreate(&fdsetkey, svc_fdset_free); | | 179 | thr_keycreate(&fdsetkey, svc_fdset_free); |
180 | | | 180 | |
181 | if ((fds = thr_getspecific(fdsetkey)) == NULL) { | | 181 | if ((fds = thr_getspecific(fdsetkey)) == NULL) { |
182 | | | 182 | |
183 | fds = calloc(1, sizeof(*fds)); | | 183 | fds = calloc(1, sizeof(*fds)); |
184 | if (fds == NULL) | | 184 | if (fds == NULL) |
185 | return NULL; | | 185 | return NULL; |
186 | | | 186 | |
187 | (void)thr_setspecific(fdsetkey, fds); | | 187 | (void)thr_setspecific(fdsetkey, fds); |
188 | | | 188 | |
189 | if (__svc_fdset.fdsize != 0) { | | 189 | if (__svc_fdset.fdsize != 0) { |
190 | *fds = __svc_fdset; | | 190 | *fds = __svc_fdset; |
191 | DPRINTF("switching to %p", fds->fdset); | | 191 | DPRINTF("switching to %p", fds->fdset); |
192 | } else { | | 192 | } else { |
193 | DPRINTF("first thread time %p", fds->fdset); | | 193 | DPRINTF("first thread time %p", fds->fdset); |
194 | } | | 194 | } |
195 | } else { | | 195 | } else { |
196 | DPRINTF("again for %p", fds->fdset); | | 196 | DPRINTF("again for %p", fds->fdset); |
197 | if (fd < fds->fdsize) | | 197 | if (fd < fds->fdsize) |
198 | return fds; | | 198 | return fds; |
199 | } | | 199 | } |
200 | | | 200 | |
201 | return svc_fdset_resize(fd, fds); | | 201 | return svc_fdset_resize(fd, fds); |
202 | } | | 202 | } |
203 | | | 203 | |
204 | /* allow each thread to have their own copy */ | | 204 | /* allow each thread to have their own copy */ |
205 | void | | 205 | void |
206 | svc_fdset_init(int flags) | | 206 | svc_fdset_init(int flags) |
207 | { | | 207 | { |
208 | DPRINTF("%x", flags); | | 208 | DPRINTF("%x", flags); |
209 | if ((flags & SVC_FDSET_MT) && fdsetkey == -2) | | 209 | if ((flags & SVC_FDSET_MT) && fdsetkey == -2) |
210 | fdsetkey = -1; | | 210 | fdsetkey = -1; |
211 | } | | 211 | } |
212 | | | 212 | |
213 | void | | 213 | void |
214 | svc_fdset_zero(void) | | 214 | svc_fdset_zero(void) |
215 | { | | 215 | { |
216 | DPRINTF("zero"); | | 216 | DPRINTF("zero"); |
217 | struct svc_fdset *fds = svc_fdset_alloc(0); | | 217 | struct svc_fdset *fds = svc_fdset_alloc(0); |
218 | memset(fds->fdset, 0, fds->fdsize); | | 218 | memset(fds->fdset, 0, fds->fdsize); |
219 | fds->fdmax = -1; | | 219 | fds->fdmax = -1; |
220 | } | | 220 | } |
221 | | | 221 | |
222 | int | | 222 | int |
223 | svc_fdset_set(int fd) | | 223 | svc_fdset_set(int fd) |
224 | { | | 224 | { |
225 | struct svc_fdset *fds = svc_fdset_alloc(fd); | | 225 | struct svc_fdset *fds = svc_fdset_alloc(fd); |
226 | | | 226 | |
227 | if (fds == NULL) | | 227 | if (fds == NULL) |
228 | return -1; | | 228 | return -1; |
229 | | | 229 | |
230 | FD_SET(fd, fds->fdset); | | 230 | FD_SET(fd, fds->fdset); |
231 | if (fd > fds->fdmax) | | 231 | if (fd > fds->fdmax) |
232 | fds->fdmax = fd; | | 232 | fds->fdmax = fd; |
233 | | | 233 | |
234 | DPRINTF_FDSET(fds, "%d", fd); | | 234 | DPRINTF_FDSET(fds, "%d", fd); |
235 | | | 235 | |
236 | svc_fdset_sanitize(fds); | | 236 | svc_fdset_sanitize(fds); |
237 | return 0; | | 237 | return 0; |
238 | } | | 238 | } |
239 | | | 239 | |
240 | int | | 240 | int |
241 | svc_fdset_isset(int fd) | | 241 | svc_fdset_isset(int fd) |
242 | { | | 242 | { |
243 | struct svc_fdset *fds = svc_fdset_alloc(fd); | | 243 | struct svc_fdset *fds = svc_fdset_alloc(fd); |
244 | | | 244 | |
245 | if (fds == NULL) | | 245 | if (fds == NULL) |
246 | return -1; | | 246 | return -1; |
247 | | | 247 | |
248 | DPRINTF_FDSET(fds, "%d", fd); | | 248 | DPRINTF_FDSET(fds, "%d", fd); |
249 | | | 249 | |
250 | return FD_ISSET(fd, fds->fdset) != 0; | | 250 | return FD_ISSET(fd, fds->fdset) != 0; |
251 | } | | 251 | } |
252 | | | 252 | |
253 | int | | 253 | int |
254 | svc_fdset_clr(int fd) | | 254 | svc_fdset_clr(int fd) |
255 | { | | 255 | { |
256 | struct svc_fdset *fds = svc_fdset_alloc(fd); | | 256 | struct svc_fdset *fds = svc_fdset_alloc(fd); |
257 | | | 257 | |
258 | if (fds == NULL) | | 258 | if (fds == NULL) |
259 | return -1; | | 259 | return -1; |
260 | | | 260 | |
261 | FD_CLR(fd, fds->fdset); | | 261 | FD_CLR(fd, fds->fdset); |
262 | DPRINTF_FDSET(fds, "%d", fd); | | 262 | DPRINTF_FDSET(fds, "%d", fd); |
263 | | | 263 | |
264 | svc_fdset_sanitize(fds); | | 264 | svc_fdset_sanitize(fds); |
265 | return 0; | | 265 | return 0; |
266 | } | | 266 | } |
267 | | | 267 | |
268 | fd_set * | | 268 | fd_set * |
269 | svc_fdset_copy(const fd_set *orig) | | 269 | svc_fdset_copy(const fd_set *orig) |
270 | { | | 270 | { |
271 | int size = svc_fdset_getsize(0); | | 271 | int size = svc_fdset_getsize(0); |
272 | fd_set *copy = calloc(1, __NFD_BYTES(size)); | | 272 | fd_set *copy = calloc(1, __NFD_BYTES(size)); |
273 | if (copy == NULL) | | 273 | if (copy == NULL) |
274 | return NULL; | | 274 | return NULL; |
275 | if (orig) | | 275 | if (orig) |
276 | memcpy(copy, orig, __NFD_BYTES(size)); | | 276 | memcpy(copy, orig, __NFD_BYTES(size)); |
277 | return copy; | | 277 | return copy; |
278 | } | | 278 | } |
279 | | | 279 | |
280 | fd_set * | | 280 | fd_set * |
281 | svc_fdset_get(void) | | 281 | svc_fdset_get(void) |
282 | { | | 282 | { |
283 | struct svc_fdset *fds = svc_fdset_alloc(0); | | 283 | struct svc_fdset *fds = svc_fdset_alloc(0); |
284 | | | 284 | |
285 | if (fds == NULL) | | 285 | if (fds == NULL) |
286 | return NULL; | | 286 | return NULL; |
287 | | | 287 | |
288 | DPRINTF_FDSET(fds, "get"); | | 288 | DPRINTF_FDSET(fds, "get"); |
289 | svc_fdset_sanitize(fds); | | 289 | svc_fdset_sanitize(fds); |
290 | return fds->fdset; | | 290 | return fds->fdset; |
291 | } | | 291 | } |
292 | | | 292 | |
293 | int * | | 293 | int * |
294 | svc_fdset_getmax(void) | | 294 | svc_fdset_getmax(void) |
295 | { | | 295 | { |
296 | struct svc_fdset *fds = svc_fdset_alloc(0); | | 296 | struct svc_fdset *fds = svc_fdset_alloc(0); |
297 | | | 297 | |
298 | if (fds == NULL) | | 298 | if (fds == NULL) |
299 | return NULL; | | 299 | return NULL; |
300 | | | 300 | |
301 | DPRINTF_FDSET(fds, "getmax"); | | 301 | DPRINTF_FDSET(fds, "getmax"); |
302 | svc_fdset_sanitize(fds); | | 302 | svc_fdset_sanitize(fds); |
303 | return &fds->fdmax; | | 303 | return &fds->fdmax; |
304 | } | | 304 | } |
305 | | | 305 | |
306 | int | | 306 | int |
307 | svc_fdset_getsize(int fd) | | 307 | svc_fdset_getsize(int fd) |
308 | { | | 308 | { |
309 | struct svc_fdset *fds = svc_fdset_alloc(fd); | | 309 | struct svc_fdset *fds = svc_fdset_alloc(fd); |
310 | | | 310 | |
311 | if (fds == NULL) | | 311 | if (fds == NULL) |
312 | return -1; | | 312 | return -1; |
313 | | | 313 | |
314 | DPRINTF_FDSET(fds, "getsize"); | | 314 | DPRINTF_FDSET(fds, "getsize"); |
315 | return fds->fdsize; | | 315 | return fds->fdsize; |
316 | } | | 316 | } |