Commit | Line | Data |
---|---|---|
10bc17b6 JH |
1 | /* |
2 | * reentr.c | |
3 | * | |
4 | * Copyright (c) 1997-2002, Larry Wall | |
5 | * | |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! | |
10 | * This file is built by reentrl.pl from data in reentr.pl. | |
11 | * | |
12 | * "Saruman," I said, standing away from him, "only one hand at a time can | |
13 | * wield the One, and you know that well, so do not trouble to say we!" | |
14 | * | |
15 | */ | |
16 | ||
17 | #include "EXTERN.h" | |
18 | #define PERL_IN_REENTR_C | |
19 | #include "perl.h" | |
20 | #include "reentr.h" | |
21 | ||
22 | void | |
23 | Perl_reentrant_size(pTHX) { | |
24 | #ifdef USE_REENTRANT_API | |
8695fa85 SR |
25 | #define REENTRANTSMALLSIZE 256 /* Make something up. */ |
26 | #define REENTRANTUSUALSIZE 4096 /* Make something up. */ | |
10bc17b6 | 27 | #ifdef HAS_ASCTIME_R |
8695fa85 | 28 | PL_reentrant_buffer->_asctime_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
29 | #endif /* HAS_ASCTIME_R */ |
30 | #ifdef HAS_CRYPT_R | |
31 | #endif /* HAS_CRYPT_R */ | |
32 | #ifdef HAS_CTIME_R | |
8695fa85 | 33 | PL_reentrant_buffer->_ctime_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
34 | #endif /* HAS_CTIME_R */ |
35 | #ifdef HAS_DRAND48_R | |
36 | #endif /* HAS_DRAND48_R */ | |
37 | #ifdef HAS_GETGRNAM_R | |
f7937171 JH |
38 | # if defined(HAS_SYSCONF) && defined(_SC_GETPW_R_SIZE_MAX) && !defined(__GLIBC__) |
39 | PL_reentrant_buffer->_grent_size = sysconf(_SC_GETPW_R_SIZE_MAX); | |
40 | if (PL_reentrant_buffer->_pwent_size == -1) | |
41 | PL_reentrant_buffer->_pwent_size = REENTRANTUSUALSIZE; | |
10bc17b6 JH |
42 | # else |
43 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) | |
f7937171 | 44 | PL_reentrant_buffer->_grent_size = SIABUFSIZ; |
10bc17b6 JH |
45 | # else |
46 | # ifdef __sgi | |
f7937171 | 47 | PL_reentrant_buffer->_grent_size = BUFSIZ; |
10bc17b6 | 48 | # else |
f7937171 | 49 | PL_reentrant_buffer->_grent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
50 | # endif |
51 | # endif | |
52 | # endif | |
53 | #endif /* HAS_GETGRNAM_R */ | |
54 | #ifdef HAS_GETHOSTBYNAME_R | |
55 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 56 | PL_reentrant_buffer->_hostent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
57 | #endif |
58 | #endif /* HAS_GETHOSTBYNAME_R */ | |
59 | #ifdef HAS_GETLOGIN_R | |
8695fa85 | 60 | PL_reentrant_buffer->_getlogin_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
61 | #endif /* HAS_GETLOGIN_R */ |
62 | #ifdef HAS_GETNETBYNAME_R | |
63 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 64 | PL_reentrant_buffer->_netent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
65 | #endif |
66 | #endif /* HAS_GETNETBYNAME_R */ | |
67 | #ifdef HAS_GETPROTOBYNAME_R | |
68 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 69 | PL_reentrant_buffer->_protoent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
70 | #endif |
71 | #endif /* HAS_GETPROTOBYNAME_R */ | |
72 | #ifdef HAS_GETPWNAM_R | |
73 | # if defined(HAS_SYSCONF) && defined(_SC_GETPW_R_SIZE_MAX) && !defined(__GLIBC__) | |
f7937171 JH |
74 | PL_reentrant_buffer->_pwent_size = sysconf(_SC_GETPW_R_SIZE_MAX); |
75 | if (PL_reentrant_buffer->_pwent_size == -1) | |
76 | PL_reentrant_buffer->_pwent_size = REENTRANTUSUALSIZE; | |
10bc17b6 JH |
77 | # else |
78 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) | |
f7937171 | 79 | PL_reentrant_buffer->_pwent_size = SIABUFSIZ; |
10bc17b6 JH |
80 | # else |
81 | # ifdef __sgi | |
f7937171 | 82 | PL_reentrant_buffer->_pwent_size = BUFSIZ; |
10bc17b6 | 83 | # else |
f7937171 | 84 | PL_reentrant_buffer->_pwent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
85 | # endif |
86 | # endif | |
87 | # endif | |
88 | #endif /* HAS_GETPWNAM_R */ | |
89 | #ifdef HAS_GETSERVBYNAME_R | |
90 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) | |
f7937171 | 91 | PL_reentrant_buffer->_servent_size = REENTRANTUSUALSIZE; |
10bc17b6 JH |
92 | #endif |
93 | #endif /* HAS_GETSERVBYNAME_R */ | |
94 | #ifdef HAS_GETSPNAM_R | |
f7937171 JH |
95 | # if defined(HAS_SYSCONF) && defined(_SC_GETPW_R_SIZE_MAX) && !defined(__GLIBC__) |
96 | PL_reentrant_buffer->_spent_size = sysconf(_SC_GETPW_R_SIZE_MAX); | |
97 | if (PL_reentrant_buffer->_pwent_size == -1) | |
98 | PL_reentrant_buffer->_pwent_size = REENTRANTUSUALSIZE; | |
99 | # else | |
100 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) | |
101 | PL_reentrant_buffer->_spent_size = SIABUFSIZ; | |
102 | # else | |
103 | # ifdef __sgi | |
104 | PL_reentrant_buffer->_spent_size = BUFSIZ; | |
105 | # else | |
106 | PL_reentrant_buffer->_spent_size = REENTRANTUSUALSIZE; | |
107 | # endif | |
108 | # endif | |
109 | # endif | |
10bc17b6 JH |
110 | #endif /* HAS_GETSPNAM_R */ |
111 | #ifdef HAS_GMTIME_R | |
112 | #endif /* HAS_GMTIME_R */ | |
113 | #ifdef HAS_LOCALTIME_R | |
114 | #endif /* HAS_LOCALTIME_R */ | |
115 | #ifdef HAS_RANDOM_R | |
116 | #endif /* HAS_RANDOM_R */ | |
117 | #ifdef HAS_READDIR_R | |
118 | /* This is the size Solaris recommends. | |
119 | * (though we go static, should use pathconf() instead) */ | |
120 | PL_reentrant_buffer->_readdir_size = sizeof(struct dirent) + MAXPATHLEN + 1; | |
121 | #endif /* HAS_READDIR_R */ | |
122 | #ifdef HAS_READDIR64_R | |
123 | /* This is the size Solaris recommends. | |
124 | * (though we go static, should use pathconf() instead) */ | |
125 | PL_reentrant_buffer->_readdir64_size = sizeof(struct dirent64) + MAXPATHLEN + 1; | |
126 | #endif /* HAS_READDIR64_R */ | |
127 | #ifdef HAS_SETLOCALE_R | |
8695fa85 | 128 | PL_reentrant_buffer->_setlocale_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
129 | #endif /* HAS_SETLOCALE_R */ |
130 | #ifdef HAS_STRERROR_R | |
8695fa85 | 131 | PL_reentrant_buffer->_strerror_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
132 | #endif /* HAS_STRERROR_R */ |
133 | #ifdef HAS_TTYNAME_R | |
8695fa85 | 134 | PL_reentrant_buffer->_ttyname_size = REENTRANTSMALLSIZE; |
10bc17b6 JH |
135 | #endif /* HAS_TTYNAME_R */ |
136 | ||
137 | #endif /* USE_REENTRANT_API */ | |
138 | } | |
139 | ||
140 | void | |
141 | Perl_reentrant_init(pTHX) { | |
142 | #ifdef USE_REENTRANT_API | |
143 | New(31337, PL_reentrant_buffer, 1, REENTR); | |
144 | Perl_reentrant_size(aTHX); | |
145 | #ifdef HAS_ASCTIME_R | |
146 | New(31338, PL_reentrant_buffer->_asctime_buffer, PL_reentrant_buffer->_asctime_size, char); | |
147 | #endif /* HAS_ASCTIME_R */ | |
148 | #ifdef HAS_CRYPT_R | |
149 | #ifdef __GLIBC__ | |
150 | PL_reentrant_buffer->_crypt_struct.initialized = 0; | |
d5abad05 MS |
151 | /* work around glibc-2.2.5 bug */ |
152 | PL_reentrant_buffer->_crypt_struct.current_saltbits = 0; | |
10bc17b6 JH |
153 | #endif |
154 | #endif /* HAS_CRYPT_R */ | |
155 | #ifdef HAS_CTIME_R | |
156 | New(31338, PL_reentrant_buffer->_ctime_buffer, PL_reentrant_buffer->_ctime_size, char); | |
157 | #endif /* HAS_CTIME_R */ | |
158 | #ifdef HAS_DRAND48_R | |
159 | #endif /* HAS_DRAND48_R */ | |
160 | #ifdef HAS_GETGRNAM_R | |
f7937171 JH |
161 | # ifdef USE_GRENT_FPTR |
162 | PL_reentrant_buffer->_grent_fptr = NULL; | |
10bc17b6 | 163 | # endif |
f7937171 | 164 | New(31338, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, char); |
10bc17b6 JH |
165 | #endif /* HAS_GETGRNAM_R */ |
166 | #ifdef HAS_GETHOSTBYNAME_R | |
167 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 168 | New(31338, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, char); |
10bc17b6 JH |
169 | #endif |
170 | #endif /* HAS_GETHOSTBYNAME_R */ | |
171 | #ifdef HAS_GETLOGIN_R | |
172 | New(31338, PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size, char); | |
173 | #endif /* HAS_GETLOGIN_R */ | |
174 | #ifdef HAS_GETNETBYNAME_R | |
175 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 176 | New(31338, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, char); |
10bc17b6 JH |
177 | #endif |
178 | #endif /* HAS_GETNETBYNAME_R */ | |
179 | #ifdef HAS_GETPROTOBYNAME_R | |
180 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 181 | New(31338, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size, char); |
10bc17b6 JH |
182 | #endif |
183 | #endif /* HAS_GETPROTOBYNAME_R */ | |
184 | #ifdef HAS_GETPWNAM_R | |
f7937171 JH |
185 | # ifdef USE_PWENT_FPTR |
186 | PL_reentrant_buffer->_pwent_fptr = NULL; | |
10bc17b6 | 187 | # endif |
f7937171 | 188 | New(31338, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, char); |
10bc17b6 JH |
189 | #endif /* HAS_GETPWNAM_R */ |
190 | #ifdef HAS_GETSERVBYNAME_R | |
191 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) | |
f7937171 | 192 | New(31338, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size, char); |
10bc17b6 JH |
193 | #endif |
194 | #endif /* HAS_GETSERVBYNAME_R */ | |
195 | #ifdef HAS_GETSPNAM_R | |
f7937171 JH |
196 | # ifdef USE_SPENT_FPTR |
197 | PL_reentrant_buffer->_spent_fptr = NULL; | |
198 | # endif | |
199 | New(31338, PL_reentrant_buffer->_spent_buffer, PL_reentrant_buffer->_spent_size, char); | |
10bc17b6 JH |
200 | #endif /* HAS_GETSPNAM_R */ |
201 | #ifdef HAS_GMTIME_R | |
202 | #endif /* HAS_GMTIME_R */ | |
203 | #ifdef HAS_LOCALTIME_R | |
204 | #endif /* HAS_LOCALTIME_R */ | |
205 | #ifdef HAS_RANDOM_R | |
206 | #endif /* HAS_RANDOM_R */ | |
207 | #ifdef HAS_READDIR_R | |
208 | PL_reentrant_buffer->_readdir_struct = (struct dirent*)safemalloc(PL_reentrant_buffer->_readdir_size); | |
209 | #endif /* HAS_READDIR_R */ | |
210 | #ifdef HAS_READDIR64_R | |
211 | PL_reentrant_buffer->_readdir64_struct = (struct dirent64*)safemalloc(PL_reentrant_buffer->_readdir64_size); | |
212 | #endif /* HAS_READDIR64_R */ | |
213 | #ifdef HAS_SETLOCALE_R | |
214 | New(31338, PL_reentrant_buffer->_setlocale_buffer, PL_reentrant_buffer->_setlocale_size, char); | |
215 | #endif /* HAS_SETLOCALE_R */ | |
216 | #ifdef HAS_STRERROR_R | |
217 | New(31338, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size, char); | |
218 | #endif /* HAS_STRERROR_R */ | |
219 | #ifdef HAS_TTYNAME_R | |
220 | New(31338, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size, char); | |
221 | #endif /* HAS_TTYNAME_R */ | |
222 | ||
223 | #endif /* USE_REENTRANT_API */ | |
224 | } | |
225 | ||
226 | void | |
227 | Perl_reentrant_free(pTHX) { | |
228 | #ifdef USE_REENTRANT_API | |
229 | #ifdef HAS_ASCTIME_R | |
230 | Safefree(PL_reentrant_buffer->_asctime_buffer); | |
231 | #endif /* HAS_ASCTIME_R */ | |
232 | #ifdef HAS_CRYPT_R | |
233 | #endif /* HAS_CRYPT_R */ | |
234 | #ifdef HAS_CTIME_R | |
235 | Safefree(PL_reentrant_buffer->_ctime_buffer); | |
236 | #endif /* HAS_CTIME_R */ | |
237 | #ifdef HAS_DRAND48_R | |
238 | #endif /* HAS_DRAND48_R */ | |
239 | #ifdef HAS_GETGRNAM_R | |
f7937171 | 240 | Safefree(PL_reentrant_buffer->_grent_buffer); |
10bc17b6 JH |
241 | #endif /* HAS_GETGRNAM_R */ |
242 | #ifdef HAS_GETHOSTBYNAME_R | |
243 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 244 | Safefree(PL_reentrant_buffer->_hostent_buffer); |
10bc17b6 JH |
245 | #endif |
246 | #endif /* HAS_GETHOSTBYNAME_R */ | |
247 | #ifdef HAS_GETLOGIN_R | |
248 | Safefree(PL_reentrant_buffer->_getlogin_buffer); | |
249 | #endif /* HAS_GETLOGIN_R */ | |
250 | #ifdef HAS_GETNETBYNAME_R | |
251 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 252 | Safefree(PL_reentrant_buffer->_netent_buffer); |
10bc17b6 JH |
253 | #endif |
254 | #endif /* HAS_GETNETBYNAME_R */ | |
255 | #ifdef HAS_GETPROTOBYNAME_R | |
256 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) | |
f7937171 | 257 | Safefree(PL_reentrant_buffer->_protoent_buffer); |
10bc17b6 JH |
258 | #endif |
259 | #endif /* HAS_GETPROTOBYNAME_R */ | |
260 | #ifdef HAS_GETPWNAM_R | |
f7937171 | 261 | Safefree(PL_reentrant_buffer->_pwent_buffer); |
10bc17b6 JH |
262 | #endif /* HAS_GETPWNAM_R */ |
263 | #ifdef HAS_GETSERVBYNAME_R | |
264 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) | |
f7937171 | 265 | Safefree(PL_reentrant_buffer->_servent_buffer); |
10bc17b6 JH |
266 | #endif |
267 | #endif /* HAS_GETSERVBYNAME_R */ | |
268 | #ifdef HAS_GETSPNAM_R | |
f7937171 | 269 | Safefree(PL_reentrant_buffer->_spent_buffer); |
10bc17b6 JH |
270 | #endif /* HAS_GETSPNAM_R */ |
271 | #ifdef HAS_GMTIME_R | |
272 | #endif /* HAS_GMTIME_R */ | |
273 | #ifdef HAS_LOCALTIME_R | |
274 | #endif /* HAS_LOCALTIME_R */ | |
275 | #ifdef HAS_RANDOM_R | |
276 | #endif /* HAS_RANDOM_R */ | |
277 | #ifdef HAS_READDIR_R | |
278 | Safefree(PL_reentrant_buffer->_readdir_struct); | |
279 | #endif /* HAS_READDIR_R */ | |
280 | #ifdef HAS_READDIR64_R | |
281 | Safefree(PL_reentrant_buffer->_readdir64_struct); | |
282 | #endif /* HAS_READDIR64_R */ | |
283 | #ifdef HAS_SETLOCALE_R | |
284 | Safefree(PL_reentrant_buffer->_setlocale_buffer); | |
285 | #endif /* HAS_SETLOCALE_R */ | |
286 | #ifdef HAS_STRERROR_R | |
287 | Safefree(PL_reentrant_buffer->_strerror_buffer); | |
288 | #endif /* HAS_STRERROR_R */ | |
289 | #ifdef HAS_TTYNAME_R | |
290 | Safefree(PL_reentrant_buffer->_ttyname_buffer); | |
291 | #endif /* HAS_TTYNAME_R */ | |
292 | ||
293 | Safefree(PL_reentrant_buffer); | |
294 | #endif /* USE_REENTRANT_API */ | |
295 | } | |
296 | ||
edd309b7 JH |
297 | void* |
298 | Perl_reentrant_retry(const char *f, ...) | |
299 | { | |
300 | dTHX; | |
301 | void *retptr = NULL; | |
302 | #ifdef USE_REENTRANT_API | |
f7937171 | 303 | # if defined(USE_HOSTENT_BUFFER) || defined(USE_GRENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PWENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SRVENT_BUFFER) |
e3410746 SR |
304 | void *p0; |
305 | # endif | |
f7937171 | 306 | # if defined(USE_SERVENT_BUFFER) |
e3410746 SR |
307 | void *p1; |
308 | # endif | |
f7937171 | 309 | # if defined(USE_HOSTENT_BUFFER) |
edd309b7 | 310 | size_t asize; |
e3410746 | 311 | # endif |
f7937171 | 312 | # if defined(USE_HOSTENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER) |
edd309b7 | 313 | int anint; |
e3410746 | 314 | # endif |
edd309b7 JH |
315 | va_list ap; |
316 | ||
317 | va_start(ap, f); | |
318 | ||
edd309b7 | 319 | switch (PL_op->op_type) { |
f7937171 | 320 | #ifdef USE_HOSTENT_BUFFER |
edd309b7 JH |
321 | case OP_GHBYADDR: |
322 | case OP_GHBYNAME: | |
323 | case OP_GHOSTENT: | |
324 | { | |
af685957 JH |
325 | #ifdef PERL_REENTRANT_MAXSIZE |
326 | if (PL_reentrant_buffer->_hostent_size <= | |
327 | PERL_REENTRANT_MAXSIZE / 2) | |
328 | #endif | |
329 | { | |
f7937171 JH |
330 | PL_reentrant_buffer->_hostent_size *= 2; |
331 | Renew(PL_reentrant_buffer->_hostent_buffer, | |
332 | PL_reentrant_buffer->_hostent_size, char); | |
edd309b7 JH |
333 | switch (PL_op->op_type) { |
334 | case OP_GHBYADDR: | |
335 | p0 = va_arg(ap, void *); | |
336 | asize = va_arg(ap, size_t); | |
337 | anint = va_arg(ap, int); | |
338 | retptr = gethostbyaddr(p0, asize, anint); break; | |
339 | case OP_GHBYNAME: | |
340 | p0 = va_arg(ap, void *); | |
341 | retptr = gethostbyname(p0); break; | |
342 | case OP_GHOSTENT: | |
343 | retptr = gethostent(); break; | |
344 | default: | |
345 | break; | |
346 | } | |
347 | } | |
b5379b0d | 348 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
349 | } |
350 | break; | |
351 | #endif | |
f7937171 | 352 | #ifdef USE_GRENT_BUFFER |
edd309b7 JH |
353 | case OP_GGRNAM: |
354 | case OP_GGRGID: | |
355 | case OP_GGRENT: | |
356 | { | |
af685957 JH |
357 | #ifdef PERL_REENTRANT_MAXSIZE |
358 | if (PL_reentrant_buffer->_grent_size <= | |
359 | PERL_REENTRANT_MAXSIZE / 2) | |
360 | #endif | |
361 | { | |
edd309b7 | 362 | Gid_t gid; |
f7937171 JH |
363 | PL_reentrant_buffer->_grent_size *= 2; |
364 | Renew(PL_reentrant_buffer->_grent_buffer, | |
365 | PL_reentrant_buffer->_grent_size, char); | |
edd309b7 JH |
366 | switch (PL_op->op_type) { |
367 | case OP_GGRNAM: | |
368 | p0 = va_arg(ap, void *); | |
369 | retptr = getgrnam(p0); break; | |
370 | case OP_GGRGID: | |
371 | gid = va_arg(ap, Gid_t); | |
372 | retptr = getgrgid(gid); break; | |
373 | case OP_GGRENT: | |
374 | retptr = getgrent(); break; | |
375 | default: | |
376 | break; | |
377 | } | |
378 | } | |
b5379b0d | 379 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
380 | } |
381 | break; | |
382 | #endif | |
f7937171 | 383 | #ifdef USE_NETENT_BUFFER |
edd309b7 JH |
384 | case OP_GNBYADDR: |
385 | case OP_GNBYNAME: | |
386 | case OP_GNETENT: | |
387 | { | |
af685957 JH |
388 | #ifdef PERL_REENTRANT_MAXSIZE |
389 | if (PL_reentrant_buffer->_netent_size <= | |
390 | PERL_REENTRANT_MAXSIZE / 2) | |
391 | #endif | |
392 | { | |
edd309b7 | 393 | Netdb_net_t net; |
f7937171 JH |
394 | PL_reentrant_buffer->_netent_size *= 2; |
395 | Renew(PL_reentrant_buffer->_netent_buffer, | |
396 | PL_reentrant_buffer->_netent_size, char); | |
edd309b7 JH |
397 | switch (PL_op->op_type) { |
398 | case OP_GNBYADDR: | |
399 | net = va_arg(ap, Netdb_net_t); | |
400 | anint = va_arg(ap, int); | |
401 | retptr = getnetbyaddr(net, anint); break; | |
402 | case OP_GNBYNAME: | |
403 | p0 = va_arg(ap, void *); | |
404 | retptr = getnetbyname(p0); break; | |
405 | case OP_GNETENT: | |
406 | retptr = getnetent(); break; | |
407 | default: | |
408 | break; | |
409 | } | |
410 | } | |
b5379b0d | 411 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
412 | } |
413 | break; | |
414 | #endif | |
f7937171 | 415 | #ifdef USE_PWENT_BUFFER |
edd309b7 JH |
416 | case OP_GPWNAM: |
417 | case OP_GPWUID: | |
418 | case OP_GPWENT: | |
419 | { | |
af685957 JH |
420 | #ifdef PERL_REENTRANT_MAXSIZE |
421 | if (PL_reentrant_buffer->_pwent_size <= | |
422 | PERL_REENTRANT_MAXSIZE / 2) | |
423 | #endif | |
424 | { | |
edd309b7 | 425 | Uid_t uid; |
f7937171 JH |
426 | PL_reentrant_buffer->_pwent_size *= 2; |
427 | Renew(PL_reentrant_buffer->_pwent_buffer, | |
428 | PL_reentrant_buffer->_pwent_size, char); | |
edd309b7 JH |
429 | switch (PL_op->op_type) { |
430 | case OP_GPWNAM: | |
431 | p0 = va_arg(ap, void *); | |
432 | retptr = getpwnam(p0); break; | |
433 | case OP_GPWUID: | |
434 | uid = va_arg(ap, Uid_t); | |
435 | retptr = getpwuid(uid); break; | |
436 | case OP_GPWENT: | |
437 | retptr = getpwent(); break; | |
438 | default: | |
439 | break; | |
440 | } | |
441 | } | |
442 | } | |
443 | break; | |
444 | #endif | |
f7937171 | 445 | #ifdef USE_PROTOENT_BUFFER |
edd309b7 JH |
446 | case OP_GPBYNAME: |
447 | case OP_GPBYNUMBER: | |
448 | case OP_GPROTOENT: | |
449 | { | |
af685957 JH |
450 | #ifdef PERL_REENTRANT_MAXSIZE |
451 | if (PL_reentrant_buffer->_protoent_size <= | |
452 | PERL_REENTRANT_MAXSIZE / 2) | |
453 | #endif | |
454 | { | |
f7937171 JH |
455 | PL_reentrant_buffer->_protoent_size *= 2; |
456 | Renew(PL_reentrant_buffer->_protoent_buffer, | |
457 | PL_reentrant_buffer->_protoent_size, char); | |
edd309b7 JH |
458 | switch (PL_op->op_type) { |
459 | case OP_GPBYNAME: | |
460 | p0 = va_arg(ap, void *); | |
461 | retptr = getprotobyname(p0); break; | |
462 | case OP_GPBYNUMBER: | |
463 | anint = va_arg(ap, int); | |
464 | retptr = getprotobynumber(anint); break; | |
465 | case OP_GPROTOENT: | |
466 | retptr = getprotoent(); break; | |
467 | default: | |
468 | break; | |
469 | } | |
470 | } | |
b5379b0d | 471 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
472 | } |
473 | break; | |
474 | #endif | |
f7937171 | 475 | #ifdef USE_SERVENT_BUFFER |
edd309b7 JH |
476 | case OP_GSBYNAME: |
477 | case OP_GSBYPORT: | |
478 | case OP_GSERVENT: | |
479 | { | |
af685957 JH |
480 | #ifdef PERL_REENTRANT_MAXSIZE |
481 | if (PL_reentrant_buffer->_servent_size <= | |
482 | PERL_REENTRANT_MAXSIZE / 2) | |
483 | #endif | |
484 | { | |
f7937171 JH |
485 | PL_reentrant_buffer->_servent_size *= 2; |
486 | Renew(PL_reentrant_buffer->_servent_buffer, | |
487 | PL_reentrant_buffer->_servent_size, char); | |
edd309b7 JH |
488 | switch (PL_op->op_type) { |
489 | case OP_GSBYNAME: | |
490 | p0 = va_arg(ap, void *); | |
491 | p1 = va_arg(ap, void *); | |
492 | retptr = getservbyname(p0, p1); break; | |
493 | case OP_GSBYPORT: | |
494 | anint = va_arg(ap, int); | |
495 | p0 = va_arg(ap, void *); | |
496 | retptr = getservbyport(anint, p0); break; | |
497 | case OP_GSERVENT: | |
498 | retptr = getservent(); break; | |
499 | default: | |
500 | break; | |
501 | } | |
502 | } | |
b5379b0d | 503 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 JH |
504 | } |
505 | break; | |
506 | #endif | |
507 | default: | |
508 | /* Not known how to retry, so just fail. */ | |
509 | break; | |
510 | } | |
511 | ||
512 | va_end(ap); | |
513 | #endif | |
514 | return retptr; | |
515 | } | |
516 |