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1 | m4_dnl hcommon.c |
2 | m4_dnl (part of complex test harness, not of the library) |
3 | m4_dnl - routines used for both record and playback |
4 | |
39f45e7e |
5 | m4_dnl This file is part of adns, which is |
6 | m4_dnl Copyright (C) 1997-2000,2003,2006 Ian Jackson |
7 | m4_dnl Copyright (C) 1999-2000,2003,2006 Tony Finch |
8 | m4_dnl Copyright (C) 1991 Massachusetts Institute of Technology |
9 | m4_dnl (See the file INSTALL for full details.) |
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10 | m4_dnl |
11 | m4_dnl This program is free software; you can redistribute it and/or modify |
12 | m4_dnl it under the terms of the GNU General Public License as published by |
13 | m4_dnl the Free Software Foundation; either version 2, or (at your option) |
14 | m4_dnl any later version. |
15 | m4_dnl |
16 | m4_dnl This program is distributed in the hope that it will be useful, |
17 | m4_dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
18 | m4_dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
19 | m4_dnl GNU General Public License for more details. |
20 | m4_dnl |
21 | m4_dnl You should have received a copy of the GNU General Public License |
22 | m4_dnl along with this program; if not, write to the Free Software Foundation, |
23 | m4_dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
24 | |
25 | m4_include(hmacros.i4) |
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26 | |
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27 | #include <string.h> |
28 | #include <errno.h> |
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29 | #include <stdlib.h> |
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30 | #include <stdarg.h> |
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31 | |
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32 | #include <sys/types.h> |
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33 | #include <sys/socket.h> |
34 | #include <netinet/in.h> |
35 | #include <arpa/inet.h> |
36 | |
93b54ac1 |
37 | #include <unistd.h> |
38 | #include <fcntl.h> |
39 | |
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40 | #include "harness.h" |
41 | #include "internal.h" |
42 | |
4fb3d854 |
43 | vbuf vb; |
44 | FILE *Toutputfile= 0; |
3c5796f7 |
45 | struct timeval currenttime; |
4fb3d854 |
46 | |
47 | const struct Terrno Terrnos[]= { |
a8c372d9 |
48 | { "EBADF", EBADF }, |
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49 | { "EAGAIN", EAGAIN }, |
50 | { "EINPROGRESS", EINPROGRESS }, |
51 | { "EINTR", EINTR }, |
52 | { "EINVAL", EINVAL }, |
53 | { "EMSGSIZE", EMSGSIZE }, |
54 | { "ENOBUFS", ENOBUFS }, |
55 | { "ENOENT", ENOENT }, |
56 | { "ENOPROTOOPT", ENOPROTOOPT }, |
57 | { "ENOSPC", ENOSPC }, |
58 | { "EWOULDBLOCK", EWOULDBLOCK }, |
577a21bc |
59 | { "EHOSTUNREACH", EHOSTUNREACH }, |
486ee6b1 |
60 | { "ECONNRESET", ECONNRESET }, |
577a21bc |
61 | { "ECONNREFUSED", ECONNREFUSED }, |
62 | { "EPIPE", EPIPE }, |
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63 | { "ENOTSOCK", ENOTSOCK }, |
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64 | { 0, 0 } |
65 | }; |
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66 | |
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67 | static vbuf vbw; |
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68 | |
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69 | int Hgettimeofday(struct timeval *tv, struct timezone *tz) { |
0366bd10 |
70 | Tensurerecordfile(); |
3c5796f7 |
71 | Tmust("gettimeofday","tz",!tz); |
72 | *tv= currenttime; |
73 | return 0; |
74 | } |
75 | |
9ba9f156 |
76 | int Hwritev(int fd, const struct iovec *vector, size_t count) { |
77 | size_t i; |
78 | |
79 | vbw.used= 0; |
80 | for (i=0; i<count; i++, vector++) { |
81 | if (!adns__vbuf_append(&vbw,vector->iov_base,vector->iov_len)) Tnomem(); |
82 | } |
83 | return Hwrite(fd,vbw.buf,vbw.used); |
84 | } |
4fb3d854 |
85 | |
078c4fd0 |
86 | m4_define(`hm_syscall', ` |
87 | hm_create_proto_q |
88 | void Q$1(hm_args_massage($3,void)) { |
89 | |
90 | vb.used= 0; |
91 | Tvba("$1"); |
92 | m4_define(`hm_na',`') |
93 | m4_define(`hm_arg_nullptr',`') |
94 | m4_define(`hm_arg_int', `Tvbf(" $'`1=%d",$'`1);') |
95 | m4_define(`hm_arg_fdset_io', `Tvbf(" $'`1="); Tvbfdset($'`2,$'`1);') |
2d5cce62 |
96 | m4_define(`hm_arg_pollfds_io', `Tvbf(" $'`1="); Tvbpollfds($'`1,$'`2);') |
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97 | m4_define(`hm_arg_timeval_in_rel_null', ` |
98 | if ($'`1) Tvbf(" $'`1=%ld.%06ld",(long)$'`1->tv_sec,(long)$'`1->tv_usec); |
99 | else Tvba(" $'`1=null");') |
100 | m4_define(`hm_arg_must', `') |
101 | m4_define(`hm_arg_socktype', ` |
102 | Tvbf($'`1==SOCK_STREAM ? " $'`1=SOCK_STREAM" : " $'`1=SOCK_DGRAM");') |
103 | m4_define(`hm_arg_ign', `') |
104 | m4_define(`hm_arg_fd', `Tvbf(" $'`1=%d",$'`1);') |
105 | m4_define(`hm_arg_fcntl_cmd_arg', ` |
106 | if ($'`1 == F_SETFL) { |
09a06b84 |
107 | Tvbf(" $'`1=F_SETFL %s",arg & O_NONBLOCK ? "O_NONBLOCK|..." : "~O_NONBLOCK&..."); |
108 | } else if ($'`1 == F_GETFL) { |
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109 | Tvba(" $'`1=F_GETFL"); |
09a06b84 |
110 | } else { |
111 | Tmust("$'`1","F_GETFL/F_SETFL",0); |
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112 | }') |
9ba9f156 |
113 | m4_define(`hm_arg_addr_in', `Tvba(" $'`1="); Tvbaddr($'`1,$'`2);') |
114 | m4_define(`hm_arg_bytes_in', `') |
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115 | m4_define(`hm_arg_bytes_out', `Tvbf(" $'`4=%lu",(unsigned long)$'`4);') |
116 | m4_define(`hm_arg_addr_out', `Tvbf(" *$'`2=%d",$'`2);') |
117 | $3 |
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118 | |
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119 | hm_create_nothing |
120 | m4_define(`hm_arg_bytes_in', `Tvbbytes($'`2,$'`4);') |
121 | $3 |
122 | |
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123 | Q_vb(); |
124 | } |
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125 | ') |
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126 | |
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127 | m4_define(`hm_specsyscall', `') |
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128 | |
09aee00b |
129 | m4_include(`hsyscalls.i4') |
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130 | |
131 | void Tvbaddr(const struct sockaddr *addr, int len) { |
132 | const struct sockaddr_in *ai= (const struct sockaddr_in*)addr; |
133 | |
134 | assert(len==sizeof(struct sockaddr_in)); |
135 | assert(ai->sin_family==AF_INET); |
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136 | Tvbf("%s:%u",inet_ntoa(ai->sin_addr),htons(ai->sin_port)); |
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137 | } |
138 | |
139 | void Tvbbytes(const void *buf, int len) { |
140 | const byte *bp; |
141 | int i; |
142 | |
f63b3158 |
143 | if (!len) { Tvba("\n ."); return; } |
4fb3d854 |
144 | for (i=0, bp=buf; i<len; i++, bp++) { |
145 | if (!(i&31)) Tvba("\n "); |
146 | else if (!(i&3)) Tvba(" "); |
147 | Tvbf("%02x",*bp); |
148 | } |
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149 | Tvba("."); |
4fb3d854 |
150 | } |
151 | |
152 | void Tvbfdset(int max, const fd_set *fds) { |
153 | int i; |
154 | const char *comma= ""; |
155 | |
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156 | Tvba("["); |
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157 | for (i=0; i<max; i++) { |
158 | if (!FD_ISSET(i,fds)) continue; |
159 | Tvba(comma); |
160 | Tvbf("%d",i); |
161 | comma= ","; |
162 | } |
163 | Tvba("]"); |
164 | } |
165 | |
2d5cce62 |
166 | static void Tvbpollevents(int events) { |
167 | const char *delim= ""; |
168 | |
169 | events &= (POLLIN|POLLOUT|POLLPRI); |
170 | if (!events) { Tvba("0"); return; } |
171 | if (events & POLLIN) { Tvba("POLLIN"); delim= "|"; } |
172 | if (events & POLLOUT) { Tvba(delim); Tvba("POLLOUT"); delim= "|"; } |
173 | if (events & POLLPRI) { Tvba(delim); Tvba("POLLPRI"); } |
174 | } |
175 | |
176 | void Tvbpollfds(const struct pollfd *fds, int nfds) { |
177 | const char *comma= ""; |
178 | |
179 | Tvba("["); |
180 | while (nfds>0) { |
181 | Tvba(comma); |
182 | Tvbf("{fd=%d, events=",fds->fd); |
183 | Tvbpollevents(fds->events); |
184 | Tvba(", revents="); |
185 | Tvbpollevents(fds->revents); |
186 | Tvba("}"); |
187 | comma= ", "; |
188 | nfds--; fds++; |
189 | } |
190 | Tvba("]"); |
191 | } |
192 | |
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193 | void Tvberrno(int e) { |
194 | const struct Terrno *te; |
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195 | |
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196 | for (te= Terrnos; te->n && te->v != e; te++); |
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197 | assert(te->n); |
198 | Tvba(te->n); |
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199 | } |
200 | |
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201 | void Tvba(const char *str) { |
202 | if (!adns__vbuf_appendstr(&vb,str)) Tnomem(); |
203 | } |
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204 | |
4fb3d854 |
205 | void Tvbvf(const char *fmt, va_list al) { |
206 | char buf[1000]; |
207 | buf[sizeof(buf)-2]= '\t'; |
208 | vsnprintf(buf,sizeof(buf),fmt,al); |
209 | assert(buf[sizeof(buf)-2] == '\t'); |
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210 | |
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211 | Tvba(buf); |
212 | } |
213 | |
214 | void Tvbf(const char *fmt, ...) { |
215 | va_list al; |
216 | va_start(al,fmt); |
217 | Tvbvf(fmt,al); |
218 | va_end(al); |
219 | } |
220 | |
221 | |
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222 | void Tmust(const char *call, const char *arg, int cond) { |
223 | if (cond) return; |
224 | fprintf(stderr,"adns test harness: case not handled: system call %s, arg %s",call,arg); |
225 | exit(-1); |
226 | } |
227 | |
4fb3d854 |
228 | void Tfailed(const char *why) { |
229 | fprintf(stderr,"adns test harness: failure: %s: %s\n",why,strerror(errno)); |
230 | exit(-1); |
231 | } |
232 | |
233 | void Tnomem(void) { |
234 | Tfailed("unable to malloc/realloc"); |
235 | } |
236 | |
237 | void Toutputerr(void) { |
238 | Tfailed("write error on test harness output"); |
239 | } |
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240 | |
241 | struct malloced { |
242 | struct malloced *next, *back; |
243 | size_t sz; |
244 | unsigned long count; |
245 | struct { double d; long ul; void *p; void (*fp)(void); } data; |
246 | }; |
247 | |
248 | static unsigned long malloccount, mallocfailat; |
249 | static struct { struct malloced *head, *tail; } mallocedlist; |
250 | |
251 | #define MALLOCHSZ ((char*)&mallocedlist.head->data - (char*)mallocedlist.head) |
252 | |
253 | void *Hmalloc(size_t sz) { |
254 | struct malloced *newnode; |
255 | const char *mfavar; |
256 | char *ep; |
257 | |
258 | assert(sz); |
259 | |
260 | newnode= malloc(MALLOCHSZ + sz); if (!newnode) Tnomem(); |
261 | |
262 | LIST_LINK_TAIL(mallocedlist,newnode); |
263 | newnode->sz= sz; |
264 | newnode->count= ++malloccount; |
265 | if (!mallocfailat) { |
266 | mfavar= getenv("ADNS_REGRESS_MALLOCFAILAT"); |
267 | if (mfavar) { |
268 | mallocfailat= strtoul(mfavar,&ep,10); |
269 | if (!mallocfailat || *ep) Tfailed("ADNS_REGRESS_MALLOCFAILAT bad value"); |
270 | } else { |
271 | mallocfailat= ~0UL; |
272 | } |
273 | } |
274 | assert(newnode->count != mallocfailat); |
275 | memset(&newnode->data,0xc7,sz); |
276 | return &newnode->data; |
277 | } |
278 | |
279 | void Hfree(void *ptr) { |
280 | struct malloced *oldnode; |
281 | |
282 | if (!ptr) return; |
283 | |
284 | oldnode= (void*)((char*)ptr - MALLOCHSZ); |
285 | LIST_UNLINK(mallocedlist,oldnode); |
286 | memset(&oldnode->data,0x38,oldnode->sz); |
287 | free(oldnode); |
288 | } |
289 | |
290 | void *Hrealloc(void *op, size_t nsz) { |
291 | struct malloced *oldnode; |
292 | void *np; |
293 | size_t osz; |
294 | |
295 | if (op) { oldnode= (void*)((char*)op - MALLOCHSZ); osz= oldnode->sz; } else { osz= 0; } |
296 | np= Hmalloc(nsz); |
297 | memcpy(np,op, osz>nsz ? nsz : osz); |
298 | Hfree(op); |
299 | return np; |
300 | } |
301 | |
302 | void Hexit(int rv) { |
303 | struct malloced *loopnode; |
304 | |
305 | Tshutdown(); |
306 | adns__vbuf_free(&vb); |
307 | adns__vbuf_free(&vbw); |
308 | if (mallocedlist.head) { |
309 | fprintf(stderr,"adns test harness: memory leaked:"); |
310 | for (loopnode=mallocedlist.head; loopnode; loopnode=loopnode->next) |
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311 | fprintf(stderr," %lu",loopnode->count); |
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312 | putc('\n',stderr); |
313 | if (ferror(stderr)) exit(-1); |
314 | } |
315 | exit(rv); |
316 | } |
375c6c48 |
317 | |
318 | pid_t Hgetpid(void) { |
319 | return 2264; /* just some number */ |
320 | } |
321 | |