70a778e5 |
1 | m4_dnl hplayback.c.m4 |
2 | m4_dnl (part of complex test harness, not of the library) |
3 | m4_dnl - playback routines |
4 | |
d942707d |
5 | m4_dnl This file is |
6 | m4_dnl Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
7 | m4_dnl |
8 | m4_dnl It is part of adns, which is |
9 | m4_dnl Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
10 | m4_dnl Copyright (C) 1999 Tony Finch <dot@dotat.at> |
70a778e5 |
11 | m4_dnl |
12 | m4_dnl This program is free software; you can redistribute it and/or modify |
13 | m4_dnl it under the terms of the GNU General Public License as published by |
14 | m4_dnl the Free Software Foundation; either version 2, or (at your option) |
15 | m4_dnl any later version. |
16 | m4_dnl |
17 | m4_dnl This program is distributed in the hope that it will be useful, |
18 | m4_dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | m4_dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | m4_dnl GNU General Public License for more details. |
21 | m4_dnl |
22 | m4_dnl You should have received a copy of the GNU General Public License |
23 | m4_dnl along with this program; if not, write to the Free Software Foundation, |
24 | m4_dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
25 | |
26 | m4_include(hmacros.i4) |
27 | |
28 | #include <assert.h> |
29 | #include <string.h> |
30 | #include <fcntl.h> |
31 | #include <errno.h> |
32 | #include <stdlib.h> |
33 | |
34 | #include <sys/socket.h> |
35 | #include <netinet/in.h> |
36 | #include <arpa/inet.h> |
37 | |
38 | #include "harness.h" |
39 | |
12c5b204 |
40 | static FILE *Tinputfile, *Treportfile; |
70a778e5 |
41 | static vbuf vb2; |
42 | |
914a5ff5 |
43 | extern void Tshutdown(void) { |
44 | adns__vbuf_free(&vb2); |
45 | } |
46 | |
12c5b204 |
47 | static void Tensurereportfile(void) { |
48 | const char *fdstr; |
49 | int fd; |
50 | |
68000374 |
51 | if (Treportfile) return; |
12c5b204 |
52 | Treportfile= stderr; |
53 | fdstr= getenv("ADNS_TEST_REPORT_FD"); if (!fdstr) return; |
54 | fd= atoi(fdstr); |
55 | Treportfile= fdopen(fd,"a"); if (!Treportfile) Tfailed("fdopen ADNS_TEST_REPORT_FD"); |
56 | } |
57 | |
70a778e5 |
58 | static void Psyntax(const char *where) { |
59 | fprintf(stderr,"adns test harness: syntax error in test log input file: %s\n",where); |
60 | exit(-1); |
61 | } |
62 | |
63 | static void Pcheckinput(void) { |
64 | if (ferror(Tinputfile)) Tfailed("read test log input file"); |
65 | if (feof(Tinputfile)) Psyntax("eof at syscall reply"); |
66 | } |
67 | |
98b6d5b4 |
68 | static void Tensureinputfile(void) { |
69 | const char *fdstr; |
70 | int fd; |
71 | int chars; |
72 | unsigned long sec, usec; |
73 | |
74 | if (Tinputfile) return; |
75 | Tinputfile= stdin; |
76 | fdstr= getenv("ADNS_TEST_IN_FD"); |
77 | if (fdstr) { |
78 | fd= atoi(fdstr); |
79 | Tinputfile= fdopen(fd,"r"); if (!Tinputfile) Tfailed("fdopen ADNS_TEST_IN_FD"); |
80 | } |
81 | |
82 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
83 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
84 | chars= -1; |
85 | sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars); |
86 | if (chars==-1) Psyntax("start time invalid"); |
87 | currenttime.tv_sec= sec; |
88 | currenttime.tv_usec= usec; |
89 | if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after start time"); |
90 | } |
91 | |
70a778e5 |
92 | static void Parg(const char *argname) { |
93 | int l; |
94 | |
95 | if (vb2.buf[vb2.used++] != hm_squote hm_squote) Psyntax("not a space before argument"); |
96 | l= strlen(argname); |
97 | if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong"); |
98 | vb2.used+= l; |
99 | if (vb2.buf[vb2.used++] != hm_squote=hm_squote) Psyntax("not = after argument name"); |
100 | } |
101 | |
8b1171e6 |
102 | static int Pstring_maybe(const char *string) { |
103 | int l; |
104 | |
105 | l= strlen(string); |
106 | if (memcmp(vb2.buf+vb2.used,string,l)) return 0; |
107 | vb2.used+= l; |
108 | return 1; |
109 | } |
110 | |
111 | static void Pstring(const char *string, const char *emsg) { |
112 | if (Pstring_maybe(string)) return; |
113 | Psyntax(emsg); |
114 | } |
115 | |
70a778e5 |
116 | static int Perrno(const char *stuff) { |
117 | const struct Terrno *te; |
118 | int r; |
119 | char *ep; |
120 | |
121 | for (te= Terrnos; te->n && strcmp(te->n,stuff); te++); |
122 | if (te->n) return te->v; |
79833e62 |
123 | r= strtoul(stuff+2,&ep,10); |
124 | if (*ep) Psyntax("errno value not recognised, not numeric"); |
70a778e5 |
125 | return r; |
126 | } |
127 | |
98b6d5b4 |
128 | static void P_updatetime(void) { |
129 | int chars; |
70a778e5 |
130 | unsigned long sec, usec; |
98b6d5b4 |
131 | |
132 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
133 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
70a778e5 |
134 | chars= -1; |
98b6d5b4 |
135 | sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars); |
136 | if (chars==-1) Psyntax("update time invalid"); |
137 | currenttime.tv_sec+= sec; |
138 | currenttime.tv_usec+= usec; |
139 | if (currenttime.tv_usec > 1000000) { |
140 | currenttime.tv_sec++; |
141 | currenttime.tv_usec -= 1000000; |
70a778e5 |
142 | } |
98b6d5b4 |
143 | if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after update time"); |
70a778e5 |
144 | } |
145 | |
146 | static void Pfdset(fd_set *set, int max) { |
147 | int r, c; |
148 | char *ep; |
149 | |
150 | if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not ["); |
151 | FD_ZERO(set); |
152 | for (;;) { |
153 | r= strtoul(vb2.buf+vb2.used,&ep,10); |
154 | if (r>=max) Psyntax("fd set member > max"); |
155 | FD_SET(r,set); |
156 | vb2.used= ep - (char*)vb2.buf; |
157 | c= vb2.buf[vb2.used++]; |
158 | if (c == hm_squote]hm_squote) break; |
159 | if (c != hm_squote,hm_squote) Psyntax("fd set separator not ,"); |
160 | } |
161 | } |
162 | |
636b69b1 |
163 | #ifdef HAVE_POLL |
8b1171e6 |
164 | static int Ppollfdevents(void) { |
165 | int events; |
166 | |
167 | if (Pstring_maybe("0")) return 0; |
168 | events= 0; |
169 | |
170 | if (Pstring_maybe("POLLIN")) { |
171 | events |= POLLIN; |
172 | if (!Pstring_maybe("|")) return events; |
173 | } |
174 | |
175 | if (Pstring_maybe("POLLOUT")) { |
176 | events |= POLLOUT; |
177 | if (!Pstring_maybe("|")) return events; |
178 | } |
179 | |
180 | Pstring("POLLPRI","pollfdevents PRI?"); |
181 | return events; |
182 | } |
183 | |
184 | static void Ppollfds(struct pollfd *fds, int nfds) { |
185 | int i; |
186 | char *ep; |
187 | const char *comma= ""; |
188 | |
189 | if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("pollfds start not ["); |
190 | for (i=0; i<nfds; i++) { |
191 | Pstring("{fd=","{fd= in pollfds"); |
192 | fds->fd= strtoul(vb2.buf+vb2.used,&ep,10); |
193 | vb2.used= ep - (char*)vb2.buf; |
194 | Pstring(", events=",", events= in pollfds"); |
195 | fds->events= Ppollfdevents(); |
196 | Pstring(", revents=",", revents= in pollfds"); |
197 | fds->revents= Ppollfdevents(); |
198 | Pstring("}","} in pollfds"); |
199 | Pstring(comma,"separator in pollfds"); |
200 | comma= ", "; |
201 | } |
202 | if (vb2.buf[vb2.used++] != hm_squote]hm_squote) Psyntax("pollfds end not ]"); |
203 | } |
636b69b1 |
204 | #endif |
8b1171e6 |
205 | |
70a778e5 |
206 | static void Paddr(struct sockaddr *addr, int *lenr) { |
207 | struct sockaddr_in *sa= (struct sockaddr_in*)addr; |
208 | char *p, *ep; |
209 | long ul; |
210 | |
211 | assert(*lenr >= sizeof(*sa)); |
212 | p= strchr(vb2.buf+vb2.used,':'); |
213 | if (!p) Psyntax("no port on address"); |
214 | *p++= 0; |
215 | memset(sa,0,sizeof(*sa)); |
216 | sa->sin_family= AF_INET; |
217 | if (!inet_aton(vb2.buf+vb2.used,&sa->sin_addr)) Psyntax("invalid address"); |
218 | ul= strtoul(p,&ep,10); |
219 | if (*ep && *ep != hm_squote hm_squote) Psyntax("invalid port (bad syntax)"); |
220 | if (ul >= 65536) Psyntax("port too large"); |
221 | sa->sin_port= htons(ul); |
222 | *lenr= sizeof(*sa); |
223 | |
224 | vb2.used= ep - (char*)vb2.buf; |
225 | } |
226 | |
227 | static int Pbytes(byte *buf, int maxlen) { |
228 | static const char hexdigits[]= "0123456789abcdef"; |
229 | |
230 | int c, v, done; |
231 | const char *pf; |
232 | |
233 | done= 0; |
234 | for (;;) { |
235 | c= getc(Tinputfile); Pcheckinput(); |
236 | if (c=='\n' || c==' ' || c=='\t') continue; |
237 | if (c=='.') break; |
238 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit"); |
239 | v= (pf-hexdigits)<<4; |
240 | c= getc(Tinputfile); Pcheckinput(); |
241 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit"); |
242 | v |= (pf-hexdigits); |
243 | if (maxlen<=0) Psyntax("buffer overflow in bytes"); |
244 | *buf++= v; |
245 | maxlen--; done++; |
246 | } |
247 | for (;;) { |
248 | c= getc(Tinputfile); Pcheckinput(); |
249 | if (c=='\n') return done; |
250 | } |
251 | } |
252 | |
253 | void Q_vb(void) { |
254 | int r; |
255 | |
256 | Tensureinputfile(); |
257 | if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem(); |
258 | r= fread(vb2.buf,1,vb.used+2,Tinputfile); |
259 | if (feof(Tinputfile)) { |
260 | fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n", |
261 | vb.used,vb.buf); |
262 | exit(-1); |
263 | } |
264 | Pcheckinput(); |
265 | if (vb2.buf[0] != hm_squote hm_squote) Psyntax("not space before call"); |
266 | if (memcmp(vb.buf,vb2.buf+1,vb.used) || |
267 | vb2.buf[vb.used+1] != hm_squote\nhm_squote) { |
268 | fprintf(stderr, |
269 | "adns test harness: program did unexpected:\n %.*s\n" |
270 | "was expecting:\n %.*s\n", |
271 | vb.used,vb.buf, vb.used,vb2.buf+1); |
272 | exit(1); |
273 | } |
274 | } |
275 | |
276 | m4_define(`hm_syscall', ` |
277 | hm_create_proto_h |
278 | int H$1(hm_args_massage($3,void)) { |
68000374 |
279 | int r, amtread; |
70a778e5 |
280 | m4_define(`hm_rv_fd',`char *ep;') |
281 | m4_define(`hm_rv_any',`char *ep;') |
282 | m4_define(`hm_rv_len',`') |
283 | m4_define(`hm_rv_must',`') |
284 | m4_define(`hm_rv_succfail',`') |
73c4c523 |
285 | m4_define(`hm_rv_fcntl',`') |
70a778e5 |
286 | $2 |
287 | |
288 | hm_create_hqcall_vars |
289 | $3 |
290 | |
291 | hm_create_hqcall_init($1) |
292 | $3 |
293 | |
294 | hm_create_hqcall_args |
295 | Q$1(hm_args_massage($3)); |
296 | |
297 | m4_define(`hm_r_offset',`m4_len(` $1=')') |
298 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
299 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
12c5b204 |
300 | |
301 | Tensurereportfile(); |
302 | fprintf(Treportfile,"syscallr %s",vb2.buf); |
68000374 |
303 | amtread= strlen(vb2.buf); |
304 | if (amtread<=0 || vb2.buf[--amtread]!=hm_squote\nhm_squote) |
70a778e5 |
305 | Psyntax("badly formed line"); |
68000374 |
306 | vb2.buf[amtread]= 0; |
70a778e5 |
307 | if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch"); |
308 | |
309 | if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) { |
98b6d5b4 |
310 | int e; |
311 | e= Perrno(vb2.buf+hm_r_offset); |
312 | P_updatetime(); |
313 | errno= e; |
70a778e5 |
314 | return -1; |
315 | } |
316 | |
317 | m4_define(`hm_rv_succfail',` |
318 | if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK"); |
319 | vb2.used= hm_r_offset+2; |
320 | r= 0; |
321 | ') |
322 | m4_define(`hm_rv_len',`hm_rv_succfail') |
323 | m4_define(`hm_rv_must',`hm_rv_succfail') |
324 | m4_define(`hm_rv_any',` |
325 | r= strtoul(vb2.buf+hm_r_offset,&ep,10); |
326 | if (*ep && *ep!=hm_squote hm_squote) Psyntax("return value not E* or positive number"); |
327 | vb2.used= ep - (char*)vb2.buf; |
328 | ') |
329 | m4_define(`hm_rv_fd',`hm_rv_any') |
73c4c523 |
330 | m4_define(`hm_rv_fcntl',` |
331 | r= 0; |
332 | if (cmd == F_GETFL) { |
333 | if (!memcmp(vb2.buf+hm_r_offset,"O_NONBLOCK|...",14)) { |
334 | r= O_NONBLOCK; |
335 | vb2.used= hm_r_offset+14; |
336 | } else if (!memcmp(vb2.buf+hm_r_offset,"~O_NONBLOCK&...",15)) { |
337 | vb2.used= hm_r_offset+15; |
338 | } else { |
339 | Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&..."); |
340 | } |
341 | } else if (cmd == F_SETFL) { |
342 | hm_rv_succfail |
343 | } else { |
344 | Psyntax("fcntl not F_GETFL or F_SETFL"); |
345 | } |
346 | ') |
70a778e5 |
347 | $2 |
348 | |
349 | hm_create_nothing |
350 | m4_define(`hm_arg_fdset_io',`Parg("$'`1"); Pfdset($'`1,$'`2);') |
8b1171e6 |
351 | m4_define(`hm_arg_pollfds_io',`Parg("$'`1"); Ppollfds($'`1,$'`2);') |
70a778e5 |
352 | m4_define(`hm_arg_addr_out',`Parg("$'`1"); Paddr($'`1,$'`2);') |
70a778e5 |
353 | $3 |
68000374 |
354 | assert(vb2.used <= amtread); |
355 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
70a778e5 |
356 | |
357 | hm_create_nothing |
358 | m4_define(`hm_arg_bytes_out',`r= Pbytes($'`2,$'`4);') |
359 | $3 |
360 | |
98b6d5b4 |
361 | P_updatetime(); |
70a778e5 |
362 | return r; |
363 | } |
364 | ') |
365 | |
366 | m4_include(`hsyscalls.i4') |