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 | } |
4fad263d |
81 | setvbuf(Tinputfile,0,_IONBF,0); |
98b6d5b4 |
82 | |
83 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
84 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
85 | chars= -1; |
86 | sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars); |
87 | if (chars==-1) Psyntax("start time invalid"); |
88 | currenttime.tv_sec= sec; |
89 | currenttime.tv_usec= usec; |
90 | if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after start time"); |
91 | } |
92 | |
70a778e5 |
93 | static void Parg(const char *argname) { |
94 | int l; |
95 | |
96 | if (vb2.buf[vb2.used++] != hm_squote hm_squote) Psyntax("not a space before argument"); |
97 | l= strlen(argname); |
98 | if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong"); |
99 | vb2.used+= l; |
100 | if (vb2.buf[vb2.used++] != hm_squote=hm_squote) Psyntax("not = after argument name"); |
101 | } |
102 | |
8b1171e6 |
103 | static int Pstring_maybe(const char *string) { |
104 | int l; |
105 | |
106 | l= strlen(string); |
107 | if (memcmp(vb2.buf+vb2.used,string,l)) return 0; |
108 | vb2.used+= l; |
109 | return 1; |
110 | } |
111 | |
112 | static void Pstring(const char *string, const char *emsg) { |
113 | if (Pstring_maybe(string)) return; |
114 | Psyntax(emsg); |
115 | } |
116 | |
70a778e5 |
117 | static int Perrno(const char *stuff) { |
118 | const struct Terrno *te; |
119 | int r; |
120 | char *ep; |
121 | |
122 | for (te= Terrnos; te->n && strcmp(te->n,stuff); te++); |
123 | if (te->n) return te->v; |
79833e62 |
124 | r= strtoul(stuff+2,&ep,10); |
125 | if (*ep) Psyntax("errno value not recognised, not numeric"); |
70a778e5 |
126 | return r; |
127 | } |
128 | |
98b6d5b4 |
129 | static void P_updatetime(void) { |
130 | int chars; |
70a778e5 |
131 | unsigned long sec, usec; |
98b6d5b4 |
132 | |
133 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
134 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
70a778e5 |
135 | chars= -1; |
98b6d5b4 |
136 | sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars); |
137 | if (chars==-1) Psyntax("update time invalid"); |
138 | currenttime.tv_sec+= sec; |
139 | currenttime.tv_usec+= usec; |
140 | if (currenttime.tv_usec > 1000000) { |
141 | currenttime.tv_sec++; |
142 | currenttime.tv_usec -= 1000000; |
70a778e5 |
143 | } |
98b6d5b4 |
144 | if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after update time"); |
70a778e5 |
145 | } |
146 | |
147 | static void Pfdset(fd_set *set, int max) { |
148 | int r, c; |
149 | char *ep; |
150 | |
151 | if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not ["); |
152 | FD_ZERO(set); |
153 | for (;;) { |
154 | r= strtoul(vb2.buf+vb2.used,&ep,10); |
155 | if (r>=max) Psyntax("fd set member > max"); |
156 | FD_SET(r,set); |
157 | vb2.used= ep - (char*)vb2.buf; |
158 | c= vb2.buf[vb2.used++]; |
159 | if (c == hm_squote]hm_squote) break; |
160 | if (c != hm_squote,hm_squote) Psyntax("fd set separator not ,"); |
161 | } |
162 | } |
163 | |
636b69b1 |
164 | #ifdef HAVE_POLL |
8b1171e6 |
165 | static int Ppollfdevents(void) { |
166 | int events; |
167 | |
168 | if (Pstring_maybe("0")) return 0; |
169 | events= 0; |
170 | |
171 | if (Pstring_maybe("POLLIN")) { |
172 | events |= POLLIN; |
173 | if (!Pstring_maybe("|")) return events; |
174 | } |
175 | |
176 | if (Pstring_maybe("POLLOUT")) { |
177 | events |= POLLOUT; |
178 | if (!Pstring_maybe("|")) return events; |
179 | } |
180 | |
181 | Pstring("POLLPRI","pollfdevents PRI?"); |
182 | return events; |
183 | } |
184 | |
185 | static void Ppollfds(struct pollfd *fds, int nfds) { |
186 | int i; |
187 | char *ep; |
188 | const char *comma= ""; |
189 | |
190 | if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("pollfds start not ["); |
191 | for (i=0; i<nfds; i++) { |
192 | Pstring("{fd=","{fd= in pollfds"); |
193 | fds->fd= strtoul(vb2.buf+vb2.used,&ep,10); |
194 | vb2.used= ep - (char*)vb2.buf; |
195 | Pstring(", events=",", events= in pollfds"); |
196 | fds->events= Ppollfdevents(); |
197 | Pstring(", revents=",", revents= in pollfds"); |
198 | fds->revents= Ppollfdevents(); |
199 | Pstring("}","} in pollfds"); |
200 | Pstring(comma,"separator in pollfds"); |
201 | comma= ", "; |
202 | } |
203 | if (vb2.buf[vb2.used++] != hm_squote]hm_squote) Psyntax("pollfds end not ]"); |
204 | } |
636b69b1 |
205 | #endif |
8b1171e6 |
206 | |
70a778e5 |
207 | static void Paddr(struct sockaddr *addr, int *lenr) { |
208 | struct sockaddr_in *sa= (struct sockaddr_in*)addr; |
209 | char *p, *ep; |
210 | long ul; |
211 | |
212 | assert(*lenr >= sizeof(*sa)); |
213 | p= strchr(vb2.buf+vb2.used,':'); |
214 | if (!p) Psyntax("no port on address"); |
215 | *p++= 0; |
216 | memset(sa,0,sizeof(*sa)); |
217 | sa->sin_family= AF_INET; |
218 | if (!inet_aton(vb2.buf+vb2.used,&sa->sin_addr)) Psyntax("invalid address"); |
219 | ul= strtoul(p,&ep,10); |
220 | if (*ep && *ep != hm_squote hm_squote) Psyntax("invalid port (bad syntax)"); |
221 | if (ul >= 65536) Psyntax("port too large"); |
222 | sa->sin_port= htons(ul); |
223 | *lenr= sizeof(*sa); |
224 | |
225 | vb2.used= ep - (char*)vb2.buf; |
226 | } |
227 | |
228 | static int Pbytes(byte *buf, int maxlen) { |
229 | static const char hexdigits[]= "0123456789abcdef"; |
230 | |
231 | int c, v, done; |
232 | const char *pf; |
233 | |
234 | done= 0; |
235 | for (;;) { |
236 | c= getc(Tinputfile); Pcheckinput(); |
237 | if (c=='\n' || c==' ' || c=='\t') continue; |
238 | if (c=='.') break; |
239 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit"); |
240 | v= (pf-hexdigits)<<4; |
241 | c= getc(Tinputfile); Pcheckinput(); |
242 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit"); |
243 | v |= (pf-hexdigits); |
244 | if (maxlen<=0) Psyntax("buffer overflow in bytes"); |
245 | *buf++= v; |
246 | maxlen--; done++; |
247 | } |
248 | for (;;) { |
249 | c= getc(Tinputfile); Pcheckinput(); |
250 | if (c=='\n') return done; |
251 | } |
252 | } |
253 | |
254 | void Q_vb(void) { |
255 | int r; |
256 | |
257 | Tensureinputfile(); |
258 | if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem(); |
259 | r= fread(vb2.buf,1,vb.used+2,Tinputfile); |
260 | if (feof(Tinputfile)) { |
261 | fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n", |
262 | vb.used,vb.buf); |
263 | exit(-1); |
264 | } |
265 | Pcheckinput(); |
266 | if (vb2.buf[0] != hm_squote hm_squote) Psyntax("not space before call"); |
267 | if (memcmp(vb.buf,vb2.buf+1,vb.used) || |
268 | vb2.buf[vb.used+1] != hm_squote\nhm_squote) { |
269 | fprintf(stderr, |
270 | "adns test harness: program did unexpected:\n %.*s\n" |
271 | "was expecting:\n %.*s\n", |
272 | vb.used,vb.buf, vb.used,vb2.buf+1); |
273 | exit(1); |
274 | } |
275 | } |
276 | |
277 | m4_define(`hm_syscall', ` |
278 | hm_create_proto_h |
279 | int H$1(hm_args_massage($3,void)) { |
68000374 |
280 | int r, amtread; |
70a778e5 |
281 | m4_define(`hm_rv_fd',`char *ep;') |
282 | m4_define(`hm_rv_any',`char *ep;') |
283 | m4_define(`hm_rv_len',`') |
284 | m4_define(`hm_rv_must',`') |
285 | m4_define(`hm_rv_succfail',`') |
73c4c523 |
286 | m4_define(`hm_rv_fcntl',`') |
70a778e5 |
287 | $2 |
288 | |
289 | hm_create_hqcall_vars |
290 | $3 |
291 | |
292 | hm_create_hqcall_init($1) |
293 | $3 |
294 | |
295 | hm_create_hqcall_args |
296 | Q$1(hm_args_massage($3)); |
297 | |
298 | m4_define(`hm_r_offset',`m4_len(` $1=')') |
299 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
300 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
12c5b204 |
301 | |
302 | Tensurereportfile(); |
303 | fprintf(Treportfile,"syscallr %s",vb2.buf); |
68000374 |
304 | amtread= strlen(vb2.buf); |
305 | if (amtread<=0 || vb2.buf[--amtread]!=hm_squote\nhm_squote) |
70a778e5 |
306 | Psyntax("badly formed line"); |
68000374 |
307 | vb2.buf[amtread]= 0; |
70a778e5 |
308 | if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch"); |
309 | |
310 | if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) { |
98b6d5b4 |
311 | int e; |
312 | e= Perrno(vb2.buf+hm_r_offset); |
313 | P_updatetime(); |
314 | errno= e; |
70a778e5 |
315 | return -1; |
316 | } |
317 | |
318 | m4_define(`hm_rv_succfail',` |
319 | if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK"); |
320 | vb2.used= hm_r_offset+2; |
321 | r= 0; |
322 | ') |
323 | m4_define(`hm_rv_len',`hm_rv_succfail') |
324 | m4_define(`hm_rv_must',`hm_rv_succfail') |
325 | m4_define(`hm_rv_any',` |
326 | r= strtoul(vb2.buf+hm_r_offset,&ep,10); |
327 | if (*ep && *ep!=hm_squote hm_squote) Psyntax("return value not E* or positive number"); |
328 | vb2.used= ep - (char*)vb2.buf; |
329 | ') |
330 | m4_define(`hm_rv_fd',`hm_rv_any') |
73c4c523 |
331 | m4_define(`hm_rv_fcntl',` |
332 | r= 0; |
333 | if (cmd == F_GETFL) { |
334 | if (!memcmp(vb2.buf+hm_r_offset,"O_NONBLOCK|...",14)) { |
335 | r= O_NONBLOCK; |
336 | vb2.used= hm_r_offset+14; |
337 | } else if (!memcmp(vb2.buf+hm_r_offset,"~O_NONBLOCK&...",15)) { |
338 | vb2.used= hm_r_offset+15; |
339 | } else { |
340 | Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&..."); |
341 | } |
342 | } else if (cmd == F_SETFL) { |
343 | hm_rv_succfail |
344 | } else { |
345 | Psyntax("fcntl not F_GETFL or F_SETFL"); |
346 | } |
347 | ') |
70a778e5 |
348 | $2 |
349 | |
350 | hm_create_nothing |
351 | m4_define(`hm_arg_fdset_io',`Parg("$'`1"); Pfdset($'`1,$'`2);') |
8b1171e6 |
352 | m4_define(`hm_arg_pollfds_io',`Parg("$'`1"); Ppollfds($'`1,$'`2);') |
70a778e5 |
353 | m4_define(`hm_arg_addr_out',`Parg("$'`1"); Paddr($'`1,$'`2);') |
70a778e5 |
354 | $3 |
68000374 |
355 | assert(vb2.used <= amtread); |
356 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
70a778e5 |
357 | |
358 | hm_create_nothing |
359 | m4_define(`hm_arg_bytes_out',`r= Pbytes($'`2,$'`4);') |
360 | $3 |
361 | |
98b6d5b4 |
362 | P_updatetime(); |
70a778e5 |
363 | return r; |
364 | } |
365 | ') |
366 | |
367 | m4_include(`hsyscalls.i4') |