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