2 m4_dnl (part of complex test harness, not of the library)
3 m4_dnl - playback routines
5 m4_dnl This file is part of adns, which is
6 m4_dnl Copyright (C) 1997-2000,2003,2006,2014-2016,2020 Ian Jackson
7 m4_dnl Copyright (C) 2014 Mark Wooding
8 m4_dnl Copyright (C) 1999-2000,2003,2006 Tony Finch
9 m4_dnl Copyright (C) 1991 Massachusetts Institute of Technology
10 m4_dnl (See the file INSTALL for full details.)
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 3, or (at your option)
15 m4_dnl any later version.
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.
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.
25 m4_include(hmacros.i4)
32 #include <sys/types.h>
33 #include <sys/socket.h>
34 #include <netinet/in.h>
35 #include <arpa/inet.h>
45 static FILE *Tinputfile, *Treportfile;
48 extern void Tshutdown(void) {
49 adns__vbuf_free(&vb2);
52 static void Tensurereportfile(void) {
56 if (Treportfile) return;
58 fdstr= getenv("ADNS_TEST_REPORT_FD"); if (!fdstr) return;
60 Treportfile= fdopen(fd,"a"); if (!Treportfile) Tfailed("fdopen ADNS_TEST_REPORT_FD");
63 static void Psyntax(const char *where) {
64 fprintf(stderr,"adns test harness: syntax error in test log input file: %s\n",where);
68 static void Pcheckinput(void) {
69 if (ferror(Tinputfile)) Tfailed("read test log input file");
70 if (feof(Tinputfile)) Psyntax("eof at syscall reply");
73 void T_gettimeofday_hook(void) { }
75 void Tensurerecordfile(void) {
78 unsigned long sec, usec;
80 if (Tinputfile) return;
84 Tinputfile= fdopen(fd,"r"); if (!Tinputfile) Tfailed("fdopen ADNS_TEST_IN_FD");
86 setvbuf(Tinputfile,0,_IONBF,0);
88 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
89 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
91 sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars);
92 if (chars==-1) Psyntax("start time invalid");
93 currenttime.tv_sec= sec;
94 currenttime.tv_usec= usec;
95 if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after start time");
98 static void Parg(const char *argname) {
101 if (vb2.buf[vb2.used++] != hm_squote hm_squote) Psyntax("not a space before argument");
103 if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong");
105 if (vb2.buf[vb2.used++] != hm_squote=hm_squote) Psyntax("not = after argument name");
108 static int Pstring_maybe(const char *string) {
112 if (memcmp(vb2.buf+vb2.used,string,l)) return 0;
117 static void Pstring(const char *string, const char *emsg) {
118 if (Pstring_maybe(string)) return;
122 static int Perrno(const char *stuff) {
123 const struct Terrno *te;
127 for (te= Terrnos; te->n && strcmp(te->n,stuff); te++);
128 if (te->n) return te->v;
129 r= strtoul(stuff+2,&ep,10);
130 if (*ep) Psyntax("errno value not recognised, not numeric");
131 if (r==0 || r>255) Psyntax("numeric errno out of range 1..255");
135 static void P_updatetime(void) {
137 unsigned long sec, usec;
139 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
140 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
142 sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars);
143 if (chars==-1) Psyntax("update time invalid");
144 currenttime.tv_sec+= sec;
145 currenttime.tv_usec+= usec;
146 if (currenttime.tv_usec > 1000000) {
147 currenttime.tv_sec++;
148 currenttime.tv_usec -= 1000000;
150 if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after update time");
153 static void Pfdset(fd_set *set, int max) {
159 Pstring("null","null fdset pointer");
163 if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not [");
165 if (vb2.buf[vb2.used] == hm_squote]hm_squote) { vb2.used++; return; }
167 ul= strtoul(vb2.buf+vb2.used,&ep,10);
168 if (ul>=max) Psyntax("fd set member > max");
169 if (ep == (char*)vb2.buf+vb2.used) Psyntax("empty entry in fd set");
171 vb2.used= ep - (char*)vb2.buf;
172 c= vb2.buf[vb2.used++];
173 if (c == hm_squote]hm_squote) break;
174 if (c != hm_squote,hm_squote) Psyntax("fd set separator not ,");
179 static int Ppollfdevents(void) {
182 if (Pstring_maybe("0")) return 0;
185 if (Pstring_maybe("POLLIN")) {
187 if (!Pstring_maybe("|")) return events;
190 if (Pstring_maybe("POLLOUT")) {
192 if (!Pstring_maybe("|")) return events;
195 Pstring("POLLPRI","pollfdevents PRI?");
199 static void Ppollfds(struct pollfd *fds, int nfds) {
202 const char *comma= "";
204 if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("pollfds start not [");
205 for (i=0; i<nfds; i++) {
206 Pstring("{fd=","{fd= in pollfds");
207 fds->fd= strtoul(vb2.buf+vb2.used,&ep,10);
208 vb2.used= ep - (char*)vb2.buf;
209 Pstring(", events=",", events= in pollfds");
210 fds->events= Ppollfdevents();
211 Pstring(", revents=",", revents= in pollfds");
212 fds->revents= Ppollfdevents();
213 Pstring("}","} in pollfds");
214 Pstring(comma,"separator in pollfds");
217 if (vb2.buf[vb2.used++] != hm_squote]hm_squote) Psyntax("pollfds end not ]");
221 static void Paddr(struct sockaddr *addr, int *lenr) {
230 if (!q) Psyntax("missing :");
235 if (!q) Psyntax("missing ]");
237 if (*q!=':') Psyntax("expected : after ]");
240 ul= strtoul(q,&ep,10);
241 if (*ep && *ep != ' ') Psyntax("invalid port (bad syntax)");
242 if (ul >= 65536) Psyntax("port too large");
244 a.len= sizeof(a.addr);
245 err= adns_text2addr(p, (int)ul, 0, &a.addr.sa,&a.len);
246 if (err) Psyntax("invalid address");
248 assert(*lenr >= a.len);
249 memcpy(addr, &a.addr, a.len);
251 vb2.used= ep - (char*)vb2.buf;
254 static int Pbytes(byte *buf, int maxlen) {
255 static const char hexdigits[]= "0123456789abcdef";
262 c= getc(Tinputfile); Pcheckinput();
263 if (c=='\n' || c==' ' || c=='\t') continue;
265 pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit");
266 v= (pf-hexdigits)<<4;
267 c= getc(Tinputfile); Pcheckinput();
268 pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit");
270 if (maxlen<=0) Psyntax("buffer overflow in bytes");
275 c= getc(Tinputfile); Pcheckinput();
276 if (c=='\n') return done;
284 if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem();
285 fread(vb2.buf,1,vb.used+2,Tinputfile);
286 if (feof(Tinputfile)) {
287 fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n",
292 if (vb2.buf[0] != hm_squote hm_squote) Psyntax("not space before call");
293 if (memcmp(vb.buf,vb2.buf+1,vb.used) ||
294 vb2.buf[vb.used+1] != hm_squote\nhm_squote) {
296 "adns test harness: program did unexpected:\n %.*s\n"
297 "was expecting:\n %.*s\n",
298 vb.used,vb.buf, vb.used,vb2.buf+1);
302 nl= memchr(vb.buf,'\n',vb.used);
303 fprintf(Treportfile," %.*s\n", (int)(nl ? nl - (const char*)vb.buf : vb.used), vb.buf);
306 m4_define(`hm_syscall', `
308 int H$1(hm_args_massage($3,void)) {
310 m4_define(`hm_rv_fd',`char *ep;')
311 m4_define(`hm_rv_any',`char *ep;')
312 m4_define(`hm_rv_len',`')
313 m4_define(`hm_rv_must',`')
314 m4_define(`hm_rv_succfail',`')
315 m4_define(`hm_rv_fcntl',`')
318 hm_create_hqcall_vars
321 hm_create_hqcall_init($1)
324 hm_create_hqcall_args
325 Q$1(hm_args_massage($3));
327 m4_define(`hm_r_offset',`m4_len(` $1=')')
328 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
329 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
332 fprintf(Treportfile,"%s",vb2.buf);
333 amtread= strlen(vb2.buf);
334 if (amtread<=0 || vb2.buf[--amtread]!=hm_squote\nhm_squote)
335 Psyntax("badly formed line");
337 if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch");
339 if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) {
341 e= Perrno(vb2.buf+hm_r_offset);
347 m4_define(`hm_rv_succfail',`
348 if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK");
349 vb2.used= hm_r_offset+2;
352 m4_define(`hm_rv_len',`hm_rv_succfail')
353 m4_define(`hm_rv_must',`hm_rv_succfail')
354 m4_define(`hm_rv_any',`
355 unsigned long ul_r= strtoul(vb2.buf+hm_r_offset,&ep,10);
356 if (ul_r < 0 || ul_r > INT_MAX ||
357 (*ep && *ep!=hm_squote hm_squote))
358 Psyntax("return value not E* or positive number");
360 vb2.used= ep - (char*)vb2.buf;
362 m4_define(`hm_rv_fd',`hm_rv_any')
363 m4_define(`hm_rv_fcntl',`
365 if (cmd == F_GETFL) {
366 if (!memcmp(vb2.buf+hm_r_offset,"O_NONBLOCK|...",14)) {
368 vb2.used= hm_r_offset+14;
369 } else if (!memcmp(vb2.buf+hm_r_offset,"~O_NONBLOCK&...",15)) {
370 vb2.used= hm_r_offset+15;
372 Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&...");
374 } else if (cmd == F_SETFL) {
377 Psyntax("fcntl not F_GETFL or F_SETFL");
383 m4_define(`hm_arg_fdset_io',`Parg("$'`1"); Pfdset($'`1,$'`2);')
384 m4_define(`hm_arg_pollfds_io',`Parg("$'`1"); Ppollfds($'`1,$'`2);')
385 m4_define(`hm_arg_addr_out',`Parg("$'`1"); Paddr($'`1,$'`2);')
387 assert(vb2.used <= amtread);
388 if (vb2.used != amtread) Psyntax("junk at end of line");
391 m4_define(`hm_arg_bytes_out',`r= Pbytes($'`2,$'`4);')
399 m4_define(`hm_specsyscall', `')
401 m4_include(`hsyscalls.i4')