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, *Tfuzzrawfile, *Treportfile;
48 static void Tensurereportfile(void) {
52 if (Treportfile) return;
54 fdstr= getenv("ADNS_TEST_REPORT_FD"); if (!fdstr) return;
56 Treportfile= fdopen(fd,"a"); if (!Treportfile) Tfailed("fdopen ADNS_TEST_REPORT_FD");
59 static void Tensurefuzzrawfile(void) {
65 const char *fdstr= getenv("ADNS_TEST_FUZZRAW_DUMP_FD");
69 Tfuzzrawfile= fdopen(fd,"ab");
70 if (!Tfuzzrawfile) Tfailed("fdopen ADNS_TEST_FUZZRAW_DUMP_FD");
73 static void FR_write(const void *p, size_t sz) {
74 if (!Tfuzzrawfile) return;
75 ssize_t got = fwrite(p,1,sz,Tfuzzrawfile);
76 if (ferror(Tfuzzrawfile)) Tfailed("write fuzzraw output file");
80 #define FR_WRITE(x) (FR_write(&(x), sizeof((x))))
82 extern void Tshutdown(void) {
83 adns__vbuf_free(&vb2);
85 if (fclose(Tfuzzrawfile)) Tfailed("close fuzzraw output file");
89 static void Psyntax(const char *where) {
90 fprintf(stderr,"adns test harness: syntax error in test log input file: %s\n",where);
94 static void Pcheckinput(void) {
95 if (ferror(Tinputfile)) Tfailed("read test log input file");
96 if (feof(Tinputfile)) Psyntax("eof at syscall reply");
99 void T_gettimeofday_hook(void) {
100 static struct timeval previously;
101 struct timeval delta;
102 memset(&delta,0,sizeof(delta));
103 timersub(¤ttime, &previously, &delta);
104 previously = currenttime;
108 void Tensuresetup(void) {
111 unsigned long sec, usec;
113 if (Tinputfile) return;
117 Tinputfile= fdopen(fd,"r"); if (!Tinputfile) Tfailed("fdopen ADNS_TEST_IN_FD");
119 setvbuf(Tinputfile,0,_IONBF,0);
121 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
122 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
124 sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars);
125 if (chars==-1) Psyntax("start time invalid");
126 currenttime.tv_sec= sec;
127 currenttime.tv_usec= usec;
128 if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after start time");
131 static void Parg(const char *argname) {
134 if (vb2.buf[vb2.used++] != hm_squote hm_squote) Psyntax("not a space before argument");
136 if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong");
138 if (vb2.buf[vb2.used++] != hm_squote=hm_squote) Psyntax("not = after argument name");
141 static int Pstring_maybe(const char *string) {
145 if (memcmp(vb2.buf+vb2.used,string,l)) return 0;
150 static void Pstring(const char *string, const char *emsg) {
151 if (Pstring_maybe(string)) return;
155 static int Perrno(const char *stuff) {
156 const struct Terrno *te;
160 for (te= Terrnos; te->n && strcmp(te->n,stuff); te++);
161 if (te->n) return te->v;
162 r= strtoul(stuff+2,&ep,10);
163 if (*ep) Psyntax("errno value not recognised, not numeric");
164 if (r==0 || r>255) Psyntax("numeric errno out of range 1..255");
168 static void P_updatetime(void) {
170 unsigned long sec, usec;
172 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
173 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
175 sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars);
176 if (chars==-1) Psyntax("update time invalid");
177 currenttime.tv_sec+= sec;
178 currenttime.tv_usec+= usec;
179 if (currenttime.tv_usec > 1000000) {
180 currenttime.tv_sec++;
181 currenttime.tv_usec -= 1000000;
183 if (vb2.buf[chars] != hm_squote\nhm_squote) Psyntax("not newline after update time");
186 static void Pfdset(fd_set *set, int max) {
192 Pstring("null","null fdset pointer");
196 if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not [");
198 if (vb2.buf[vb2.used] == hm_squote]hm_squote) {
202 ul= strtoul(vb2.buf+vb2.used,&ep,10);
203 if (ul>=max) Psyntax("fd set member > max");
204 if (ep == (char*)vb2.buf+vb2.used) Psyntax("empty entry in fd set");
206 vb2.used= ep - (char*)vb2.buf;
207 c= vb2.buf[vb2.used++];
208 if (c == hm_squote]hm_squote) break;
209 if (c != hm_squote,hm_squote) Psyntax("fd set separator not ,");
216 if (fd>=max || inaccum==16) {
223 accum |= !!FD_ISSET(fd,set);
229 static int Ppollfdevents(void) {
232 if (Pstring_maybe("0")) return 0;
235 if (Pstring_maybe("POLLIN")) {
237 if (!Pstring_maybe("|")) return events;
240 if (Pstring_maybe("POLLOUT")) {
242 if (!Pstring_maybe("|")) return events;
245 Pstring("POLLPRI","pollfdevents PRI?");
249 static void Ppollfds(struct pollfd *fds, int nfds) {
252 const char *comma= "";
254 if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("pollfds start not [");
255 for (i=0; i<nfds; i++) {
256 Pstring("{fd=","{fd= in pollfds");
257 fds->fd= strtoul(vb2.buf+vb2.used,&ep,10);
258 vb2.used= ep - (char*)vb2.buf;
259 Pstring(", events=",", events= in pollfds");
260 fds->events= Ppollfdevents();
261 Pstring(", revents=",", revents= in pollfds");
262 fds->revents= Ppollfdevents();
263 Pstring("}","} in pollfds");
264 Pstring(comma,"separator in pollfds");
267 if (vb2.buf[vb2.used++] != hm_squote]hm_squote) Psyntax("pollfds end not ]");
271 static void Paddr(struct sockaddr *addr, int *lenr) {
280 if (!q) Psyntax("missing :");
285 if (!q) Psyntax("missing ]");
287 if (*q!=':') Psyntax("expected : after ]");
290 ul= strtoul(q,&ep,10);
291 if (*ep && *ep != ' ') Psyntax("invalid port (bad syntax)");
292 if (ul >= 65536) Psyntax("port too large");
298 uint16_t port16 = ul;
302 a.len= sizeof(a.addr);
303 err= adns_text2addr(p, (int)ul, 0, &a.addr.sa,&a.len);
304 if (err) Psyntax("invalid address");
306 assert(*lenr >= a.len);
307 memcpy(addr, &a.addr, a.len);
309 vb2.used= ep - (char*)vb2.buf;
312 static int Pbytes(byte *buf, int maxlen) {
313 static const char hexdigits[]= "0123456789abcdef";
320 c= getc(Tinputfile); Pcheckinput();
321 if (c=='\n' || c==' ' || c=='\t') continue;
323 pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit");
324 v= (pf-hexdigits)<<4;
325 c= getc(Tinputfile); Pcheckinput();
326 pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit");
328 if (maxlen<=0) Psyntax("buffer overflow in bytes");
333 c= getc(Tinputfile); Pcheckinput();
334 if (c=='\n') return done;
342 if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem();
343 fread(vb2.buf,1,vb.used+2,Tinputfile);
344 if (feof(Tinputfile)) {
345 fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n",
350 if (vb2.buf[0] != hm_squote hm_squote) Psyntax("not space before call");
351 if (memcmp(vb.buf,vb2.buf+1,vb.used) ||
352 vb2.buf[vb.used+1] != hm_squote\nhm_squote) {
354 "adns test harness: program did unexpected:\n %.*s\n"
355 "was expecting:\n %.*s\n",
356 vb.used,vb.buf, vb.used,vb2.buf+1);
360 nl= memchr(vb.buf,'\n',vb.used);
361 fprintf(Treportfile," %.*s\n", (int)(nl ? nl - (const char*)vb.buf : vb.used), vb.buf);
364 m4_define(`hm_syscall', `
366 int H$1(hm_args_massage($3,void)) {
369 m4_define(`hm_rv_fd',`char *ep;')
370 m4_define(`hm_rv_any',`char *ep;')
373 hm_create_hqcall_vars
376 hm_create_hqcall_init($1)
379 hm_create_hqcall_args
380 Q$1(hm_args_massage($3));
382 m4_define(`hm_r_offset',`m4_len(` $1=')')
383 if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
384 fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
387 Tensurefuzzrawfile();
388 fprintf(Treportfile,"%s",vb2.buf);
389 amtread= strlen(vb2.buf);
390 if (amtread<=0 || vb2.buf[--amtread]!=hm_squote\nhm_squote)
391 Psyntax("badly formed line");
393 if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch");
396 hm_fr_syscall_ident($1)
397 FR_WRITE(sync_expect);
400 m4_define(`hm_rv_check_errno',`
401 if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) {
403 e= Perrno(vb2.buf+hm_r_offset);
412 m4_define(`hm_rv_check_success',`
413 if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK");
414 vb2.used= hm_r_offset+2;
417 m4_define(`hm_rv_any_nowrite',`
419 unsigned long ul_r= strtoul(vb2.buf+hm_r_offset,&ep,10);
420 if (ul_r < 0 || ul_r > INT_MAX ||
421 (*ep && *ep!=hm_squote hm_squote))
422 Psyntax("return value not E* or positive number");
424 vb2.used= ep - (char*)vb2.buf;
427 m4_define(`hm_rv_succfail',`
431 m4_define(`hm_rv_len',`
435 m4_define(`hm_rv_must',`
438 m4_define(`hm_rv_any',`
442 m4_define(`hm_rv_fd',`hm_rv_any')
443 m4_define(`hm_rv_select',`hm_rv_any_nowrite')
444 m4_define(`hm_rv_poll',`hm_rv_any_nowrite')
445 m4_define(`hm_rv_fcntl',`
447 if (cmd == F_GETFL) {
448 if (!memcmp(vb2.buf+hm_r_offset,"O_NONBLOCK|...",14)) {
450 vb2.used= hm_r_offset+14;
451 } else if (!memcmp(vb2.buf+hm_r_offset,"~O_NONBLOCK&...",15)) {
452 vb2.used= hm_r_offset+15;
454 Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&...");
456 } else if (cmd == F_SETFL) {
459 Psyntax("fcntl not F_GETFL or F_SETFL");
465 m4_define(`hm_arg_fdset_io',`Parg("$'`1"); Pfdset($'`1,$'`2);')
466 m4_define(`hm_arg_pollfds_io',`Parg("$'`1"); Ppollfds($'`1,$'`2);')
467 m4_define(`hm_arg_addr_out',`Parg("$'`1"); Paddr($'`1,$'`2);')
469 assert(vb2.used <= amtread);
470 if (vb2.used != amtread) Psyntax("junk at end of line");
473 m4_define(`hm_arg_bytes_out',`
474 r= Pbytes($'`2,$'`4);
485 m4_define(`hm_specsyscall', `')
487 m4_include(`hsyscalls.i4')