| 1 | #include <assert.h> |
| 2 | #include <string.h> |
| 3 | #include <errno.h> |
| 4 | #include <stdlib.h> |
| 5 | #include <sys/types.h> |
| 6 | #include <sys/socket.h> |
| 7 | #include <netinet/in.h> |
| 8 | #include <arpa/inet.h> |
| 9 | #include <sys/time.h> |
| 10 | #include <unistd.h> |
| 11 | #include <fcntl.h> |
| 12 | #include "harness.h" |
| 13 | static FILE *Tinputfile, *Treportfile; |
| 14 | static vbuf vb2; |
| 15 | extern void Tshutdown(void) { |
| 16 | adns__vbuf_free(&vb2); |
| 17 | } |
| 18 | static void Tensurereportfile(void) { |
| 19 | const char *fdstr; |
| 20 | int fd; |
| 21 | if (Treportfile) return; |
| 22 | Treportfile= stderr; |
| 23 | fdstr= getenv("ADNS_TEST_REPORT_FD"); if (!fdstr) return; |
| 24 | fd= atoi(fdstr); |
| 25 | Treportfile= fdopen(fd,"a"); if (!Treportfile) Tfailed("fdopen ADNS_TEST_REPORT_FD"); |
| 26 | } |
| 27 | static void Psyntax(const char *where) { |
| 28 | fprintf(stderr,"adns test harness: syntax error in test log input file: %s\n",where); |
| 29 | exit(-1); |
| 30 | } |
| 31 | static void Pcheckinput(void) { |
| 32 | if (ferror(Tinputfile)) Tfailed("read test log input file"); |
| 33 | if (feof(Tinputfile)) Psyntax("eof at syscall reply"); |
| 34 | } |
| 35 | void Tensurerecordfile(void) { |
| 36 | const char *fdstr; |
| 37 | int fd; |
| 38 | int chars; |
| 39 | unsigned long sec, usec; |
| 40 | if (Tinputfile) return; |
| 41 | Tinputfile= stdin; |
| 42 | fdstr= getenv("ADNS_TEST_IN_FD"); |
| 43 | if (fdstr) { |
| 44 | fd= atoi(fdstr); |
| 45 | Tinputfile= fdopen(fd,"r"); if (!Tinputfile) Tfailed("fdopen ADNS_TEST_IN_FD"); |
| 46 | } |
| 47 | setvbuf(Tinputfile,0,_IONBF,0); |
| 48 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 49 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 50 | chars= -1; |
| 51 | sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars); |
| 52 | if (chars==-1) Psyntax("start time invalid"); |
| 53 | currenttime.tv_sec= sec; |
| 54 | currenttime.tv_usec= usec; |
| 55 | if (vb2.buf[chars] != '\n') Psyntax("not newline after start time"); |
| 56 | } |
| 57 | static void Parg(const char *argname) { |
| 58 | int l; |
| 59 | if (vb2.buf[vb2.used++] != ' ') Psyntax("not a space before argument"); |
| 60 | l= strlen(argname); |
| 61 | if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong"); |
| 62 | vb2.used+= l; |
| 63 | if (vb2.buf[vb2.used++] != '=') Psyntax("not = after argument name"); |
| 64 | } |
| 65 | static int Pstring_maybe(const char *string) { |
| 66 | int l; |
| 67 | l= strlen(string); |
| 68 | if (memcmp(vb2.buf+vb2.used,string,l)) return 0; |
| 69 | vb2.used+= l; |
| 70 | return 1; |
| 71 | } |
| 72 | static void Pstring(const char *string, const char *emsg) { |
| 73 | if (Pstring_maybe(string)) return; |
| 74 | Psyntax(emsg); |
| 75 | } |
| 76 | static int Perrno(const char *stuff) { |
| 77 | const struct Terrno *te; |
| 78 | int r; |
| 79 | char *ep; |
| 80 | for (te= Terrnos; te->n && strcmp(te->n,stuff); te++); |
| 81 | if (te->n) return te->v; |
| 82 | r= strtoul(stuff+2,&ep,10); |
| 83 | if (*ep) Psyntax("errno value not recognised, not numeric"); |
| 84 | return r; |
| 85 | } |
| 86 | static void P_updatetime(void) { |
| 87 | int chars; |
| 88 | unsigned long sec, usec; |
| 89 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 90 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 91 | chars= -1; |
| 92 | sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars); |
| 93 | if (chars==-1) Psyntax("update time invalid"); |
| 94 | currenttime.tv_sec+= sec; |
| 95 | currenttime.tv_usec+= usec; |
| 96 | if (currenttime.tv_usec > 1000000) { |
| 97 | currenttime.tv_sec++; |
| 98 | currenttime.tv_usec -= 1000000; |
| 99 | } |
| 100 | if (vb2.buf[chars] != '\n') Psyntax("not newline after update time"); |
| 101 | } |
| 102 | static void Pfdset(fd_set *set, int max) { |
| 103 | int r, c; |
| 104 | char *ep; |
| 105 | if (!set) { |
| 106 | Pstring("null","null fdset pointer"); |
| 107 | return; |
| 108 | } |
| 109 | if (vb2.buf[vb2.used++] != '[') Psyntax("fd set start not ["); |
| 110 | FD_ZERO(set); |
| 111 | if (vb2.buf[vb2.used] == ']') { vb2.used++; return; } |
| 112 | for (;;) { |
| 113 | r= strtoul(vb2.buf+vb2.used,&ep,10); |
| 114 | if (r>=max) Psyntax("fd set member > max"); |
| 115 | if (ep == (char*)vb2.buf+vb2.used) Psyntax("empty entry in fd set"); |
| 116 | FD_SET(r,set); |
| 117 | vb2.used= ep - (char*)vb2.buf; |
| 118 | c= vb2.buf[vb2.used++]; |
| 119 | if (c == ']') break; |
| 120 | if (c != ',') Psyntax("fd set separator not ,"); |
| 121 | } |
| 122 | } |
| 123 | #ifdef HAVE_POLL |
| 124 | static int Ppollfdevents(void) { |
| 125 | int events; |
| 126 | if (Pstring_maybe("0")) return 0; |
| 127 | events= 0; |
| 128 | if (Pstring_maybe("POLLIN")) { |
| 129 | events |= POLLIN; |
| 130 | if (!Pstring_maybe("|")) return events; |
| 131 | } |
| 132 | if (Pstring_maybe("POLLOUT")) { |
| 133 | events |= POLLOUT; |
| 134 | if (!Pstring_maybe("|")) return events; |
| 135 | } |
| 136 | Pstring("POLLPRI","pollfdevents PRI?"); |
| 137 | return events; |
| 138 | } |
| 139 | static void Ppollfds(struct pollfd *fds, int nfds) { |
| 140 | int i; |
| 141 | char *ep; |
| 142 | const char *comma= ""; |
| 143 | if (vb2.buf[vb2.used++] != '[') Psyntax("pollfds start not ["); |
| 144 | for (i=0; i<nfds; i++) { |
| 145 | Pstring("{fd=","{fd= in pollfds"); |
| 146 | fds->fd= strtoul(vb2.buf+vb2.used,&ep,10); |
| 147 | vb2.used= ep - (char*)vb2.buf; |
| 148 | Pstring(", events=",", events= in pollfds"); |
| 149 | fds->events= Ppollfdevents(); |
| 150 | Pstring(", revents=",", revents= in pollfds"); |
| 151 | fds->revents= Ppollfdevents(); |
| 152 | Pstring("}","} in pollfds"); |
| 153 | Pstring(comma,"separator in pollfds"); |
| 154 | comma= ", "; |
| 155 | } |
| 156 | if (vb2.buf[vb2.used++] != ']') Psyntax("pollfds end not ]"); |
| 157 | } |
| 158 | #endif |
| 159 | static void Paddr(struct sockaddr *addr, int *lenr) { |
| 160 | adns_rr_addr a; |
| 161 | char *p, *q, *ep; |
| 162 | int err; |
| 163 | unsigned long ul; |
| 164 | p= vb2.buf+vb2.used; |
| 165 | if (*p!='[') { |
| 166 | q= strchr(p,':'); |
| 167 | if (!q) Psyntax("missing :"); |
| 168 | *q++= 0; |
| 169 | } else { |
| 170 | p++; |
| 171 | q= strchr(p,']'); |
| 172 | if (!q) Psyntax("missing ]"); |
| 173 | *q++= 0; |
| 174 | if (*q!=':') Psyntax("expected : after ]"); |
| 175 | q++; |
| 176 | } |
| 177 | ul= strtoul(q,&ep,10); |
| 178 | if (*ep && *ep != ' ') Psyntax("invalid port (bad syntax)"); |
| 179 | if (ul >= 65536) Psyntax("port too large"); |
| 180 | a.len= sizeof(a.addr); |
| 181 | err= adns_text2addr(p, (int)ul, 0, &a.addr.sa,&a.len); |
| 182 | if (err) Psyntax("invalid address"); |
| 183 | assert(*lenr >= a.len); |
| 184 | memcpy(addr, &a.addr, a.len); |
| 185 | *lenr= a.len; |
| 186 | vb2.used= ep - (char*)vb2.buf; |
| 187 | } |
| 188 | static int Pbytes(byte *buf, int maxlen) { |
| 189 | static const char hexdigits[]= "0123456789abcdef"; |
| 190 | int c, v, done; |
| 191 | const char *pf; |
| 192 | done= 0; |
| 193 | for (;;) { |
| 194 | c= getc(Tinputfile); Pcheckinput(); |
| 195 | if (c=='\n' || c==' ' || c=='\t') continue; |
| 196 | if (c=='.') break; |
| 197 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit"); |
| 198 | v= (pf-hexdigits)<<4; |
| 199 | c= getc(Tinputfile); Pcheckinput(); |
| 200 | pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit"); |
| 201 | v |= (pf-hexdigits); |
| 202 | if (maxlen<=0) Psyntax("buffer overflow in bytes"); |
| 203 | *buf++= v; |
| 204 | maxlen--; done++; |
| 205 | } |
| 206 | for (;;) { |
| 207 | c= getc(Tinputfile); Pcheckinput(); |
| 208 | if (c=='\n') return done; |
| 209 | } |
| 210 | } |
| 211 | void Q_vb(void) { |
| 212 | const char *nl; |
| 213 | Tensurerecordfile(); |
| 214 | if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem(); |
| 215 | fread(vb2.buf,1,vb.used+2,Tinputfile); |
| 216 | if (feof(Tinputfile)) { |
| 217 | fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n", |
| 218 | vb.used,vb.buf); |
| 219 | exit(-1); |
| 220 | } |
| 221 | Pcheckinput(); |
| 222 | if (vb2.buf[0] != ' ') Psyntax("not space before call"); |
| 223 | if (memcmp(vb.buf,vb2.buf+1,vb.used) || |
| 224 | vb2.buf[vb.used+1] != '\n') { |
| 225 | fprintf(stderr, |
| 226 | "adns test harness: program did unexpected:\n %.*s\n" |
| 227 | "was expecting:\n %.*s\n", |
| 228 | vb.used,vb.buf, vb.used,vb2.buf+1); |
| 229 | exit(1); |
| 230 | } |
| 231 | Tensurereportfile(); |
| 232 | nl= memchr(vb.buf,'\n',vb.used); |
| 233 | fprintf(Treportfile," %.*s\n", (int)(nl ? nl - (const char*)vb.buf : vb.used), vb.buf); |
| 234 | } |
| 235 | int Hselect( int max , fd_set *rfds , fd_set *wfds , fd_set *efds , struct timeval *to ) { |
| 236 | int r, amtread; |
| 237 | char *ep; |
| 238 | Qselect( max , rfds , wfds , efds , to ); |
| 239 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 240 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 241 | Tensurereportfile(); |
| 242 | fprintf(Treportfile,"%s",vb2.buf); |
| 243 | amtread= strlen(vb2.buf); |
| 244 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 245 | Psyntax("badly formed line"); |
| 246 | vb2.buf[amtread]= 0; |
| 247 | if (memcmp(vb2.buf," select=",8)) Psyntax("syscall reply mismatch"); |
| 248 | if (vb2.buf[8] == 'E') { |
| 249 | int e; |
| 250 | e= Perrno(vb2.buf+8); |
| 251 | P_updatetime(); |
| 252 | errno= e; |
| 253 | return -1; |
| 254 | } |
| 255 | r= strtoul(vb2.buf+8,&ep,10); |
| 256 | if (*ep && *ep!=' ') Psyntax("return value not E* or positive number"); |
| 257 | vb2.used= ep - (char*)vb2.buf; |
| 258 | Parg("rfds"); Pfdset(rfds,max); |
| 259 | Parg("wfds"); Pfdset(wfds,max); |
| 260 | Parg("efds"); Pfdset(efds,max); |
| 261 | assert(vb2.used <= amtread); |
| 262 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 263 | P_updatetime(); |
| 264 | return r; |
| 265 | } |
| 266 | #ifdef HAVE_POLL |
| 267 | int Hpoll( struct pollfd *fds , int nfds , int timeout ) { |
| 268 | int r, amtread; |
| 269 | char *ep; |
| 270 | Qpoll( fds , nfds , timeout ); |
| 271 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 272 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 273 | Tensurereportfile(); |
| 274 | fprintf(Treportfile,"%s",vb2.buf); |
| 275 | amtread= strlen(vb2.buf); |
| 276 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 277 | Psyntax("badly formed line"); |
| 278 | vb2.buf[amtread]= 0; |
| 279 | if (memcmp(vb2.buf," poll=",6)) Psyntax("syscall reply mismatch"); |
| 280 | if (vb2.buf[6] == 'E') { |
| 281 | int e; |
| 282 | e= Perrno(vb2.buf+6); |
| 283 | P_updatetime(); |
| 284 | errno= e; |
| 285 | return -1; |
| 286 | } |
| 287 | r= strtoul(vb2.buf+6,&ep,10); |
| 288 | if (*ep && *ep!=' ') Psyntax("return value not E* or positive number"); |
| 289 | vb2.used= ep - (char*)vb2.buf; |
| 290 | Parg("fds"); Ppollfds(fds,nfds); |
| 291 | assert(vb2.used <= amtread); |
| 292 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 293 | P_updatetime(); |
| 294 | return r; |
| 295 | } |
| 296 | #endif |
| 297 | int Hsocket( int domain , int type , int protocol ) { |
| 298 | int r, amtread; |
| 299 | char *ep; |
| 300 | Tmust("socket","domain",domain==AF_INET || domain==AF_INET6); |
| 301 | Tmust("socket","type",type==SOCK_STREAM || type==SOCK_DGRAM); |
| 302 | Qsocket( domain , type ); |
| 303 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 304 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 305 | Tensurereportfile(); |
| 306 | fprintf(Treportfile,"%s",vb2.buf); |
| 307 | amtread= strlen(vb2.buf); |
| 308 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 309 | Psyntax("badly formed line"); |
| 310 | vb2.buf[amtread]= 0; |
| 311 | if (memcmp(vb2.buf," socket=",8)) Psyntax("syscall reply mismatch"); |
| 312 | if (vb2.buf[8] == 'E') { |
| 313 | int e; |
| 314 | e= Perrno(vb2.buf+8); |
| 315 | P_updatetime(); |
| 316 | errno= e; |
| 317 | return -1; |
| 318 | } |
| 319 | r= strtoul(vb2.buf+8,&ep,10); |
| 320 | if (*ep && *ep!=' ') Psyntax("return value not E* or positive number"); |
| 321 | vb2.used= ep - (char*)vb2.buf; |
| 322 | assert(vb2.used <= amtread); |
| 323 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 324 | P_updatetime(); |
| 325 | return r; |
| 326 | } |
| 327 | int Hfcntl( int fd , int cmd , ... ) { |
| 328 | int r, amtread; |
| 329 | va_list al; long arg; |
| 330 | Tmust("fcntl","cmd",cmd==F_SETFL || cmd==F_GETFL); |
| 331 | if (cmd == F_SETFL) { |
| 332 | va_start(al,cmd); arg= va_arg(al,long); va_end(al); |
| 333 | } else { |
| 334 | arg= 0; |
| 335 | } |
| 336 | Qfcntl( fd , cmd , arg ); |
| 337 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 338 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 339 | Tensurereportfile(); |
| 340 | fprintf(Treportfile,"%s",vb2.buf); |
| 341 | amtread= strlen(vb2.buf); |
| 342 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 343 | Psyntax("badly formed line"); |
| 344 | vb2.buf[amtread]= 0; |
| 345 | if (memcmp(vb2.buf," fcntl=",7)) Psyntax("syscall reply mismatch"); |
| 346 | if (vb2.buf[7] == 'E') { |
| 347 | int e; |
| 348 | e= Perrno(vb2.buf+7); |
| 349 | P_updatetime(); |
| 350 | errno= e; |
| 351 | return -1; |
| 352 | } |
| 353 | r= 0; |
| 354 | if (cmd == F_GETFL) { |
| 355 | if (!memcmp(vb2.buf+7,"O_NONBLOCK|...",14)) { |
| 356 | r= O_NONBLOCK; |
| 357 | vb2.used= 7+14; |
| 358 | } else if (!memcmp(vb2.buf+7,"~O_NONBLOCK&...",15)) { |
| 359 | vb2.used= 7+15; |
| 360 | } else { |
| 361 | Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&..."); |
| 362 | } |
| 363 | } else if (cmd == F_SETFL) { |
| 364 | if (memcmp(vb2.buf+7,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 365 | vb2.used= 7+2; |
| 366 | r= 0; |
| 367 | } else { |
| 368 | Psyntax("fcntl not F_GETFL or F_SETFL"); |
| 369 | } |
| 370 | assert(vb2.used <= amtread); |
| 371 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 372 | P_updatetime(); |
| 373 | return r; |
| 374 | } |
| 375 | int Hconnect( int fd , const struct sockaddr *addr , int addrlen ) { |
| 376 | int r, amtread; |
| 377 | Qconnect( fd , addr , addrlen ); |
| 378 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 379 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 380 | Tensurereportfile(); |
| 381 | fprintf(Treportfile,"%s",vb2.buf); |
| 382 | amtread= strlen(vb2.buf); |
| 383 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 384 | Psyntax("badly formed line"); |
| 385 | vb2.buf[amtread]= 0; |
| 386 | if (memcmp(vb2.buf," connect=",9)) Psyntax("syscall reply mismatch"); |
| 387 | if (vb2.buf[9] == 'E') { |
| 388 | int e; |
| 389 | e= Perrno(vb2.buf+9); |
| 390 | P_updatetime(); |
| 391 | errno= e; |
| 392 | return -1; |
| 393 | } |
| 394 | if (memcmp(vb2.buf+9,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 395 | vb2.used= 9+2; |
| 396 | r= 0; |
| 397 | assert(vb2.used <= amtread); |
| 398 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 399 | P_updatetime(); |
| 400 | return r; |
| 401 | } |
| 402 | int Hbind( int fd , const struct sockaddr *addr , int addrlen ) { |
| 403 | int r, amtread; |
| 404 | Qbind( fd , addr , addrlen ); |
| 405 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 406 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 407 | Tensurereportfile(); |
| 408 | fprintf(Treportfile,"%s",vb2.buf); |
| 409 | amtread= strlen(vb2.buf); |
| 410 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 411 | Psyntax("badly formed line"); |
| 412 | vb2.buf[amtread]= 0; |
| 413 | if (memcmp(vb2.buf," bind=",6)) Psyntax("syscall reply mismatch"); |
| 414 | if (vb2.buf[6] == 'E') { |
| 415 | int e; |
| 416 | e= Perrno(vb2.buf+6); |
| 417 | P_updatetime(); |
| 418 | errno= e; |
| 419 | return -1; |
| 420 | } |
| 421 | if (memcmp(vb2.buf+6,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 422 | vb2.used= 6+2; |
| 423 | r= 0; |
| 424 | assert(vb2.used <= amtread); |
| 425 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 426 | P_updatetime(); |
| 427 | return r; |
| 428 | } |
| 429 | int Hlisten( int fd , int backlog ) { |
| 430 | int r, amtread; |
| 431 | Qlisten( fd , backlog ); |
| 432 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 433 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 434 | Tensurereportfile(); |
| 435 | fprintf(Treportfile,"%s",vb2.buf); |
| 436 | amtread= strlen(vb2.buf); |
| 437 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 438 | Psyntax("badly formed line"); |
| 439 | vb2.buf[amtread]= 0; |
| 440 | if (memcmp(vb2.buf," listen=",8)) Psyntax("syscall reply mismatch"); |
| 441 | if (vb2.buf[8] == 'E') { |
| 442 | int e; |
| 443 | e= Perrno(vb2.buf+8); |
| 444 | P_updatetime(); |
| 445 | errno= e; |
| 446 | return -1; |
| 447 | } |
| 448 | if (memcmp(vb2.buf+8,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 449 | vb2.used= 8+2; |
| 450 | r= 0; |
| 451 | assert(vb2.used <= amtread); |
| 452 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 453 | P_updatetime(); |
| 454 | return r; |
| 455 | } |
| 456 | int Hclose( int fd ) { |
| 457 | int r, amtread; |
| 458 | Qclose( fd ); |
| 459 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 460 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 461 | Tensurereportfile(); |
| 462 | fprintf(Treportfile,"%s",vb2.buf); |
| 463 | amtread= strlen(vb2.buf); |
| 464 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 465 | Psyntax("badly formed line"); |
| 466 | vb2.buf[amtread]= 0; |
| 467 | if (memcmp(vb2.buf," close=",7)) Psyntax("syscall reply mismatch"); |
| 468 | if (vb2.buf[7] == 'E') { |
| 469 | int e; |
| 470 | e= Perrno(vb2.buf+7); |
| 471 | P_updatetime(); |
| 472 | errno= e; |
| 473 | return -1; |
| 474 | } |
| 475 | if (memcmp(vb2.buf+7,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 476 | vb2.used= 7+2; |
| 477 | r= 0; |
| 478 | assert(vb2.used <= amtread); |
| 479 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 480 | P_updatetime(); |
| 481 | return r; |
| 482 | } |
| 483 | int Hsendto( int fd , const void *msg , int msglen , unsigned int flags , const struct sockaddr *addr , int addrlen ) { |
| 484 | int r, amtread; |
| 485 | char *ep; |
| 486 | Tmust("sendto","flags",flags==0); |
| 487 | Qsendto( fd , msg , msglen , addr , addrlen ); |
| 488 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 489 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 490 | Tensurereportfile(); |
| 491 | fprintf(Treportfile,"%s",vb2.buf); |
| 492 | amtread= strlen(vb2.buf); |
| 493 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 494 | Psyntax("badly formed line"); |
| 495 | vb2.buf[amtread]= 0; |
| 496 | if (memcmp(vb2.buf," sendto=",8)) Psyntax("syscall reply mismatch"); |
| 497 | if (vb2.buf[8] == 'E') { |
| 498 | int e; |
| 499 | e= Perrno(vb2.buf+8); |
| 500 | P_updatetime(); |
| 501 | errno= e; |
| 502 | return -1; |
| 503 | } |
| 504 | r= strtoul(vb2.buf+8,&ep,10); |
| 505 | if (*ep && *ep!=' ') Psyntax("return value not E* or positive number"); |
| 506 | vb2.used= ep - (char*)vb2.buf; |
| 507 | assert(vb2.used <= amtread); |
| 508 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 509 | P_updatetime(); |
| 510 | return r; |
| 511 | } |
| 512 | int Hrecvfrom( int fd , void *buf , int buflen , unsigned int flags , struct sockaddr *addr , int *addrlen ) { |
| 513 | int r, amtread; |
| 514 | Tmust("recvfrom","flags",flags==0); |
| 515 | Tmust("recvfrom","*addrlen",*addrlen>=sizeof(struct sockaddr_in)); |
| 516 | Qrecvfrom( fd , buflen , *addrlen ); |
| 517 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 518 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 519 | Tensurereportfile(); |
| 520 | fprintf(Treportfile,"%s",vb2.buf); |
| 521 | amtread= strlen(vb2.buf); |
| 522 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 523 | Psyntax("badly formed line"); |
| 524 | vb2.buf[amtread]= 0; |
| 525 | if (memcmp(vb2.buf," recvfrom=",10)) Psyntax("syscall reply mismatch"); |
| 526 | if (vb2.buf[10] == 'E') { |
| 527 | int e; |
| 528 | e= Perrno(vb2.buf+10); |
| 529 | P_updatetime(); |
| 530 | errno= e; |
| 531 | return -1; |
| 532 | } |
| 533 | if (memcmp(vb2.buf+10,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 534 | vb2.used= 10+2; |
| 535 | r= 0; |
| 536 | Parg("addr"); Paddr(addr,addrlen); |
| 537 | assert(vb2.used <= amtread); |
| 538 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 539 | r= Pbytes(buf,buflen); |
| 540 | P_updatetime(); |
| 541 | return r; |
| 542 | } |
| 543 | int Hread( int fd , void *buf , size_t buflen ) { |
| 544 | int r, amtread; |
| 545 | Qread( fd , buflen ); |
| 546 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 547 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 548 | Tensurereportfile(); |
| 549 | fprintf(Treportfile,"%s",vb2.buf); |
| 550 | amtread= strlen(vb2.buf); |
| 551 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 552 | Psyntax("badly formed line"); |
| 553 | vb2.buf[amtread]= 0; |
| 554 | if (memcmp(vb2.buf," read=",6)) Psyntax("syscall reply mismatch"); |
| 555 | if (vb2.buf[6] == 'E') { |
| 556 | int e; |
| 557 | e= Perrno(vb2.buf+6); |
| 558 | P_updatetime(); |
| 559 | errno= e; |
| 560 | return -1; |
| 561 | } |
| 562 | if (memcmp(vb2.buf+6,"OK",2)) Psyntax("success/fail not E* or OK"); |
| 563 | vb2.used= 6+2; |
| 564 | r= 0; |
| 565 | assert(vb2.used <= amtread); |
| 566 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 567 | r= Pbytes(buf,buflen); |
| 568 | P_updatetime(); |
| 569 | return r; |
| 570 | } |
| 571 | int Hwrite( int fd , const void *buf , size_t len ) { |
| 572 | int r, amtread; |
| 573 | char *ep; |
| 574 | Qwrite( fd , buf , len ); |
| 575 | if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); |
| 576 | fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); |
| 577 | Tensurereportfile(); |
| 578 | fprintf(Treportfile,"%s",vb2.buf); |
| 579 | amtread= strlen(vb2.buf); |
| 580 | if (amtread<=0 || vb2.buf[--amtread]!='\n') |
| 581 | Psyntax("badly formed line"); |
| 582 | vb2.buf[amtread]= 0; |
| 583 | if (memcmp(vb2.buf," write=",7)) Psyntax("syscall reply mismatch"); |
| 584 | if (vb2.buf[7] == 'E') { |
| 585 | int e; |
| 586 | e= Perrno(vb2.buf+7); |
| 587 | P_updatetime(); |
| 588 | errno= e; |
| 589 | return -1; |
| 590 | } |
| 591 | r= strtoul(vb2.buf+7,&ep,10); |
| 592 | if (*ep && *ep!=' ') Psyntax("return value not E* or positive number"); |
| 593 | vb2.used= ep - (char*)vb2.buf; |
| 594 | assert(vb2.used <= amtread); |
| 595 | if (vb2.used != amtread) Psyntax("junk at end of line"); |
| 596 | P_updatetime(); |
| 597 | return r; |
| 598 | } |