X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=regress%2Fhplayback.c;fp=regress%2Fhplayback.c;h=92570ff90c827a8ab19ef3c0795f11bb47b8a34f;hb=f9476535903f0225fba0733203580c88b30ad6a1;hp=0000000000000000000000000000000000000000;hpb=67a57aae0e981c235a2cb8d27214a3d4213ff941;p=adns.git

diff --git a/regress/hplayback.c b/regress/hplayback.c
new file mode 100644
index 0000000..92570ff
--- /dev/null
+++ b/regress/hplayback.c
@@ -0,0 +1,529 @@
+#include <assert.h>
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include "harness.h"
+static FILE *Tinputfile, *Treportfile;
+static vbuf vb2;
+extern void Tshutdown(void) {
+  adns__vbuf_free(&vb2);
+}
+static void Tensurereportfile(void) {
+  const char *fdstr;
+  int fd;
+  if (Treportfile) return;
+  Treportfile= stderr;
+  fdstr= getenv("ADNS_TEST_REPORT_FD"); if (!fdstr) return;
+  fd= atoi(fdstr);
+  Treportfile= fdopen(fd,"a"); if (!Treportfile) Tfailed("fdopen ADNS_TEST_REPORT_FD");
+}
+static void Psyntax(const char *where) {
+  fprintf(stderr,"adns test harness: syntax error in test log input file: %s\n",where);
+  exit(-1);
+}
+static void Pcheckinput(void) {
+  if (ferror(Tinputfile)) Tfailed("read test log input file");
+  if (feof(Tinputfile)) Psyntax("eof at syscall reply");
+}
+static void Tensureinputfile(void) {
+  const char *fdstr;
+  int fd;
+  int chars;
+  unsigned long sec, usec;
+  if (Tinputfile) return;
+  Tinputfile= stdin;
+  fdstr= getenv("ADNS_TEST_IN_FD");
+  if (fdstr) {
+    fd= atoi(fdstr);
+    Tinputfile= fdopen(fd,"r"); if (!Tinputfile) Tfailed("fdopen ADNS_TEST_IN_FD");
+  }
+  setvbuf(Tinputfile,0,_IONBF,0);
+  if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+  fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+  chars= -1;
+  sscanf(vb2.buf," start %lu.%lu%n",&sec,&usec,&chars);
+  if (chars==-1) Psyntax("start time invalid");
+  currenttime.tv_sec= sec;
+  currenttime.tv_usec= usec;
+  if (vb2.buf[chars] != '\n') Psyntax("not newline after start time");
+}
+static void Parg(const char *argname) {
+  int l;
+  if (vb2.buf[vb2.used++] != ' ') Psyntax("not a space before argument");
+  l= strlen(argname);
+  if (memcmp(vb2.buf+vb2.used,argname,l)) Psyntax("argument name wrong");
+  vb2.used+= l;
+  if (vb2.buf[vb2.used++] != '=') Psyntax("not = after argument name");
+}
+static int Pstring_maybe(const char *string) {
+  int l;
+  l= strlen(string);
+  if (memcmp(vb2.buf+vb2.used,string,l)) return 0;
+  vb2.used+= l;
+  return 1;
+}
+static void Pstring(const char *string, const char *emsg) {
+  if (Pstring_maybe(string)) return;
+  Psyntax(emsg);
+}
+static int Perrno(const char *stuff) {
+  const struct Terrno *te;
+  int r;
+  char *ep;
+  for (te= Terrnos; te->n && strcmp(te->n,stuff); te++);
+  if (te->n) return te->v;
+  r= strtoul(stuff+2,&ep,10);
+  if (*ep) Psyntax("errno value not recognised, not numeric");
+  return r;
+}
+static void P_updatetime(void) {
+  int chars;
+  unsigned long sec, usec;
+  if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+  fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+  chars= -1;
+  sscanf(vb2.buf," +%lu.%lu%n",&sec,&usec,&chars);
+  if (chars==-1) Psyntax("update time invalid");
+  currenttime.tv_sec+= sec;
+  currenttime.tv_usec+= usec;
+  if (currenttime.tv_usec > 1000000) {
+    currenttime.tv_sec++;
+    currenttime.tv_usec -= 1000000;
+  }
+  if (vb2.buf[chars] != '\n') Psyntax("not newline after update time");
+}
+static void Pfdset(fd_set *set, int max) {
+  int r, c;
+  char *ep;
+  if (vb2.buf[vb2.used++] != '[') Psyntax("fd set start not [");
+  FD_ZERO(set);
+  if (vb2.buf[vb2.used] == ']') { vb2.used++; return; }
+  for (;;) {
+    r= strtoul(vb2.buf+vb2.used,&ep,10);
+    if (r>=max) Psyntax("fd set member > max");
+    if (ep == (char*)vb2.buf+vb2.used) Psyntax("empty entry in fd set");
+    FD_SET(r,set);
+    vb2.used= ep - (char*)vb2.buf;
+    c= vb2.buf[vb2.used++];
+    if (c == ']') break;
+    if (c != ',') Psyntax("fd set separator not ,");
+  }
+}
+#ifdef HAVE_POLL
+static int Ppollfdevents(void) {
+  int events;
+  if (Pstring_maybe("0")) return 0;
+  events= 0;
+  if (Pstring_maybe("POLLIN")) {
+    events |= POLLIN;
+    if (!Pstring_maybe("|")) return events;
+  }
+  if (Pstring_maybe("POLLOUT")) {
+    events |= POLLOUT;
+    if (!Pstring_maybe("|")) return events;
+  }
+  Pstring("POLLPRI","pollfdevents PRI?");
+  return events;
+}
+static void Ppollfds(struct pollfd *fds, int nfds) {
+  int i;
+  char *ep;
+  const char *comma= "";
+  if (vb2.buf[vb2.used++] != '[') Psyntax("pollfds start not [");
+  for (i=0; i<nfds; i++) {
+    Pstring("{fd=","{fd= in pollfds");
+    fds->fd= strtoul(vb2.buf+vb2.used,&ep,10);
+    vb2.used= ep - (char*)vb2.buf;    
+    Pstring(", events=",", events= in pollfds");
+    fds->events= Ppollfdevents();
+    Pstring(", revents=",", revents= in pollfds");
+    fds->revents= Ppollfdevents();
+    Pstring("}","} in pollfds");
+    Pstring(comma,"separator in pollfds");
+    comma= ", ";
+  }
+  if (vb2.buf[vb2.used++] != ']') Psyntax("pollfds end not ]");
+}
+#endif
+static void Paddr(struct sockaddr *addr, int *lenr) {
+  struct sockaddr_in *sa= (struct sockaddr_in*)addr;
+  char *p, *ep;
+  long ul;
+  assert(*lenr >= sizeof(*sa));
+  p= strchr(vb2.buf+vb2.used,':');
+  if (!p) Psyntax("no port on address");
+  *p++= 0;
+  memset(sa,0,sizeof(*sa));
+  sa->sin_family= AF_INET;
+  if (!inet_aton(vb2.buf+vb2.used,&sa->sin_addr)) Psyntax("invalid address");
+  ul= strtoul(p,&ep,10);
+  if (*ep && *ep != ' ') Psyntax("invalid port (bad syntax)");
+  if (ul >= 65536) Psyntax("port too large");
+  sa->sin_port= htons(ul);
+  *lenr= sizeof(*sa);
+  vb2.used= ep - (char*)vb2.buf;
+}
+static int Pbytes(byte *buf, int maxlen) {
+  static const char hexdigits[]= "0123456789abcdef";
+  int c, v, done;
+  const char *pf;
+  done= 0;
+  for (;;) {
+    c= getc(Tinputfile); Pcheckinput();
+    if (c=='\n' || c==' ' || c=='\t') continue;
+    if (c=='.') break;
+    pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid first hex digit");
+    v= (pf-hexdigits)<<4;
+    c= getc(Tinputfile); Pcheckinput();
+    pf= strchr(hexdigits,c); if (!pf) Psyntax("invalid second hex digit");
+    v |= (pf-hexdigits);
+    if (maxlen<=0) Psyntax("buffer overflow in bytes");
+    *buf++= v;
+    maxlen--; done++;
+  }
+  for (;;) {
+    c= getc(Tinputfile); Pcheckinput();
+    if (c=='\n') return done;
+  }
+}
+void Q_vb(void) {
+  int r;
+  const char *nl;
+  Tensureinputfile();
+  if (!adns__vbuf_ensure(&vb2,vb.used+2)) Tnomem();
+  r= fread(vb2.buf,1,vb.used+2,Tinputfile);
+  if (feof(Tinputfile)) {
+    fprintf(stderr,"adns test harness: input ends prematurely; program did:\n %.*s\n",
+           vb.used,vb.buf);
+    exit(-1);
+  }
+  Pcheckinput();
+  if (vb2.buf[0] != ' ') Psyntax("not space before call");
+  if (memcmp(vb.buf,vb2.buf+1,vb.used) ||
+      vb2.buf[vb.used+1] != '\n') {
+    fprintf(stderr,
+            "adns test harness: program did unexpected:\n %.*s\n"
+            "was expecting:\n %.*s\n",
+            vb.used,vb.buf, vb.used,vb2.buf+1);
+    exit(1);
+  }
+  Tensurereportfile();
+  nl= memchr(vb.buf,'\n',vb.used);
+  fprintf(Treportfile," %.*s\n", (int)(nl ? nl - (const char*)vb.buf : vb.used), vb.buf);
+}
+int Hselect(	int max , fd_set *rfds , fd_set *wfds , fd_set *efds , struct timeval *to 	) {
+ int r, amtread;
+ char *ep;
+ Qselect(	max , rfds , wfds , efds , to 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," select=",8)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[8] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+8);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= strtoul(vb2.buf+8,&ep,10);
+  if (*ep && *ep!=' ') Psyntax("return value not E* or positive number");
+  vb2.used= ep - (char*)vb2.buf;
+	Parg("rfds"); Pfdset(rfds,max); 
+	Parg("wfds"); Pfdset(wfds,max); 
+	Parg("efds"); Pfdset(efds,max); 
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+#ifdef HAVE_POLL
+int Hpoll(	struct pollfd *fds , int nfds , int timeout 	) {
+ int r, amtread;
+ char *ep;
+ Qpoll(	fds , nfds , timeout 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," poll=",6)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[6] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+6);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= strtoul(vb2.buf+6,&ep,10);
+  if (*ep && *ep!=' ') Psyntax("return value not E* or positive number");
+  vb2.used= ep - (char*)vb2.buf;
+        Parg("fds"); Ppollfds(fds,nfds); 
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+#endif
+int Hsocket(	int domain , int type , int protocol 	) {
+ int r, amtread;
+ char *ep;
+	Tmust("socket","domain",domain==AF_INET); 
+  Tmust("socket","type",type==SOCK_STREAM || type==SOCK_DGRAM); 
+ Qsocket(	 type 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," socket=",8)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[8] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+8);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= strtoul(vb2.buf+8,&ep,10);
+  if (*ep && *ep!=' ') Psyntax("return value not E* or positive number");
+  vb2.used= ep - (char*)vb2.buf;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+int Hfcntl(	int fd , int cmd , ... 	) {
+ int r, amtread;
+	va_list al; long arg; 
+  Tmust("fcntl","cmd",cmd==F_SETFL || cmd==F_GETFL);
+  if (cmd == F_SETFL) {
+    va_start(al,cmd); arg= va_arg(al,long); va_end(al);
+  } else {
+    arg= 0;
+  } 
+ Qfcntl(	fd , cmd , arg 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," fcntl=",7)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[7] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+7);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= 0;
+  if (cmd == F_GETFL) {
+    if (!memcmp(vb2.buf+7,"O_NONBLOCK|...",14)) {
+      r= O_NONBLOCK;
+      vb2.used= 7+14;
+    } else if (!memcmp(vb2.buf+7,"~O_NONBLOCK&...",15)) {
+      vb2.used= 7+15;
+    } else {
+      Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&...");
+    }
+  } else if (cmd == F_SETFL) {
+  if (memcmp(vb2.buf+7,"OK",2)) Psyntax("success/fail not E* or OK");
+  vb2.used= 7+2;
+  r= 0;
+  } else {
+    Psyntax("fcntl not F_GETFL or F_SETFL");
+  }
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+int Hconnect(	int fd , const struct sockaddr *addr , int addrlen 	) {
+ int r, amtread;
+ Qconnect(	fd , addr , addrlen 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," connect=",9)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[9] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+9);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  if (memcmp(vb2.buf+9,"OK",2)) Psyntax("success/fail not E* or OK");
+  vb2.used= 9+2;
+  r= 0;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+int Hclose(	int fd 	) {
+ int r, amtread;
+ Qclose(	fd 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," close=",7)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[7] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+7);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  if (memcmp(vb2.buf+7,"OK",2)) Psyntax("success/fail not E* or OK");
+  vb2.used= 7+2;
+  r= 0;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+int Hsendto(	int fd , const void *msg , int msglen , unsigned int flags , const struct sockaddr *addr , int addrlen 	) {
+ int r, amtread;
+ char *ep;
+	Tmust("sendto","flags",flags==0); 
+ Qsendto(	fd , msg , msglen , addr , addrlen 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," sendto=",8)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[8] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+8);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= strtoul(vb2.buf+8,&ep,10);
+  if (*ep && *ep!=' ') Psyntax("return value not E* or positive number");
+  vb2.used= ep - (char*)vb2.buf;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}
+int Hrecvfrom(	int fd , void *buf , int buflen , unsigned int flags , struct sockaddr *addr , int *addrlen 	) {
+ int r, amtread;
+	Tmust("recvfrom","flags",flags==0); 
+	Tmust("recvfrom","*addrlen",*addrlen>=sizeof(struct sockaddr_in)); 
+ Qrecvfrom(	fd , buflen , *addrlen 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," recvfrom=",10)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[10] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+10);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  if (memcmp(vb2.buf+10,"OK",2)) Psyntax("success/fail not E* or OK");
+  vb2.used= 10+2;
+  r= 0;
+	Parg("addr"); Paddr(addr,addrlen); 
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+	r= Pbytes(buf,buflen); 
+ P_updatetime();
+ return r;
+}
+int Hread(	int fd , void *buf , size_t buflen 	) {
+ int r, amtread;
+ Qread(	fd , buflen 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," read=",6)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[6] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+6);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  if (memcmp(vb2.buf+6,"OK",2)) Psyntax("success/fail not E* or OK");
+  vb2.used= 6+2;
+  r= 0;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+	r= Pbytes(buf,buflen); 
+ P_updatetime();
+ return r;
+}
+int Hwrite(	int fd , const void *buf , size_t len 	) {
+ int r, amtread;
+ char *ep;
+ Qwrite(	fd , buf , len 	);
+ if (!adns__vbuf_ensure(&vb2,1000)) Tnomem();
+ fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput();
+ Tensurereportfile();
+ fprintf(Treportfile,"%s",vb2.buf);
+ amtread= strlen(vb2.buf);
+ if (amtread<=0 || vb2.buf[--amtread]!='\n')
+  Psyntax("badly formed line");
+ vb2.buf[amtread]= 0;
+ if (memcmp(vb2.buf," write=",7)) Psyntax("syscall reply mismatch");
+ if (vb2.buf[7] == 'E') {
+  int e;
+  e= Perrno(vb2.buf+7);
+  P_updatetime();
+  errno= e;
+  return -1;
+ }
+  r= strtoul(vb2.buf+7,&ep,10);
+  if (*ep && *ep!=' ') Psyntax("return value not E* or positive number");
+  vb2.used= ep - (char*)vb2.buf;
+ assert(vb2.used <= amtread);
+ if (vb2.used != amtread) Psyntax("junk at end of line");
+ P_updatetime();
+ return r;
+}