diff options
Diffstat (limited to 'adns-0.6/regress/hplayback.c.m4')
-rw-r--r-- | adns-0.6/regress/hplayback.c.m4 | 366 |
1 files changed, 366 insertions, 0 deletions
diff --git a/adns-0.6/regress/hplayback.c.m4 b/adns-0.6/regress/hplayback.c.m4 new file mode 100644 index 0000000..97e951a --- /dev/null +++ b/adns-0.6/regress/hplayback.c.m4 @@ -0,0 +1,366 @@ +m4_dnl hplayback.c.m4 +m4_dnl (part of complex test harness, not of the library) +m4_dnl - playback routines + +m4_dnl This file is +m4_dnl Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> +m4_dnl +m4_dnl It is part of adns, which is +m4_dnl Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> +m4_dnl Copyright (C) 1999 Tony Finch <dot@dotat.at> +m4_dnl +m4_dnl This program is free software; you can redistribute it and/or modify +m4_dnl it under the terms of the GNU General Public License as published by +m4_dnl the Free Software Foundation; either version 2, or (at your option) +m4_dnl any later version. +m4_dnl +m4_dnl This program is distributed in the hope that it will be useful, +m4_dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +m4_dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +m4_dnl GNU General Public License for more details. +m4_dnl +m4_dnl You should have received a copy of the GNU General Public License +m4_dnl along with this program; if not, write to the Free Software Foundation, +m4_dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +m4_include(hmacros.i4) + +#include <assert.h> +#include <string.h> +#include <fcntl.h> +#include <errno.h> +#include <stdlib.h> + +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.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"); + } + + 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] != hm_squote\nhm_squote) Psyntax("not newline after start time"); +} + +static void Parg(const char *argname) { + int l; + + if (vb2.buf[vb2.used++] != hm_squote hm_squote) 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++] != hm_squote=hm_squote) 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] != hm_squote\nhm_squote) Psyntax("not newline after update time"); +} + +static void Pfdset(fd_set *set, int max) { + int r, c; + char *ep; + + if (vb2.buf[vb2.used++] != hm_squote[hm_squote) Psyntax("fd set start not ["); + FD_ZERO(set); + for (;;) { + r= strtoul(vb2.buf+vb2.used,&ep,10); + if (r>=max) Psyntax("fd set member > max"); + FD_SET(r,set); + vb2.used= ep - (char*)vb2.buf; + c= vb2.buf[vb2.used++]; + if (c == hm_squote]hm_squote) break; + if (c != hm_squote,hm_squote) 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++] != hm_squote[hm_squote) 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++] != hm_squote]hm_squote) 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 != hm_squote hm_squote) 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; + + 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] != hm_squote hm_squote) Psyntax("not space before call"); + if (memcmp(vb.buf,vb2.buf+1,vb.used) || + vb2.buf[vb.used+1] != hm_squote\nhm_squote) { + 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); + } +} + +m4_define(`hm_syscall', ` + hm_create_proto_h +int H$1(hm_args_massage($3,void)) { + int r, amtread; + m4_define(`hm_rv_fd',`char *ep;') + m4_define(`hm_rv_any',`char *ep;') + m4_define(`hm_rv_len',`') + m4_define(`hm_rv_must',`') + m4_define(`hm_rv_succfail',`') + m4_define(`hm_rv_fcntl',`') + $2 + + hm_create_hqcall_vars + $3 + + hm_create_hqcall_init($1) + $3 + + hm_create_hqcall_args + Q$1(hm_args_massage($3)); + + m4_define(`hm_r_offset',`m4_len(` $1=')') + if (!adns__vbuf_ensure(&vb2,1000)) Tnomem(); + fgets(vb2.buf,vb2.avail,Tinputfile); Pcheckinput(); + + Tensurereportfile(); + fprintf(Treportfile,"syscallr %s",vb2.buf); + amtread= strlen(vb2.buf); + if (amtread<=0 || vb2.buf[--amtread]!=hm_squote\nhm_squote) + Psyntax("badly formed line"); + vb2.buf[amtread]= 0; + if (memcmp(vb2.buf," $1=",hm_r_offset)) Psyntax("syscall reply mismatch"); + + if (vb2.buf[hm_r_offset] == hm_squoteEhm_squote) { + int e; + e= Perrno(vb2.buf+hm_r_offset); + P_updatetime(); + errno= e; + return -1; + } + + m4_define(`hm_rv_succfail',` + if (memcmp(vb2.buf+hm_r_offset,"OK",2)) Psyntax("success/fail not E* or OK"); + vb2.used= hm_r_offset+2; + r= 0; + ') + m4_define(`hm_rv_len',`hm_rv_succfail') + m4_define(`hm_rv_must',`hm_rv_succfail') + m4_define(`hm_rv_any',` + r= strtoul(vb2.buf+hm_r_offset,&ep,10); + if (*ep && *ep!=hm_squote hm_squote) Psyntax("return value not E* or positive number"); + vb2.used= ep - (char*)vb2.buf; + ') + m4_define(`hm_rv_fd',`hm_rv_any') + m4_define(`hm_rv_fcntl',` + r= 0; + if (cmd == F_GETFL) { + if (!memcmp(vb2.buf+hm_r_offset,"O_NONBLOCK|...",14)) { + r= O_NONBLOCK; + vb2.used= hm_r_offset+14; + } else if (!memcmp(vb2.buf+hm_r_offset,"~O_NONBLOCK&...",15)) { + vb2.used= hm_r_offset+15; + } else { + Psyntax("fcntl flags not O_NONBLOCK|... or ~O_NONBLOCK&..."); + } + } else if (cmd == F_SETFL) { + hm_rv_succfail + } else { + Psyntax("fcntl not F_GETFL or F_SETFL"); + } + ') + $2 + + hm_create_nothing + m4_define(`hm_arg_fdset_io',`Parg("$'`1"); Pfdset($'`1,$'`2);') + m4_define(`hm_arg_pollfds_io',`Parg("$'`1"); Ppollfds($'`1,$'`2);') + m4_define(`hm_arg_addr_out',`Parg("$'`1"); Paddr($'`1,$'`2);') + $3 + assert(vb2.used <= amtread); + if (vb2.used != amtread) Psyntax("junk at end of line"); + + hm_create_nothing + m4_define(`hm_arg_bytes_out',`r= Pbytes($'`2,$'`4);') + $3 + + P_updatetime(); + return r; +} +') + +m4_include(`hsyscalls.i4') |