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1 | m4_dnl hcommon.c |
2 | m4_dnl (part of complex test harness, not of the library) |
3 | m4_dnl - routines used for both record and playback |
4 | |
5 | m4_dnl This file is part of adns, which is Copyright (C) 1997, 1998 Ian Jackson |
6 | m4_dnl |
7 | m4_dnl This program is free software; you can redistribute it and/or modify |
8 | m4_dnl it under the terms of the GNU General Public License as published by |
9 | m4_dnl the Free Software Foundation; either version 2, or (at your option) |
10 | m4_dnl any later version. |
11 | m4_dnl |
12 | m4_dnl This program is distributed in the hope that it will be useful, |
13 | m4_dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | m4_dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | m4_dnl GNU General Public License for more details. |
16 | m4_dnl |
17 | m4_dnl You should have received a copy of the GNU General Public License |
18 | m4_dnl along with this program; if not, write to the Free Software Foundation, |
19 | m4_dnl Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
20 | |
21 | m4_include(hmacros.i4) |
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22 | |
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23 | #include <fcntl.h> |
24 | #include <string.h> |
25 | #include <errno.h> |
26 | |
27 | #include <sys/socket.h> |
28 | #include <netinet/in.h> |
29 | #include <arpa/inet.h> |
30 | |
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31 | #include "harness.h" |
32 | #include "internal.h" |
33 | |
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34 | vbuf vb; |
35 | FILE *Toutputfile= 0; |
36 | |
37 | const struct Terrno Terrnos[]= { |
38 | { "EAGAIN", EAGAIN }, |
39 | { "EINPROGRESS", EINPROGRESS }, |
40 | { "EINTR", EINTR }, |
41 | { "EINVAL", EINVAL }, |
42 | { "EMSGSIZE", EMSGSIZE }, |
43 | { "ENOBUFS", ENOBUFS }, |
44 | { "ENOENT", ENOENT }, |
45 | { "ENOPROTOOPT", ENOPROTOOPT }, |
46 | { "ENOSPC", ENOSPC }, |
47 | { "EWOULDBLOCK", EWOULDBLOCK }, |
48 | { 0, 0 } |
49 | }; |
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50 | |
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51 | |
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52 | |
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53 | |
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54 | m4_define(`hm_syscall', ` |
55 | hm_create_proto_q |
56 | void Q$1(hm_args_massage($3,void)) { |
57 | |
58 | vb.used= 0; |
59 | Tvba("$1"); |
60 | m4_define(`hm_na',`') |
61 | m4_define(`hm_arg_nullptr',`') |
62 | m4_define(`hm_arg_int', `Tvbf(" $'`1=%d",$'`1);') |
63 | m4_define(`hm_arg_fdset_io', `Tvbf(" $'`1="); Tvbfdset($'`2,$'`1);') |
64 | m4_define(`hm_arg_timeval_in_rel_null', ` |
65 | if ($'`1) Tvbf(" $'`1=%ld.%06ld",(long)$'`1->tv_sec,(long)$'`1->tv_usec); |
66 | else Tvba(" $'`1=null");') |
67 | m4_define(`hm_arg_must', `') |
68 | m4_define(`hm_arg_socktype', ` |
69 | Tvbf($'`1==SOCK_STREAM ? " $'`1=SOCK_STREAM" : " $'`1=SOCK_DGRAM");') |
70 | m4_define(`hm_arg_ign', `') |
71 | m4_define(`hm_arg_fd', `Tvbf(" $'`1=%d",$'`1);') |
72 | m4_define(`hm_arg_fcntl_cmd_arg', ` |
73 | if ($'`1 == F_SETFL) { |
74 | Tvbf(" $'`1=F_SETFL %ld",arg); |
75 | } else { |
76 | Tvba(" $'`1=F_GETFL"); |
77 | }') |
78 | m4_define(`hm_arg_addr_in', `Tvbaddr($'`1,$'`2);') |
79 | m4_define(`hm_arg_bytes_in', `Tvbbytes($'`2,$'`4);') |
80 | m4_define(`hm_arg_bytes_out', `Tvbf(" $'`4=%lu",(unsigned long)$'`4);') |
81 | m4_define(`hm_arg_addr_out', `Tvbf(" *$'`2=%d",$'`2);') |
82 | $3 |
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83 | |
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84 | Q_vb(); |
85 | } |
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86 | ') |
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87 | |
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88 | m4_include(`hsyscalls.i4') |
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89 | |
90 | |
91 | void Tvbaddr(const struct sockaddr *addr, int len) { |
92 | const struct sockaddr_in *ai= (const struct sockaddr_in*)addr; |
93 | |
94 | assert(len==sizeof(struct sockaddr_in)); |
95 | assert(ai->sin_family==AF_INET); |
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96 | Tvbf("%s:%u",inet_ntoa(ai->sin_addr),htons(ai->sin_port)); |
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97 | } |
98 | |
99 | void Tvbbytes(const void *buf, int len) { |
100 | const byte *bp; |
101 | int i; |
102 | |
103 | if (!len) { Tvba(" empty"); return; } |
104 | for (i=0, bp=buf; i<len; i++, bp++) { |
105 | if (!(i&31)) Tvba("\n "); |
106 | else if (!(i&3)) Tvba(" "); |
107 | Tvbf("%02x",*bp); |
108 | } |
109 | } |
110 | |
111 | void Tvbfdset(int max, const fd_set *fds) { |
112 | int i; |
113 | const char *comma= ""; |
114 | |
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115 | Tvba("["); |
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116 | for (i=0; i<max; i++) { |
117 | if (!FD_ISSET(i,fds)) continue; |
118 | Tvba(comma); |
119 | Tvbf("%d",i); |
120 | comma= ","; |
121 | } |
122 | Tvba("]"); |
123 | } |
124 | |
125 | void Tvberrno(int e) { |
126 | const struct Terrno *te; |
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127 | |
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128 | for (te= Terrnos; te->n && te->v != e; te++); |
129 | if (te->n) Tvba(te->n); |
130 | else Tvbf("E#%d",e); |
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131 | } |
132 | |
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133 | void Tvba(const char *str) { |
134 | if (!adns__vbuf_appendstr(&vb,str)) Tnomem(); |
135 | } |
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136 | |
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137 | void Tvbvf(const char *fmt, va_list al) { |
138 | char buf[1000]; |
139 | buf[sizeof(buf)-2]= '\t'; |
140 | vsnprintf(buf,sizeof(buf),fmt,al); |
141 | assert(buf[sizeof(buf)-2] == '\t'); |
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142 | |
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143 | Tvba(buf); |
144 | } |
145 | |
146 | void Tvbf(const char *fmt, ...) { |
147 | va_list al; |
148 | va_start(al,fmt); |
149 | Tvbvf(fmt,al); |
150 | va_end(al); |
151 | } |
152 | |
153 | |
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154 | void Tmust(const char *call, const char *arg, int cond) { |
155 | if (cond) return; |
156 | fprintf(stderr,"adns test harness: case not handled: system call %s, arg %s",call,arg); |
157 | exit(-1); |
158 | } |
159 | |
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160 | void Tfailed(const char *why) { |
161 | fprintf(stderr,"adns test harness: failure: %s: %s\n",why,strerror(errno)); |
162 | exit(-1); |
163 | } |
164 | |
165 | void Tnomem(void) { |
166 | Tfailed("unable to malloc/realloc"); |
167 | } |
168 | |
169 | void Toutputerr(void) { |
170 | Tfailed("write error on test harness output"); |
171 | } |
172 | |
173 | void Tensureoutputfile(void) { |
174 | /* fixme: allow sending it elsewhere */ |
175 | Toutputfile= stdout; |
176 | } |