Mercurial > masqmail
annotate src/libident/id_query.c @ 156:ee2afbf92428
require host_name to be set in config file
exit otherwise
there is no portable way to determine the hostname
(actually the hostname that masqmail should use)
thus it must be set by the administrator
author | meillo@marmaro.de |
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date | Thu, 08 Jul 2010 09:49:05 +0200 |
parents | 26e34ae9a3e3 |
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rev | line source |
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0 | 1 /* |
2 ** id_query.c Transmit a query to an IDENT server | |
3 ** | |
4 ** Author: Peter Eriksson <pen@lysator.liu.se> | |
5 */ | |
6 | |
7 #ifdef NeXT3 | |
8 # include <libc.h> | |
9 #endif | |
10 | |
11 #include <stdio.h> | |
12 #include <errno.h> | |
13 #include <signal.h> | |
14 | |
15 #ifdef HAVE_ANSIHEADERS | |
16 # include <stdlib.h> | |
17 # include <string.h> | |
18 # include <unistd.h> | |
19 #endif | |
20 | |
21 #include <sys/types.h> | |
22 #include <sys/wait.h> | |
23 #include <sys/time.h> | |
24 | |
25 #ifdef _AIX | |
26 # include <sys/select.h> | |
27 #endif | |
28 | |
29 #ifdef _AIX | |
30 # include <sys/select.h> | |
31 #endif | |
32 #ifdef VMS | |
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33 # include <sys/socket.h> /* for fd_set */ |
0 | 34 #endif |
35 #define IN_LIBIDENT_SRC | |
36 #include "ident.h" | |
37 | |
38 | |
39 /* | |
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40 int |
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41 id_query __P4(ident_t *, id, int, lport, int, fport, struct timeval *, timeout) |
0 | 42 */ |
43 | |
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44 int |
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45 id_query __P((ident_t * id, int lport, int fport, __STRUCT_TIMEVAL_P timeout)) |
0 | 46 { |
47 #ifdef SIGRETURNTYPE | |
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48 SIGRETURNTYPE(*old_sig) (); |
0 | 49 #else |
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50 void (*old_sig) __P((int)); |
0 | 51 #endif |
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52 int res; |
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53 char buf[80]; |
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54 fd_set ws; |
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55 |
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56 sprintf(buf, "%d , %d\r\n", lport, fport); |
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57 |
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58 if (timeout) { |
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59 FD_ZERO(&ws); |
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60 FD_SET(id->fd, &ws); |
0 | 61 |
62 #ifdef __hpux | |
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63 if ((res = select(FD_SETSIZE, (int *) 0, (int *) &ws, (int *) 0, timeout)) < 0) |
0 | 64 #else |
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65 if ((res = select(FD_SETSIZE, (fd_set *) 0, &ws, (fd_set *) 0, timeout)) < 0) |
0 | 66 #endif |
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67 return -1; |
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68 |
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69 if (res == 0) { |
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70 errno = ETIMEDOUT; |
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71 return -1; |
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72 } |
0 | 73 } |
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74 |
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75 old_sig = signal(SIGPIPE, SIG_IGN); |
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76 |
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77 res = write(id->fd, buf, strlen(buf)); |
0 | 78 |
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79 signal(SIGPIPE, old_sig); |
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80 |
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81 return res; |
0 | 82 } |