2 * Routines for controlled update/initialization of request structures.
4 * request_init() initializes its argument. Pointers and string-valued members
5 * are initialized to zero, to indicate that no lookup has been attempted.
7 * request_set() adds information to an already initialized request structure.
9 * Both functions take a variable-length name-value list.
11 * Diagnostics are reported through syslog(3).
13 * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands.
19 static char sccsid[] = "@(#) update.c 1.1 94/12/28 17:42:56";
22 /* System libraries */
33 /* request_fill - request update engine */
35 static struct request_info *request_fill(request, ap)
36 struct request_info *request;
42 while ((key = va_arg(ap, int)) > 0) {
45 tcpd_warn("request_fill: invalid key: %d", key);
48 request->fd = va_arg(ap, int);
52 request->client->sin = va_arg(ap, struct sockaddr *);
54 request->client->sin = va_arg(ap, struct sockaddr_in *);
59 request->server->sin = va_arg(ap, struct sockaddr *);
61 request->server->sin = va_arg(ap, struct sockaddr_in *);
66 * All other fields are strings with the same maximal length.
70 ptr = request->daemon;
76 ptr = request->client->name;
79 ptr = request->client->addr;
82 ptr = request->server->name;
85 ptr = request->server->addr;
88 STRN_CPY(ptr, va_arg(ap, char *), STRING_LENGTH);
93 /* request_init - initialize request structure */
95 struct request_info *VARARGS(request_init, struct request_info *, request)
97 static struct request_info default_info;
98 struct request_info *r;
102 * Initialize data members. We do not assign default function pointer
103 * members, to avoid pulling in the whole socket module when it is not
106 VASTART(ap, struct request_info *, request);
107 *request = default_info;
109 strcpy(request->daemon, unknown);
110 sprintf(request->pid, "%d", getpid());
111 request->client->request = request;
112 request->server->request = request;
113 r = request_fill(request, ap);
118 /* request_set - update request structure */
120 struct request_info *VARARGS(request_set, struct request_info *, request)
122 struct request_info *r;
125 VASTART(ap, struct request_info *, request);
126 r = request_fill(request, ap);