2   * Routines for controlled evaluation of host names, user names, and so on.
37   * host name has the value STRING_PARANOID it means there was a name/address
57 char   *eval_hostaddr(struct host_info *host)  in eval_hostaddr()  argument
59     if (host->addr[0] == 0) {  in eval_hostaddr()
60 	strcpy(host->addr, unknown);  in eval_hostaddr()
61 	if (host->request->hostaddr != 0)  in eval_hostaddr()
62 	    host->request->hostaddr(host);  in eval_hostaddr()
64     return (host->addr);  in eval_hostaddr()
67 /* eval_hostname - look up host name */
69 char   *eval_hostname(struct host_info *host)  in eval_hostname()  argument
71     if (host->name[0] == 0) {  in eval_hostname()
72 	strcpy(host->name, unknown);  in eval_hostname()
73 	if (host->request->hostname != 0)  in eval_hostname()
74 	    host->request->hostname(host);  in eval_hostname()
76     return (host->name);  in eval_hostname()
79 /* eval_hostinfo - return string with host name (preferred) or address */
81 char   *eval_hostinfo(struct host_info *host)  in eval_hostinfo()  argument
85 #ifndef ALWAYS_HOSTNAME				/* no implicit host lookups */  in eval_hostinfo()
86     if (host->name[0] == 0)  in eval_hostinfo()
87 	return (eval_hostaddr(host));  in eval_hostinfo()
89     hostname = eval_hostname(host);  in eval_hostinfo()
91 	return (host->name);  in eval_hostinfo()
93 	return (eval_hostaddr(host));  in eval_hostinfo()
121     char   *host = eval_hostinfo(request->server);  in eval_server()  local
124     if (STR_NE(host, unknown)) {  in eval_server()
125 	sprintf(both, "%s@%s", daemon, host);  in eval_server()