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sync evdns changes with tor - from Nick Mathewson

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svn:r238
This commit is contained in:
Niels Provos 2006-10-05 22:59:44 +00:00
parent b6b933af5c
commit fe1dfe0f40
3 changed files with 488 additions and 140 deletions
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590
evdns.c
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File diff suppressed because it is too large Load Diff

13
evdns.h
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@ -36,8 +36,11 @@
#define DNS_ERR_UNKNOWN 66
/* Communication with the server timed out */
#define DNS_ERR_TIMEOUT 67
/* The request was canceled because the DNS subsystem was shut down. */
#define DNS_ERR_SHUTDOWN 68
#define DNS_IPv4_A 1
#define DNS_PTR 2
#define DNS_QUERY_NO_SEARCH 1
@ -48,13 +51,17 @@
typedef void (*evdns_callback_type) (int result, char type, int count, int ttl, void *addresses, void *arg);
int evdns_init();
int evdns_init(void);
void evdns_shutdown(int fail_requests);
const char *evdns_err_to_string(int err);
int evdns_nameserver_add(unsigned long int address);
int evdns_count_nameservers(void);
int evdns_clear_nameservers_and_suspend(void);
int evdns_resume(void);
int evdns_nameserver_ip_add(const char *ip_as_string);
int evdns_resolve(const char *name, int flags, evdns_callback_type callback, void *ptr);
int evdns_resolve_ipv4(const char *name, int flags, evdns_callback_type callback, void *ptr);
struct in_addr;
int evdns_resolve_reverse(struct in_addr *in, int flags, evdns_callback_type callback, void *ptr);
int evdns_resolv_conf_parse(int flags, const char *);
#ifdef MS_WINDOWS
int evdns_config_windows_nameservers(void);
@ -63,7 +70,7 @@ void evdns_search_clear(void);
void evdns_search_add(const char *domain);
void evdns_search_ndots_set(const int ndots);
typedef void (*evdns_debug_log_fn_type)(const char *msg);
typedef void (*evdns_debug_log_fn_type)(int is_warning, const char *msg);
void evdns_set_log_fn(evdns_debug_log_fn_type fn);
#define DNS_NO_SEARCH 1

25
test/regress_dns.c
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@ -43,6 +43,7 @@
#ifndef WIN32
#include <sys/socket.h>
#include <sys/signal.h>
#include <netinet/in.h>
#include <unistd.h>
#endif
#include <netdb.h>
@ -71,7 +72,26 @@ void
dns_gethostbyname()
{
fprintf(stdout, "Simple DNS resolve: ");
evdns_resolve("www.monkey.org", 0, dns_gethostbyname_cb, NULL);
dns_ok = 0;
evdns_resolve_ipv4("www.monkey.org", 0, dns_gethostbyname_cb, NULL);
event_dispatch();
if (dns_ok) {
fprintf(stdout, "OK\n");
} else {
fprintf(stdout, "FAILED\n");
exit(1);
}
}
void
dns_gethostbyaddr()
{
struct in_addr in;
in.s_addr = htonl(0x7f000001ul); /* 127.0.0.1 */
fprintf(stdout, "Simple reverse DNS resolve: ");
dns_ok = 0;
evdns_resolve_reverse(&in, 0, dns_gethostbyname_cb, NULL);
event_dispatch();
if (dns_ok) {
@ -87,6 +107,7 @@ dns_suite(void)
{
evdns_init();
dns_gethostbyname();
dns_gethostbyaddr();
evdns_clear_nameservers_and_suspend();
evdns_shutdown(0);
}