void slirp_init(int restricted, const char *special_ip)
{
#if DEBUG
int slirp_logmask = 0;
char slirp_logfile[512];
{
const char* env = getenv( "ANDROID_SLIRP_LOGMASK" );
if (env != NULL)
slirp_logmask = atoi(env);
else if (VERBOSE_CHECK(slirp))
slirp_logmask = DEBUG_DEFAULT;
}
{
char* p = slirp_logfile;
char* end = p + sizeof(slirp_logfile);
p = bufprint_temp_file( p, end, "slirp.log" );
if (p >= end) {
dprint( "cannot create slirp log file in temporary directory" );
slirp_logmask = 0;
}
}
if (slirp_logmask) {
dprint( "sending slirp logs with mask %x to %s", slirp_logmask, slirp_logfile );
debug_init( slirp_logfile, slirp_logmask );
}
#endif
link_up = 1;
slirp_restrict = restricted;
if_init();
ip_init();
m_init();
inet_strtoip("127.0.0.1", &loopback_addr_ip);
if (dns_addr_count == 0) {
if (slirp_get_system_dns_servers() < 0) {
dns_addr[0] = loopback_addr_ip;
dns_addr_count = 1;
fprintf (stderr, "Warning: No DNS servers found\n");
}
}
inet_strtoip(CTL_SPECIAL, &special_addr_ip);
alias_addr_ip = special_addr_ip | CTL_ALIAS;
getouraddr();
register_savevm("slirp", 0, 1, slirp_state_save, slirp_state_load, NULL);
slirp_net_forward_init();
}
int slirp_get_system_dns_servers(void)
{
FIXED_INFO *FixedInfo=NULL;
ULONG BufLen;
DWORD ret;
IP_ADDR_STRING *pIPAddr;
if (dns_addr_count > 0)
return dns_addr_count;
FixedInfo = (FIXED_INFO *)GlobalAlloc(GPTR, sizeof(FIXED_INFO));
BufLen = sizeof(FIXED_INFO);
if (ERROR_BUFFER_OVERFLOW == GetNetworkParams(FixedInfo, &BufLen)) {
if (FixedInfo) {
GlobalFree(FixedInfo);
FixedInfo = NULL;
}
FixedInfo = GlobalAlloc(GPTR, BufLen);
}
if ((ret = GetNetworkParams(FixedInfo, &BufLen)) != ERROR_SUCCESS) {
printf("GetNetworkParams failed. ret = %08x\n", (u_int)ret );
if (FixedInfo) {
GlobalFree(FixedInfo);
FixedInfo = NULL;
}
return -1;
}
D( "DNS Servers:");
pIPAddr = &(FixedInfo->DnsServerList);
while (pIPAddr && dns_addr_count < DNS_ADDR_MAX) {
uint32_t ip;
D( " %s", pIPAddr->IpAddress.String );
if (inet_strtoip(pIPAddr->IpAddress.String, &ip) == 0) {
if (ip == loopback_addr_ip)
ip = our_addr_ip;
if (dns_addr_count < DNS_ADDR_MAX)
dns_addr[dns_addr_count++] = ip;
}
pIPAddr = pIPAddr->Next;
}
if (FixedInfo) {
GlobalFree(FixedInfo);
FixedInfo = NULL;
}
if (dns_addr_count <= 0)
return -1;
return dns_addr_count;
}
int slirp_get_system_dns_servers(void)
{
char buff[512];
char buff2[257];
FILE *f;
if (dns_addr_count > 0)
return dns_addr_count;
#ifdef CONFIG_DARWIN
/* on Darwin /etc/resolv.conf is a symlink to /private/var/run/resolv.conf
* in some siutations, the symlink can be destroyed and the system will not
* re-create it. Darwin-aware applications will continue to run, but "legacy"
* Unix ones will not.
*/
f = fopen("/private/var/run/resolv.conf", "r");
if (!f)
f = fopen("/etc/resolv.conf", "r"); /* desperate attempt to sanity */
#else
f = fopen("/etc/resolv.conf", "r");
#endif
if (!f)
return -1;
DN("emulator: IP address of your DNS(s): ");
while (fgets(buff, 512, f) != NULL) {
if (sscanf(buff, "nameserver%*[ \t]%256s", buff2) == 1) {
uint32_t tmp_ip;
if (inet_strtoip(buff2, &tmp_ip) < 0)
continue;
if (tmp_ip == loopback_addr_ip)
tmp_ip = our_addr_ip;
if (dns_addr_count < DNS_ADDR_MAX) {
dns_addr[dns_addr_count++] = tmp_ip;
if (dns_addr_count > 1)
DN(", ");
DN("%s", inet_iptostr(tmp_ip));
} else {
DN("(more)");
break;
}
}
}
DN("\n");
fclose(f);
if (!dns_addr_count)
return -1;
return dns_addr_count;
}
int slirp_get_system_dns_servers(void)
{
char buff[512];
char buff2[257];
FILE *f;
if (dns_addr_count > 0)
return dns_addr_count;
#ifdef CONFIG_DARWIN
f = fopen("/private/var/run/resolv.conf", "r");
if (!f)
f = fopen("/etc/resolv.conf", "r");
#else
f = fopen("/etc/resolv.conf", "r");
#endif
if (!f)
return -1;
DN("emulator: IP address of your DNS(s): ");
while (fgets(buff, 512, f) != NULL) {
if (sscanf(buff, "nameserver%*[ \t]%256s", buff2) == 1) {
uint32_t tmp_ip;
if (inet_strtoip(buff2, &tmp_ip) < 0)
continue;
if (tmp_ip == loopback_addr_ip)
tmp_ip = our_addr_ip;
if (dns_addr_count < DNS_ADDR_MAX) {
dns_addr[dns_addr_count++] = tmp_ip;
if (dns_addr_count > 1)
DN(", ");
DN("%s", inet_iptostr(tmp_ip));
} else {
DN("(more)");
break;
}
}
}
DN("\n");
fclose(f);
if (!dns_addr_count)
return -1;
return dns_addr_count;
}
