我有兩台Mac電腦,一台Snow leopard已經裝了xcode4
另外一台Lion的因為工作關係,還不敢貿然亂升級
眼看iOS 5.1都在beta了,想說來升級一下xcode4
結果裝完要找project build出來的ipa
路徑是設定在/User/(name)/Library(資源庫)/Developer/Xcode/Archives
但是在我的Lion上面遍尋不著阿@@
搞了老半天原來是被隱藏起來了
Apple Support Communities有滿完整的討論
#import <sys sysctl.h=""> #import <netinet in.h=""> #import <arpa inet.h=""> #import "route.h" /*the very same from google-code*/ #define CTL_NET 4 /* network, see socket.h */ #define ROUNDUP(a) \ ((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long)) - (NSString *)getGatewayIPAddress { NSString *address = @"error"; /* net.route.0.inet.flags.gateway */ int mib[] = {CTL_NET, PF_ROUTE, 0, AF_INET, NET_RT_FLAGS, RTF_GATEWAY}; size_t l; char * buf, * p; struct rt_msghdr * rt; struct sockaddr * sa; struct sockaddr * sa_tab[RTAX_MAX]; int i; int r = -1; if(sysctl(mib, sizeof(mib)/sizeof(int), 0, &l, 0, 0) < 0) { address = @"192.168.0.1"; //return -1; } if(l>0) { buf = malloc(l); if(sysctl(mib, sizeof(mib)/sizeof(int), buf, &l, 0, 0) < 0) { address = @"192.168.0.1"; //return -1; } for(p=buf; p<buf+l; p+="rt-">rtm_msglen) { rt = (struct rt_msghdr *)p; sa = (struct sockaddr *)(rt + 1); for(i=0; i<rtax_max; i++)="" if(rt-="" {="">rtm_addrs & (1 << i)) { sa_tab[i] = sa; sa = (struct sockaddr *)((char *)sa + ROUNDUP(sa->sa_len)); } else { sa_tab[i] = NULL; } } if( ((rt->rtm_addrs & (RTA_DST|RTA_GATEWAY)) == (RTA_DST|RTA_GATEWAY)) && sa_tab[RTAX_DST]->sa_family == AF_INET && sa_tab[RTAX_GATEWAY]->sa_family == AF_INET) { unsigned char octet[4] = {0,0,0,0}; int i; for (i=0; i<4; i++){ octet[i] = ( ((struct sockaddr_in *)(sa_tab[RTAX_GATEWAY]))->sin_addr.s_addr >> (i*8) ) & 0xFF; } if(((struct sockaddr_in *)sa_tab[RTAX_DST])->sin_addr.s_addr == 0) { //if(octet[0] == 192 && octet[1] == 168){ in_addr_t addr = ((struct sockaddr_in *)(sa_tab[RTAX_GATEWAY]))->sin_addr.s_addr; r = 0; address = [NSString stringWithFormat:@"%s", inet_ntoa(*((struct in_addr*)&addr))]; //} NSLog(@"\naddress%@",address); break; } } } free(buf); } return address; }