获取IP地址的方法更新

Pod/Classes/Phobos.m

@@ -348,7 +348,7 @@ static NSString *sdkVersion = @"110";
                                              @(self.gps.coordinate.latitude),@"lat",
                                              @(self.gps.coordinate.longitude),@"lng",
                                              _netStatus,@"is_WiFi",
-                                             [PhobosUtil getIPAddress],@"ip",nil];
+                                             [PhobosUtil getIPAddress:YES],@"ip",nil];
         NSMutableDictionary *appParams   = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                                             self.appName, @"name",
                                             self.appVersion, @"version",

Pod/Classes/PhobosUtil.h

@@ -40,5 +40,5 @@ typedef void (^SendDataSuccessBlock)(NSInteger code);
 /**
  * 获取IP地址
  */
-+ (NSString *)getIPAddress;
++ (NSString *)getIPAddress:(BOOL)preferIPv4;
 @end

Pod/Classes/PhobosUtil.m

@@ -12,6 +12,13 @@
 #import <AdSupport/AdSupport.h>
 #import <ifaddrs.h>
 #import <arpa/inet.h>
+#import <net/if.h>
+
+#define IOS_CELLULAR    @"pdp_ip0"
+#define IOS_WIFI        @"en0"
+#define IOS_VPN         @"utun0"
+#define IP_ADDR_IPv4    @"ipv4"
+#define IP_ADDR_IPv6    @"ipv6"
 
 @implementation PhobosUtil
 
@@ -196,30 +203,86 @@
     return idfv;
 }
 
-+ (NSString *)getIPAddress {
-    NSString *address = @"";
-    struct ifaddrs *interfaces = NULL;
-    struct ifaddrs *temp_addr = NULL;
-    int success = 0;
++ (NSString *)getIPAddress:(BOOL)preferIPv4 {
+    NSArray *searchArray = preferIPv4 ?
+    @[ IOS_VPN @"/" IP_ADDR_IPv4, IOS_VPN @"/" IP_ADDR_IPv6, IOS_WIFI @"/" IP_ADDR_IPv4, IOS_WIFI @"/" IP_ADDR_IPv6, IOS_CELLULAR @"/" IP_ADDR_IPv4, IOS_CELLULAR @"/" IP_ADDR_IPv6 ] :
+    @[ IOS_VPN @"/" IP_ADDR_IPv6, IOS_VPN @"/" IP_ADDR_IPv4, IOS_WIFI @"/" IP_ADDR_IPv6, IOS_WIFI @"/" IP_ADDR_IPv4, IOS_CELLULAR @"/" IP_ADDR_IPv6, IOS_CELLULAR @"/" IP_ADDR_IPv4 ] ;
+    
+    NSDictionary *addresses = [self getIPAddresses];
+    NSLog(@"addresses: %@", addresses);
+    
+    __block NSString *address;
+    [searchArray enumerateObjectsUsingBlock:^(NSString *key, NSUInteger idx, BOOL *stop)
+     {
+         address = addresses[key];
+         //筛选出IP地址格式
+         if([self isValidatIP:address]) *stop = YES;
+     } ];
+    return address ? address : @"0.0.0.0";
+}
+
++ (BOOL)isValidatIP:(NSString *)ipAddress {
+    if (ipAddress.length == 0) {
+        return NO;
+    }
+    NSString *urlRegEx = @"^([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
+    "([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
+    "([01]?\\d\\d?|2[0-4]\\d|25[0-5])\\."
+    "([01]?\\d\\d?|2[0-4]\\d|25[0-5])$";
+    
+    NSError *error;
+    NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:urlRegEx options:0 error:&error];
+    
+    if (regex != nil) {
+        NSTextCheckingResult *firstMatch=[regex firstMatchInString:ipAddress options:0 range:NSMakeRange(0, [ipAddress length])];
+        
+        if (firstMatch) {
+            NSRange resultRange = [firstMatch rangeAtIndex:0];
+            NSString *result=[ipAddress substringWithRange:resultRange];
+            //输出结果
+            NSLog(@"%@",result);
+            return YES;
+        }
+    }
+    return NO;
+}
+
++ (NSDictionary *)getIPAddresses {
+    NSMutableDictionary *addresses = [NSMutableDictionary dictionaryWithCapacity:8];
     // retrieve the current interfaces - returns 0 on success
-    success = getifaddrs(&interfaces);
-    if (success == 0) {
+    struct ifaddrs *interfaces;
+    if(!getifaddrs(&interfaces)) {
         // Loop through linked list of interfaces
-        temp_addr = interfaces;
-        while(temp_addr != NULL) {
-            if(temp_addr->ifa_addr->sa_family == AF_INET) {
-                // Check if interface is en0 which is the wifi connection on the iPhone
-                if([[NSString stringWithUTF8String:temp_addr->ifa_name] isEqualToString:@"en0"]) {
-                    // Get NSString from C String
-                    address = [NSString stringWithUTF8String:inet_ntoa(((struct sockaddr_in *)temp_addr->ifa_addr)->sin_addr)];
+        struct ifaddrs *interface;
+        for(interface=interfaces; interface; interface=interface->ifa_next) {
+            if(!(interface->ifa_flags & IFF_UP) /* || (interface->ifa_flags & IFF_LOOPBACK) */ ) {
+                continue; // deeply nested code harder to read
+            }
+            const struct sockaddr_in *addr = (const struct sockaddr_in*)interface->ifa_addr;
+            char addrBuf[ MAX(INET_ADDRSTRLEN, INET6_ADDRSTRLEN) ];
+            if(addr && (addr->sin_family==AF_INET || addr->sin_family==AF_INET6)) {
+                NSString *name = [NSString stringWithUTF8String:interface->ifa_name];
+                NSString *type;
+                if(addr->sin_family == AF_INET) {
+                    if(inet_ntop(AF_INET, &addr->sin_addr, addrBuf, INET_ADDRSTRLEN)) {
+                        type = IP_ADDR_IPv4;
+                    }
+                } else {
+                    const struct sockaddr_in6 *addr6 = (const struct sockaddr_in6*)interface->ifa_addr;
+                    if(inet_ntop(AF_INET6, &addr6->sin6_addr, addrBuf, INET6_ADDRSTRLEN)) {
+                        type = IP_ADDR_IPv6;
+                    }
+                }
+                if(type) {
+                    NSString *key = [NSString stringWithFormat:@"%@/%@", name, type];
+                    addresses[key] = [NSString stringWithUTF8String:addrBuf];
                 }
             }
-            temp_addr = temp_addr->ifa_next;
         }
+        // Free memory
+        freeifaddrs(interfaces);
     }
-    // Free memory
-    freeifaddrs(interfaces);
-    return address;
+    return [addresses count] ? addresses : nil;
 }
 
 @end