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101 #pragma mark - |
101 #pragma mark - |
102 #pragma mark Helper Functions without cache |
102 #pragma mark Helper Functions without cache |
103 +(NSInteger) randomPort { |
103 +(NSInteger) randomPort { |
104 // set a new feed only at initialization time and forbid connecting to the server port |
104 // set a new feed only at initialization time and forbid connecting to the server port |
105 if (activePorts == nil) { |
105 if (activePorts == nil) { |
106 srandom(time(NULL)); |
|
107 activePorts = [[NSMutableArray arrayWithObject:[NSNumber numberWithInt:NETGAME_DEFAULT_PORT]] retain]; |
106 activePorts = [[NSMutableArray arrayWithObject:[NSNumber numberWithInt:NETGAME_DEFAULT_PORT]] retain]; |
108 } |
107 } |
109 |
108 |
110 // pick a random number from the free ports list |
109 // pick a random number from the free ports list |
111 NSInteger res = 0; |
110 NSInteger res = 0; |
112 do { |
111 do { |
113 res = (random() % 64511) + 1024; |
112 res = (arc4random_uniform(64511)) + 1024; |
114 } while ([activePorts containsObject:[NSNumber numberWithInteger:res]]); |
113 } while ([activePorts containsObject:[NSNumber numberWithInteger:res]]); |
115 |
114 |
116 // add this number to the forbdding list |
115 // add this number to the forbdding list |
117 [activePorts addObject:[NSNumber numberWithInteger:res]]; |
116 [activePorts addObject:[NSNumber numberWithInteger:res]]; |
118 return res; |
117 return res; |