code.delx.au - osx-proxyconf/blob - proxyconf.m

   1 #include <stdio.h>
   2
   3 #import <Foundation/Foundation.h>
   4 #import <SystemConfiguration/SCDynamicStoreCopySpecific.h>
   5
   6 void
   7 DXPrint(NSString* format, ...)
   8 {
   9         va_list args;
  10         va_start(args, format);
  11         NSString* string = [[NSString alloc] initWithFormat:format arguments:args];
  12         va_end(args);
  13         fputs([string UTF8String], stdout);
  14         [string release];
  15 }
  16
  17
  18
  19
  20 NSDictionary* proxies;
  21 BOOL proxyFound;
  22
  23 void
  24 printUnset(NSString* env)
  25 {
  26         DXPrint(@"unset %@\n", env);
  27 }
  28
  29 void
  30 printProxy(NSDictionary* proxies, NSString* proto)
  31 {
  32         NSString* key = nil;
  33         NSString* env = [[proto lowercaseString] stringByAppendingString:@"_proxy"];
  34
  35         key = [proto stringByAppendingString:@"Enable"];
  36         NSNumber* enabled = [proxies objectForKey:key];
  37         if(enabled == nil || [enabled intValue] != 1) {
  38                 printUnset(env);
  39                 return;
  40         }
  41
  42         key = [proto stringByAppendingString:@"Proxy"];
  43         id host = [proxies objectForKey:key];
  44         if(host == nil) {
  45                 printUnset(env);
  46                 return;
  47         }
  48
  49         key = [proto stringByAppendingString:@"Port"];
  50         id port = [proxies objectForKey:key];
  51         if(port == nil) {
  52                 printUnset(env);
  53                 return;
  54         }
  55
  56         NSString* uriPrefix = nil;
  57         if(![proto isEqual:@"SOCKS"]) {
  58                 uriPrefix = @"http://";
  59         } else {
  60                 uriPrefix = @"socks://";
  61         }
  62
  63         DXPrint(@"export %@='%@%@:%@'\n", env, uriPrefix, host, port);
  64         proxyFound = YES;
  65 }
  66
  67 void
  68 printExceptions(NSDictionary* proxies)
  69 {
  70         id exceptions = [proxies objectForKey:@"ExceptionsList"];
  71         if(exceptions == nil || ![exceptions isKindOfClass:[NSArray class]] || !proxyFound) {
  72                 printUnset(@"no_proxy");
  73                 return;
  74         }
  75
  76         DXPrint(@"export no_proxy='%@'\n", [exceptions componentsJoinedByString:@","]);
  77 }
  78
  79 int
  80 main()
  81 {
  82         NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
  83
  84         proxies  = (NSDictionary*)SCDynamicStoreCopyProxies(nil);
  85         proxyFound = NO;
  86         printProxy(proxies, @"HTTP");
  87         printProxy(proxies, @"HTTPS");
  88         printProxy(proxies, @"FTP");
  89         printProxy(proxies, @"SOCKS");
  90         printExceptions(proxies);
  91
  92         [pool release];
  93         return 0;
  94 }
  95