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Cider Isn't Darwin Emulation, Really
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2.8 kB · 99 lines
C
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/* * Modification History * * January 19, 2003 Allan Nathanson <ajn@apple.com> * - add advanced reachability APIs * * June 10, 2001 Allan Nathanson <ajn@apple.com> * - updated to use service-based "State:" information * * June 1, 2001 Allan Nathanson <ajn@apple.com> * - public API conversion * * January 30, 2001 Allan Nathanson <ajn@apple.com> * - initial revision */
#include <sys/types.h>#include <netinet/in.h>#include <unistd.h>#include <sys/socket.h>
#include <SystemConfiguration/SystemConfiguration.h>#include <SystemConfiguration/SCPrivate.h>
BooleanSCNetworkCheckReachabilityByAddress(const struct sockaddr *address, socklen_t addrlen, SCNetworkConnectionFlags *flags){ SCNetworkReachabilityRef networkAddress; Boolean ok; struct sockaddr_storage ss;
if (!address || (addrlen == 0) || (addrlen > (int)sizeof(struct sockaddr_storage))) { _SCErrorSet(kSCStatusInvalidArgument); return FALSE; }
memset(&ss, 0, sizeof(ss)); memcpy(&ss, address, addrlen); ss.ss_len = addrlen;
networkAddress = SCNetworkReachabilityCreateWithAddress(NULL, (struct sockaddr *)&ss); if (networkAddress == NULL) { return FALSE; }
ok = SCNetworkReachabilityGetFlags(networkAddress, flags); CFRelease(networkAddress); return ok;}
BooleanSCNetworkCheckReachabilityByName(const char *nodename, SCNetworkConnectionFlags *flags){ SCNetworkReachabilityRef networkAddress; Boolean ok;
if (!nodename) { _SCErrorSet(kSCStatusInvalidArgument); return FALSE; }
networkAddress = SCNetworkReachabilityCreateWithName(NULL, nodename); if (networkAddress == NULL) { return FALSE; }
ok = SCNetworkReachabilityGetFlags(networkAddress, flags); CFRelease(networkAddress); return ok;}