36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
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#include <dart_api.h>
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#include "wings.h"
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void wings_AddressToString(Dart_NativeArguments arguments) {
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char *address;
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void *data;
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intptr_t length;
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bool ipv6;
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Dart_TypedData_Type type;
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Dart_Handle address_handle = Dart_GetNativeArgument(arguments, 0);
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Dart_Handle ipv6_handle = Dart_GetNativeArgument(arguments, 1);
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HandleError(Dart_BooleanValue(ipv6_handle, &ipv6));
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sa_family_t family;
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if (ipv6) {
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family = AF_INET6;
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address = (char *) Dart_ScopeAllocate(INET6_ADDRSTRLEN);
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} else {
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family = AF_INET;
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address = (char *) Dart_ScopeAllocate(INET_ADDRSTRLEN);
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}
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HandleError(Dart_TypedDataAcquireData(address_handle, &type, &data, &length));
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auto *ptr = inet_ntop(family, data, address, INET_ADDRSTRLEN);
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HandleError(Dart_TypedDataReleaseData(address_handle));
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if (ptr == nullptr) {
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if (ipv6)
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Dart_ThrowException(Dart_NewStringFromCString("Invalid IPV6 address."));
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else
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Dart_ThrowException(Dart_NewStringFromCString("Invalid IPV4 address."));
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} else {
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Dart_SetReturnValue(arguments, Dart_NewStringFromCString(address));
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}
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}
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