result_t os_base::networkInfo(v8::Local<v8::Object> &retVal)
{
struct ::ifaddrs *addrs, *ent;
struct ::sockaddr_in *in4;
struct ::sockaddr_in6 *in6;
char ip[INET6_ADDRSTRLEN];
if (getifaddrs(&addrs) != 0)
return LastError();
retVal = v8::Object::New(isolate);
for (ent = addrs; ent != NULL; ent = ent->ifa_next)
{
v8::Local<v8::Array> ret;
v8::Local<v8::Object> o;
v8::Local<v8::String> name, ipaddr, family;
bzero(&ip, sizeof(ip));
if (!(ent->ifa_flags & IFF_UP && ent->ifa_flags & IFF_RUNNING))
continue;
if (ent->ifa_addr == NULL)
continue;
if (ent->ifa_addr->sa_family != AF_INET6
&& ent->ifa_addr->sa_family != AF_INET)
continue;
name = v8::String::NewFromUtf8(isolate, ent->ifa_name);
if (retVal->Has(name))
{
ret = v8::Local<v8::Array>::Cast(retVal->Get(name));
}
else
{
ret = v8::Array::New(isolate);
retVal->Set(name, ret);
}
if (ent->ifa_addr->sa_family == AF_INET6)
{
in6 = (struct sockaddr_in6 *) ent->ifa_addr;
inet_ntop(AF_INET6, &(in6->sin6_addr), ip, INET6_ADDRSTRLEN);
family = v8::String::NewFromUtf8(isolate, "IPv6");
}
else if (ent->ifa_addr->sa_family == AF_INET)
{
in4 = (struct sockaddr_in *) ent->ifa_addr;
inet_ntop(AF_INET, &(in4->sin_addr), ip, INET6_ADDRSTRLEN);
family = v8::String::NewFromUtf8(isolate, "IPv4");
}
o = v8::Object::New(isolate);
o->Set(v8::String::NewFromUtf8(isolate, "address"), v8::String::NewFromUtf8(isolate, ip));
o->Set(v8::String::NewFromUtf8(isolate, "family"), family);
o->Set(v8::String::NewFromUtf8(isolate, "internal"),
ent->ifa_flags & IFF_LOOPBACK ? v8::True(isolate) : v8::False(isolate));
ret->Set(ret->Length(), o);
}
freeifaddrs(addrs);
return 0;
}
bool TNodeJsUtil::IsObjFld(v8::Local<v8::Object> Obj, const TStr& FldNm) {
v8::Isolate* Isolate = v8::Isolate::GetCurrent();
v8::HandleScope HandleScope(Isolate);
return Obj->Has(v8::String::NewFromUtf8(Isolate, FldNm.CStr()));
}
/// Extracts texture compiler arguments from an object passed from JavaScript.
/// @param obj An object specifying the texture compiler arguments.
/// @param obj.sourcePath A string specifying the path of the source file.
/// @param obj.targetPath A string specifying the path of the target file.
/// @param args Pointer to the texture_compiler_args_t structure to populate.
/// @return undefined if the operation is successful; otherwise a V8 exception.
static v8::Handle<v8::Value> v8_object_to_compiler_args(
v8::Local<v8::Object> obj,
texture_compiler_args_t *args)
{
v8::HandleScope scope;
v8::Handle<v8::String> type = v8::String::New("type");
v8::Handle<v8::String> flipY = v8::String::New("flipY");
v8::Handle<v8::String> format = v8::String::New("format");
v8::Handle<v8::String> target = v8::String::New("target");
v8::Handle<v8::String> wrapModeS = v8::String::New("wrapModeS");
v8::Handle<v8::String> wrapModeT = v8::String::New("wrapModeT");
v8::Handle<v8::String> borderMode = v8::String::New("borderMode");
v8::Handle<v8::String> sourcePath = v8::String::New("sourcePath");
v8::Handle<v8::String> targetPath = v8::String::New("targetPath");
v8::Handle<v8::String> targetWidth = v8::String::New("targetWidth");
v8::Handle<v8::String> targetHeight = v8::String::New("targetHeight");
v8::Handle<v8::String> minifyFilter = v8::String::New("minifyFilter");
v8::Handle<v8::String> magnifyFilter = v8::String::New("magnifyFilter");
v8::Handle<v8::String> premultiplied = v8::String::New("premultipliedAlpha");
v8::Handle<v8::String> forcePowerOf2 = v8::String::New("forcePowerOf2");
v8::Handle<v8::String> buildMipmaps = v8::String::New("buildMipmaps");
v8::Handle<v8::String> levelCount = v8::String::New("levelCount");
// source file path. this field is required.
init_compiler_args(args);
if (obj->Has(sourcePath))
args->source_path = v8_string_to_utf8(obj->Get(sourcePath));
else
return scope.Close(ex("Missing required field sourcePath."));
// target file path. this field is required.
if (obj->Has(targetPath))
args->target_path = v8_string_to_utf8(obj->Get(targetPath));
else
return scope.Close(ex("Missing required field targetPath."));
// texture type. this field must be validated later.
if (obj->Has(type))
args->texture_type = v8_string_to_utf8(obj->Get(type));
// texture format. this field must be validated later.
if (obj->Has(format))
args->target_format = v8_string_to_utf8(obj->Get(format));
// texture target. this field must be validated later.
if (obj->Has(target))
args->texture_target = v8_string_to_utf8(obj->Get(target));
// border mode. this field is optional.
if (obj->Has(borderMode))
args->border_mode =v8_string_to_utf8(obj->Get(borderMode));
// flip Y. this field is optional.
if (obj->Has(flipY))
args->flip_y = obj->Get(flipY)->IsTrue() ? true : false;
else
args->flip_y = true;
// force power of two? this field is optional.
if (obj->Has(forcePowerOf2))
args->force_pow2 = obj->Get(forcePowerOf2)->IsTrue() ? true : false;
else
args->force_pow2 = false;
// build mipmaps? this field is optional.
if (obj->Has(buildMipmaps))
args->build_mipmaps = obj->Get(buildMipmaps)->IsTrue() ? true : false;
else
args->build_mipmaps = false;
// premultiply alpha? this field is optional.
if (obj->Has(premultiplied))
args->premultiplied = obj->Get(premultiplied)->IsTrue() ? true : false;
else
args->premultiplied = false;
// maximum number of mip-levels? this field is optional.
if (obj->Has(levelCount))
args->level_count = obj->Get(levelCount)->Uint32Value();
else
args->level_count = args->build_mipmaps ? 0 : 1;
// specific output width? this field is optional.
if (obj->Has(targetWidth))
args->target_width = obj->Get(targetWidth)->Uint32Value();
else
args->target_width = 0;
// specific otput height? this field is optional.
if (obj->Has(targetHeight))
args->target_height = obj->Get(targetHeight)->Uint32Value();
else
args->target_height = 0;
// wrap mode S? this field is optional.
if (obj->Has(wrapModeS))
args->wrap_mode_s = v8_string_to_utf8(obj->Get(wrapModeS));
else
args->wrap_mode_s = strdup("CLAMP_TO_EDGE");
// wrap mode T? this field is optional.
if (obj->Has(wrapModeT))
args->wrap_mode_t = v8_string_to_utf8(obj->Get(wrapModeT));
else
args->wrap_mode_t = strdup("CLAMP_TO_EDGE");
// minify filter? this field is optional.
if (obj->Has(minifyFilter))
{
args->minify_filter = v8_string_to_utf8(obj->Get(minifyFilter));
}
else
{
if (args->build_mipmaps)
args->minify_filter = strdup("LINEAR_MIPMAP_LINEAR");
else
args->minify_filter = strdup("LINEAR");
}
// magnify filter? this field is optional.
if (obj->Has(magnifyFilter))
args->magnify_filter = v8_string_to_utf8(obj->Get(magnifyFilter));
else
args->magnify_filter = strdup("LINEAR");
return scope.Close(v8::Undefined());
}