Add fake request class for cached responses.

Common/Net/HTTPClient.cpp

@@ -486,8 +486,8 @@ int Client::ReadResponseEntity(net::Buffer *readbuf, const std::vector<std::stri
 	return 0;
 }
 
-HTTPRequest::HTTPRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags progressBarMode, std::string_view name)
-	: Request(method, url, name, &cancelled_, progressBarMode), postData_(postData), postMime_(postMime) {
+HTTPRequest::HTTPRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags flags, std::string_view name)
+	: Request(method, url, name, &cancelled_, flags), postData_(postData), postMime_(postMime) {
 	outfile_ = outfile;
 }
 

Common/Net/HTTPClient.h

@@ -96,7 +96,7 @@ protected:
 // Really an asynchronous request.
 class HTTPRequest : public Request {
 public:
-	HTTPRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags progressBarMode = RequestFlags::ProgressBar | RequestFlags::ProgressBarDelayed, std::string_view name = "");
+	HTTPRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags flags = RequestFlags::ProgressBar | RequestFlags::ProgressBarDelayed, std::string_view name = "");
 	~HTTPRequest();
 
 	void Start() override;
@@ -119,4 +119,18 @@ private:
 	bool joined_ = false;
 };
 
+// Fake request for cache hits.
+class CachedRequest : public Request {
+public:
+	CachedRequest(RequestMethod method, std::string_view url, std::string_view name, bool *cancelled, RequestFlags flags, std::string_view responseData)
+		: Request(method, url, name, cancelled, flags)
+	{
+		buffer_.Append(responseData);
+	}
+	void Start() override {}
+	void Join() override {}
+	bool Done() override { return true; }
+	bool Failed() const override { return false; }
+};
+
 }  // namespace http

Common/Net/HTTPNaettRequest.cpp

@@ -12,8 +12,8 @@
 
 namespace http {
 
-HTTPSRequest::HTTPSRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags progressBarMode, std::string_view name)
-	: Request(method, url, name, &cancelled_, progressBarMode), method_(method), postData_(postData), postMime_(postMime) {
+HTTPSRequest::HTTPSRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags flags, std::string_view name)
+	: Request(method, url, name, &cancelled_, flags), method_(method), postData_(postData), postMime_(postMime) {
 	outfile_ = outfile;
 }
 

Common/Net/HTTPNaettRequest.h

@@ -14,7 +14,7 @@ namespace http {
 // Really an asynchronous request.
 class HTTPSRequest : public Request {
 public:
-	HTTPSRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags progressBarMode = RequestFlags::ProgressBar | RequestFlags::ProgressBarDelayed, std::string_view name = "");
+	HTTPSRequest(RequestMethod method, std::string_view url, std::string_view postData, std::string_view postMime, const Path &outfile, RequestFlags flags = RequestFlags::ProgressBar | RequestFlags::ProgressBarDelayed, std::string_view name = "");
 	~HTTPSRequest();
 
 	void Start() override;

Common/Net/HTTPRequest.cpp

@@ -9,8 +9,8 @@
 
 namespace http {
 
-Request::Request(RequestMethod method, std::string_view url, std::string_view name, bool *cancelled, RequestFlags mode)
-	: method_(method), url_(url), name_(name), progress_(cancelled), flags_(mode) {
+Request::Request(RequestMethod method, std::string_view url, std::string_view name, bool *cancelled, RequestFlags flags)
+	: method_(method), url_(url), name_(name), progress_(cancelled), flags_(flags) {
 	INFO_LOG(Log::HTTP, "HTTP %s request: %.*s (%.*s)", RequestMethodToString(method), (int)url.size(), url.data(), (int)name.size(), name.data());
 
 	progress_.callback = [=](int64_t bytes, int64_t contentLength, bool done) {

Core/HLE/sceNet.cpp

@@ -328,7 +328,7 @@ void StartInfraJsonDownload() {
 		INFO_LOG(Log::sceNet, "json is already being downloaded");
 	}
 	const char *acceptMime = "application/json, text/*; q=0.9, */*; q=0.8";
-	g_infraDL = g_DownloadManager.StartDownload("http://metadata.ppsspp.org/infra-dns.json", Path(), http::ProgressBarMode::NONE, acceptMime);
+	g_infraDL = g_DownloadManager.StartDownload("http://metadata.ppsspp.org/infra-dns.json", Path(), http::RequestFlags::Default, acceptMime);
 }
 
 bool PollInfraJsonDownload(std::string *jsonOutput) {