From 8ad44dd00fc6f3ed0a961499eb72f5f1aa923cc9 Mon Sep 17 00:00:00 2001
From: Zion Nimchuk <zionnimchuk@gmail.com>
Date: Tue, 18 Jul 2017 11:42:52 -0700
Subject: [PATCH] Implement cellSslCertificateLoader

---
 rpcs3/Emu/Cell/Modules/cellSsl.cpp | 64 ++++++++++++++++++++++++++++--
 1 file changed, 60 insertions(+), 4 deletions(-)

diff --git a/rpcs3/Emu/Cell/Modules/cellSsl.cpp b/rpcs3/Emu/Cell/Modules/cellSsl.cpp
index 728d42fa22..e11ab15461 100644
--- a/rpcs3/Emu/Cell/Modules/cellSsl.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellSsl.cpp
@@ -1,11 +1,19 @@
 #include "stdafx.h"
+
+#include <bitset>
+#include <string>
+
 #include "Emu/Cell/PPUModule.h"
+#include "Utilities/File.h"
+#include "Emu/VFS.h"
 
 logs::channel cellSsl("cellSsl");
 
-s32 cellSslInit()
+namespace vm { using namespace ps3; }
+
+s32 cellSslInit(vm::ptr<void> pool, u32 poolSize)
 {
-	UNIMPLEMENTED_FUNC(cellSsl);
+	cellSsl.todo("cellSslInit(pool=0x%x, poolSize=%d)", pool, poolSize);
 	return CELL_OK;
 }
 
@@ -15,9 +23,57 @@ s32 cellSslEnd()
 	return CELL_OK;
 }
 
-s32 cellSslCertificateLoader()
+std::string getCert(const std::string certPath, const int certID)
 {
-	UNIMPLEMENTED_FUNC(cellSsl);
+	//Stupid cellssl
+	int newID = certID;
+	if (certID == 6)
+		newID = 23;
+	if (certID > 6 && certID < 23)
+		newID = certID - 1;
+
+	std::string filePath = fmt::format("%sCA%02d.cer", certPath, newID);
+
+	if (!fs::exists(filePath))
+	{
+		cellSsl.error("Can't find certificate file %s, do you have the PS3 firmware installed?", filePath);
+		return "";
+	}
+	return fs::file(filePath).to_string();
+}
+
+s32 cellSslCertificateLoader(u64 flag, vm::ptr<char> buffer, u32 size, vm::ptr<u32> required)
+{
+	cellSsl.trace("cellSslCertificateLoader(flag=%llu, buffer=0x%x, size=%zu, required=0x%x)", flag, buffer, size, required);
+
+	const std::bitset<58> flagBits(flag);
+	const std::string certPath = vfs::get("/dev_flash/") + "data/cert/";
+
+	if (required)
+	{
+		*required = (u32)flagBits.count();
+		for (int i = 1; i < flagBits.size(); i++)
+		{
+			if (!flagBits[i-1])
+				continue;
+			*required += (u32)(getCert(certPath, i).size() - 1);
+		}
+	}
+	else
+	{
+		std::string final;
+		for (int i = 1; i < flagBits.size(); i++)
+		{
+			if (!flagBits[i-1])
+				continue;
+			final.append(getCert(certPath, i));
+		}
+
+		memset(buffer.get_ptr(), 0, size-1);
+		strncpy(buffer.get_ptr(), final.c_str(), size - 1);
+		buffer.get_ptr()[size - 1] = '\0';
+	}
+
 	return CELL_OK;
 }