Rim/iw5-mod
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Stabilize browser emulation

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This commit is contained in:
Maurice Heumann 2023-01-17 18:37:20 +01:00
parent 6e27f58f89
commit 49789c15e8
1 changed files with 37 additions and 1 deletions
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38
src/launcher/html/html_frame.cpp
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@ -1,9 +1,44 @@
#include <std_include.hpp>
#include "html_frame.hpp"
#include "utils/nt.hpp"
#include "utils/hook.hpp"
std::atomic<int> html_frame::frame_count_ = 0;
namespace
{
void* original_func{};
GUID browser_emulation_guid{0xac969931, 0x3566, 0x4b50, {0xae, 0x48, 0x71, 0xb9, 0x6a, 0x75, 0xc8, 0x79}};
int WINAPI co_internet_feature_value_internal_stub(const GUID* guid, uint32_t* result)
{
const auto res = static_cast<decltype(co_internet_feature_value_internal_stub)*>(original_func)(guid, result);
if (IsEqualGUID(*guid, browser_emulation_guid))
{
*result = 11000;
return 0;
}
return res;
}
void setup_ie_hook()
{
static const auto _ = []
{
const auto urlmon = utils::nt::library::load("urlmon.dll"s);
const auto target = urlmon.get_iat_entry("iertutil.dll", MAKEINTRESOURCEA(700));
original_func = *target;
utils::hook::set(target, co_internet_feature_value_internal_stub);
return 0;
}();
(void)_;
}
}
html_frame::callback_params::callback_params(DISPPARAMS* params, VARIANT* res) : result(res)
{
for (auto i = params->cArgs; i > 0; --i)
@ -16,12 +51,13 @@ html_frame::callback_params::callback_params(DISPPARAMS* params, VARIANT* res) :
html_frame::html_frame() : in_place_frame_(this), in_place_site_(this), ui_handler_(this), client_site_(this),
html_dispatch_(this)
{
setup_ie_hook();
if (frame_count_++ == 0 && OleInitialize(nullptr) != S_OK)
{
throw std::runtime_error("Unable to initialize the OLE library");
}
set_browser_feature("FEATURE_BROWSER_EMULATION", 12000);
set_browser_feature("FEATURE_BROWSER_EMULATION", 11000);
set_browser_feature("FEATURE_GPU_RENDERING", 1);
}