blob: 3a1f2ec07fde79352e23df571c79a30c9e1a5a44 [file] [log] [blame]
// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/install_static/install_details.h"
#include <assert.h>
#include <string.h>
#include <type_traits>
#include "chrome/chrome_elf/nt_registry/nt_registry.h"
#include "chrome/install_static/install_modes.h"
#include "chrome/install_static/install_util.h"
#include "components/version_info/version_info_values.h"
namespace install_static {
namespace {
// The version is set at compile-time to a W.X.Y.Z value.
constexpr char kProductVersion[] = PRODUCT_VERSION;
// This module's instance (intentionally leaked at shutdown).
const InstallDetails* g_module_details = nullptr;
} // namespace
std::wstring InstallDetails::GetClientStateKeyPath() const {
return install_static::GetClientStateKeyPath(app_guid());
}
std::wstring InstallDetails::GetClientStateMediumKeyPath() const {
return install_static::GetClientStateMediumKeyPath(app_guid());
}
bool InstallDetails::VersionMismatch() const {
// Check the product version and the size of the mode structure.
return payload_->size != sizeof(Payload) ||
strcmp(payload_->product_version, &kProductVersion[0]) != 0 ||
payload_->mode->size != sizeof(InstallConstants);
}
// static
const InstallDetails& InstallDetails::Get() {
assert(g_module_details);
return *g_module_details;
}
// static
void InstallDetails::SetForProcess(
std::unique_ptr<PrimaryInstallDetails> details) {
assert(!details || !g_module_details);
// Tests may set then reset via null. In this case, delete the old instance.
delete g_module_details;
// Intentionally leaked at shutdown.
g_module_details = details.release();
}
// static
const InstallDetails::Payload* InstallDetails::GetPayload() {
assert(g_module_details);
static_assert(std::is_pod<Payload>::value, "Payload must be a POD-struct");
static_assert(std::is_pod<InstallConstants>::value,
"InstallConstants must be a POD-struct");
return g_module_details->payload_;
}
// static
void InstallDetails::InitializeFromPayload(
const InstallDetails::Payload* payload) {
assert(!g_module_details);
// Intentionally leaked at shutdown.
g_module_details = new InstallDetails(payload);
}
// static
std::unique_ptr<const InstallDetails> InstallDetails::Swap(
std::unique_ptr<const InstallDetails> install_details) {
std::unique_ptr<const InstallDetails> previous_value(g_module_details);
g_module_details = install_details.release();
return previous_value;
}
PrimaryInstallDetails::PrimaryInstallDetails() : InstallDetails(&payload_) {
payload_.size = sizeof(payload_);
payload_.product_version = &kProductVersion[0];
}
PrimaryInstallDetails::~PrimaryInstallDetails() = default;
} // namespace install_static