windows-disable-encryption.patch

# Disable encryption of cookies, passwords, settings...
# WARNING! Use ONLY if your hard drive is encrypted or if you know what you are doing.
# See https://github.com/Eloston/ungoogled-chromium/issues/444

--- a/chrome/browser/ungoogled_platform_flag_entries.h
+++ b/chrome/browser/ungoogled_platform_flag_entries.h
@@ -4,4 +4,8 @@
 
 #ifndef CHROME_BROWSER_UNGOOGLED_PLATFORM_FLAG_ENTRIES_H_
 #define CHROME_BROWSER_UNGOOGLED_PLATFORM_FLAG_ENTRIES_H_
+    {"disable-encryption",
+     "Disable encryption",
+     "Disable encryption of cookies, passwords, and settings which uses a generated machine-specific encryption key.  This is used to enable portable user data directories.  ungoogled-chromium flag.",
+     kOsWin, SINGLE_VALUE_TYPE("disable-encryption")},
 #endif  // CHROME_BROWSER_UNGOOGLED_PLATFORM_FLAG_ENTRIES_H_
--- a/components/os_crypt/async/browser/dpapi_key_provider.cc
+++ b/components/os_crypt/async/browser/dpapi_key_provider.cc
@@ -14,6 +14,7 @@
 #include <wincrypt.h>
 
 #include "base/base64.h"
+#include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_functions.h"
 #include "base/types/expected.h"
@@ -40,6 +41,9 @@ constexpr uint8_t kDPAPIKeyPrefix[] = {'
 
 std::optional<std::vector<uint8_t>> DecryptKeyWithDPAPI(
     base::span<const uint8_t> ciphertext) {
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch("disable-encryption")) {
+    return std::vector<uint8_t>(ciphertext.begin(), ciphertext.end());
+  }
   DATA_BLOB input = {};
   input.pbData = const_cast<BYTE*>(ciphertext.data());
   input.cbData = static_cast<DWORD>(ciphertext.size());
--- a/components/os_crypt/sync/os_crypt_win.cc
+++ b/components/os_crypt/sync/os_crypt_win.cc
@@ -9,6 +9,7 @@
 #include "base/base64.h"
 #include "base/check.h"
 #include "base/check_op.h"
+#include "base/command_line.h"
 #include "base/containers/span.h"
 #include "base/feature_list.h"
 #include "base/logging.h"
@@ -49,6 +50,10 @@ constexpr char kDPAPIKeyPrefix[] = "DPAP
 
 bool EncryptStringWithDPAPI(const std::string& plaintext,
                             std::string* ciphertext) {
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch("disable-encryption")) {
+    *ciphertext = plaintext;
+    return true;
+  }
   DATA_BLOB input;
   input.pbData =
       const_cast<BYTE*>(reinterpret_cast<const BYTE*>(plaintext.data()));
@@ -83,6 +88,11 @@ bool EncryptStringWithDPAPI(const std::s
 
 bool DecryptStringWithDPAPI(const std::string& ciphertext,
                             std::string* plaintext) {
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch("disable-encryption")) {
+    *plaintext = ciphertext;
+    return true;
+  }
+
   DATA_BLOB input;
   input.pbData =
       const_cast<BYTE*>(reinterpret_cast<const BYTE*>(ciphertext.data()));