From feafc3809c319887c110d1901f984411f4d7d3bd Mon Sep 17 00:00:00 2001
From: Adrian <78108584+AdrianCassar@users.noreply.github.com>
Date: Wed, 20 Nov 2024 18:38:17 +0000
Subject: [PATCH] [XAM] Implemented XamProfileCreateEnumerator &
 XamProfileEnumerate

---
 src/xenia/kernel/xam/xam_enum.cc | 44 ++++++++++++++++++++++++++++++++
 src/xenia/kernel/xam/xam_ui.cc   | 13 +++++++++-
 src/xenia/xbox.h                 |  7 +++++
 3 files changed, 63 insertions(+), 1 deletion(-)

diff --git a/src/xenia/kernel/xam/xam_enum.cc b/src/xenia/kernel/xam/xam_enum.cc
index c293d8f66..8158906f5 100644
--- a/src/xenia/kernel/xam/xam_enum.cc
+++ b/src/xenia/kernel/xam/xam_enum.cc
@@ -123,6 +123,50 @@ dword_result_t XamGetPrivateEnumStructureFromHandle_entry(
 }
 DECLARE_XAM_EXPORT1(XamGetPrivateEnumStructureFromHandle, kNone, kStub);
 
+dword_result_t XamProfileCreateEnumerator_entry(dword_t device_id,
+                                                lpdword_t handle_ptr) {
+  if (!handle_ptr) {
+    return X_ERROR_INVALID_PARAMETER;
+  }
+
+  auto e = new XStaticEnumerator<X_PROFILEENUMRESULT>(kernel_state(), 1);
+
+  auto result = e->Initialize(XUserIndexAny, 0xFE, 0x23001, 0x23003, 0);
+
+  if (XFAILED(result)) {
+    return result;
+  }
+
+  const auto& profiles =
+      kernel_state()->xam_state()->profile_manager()->GetProfiles();
+
+  for (const auto& [xuid, account] : *profiles) {
+    X_PROFILEENUMRESULT* profile = e->AppendItem();
+
+    profile->xuid_offline = xuid;
+    profile->device_id = 1;
+    memcpy(&profile->account, &account, sizeof(X_XAMACCOUNTINFO));
+
+    xe::string_util::copy_and_swap_truncating(
+        profile->account.gamertag, account.gamertag, sizeof(account.gamertag));
+  }
+
+  *handle_ptr = e->handle();
+  return X_ERROR_SUCCESS;
+}
+DECLARE_XAM_EXPORT1(XamProfileCreateEnumerator, kNone, kImplemented);
+
+dword_result_t XamProfileEnumerate_entry(dword_t handle, dword_t flags,
+                                         lpvoid_t buffer,
+                                         pointer_t<XAM_OVERLAPPED> overlapped) {
+  uint32_t dummy = 0;
+  auto result = xeXamEnumerate(handle, flags, buffer, 0,
+                               !overlapped ? &dummy : nullptr, overlapped);
+
+  return result;
+}
+DECLARE_XAM_EXPORT1(XamProfileEnumerate, kNone, kImplemented);
+
 }  // namespace xam
 }  // namespace kernel
 }  // namespace xe
diff --git a/src/xenia/kernel/xam/xam_ui.cc b/src/xenia/kernel/xam/xam_ui.cc
index 1bda07b4b..79b5d9716 100644
--- a/src/xenia/kernel/xam/xam_ui.cc
+++ b/src/xenia/kernel/xam/xam_ui.cc
@@ -1275,7 +1275,8 @@ class SigninDialog : public XamDialog {
   char gamertag_[16] = "";
 };
 
-dword_result_t XamShowSigninUI_entry(dword_t users_needed, dword_t unk_mask) {
+X_RESULT xeXamShowSigninUI(uint32_t user_index, uint32_t users_needed,
+                           uint32_t flags) {
   // Mask values vary. Probably matching user types? Local/remote?
   // Games seem to sit and loop until we trigger sign in notification.
   if (users_needed != 1 && users_needed != 2 && users_needed != 4) {
@@ -1305,8 +1306,18 @@ dword_result_t XamShowSigninUI_entry(dword_t users_needed, dword_t unk_mask) {
   return xeXamDispatchDialogAsync<SigninDialog>(
       new SigninDialog(imgui_drawer, users_needed), close);
 }
+
+dword_result_t XamShowSigninUI_entry(dword_t users_needed, dword_t flags) {
+  return xeXamShowSigninUI(XUserIndexAny, users_needed, flags);
+}
 DECLARE_XAM_EXPORT1(XamShowSigninUI, kUserProfiles, kImplemented);
 
+dword_result_t XamShowSigninUIp_entry(dword_t user_index, dword_t users_needed,
+                                      dword_t flags) {
+  return xeXamShowSigninUI(user_index, users_needed, flags);
+}
+DECLARE_XAM_EXPORT1(XamShowSigninUIp, kUserProfiles, kImplemented);
+
 }  // namespace xam
 }  // namespace kernel
 }  // namespace xe
diff --git a/src/xenia/xbox.h b/src/xenia/xbox.h
index 4f10728c6..307348608 100644
--- a/src/xenia/xbox.h
+++ b/src/xenia/xbox.h
@@ -642,6 +642,13 @@ struct X_XAMACCOUNTINFO {
 static_assert_size(X_XAMACCOUNTINFO, 0x17C);
 #pragma pack(pop)
 
+struct X_PROFILEENUMRESULT {
+  xe::be<uint64_t> xuid_offline;  // E0.....
+  X_XAMACCOUNTINFO account;
+  xe::be<uint32_t> device_id;
+};
+static_assert_size(X_PROFILEENUMRESULT, 0x188);
+
 }  // namespace xe
 
 // clang-format on