Revert "Add support for multi-user decryption"

This reverts commit 0b25b1d79b79bc4d45dfff2aaf575e10bd24ef2d.

Reason for revert: Changes need to be made to libtwrpfscrypt to include this patchset. Will cherry-pick this patch later and make necessary modifications.

Change-Id: I7601d7b820129709b05d9b4368573b6f1048de02
diff --git a/gui/action.cpp b/gui/action.cpp
index 65526b9..b7d9119 100755
--- a/gui/action.cpp
+++ b/gui/action.cpp
@@ -64,7 +64,6 @@
 static string zip_queue[10];
 static int zip_queue_index;
 pid_t sideload_child_pid;
-extern std::vector<users_struct> Users_List;
 
 static void *ActionThread_work_wrapper(void *data);
 
@@ -1503,31 +1502,12 @@
 		simulate_progress_bar();
 	} else {
 		string Password;
-		string userID;
 		DataManager::GetValue("tw_crypto_password", Password);
-
-		if (DataManager::GetIntValue(TW_IS_FBE)) {  // for FBE
-			DataManager::GetValue("tw_crypto_user_id", userID);
-			if (userID != "") {
-				op_status = PartitionManager.Decrypt_Device(Password, atoi(userID.c_str()));
-				if (userID != "0") {
-					if (op_status != 0)
-						op_status = 1;
-					operation_end(op_status);
-	          		return 0;
-				}
-			} else {
-				LOGINFO("User ID not found\n");
-				op_status = 1;
-			}
-		::sleep(1);
-		} else {  // for FDE
-			op_status = PartitionManager.Decrypt_Device(Password);
-		}
-
+		op_status = PartitionManager.Decrypt_Device(Password);
 		if (op_status != 0)
 			op_status = 1;
 		else {
+
 			DataManager::SetValue(TW_IS_ENCRYPTED, 0);
 
 			int has_datamedia;
diff --git a/gui/gui.hpp b/gui/gui.hpp
index 7e4ee4e..d5b9553 100644
--- a/gui/gui.hpp
+++ b/gui/gui.hpp
@@ -28,7 +28,6 @@
 void gui_err(const char* text);
 void gui_highlight(const char* text);
 void gui_msg(Message msg);
-void gui_err(Message msg);
 
 std::string gui_parse_text(std::string inText);
 std::string gui_lookup(const std::string& resource_name, const std::string& default_value);
diff --git a/gui/listbox.cpp b/gui/listbox.cpp
index 3386465..9fbe092 100644
--- a/gui/listbox.cpp
+++ b/gui/listbox.cpp
@@ -26,7 +26,6 @@
 #include "rapidxml.hpp"
 #include "objects.hpp"
 #include "../data.hpp"
-#include "../partitions.hpp"
 #include "pages.hpp"
 
 extern std::vector<language_struct> Language_List;
@@ -83,28 +82,10 @@
 					data.selected = 0;
 				mListItems.push_back(data);
 			}
-		} else if (mVariable == "tw_crypto_user_id") {
-			std::vector<users_struct>::iterator iter;
-			std::vector<users_struct>* Users_List = PartitionManager.Get_Users_List();
-			for (iter = Users_List->begin(); iter != Users_List->end(); iter++) {
-				if (!(*iter).isDecrypted) {
-					ListItem data;
-					data.displayName = (*iter).userName;
-					data.variableValue = (*iter).userId;
-					data.action = NULL;
-					DataManager::GetValue("tw_crypto_user_id", currentValue);
-					if (currentValue == (*iter).userId || currentValue == "") {
-						data.selected = 1;
-						DataManager::SetValue("tw_crypto_user_id", (*iter).userId);
-						DataManager::SetValue("tw_crypto_pwtype", (*iter).type);
-					} else
-						data.selected = 0;
-					mListItems.push_back(data);
-				}
-			}
 		}
-	} else
-		allowSelection = false;  // allows using listbox as a read-only list or menu
+	}
+	else
+		allowSelection = false;		// allows using listbox as a read-only list or menu
 
 	// Get the data for the list
 	child = FindNode(node, "listitem");
@@ -113,14 +94,16 @@
 		ListItem item;
 
 		attr = child->first_attribute("name");
-		if (!attr) continue;
+		if (!attr)
+			continue;
 		// We will parse display names when we get page focus to ensure that translating takes place
 		item.displayName = attr->value();
 		item.variableValue = gui_parse_text(child->value());
 		item.selected = (child->value() == currentValue);
 		item.action = NULL;
 		xml_node<>* action = child->first_node("action");
-		if (!action) action = child->first_node("actions");
+		if (!action)
+			action = child->first_node("actions");
 		if (action) {
 			item.action = new GUIAction(child);
 			allowSelection = true;
@@ -139,7 +122,7 @@
 		LoadConditions(child, item.mConditions);
 
 		mListItems.push_back(item);
-		mVisibleItems.push_back(mListItems.size() - 1);
+		mVisibleItems.push_back(mListItems.size()-1);
 
 		child = child->next_sibling("listitem");
 	}
@@ -154,33 +137,6 @@
 	if (!isConditionTrue())
 		return 0;
 
-	if (mVariable == "tw_crypto_user_id") {
-		mListItems.clear();
-		std::vector<users_struct>::iterator iter;
-		std::vector<users_struct>* Users_List = PartitionManager.Get_Users_List();
-		for (iter = Users_List->begin(); iter != Users_List->end(); iter++) {
-			if (!(*iter).isDecrypted) {
-				ListItem data;
-				data.displayName = (*iter).userName;
-				data.variableValue = (*iter).userId;
-				data.action = NULL;
-				DataManager::GetValue("tw_crypto_user_id", currentValue);
-				if (currentValue == (*iter).userId || currentValue == "") {
-					data.selected = 1;
-					DataManager::SetValue("tw_crypto_user_id", (*iter).userId);
-					DataManager::SetValue("tw_crypto_pwtype", (*iter).type);
-				} else
-				data.selected = 0;
-				mListItems.push_back(data);
-			}
-		}
-		mVisibleItems.clear();
-		for (size_t i = 0; i < mListItems.size(); i++) {
-			mVisibleItems.push_back(i);
-		}
-		mUpdate = 1;
-	}
-
 	GUIScrollList::Update();
 
 	if (mUpdate) {
diff --git a/gui/theme/common/landscape.xml b/gui/theme/common/landscape.xml
index 7fc9980..3af174e 100755
--- a/gui/theme/common/landscape.xml
+++ b/gui/theme/common/landscape.xml
@@ -759,7 +759,6 @@
 				<action function="set">tw_cancel_param=</action>
 				<action function="set">tw_show_exclamation=0</action>
 				<action function="set">tw_show_reboot=0</action>
-				<action function="set">tw_crypto_user_id=</action>
 				<action function="page">%tw_clear_destination%</action>
 			</action>
 		</page>
@@ -1063,13 +1062,8 @@
 			</text>
 
 			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row3_y%" placement="5"/>
-				<text>{@factory_reset5=(not including users/lockscreen)}</text>
-			</text>
-
-			<text style="text_m_accent">
 				<condition var1="tw_has_data_media" var2="1"/>
-				<placement x="%center_x%" y="%row4_y%" placement="5"/>
+				<placement x="%center_x%" y="%row3_y%" placement="5"/>
 				<text>{@factory_reset2=(not including internal storage)}</text>
 			</text>
 
@@ -2523,10 +2517,6 @@
 				</conditions>
 				<placement x="%col2_x_left%" y="%row15a_y%"/>
 				<text>{@decrypt_data_btn=Decrypt Data}</text>
-				<action function="set">tw_crypto_user_id=0</action>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
 				<action function="page">decrypt</action>
 			</button>
 
@@ -3393,16 +3383,6 @@
 
 			<listbox style="advanced_listbox">
 				<placement x="%center_x%" y="%row2_y%" w="%content_half_width%" h="%fileselector_install_height%"/>
-				<listitem name="{@decrypt_users=Decrypt Users}">
-					<conditions>
-						<condition var1="tw_is_fbe" var2="1"/>
-						<condition var1="tw_all_users_decrypted" var2="0"/>
-					</conditions>
-					<actions>
-						<action function="set">tw_crypto_user_id=</action>
-						<action function="page">decrypt_users</action>
-					</actions>
-				</listitem>
 				<listitem name="{@reload_theme_btn=Reload Theme}">
 					<action function="reload"/>
 				</listitem>
@@ -4416,17 +4396,10 @@
 			</text>
 
 			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" op="!=" var2="1"/>
 				<placement x="%center_x%" y="%row2_y%" placement="5"/>
 				<text>{@decrypt_data_enter_pass=Enter Password:}</text>
 			</text>
 
-			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" var2="1"/>
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
-			</text>
-
 			<input>
 				<placement x="%col1_x_left%" y="%row3_input_y%" w="%content_width%" h="%input_height%"/>
 				<text>%tw_crypto_display%</text>
@@ -5406,44 +5379,5 @@
 				<action function="screenshot"/>
 			</action>
 		</page>
-
-		<page name="decrypt_users">
-			<template name="page"/>
-
-			<text style="text_l">
-				<placement x="%col1_x_header%" y="%row3_header_y%"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-			</text>
-
-			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
-			</text>
-
-			<listbox>
-				<placement x="%col1_x_left%" y="%row1a_y%" w="%content_width%" h="%partitionlist_mount_height%"/>
-				<text>{@select_user=Select User}</text>
-				<icon selected="radio_true" unselected="radio_false" />
-				<data name="tw_crypto_user_id" />
-			</listbox>
-
-			<button style="main_button_half_width">
-				<placement x="%col2_x_right%" y="%row15a_y%"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="page">decrypt</action>
-			</button>
-
-			<action>
-				<touch key="home"/>
-				<action function="page">main</action>
-			</action>
-
-			<action>
-				<touch key="back"/>
-				<action function="page">advanced</action>
-			</action>
-		</page>
 	</pages>
 </recovery>
diff --git a/gui/theme/common/languages/en.xml b/gui/theme/common/languages/en.xml
index 07d8e78..ac9472e 100755
--- a/gui/theme/common/languages/en.xml
+++ b/gui/theme/common/languages/en.xml
@@ -141,7 +141,6 @@
 		<string name="factory_reset2">(not including internal storage)</string>
 		<string name="factory_reset3">Most of the time this is</string>
 		<string name="factory_reset4">the only wipe that you need.</string>
-		<string name="factory_reset5">(not including users/lockscreen)</string>
 		<string name="factory_resetting">Factory Reset...</string>
 		<string name="advanced_wipe_hdr">Advanced Wipe</string>
 		<string name="advanced_wipe_btn">Advanced Wipe</string>
@@ -512,15 +511,6 @@
 		<string name="fix_recovery_loop_complete">Fix Recovery Bootloop Complete</string>
 		<string name="fixing_recovery_loop_patch">Patching kernel...</string>
 		<string name="fix_recovery_loop_patch_error">Error patching kernel.</string>
-		<string name="decrypt_users">Decrypt Users</string>
-		<string name="decrypt_users_selection">Select a user ID to decrypt</string>
-		<string name="select_user">Select User</string>
-		<string name="backup_storage_undecrypt_warning">Backup not include some files of user {1}, because the user is not decrypted.</string>
-		<string name="decrypting_user_fbe">Attempting to decrypt FBE for user {1}...</string>
-		<string name="decrypt_user_success_fbe">User {1} Decrypted Successfully</string>
-		<string name="decrypt_user_fail_fbe">Failed to decrypt user {1}</string>
-		<string name="decrypt_data_enter_pass_fbe">Enter Password for User [%tw_crypto_user_id%]</string>
-		<string name="decrypt_data_enter_pattern_fbe">Enter Pattern for User [%tw_crypto_user_id%]</string>
 
 		<!-- Various console messages - these consist of user displayed messages, oftentimes errors -->
 		<string name="no_kernel_selinux">Kernel does not have support for reading SELinux contexts.</string>
@@ -697,7 +687,7 @@
 		<!-- These 2 items are saved in the data manager instead of resource manager, so %llu, etc is correct instead of {1} -->
 		<string name="file_progress">%llu of %llu files, %i%%</string>
 		<string name="size_progress">%lluMB of %lluMB, %i%%</string>
-		<string name="decrypt_cmd" version="2">Attempting to decrypt data partition or user data via command line.</string>
+		<string name="decrypt_cmd">Attempting to decrypt data partition via command line.</string>
 		<string name="base_pkg_err">Failed to load base packages.</string>
 		<string name="simulating">Simulating actions...</string>
 		<string name="backup_cancel">Backup Cancelled</string>
diff --git a/gui/theme/common/portrait.xml b/gui/theme/common/portrait.xml
index a14fc43..64b8776 100755
--- a/gui/theme/common/portrait.xml
+++ b/gui/theme/common/portrait.xml
@@ -710,7 +710,6 @@
 				<action function="set">tw_cancel_param=</action>
 				<action function="set">tw_show_exclamation=0</action>
 				<action function="set">tw_show_reboot=0</action>
-				<action function="set">tw_crypto_user_id=</action>
 				<action function="page">%tw_clear_destination%</action>
 			</action>
 		</page>
@@ -1014,13 +1013,8 @@
 			</text>
 
 			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row3_y%" placement="5"/>
-				<text>{@factory_reset5=(not including users/lockscreen)}</text>
-			</text>
-
-			<text style="text_m_accent">
 				<condition var1="tw_has_data_media" var2="1"/>
-				<placement x="%center_x%" y="%row4_y%" placement="5"/>
+				<placement x="%center_x%" y="%row3_y%" placement="5"/>
 				<text>{@factory_reset2=(not including internal storage)}</text>
 			</text>
 
@@ -2679,10 +2673,6 @@
 				</conditions>
 				<placement x="%center_x%" y="%row18a_y%"/>
 				<text>{@decrypt_data_btn=Decrypt Data}</text>
-				<action function="set">tw_crypto_user_id=0</action>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
 				<action function="page">decrypt</action>
 			</button>
 
@@ -3553,16 +3543,6 @@
 
 			<listbox style="advanced_listbox">
 				<placement x="%indent%" y="%row13a_y%" w="%content_width%" h="%listbox_advanced_height%"/>
-				<listitem name="{@decrypt_users=Decrypt Users}">
-					<conditions>
-						<condition var1="tw_is_fbe" var2="1"/>
-						<condition var1="tw_all_users_decrypted" var2="0"/>
-					</conditions>
-					<actions>
-						<action function="set">tw_crypto_user_id=</action>
-						<action function="page">decrypt_users</action>
-					</actions>
-				</listitem>
 				<listitem name="{@reload_theme_btn=Reload Theme}">
 					<action function="reload"/>
 				</listitem>
@@ -4577,17 +4557,10 @@
 			</text>
 
 			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" op="!=" var2="1"/>
 				<placement x="%center_x%" y="%row2_y%" placement="5"/>
 				<text>{@decrypt_data_enter_pass=Enter Password:}</text>
 			</text>
 
-			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" var2="1"/>
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
-			</text>
-
 			<input>
 				<placement x="%indent%" y="%row3_input_y%" w="%content_width%" h="%input_height%"/>
 				<text>%tw_crypto_display%</text>
@@ -4643,17 +4616,10 @@
 			</text>
 
 			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" op="!=" var2="1"/>
 				<placement x="%center_x%" y="%row2_y%" placement="5"/>
 				<text>{@decrypt_data_enter_pattern=Enter Pattern.}</text>
 			</text>
 
-			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" var2="1"/>
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_data_enter_pattern_fbe=Enter Pattern for User [%tw_crypto_user_id%]}</text>
-			</text>
-
 			<text style="text_m_fail">
 				<condition var1="tw_password_fail" var2="1"/>
 				<placement x="%center_x%" y="%row3_y%" placement="5"/>
@@ -5173,44 +5139,5 @@
 				<action function="screenshot"/>
 			</action>
 		</page>
-
-		<page name="decrypt_users">
-			<template name="page"/>
-
-			<text style="text_l">
-				<placement x="%col1_x_header%" y="%row3_header_y%"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-			</text>
-
-			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
-			</text>
-
-			<listbox>
-				<placement x="%indent%" y="%row3_y%" w="%content_width%" h="%listbox_advanced_height%"/>
-				<text>{@select_user=Select User}</text>
-				<icon selected="radio_true" unselected="radio_false" />
-				<data name="tw_crypto_user_id" />
-			</listbox>
-
-			<button style="main_button_half_height">
-				<placement x="%center_x%" y="%row21a_y%"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="page">decrypt</action>
-			</button>
-
-			<action>
-				<touch key="home"/>
-				<action function="page">main</action>
-			</action>
-
-			<action>
-				<touch key="back"/>
-				<action function="page">advanced</action>
-			</action>
-		</page>
 	</pages>
 </recovery>
diff --git a/gui/theme/common/watch.xml b/gui/theme/common/watch.xml
index af6a643..70ccf38 100755
--- a/gui/theme/common/watch.xml
+++ b/gui/theme/common/watch.xml
@@ -975,7 +975,6 @@
 				<action function="set">tw_cancel_param=</action>
 				<action function="set">tw_show_exclamation=0</action>
 				<action function="set">tw_show_reboot=0</action>
-				<action function="set">tw_crypto_user_id=</action>
 				<action function="page">%tw_clear_destination%</action>
 			</action>
 		</page>
@@ -1386,13 +1385,8 @@
 			</text>
 
 			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@factory_reset5=(not including users/lockscreen)}</text>
-			</text>
-
-			<text style="text_m_accent">
 				<condition var1="tw_has_data_media" var2="1"/>
-				<placement x="%center_x%" y="%row3_y%" placement="5"/>
+				<placement x="%center_x%" y="%row2_y%" placement="5"/>
 				<text>{@factory_reset2=(not including internal storage)}</text>
 			</text>
 
@@ -3200,10 +3194,6 @@
 				</conditions>
 				<placement x="%col1_x_left%" y="%row6_y%"/>
 				<text>{@decrypt_data_btn=Decrypt Data}</text>
-				<action function="set">tw_crypto_user_id=0</action>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
 				<action function="page">decrypt</action>
 			</button>
 
@@ -4168,16 +4158,6 @@
 
 			<listbox style="advanced_listbox">
 				<placement x="%indent%" y="%row2_header_y%" w="%content_width%" h="%fileselector_install_height%"/>
-				<listitem name="{@decrypt_users=Decrypt Users}">
-					<conditions>
-						<condition var1="tw_is_fbe" var2="1"/>
-						<condition var1="tw_all_users_decrypted" var2="0"/>
-					</conditions>
-					<actions>
-						<action function="set">tw_crypto_user_id=</action>
-						<action function="page">decrypt_users</action>
-					</actions>
-				</listitem>
 				<listitem name="{@reload_theme_btn=Reload Theme}">
 					<action function="reload"/>
 				</listitem>
@@ -5276,17 +5256,10 @@
 			</text>
 
 			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" op="!=" var2="1"/>
 				<placement x="%col1_x_left%" y="%row1_y%"/>
 				<text>{@decrypt_data_enter_pass=Enter Password:}</text>
 			</text>
 
-			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" var2="1"/>
-				<placement x="%col1_x_left%" y="%row1_y%"/>
-				<text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
-			</text>
-
 			<input>
 				<placement x="%col1_x_left%" y="%row2_y%" w="%content_width%" h="%input_height%"/>
 				<text>%tw_crypto_display%</text>
@@ -5343,19 +5316,11 @@
 			</text>
 
 			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" op="!=" var2="1"/>
 				<condition var1="tw_password_fail" op="!=" var2="1"/>
 				<placement x="%center_x%" y="%row5_y%" placement="5"/>
 				<text>{@decrypt_data_enter_pattern=Enter Pattern.}</text>
 			</text>
 
-			<text style="text_m_accent">
-				<condition var1="tw_is_fbe" var2="1"/>
-				<condition var1="tw_password_fail" op="!=" var2="1"/>
-				<placement x="%center_x%" y="%row5_y%" placement="5"/>
-				<text>{@decrypt_data_enter_pattern_fbe=Enter Pattern for User [%tw_crypto_user_id%]}</text>
-			</text>
-
 			<text style="text_m_fail">
 				<condition var1="tw_password_fail" var2="1"/>
 				<placement x="%center_x%" y="%row5_y%" placement="5"/>
@@ -5746,44 +5711,5 @@
 				<action function="screenshot"/>
 			</action>
 		</page>
-
-		<page name="decrypt_users">
-			<template name="page"/>
-
-			<text style="text_l">
-				<placement x="%col1_x_header%" y="%row3_header_y%"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-			</text>
-
-			<text style="text_m_accent">
-				<placement x="%center_x%" y="%row2_y%" placement="5"/>
-				<text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
-			</text>
-
-			<listbox>
-				<placement x="%indent%" y="%row2_header_y%" w="%content_width%" h="%fileselector_install_height%"/>
-				<text>{@select_user=Select User}</text>
-				<icon selected="radio_true" unselected="radio_false" />
-				<data name="tw_crypto_user_id" />
-			</listbox>
-
-			<button style="main_button_half_height">
-				<placement x="%col1_x_left%" y="%row13_y%" textplacement="6"/>
-				<text>{@decrypt_users=Decrypt Users}</text>
-				<action function="set">tw_crypto_password=</action>
-				<action function="set">tw_password_fail=0</action>
-				<action function="page">decrypt</action>
-			</button>
-
-			<action>
-				<touch key="home"/>
-				<action function="page">main</action>
-			</action>
-
-			<action>
-				<touch key="back"/>
-				<action function="page">advanced</action>
-			</action>
-		</page>
 	</pages>
 </recovery>