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-rw-r--r--bootloader.cpp72
-rw-r--r--bootloader.h2
-rw-r--r--twrp.cpp493
3 files changed, 326 insertions, 241 deletions
diff --git a/bootloader.cpp b/bootloader.cpp
index 6b42b947a..ff0dc6826 100644
--- a/bootloader.cpp
+++ b/bootloader.cpp
@@ -265,3 +265,75 @@ int set_bootloader_message_block_name(const struct bootloader_message *in,
}
return 0;
}
+
+static const char *COMMAND_FILE = "/cache/recovery/command";
+static const int MAX_ARG_LENGTH = 4096;
+static const int MAX_ARGS = 100;
+
+// command line args come from, in decreasing precedence:
+// - the actual command line
+// - the bootloader control block (one per line, after "recovery")
+// - the contents of COMMAND_FILE (one per line)
+void
+get_args(int *argc, char ***argv) {
+ struct bootloader_message boot;
+ memset(&boot, 0, sizeof(boot));
+ get_bootloader_message(&boot); // this may fail, leaving a zeroed structure
+
+ if (boot.command[0] != 0 && boot.command[0] != 255) {
+ LOGI("Boot command: %.*s\n", sizeof(boot.command), boot.command);
+ }
+
+ if (boot.status[0] != 0 && boot.status[0] != 255) {
+ LOGI("Boot status: %.*s\n", sizeof(boot.status), boot.status);
+ }
+
+ // --- if arguments weren't supplied, look in the bootloader control block
+ if (*argc <= 1) {
+ boot.recovery[sizeof(boot.recovery) - 1] = '\0'; // Ensure termination
+ const char *arg = strtok(boot.recovery, "\n");
+ if (arg != NULL && !strcmp(arg, "recovery")) {
+ *argv = (char **) malloc(sizeof(char *) * MAX_ARGS);
+ (*argv)[0] = strdup(arg);
+ for (*argc = 1; *argc < MAX_ARGS; ++*argc) {
+ if ((arg = strtok(NULL, "\n")) == NULL) break;
+ (*argv)[*argc] = strdup(arg);
+ }
+ LOGI("Got arguments from boot message\n");
+ } else if (boot.recovery[0] != 0 && boot.recovery[0] != 255) {
+ LOGE("Bad boot message\n\"%.20s\"\n", boot.recovery);
+ }
+ }
+
+ // --- if that doesn't work, try the command file
+ if (*argc <= 1) {
+ FILE *fp = fopen(COMMAND_FILE, "r");
+ if (fp != NULL) {
+ char *argv0 = (*argv)[0];
+ *argv = (char **) malloc(sizeof(char *) * MAX_ARGS);
+ (*argv)[0] = argv0; // use the same program name
+
+ char buf[MAX_ARG_LENGTH];
+ for (*argc = 1; *argc < MAX_ARGS; ++*argc) {
+ if (!fgets(buf, sizeof(buf), fp)) break;
+ (*argv)[*argc] = strdup(strtok(buf, "\r\n")); // Strip newline.
+ }
+
+ fflush(fp);
+ if (ferror(fp)) LOGE("Error in %s\n(%s)\n", COMMAND_FILE, strerror(errno));
+ fclose(fp);
+ LOGI("Got arguments from %s\n", COMMAND_FILE);
+ }
+ }
+
+ // --> write the arguments we have back into the bootloader control block
+ // always boot into recovery after this (until finish_recovery() is called)
+ strlcpy(boot.command, "boot-recovery", sizeof(boot.command));
+ strlcpy(boot.recovery, "recovery\n", sizeof(boot.recovery));
+ int i;
+ for (i = 1; i < *argc; ++i) {
+ strlcat(boot.recovery, (*argv)[i], sizeof(boot.recovery));
+ strlcat(boot.recovery, "\n", sizeof(boot.recovery));
+ }
+ set_bootloader_message(&boot);
+}
diff --git a/bootloader.h b/bootloader.h
index 38bb19e9b..ead1d0b52 100644
--- a/bootloader.h
+++ b/bootloader.h
@@ -54,6 +54,8 @@ int set_bootloader_message(const struct bootloader_message *in);
int set_bootloader_message_mtd_name(const struct bootloader_message *in, const char* mtd_name);
int set_bootloader_message_block_name(const struct bootloader_message *in, const char* block_name);
+void get_args(int *argc, char ***argv);
+
#ifdef __cplusplus
}
#endif
diff --git a/twrp.cpp b/twrp.cpp
index 9825ebf52..bc3ce7b6d 100644
--- a/twrp.cpp
+++ b/twrp.cpp
@@ -1,241 +1,252 @@
-/*
- Copyright 2013 bigbiff/Dees_Troy TeamWin
- This file is part of TWRP/TeamWin Recovery Project.
-
- TWRP is free software: you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- TWRP is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with TWRP. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/types.h>
-#include <time.h>
-#include <unistd.h>
-
-#include "cutils/properties.h"
-extern "C" {
-#include "minadbd/adb.h"
-}
-
-#ifdef ANDROID_RB_RESTART
-#include "cutils/android_reboot.h"
-#else
-#include <sys/reboot.h>
-#endif
-
-extern "C" {
-#include "gui/gui.h"
-}
-#include "twcommon.h"
-#include "twrp-functions.hpp"
-#include "data.hpp"
-#include "partitions.hpp"
-#include "openrecoveryscript.hpp"
-#include "variables.h"
-
-TWPartitionManager PartitionManager;
-int Log_Offset;
-
-static void Print_Prop(const char *key, const char *name, void *cookie) {
- printf("%s=%s\n", key, name);
-}
-
-int main(int argc, char **argv) {
- // Recovery needs to install world-readable files, so clear umask
- // set by init
- umask(0);
-
- Log_Offset = 0;
-
- // Set up temporary log file (/tmp/recovery.log)
- freopen(TMP_LOG_FILE, "a", stdout);
- setbuf(stdout, NULL);
- freopen(TMP_LOG_FILE, "a", stderr);
- setbuf(stderr, NULL);
-
- // Handle ADB sideload
- if (argc == 3 && strcmp(argv[1], "--adbd") == 0) {
- adb_main(argv[2]);
- return 0;
- }
-
- time_t StartupTime = time(NULL);
- printf("Starting TWRP %s on %s", TW_VERSION_STR, ctime(&StartupTime));
-
- // Load default values to set DataManager constants and handle ifdefs
- DataManager::SetDefaultValues();
- printf("Starting the UI...");
- gui_init();
- printf("=> Linking mtab\n");
- symlink("/proc/mounts", "/etc/mtab");
- printf("=> Processing recovery.fstab\n");
- if (!PartitionManager.Process_Fstab("/etc/recovery.fstab", 1)) {
- LOGERR("Failing out of recovery due to problem with recovery.fstab.\n");
- return -1;
- }
- PartitionManager.Output_Partition_Logging();
- // Load up all the resources
- gui_loadResources();
-
- PartitionManager.Mount_By_Path("/cache", true);
-
- string Zip_File, Reboot_Value;
- bool Cache_Wipe = false, Factory_Reset = false, Perform_Backup = false;
-
- int index, index2;
- char* ptr;
- printf("Startup Commands: ");
- for (index = 1; index < argc; index++) {
- printf(" '%s'", argv[index]);
- if (*argv[index] == 'u') {
- ptr = argv[index];
- index2 = 0;
- while (*ptr != '=' && *ptr != '\n')
- ptr++;
- if (*ptr) {
- Zip_File = ptr;
- } else
- LOGERR("argument error specifying zip file\n");
- } else if (*argv[index] == 'c') {
- Cache_Wipe = true;
- } else if (*argv[index] == 'w') {
- Factory_Reset = true;
- } else if (*argv[index] == 'n') {
- Perform_Backup = true;
- } else if (*argv[index] == 's') {
- ptr = argv[index];
- index2 = 0;
- while (*ptr != '=' && *ptr != '\n')
- ptr++;
- if (*ptr) {
- Reboot_Value = *ptr;
- }
- }
- }
-
- char twrp_booted[PROPERTY_VALUE_MAX];
- property_get("ro.twrp.boot", twrp_booted, "0");
- if (strcmp(twrp_booted, "0") == 0) {
- property_list(Print_Prop, NULL);
- printf("\n");
- property_set("ro.twrp.boot", "1");
- }
-
- // Check for and run startup script if script exists
- TWFunc::check_and_run_script("/sbin/runatboot.sh", "boot");
- TWFunc::check_and_run_script("/sbin/postrecoveryboot.sh", "boot");
-
-#ifdef TW_INCLUDE_INJECTTWRP
- // Back up TWRP Ramdisk if needed:
- TWPartition* Boot = PartitionManager.Find_Partition_By_Path("/boot");
- string result;
- LOGINFO("Backing up TWRP ramdisk...\n");
- if (Boot == NULL || Boot->Current_File_System != "emmc")
- TWFunc::Exec_Cmd("injecttwrp --backup /tmp/backup_recovery_ramdisk.img", result);
- else {
- string injectcmd = "injecttwrp --backup /tmp/backup_recovery_ramdisk.img bd=" + Boot->Actual_Block_Device;
- TWFunc::Exec_Cmd(injectcmd, result);
- }
- LOGINFO("Backup of TWRP ramdisk done.\n");
-#endif
-
- bool Keep_Going = true;
- if (Perform_Backup) {
- DataManager::SetValue(TW_BACKUP_NAME, "(Current Date)");
- if (!OpenRecoveryScript::Insert_ORS_Command("backup BSDCAE\n"))
- Keep_Going = false;
- }
- if (Keep_Going && !Zip_File.empty()) {
- string ORSCommand = "install " + Zip_File;
-
- if (!OpenRecoveryScript::Insert_ORS_Command(ORSCommand))
- Keep_Going = false;
- }
- if (Keep_Going) {
- if (Factory_Reset) {
- if (!OpenRecoveryScript::Insert_ORS_Command("wipe data\n"))
- Keep_Going = false;
- } else if (Cache_Wipe) {
- if (!OpenRecoveryScript::Insert_ORS_Command("wipe cache\n"))
- Keep_Going = false;
- }
- }
-
- TWFunc::Update_Log_File();
- // Offer to decrypt if the device is encrypted
- if (DataManager::GetIntValue(TW_IS_ENCRYPTED) != 0) {
- LOGINFO("Is encrypted, do decrypt page first\n");
- if (gui_startPage("decrypt") != 0) {
- LOGERR("Failed to start decrypt GUI page.\n");
- }
- }
-
- // Read the settings file
- DataManager::ReadSettingsFile();
- // Run any outstanding OpenRecoveryScript
- if (DataManager::GetIntValue(TW_IS_ENCRYPTED) == 0 && (TWFunc::Path_Exists(SCRIPT_FILE_TMP) || TWFunc::Path_Exists(SCRIPT_FILE_CACHE))) {
- OpenRecoveryScript::Run_OpenRecoveryScript();
- }
- // Launch the main GUI
- gui_start();
-
- // Check for su to see if the device is rooted or not
- if (PartitionManager.Mount_By_Path("/system", false)) {
- // Disable flashing of stock recovery
- if (TWFunc::Path_Exists("/system/recovery-from-boot.p")) {
- rename("/system/recovery-from-boot.p", "/system/recovery-from-boot.bak");
- gui_print("Renamed stock recovery file in /system to prevent\nthe stock ROM from replacing TWRP.\n");
- }
- if (TWFunc::Path_Exists("/supersu/su") && !TWFunc::Path_Exists("/system/bin/su") && !TWFunc::Path_Exists("/system/xbin/su") && !TWFunc::Path_Exists("/system/bin/.ext/.su")) {
- // Device doesn't have su installed
- DataManager::SetValue("tw_busy", 1);
- if (gui_startPage("installsu") != 0) {
- LOGERR("Failed to start decrypt GUI page.\n");
- }
- } else if (TWFunc::Check_su_Perms() > 0) {
- // su perms are set incorrectly
- DataManager::SetValue("tw_busy", 1);
- if (gui_startPage("fixsu") != 0) {
- LOGERR("Failed to start decrypt GUI page.\n");
- }
- }
- sync();
- PartitionManager.UnMount_By_Path("/system", false);
- }
-
- // Reboot
- TWFunc::Update_Intent_File(Reboot_Value);
- TWFunc::Update_Log_File();
- gui_print("Rebooting...\n");
- string Reboot_Arg;
- DataManager::GetValue("tw_reboot_arg", Reboot_Arg);
- if (Reboot_Arg == "recovery")
- TWFunc::tw_reboot(rb_recovery);
- else if (Reboot_Arg == "poweroff")
- TWFunc::tw_reboot(rb_poweroff);
- else if (Reboot_Arg == "bootloader")
- TWFunc::tw_reboot(rb_bootloader);
- else if (Reboot_Arg == "download")
- TWFunc::tw_reboot(rb_download);
- else
- TWFunc::tw_reboot(rb_system);
-
-#ifdef ANDROID_RB_RESTART
- android_reboot(ANDROID_RB_RESTART, 0, 0);
-#else
- reboot(RB_AUTOBOOT);
-#endif
- return 0;
-}
+/*
+ Copyright 2013 bigbiff/Dees_Troy TeamWin
+ This file is part of TWRP/TeamWin Recovery Project.
+
+ TWRP is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ TWRP is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with TWRP. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <time.h>
+#include <unistd.h>
+
+#include "cutils/properties.h"
+extern "C" {
+#include "minadbd/adb.h"
+#include "bootloader.h"
+}
+
+#ifdef ANDROID_RB_RESTART
+#include "cutils/android_reboot.h"
+#else
+#include <sys/reboot.h>
+#endif
+
+extern "C" {
+#include "gui/gui.h"
+}
+#include "twcommon.h"
+#include "twrp-functions.hpp"
+#include "data.hpp"
+#include "partitions.hpp"
+#include "openrecoveryscript.hpp"
+#include "variables.h"
+
+TWPartitionManager PartitionManager;
+int Log_Offset;
+
+static void Print_Prop(const char *key, const char *name, void *cookie) {
+ printf("%s=%s\n", key, name);
+}
+
+int main(int argc, char **argv) {
+ // Recovery needs to install world-readable files, so clear umask
+ // set by init
+ umask(0);
+
+ Log_Offset = 0;
+
+ // Set up temporary log file (/tmp/recovery.log)
+ freopen(TMP_LOG_FILE, "a", stdout);
+ setbuf(stdout, NULL);
+ freopen(TMP_LOG_FILE, "a", stderr);
+ setbuf(stderr, NULL);
+
+ // Handle ADB sideload
+ if (argc == 3 && strcmp(argv[1], "--adbd") == 0) {
+ adb_main(argv[2]);
+ return 0;
+ }
+
+ time_t StartupTime = time(NULL);
+ printf("Starting TWRP %s on %s", TW_VERSION_STR, ctime(&StartupTime));
+
+ // Load default values to set DataManager constants and handle ifdefs
+ DataManager::SetDefaultValues();
+ printf("Starting the UI...");
+ gui_init();
+ printf("=> Linking mtab\n");
+ symlink("/proc/mounts", "/etc/mtab");
+ printf("=> Processing recovery.fstab\n");
+ if (!PartitionManager.Process_Fstab("/etc/recovery.fstab", 1)) {
+ LOGERR("Failing out of recovery due to problem with recovery.fstab.\n");
+ return -1;
+ }
+ PartitionManager.Output_Partition_Logging();
+ // Load up all the resources
+ gui_loadResources();
+
+ PartitionManager.Mount_By_Path("/cache", true);
+
+ string Zip_File, Reboot_Value;
+ bool Cache_Wipe = false, Factory_Reset = false, Perform_Backup = false;
+
+ {
+ get_args(&argc, &argv);
+
+ int index, index2, len;
+ char* argptr;
+ char* ptr;
+ printf("Startup Commands: ");
+ for (index = 1; index < argc; index++) {
+ argptr = argv[index];
+ printf(" '%s'", argv[index]);
+ len = strlen(argv[index]);
+ if (*argptr == '-') {argptr++; len--;}
+ if (*argptr == '-') {argptr++; len--;}
+ if (*argptr == 'u') {
+ ptr = argptr;
+ index2 = 0;
+ while (*ptr != '=' && *ptr != '\n')
+ ptr++;
+ if (*ptr) {
+ Zip_File = ptr;
+ } else
+ LOGERR("argument error specifying zip file\n");
+ } else if (*argptr == 'w') {
+ if (len == 9)
+ Factory_Reset = true;
+ else if (len == 10)
+ Cache_Wipe = true;
+ } else if (*argptr == 'n') {
+ Perform_Backup = true;
+ } else if (*argptr == 's') {
+ ptr = argptr;
+ index2 = 0;
+ while (*ptr != '=' && *ptr != '\n')
+ ptr++;
+ if (*ptr) {
+ Reboot_Value = *ptr;
+ }
+ }
+ }
+ }
+
+ char twrp_booted[PROPERTY_VALUE_MAX];
+ property_get("ro.twrp.boot", twrp_booted, "0");
+ if (strcmp(twrp_booted, "0") == 0) {
+ property_list(Print_Prop, NULL);
+ printf("\n");
+ property_set("ro.twrp.boot", "1");
+ }
+
+ // Check for and run startup script if script exists
+ TWFunc::check_and_run_script("/sbin/runatboot.sh", "boot");
+ TWFunc::check_and_run_script("/sbin/postrecoveryboot.sh", "boot");
+
+#ifdef TW_INCLUDE_INJECTTWRP
+ // Back up TWRP Ramdisk if needed:
+ TWPartition* Boot = PartitionManager.Find_Partition_By_Path("/boot");
+ string result;
+ LOGINFO("Backing up TWRP ramdisk...\n");
+ if (Boot == NULL || Boot->Current_File_System != "emmc")
+ TWFunc::Exec_Cmd("injecttwrp --backup /tmp/backup_recovery_ramdisk.img", result);
+ else {
+ string injectcmd = "injecttwrp --backup /tmp/backup_recovery_ramdisk.img bd=" + Boot->Actual_Block_Device;
+ TWFunc::Exec_Cmd(injectcmd, result);
+ }
+ LOGINFO("Backup of TWRP ramdisk done.\n");
+#endif
+
+ bool Keep_Going = true;
+ if (Perform_Backup) {
+ DataManager::SetValue(TW_BACKUP_NAME, "(Current Date)");
+ if (!OpenRecoveryScript::Insert_ORS_Command("backup BSDCAE\n"))
+ Keep_Going = false;
+ }
+ if (Keep_Going && !Zip_File.empty()) {
+ string ORSCommand = "install " + Zip_File;
+
+ if (!OpenRecoveryScript::Insert_ORS_Command(ORSCommand))
+ Keep_Going = false;
+ }
+ if (Keep_Going) {
+ if (Factory_Reset) {
+ if (!OpenRecoveryScript::Insert_ORS_Command("wipe data\n"))
+ Keep_Going = false;
+ } else if (Cache_Wipe) {
+ if (!OpenRecoveryScript::Insert_ORS_Command("wipe cache\n"))
+ Keep_Going = false;
+ }
+ }
+
+ TWFunc::Update_Log_File();
+ // Offer to decrypt if the device is encrypted
+ if (DataManager::GetIntValue(TW_IS_ENCRYPTED) != 0) {
+ LOGINFO("Is encrypted, do decrypt page first\n");
+ if (gui_startPage("decrypt") != 0) {
+ LOGERR("Failed to start decrypt GUI page.\n");
+ }
+ }
+
+ // Read the settings file
+ DataManager::ReadSettingsFile();
+ // Run any outstanding OpenRecoveryScript
+ if (DataManager::GetIntValue(TW_IS_ENCRYPTED) == 0 && (TWFunc::Path_Exists(SCRIPT_FILE_TMP) || TWFunc::Path_Exists(SCRIPT_FILE_CACHE))) {
+ OpenRecoveryScript::Run_OpenRecoveryScript();
+ }
+ // Launch the main GUI
+ gui_start();
+
+ // Check for su to see if the device is rooted or not
+ if (PartitionManager.Mount_By_Path("/system", false)) {
+ // Disable flashing of stock recovery
+ if (TWFunc::Path_Exists("/system/recovery-from-boot.p")) {
+ rename("/system/recovery-from-boot.p", "/system/recovery-from-boot.bak");
+ gui_print("Renamed stock recovery file in /system to prevent\nthe stock ROM from replacing TWRP.\n");
+ }
+ if (TWFunc::Path_Exists("/supersu/su") && !TWFunc::Path_Exists("/system/bin/su") && !TWFunc::Path_Exists("/system/xbin/su") && !TWFunc::Path_Exists("/system/bin/.ext/.su")) {
+ // Device doesn't have su installed
+ DataManager::SetValue("tw_busy", 1);
+ if (gui_startPage("installsu") != 0) {
+ LOGERR("Failed to start decrypt GUI page.\n");
+ }
+ } else if (TWFunc::Check_su_Perms() > 0) {
+ // su perms are set incorrectly
+ DataManager::SetValue("tw_busy", 1);
+ if (gui_startPage("fixsu") != 0) {
+ LOGERR("Failed to start decrypt GUI page.\n");
+ }
+ }
+ sync();
+ PartitionManager.UnMount_By_Path("/system", false);
+ }
+
+ // Reboot
+ TWFunc::Update_Intent_File(Reboot_Value);
+ TWFunc::Update_Log_File();
+ gui_print("Rebooting...\n");
+ string Reboot_Arg;
+ DataManager::GetValue("tw_reboot_arg", Reboot_Arg);
+ if (Reboot_Arg == "recovery")
+ TWFunc::tw_reboot(rb_recovery);
+ else if (Reboot_Arg == "poweroff")
+ TWFunc::tw_reboot(rb_poweroff);
+ else if (Reboot_Arg == "bootloader")
+ TWFunc::tw_reboot(rb_bootloader);
+ else if (Reboot_Arg == "download")
+ TWFunc::tw_reboot(rb_download);
+ else
+ TWFunc::tw_reboot(rb_system);
+
+#ifdef ANDROID_RB_RESTART
+ android_reboot(ANDROID_RB_RESTART, 0, 0);
+#else
+ reboot(RB_AUTOBOOT);
+#endif
+ return 0;
+}