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-rw-r--r--data.cpp5
-rw-r--r--gui/theme/common/landscape.xml6
-rw-r--r--gui/theme/common/languages/en.xml1
-rw-r--r--gui/theme/common/portrait.xml8
-rw-r--r--gui/theme/common/watch.xml6
-rw-r--r--twinstall.cpp66
6 files changed, 54 insertions, 38 deletions
diff --git a/data.cpp b/data.cpp
index 5a9055345..c0cb9b85b 100644
--- a/data.cpp
+++ b/data.cpp
@@ -833,20 +833,19 @@ void DataManager::SetDefaultValues()
#else
mConst.SetValue("tw_has_boot_slots", "0");
#endif
+
#ifdef TW_NO_LEGACY_PROPS
LOGINFO("TW_NO_LEGACY_PROPS := true\n");
- mConst.SetValue("tw_enable_legacy_props", "0");
#endif
+
#ifdef TW_OEM_BUILD
LOGINFO("TW_OEM_BUILD := true\n");
mConst.SetValue("tw_oem_build", "1");
- mConst.SetValue("tw_enable_legacy_props", "0");
#else
mConst.SetValue("tw_oem_build", "0");
mPersist.SetValue("tw_app_prompt", "1");
mPersist.SetValue("tw_app_install_system", "1");
mData.SetValue("tw_app_install_status", "0"); // 0 = no status, 1 = not installed, 2 = already installed
- mPersist.SetValue("tw_enable_legacy_props", "0");
#endif
pthread_mutex_unlock(&m_valuesLock);
diff --git a/gui/theme/common/landscape.xml b/gui/theme/common/landscape.xml
index 5e640104d..c3d89fe2d 100644
--- a/gui/theme/common/landscape.xml
+++ b/gui/theme/common/landscape.xml
@@ -447,12 +447,6 @@
<data variable="tw_install_reboot"/>
</checkbox>
- <checkbox>
- <placement x="%col1_x_right%" y="%row13a_y%"/>
- <text>{@enable_legacy_props_chk=Enable legacy properties for old zips}</text>
- <data variable="tw_enable_legacy_props"/>
- </checkbox>
-
<button style="main_button_half_width">
<placement x="%col1_x_left%" y="%row15a_y%"/>
<text>{@zip_add_btn=Add more Zips}</text>
diff --git a/gui/theme/common/languages/en.xml b/gui/theme/common/languages/en.xml
index 559475c01..8a1be1875 100644
--- a/gui/theme/common/languages/en.xml
+++ b/gui/theme/common/languages/en.xml
@@ -82,7 +82,6 @@
<string name="folder">Folder:</string>
<string name="file">File:</string>
<string name="zip_sig_chk">Zip signature verification</string>
- <string name="enable_legacy_props_chk">Enable legacy properties for old zips</string>
<string name="inject_twrp_chk">Inject TWRP after install</string>
<string name="install_reboot_chk">Reboot after installation is complete</string>
<string name="options_hdr">Options</string>
diff --git a/gui/theme/common/portrait.xml b/gui/theme/common/portrait.xml
index c101014ac..f163bea8b 100644
--- a/gui/theme/common/portrait.xml
+++ b/gui/theme/common/portrait.xml
@@ -393,14 +393,8 @@
</checkbox>
<checkbox>
- <placement x="%indent%" y="%row15_y%"/>
- <text>{@enable_legacy_props_chk=Enable legacy properties for old zips}</text>
- <data variable="tw_enable_legacy_props"/>
- </checkbox>
-
- <checkbox>
<condition var1="tw_has_injecttwrp" var2="1"/>
- <placement x="%indent%" y="%row16a_y%"/>
+ <placement x="%indent%" y="%row15_y%"/>
<text>{@inject_twrp_chk=Inject TWRP after install}</text>
<data variable="tw_inject_after_zip"/>
</checkbox>
diff --git a/gui/theme/common/watch.xml b/gui/theme/common/watch.xml
index 2a8234559..d5ef86972 100644
--- a/gui/theme/common/watch.xml
+++ b/gui/theme/common/watch.xml
@@ -555,12 +555,6 @@
<data variable="tw_install_reboot"/>
</checkbox>
- <checkbox>
- <placement x="%indent%" y="%row5a_y%"/>
- <text>{@enable_legacy_props_chk=Enable legacy properties for old zips}</text>
- <data variable="tw_enable_legacy_props"/>
- </checkbox>
-
<button>
<placement x="%col1_x_left%" y="%row11_y%"/>
<highlight color="%highlight_color%"/>
diff --git a/twinstall.cpp b/twinstall.cpp
index b0b6f3d17..0aaab4534 100644
--- a/twinstall.cpp
+++ b/twinstall.cpp
@@ -16,10 +16,16 @@
along with TWRP. If not, see <http://www.gnu.org/licenses/>.
*/
+
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE
+#endif
+
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <limits.h>
+#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <unistd.h>
@@ -167,19 +173,51 @@ static int Prepare_Update_Binary(const char *path, ZipWrap *Zip, int* wipe_cache
return INSTALL_SUCCESS;
}
+static bool update_binary_has_legacy_properties(const char *binary) {
+ const char str_to_match[] = "ANDROID_PROPERTY_WORKSPACE";
+ int len_to_match = sizeof(str_to_match) - 1;
+ bool found = false;
+
+ int fd = open(binary, O_RDONLY);
+ if (fd < 0) {
+ LOGINFO("has_legacy_properties: Could not open %s: %s!\n", binary, strerror(errno));
+ return false;
+ }
+
+ struct stat finfo;
+ if (fstat(fd, &finfo) < 0) {
+ LOGINFO("has_legacy_properties: Could not fstat %d: %s!\n", fd, strerror(errno));
+ close(fd);
+ return false;
+ }
+
+ void *data = mmap(NULL, finfo.st_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ if (data == MAP_FAILED) {
+ LOGINFO("has_legacy_properties: mmap (size=%lld) failed: %s!\n", finfo.st_size, strerror(errno));
+ } else {
+ if (memmem(data, finfo.st_size, str_to_match, len_to_match)) {
+ LOGINFO("has_legacy_properties: Found legacy property match!\n");
+ found = true;
+ }
+ munmap(data, finfo.st_size);
+ }
+ close(fd);
+
+ return found;
+}
+
static int Run_Update_Binary(const char *path, ZipWrap *Zip, int* wipe_cache, zip_type ztype) {
int ret_val, pipe_fd[2], status, zip_verify;
char buffer[1024];
FILE* child_data;
#ifndef TW_NO_LEGACY_PROPS
- if (DataManager::GetIntValue("tw_enable_legacy_props") != 0) {
- /* Set legacy properties */
- if (switch_to_legacy_properties() != 0) {
- LOGERR("Legacy property environment did not initialize successfully. Properties may not be detected.\n");
- } else {
- LOGINFO("Legacy property environment initialized.\n");
- }
+ if (!update_binary_has_legacy_properties(TMP_UPDATER_BINARY_PATH)) {
+ LOGINFO("Legacy property environment not used in updater.\n");
+ } else if (switch_to_legacy_properties() != 0) { /* Set legacy properties */
+ LOGERR("Legacy property environment did not initialize successfully. Properties may not be detected.\n");
+ } else {
+ LOGINFO("Legacy property environment initialized.\n");
}
#endif
@@ -260,14 +298,12 @@ static int Run_Update_Binary(const char *path, ZipWrap *Zip, int* wipe_cache, zi
int waitrc = TWFunc::Wait_For_Child(pid, &status, "Updater");
#ifndef TW_NO_LEGACY_PROPS
- if (DataManager::GetIntValue("tw_enable_legacy_props") != 0) {
- /* Unset legacy properties */
- if (legacy_props_path_modified) {
- if (switch_to_new_properties() != 0) {
- LOGERR("Legacy property environment did not disable successfully. Legacy properties may still be in use.\n");
- } else {
- LOGINFO("Legacy property environment disabled.\n");
- }
+ /* Unset legacy properties */
+ if (legacy_props_path_modified) {
+ if (switch_to_new_properties() != 0) {
+ LOGERR("Legacy property environment did not disable successfully. Legacy properties may still be in use.\n");
+ } else {
+ LOGINFO("Legacy property environment disabled.\n");
}
}
#endif