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-rw-r--r--data.cpp151
1 files changed, 32 insertions, 119 deletions
diff --git a/data.cpp b/data.cpp
index 88bc86ada..3259a2132 100644
--- a/data.cpp
+++ b/data.cpp
@@ -59,7 +59,6 @@
extern "C"
{
#include "twcommon.h"
- #include "data.h"
#include "gui/pages.h"
#include "minuitwrp/minui.h"
void gui_notifyVarChange(const char *name, const char* value);
@@ -79,6 +78,8 @@ extern blanktimer blankTimer;
#endif
extern bool datamedia;
+pthread_mutex_t DataManager::m_valuesLock = PTHREAD_RECURSIVE_MUTEX_INITIALIZER;
+
// Device ID functions
void DataManager::sanitize_device_id(char* device_id) {
const char* whitelist ="abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890-._";
@@ -221,7 +222,10 @@ void DataManager::get_device_id(void) {
int DataManager::ResetDefaults()
{
+ pthread_mutex_lock(&m_valuesLock);
mValues.clear();
+ pthread_mutex_unlock(&m_valuesLock);
+
mConstValues.clear();
SetDefaultValues();
return 0;
@@ -270,6 +274,8 @@ int DataManager::LoadValues(const string filename)
map<string, TStrIntPair>::iterator pos;
+ pthread_mutex_lock(&m_valuesLock);
+
pos = mValues.find(Name);
if (pos != mValues.end())
{
@@ -278,6 +284,9 @@ int DataManager::LoadValues(const string filename)
}
else
mValues.insert(TNameValuePair(Name, TStrIntPair(Value, 1)));
+
+ pthread_mutex_unlock(&m_valuesLock);
+
#ifndef TW_NO_SCREEN_TIMEOUT
if (Name == "tw_screen_timeout_secs")
blankTimer.setTime(atoi(Value.c_str()));
@@ -319,6 +328,8 @@ int DataManager::SaveValues()
int file_version = FILE_VERSION;
fwrite(&file_version, 1, sizeof(int), out);
+ pthread_mutex_lock(&m_valuesLock);
+
map<string, TStrIntPair>::iterator iter;
for (iter = mValues.begin(); iter != mValues.end(); ++iter)
{
@@ -333,6 +344,9 @@ int DataManager::SaveValues()
fwrite(iter->second.first.c_str(), 1, length, out);
}
}
+
+ pthread_mutex_unlock(&m_valuesLock);
+
fclose(out);
tw_set_default_metadata(mBackingFile.c_str());
#endif // ifdef TW_OEM_BUILD
@@ -364,12 +378,16 @@ int DataManager::GetValue(const string varName, string& value)
return 0;
}
+ pthread_mutex_lock(&m_valuesLock);
map<string, TStrIntPair>::iterator pos;
pos = mValues.find(localStr);
- if (pos == mValues.end())
+ if (pos == mValues.end()){
+ pthread_mutex_unlock(&m_valuesLock);
return -1;
+ }
value = pos->second.first;
+ pthread_mutex_unlock(&m_valuesLock);
return 0;
}
@@ -406,25 +424,6 @@ unsigned long long DataManager::GetValue(const string varName, unsigned long lon
return 0;
}
-// This is a dangerous function. It will create the value if it doesn't exist so it has a valid c_str
-string& DataManager::GetValueRef(const string varName)
-{
- if (!mInitialized)
- SetDefaultValues();
-
- map<string, string>::iterator constPos;
- constPos = mConstValues.find(varName);
- if (constPos != mConstValues.end())
- return constPos->second;
-
- map<string, TStrIntPair>::iterator pos;
- pos = mValues.find(varName);
- if (pos == mValues.end())
- pos = (mValues.insert(TNameValuePair(varName, TStrIntPair("", 0)))).first;
-
- return pos->second.first;
-}
-
// This function will return an empty string if the value doesn't exist
string DataManager::GetStrValue(const string varName)
{
@@ -457,6 +456,8 @@ int DataManager::SetValue(const string varName, string value, int persist /* = 0
if (constChk != mConstValues.end())
return -1;
+ pthread_mutex_lock(&m_valuesLock);
+
map<string, TStrIntPair>::iterator pos;
pos = mValues.find(varName);
if (pos == mValues.end())
@@ -467,6 +468,8 @@ int DataManager::SetValue(const string varName, string value, int persist /* = 0
if (pos->second.second != 0)
SaveValues();
+ pthread_mutex_unlock(&m_valuesLock);
+
#ifndef TW_NO_SCREEN_TIMEOUT
if (varName == "tw_screen_timeout_secs") {
blankTimer.setTime(atoi(value.c_str()));
@@ -535,13 +538,15 @@ void DataManager::DumpValues()
{
map<string, TStrIntPair>::iterator iter;
gui_print("Data Manager dump - Values with leading X are persisted.\n");
+ pthread_mutex_lock(&m_valuesLock);
for (iter = mValues.begin(); iter != mValues.end(); ++iter)
gui_print("%c %s=%s\n", iter->second.second ? 'X' : ' ', iter->first.c_str(), iter->second.first.c_str());
+ pthread_mutex_unlock(&m_valuesLock);
}
void DataManager::update_tz_environment_variables(void)
{
- setenv("TZ", DataManager_GetStrValue(TW_TIME_ZONE_VAR), 1);
+ setenv("TZ", GetStrValue(TW_TIME_ZONE_VAR).c_str(), 1);
tzset();
}
@@ -589,6 +594,8 @@ void DataManager::SetDefaultValues()
get_device_id();
+ pthread_mutex_lock(&m_valuesLock);
+
mInitialized = 1;
mConstValues.insert(make_pair("true", "1"));
@@ -848,6 +855,8 @@ void DataManager::SetDefaultValues()
mConstValues.insert(make_pair("tw_has_mtp", "0"));
mConstValues.insert(make_pair("tw_mtp_enabled", "0"));
#endif
+
+ pthread_mutex_unlock(&m_valuesLock);
}
// Magic Values
@@ -1012,7 +1021,7 @@ void DataManager::ReadSettingsFile(void)
memset(mkdir_path, 0, sizeof(mkdir_path));
memset(settings_file, 0, sizeof(settings_file));
- sprintf(mkdir_path, "%s/TWRP", DataManager_GetSettingsStoragePath());
+ sprintf(mkdir_path, "%s/TWRP", GetSettingsStoragePath().c_str());
sprintf(settings_file, "%s/.twrps", mkdir_path);
if (!PartitionManager.Mount_Settings_Storage(false))
@@ -1042,107 +1051,11 @@ string DataManager::GetCurrentStoragePath(void)
return GetStrValue("tw_storage_path");
}
-string& DataManager::CGetCurrentStoragePath()
-{
- return GetValueRef("tw_storage_path");
-}
-
string DataManager::GetSettingsStoragePath(void)
{
return GetStrValue("tw_settings_path");
}
-string& DataManager::CGetSettingsStoragePath()
-{
- return GetValueRef("tw_settings_path");
-}
-
-extern "C" int DataManager_ResetDefaults(void)
-{
- return DataManager::ResetDefaults();
-}
-
-extern "C" void DataManager_LoadDefaults(void)
-{
- return DataManager::SetDefaultValues();
-}
-
-extern "C" int DataManager_LoadValues(const char* filename)
-{
- return DataManager::LoadValues(filename);
-}
-
-extern "C" int DataManager_Flush(void)
-{
- return DataManager::Flush();
-}
-
-extern "C" int DataManager_GetValue(const char* varName, char* value)
-{
- int ret;
- string str;
-
- ret = DataManager::GetValue(varName, str);
- if (ret == 0)
- strcpy(value, str.c_str());
- return ret;
-}
-
-extern "C" const char* DataManager_GetStrValue(const char* varName)
-{
- string& str = DataManager::GetValueRef(varName);
- return str.c_str();
-}
-
-extern "C" const char* DataManager_GetCurrentStoragePath(void)
-{
- string& str = DataManager::CGetCurrentStoragePath();
- return str.c_str();
-}
-
-extern "C" const char* DataManager_GetSettingsStoragePath(void)
-{
- string& str = DataManager::CGetSettingsStoragePath();
- return str.c_str();
-}
-
-extern "C" int DataManager_GetIntValue(const char* varName)
-{
- return DataManager::GetIntValue(varName);
-}
-
-extern "C" int DataManager_SetStrValue(const char* varName, char* value)
-{
- return DataManager::SetValue(varName, value, 0);
-}
-
-extern "C" int DataManager_SetIntValue(const char* varName, int value)
-{
- return DataManager::SetValue(varName, value, 0);
-}
-
-extern "C" int DataManager_SetFloatValue(const char* varName, float value)
-{
- return DataManager::SetValue(varName, value, 0);
-}
-
-extern "C" int DataManager_ToggleIntValue(const char* varName)
-{
- if (DataManager::GetIntValue(varName))
- return DataManager::SetValue(varName, 0);
- else
- return DataManager::SetValue(varName, 1);
-}
-
-extern "C" void DataManager_DumpValues(void)
-{
- return DataManager::DumpValues();
-}
-
-extern "C" void DataManager_ReadSettingsFile(void)
-{
- return DataManager::ReadSettingsFile();
-}
void DataManager::Vibrate(const string varName)
{
int vib_value = 0;