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-rw-r--r--partitionmanager.cpp121
-rw-r--r--partitions.hpp1
2 files changed, 40 insertions, 82 deletions
diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index 9b4de4e07..74148bce3 100644
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -1616,110 +1616,67 @@ int TWPartitionManager::Fix_Permissions(void) {
#define CUSTOM_LUN_FILE "/sys/devices/platform/usb_mass_storage/lun%d/file"
#endif
+int TWPartitionManager::Open_Lun_File(string Partition_Path, string Lun_File) {
+ int fd;
+ TWPartition* Part = Find_Partition_By_Path(Partition_Path);
+
+ if (Part == NULL) {
+ LOGE("Unable to locate volume information for USB storage mode.");
+ return false;
+ }
+ if (!Part->UnMount(true))
+ return false;
+
+ if ((fd = open(Lun_File.c_str(), O_WRONLY)) < 0) {
+ LOGE("Unable to open ums lunfile '%s': (%s)\n", Lun_File.c_str(), strerror(errno));
+ return false;
+ }
+
+ if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) {
+ LOGE("Unable to write to ums lunfile '%s': (%s)\n", Lun_File.c_str(), strerror(errno));
+ close(fd);
+ return false;
+ }
+ close(fd);
+ return true;
+}
+
int TWPartitionManager::usb_storage_enable(void) {
- int fd, has_dual, has_data_media;
+ int has_dual, has_data_media;
char lun_file[255];
- TWPartition* Part;
string ext_path;
+ bool has_multiple_lun = false;
DataManager::GetValue(TW_HAS_DUAL_STORAGE, has_dual);
DataManager::GetValue(TW_HAS_DATA_MEDIA, has_data_media);
if (has_dual == 1 && has_data_media == 0) {
- sprintf(lun_file, CUSTOM_LUN_FILE, 1);
- if (!TWFunc::Path_Exists(lun_file)) {
+ string Lun_File_str = CUSTOM_LUN_FILE;
+ size_t found = Lun_File_str.find("%");
+ if (found != string::npos) {
+ sprintf(lun_file, CUSTOM_LUN_FILE, 1);
+ if (TWFunc::Path_Exists(lun_file))
+ has_multiple_lun = true;
+ }
+ if (!has_multiple_lun) {
// Device doesn't have multiple lun files, mount current storage
- Part = Find_Partition_By_Path(DataManager::GetCurrentStoragePath());
- if (Part == NULL) {
- LOGE("Unable to locate volume information for USB storage mode.");
- return false;
- }
- if (!Part->UnMount(true))
- return false;
-
sprintf(lun_file, CUSTOM_LUN_FILE, 0);
- if ((fd = open(lun_file, O_WRONLY)) < 0) {
- LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- return false;
- }
-
- if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) {
- LOGE("Unable to write to ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- close(fd);
- return false;
- }
- close(fd);
+ return Open_Lun_File(DataManager::GetCurrentStoragePath(), lun_file);
} else {
// Device has multiple lun files
- Part = Find_Partition_By_Path(DataManager::GetSettingsStoragePath());
- if (Part == NULL) {
- LOGE("Unable to locate volume information.");
- return false;
- }
- if (!Part->UnMount(true))
- return false;
-
sprintf(lun_file, CUSTOM_LUN_FILE, 0);
- if ((fd = open(lun_file, O_WRONLY)) < 0) {
- LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
+ if (!Open_Lun_File(DataManager::GetSettingsStoragePath(), lun_file))
return false;
- }
-
- if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) {
- LOGE("Unable to write to ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- close(fd);
- return false;
- }
- close(fd);
-
DataManager::GetValue(TW_EXTERNAL_PATH, ext_path);
- Part = Find_Partition_By_Path(ext_path);
- if (Part == NULL) {
- LOGE("Unable to locate volume information.\n");
- return false;
- }
- if (!Part->UnMount(true))
- return false;
-
sprintf(lun_file, CUSTOM_LUN_FILE, 1);
- if ((fd = open(lun_file, O_WRONLY)) < 0) {
- LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- return false;
- }
-
- if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) {
- LOGE("Unable to write to ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- close(fd);
- return false;
- }
- close(fd);
+ return Open_Lun_File(ext_path, lun_file);
}
} else {
if (has_data_media == 0)
ext_path = DataManager::GetCurrentStoragePath();
else
DataManager::GetValue(TW_EXTERNAL_PATH, ext_path);
-
- Part = Find_Partition_By_Path(ext_path);
- if (Part == NULL) {
- LOGE("Unable to locate volume information.\n");
- return false;
- }
- if (!Part->UnMount(true))
- return false;
-
sprintf(lun_file, CUSTOM_LUN_FILE, 0);
-
- if ((fd = open(lun_file, O_WRONLY)) < 0) {
- LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- return false;
- }
-
- if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) {
- LOGE("Unable to write to ums lunfile '%s': (%s)\n", lun_file, strerror(errno));
- close(fd);
- return false;
- }
- close(fd);
+ return Open_Lun_File(ext_path, lun_file);
}
return true;
}
diff --git a/partitions.hpp b/partitions.hpp
index 30d55119b..83e924323 100644
--- a/partitions.hpp
+++ b/partitions.hpp
@@ -191,6 +191,7 @@ private:
bool Backup_Partition(TWPartition* Part, string Backup_Folder, bool generate_md5, unsigned long long* img_bytes_remaining, unsigned long long* file_bytes_remaining, unsigned long *img_time, unsigned long *file_time, unsigned long long *img_bytes, unsigned long long *file_bytes);
bool Restore_Partition(TWPartition* Part, string Restore_Name, int partition_count);
void Output_Partition(TWPartition* Part);
+ int Open_Lun_File(string Partition_Path, string Lun_File);
private:
std::vector<TWPartition*> Partitions; // Vector list of all partitions