partition_info_t *create_partition(const char *device_name, partition_info_t **new_part_info)
{
partition_info_t *follow_part_info;
u32 partition_order;
u64 size_in_kilobytes = 0, total_kilobytes = 0, used_kilobytes = 0;
char buf1[PATH_MAX], buf2[64], buf3[PATH_MAX]; // options of mount info needs more buffer size.
int len;
if(new_part_info == NULL)
return NULL;
*new_part_info = NULL; // initial value.
if(device_name == NULL || get_device_type_by_device(device_name) != DEVICE_TYPE_DISK)
return NULL;
if(!is_disk_name(device_name) && !is_partition_name(device_name, &partition_order))
return NULL;
if(initial_part_data(&follow_part_info) == NULL)
return NULL;
len = strlen(device_name);
follow_part_info->device = (char *)malloc(len+1);
if(!follow_part_info->device){
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->device, device_name, len);
follow_part_info->device[len] = 0;
follow_part_info->partition_order = partition_order;
if(read_mount_data(device_name, buf1, buf2, buf3)){
len = strlen(buf1);
follow_part_info->mount_point = (char *)malloc(len+1);
if(!follow_part_info->mount_point){
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->mount_point, buf1, len);
follow_part_info->mount_point[len] = 0;
len = strlen(buf2);
follow_part_info->file_system = (char *)malloc(len+1);
if(!follow_part_info->file_system){
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->file_system, buf2, len);
follow_part_info->file_system[len] = 0;
len = strlen(buf3);
follow_part_info->permission = (char *)malloc(len+1);
if(!follow_part_info->permission){
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->permission, buf3, len);
follow_part_info->permission[len] = 0;
if(get_mount_size(follow_part_info->mount_point, &total_kilobytes, &used_kilobytes)){
follow_part_info->size_in_kilobytes = total_kilobytes;
follow_part_info->used_kilobytes = used_kilobytes;
}
}
else{
if(is_disk_name(device_name)){ // Disk
free_partition_data(&follow_part_info);
return NULL;
}
else{
len = strlen(PARTITION_TYPE_UNKNOWN);
follow_part_info->file_system = (char *)malloc(len+1);
if(!follow_part_info->file_system){
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->file_system, PARTITION_TYPE_UNKNOWN, len);
follow_part_info->file_system[len] = 0;
get_partition_size(device_name, &size_in_kilobytes);
follow_part_info->size_in_kilobytes = size_in_kilobytes;
}
}
*new_part_info = follow_part_info;
return *new_part_info;
}
partition_info_t *create_partition(const char *device_name, partition_info_t **new_part_info){
partition_info_t *follow_part_info;
char label[128];
u32 partition_order = 0;
u64 size_in_kilobytes = 0, total_kilobytes = 0, used_kilobytes = 0;
char buf1[PATH_MAX], buf2[64], buf3[PATH_MAX]; // options of mount info needs more buffer size.
int len;
if(new_part_info == NULL){
usb_dbg("Bad input!!\n");
return NULL;
}
*new_part_info = NULL; // initial value.
if(device_name == NULL || get_device_type_by_device(device_name) != DEVICE_TYPE_DISK)
return NULL;
if(!is_disk_name(device_name) && !is_partition_name(device_name, &partition_order))
return NULL;
if(initial_part_data(&follow_part_info) == NULL){
usb_dbg("No memory!!(follow_part_info)\n");
return NULL;
}
len = strlen(device_name);
follow_part_info->device = (char *)malloc(len+1);
if(follow_part_info->device == NULL){
usb_dbg("No memory!!(follow_part_info->device)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->device, device_name, len);
follow_part_info->device[len] = 0;
if(find_partition_label(device_name, label)){
strntrim(label);
len = strlen(label);
follow_part_info->label = (char *)malloc(len+1);
if(follow_part_info->label == NULL){
usb_dbg("No memory!!(follow_part_info->label)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->label, label, len);
follow_part_info->label[len] = 0;
}
follow_part_info->partition_order = partition_order;
if(read_mount_data(device_name, buf1, PATH_MAX, buf2, 64, buf3, PATH_MAX)){
len = strlen(buf1);
follow_part_info->mount_point = (char *)malloc(len+1);
if(follow_part_info->mount_point == NULL){
usb_dbg("No memory!!(follow_part_info->mount_point)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->mount_point, buf1, len);
follow_part_info->mount_point[len] = 0;
len = strlen(buf2);
follow_part_info->file_system = (char *)malloc(len+1);
if(follow_part_info->file_system == NULL){
usb_dbg("No memory!!(follow_part_info->file_system)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->file_system, buf2, len);
follow_part_info->file_system[len] = 0;
len = strlen(buf3);
follow_part_info->permission = (char *)malloc(len+1);
if(follow_part_info->permission == NULL){
usb_dbg("No memory!!(follow_part_info->permission)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->permission, buf3, len);
follow_part_info->permission[len] = 0;
if(get_mount_size(follow_part_info->mount_point, &total_kilobytes, &used_kilobytes)){
follow_part_info->size_in_kilobytes = total_kilobytes;
follow_part_info->used_kilobytes = used_kilobytes;
}
}
else{
/*if(is_disk_name(device_name)){ // Disk
free_partition_data(&follow_part_info);
return NULL;
}
else{//*/
len = strlen(PARTITION_TYPE_UNKNOWN);
follow_part_info->file_system = (char *)malloc(len+1);
if(follow_part_info->file_system == NULL){
usb_dbg("No memory!!(follow_part_info->file_system)\n");
free_partition_data(&follow_part_info);
return NULL;
}
strncpy(follow_part_info->file_system, PARTITION_TYPE_UNKNOWN, len);
follow_part_info->file_system[len] = 0;
get_partition_size(device_name, &size_in_kilobytes);
follow_part_info->size_in_kilobytes = size_in_kilobytes;
//}
}
*new_part_info = follow_part_info;
return *new_part_info;
}