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TegraExplorer/source/storage/mountmanager.c
2020-12-30 22:51:07 +01:00

88 lines
No EOL
2.4 KiB
C

#include "mountmanager.h"
#include "emummc.h"
#include "../tegraexplorer/tconf.h"
#include "nx_emmc.h"
#include "../keys/keys.h"
#include <sec/se.h>
#include <libs/fatfs/ff.h>
#include "nx_emmc_bis.h"
#include "../config.h"
extern hekate_config h_cfg;
void SetKeySlots(){
if (TConf.keysDumped){
se_aes_key_set(0, dumpedKeys.bis_key[0], AES_128_KEY_SIZE);
se_aes_key_set(1, dumpedKeys.bis_key[0] + AES_128_KEY_SIZE, AES_128_KEY_SIZE);
se_aes_key_set(2, dumpedKeys.bis_key[1], AES_128_KEY_SIZE);
se_aes_key_set(3, dumpedKeys.bis_key[1] + AES_128_KEY_SIZE, AES_128_KEY_SIZE);
se_aes_key_set(4, dumpedKeys.bis_key[2], AES_128_KEY_SIZE);
se_aes_key_set(5, dumpedKeys.bis_key[2] + AES_128_KEY_SIZE, AES_128_KEY_SIZE);
// Not for bis but whatever
se_aes_key_set(6, dumpedKeys.header_key + 0x00, 0x10);
se_aes_key_set(7, dumpedKeys.header_key + 0x10, 0x10);
}
}
LIST_INIT(curGpt);
void unmountMMCPart(){
if (TConf.connectedMMCMounted)
f_unmount("bis:");
TConf.connectedMMCMounted = 0;
}
void disconnectMMC(){
unmountMMCPart();
if (TConf.currentMMCConnected != MMC_CONN_None){
TConf.currentMMCConnected = MMC_CONN_None;
emummc_storage_end(&emmc_storage);
nx_emmc_gpt_free(&curGpt);
}
}
int connectMMC(u8 mmcType){
if (mmcType == TConf.currentMMCConnected)
return 0;
disconnectMMC();
h_cfg.emummc_force_disable = (mmcType == MMC_CONN_EMMC) ? 1 : 0;
int res = emummc_storage_init_mmc(&emmc_storage, &emmc_sdmmc);
if (!res){
TConf.currentMMCConnected = mmcType;
emummc_storage_set_mmc_partition(&emmc_storage, 0);
nx_emmc_gpt_parse(&curGpt, &emmc_storage);
}
return res; // deal with the errors later lol
}
ErrCode_t mountMMCPart(const char *partition){
unmountMMCPart();
emummc_storage_set_mmc_partition(&emmc_storage, 0); // why i have to do this twice beats me
emmc_part_t *system_part = nx_emmc_part_find(&curGpt, partition);
if (!system_part)
return newErrCode(TE_ERR_PARTITION_NOT_FOUND);
nx_emmc_bis_init(system_part);
int res = 0;
if ((res = f_mount(&emmc_fs, "bis:", 1)))
return newErrCode(res);
TConf.connectedMMCMounted = 1;
return newErrCode(0);
}
link_t *GetCurGPT(){
if (TConf.currentMMCConnected != MMC_CONN_None)
return &curGpt;
return NULL;
}