mirror of
https://github.com/suchmememanyskill/TegraExplorer.git
synced 2024-11-09 13:41:45 +00:00
dump/restore files decrypted
Most notable is that you can now restore atmosphere prodinfo backups
This commit is contained in:
parent
d8f0c714b6
commit
347513a037
1 changed files with 43 additions and 7 deletions
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@ -12,10 +12,11 @@
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#include <storage/nx_sd.h>
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#include <storage/nx_sd.h>
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#include <string.h>
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#include <string.h>
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#include "../fs/fsutils.h"
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#include "../fs/fsutils.h"
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#include "nx_emmc_bis.h"
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// Uses default storage in nx_emmc.c
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// Uses default storage in nx_emmc.c
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// Expects the correct mmc & partition to be set
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// Expects the correct mmc & partition to be set
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ErrCode_t EmmcDumpToFile(const char *path, u32 lba_start, u32 lba_end, u8 force){
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ErrCode_t EmmcDumpToFile(const char *path, u32 lba_start, u32 lba_end, u8 force, u8 crypt){
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FIL fp;
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FIL fp;
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u32 curLba = lba_start;
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u32 curLba = lba_start;
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u32 totalSectors = lba_end - lba_start + 1;
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u32 totalSectors = lba_end - lba_start + 1;
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@ -41,7 +42,14 @@ ErrCode_t EmmcDumpToFile(const char *path, u32 lba_start, u32 lba_end, u8 force)
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while (totalSectors > 0){
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while (totalSectors > 0){
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u32 num = MIN(totalSectors, TConf.FSBuffSize / NX_EMMC_BLOCKSIZE);
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u32 num = MIN(totalSectors, TConf.FSBuffSize / NX_EMMC_BLOCKSIZE);
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if (!emummc_storage_read(&emmc_storage, curLba, num, buff)){
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int readRes = 0;
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if (crypt)
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readRes = !nx_emmc_bis_read(curLba, num, buff);
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else
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readRes = emummc_storage_read(&emmc_storage, curLba, num, buff);
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if (!readRes){
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err = newErrCode(TE_ERR_EMMC_READ_FAIL);
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err = newErrCode(TE_ERR_EMMC_READ_FAIL);
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break;
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break;
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}
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}
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@ -64,7 +72,7 @@ ErrCode_t EmmcDumpToFile(const char *path, u32 lba_start, u32 lba_end, u8 force)
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return err;
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return err;
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}
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}
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ErrCode_t EmmcRestoreFromFile(const char *path, u32 lba_start, u32 lba_end, u8 force){
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ErrCode_t EmmcRestoreFromFile(const char *path, u32 lba_start, u32 lba_end, u8 force, u8 crypt){
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FIL fp;
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FIL fp;
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u32 curLba = lba_start;
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u32 curLba = lba_start;
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u32 totalSectorsDest = lba_end - lba_start + 1;
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u32 totalSectorsDest = lba_end - lba_start + 1;
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@ -99,7 +107,13 @@ ErrCode_t EmmcRestoreFromFile(const char *path, u32 lba_start, u32 lba_end, u8 f
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break;
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break;
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}
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}
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if (!emummc_storage_write(&emmc_storage, curLba, num, buff)){
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int writeRes = 0;
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if (crypt)
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writeRes = !nx_emmc_bis_write(curLba, num, buff);
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else
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writeRes = emummc_storage_write(&emmc_storage, curLba, num, buff);
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if (!writeRes){
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err = newErrCode(TE_ERR_EMMC_WRITE_FAIL);
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err = newErrCode(TE_ERR_EMMC_WRITE_FAIL);
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break;
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break;
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}
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}
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@ -117,10 +131,24 @@ ErrCode_t EmmcRestoreFromFile(const char *path, u32 lba_start, u32 lba_end, u8 f
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return err;
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return err;
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}
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}
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int isSystemPartCrypt(emmc_part_t *part){
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switch (part->index){
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case 0:
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case 1:
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case 8:
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case 9:
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case 10:
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return 1;
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default:
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return 0;
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}
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}
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ErrCode_t DumpOrWriteEmmcPart(const char *path, const char *part, u8 write, u8 force){
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ErrCode_t DumpOrWriteEmmcPart(const char *path, const char *part, u8 write, u8 force){
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const u32 BOOT_PART_SIZE = emmc_storage.ext_csd.boot_mult << 17;
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const u32 BOOT_PART_SIZE = emmc_storage.ext_csd.boot_mult << 17;
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u32 lba_start = 0;
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u32 lba_start = 0;
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u32 lba_end = 0;
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u32 lba_end = 0;
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u8 crypt = false;
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if (!sd_mount())
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if (!sd_mount())
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return newErrCode(TE_ERR_NO_SD);
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return newErrCode(TE_ERR_NO_SD);
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@ -143,9 +171,17 @@ ErrCode_t DumpOrWriteEmmcPart(const char *path, const char *part, u8 write, u8 f
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if (!system_part)
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if (!system_part)
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return newErrCode(TE_ERR_PARTITION_NOT_FOUND);
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return newErrCode(TE_ERR_PARTITION_NOT_FOUND);
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lba_start = system_part->lba_start;
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if (isSystemPartCrypt(system_part)){
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lba_end = system_part->lba_end;
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nx_emmc_bis_init(system_part);
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crypt = true;
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lba_start = 0;
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lba_end = system_part->lba_end - system_part->lba_start;
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}
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else {
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lba_start = system_part->lba_start;
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lba_end = system_part->lba_end;
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}
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}
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}
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return ((write) ? EmmcRestoreFromFile(path, lba_start, lba_end, force) : EmmcDumpToFile(path, lba_start, lba_end, force));
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return ((write) ? EmmcRestoreFromFile(path, lba_start, lba_end, force, crypt) : EmmcDumpToFile(path, lba_start, lba_end, force, crypt));
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}
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}
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