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Code Issues Releases Activity

Remove backup hash mode from main to reduce bin size.

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This commit is contained in:
ctcaer@gmail.com 2019-07-06 22:32:49 +03:00
parent c40c125462
commit 078ef1c4f1
2 changed files with 1 additions and 55 deletions
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54
bootloader/frontend/fe_emmc_tools.c
View file

@ -37,7 +37,6 @@
#define NUM_SECTORS_PER_ITER 8192 // 4MB Cache. #define NUM_SECTORS_PER_ITER 8192 // 4MB Cache.
#define OUT_FILENAME_SZ 128 #define OUT_FILENAME_SZ 128
#define HASH_FILENAME_SZ (OUT_FILENAME_SZ + 11) // 11 == strlen(".sha256sums")
#define SHA256_SZ 0x20 #define SHA256_SZ 0x20
extern sdmmc_t sd_sdmmc; extern sdmmc_t sd_sdmmc;
@ -55,44 +54,17 @@ extern void emmcsn_path_impl(char *path, char *sub_dir, char *filename, sdmmc_st
static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFilename, emmc_part_t *part) static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFilename, emmc_part_t *part)
{ {
FIL fp; FIL fp;
FIL hashFp;
u8 sparseShouldVerify = 4; u8 sparseShouldVerify = 4;
u32 btn = 0; u32 btn = 0;
u32 prevPct = 200; u32 prevPct = 200;
u32 sdFileSector = 0; u32 sdFileSector = 0;
int res = 0; int res = 0;
const char hexa[] = "0123456789abcdef";
u8 hashEm[SHA256_SZ]; u8 hashEm[SHA256_SZ];
u8 hashSd[SHA256_SZ]; u8 hashSd[SHA256_SZ];
if (f_open(&fp, outFilename, FA_READ) == FR_OK) if (f_open(&fp, outFilename, FA_READ) == FR_OK)
{ {
if (h_cfg.verification == 3)
{
char hashFilename[HASH_FILENAME_SZ];
strncpy(hashFilename, outFilename, OUT_FILENAME_SZ - 1);
strcat(hashFilename, ".sha256sums");
res = f_open(&hashFp, hashFilename, FA_CREATE_ALWAYS | FA_WRITE);
if (res)
{
f_close(&fp);
gfx_con.fntsz = 16;
EPRINTFARGS("\nHash file could not be opened for write (error %d).\n\nAborting..\n", res);
return 1;
}
char chunkSizeAscii[10];
itoa(NUM_SECTORS_PER_ITER * NX_EMMC_BLOCKSIZE, chunkSizeAscii, 10);
chunkSizeAscii[9] = '\0';
f_puts("# chunksize: ", &hashFp);
f_puts(chunkSizeAscii, &hashFp);
f_puts("\n", &hashFp);
}
u32 totalSectorsVer = (u32)((u64)f_size(&fp) >> (u64)9); u32 totalSectorsVer = (u32)((u64)f_size(&fp) >> (u64)9);
u8 *bufEm = (u8 *)EMMC_BUF_ALIGNED; u8 *bufEm = (u8 *)EMMC_BUF_ALIGNED;
@ -118,8 +90,6 @@ static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFi
num, lba_curr); num, lba_curr);
f_close(&fp); f_close(&fp);
if (h_cfg.verification == 3)
f_close(&hashFp);
return 1; return 1;
} }
f_lseek(&fp, (u64)sdFileSector << (u64)9); f_lseek(&fp, (u64)sdFileSector << (u64)9);
@ -129,9 +99,6 @@ static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFi
EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom sd card!\n\nVerification failed..\n", num, lba_curr); EPRINTFARGS("\nFailed to read %d blocks (@LBA %08X),\nfrom sd card!\n\nVerification failed..\n", num, lba_curr);
f_close(&fp); f_close(&fp);
if (h_cfg.verification == 3)
f_close(&hashFp);
return 1; return 1;
} }
@ -145,27 +112,8 @@ static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFi
EPRINTFARGS("\nSD and eMMC data (@LBA %08X),\ndo not match!\n\nVerification failed..\n", lba_curr); EPRINTFARGS("\nSD and eMMC data (@LBA %08X),\ndo not match!\n\nVerification failed..\n", lba_curr);
f_close(&fp); f_close(&fp);
if (h_cfg.verification == 3)
f_close(&hashFp);
return 1; return 1;
} }
if (h_cfg.verification == 3)
{
// Transform computed hash to readable hexadecimal
char hashStr[SHA256_SZ * 2 + 1];
char *hashStrPtr = hashStr;
for (int i = 0; i < SHA256_SZ; i++)
{
*(hashStrPtr++) = hexa[hashSd[i] >> 4];
*(hashStrPtr++) = hexa[hashSd[i] & 0x0F];
}
hashStr[SHA256_SZ * 2] = '\0';
f_puts(hashStr, &hashFp);
f_puts("\n", &hashFp);
}
} }
pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start); pct = (u64)((u64)(lba_curr - part->lba_start) * 100u) / (u64)(part->lba_end - part->lba_start);
@ -189,13 +137,11 @@ static int _dump_emmc_verify(sdmmc_storage_t *storage, u32 lba_curr, char *outFi
msleep(1000); msleep(1000);
f_close(&fp); f_close(&fp);
f_close(&hashFp);
return 0; return 0;
} }
} }
f_close(&fp); f_close(&fp);
f_close(&hashFp);
tui_pbar(0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555); tui_pbar(0, gfx_con.y, pct, 0xFFCCCCCC, 0xFF555555);

2
bootloader/frontend/fe_tools.c
View file

@ -121,7 +121,7 @@ void dump_packages12()
sdmmc_storage_read(&storage, 0x180000 / NX_EMMC_BLOCKSIZE + kb, 1, keyblob); sdmmc_storage_read(&storage, 0x180000 / NX_EMMC_BLOCKSIZE + kb, 1, keyblob);
// Decrypt. // Decrypt.
keygen(keyblob, kb, &tsec_ctxt); keygen(keyblob, kb, &tsec_ctxt, NULL);
if (kb <= KB_FIRMWARE_VERSION_600) if (kb <= KB_FIRMWARE_VERSION_600)
h_cfg.se_keygen_done = 1; h_cfg.se_keygen_done = 1;
free(keyblob); free(keyblob);