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Code Issues Releases Activity

clean up a bit

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This commit is contained in:
James Tophoven 2019-10-04 11:26:27 +02:00
parent a055defc92
commit 35f38a1526
1 changed files with 11 additions and 4 deletions
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15
source/keys/keys.c
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@ -61,6 +61,7 @@ u32 start_time, end_time;
#define ENCRYPTED 1 #define ENCRYPTED 1
#define DECRYPTED 0 #define DECRYPTED 0
#define SECTORS_IN_CLUSTER 32
#define TPRINTF(text) \ #define TPRINTF(text) \
end_time = get_tmr_us(); \ end_time = get_tmr_us(); \
@ -357,6 +358,11 @@ void incognito()
gfx_printf("\n%kIncognito done!\n\n", COLOR_GREEN); gfx_printf("\n%kIncognito done!\n\n", COLOR_GREEN);
} }
u32 divideCeil(u32 x, u32 y)
{
return 1 + ((x - 1) / y);
}
void cleanUp() void cleanUp()
{ {
@ -426,15 +432,16 @@ bool readData(u8 *buffer, u32 offset, u32 length, u8 enc)
u32 sector = (offset / NX_EMMC_BLOCKSIZE); u32 sector = (offset / NX_EMMC_BLOCKSIZE);
u32 newOffset = (offset % NX_EMMC_BLOCKSIZE); u32 newOffset = (offset % NX_EMMC_BLOCKSIZE);
u32 sectorCount = ((newOffset + length - 1) / (NX_EMMC_BLOCKSIZE)) + 1; u32 sectorCount = divideCeil(newOffset + length - 1, NX_EMMC_BLOCKSIZE) + 1;
//u32 sectorCount = ((newOffset + length - 1) / (NX_EMMC_BLOCKSIZE)) + 1;
u8 *tmp = (u8 *)malloc(sectorCount * NX_EMMC_BLOCKSIZE); u8 *tmp = (u8 *)malloc(sectorCount * NX_EMMC_BLOCKSIZE);
u32 clusterOffset = sector % 32; u32 clusterOffset = sector % SECTORS_IN_CLUSTER;
u32 sectorOffset = 0; u32 sectorOffset = 0;
while (clusterOffset + sectorCount > 32) while (clusterOffset + sectorCount > SECTORS_IN_CLUSTER)
{ {
u32 sectorToRead = 32 - clusterOffset; u32 sectorToRead = SECTORS_IN_CLUSTER - clusterOffset;
disk_read_prod(tmp + (sectorOffset * NX_EMMC_BLOCKSIZE), sector, sectorToRead, enc); disk_read_prod(tmp + (sectorOffset * NX_EMMC_BLOCKSIZE), sector, sectorToRead, enc);
sector += sectorToRead; sector += sectorToRead;
sectorCount -= sectorToRead; sectorCount -= sectorToRead;