Mascali/Picklock_RCM
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Use cal0 struct, improve style consistency

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This commit is contained in:
shchmue 2020-06-26 14:49:42 -06:00
parent 4ffd4ce7f0
commit bd09f5418d
4 changed files with 43 additions and 40 deletions
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10
source/keys/keys.c
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@ -736,14 +736,14 @@ get_titlekeys:
se_aes_xts_crypt(1, 0, 0, 0, buffer, buffer, 0x4000, 1);
if (_read_le_u32(buffer, 0) != 0x304C4143) {
nx_emmc_cal0_t *cal0 = (nx_emmc_cal0_t *)buffer;
if (cal0->magic != 0x304C4143) {
EPRINTF("CAL0 magic not found. Check BIS key 0.");
goto dismount;
}
u32 cal_version = _read_le_u32(buffer, 4);
u32 keypair_generation = _read_le_u32(buffer, 0x3AD0);
if (cal_version <= 8)
u32 keypair_generation = cal0->ext_ecc_rsa2048_eticket_key_ver;
if (cal0->version <= 8)
keypair_generation = 0; // settings zeroes this out below cal version 9
if (keypair_generation) {
@ -760,7 +760,7 @@ get_titlekeys:
}
se_aes_key_set(6, temp_key, 0x10);
se_aes_crypt_ctr(6, keypair, 0x230, buffer + 0x38a0, 0x230, buffer + 0x3890);
se_aes_crypt_ctr(6, keypair, 0x230, cal0->ext_ecc_rsa2048_eticket_key + 0x10, 0x230, cal0->ext_ecc_rsa2048_eticket_key);
u8 *D = keypair, *N = keypair + 0x100, *E = keypair + 0x200;