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Integrate 5.x SMC API changes, add 4.x specific setup, implement target firmware selection

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This commit is contained in:
Michael Scire
2018-03-25 15:05:08 -06:00
parent c6ee1bffb7
commit c2eed3caf6
34 changed files with 734 additions and 80 deletions
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20
exosphere/src/sealedkeys.c
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@@ -2,6 +2,7 @@
#include <string.h>
#include "utils.h"
#include "exocfg.h"
#include "sealedkeys.h"
#include "se.h"
@@ -9,13 +10,24 @@ static const uint8_t g_titlekey_seal_key_source[0x10] = {
0xCB, 0xB7, 0x6E, 0x38, 0xA1, 0xCB, 0x77, 0x0F, 0xB2, 0xA5, 0xB2, 0x9D, 0xD8, 0x56, 0x9F, 0x76
};
static const uint8_t g_seal_key_sources[CRYPTOUSECASE_MAX][0x10] = {
static const uint8_t g_seal_key_sources[CRYPTOUSECASE_MAX_5X][0x10] = {
{0xF4, 0x0C, 0x16, 0x26, 0x0D, 0x46, 0x3B, 0xE0, 0x8C, 0x6A, 0x56, 0xE5, 0x82, 0xD4, 0x1B, 0xF6},
{0x7F, 0x54, 0x2C, 0x98, 0x1E, 0x54, 0x18, 0x3B, 0xBA, 0x63, 0xBD, 0x4C, 0x13, 0x5B, 0xF1, 0x06},
{0xC7, 0x3F, 0x73, 0x60, 0xB7, 0xB9, 0x9D, 0x74, 0x0A, 0xF8, 0x35, 0x60, 0x1A, 0x18, 0x74, 0x63},
{0x0E, 0xE0, 0xC4, 0x33, 0x82, 0x66, 0xE8, 0x08, 0x39, 0x13, 0x41, 0x7D, 0x04, 0x64, 0x2B, 0x6D}
{0x0E, 0xE0, 0xC4, 0x33, 0x82, 0x66, 0xE8, 0x08, 0x39, 0x13, 0x41, 0x7D, 0x04, 0x64, 0x2B, 0x6D},
{0xE1, 0xA8, 0xAA, 0x6A, 0x2D, 0x9C, 0xDE, 0x43, 0x0C, 0xDE, 0xC6, 0x17, 0xF6, 0xC7, 0xF1, 0xDE},
{0x74, 0x20, 0xF6, 0x46, 0x77, 0xB0, 0x59, 0x2C, 0xE8, 0x1B, 0x58, 0x64, 0x47, 0x41, 0x37, 0xD9},
{0xAA, 0x19, 0x0F, 0xFA, 0x4C, 0x30, 0x3B, 0x2E, 0xE8, 0x1B, 0x58, 0x64, 0x47, 0x41, 0x37, 0xD9}
};
bool usecase_is_invalid(unsigned int usecase) {
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_500) {
return usecase >= CRYPTOUSECASE_MAX_5X;
} else {
return usecase >= CRYPTOUSECASE_MAX;
}
}
void seal_key_internal(void *dst, const void *src, const uint8_t *seal_key_source) {
decrypt_data_into_keyslot(KEYSLOT_SWITCH_TEMPKEY, KEYSLOT_SWITCH_SESSIONKEY, seal_key_source, 0x10);
se_aes_128_ecb_encrypt_block(KEYSLOT_SWITCH_TEMPKEY, dst, 0x10, src, 0x10);
@@ -46,7 +58,7 @@ void unseal_titlekey(unsigned int keyslot, const void *src, size_t src_size) {
void seal_key(void *dst, size_t dst_size, const void *src, size_t src_size, unsigned int usecase) {
if (usecase >= CRYPTOUSECASE_MAX || dst_size != 0x10 || src_size != 0x10) {
if (usecase_is_invalid(usecase) || dst_size != 0x10 || src_size != 0x10) {
generic_panic();
}
@@ -55,7 +67,7 @@ void seal_key(void *dst, size_t dst_size, const void *src, size_t src_size, unsi
}
void unseal_key(unsigned int keyslot, const void *src, size_t src_size, unsigned int usecase) {
if (usecase >= CRYPTOUSECASE_MAX || src_size != 0x10) {
if (usecase_is_invalid(usecase) || src_size != 0x10) {
generic_panic();
}