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nxdumptool/source/keys.c

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/*
* keys.c
*
* Copyright (c) 2018-2020, SciresM.
* Copyright (c) 2019, shchmue.
* Copyright (c) 2020, DarkMatterCore <pabloacurielz@gmail.com>.
*
* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
*
* nxdumptool is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* nxdumptool is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "utils.h"
#include "keys.h"
#include "nca.h"
#define KEYS_FILE_PATH "sdmc:/switch/prod.keys" /* Location used by Lockpick_RCM. */
#define FS_SYSMODULE_TID (u64)0x0100000000000000
#define BOOT_SYSMODULE_TID (u64)0x0100000000000005
#define SPL_SYSMODULE_TID (u64)0x0100000000000028
#define SEGMENT_TEXT BIT(0)
#define SEGMENT_RODATA BIT(1)
#define SEGMENT_DATA BIT(2)
/* Type definitions. */
typedef struct {
u64 program_id;
u8 mask;
u8 *data;
u64 data_size;
} keysMemoryLocation;
typedef struct {
char name[64];
u8 hash[SHA256_HASH_SIZE];
u64 size;
void *dst;
} keysMemoryKey;
typedef struct {
keysMemoryLocation location;
u32 key_count;
keysMemoryKey keys[];
} keysMemoryInfo;
typedef struct {
///< Needed to decrypt the NCA header using AES-128-XTS.
u8 header_kek_source[0x10]; ///< Seed for header kek. Retrieved from the .rodata section in the FS sysmodule.
u8 header_key_source[0x20]; ///< Seed for NCA header key. Retrieved from the .data section in the FS sysmodule.
u8 header_kek[0x10]; ///< NCA header kek. Generated from header_kek_source.
u8 header_key[0x20]; ///< NCA header key. Generated from header_kek and header_key_source.
///< Needed to derive the KAEK used to decrypt the NCA key area.
u8 key_area_key_application_source[0x10]; ///< Seed for kaek 0. Retrieved from the .rodata section in the FS sysmodule.
u8 key_area_key_ocean_source[0x10]; ///< Seed for kaek 1. Retrieved from the .rodata section in the FS sysmodule.
u8 key_area_key_system_source[0x10]; ///< Seed for kaek 2. Retrieved from the .rodata section in the FS sysmodule.
///< Needed to decrypt the titlekey block from a ticket. Retrieved from the Lockpick_RCM keys file.
u8 eticket_rsa_kek[0x10]; ///< eTicket RSA kek (generic).
u8 eticket_rsa_kek_personalized[0x10]; ///< eTicket RSA kek (console-specific).
u8 titlekeks[0x20][0x10]; ///< Titlekey encryption keys.
///< Needed to reencrypt the NCA key area for tik-less NSP dumps. Retrieved from the Lockpick_RCM keys file.
u8 key_area_keys[0x20][3][0x10]; ///< Key area encryption keys.
} keysNcaKeyset;
/* Global variables. */
static keysNcaKeyset g_ncaKeyset = {0};
static bool g_ncaKeysetLoaded = false;
static Mutex g_ncaKeysetMutex = 0;
static keysMemoryInfo g_fsRodataMemoryInfo = {
.location = {
.program_id = FS_SYSMODULE_TID,
.mask = SEGMENT_RODATA,
.data = NULL,
.data_size = 0
},
.key_count = 4,
.keys = {
{
.name = "header_kek_source",
.hash = { 0x18, 0x88, 0xCA, 0xED, 0x55, 0x51, 0xB3, 0xED, 0xE0, 0x14, 0x99, 0xE8, 0x7C, 0xE0, 0xD8, 0x68,
0x27, 0xF8, 0x08, 0x20, 0xEF, 0xB2, 0x75, 0x92, 0x10, 0x55, 0xAA, 0x4E, 0x2A, 0xBD, 0xFF, 0xC2 },
.size = 0x10,
.dst = g_ncaKeyset.header_kek_source
},
{
.name = "key_area_key_application_source",
.hash = { 0x04, 0xAD, 0x66, 0x14, 0x3C, 0x72, 0x6B, 0x2A, 0x13, 0x9F, 0xB6, 0xB2, 0x11, 0x28, 0xB4, 0x6F,
0x56, 0xC5, 0x53, 0xB2, 0xB3, 0x88, 0x71, 0x10, 0x30, 0x42, 0x98, 0xD8, 0xD0, 0x09, 0x2D, 0x9E },
.size = 0x10,
.dst = g_ncaKeyset.key_area_key_application_source
},
{
.name = "key_area_key_ocean_source",
.hash = { 0xFD, 0x43, 0x40, 0x00, 0xC8, 0xFF, 0x2B, 0x26, 0xF8, 0xE9, 0xA9, 0xD2, 0xD2, 0xC1, 0x2F, 0x6B,
0xE5, 0x77, 0x3C, 0xBB, 0x9D, 0xC8, 0x63, 0x00, 0xE1, 0xBD, 0x99, 0xF8, 0xEA, 0x33, 0xA4, 0x17 },
.size = 0x10,
.dst = g_ncaKeyset.key_area_key_ocean_source
},
{
.name = "key_area_key_system_source",
.hash = { 0x1F, 0x17, 0xB1, 0xFD, 0x51, 0xAD, 0x1C, 0x23, 0x79, 0xB5, 0x8F, 0x15, 0x2C, 0xA4, 0x91, 0x2E,
0xC2, 0x10, 0x64, 0x41, 0xE5, 0x17, 0x22, 0xF3, 0x87, 0x00, 0xD5, 0x93, 0x7A, 0x11, 0x62, 0xF7 },
.size = 0x10,
.dst = g_ncaKeyset.key_area_key_system_source
}
}
};
static keysMemoryInfo g_fsDataMemoryInfo = {
.location = {
.program_id = FS_SYSMODULE_TID,
.mask = SEGMENT_DATA,
.data = NULL,
.data_size = 0
},
.key_count = 1,
.keys = {
{
.name = "header_key_source",
.hash = { 0x8F, 0x78, 0x3E, 0x46, 0x85, 0x2D, 0xF6, 0xBE, 0x0B, 0xA4, 0xE1, 0x92, 0x73, 0xC4, 0xAD, 0xBA,
0xEE, 0x16, 0x38, 0x00, 0x43, 0xE1, 0xB8, 0xC4, 0x18, 0xC4, 0x08, 0x9A, 0x8B, 0xD6, 0x4A, 0xA6 },
.size = 0x20,
.dst = g_ncaKeyset.header_key_source
}
}
};
/* Function prototypes. */
static bool keysRetrieveDebugHandleFromProcessByProgramId(Handle *out, u64 program_id);
static bool keysRetrieveProcessMemory(keysMemoryLocation *location);
static void keysFreeProcessMemory(keysMemoryLocation *location);
static bool keysRetrieveKeysFromProcessMemory(keysMemoryInfo *info);
static bool keysDeriveNcaHeaderKey(void);
static int keysGetKeyAndValueFromFile(FILE *f, char **key, char **value);
static char keysConvertHexCharToBinary(char c);
static bool keysParseHexKey(u8 *out, const char *key, const char *value, u32 size);
static bool keysReadKeysFromFile(void);
bool keysLoadNcaKeyset(void)
{
mutexLock(&g_ncaKeysetMutex);
bool ret = g_ncaKeysetLoaded;
if (ret) goto exit;
if (!(envIsSyscallHinted(0x60) && /* svcDebugActiveProcess. */
envIsSyscallHinted(0x63) && /* svcGetDebugEvent. */
envIsSyscallHinted(0x65) && /* svcGetProcessList. */
envIsSyscallHinted(0x69) && /* svcQueryDebugProcessMemory. */
envIsSyscallHinted(0x6A))) /* svcReadDebugProcessMemory. */
{
LOGFILE("Debug SVC permissions not available!");
goto exit;
}
if (!keysRetrieveKeysFromProcessMemory(&g_fsRodataMemoryInfo))
{
LOGFILE("Unable to retrieve keys from FS .rodata section!");
goto exit;
}
if (!keysRetrieveKeysFromProcessMemory(&g_fsDataMemoryInfo))
{
LOGFILE("Unable to retrieve keys from FS .data section!");
goto exit;
}
if (!keysDeriveNcaHeaderKey())
{
LOGFILE("Unable to derive NCA header key!");
goto exit;
}
if (!keysReadKeysFromFile()) goto exit;
ret = g_ncaKeysetLoaded = true;
exit:
mutexUnlock(&g_ncaKeysetMutex);
return ret;
}
const u8 *keysGetNcaHeaderKey(void)
{
return (const u8*)(g_ncaKeyset.header_key);
}
const u8 *keysGetKeyAreaEncryptionKeySource(u8 kaek_index)
{
const u8 *ptr = NULL;
switch(kaek_index)
{
case NcaKeyAreaEncryptionKeyIndex_Application:
ptr = (const u8*)(g_ncaKeyset.key_area_key_application_source);
break;
case NcaKeyAreaEncryptionKeyIndex_Ocean:
ptr = (const u8*)(g_ncaKeyset.key_area_key_ocean_source);
break;
case NcaKeyAreaEncryptionKeyIndex_System:
ptr = (const u8*)(g_ncaKeyset.key_area_key_system_source);
break;
default:
LOGFILE("Invalid KAEK index! (0x%02X).", kaek_index);
break;
}
return ptr;
}
const u8 *keysGetEticketRsaKek(bool personalized)
{
return (const u8*)(personalized ? g_ncaKeyset.eticket_rsa_kek_personalized : g_ncaKeyset.eticket_rsa_kek);
}
const u8 *keysGetTitlekek(u8 key_generation)
{
if (key_generation > 0x20)
{
LOGFILE("Invalid key generation value! (0x%02X).", key_generation);
return NULL;
}
u8 key_gen_val = (key_generation ? (key_generation - 1) : key_generation);
return (const u8*)(g_ncaKeyset.titlekeks[key_gen_val]);
}
const u8 *keysGetKeyAreaEncryptionKey(u8 key_generation, u8 kaek_index)
{
if (key_generation > 0x20)
{
LOGFILE("Invalid key generation value! (0x%02X).", key_generation);
return NULL;
}
if (kaek_index > NcaKeyAreaEncryptionKeyIndex_System)
{
LOGFILE("Invalid KAEK index! (0x%02X).", kaek_index);
return NULL;
}
u8 key_gen_val = (key_generation ? (key_generation - 1) : key_generation);
return (const u8*)(g_ncaKeyset.key_area_keys[key_gen_val][kaek_index]);
}
static bool keysRetrieveDebugHandleFromProcessByProgramId(Handle *out, u64 program_id)
{
if (!out || !program_id)
{
LOGFILE("Invalid parameters!");
return false;
}
Result rc = 0;
u64 d[8] = {0};
Handle debug_handle = INVALID_HANDLE;
if (program_id > BOOT_SYSMODULE_TID && program_id != SPL_SYSMODULE_TID)
{
/* If not a kernel process, get PID from pm:dmnt. */
u64 pid;
rc = pmdmntGetProcessId(&pid, program_id);
if (R_FAILED(rc))
{
LOGFILE("pmdmntGetProcessId failed! (0x%08X).", rc);
return false;
}
rc = svcDebugActiveProcess(&debug_handle, pid);
if (R_FAILED(rc))
{
LOGFILE("svcDebugActiveProcess failed! (0x%08X).", rc);
return false;
}
rc = svcGetDebugEvent((u8*)&d, debug_handle);
if (R_FAILED(rc))
{
LOGFILE("svcGetDebugEvent failed! (0x%08X).", rc);
return false;
}
} else {
/* Otherwise, query svc for the process list. */
u32 i, num_processes = 0;
u64 *pids = calloc(300, sizeof(u64));
if (!pids)
{
LOGFILE("Failed to allocate memory for PID list!");
return false;
}
rc = svcGetProcessList((s32*)&num_processes, pids, 300);
if (R_FAILED(rc))
{
LOGFILE("svcGetProcessList failed! (0x%08X).", rc);
return false;
}
for(i = 0; i < (num_processes - 1); i++)
{
rc = svcDebugActiveProcess(&debug_handle, pids[i]);
if (R_FAILED(rc)) continue;
rc = svcGetDebugEvent((u8*)&d, debug_handle);
if (R_SUCCEEDED(rc) && d[2] == program_id) break;
svcCloseHandle(debug_handle);
debug_handle = INVALID_HANDLE;
}
free(pids);
if (i == (num_processes - 1))
{
LOGFILE("Kernel process lookup failed! (0x%08X).", rc);
return false;
}
}
*out = debug_handle;
return true;
}
static bool keysRetrieveProcessMemory(keysMemoryLocation *location)
{
if (!location || !location->program_id || !location->mask)
{
LOGFILE("Invalid parameters!");
return false;
}
Result rc = 0;
Handle debug_handle = INVALID_HANDLE;
MemoryInfo mem_info = {0};
u32 page_info = 0;
u64 addr = 0, last_text_addr = 0;
u8 segment = 0;
u8 *tmp = NULL;
bool success = true;
if (!keysRetrieveDebugHandleFromProcessByProgramId(&debug_handle, location->program_id))
{
LOGFILE("Unable to retrieve debug handle for program %016lX!", location->program_id);
return false;
}
/* Locate "real" .text segment as Atmosphere emuMMC has two. */
for(;;)
{
rc = svcQueryDebugProcessMemory(&mem_info, &page_info, debug_handle, addr);
if (R_FAILED(rc))
{
LOGFILE("svcQueryDebugProcessMemory failed! (0x%08X).", rc);
success = false;
goto out;
}
if ((mem_info.perm & Perm_X) && ((mem_info.type & 0xFF) >= MemType_CodeStatic) && ((mem_info.type & 0xFF) < MemType_Heap)) last_text_addr = mem_info.addr;
addr = (mem_info.addr + mem_info.size);
if (!addr) break;
}
addr = last_text_addr;
for(segment = 1; segment < BIT(3);)
{
rc = svcQueryDebugProcessMemory(&mem_info, &page_info, debug_handle, addr);
if (R_FAILED(rc))
{
LOGFILE("svcQueryDebugProcessMemory failed! (0x%08X).", rc);
success = false;
break;
}
/* Code to allow for bitmasking segments. */
if ((mem_info.perm & Perm_R) && ((mem_info.type & 0xFF) >= MemType_CodeStatic) && ((mem_info.type & 0xFF) < MemType_Heap) && ((segment <<= 1) >> 1 & location->mask) > 0)
{
/* If location->data == NULL, realloc will essentially act as a malloc. */
tmp = realloc(location->data, location->data_size + mem_info.size);
if (!tmp)
{
LOGFILE("Failed to resize key location data buffer to 0x%lX bytes.", location->data_size + mem_info.size);
success = false;
break;
}
location->data = tmp;
tmp = NULL;
rc = svcReadDebugProcessMemory(location->data + location->data_size, debug_handle, mem_info.addr, mem_info.size);
if (R_FAILED(rc))
{
LOGFILE("svcReadDebugProcessMemory failed! (0x%08X).", rc);
success = false;
break;
}
location->data_size += mem_info.size;
}
addr = (mem_info.addr + mem_info.size);
if (addr == 0) break;
}
out:
svcCloseHandle(debug_handle);
if (success && (!location->data || !location->data_size)) success = false;
return success;
}
static void keysFreeProcessMemory(keysMemoryLocation *location)
{
if (location && location->data)
{
free(location->data);
location->data = NULL;
}
}
static bool keysRetrieveKeysFromProcessMemory(keysMemoryInfo *info)
{
if (!info || !info->key_count)
{
LOGFILE("Invalid parameters!");
return false;
}
bool found;
u8 tmp_hash[SHA256_HASH_SIZE];
bool success = false;
if (!keysRetrieveProcessMemory(&(info->location)))
{
LOGFILE("Unable to retrieve process memory from program %016lX!", info->location.program_id);
return false;
}
for(u32 i = 0; i < info->key_count; i++)
{
found = false;
if (!info->keys[i].dst)
{
LOGFILE("Invalid destination pointer for key \"%s\" in program %016lX!", info->keys[i].name, info->location.program_id);
goto out;
}
/* Hash every key length-sized byte chunk in the process memory buffer until a match is found. */
for(u64 j = 0; j < info->location.data_size; j++)
{
if ((info->location.data_size - j) < info->keys[i].size) break;
sha256CalculateHash(tmp_hash, info->location.data + j, info->keys[i].size);
if (!memcmp(tmp_hash, info->keys[i].hash, SHA256_HASH_SIZE))
{
/* Jackpot. */
memcpy(info->keys[i].dst, info->location.data + j, info->keys[i].size);
found = true;
break;
}
}
if (!found)
{
LOGFILE("Unable to locate key \"%s\" in process memory from program %016lX!", info->keys[i].name, info->location.program_id);
goto out;
}
}
success = true;
out:
keysFreeProcessMemory(&(info->location));
return success;
}
static bool keysDeriveNcaHeaderKey(void)
{
Result rc = 0;
rc = splCryptoGenerateAesKek(g_ncaKeyset.header_kek_source, 0, 0, g_ncaKeyset.header_kek);
if (R_FAILED(rc))
{
LOGFILE("splCryptoGenerateAesKek(header_kek_source) failed! (0x%08X).", rc);
return false;
}
rc = splCryptoGenerateAesKey(g_ncaKeyset.header_kek, g_ncaKeyset.header_key_source + 0x00, g_ncaKeyset.header_key + 0x00);
if (R_FAILED(rc))
{
LOGFILE("splCryptoGenerateAesKey(header_key_source + 0x00) failed! (0x%08X).", rc);
return false;
}
rc = splCryptoGenerateAesKey(g_ncaKeyset.header_kek, g_ncaKeyset.header_key_source + 0x10, g_ncaKeyset.header_key + 0x10);
if (R_FAILED(rc))
{
LOGFILE("splCryptoGenerateAesKey(header_key_source + 0x10) failed! (0x%08X).", rc);
return false;
}
return true;
}
/**
* Reads a line from file f and parses out the key and value from it.
* The format of a line must match /^ *[A-Za-z0-9_] *[,=] *.+$/.
* If a line ends in \r, the final \r is stripped.
* The input file is assumed to have been opened with the 'b' flag.
* The input file is assumed to contain only ASCII.
*
* A line cannot exceed 512 bytes in length.
* Lines that are excessively long will be silently truncated.
*
* On success, *key and *value will be set to point to the key and value in
* the input line, respectively.
* *key and *value may also be NULL in case of empty lines.
* On failure, *key and *value will be set to NULL.
* End of file is considered failure.
*
* Because *key and *value will point to a static buffer, their contents must be
* copied before calling this function again.
* For the same reason, this function is not thread-safe.
*
* The key will be converted to lowercase.
* An empty key is considered a parse error, but an empty value is returned as
* success.
*
* This function assumes that the file can be trusted not to contain any NUL in
* the contents.
*
* Whitespace (' ', ASCII 0x20, as well as '\t', ASCII 0x09) at the beginning of
* the line, at the end of the line as well as around = (or ,) will be ignored.
*
* @param f the file to read
* @param key pointer to change to point to the key
* @param value pointer to change to point to the value
* @return 0 on success,
* 1 on end of file,
* -1 on parse error (line too long, line malformed)
* -2 on I/O error
*/
static int keysGetKeyAndValueFromFile(FILE *f, char **key, char **value)
{
if (!f || !key || !value)
{
LOGFILE("Invalid parameters!");
return -2;
}
#define SKIP_SPACE(p) do {\
for (; (*p == ' ' || *p == '\t'); ++p);\
} while(0);
static char line[512] = {0};
char *k, *v, *p, *end;
*key = *value = NULL;
errno = 0;
if (fgets(line, (int)sizeof(line), f) == NULL)
{
if (feof(f))
{
return 1;
} else {
return -2;
}
}
if (errno != 0) return -2;
if (*line == '\n' || *line == '\r' || *line == '\0') return 0;
/* Not finding \r or \n is not a problem.
* The line might just be exactly 512 characters long, we have no way to
* tell.
* Additionally, it's possible that the last line of a file is not actually
* a line (i.e., does not end in '\n'); we do want to handle those.
*/
if ((p = strchr(line, '\r')) != NULL || (p = strchr(line, '\n')) != NULL)
{
end = p;
*p = '\0';
} else {
end = (line + strlen(line) + 1);
}
p = line;
SKIP_SPACE(p);
k = p;
/* Validate key and convert to lower case. */
for (; *p != ' ' && *p != ',' && *p != '\t' && *p != '='; ++p)
{
if (*p == '\0') return -1;
if (*p >= 'A' && *p <= 'Z')
{
*p = 'a' + (*p - 'A');
continue;
}
if (*p != '_' && (*p < '0' && *p > '9') && (*p < 'a' && *p > 'z')) return -1;
}
/* Bail if the final ++p put us at the end of string. */
if (*p == '\0') return -1;
/* We should be at the end of key now and either whitespace or [,=] follows. */
if (*p == '=' || *p == ',')
{
*p++ = '\0';
} else {
*p++ = '\0';
SKIP_SPACE(p);
if (*p != '=' && *p != ',') return -1;
*p++ = '\0';
}
/* Empty key is an error. */
if (*k == '\0') return -1;
SKIP_SPACE(p);
v = p;
/* Skip trailing whitespace. */
for (p = end - 1; *p == '\t' || *p == ' '; --p);
*(p + 1) = '\0';
*key = k;
*value = v;
return 0;
#undef SKIP_SPACE
}
static char keysConvertHexCharToBinary(char c)
{
if ('a' <= c && c <= 'f') return (c - 'a' + 0xA);
if ('A' <= c && c <= 'F') return (c - 'A' + 0xA);
if ('0' <= c && c <= '9') return (c - '0');
return 'z';
}
static bool keysParseHexKey(u8 *out, const char *key, const char *value, u32 size)
{
u32 hex_str_len = (2 * size);
size_t value_len = 0;
if (!out || !key || !strlen(key) || !value || !(value_len = strlen(value)) || !size)
{
LOGFILE("Invalid parameters!");
return false;
}
if (value_len != hex_str_len)
{
LOGFILE("Key \"%s\" must be %u hex digits long!", key, hex_str_len);
return false;
}
memset(out, 0, size);
for(u32 i = 0; i < hex_str_len; i++)
{
char val = keysConvertHexCharToBinary(value[i]);
if (val == 'z')
{
LOGFILE("Invalid hex character in key \"%s\" at position %u!", key, i);
return false;
}
if ((i & 1) == 0) val <<= 4;
out[i >> 1] |= val;
}
return true;
}
static bool keysReadKeysFromFile(void)
{
int ret = 0;
u32 key_count = 0;
FILE *keys_file = NULL;
char *key = NULL, *value = NULL;
char test_name[0x40] = {0};
bool parse_fail = false;
keys_file = fopen(KEYS_FILE_PATH, "rb");
if (!keys_file)
{
LOGFILE("Unable to open \"%s\" to retrieve keys!", KEYS_FILE_PATH);
return false;
}
while(true)
{
ret = keysGetKeyAndValueFromFile(keys_file, &key, &value);
if (ret == 1 || ret == -2) break; /* Break from the while loop if EOF is reached or if an I/O error occurs. */
/* Ignore malformed lines. */
if (ret != 0 || !key || !value) continue;
if (strlen(key) == 15 && !strcasecmp(key, "eticket_rsa_kek"))
{
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.eticket_rsa_kek, key, value, sizeof(g_ncaKeyset.eticket_rsa_kek)))) break;
key_count++;
} else
if (strlen(key) == 28 && !strcasecmp(key, "eticket_rsa_kek_personalized"))
{
/* This only appears on consoles that use the new PRODINFO key generation scheme. */
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.eticket_rsa_kek_personalized, key, value, sizeof(g_ncaKeyset.eticket_rsa_kek_personalized)))) break;
key_count++;
} else {
for(u32 i = 0; i < 0x20; i++)
{
snprintf(test_name, sizeof(test_name), "titlekek_%02x", i);
if (strlen(key) == 11 && !strcasecmp(key, test_name))
{
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.titlekeks[i], key, value, sizeof(g_ncaKeyset.titlekeks[i])))) break;
key_count++;
break;
}
snprintf(test_name, sizeof(test_name), "key_area_key_application_%02x", i);
if (strlen(key) == 27 && !strcasecmp(key, test_name))
{
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.key_area_keys[i][0], key, value, sizeof(g_ncaKeyset.key_area_keys[i][0])))) break;
key_count++;
break;
}
snprintf(test_name, sizeof(test_name), "key_area_key_ocean_%02x", i);
if (strlen(key) == 21 && !strcasecmp(key, test_name))
{
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.key_area_keys[i][1], key, value, sizeof(g_ncaKeyset.key_area_keys[i][1])))) break;
key_count++;
break;
}
snprintf(test_name, sizeof(test_name), "key_area_key_system_%02x", i);
if (strlen(key) == 22 && !strcasecmp(key, test_name))
{
if ((parse_fail = !keysParseHexKey(g_ncaKeyset.key_area_keys[i][2], key, value, sizeof(g_ncaKeyset.key_area_keys[i][2])))) break;
key_count++;
break;
}
}
if (parse_fail) break;
}
}
fclose(keys_file);
if (parse_fail || !key_count)
{
if (!key_count) LOGFILE("Unable to parse necessary keys from \"%s\"! (keys file empty?).", KEYS_FILE_PATH);
return false;
}
return true;
}
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