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Code Issues Releases Activity

Glorified Patch RomFS dumper. lol

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This commit is contained in:
Pablo Curiel 2020-07-13 12:33:22 -04:00
parent 73861bc52f
commit 5082a54571
1 changed files with 117 additions and 101 deletions
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218
source/main.c
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@ -31,7 +31,7 @@ static CondVar g_readCondvar = 0, g_writeCondvar = 0;
typedef struct
{
//FILE *fileobj;
RomFileSystemContext *romfs_ctx;
BktrContext *bktr_ctx;
void *data;
size_t data_size;
size_t data_written;
@ -70,7 +70,7 @@ static int read_thread_func(void *arg)
RomFileSystemFileEntry *file_entry = NULL;
char path[FS_MAX_PATH] = {0};
while(file_table_offset < shared_data->romfs_ctx->file_table_size)
while(file_table_offset < shared_data->bktr_ctx->patch_romfs_ctx.file_table_size)
{
/* Check if the transfer has been cancelled by the user */
if (shared_data->transfer_cancelled)
@ -80,8 +80,8 @@ static int read_thread_func(void *arg)
}
/* Retrieve RomFS file entry information */
shared_data->read_error = (!(file_entry = romfsGetFileEntryByOffset(shared_data->romfs_ctx, file_table_offset)) || \
!romfsGeneratePathFromFileEntry(shared_data->romfs_ctx, file_entry, path, FS_MAX_PATH, RomFileSystemPathIllegalCharReplaceType_IllegalFsChars));
shared_data->read_error = (!(file_entry = bktrGetFileEntryByOffset(shared_data->bktr_ctx, file_table_offset)) || \
!bktrGeneratePathFromFileEntry(shared_data->bktr_ctx, file_entry, path, FS_MAX_PATH, RomFileSystemPathIllegalCharReplaceType_IllegalFsChars));
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
@ -114,7 +114,7 @@ static int read_thread_func(void *arg)
}
/* Read current file data chunk */
shared_data->read_error = !romfsReadFileEntryData(shared_data->romfs_ctx, file_entry, buf, blksize, offset);
shared_data->read_error = !bktrReadFileEntryData(shared_data->bktr_ctx, file_entry, buf, blksize, offset);
if (shared_data->read_error)
{
condvarWakeAll(&g_writeCondvar);
@ -212,25 +212,26 @@ int main(int argc, char *argv[])
goto out;
}
Result rc = 0;
u8 *buf = NULL;
Ticket tik = {0};
NcaContext *nca_ctx = NULL;
NcmContentStorage ncm_storage = {0};
u64 base_tid = (u64)0x01006F8002326000; // ACNH 0x01006F8002326000 | Smash 0x01006A800016E000 | Dark Souls 0x01004AB00A260000 | BotW 0x01007EF00011E000
u64 update_tid = (base_tid | 0x800);
Result rc = 0;
Ticket base_tik = {0}, update_tik = {0};
NcaContext *base_nca_ctx = NULL, *update_nca_ctx = NULL;
NcmContentStorage ncm_storage_sdcard = {0}, ncm_storage_emmc = {0};
char path[FS_MAX_PATH] = {0};
LrLocationResolver resolver_sdcard = {0}, resolver_emmc = {0};
NcmContentInfo content_info = {0};
BktrContext bktr_ctx = {0};
ThreadSharedData shared_data = {0};
thrd_t read_thread, write_thread;
char path[FS_MAX_PATH] = {0};
LrLocationResolver resolver = {0};
NcmContentInfo content_info = {0};
RomFileSystemContext romfs_ctx = {0};
//mkdir("sdmc:/nxdt_test", 0744);
buf = usbAllocatePageAlignedBuffer(TEST_BUF_SIZE);
if (!buf)
{
@ -240,23 +241,41 @@ int main(int argc, char *argv[])
consolePrint("buf succeeded\n");
nca_ctx = calloc(1, sizeof(NcaContext));
if (!nca_ctx)
base_nca_ctx = calloc(1, sizeof(NcaContext));
if (!base_nca_ctx)
{
consolePrint("nca ctx buf failed\n");
consolePrint("base nca ctx buf failed\n");
goto out2;
}
consolePrint("nca ctx buf succeeded\n");
consolePrint("base nca ctx buf succeeded\n");
rc = ncmOpenContentStorage(&ncm_storage, NcmStorageId_SdCard);
update_nca_ctx = calloc(1, sizeof(NcaContext));
if (!update_nca_ctx)
{
consolePrint("update nca ctx buf failed\n");
goto out2;
}
consolePrint("update nca ctx buf succeeded\n");
rc = ncmOpenContentStorage(&ncm_storage_sdcard, NcmStorageId_SdCard);
if (R_FAILED(rc))
{
consolePrint("ncm open storage failed\n");
consolePrint("ncm open storage sdcard failed\n");
goto out2;
}
consolePrint("ncm open storage succeeded\n");
consolePrint("ncm open storage sdcard succeeded\n");
rc = ncmOpenContentStorage(&ncm_storage_emmc, NcmStorageId_BuiltInUser);
if (R_FAILED(rc))
{
consolePrint("ncm open storage emmc failed\n");
goto out2;
}
consolePrint("ncm open storage emmc succeeded\n");
rc = lrInitialize();
if (R_FAILED(rc))
@ -267,73 +286,96 @@ int main(int argc, char *argv[])
consolePrint("lrInitialize succeeded\n");
rc = lrOpenLocationResolver(NcmStorageId_SdCard, &resolver);
rc = lrOpenLocationResolver(NcmStorageId_SdCard, &resolver_sdcard);
if (R_FAILED(rc))
{
consolePrint("lrOpenLocationResolver failed\n");
consolePrint("lrOpenLocationResolver sdcard failed\n");
goto out2;
}
consolePrint("lrOpenLocationResolver succeeded\n");
consolePrint("lrOpenLocationResolver sdcard succeeded\n");
rc = lrLrResolveProgramPath(&resolver, (u64)0x01004AB00A260000, path); // ACNH 0x01006F8002326000 | Smash 0x01006A800016E000 | Dark Souls 0x01004AB00A260000 | BotW 0x01007EF00011E000
rc = lrOpenLocationResolver(NcmStorageId_BuiltInUser, &resolver_emmc);
if (R_FAILED(rc))
{
consolePrint("lrLrResolveProgramPath failed\n");
consolePrint("lrOpenLocationResolver emmc failed\n");
goto out2;
}
consolePrint("lrLrResolveProgramPath succeeded\n");
consolePrint("lrOpenLocationResolver emmc succeeded\n");
memmove(path, strrchr(path, '/') + 1, SHA256_HASH_SIZE + 4);
path[SHA256_HASH_SIZE + 4] = '\0';
consolePrint("Program NCA: %s\n", path);
for(u32 i = 0; i < SHA256_HASH_SIZE; i++)
for(u32 i = 0; i < 2; i++)
{
char val = (('a' <= path[i] && path[i] <= 'f') ? (path[i] - 'a' + 0xA) : (path[i] - '0'));
if ((i & 1) == 0) val <<= 4;
content_info.content_id.c[i >> 1] |= val;
for(u32 j = 0; j < 2; j++)
{
NcmContentStorage *ncm_storage = (j == 0 ? &ncm_storage_sdcard : &ncm_storage_emmc);
LrLocationResolver *resolver = (j == 0 ? &resolver_sdcard : &resolver_emmc);
NcaContext *nca_ctx = (i == 0 ? base_nca_ctx : update_nca_ctx);
Ticket *tik = (i == 0 ? &base_tik : &update_tik);
rc = lrLrResolveProgramPath(resolver, i == 0 ? base_tid : update_tid, path);
if (R_FAILED(rc))
{
consolePrint("lrLrResolveProgramPath %s,%s failed\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
if (j == 0) continue;
goto out2;
}
consolePrint("lrLrResolveProgramPath %s,%s succeeded\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
memset(&content_info, 0, sizeof(NcmContentInfo));
memmove(path, strrchr(path, '/') + 1, SHA256_HASH_SIZE + 4);
path[SHA256_HASH_SIZE + 4] = '\0';
consolePrint("Program NCA (%s,%s): %s\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc", path);
for(u32 i = 0; i < SHA256_HASH_SIZE; i++)
{
char val = (('a' <= path[i] && path[i] <= 'f') ? (path[i] - 'a' + 0xA) : (path[i] - '0'));
if ((i & 1) == 0) val <<= 4;
content_info.content_id.c[i >> 1] |= val;
}
content_info.content_type = NcmContentType_Program;
u64 content_size = 0;
rc = ncmContentStorageGetSizeFromContentId(ncm_storage, (s64*)&content_size, &(content_info.content_id));
if (R_FAILED(rc))
{
consolePrint("ncmContentStorageGetSizeFromContentId %s,%s failed\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
goto out2;
}
consolePrint("ncmContentStorageGetSizeFromContentId %s,%s succeeded\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
memcpy(&(content_info.size), &content_size, 6);
if (!ncaInitializeContext(nca_ctx, i == 0 ? NcmStorageId_SdCard : NcmStorageId_BuiltInUser, ncm_storage, 0, &content_info, tik))
{
consolePrint("nca initialize ctx %s,%s failed\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
goto out2;
}
consolePrint("nca initialize ctx %s,%s succeeded\n", i == 0 ? "base" : "update", j == 0 ? "sdcard" : "emmc");
break;
}
}
content_info.content_type = NcmContentType_Program;
u64 content_size = 0;
rc = ncmContentStorageGetSizeFromContentId(&ncm_storage, (s64*)&content_size, &(content_info.content_id));
if (R_FAILED(rc))
if (!bktrInitializeContext(&bktr_ctx, &(base_nca_ctx->fs_contexts[1]), &(update_nca_ctx->fs_contexts[1])))
{
consolePrint("ncmContentStorageGetSizeFromContentId failed\n");
consolePrint("bktr initialize ctx failed\n");
goto out2;
}
consolePrint("ncmContentStorageGetSizeFromContentId succeeded\n");
consolePrint("bktr initialize ctx succeeded\n");
memcpy(&(content_info.size), &content_size, 6);
if (!ncaInitializeContext(nca_ctx, NcmStorageId_SdCard, &ncm_storage, 0, &content_info, &tik))
{
consolePrint("nca initialize ctx failed\n");
goto out2;
}
consolePrint("nca initialize ctx succeeded\n");
if (!romfsInitializeContext(&romfs_ctx, &(nca_ctx->fs_contexts[1])))
{
consolePrint("romfs initialize ctx failed\n");
goto out2;
}
consolePrint("romfs initialize ctx succeeded\n");
shared_data.romfs_ctx = &romfs_ctx;
shared_data.bktr_ctx = &bktr_ctx;
shared_data.data = buf;
shared_data.data_size = 0;
shared_data.data_written = 0;
romfsGetTotalDataSize(&romfs_ctx, &(shared_data.total_size));
goto out2;
bktrGetTotalDataSize(&bktr_ctx, &(shared_data.total_size));
consolePrint("waiting for usb connection... ");
@ -436,47 +478,21 @@ int main(int argc, char *argv[])
consolePrint("process completed in %lu seconds\n", start);
out2:
consolePrint("press any button to exit\n");
utilsWaitForButtonPress(KEY_NONE);
if (gamecardIsReady())
{
GameCardKeyArea key_area = {0};
if (gamecardGetKeyArea(&key_area))
{
FILE *kafd = fopen("sdmc:/gc_key_area.bin", "wb");
if (kafd)
{
fwrite(&key_area, 1, sizeof(GameCardKeyArea), kafd);
fclose(kafd);
}
}
}
bktrFreeContext(&bktr_ctx);
lrExit();
if (serviceIsActive(&(ncm_storage.s))) ncmContentStorageClose(&ncm_storage);
if (serviceIsActive(&(ncm_storage_emmc.s))) ncmContentStorageClose(&ncm_storage_emmc);
if (nca_ctx) free(nca_ctx);
if (serviceIsActive(&(ncm_storage_sdcard.s))) ncmContentStorageClose(&ncm_storage_sdcard);
if (update_nca_ctx) free(update_nca_ctx);
if (base_nca_ctx) free(base_nca_ctx);
if (buf) free(buf);