mirror of
https://github.com/DarkMatterCore/nxdumptool.git
synced 2024-12-27 19:06:01 +00:00
BKTR: updated file entry detection.
This commit is contained in:
parent
efb9b2d103
commit
e2b4ebc5d4
3 changed files with 72 additions and 4 deletions
|
@ -246,6 +246,44 @@ bool bktrReadFileEntryData(BktrContext *ctx, RomFileSystemFileEntry *file_entry,
|
|||
return true;
|
||||
}
|
||||
|
||||
bool bktrIsFileEntryUpdated(BktrContext *ctx, RomFileSystemFileEntry *file_entry, bool *out)
|
||||
{
|
||||
if (!ctx || !ctx->body_offset || !ctx->indirect_block || !file_entry || !file_entry->size || file_entry->offset >= ctx->size || (file_entry->offset + file_entry->size) > ctx->size || !out)
|
||||
{
|
||||
LOGFILE("Invalid parameters!");
|
||||
return false;
|
||||
}
|
||||
|
||||
bool updated = false;
|
||||
u64 file_offset = (ctx->offset + ctx->body_offset + file_entry->offset);
|
||||
BktrIndirectStorageEntry *indirect_entry = NULL, *last_indirect_entry = NULL;
|
||||
|
||||
indirect_entry = bktrGetIndirectStorageEntry(ctx->indirect_block, file_offset);
|
||||
if (!indirect_entry)
|
||||
{
|
||||
LOGFILE("Error retrieving BKTR Indirect Storage Entry at offset 0x%lX!", file_offset);
|
||||
return false;
|
||||
}
|
||||
|
||||
last_indirect_entry = indirect_entry;
|
||||
|
||||
while(last_indirect_entry->virtual_offset < (file_offset + file_entry->size)) last_indirect_entry++;
|
||||
|
||||
while(indirect_entry < last_indirect_entry)
|
||||
{
|
||||
if (indirect_entry->indirect_storage_index == BktrIndirectStorageIndex_Patch)
|
||||
{
|
||||
updated = true;
|
||||
break;
|
||||
}
|
||||
|
||||
indirect_entry++;
|
||||
}
|
||||
|
||||
*out = updated;
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool bktrPhysicalSectionRead(BktrContext *ctx, void *out, u64 read_size, u64 offset)
|
||||
{
|
||||
if (!ctx || !ctx->base_romfs_ctx.nca_fs_ctx || !ctx->indirect_block || !out || !read_size)
|
||||
|
|
|
@ -102,6 +102,9 @@ bool bktrReadFileSystemData(BktrContext *ctx, void *out, u64 read_size, u64 offs
|
|||
/// Input offset must be relative to the start of the RomFS file entry data.
|
||||
bool bktrReadFileEntryData(BktrContext *ctx, RomFileSystemFileEntry *file_entry, void *out, u64 read_size, u64 offset);
|
||||
|
||||
/// Checks if a RomFS file entry is updated by the Patch RomFS.
|
||||
bool bktrIsFileEntryUpdated(BktrContext *ctx, RomFileSystemFileEntry *file_entry, bool *out);
|
||||
|
||||
/// Miscellaneous functions.
|
||||
/// These are just wrappers for RomFS functions.
|
||||
|
||||
|
|
|
@ -211,7 +211,7 @@ int main(int argc, char *argv[])
|
|||
|
||||
consoleUpdate(NULL);
|
||||
|
||||
bktr_file_entry = bktrGetFileEntryByPath(&bktr_ctx, "/Data/resources.assets");
|
||||
/*bktr_file_entry = bktrGetFileEntryByPath(&bktr_ctx, "/Data/resources.assets");
|
||||
if (!bktr_file_entry)
|
||||
{
|
||||
printf("bktr get file entry by path failed\n");
|
||||
|
@ -219,7 +219,7 @@ int main(int argc, char *argv[])
|
|||
}
|
||||
|
||||
printf("bktr get file entry by path success: %.*s | 0x%lX\n", bktr_file_entry->name_length, bktr_file_entry->name, bktr_file_entry->size);
|
||||
consoleUpdate(NULL);
|
||||
consoleUpdate(NULL);*/
|
||||
|
||||
/*tmp_file = fopen("sdmc:/nxdt_test/resources.assets", "wb");
|
||||
if (tmp_file)
|
||||
|
@ -245,9 +245,11 @@ int main(int argc, char *argv[])
|
|||
}
|
||||
} else {
|
||||
printf("resources.assets not saved\n");
|
||||
}*/
|
||||
}
|
||||
|
||||
tmp_file = fopen("sdmc:/nxdt_test/romfs.bin", "wb");
|
||||
consoleUpdate(NULL);*/
|
||||
|
||||
/*tmp_file = fopen("sdmc:/nxdt_test/romfs.bin", "wb");
|
||||
if (tmp_file)
|
||||
{
|
||||
u64 curpos = 0, blksize = 0x400000;
|
||||
|
@ -273,6 +275,31 @@ int main(int argc, char *argv[])
|
|||
printf("romfs not saved\n");
|
||||
}
|
||||
|
||||
consoleUpdate(NULL);*/
|
||||
|
||||
printf("updated file list:\n");
|
||||
consoleUpdate(NULL);
|
||||
|
||||
u64 offset = 0;
|
||||
bool updated = false;
|
||||
char bktr_path[FS_MAX_PATH] = {0};
|
||||
|
||||
while(offset < bktr_ctx.patch_romfs_ctx.file_table_size)
|
||||
{
|
||||
if (!(bktr_file_entry = bktrGetFileEntryByOffset(&bktr_ctx, offset)))
|
||||
{
|
||||
printf("Failed to retrieve file entry!\n");
|
||||
goto out2;
|
||||
}
|
||||
|
||||
if (bktrIsFileEntryUpdated(&bktr_ctx, bktr_file_entry, &updated) && updated && bktrGeneratePathFromFileEntry(&bktr_ctx, bktr_file_entry, bktr_path, FS_MAX_PATH))
|
||||
{
|
||||
printf("%s\n", bktr_path);
|
||||
consoleUpdate(NULL);
|
||||
}
|
||||
|
||||
offset += ALIGN_UP(sizeof(RomFileSystemFileEntry) + bktr_file_entry->name_length, 4);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
|
Loading…
Reference in a new issue