Improve layout of contrib/libs/lzma

* Rename contrib/libs/xz to contrib/libs/lzma (yamaker project is updated accordingly)
* Move xz/liblzma/ya.make to top level
* Update provides.pbtxt and PEERDIRs as necessary

ref:1bb07a87b6adb738965483167fa64e7ad5da1e2b

1 files changed, 24 insertions, 0 deletions

diff --git a/contrib/libs/lzma/liblzma/common/block_buffer_encoder.h b/contrib/libs/lzma/liblzma/common/block_buffer_encoder.h
new file mode 100644
index 0000000000..653207f734
--- /dev/null
+++ b/contrib/libs/lzma/liblzma/common/block_buffer_encoder.h
@@ -0,0 +1,24 @@
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file       block_buffer_encoder.h
+/// \brief      Single-call .xz Block encoder
+//
+//  Author:     Lasse Collin
+//
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef LZMA_BLOCK_BUFFER_ENCODER_H
+#define LZMA_BLOCK_BUFFER_ENCODER_H
+
+#include "common.h"
+
+
+/// uint64_t version of lzma_block_buffer_bound(). It is used by
+/// stream_encoder_mt.c. Probably the original lzma_block_buffer_bound()
+/// should have been 64-bit, but fixing it would break the ABI.
+extern uint64_t lzma_block_buffer_bound64(uint64_t uncompressed_size);
+
+#endif