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authorLasse Collin <lasse.collin@tukaani.org>2009-02-17 10:43:00 +0200
committerLasse Collin <lasse.collin@tukaani.org>2009-02-17 10:43:00 +0200
commit489a3dbaa0465f04400804e956a1cfbbee3654a2 (patch)
tree9456c3fde0e0fdae8e006799338f41dd34508487 /src/liblzma/common/easy_encoder_memusage.c
parentMake physmem.h work on old Windows versions. (diff)
downloadxz-489a3dbaa0465f04400804e956a1cfbbee3654a2.tar.xz
Added lzma_easy_buffer_encode(). Splitted easy.c into small
pieces to avoid unneeded dependencies making statically linked applications bigger than needed.
Diffstat (limited to 'src/liblzma/common/easy_encoder_memusage.c')
-rw-r--r--src/liblzma/common/easy_encoder_memusage.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/liblzma/common/easy_encoder_memusage.c b/src/liblzma/common/easy_encoder_memusage.c
new file mode 100644
index 00000000..6f4154a8
--- /dev/null
+++ b/src/liblzma/common/easy_encoder_memusage.c
@@ -0,0 +1,31 @@
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file easy_encoder_memusage.c
+/// \brief Easy .xz Stream encoder memory usage calculation
+//
+// Copyright (C) 2008 Lasse Collin
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#include "easy_preset.h"
+
+
+extern LZMA_API(uint64_t)
+lzma_easy_encoder_memusage(uint32_t preset)
+{
+ lzma_options_easy opt_easy;
+ if (lzma_easy_preset(&opt_easy, preset))
+ return UINT32_MAX;
+
+ return lzma_raw_encoder_memusage(opt_easy.filters);
+}