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authorLasse Collin <lasse.collin@tukaani.org>2008-11-19 23:52:24 +0200
committerLasse Collin <lasse.collin@tukaani.org>2008-11-19 23:52:24 +0200
commit1880a3927b23f265f63b2adb86fbdb81ea09eb06 (patch)
tree2fe1b65d21f81b28f46eb707378d97f553e99ee1 /src/xz/hardware.h
parentOh well, big messy commit again. Some highlights: (diff)
downloadxz-1880a3927b23f265f63b2adb86fbdb81ea09eb06.tar.xz
Renamed lzma to xz and lzmadec to xzdec. We create symlinks
lzma, unlzma, and lzcat in "make install" for backwards compatibility with LZMA Utils 4.32.x; I'm not sure if this should be the default though.
Diffstat (limited to 'src/xz/hardware.h')
-rw-r--r--src/xz/hardware.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/xz/hardware.h b/src/xz/hardware.h
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--- /dev/null
+++ b/src/xz/hardware.h
@@ -0,0 +1,45 @@
+///////////////////////////////////////////////////////////////////////////////
+//
+/// \file hardware.c
+/// \brief Detection of available hardware resources
+//
+// Copyright (C) 2007 Lasse Collin
+//
+// This program 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 program 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.
+//
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef HARDWARE_H
+#define HARDWARE_H
+
+#include "private.h"
+
+
+extern size_t opt_threads;
+
+
+/// Initialize some hardware-specific variables, which are needed by other
+/// hardware_* functions.
+extern void hardware_init(void);
+
+
+/// Set custom memory usage limit. This is used for both encoding and
+/// decoding. Zero indicates resetting the limit back to defaults.
+extern void hardware_memlimit_set(uint64_t memlimit);
+
+/// Get the memory usage limit for encoding. By default this is 90 % of RAM.
+extern uint64_t hardware_memlimit_encoder(void);
+
+
+/// Get the memory usage limit for decoding. By default this is 30 % of RAM.
+extern uint64_t hardware_memlimit_decoder(void);
+
+#endif