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Unified Diff: xz/src/liblzma/api/lzma/bcj.h

Issue 2869016: Add an unpatched version of xz, XZ Utils, to /trunk/deps/third_party (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/
Patch Set: Created 10 years, 6 months ago
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Index: xz/src/liblzma/api/lzma/bcj.h
===================================================================
--- xz/src/liblzma/api/lzma/bcj.h (revision 0)
+++ xz/src/liblzma/api/lzma/bcj.h (revision 0)
@@ -0,0 +1,90 @@
+/**
+ * \file lzma/bcj.h
+ * \brief Branch/Call/Jump conversion filters
+ */
+
+/*
+ * Author: Lasse Collin
+ *
+ * This file has been put into the public domain.
+ * You can do whatever you want with this file.
+ *
+ * See ../lzma.h for information about liblzma as a whole.
+ */
+
+#ifndef LZMA_H_INTERNAL
+# error Never include this file directly. Use <lzma.h> instead.
+#endif
+
+
+/* Filter IDs for lzma_filter.id */
+
+#define LZMA_FILTER_X86 LZMA_VLI_C(0x04)
+ /**<
+ * Filter for x86 binaries
+ */
+
+#define LZMA_FILTER_POWERPC LZMA_VLI_C(0x05)
+ /**<
+ * Filter for Big endian PowerPC binaries
+ */
+
+#define LZMA_FILTER_IA64 LZMA_VLI_C(0x06)
+ /**<
+ * Filter for IA64 (Itanium) binaries.
+ */
+
+#define LZMA_FILTER_ARM LZMA_VLI_C(0x07)
+ /**<
+ * Filter for ARM binaries.
+ */
+
+#define LZMA_FILTER_ARMTHUMB LZMA_VLI_C(0x08)
+ /**<
+ * Filter for ARMThumb binaries.
+ */
+
+#define LZMA_FILTER_SPARC LZMA_VLI_C(0x09)
+ /**<
+ * Filter for SPARC binaries.
+ */
+
+
+/**
+ * \brief Options for BCJ filters
+ *
+ * The BCJ filters never change the size of the data. Specifying options
+ * for them is optional: if pointer to options is NULL, default value is
+ * used. You probably never need to specify options to BCJ filters, so just
+ * set the options pointer to NULL and be happy.
+ *
+ * If options with non-default values have been specified when encoding,
+ * the same options must also be specified when decoding.
+ *
+ * \note At the moment, none of the BCJ filters support
+ * LZMA_SYNC_FLUSH. If LZMA_SYNC_FLUSH is specified,
+ * LZMA_OPTIONS_ERROR will be returned. If there is need,
+ * partial support for LZMA_SYNC_FLUSH can be added in future.
+ * Partial means that flushing would be possible only at
+ * offsets that are multiple of 2, 4, or 16 depending on
+ * the filter, except x86 which cannot be made to support
+ * LZMA_SYNC_FLUSH predictably.
+ */
+typedef struct {
+ /**
+ * \brief Start offset for conversions
+ *
+ * This setting is useful only when the same filter is used
+ * _separately_ for multiple sections of the same executable file,
+ * and the sections contain cross-section branch/call/jump
+ * instructions. In that case it is beneficial to set the start
+ * offset of the non-first sections so that the relative addresses
+ * of the cross-section branch/call/jump instructions will use the
+ * same absolute addresses as in the first section.
+ *
+ * When the pointer to options is NULL, the default value (zero)
+ * is used.
+ */
+ uint32_t start_offset;
+
+} lzma_options_bcj;
Property changes on: xz/src/liblzma/api/lzma/bcj.h
___________________________________________________________________
Added: svn:eol-style
+ LF
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