From 2c8dc0b855c38c5204d398ad306fa9cf43be1ada Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Thu, 26 Sep 2013 02:58:09 +0200
Subject: Compression algo dependencies, still need hackery...

---
 depends/lzma/include/common.h | 118 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 depends/lzma/include/common.h

(limited to 'depends/lzma/include/common.h')

diff --git a/depends/lzma/include/common.h b/depends/lzma/include/common.h
new file mode 100644
index 00000000..f02bdb4d
--- /dev/null
+++ b/depends/lzma/include/common.h
@@ -0,0 +1,118 @@
+/*
+ * Written in 2009 by Lloyd Hilaiel
+ *
+ * License
+ *
+ * All the cruft you find here is public domain.  You don't have to credit
+ * anyone to use this code, but my personal request is that you mention
+ * Igor Pavlov for his hard, high quality work.
+ *
+ * easylzma/common.h - definitions common to both compression and
+ *                     decompression
+ */
+
+#pragma once
+
+#include <stdlib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* msft dll export gunk.  To build a DLL on windows, you
+ * must define WIN32, EASYLZMA_SHARED, and EASYLZMA_BUILD.  To use a
+ * DLL, you must define EASYLZMA_SHARED and WIN32 */
+#if defined(WIN32) && defined(EASYLZMA_SHARED)
+#ifdef EASYLZMA_BUILD
+#define EASYLZMA_API __declspec(dllexport)
+#else
+#define EASYLZMA_API __declspec(dllimport)
+#endif
+#else
+#define EASYLZMA_API
+#endif
+
+/** error codes */
+
+/** no error */
+#define ELZMA_E_OK 0
+/** bad parameters passed to an ELZMA function */
+#define ELZMA_E_BAD_PARAMS 10
+/** could not initialize the encode with configured parameters. */
+#define ELZMA_E_ENCODING_PROPERTIES_ERROR 11
+/** an error occured during compression (XXX: be more specific) */
+#define ELZMA_E_COMPRESS_ERROR 12
+/** currently unsupported lzma file format was specified*/
+#define ELZMA_E_UNSUPPORTED_FORMAT 13
+/** an error occured when reading input */
+#define ELZMA_E_INPUT_ERROR 14
+/** an error occured when writing output */
+#define ELZMA_E_OUTPUT_ERROR 15
+/** LZMA header couldn't be parsed */
+#define ELZMA_E_CORRUPT_HEADER 16
+/** an error occured during decompression (XXX: be more specific) */
+#define ELZMA_E_DECOMPRESS_ERROR 17
+/** the input stream returns EOF before the decompression could complete */
+#define ELZMA_E_INSUFFICIENT_INPUT 18
+/** for formats which have an emebedded crc, this error would indicated that
+ *  what came out was not what went in, i.e. data corruption */
+#define ELZMA_E_CRC32_MISMATCH 19
+/** for formats which have an emebedded uncompressed content length,
+ *  this error indicates that the amount we read was not what we expected */
+#define ELZMA_E_SIZE_MISMATCH 20
+
+/** Supported file formats */
+typedef enum
+{
+	ELZMA_lzip, /**< the lzip format which includes a magic number and
+				 *   CRC check */
+	ELZMA_lzma /**< the LZMA-Alone format, originally designed by
+				*   Igor Pavlov and in widespread use due to lzmautils,
+				*   lacking both aforementioned features of lzip */
+	/* XXX: future, potentially   ,
+		ELZMA_xz
+	*/
+} elzma_file_format;
+
+/**
+ * A callback invoked during elzma_[de]compress_run when the [de]compression
+ * process has generated [de]compressed output.
+ *
+ * the size parameter indicates how much data is in buf to be written.
+ * it is required that the write callback consume all data, and a return
+ * value not equal to input size indicates and error.
+ */
+typedef size_t (*elzma_write_callback)(void *ctx, const void *buf, size_t size);
+
+/**
+ * A callback invoked during elzma_[de]compress_run when the [de]compression
+ * process requires more [un]compressed input.
+ *
+ * the size parameter is an in/out argument.  on input it indicates
+ * the buffer size.  on output it indicates the amount of data read into
+ * buf.  when *size is zero on output it indicates EOF.
+ *
+ * \returns the read callback should return nonzero on failure.
+ */
+typedef int (*elzma_read_callback)(void *ctx, void *buf, size_t *size);
+
+/**
+ * A callback invoked during elzma_[de]compress_run to report progress
+ * on the [de]compression.
+ *
+ * \returns the read callback should return nonzero on failure.
+ */
+typedef void (*elzma_progress_callback)(void *ctx, size_t complete, size_t total);
+
+/** pointer to a malloc function, supporting client overriding memory
+ *  allocation routines */
+typedef void *(*elzma_malloc)(void *ctx, unsigned int sz);
+
+/** pointer to a free function, supporting client overriding memory
+ *  allocation routines */
+typedef void (*elzma_free)(void *ctx, void *ptr);
+
+#ifdef __cplusplus
+}
+;
+#endif
-- 
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