1 files changed, 0 insertions, 263 deletions
diff --git a/depends/lzma/wrapper/decompress.c b/depends/lzma/wrapper/decompress.c
deleted file mode 100644
index 65ff9119..00000000
--- a/depends/lzma/wrapper/decompress.c
+++ /dev/null
@@ -1,263 +0,0 @@
-/*
- * 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.
- */
-
-#include "include/decompress.h"
-#include "pavlov/LzmaDec.h"
-#include "pavlov/7zCrc.h"
-#include "common_internal.h"
-#include "lzma_header.h"
-#include "lzip_header.h"
-
-#include <string.h>
-#include <assert.h>
-
-#define ELZMA_DECOMPRESS_INPUT_BUFSIZE (1024 * 64)
-#define ELZMA_DECOMPRESS_OUTPUT_BUFSIZE (1024 * 256)
-
-/** an opaque handle to an lzma decompressor */
-struct _elzma_decompress_handle
-{
-	char inbuf[ELZMA_DECOMPRESS_INPUT_BUFSIZE];
-	char outbuf[ELZMA_DECOMPRESS_OUTPUT_BUFSIZE];
-	struct elzma_alloc_struct allocStruct;
-};
-
-elzma_decompress_handle elzma_decompress_alloc()
-{
-	elzma_decompress_handle hand = malloc(sizeof(struct _elzma_decompress_handle));
-	memset((void *)hand, 0, sizeof(struct _elzma_decompress_handle));
-	init_alloc_struct(&(hand->allocStruct), NULL, NULL, NULL, NULL);
-	return hand;
-}
-
-void elzma_decompress_set_allocation_callbacks(elzma_decompress_handle hand,
-											   elzma_malloc mallocFunc, void *mallocFuncContext,
-											   elzma_free freeFunc, void *freeFuncContext)
-{
-	if (hand)
-	{
-		init_alloc_struct(&(hand->allocStruct), mallocFunc, mallocFuncContext, freeFunc,
-						  freeFuncContext);
-	}
-}
-
-void elzma_decompress_free(elzma_decompress_handle *hand)
-{
-	if (*hand)
-		free(*hand);
-	*hand = NULL;
-}
-
-int elzma_decompress_run(elzma_decompress_handle hand, elzma_read_callback inputStream,
-						 void *inputContext, elzma_write_callback outputStream,
-						 void *outputContext, elzma_file_format format)
-{
-	unsigned long long int totalRead = 0; /* total amount read from stream */
-	unsigned int crc32 = CRC_INIT_VAL;	/* running crc32 (lzip case) */
-	CLzmaDec dec;
-	unsigned int errorCode = ELZMA_E_OK;
-	struct elzma_format_handler formatHandler;
-	struct elzma_file_header h;
-	struct elzma_file_footer f;
-
-	/* switch between supported formats */
-	if (format == ELZMA_lzma)
-	{
-		initializeLZMAFormatHandler(&formatHandler);
-	}
-	else if (format == ELZMA_lzip)
-	{
-		CrcGenerateTable();
-		initializeLZIPFormatHandler(&formatHandler);
-	}
-	else
-	{
-		return ELZMA_E_BAD_PARAMS;
-	}
-
-	/* initialize footer */
-	f.crc32 = 0;
-	f.uncompressedSize = 0;
-
-	/* initialize decoder memory */
-	memset((void *)&dec, 0, sizeof(dec));
-	LzmaDec_Init(&dec);
-
-	/* decode the header. */
-	{
-		unsigned char *hdr =
-			hand->allocStruct.Alloc(&(hand->allocStruct), formatHandler.header_size);
-
-		size_t sz = formatHandler.header_size;
-
-		formatHandler.init_header(&h);
-
-		if (inputStream(inputContext, hdr, &sz) != 0 || sz != formatHandler.header_size)
-		{
-			hand->allocStruct.Free(&(hand->allocStruct), hdr);
-			return ELZMA_E_INPUT_ERROR;
-		}
-
-		if (0 != formatHandler.parse_header(hdr, &h))
-		{
-			hand->allocStruct.Free(&(hand->allocStruct), hdr);
-			return ELZMA_E_CORRUPT_HEADER;
-		}
-
-		/* the LzmaDec_Allocate call requires 5 bytes which have
-		 * compression properties encoded in them.  In the case of
-		 * lzip, the header format does not already contain what
-		 * LzmaDec_Allocate expects, so we must craft it, silly */
-		{
-			unsigned char propsBuf[13];
-			const unsigned char *propsPtr = hdr;
-
-			if (format == ELZMA_lzip)
-			{
-				struct elzma_format_handler lzmaHand;
-				initializeLZMAFormatHandler(&lzmaHand);
-				lzmaHand.serialize_header(propsBuf, &h);
-				propsPtr = propsBuf;
-			}
-
-			/* now we're ready to allocate the decoder */
-			LzmaDec_Allocate(&dec, propsPtr, 5);
-		}
-
-		hand->allocStruct.Free(&(hand->allocStruct), hdr);
-	}
-
-	/* perform the decoding */
-	for (;;)
-	{
-		size_t dstLen = ELZMA_DECOMPRESS_OUTPUT_BUFSIZE;
-		size_t srcLen = ELZMA_DECOMPRESS_INPUT_BUFSIZE;
-		size_t amt = 0;
-		size_t bufOff = 0;
-		ELzmaStatus stat;
-
-		if (0 != inputStream(inputContext, hand->inbuf, &srcLen))
-		{
-			errorCode = ELZMA_E_INPUT_ERROR;
-			goto decompressEnd;
-		}
-
-		/* handle the case where the input prematurely finishes */
-		if (srcLen == 0)
-		{
-			errorCode = ELZMA_E_INSUFFICIENT_INPUT;
-			goto decompressEnd;
-		}
-
-		amt = srcLen;
-
-		/* handle the case where a single read buffer of compressed bytes
-		 * will translate into multiple buffers of uncompressed bytes,
-		 * with this inner loop */
-		stat = LZMA_STATUS_NOT_SPECIFIED;
-
-		while (bufOff < srcLen)
-		{
-			SRes r = LzmaDec_DecodeToBuf(&dec, (uint8_t *)hand->outbuf, &dstLen,
-										 ((uint8_t *)hand->inbuf + bufOff), &amt,
-										 LZMA_FINISH_ANY, &stat);
-
-			/* XXX deal with result code more granularly*/
-			if (r != SZ_OK)
-			{
-				errorCode = ELZMA_E_DECOMPRESS_ERROR;
-				goto decompressEnd;
-			}
-
-			/* write what we've read */
-			{
-				size_t wt;
-
-				/* if decoding lzip, update our crc32 value */
-				if (format == ELZMA_lzip && dstLen > 0)
-				{
-					crc32 = CrcUpdate(crc32, hand->outbuf, dstLen);
-				}
-				totalRead += dstLen;
-
-				wt = outputStream(outputContext, hand->outbuf, dstLen);
-				if (wt != dstLen)
-				{
-					errorCode = ELZMA_E_OUTPUT_ERROR;
-					goto decompressEnd;
-				}
-			}
-
-			/* do we have more data on the input buffer? */
-			bufOff += amt;
-			assert(bufOff <= srcLen);
-			if (bufOff >= srcLen)
-				break;
-			amt = srcLen - bufOff;
-
-			/* with lzip, we will have the footer left on the buffer! */
-			if (stat == LZMA_STATUS_FINISHED_WITH_MARK)
-			{
-				break;
-			}
-		}
-
-		/* now check status */
-		if (stat == LZMA_STATUS_FINISHED_WITH_MARK)
-		{
-			/* read a footer if one is expected and
-			 * present */
-			if (formatHandler.footer_size > 0 && amt >= formatHandler.footer_size &&
-				formatHandler.parse_footer != NULL)
-			{
-				formatHandler.parse_footer((unsigned char *)hand->inbuf + bufOff, &f);
-			}
-
-			break;
-		}
-		/* for LZMA utils,  we don't always have a finished mark */
-		if (!h.isStreamed && totalRead >= h.uncompressedSize)
-		{
-			break;
-		}
-	}
-
-	/* finish the calculated crc32 */
-	crc32 ^= 0xFFFFFFFF;
-
-	/* if we have a footer, check that the calculated crc32 matches
-	 * the encoded crc32, and that the sizes match */
-	if (formatHandler.footer_size)
-	{
-		if (f.crc32 != crc32)
-		{
-			errorCode = ELZMA_E_CRC32_MISMATCH;
-		}
-		else if (f.uncompressedSize != totalRead)
-		{
-			errorCode = ELZMA_E_SIZE_MISMATCH;
-		}
-	}
-	else if (!h.isStreamed)
-	{
-		/* if the format does not support a footer and has an uncompressed
-		 * size in the header, let's compare that with how much we actually
-		 * read */
-		if (h.uncompressedSize != totalRead)
-		{
-			errorCode = ELZMA_E_SIZE_MISMATCH;
-		}
-	}
-
-decompressEnd:
-	LzmaDec_Free(&dec);
-
-	return errorCode;
-}