The R Project SVN R

Rev

Rev 49813 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 49813 Rev 53508
Line 44... Line 44...
44 
 
 44 
 
45 
	// CRC32 of the Stream Header
 45 
	// CRC32 of the Stream Header
46 
	const uint32_t crc = lzma_crc32(out + sizeof(lzma_header_magic),
 46 
	const uint32_t crc = lzma_crc32(out + sizeof(lzma_header_magic),
47 
			LZMA_STREAM_FLAGS_SIZE, 0);
 47 
			LZMA_STREAM_FLAGS_SIZE, 0);
48 
 
 48 
 
49 
	integer_write_32(out + sizeof(lzma_header_magic)
 49 
	unaligned_write32le(out + sizeof(lzma_header_magic)
50 
			+ LZMA_STREAM_FLAGS_SIZE, crc);
 50 
			+ LZMA_STREAM_FLAGS_SIZE, crc);
51 
 
 51 
 
52 
	return LZMA_OK;
 52 
	return LZMA_OK;
53 
}
 53 
}
54 
 
 54 
 
Line 64... Line 64...
64 
 
 64 
 
65 
	// Backward Size
 65 
	// Backward Size
66 
	if (!is_backward_size_valid(options))
 66 
	if (!is_backward_size_valid(options))
67 
		return LZMA_PROG_ERROR;
 67 
		return LZMA_PROG_ERROR;
68 
 
 68 
 
69 
	integer_write_32(out + 4, options->backward_size / 4 - 1);
 69 
	unaligned_write32le(out + 4, options->backward_size / 4 - 1);
70 
 
 70 
 
71 
	// Stream Flags
 71 
	// Stream Flags
72 
	if (stream_flags_encode(options, out + 2 * 4))
 72 
	if (stream_flags_encode(options, out + 2 * 4))
73 
		return LZMA_PROG_ERROR;
 73 
		return LZMA_PROG_ERROR;
74 
 
 74 
 
75 
	// CRC32
 75 
	// CRC32
76 
	const uint32_t crc = lzma_crc32(
 76 
	const uint32_t crc = lzma_crc32(
77 
			out + 4, 4 + LZMA_STREAM_FLAGS_SIZE, 0);
 77 
			out + 4, 4 + LZMA_STREAM_FLAGS_SIZE, 0);
78 
 
 78 
 
79 
	integer_write_32(out, crc);
 79 
	unaligned_write32le(out, crc);
80 
 
 80 
 
81 
	// Magic
 81 
	// Magic
82 
	memcpy(out + 2 * 4 + LZMA_STREAM_FLAGS_SIZE,
 82 
	memcpy(out + 2 * 4 + LZMA_STREAM_FLAGS_SIZE,
83 
			lzma_footer_magic, sizeof(lzma_footer_magic));
 83 
			lzma_footer_magic, sizeof(lzma_footer_magic));
84 
 
 84