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Diffstat (limited to 'depends/lzma/wrapper/lzip_header.c')
-rw-r--r--depends/lzma/wrapper/lzip_header.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/depends/lzma/wrapper/lzip_header.c b/depends/lzma/wrapper/lzip_header.c
deleted file mode 100644
index 39872813..00000000
--- a/depends/lzma/wrapper/lzip_header.c
+++ /dev/null
@@ -1,96 +0,0 @@
-#include "lzip_header.h"
-
-#include <string.h>
-
-#define ELZMA_LZIP_HEADER_SIZE 6
-#define ELZMA_LZIP_FOOTER_SIZE 12
-
-static void initLzipHeader(struct elzma_file_header *hdr)
-{
- memset((void *)hdr, 0, sizeof(struct elzma_file_header));
-}
-
-static int parseLzipHeader(const unsigned char *hdrBuf, struct elzma_file_header *hdr)
-{
- if (0 != strncmp("LZIP", (char *)hdrBuf, 4))
- return 1;
- /* XXX: ignore version for now */
- hdr->pb = 2;
- hdr->lp = 0;
- hdr->lc = 3;
- /* unknown at this point */
- hdr->isStreamed = 1;
- hdr->uncompressedSize = 0;
- hdr->dictSize = 1 << (hdrBuf[5] & 0x1F);
- return 0;
-}
-
-static int serializeLzipHeader(unsigned char *hdrBuf, const struct elzma_file_header *hdr)
-{
- hdrBuf[0] = 'L';
- hdrBuf[1] = 'Z';
- hdrBuf[2] = 'I';
- hdrBuf[3] = 'P';
- hdrBuf[4] = 0;
- {
- int r = 0;
- while ((hdr->dictSize >> r) != 0)
- r++;
- hdrBuf[5] = (unsigned char)(r - 1) & 0x1F;
- }
- return 0;
-}
-
-static int serializeLzipFooter(struct elzma_file_footer *ftr, unsigned char *ftrBuf)
-{
- unsigned int i = 0;
-
- /* first crc32 */
- for (i = 0; i < 4; i++)
- {
- *(ftrBuf++) = (unsigned char)(ftr->crc32 >> (i * 8));
- }
-
- /* next data size */
- for (i = 0; i < 8; i++)
- {
- *(ftrBuf++) = (unsigned char)(ftr->uncompressedSize >> (i * 8));
- }
-
- /* write version 0 files, omit member length for now*/
-
- return 0;
-}
-
-static int parseLzipFooter(const unsigned char *ftrBuf, struct elzma_file_footer *ftr)
-{
- unsigned int i = 0;
- ftr->crc32 = 0;
- ftr->uncompressedSize = 0;
-
- /* first crc32 */
- for (i = 0; i < 4; i++)
- {
- ftr->crc32 += ((unsigned int)*(ftrBuf++) << (i * 8));
- }
-
- /* next data size */
- for (i = 0; i < 8; i++)
- {
- ftr->uncompressedSize += (unsigned long long)*(ftrBuf++) << (i * 8);
- }
- /* read version 0 files, omit member length for now*/
-
- return 0;
-}
-
-void initializeLZIPFormatHandler(struct elzma_format_handler *hand)
-{
- hand->header_size = ELZMA_LZIP_HEADER_SIZE;
- hand->init_header = initLzipHeader;
- hand->parse_header = parseLzipHeader;
- hand->serialize_header = serializeLzipHeader;
- hand->footer_size = ELZMA_LZIP_FOOTER_SIZE;
- hand->serialize_footer = serializeLzipFooter;
- hand->parse_footer = parseLzipFooter;
-}