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#include "loader_common.h"
#include <lzma.h>
#define OUTBUF_SIZE 16484
static int
uncompress_file(const void *fdata, unsigned int fsize, int dest)
{
int ok;
lzma_stream strm = LZMA_STREAM_INIT;
lzma_ret ret;
uint8_t outbuf[OUTBUF_SIZE];
unsigned int bytes;
ok = 0;
ret = lzma_auto_decoder(&strm, UINT64_MAX, 0);
if (ret != LZMA_OK)
return ok;
strm.next_in = fdata;
strm.avail_in = fsize;
for (;;)
{
strm.next_out = outbuf;
strm.avail_out = sizeof(outbuf);
ret = lzma_code(&strm, 0);
if (ret != LZMA_OK && ret != LZMA_STREAM_END)
goto quit;
bytes = sizeof(outbuf) - strm.avail_out;
if (write(dest, outbuf, bytes) != bytes)
goto quit;
if (ret == LZMA_STREAM_END)
break;
}
ok = 1;
quit:
lzma_end(&strm);
return ok;
}
static const char *const list_formats[] = { "xz", "lzma" };
int
load2(ImlibImage * im, int load_data)
{
return decompress_load(im, load_data, list_formats, ARRAY_SIZE(list_formats),
uncompress_file);
}
void
formats(ImlibLoader * l)
{
__imlib_LoaderSetFormats(l, list_formats, ARRAY_SIZE(list_formats));
}
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