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authorJames Morris <jmorris@namei.org>2009-08-11 08:33:01 +1000
committerJames Morris <jmorris@namei.org>2009-08-11 08:33:01 +1000
commit8b4bfc7feb005d84e2bd0831d8331a304e9d6483 (patch)
treea13891d7264aefeea65e60cc956e8fa704032cd9 /lib/decompress_unlzma.c
parent896a6de40ef3814525632609799af909338f50c3 (diff)
parent85dfd81dc57e8183a277ddd7a56aa65c96f3f487 (diff)
downloadop-kernel-dev-8b4bfc7feb005d84e2bd0831d8331a304e9d6483.zip
op-kernel-dev-8b4bfc7feb005d84e2bd0831d8331a304e9d6483.tar.gz
Merge branch 'master' into next
Diffstat (limited to 'lib/decompress_unlzma.c')
-rw-r--r--lib/decompress_unlzma.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
index 32123a1..0b954e0 100644
--- a/lib/decompress_unlzma.c
+++ b/lib/decompress_unlzma.c
@@ -29,12 +29,14 @@
*Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef STATIC
+#ifdef STATIC
+#define PREBOOT
+#else
#include <linux/decompress/unlzma.h>
+#include <linux/slab.h>
#endif /* STATIC */
#include <linux/decompress/mm.h>
-#include <linux/slab.h>
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
@@ -543,9 +545,7 @@ STATIC inline int INIT unlzma(unsigned char *buf, int in_len,
int ret = -1;
set_error_fn(error_fn);
- if (!flush)
- in_len -= 4; /* Uncompressed size hack active in pre-boot
- environment */
+
if (buf)
inbuf = buf;
else
@@ -645,4 +645,15 @@ exit_0:
return ret;
}
-#define decompress unlzma
+#ifdef PREBOOT
+STATIC int INIT decompress(unsigned char *buf, int in_len,
+ int(*fill)(void*, unsigned int),
+ int(*flush)(void*, unsigned int),
+ unsigned char *output,
+ int *posp,
+ void(*error_fn)(char *x)
+ )
+{
+ return unlzma(buf, in_len - 4, fill, flush, output, posp, error_fn);
+}
+#endif
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