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-rw-r--r--lib/decompress_inflate.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/decompress_inflate.c b/lib/decompress_inflate.c
index 63b4b7eee138..6130c42b8e59 100644
--- a/lib/decompress_inflate.c
+++ b/lib/decompress_inflate.c
@@ -10,6 +10,10 @@
#include "zlib_inflate/inftrees.c"
#include "zlib_inflate/inffast.c"
#include "zlib_inflate/inflate.c"
+#ifdef CONFIG_ZLIB_DFLTCC
+#include "zlib_dfltcc/dfltcc.c"
+#include "zlib_dfltcc/dfltcc_inflate.c"
+#endif
#else /* STATIC */
/* initramfs et al: linked */
@@ -76,7 +80,12 @@ STATIC int INIT __gunzip(unsigned char *buf, long len,
}
strm->workspace = malloc(flush ? zlib_inflate_workspacesize() :
+#ifdef CONFIG_ZLIB_DFLTCC
+ /* Always allocate the full workspace for DFLTCC */
+ zlib_inflate_workspacesize());
+#else
sizeof(struct inflate_state));
+#endif
if (strm->workspace == NULL) {
error("Out of memory while allocating workspace");
goto gunzip_nomem4;
@@ -123,10 +132,14 @@ STATIC int INIT __gunzip(unsigned char *buf, long len,
rc = zlib_inflateInit2(strm, -MAX_WBITS);
+#ifdef CONFIG_ZLIB_DFLTCC
+ /* Always keep the window for DFLTCC */
+#else
if (!flush) {
WS(strm)->inflate_state.wsize = 0;
WS(strm)->inflate_state.window = NULL;
}
+#endif
while (rc == Z_OK) {
if (strm->avail_in == 0) {