Zlib ng

libs/zlibng/arch/s390/dfltcc_inflate.h

@@ -0,0 +1,44 @@
+#ifndef DFLTCC_INFLATE_H
+#define DFLTCC_INFLATE_H
+
+#include "dfltcc_common.h"
+
+int ZLIB_INTERNAL dfltcc_can_inflate(PREFIX3(streamp) strm);
+typedef enum {
+    DFLTCC_INFLATE_CONTINUE,
+    DFLTCC_INFLATE_BREAK,
+    DFLTCC_INFLATE_SOFTWARE,
+} dfltcc_inflate_action;
+dfltcc_inflate_action ZLIB_INTERNAL dfltcc_inflate(PREFIX3(streamp) strm, int flush, int *ret);
+int ZLIB_INTERNAL dfltcc_was_inflate_used(PREFIX3(streamp) strm);
+int ZLIB_INTERNAL dfltcc_inflate_disable(PREFIX3(streamp) strm);
+
+#define INFLATE_RESET_KEEP_HOOK(strm) \
+    dfltcc_reset((strm), sizeof(struct inflate_state))
+
+#define INFLATE_PRIME_HOOK(strm, bits, value) \
+    do { if (dfltcc_inflate_disable((strm))) return Z_STREAM_ERROR; } while (0)
+
+#define INFLATE_TYPEDO_HOOK(strm, flush) \
+    if (dfltcc_can_inflate((strm))) { \
+        dfltcc_inflate_action action; \
+\
+        RESTORE(); \
+        action = dfltcc_inflate((strm), (flush), &ret); \
+        LOAD(); \
+        if (action == DFLTCC_INFLATE_CONTINUE) \
+            break; \
+        else if (action == DFLTCC_INFLATE_BREAK) \
+            goto inf_leave; \
+    }
+
+#define INFLATE_NEED_CHECKSUM(strm) (!dfltcc_can_inflate((strm)))
+
+#define INFLATE_NEED_UPDATEWINDOW(strm) (!dfltcc_can_inflate((strm)))
+
+#define INFLATE_MARK_HOOK(strm) \
+    do { \
+        if (dfltcc_was_inflate_used((strm))) return -(1L << 16); \
+    } while (0)
+
+#endif