Zlib ng

libs/zlibng/arch/s390/dfltcc_deflate.h

@@ -0,0 +1,50 @@
+#ifndef DFLTCC_DEFLATE_H
+#define DFLTCC_DEFLATE_H
+
+#include "dfltcc_common.h"
+
+int ZLIB_INTERNAL dfltcc_can_deflate(PREFIX3(streamp) strm);
+int ZLIB_INTERNAL dfltcc_deflate(PREFIX3(streamp) strm, int flush, block_state *result);
+int ZLIB_INTERNAL dfltcc_deflate_params(PREFIX3(streamp) strm, int level, int strategy);
+int ZLIB_INTERNAL dfltcc_deflate_set_dictionary(PREFIX3(streamp) strm,
+                                                const unsigned char *dictionary, uInt dict_length);
+int ZLIB_INTERNAL dfltcc_deflate_get_dictionary(PREFIX3(streamp) strm, unsigned char *dictionary, uInt* dict_length);
+
+#define DEFLATE_SET_DICTIONARY_HOOK(strm, dict, dict_len) \
+    do { \
+        if (dfltcc_can_deflate((strm))) \
+            return dfltcc_deflate_set_dictionary((strm), (dict), (dict_len)); \
+    } while (0)
+
+#define DEFLATE_GET_DICTIONARY_HOOK(strm, dict, dict_len) \
+    do { \
+        if (dfltcc_can_deflate((strm))) \
+            return dfltcc_deflate_get_dictionary((strm), (dict), (dict_len)); \
+    } while (0)
+
+#define DEFLATE_RESET_KEEP_HOOK(strm) \
+    dfltcc_reset((strm), sizeof(deflate_state))
+
+#define DEFLATE_PARAMS_HOOK(strm, level, strategy) \
+    do { \
+        int err; \
+\
+        err = dfltcc_deflate_params((strm), (level), (strategy)); \
+        if (err == Z_STREAM_ERROR) \
+            return err; \
+    } while (0)
+
+#define DEFLATE_BOUND_ADJUST_COMPLEN(strm, complen, source_len) \
+    do { \
+        if (dfltcc_can_deflate((strm))) \
+            (complen) = (3 + 5 + 5 + 4 + 19 * 3 + (286 + 30) * 7 + \
+                         (source_len) * 16 + 15 + 7) >> 3; \
+    } while (0)
+
+#define DEFLATE_NEED_CONSERVATIVE_BOUND(strm) (dfltcc_can_deflate((strm)))
+
+#define DEFLATE_HOOK dfltcc_deflate
+
+#define DEFLATE_NEED_CHECKSUM(strm) (!dfltcc_can_deflate((strm)))
+
+#endif