implemented deflateReset

2016-09-20 12:54:26 +02:00
parent 18f66459d5
commit c038c30048
2 changed files with 12 additions and 3 deletions
@@ -73,10 +73,12 @@ Supported methods:
 - deflate (with exception of Z_FULL_FLUSH)
 - deflateSetDictionary
 - deflateEnd
+- deflateReset
 - deflateBound
 - inflateInit
 - inflate
 - inflateSetDictionary
+- inflateReset
 - compress
 - compress2
 - compressBound
@@ -88,7 +90,6 @@ Ignored methods (they do nothing):
 Unsupported methods:
 - gzip file access functions
 - deflateCopy
- deflateReset
 - deflateTune
 - deflatePending
 - deflatePrime
@@ -96,7 +97,6 @@ Unsupported methods:
 - inflateGetDictionary
 - inflateCopy
 - inflateSync
- inflateReset
 - inflateReset2
 - inflatePrime
 - inflateMark
@@ -173,7 +173,16 @@ ZEXTERN int ZEXPORT z_deflateReset OF((z_streamp strm))
    if (!g_useZSTD)
        return deflateReset(strm);

-    FINISH_WITH_ERR(strm, "deflateReset is not supported!");
+    {   ZWRAP_CCtx* zwc = (ZWRAP_CCtx*) strm->state;
+        LOG_WRAPPER("- z_deflateReset\n");
+        if (zwc == NULL) return Z_STREAM_ERROR;
+        { size_t const errorCode = ZSTD_resetCStream(zwc->zbc, 0);
+          if (ZSTD_isError(errorCode)) return ZWRAPC_finish_with_error(zwc, strm, 0); }
+    }
+    
+    strm->total_in = 0;
+    strm->total_out = 0;
+    return Z_OK;
 }